1 2005-04-15 Roger Sayle <roger@eyesopen.com>
3 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4 (fold_binary): Update comment mentioning fold_relational_hi_lo.
5 (fold_binary_to_constant): Simplify using fold_binary.
6 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10 * gthr-posix.c (pthread_cancel): Define.
11 (pthread_mutexattr_init): Likewise.
12 (pthread_mutexattr_settype): Likewise.
13 (pthread_mutexattr_destroy): Likewise.
15 2005-04-15 David S. Miller <davem@davemloft.net>
18 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
20 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
22 PR tree-optimization/21031
23 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
24 (forward_propagate_into_cond_1): Call it. Forward propagate
25 integer-integer casts into COND_EXPRs.
27 2005-04-15 Dave Korn <dave.korn@artimi.com>
29 * gcc.c (default_compilers): Clarify obscure error message when
30 reading from standard input.
32 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
34 * basic-block.h (PROP_EQUAL_NOTES): Remove.
35 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
37 * tree-ssa-alias.c (init_alias_info): Remove a call to
40 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
42 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
43 of non-virtual PHI nodes like we use to.
45 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
47 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
48 (attr_copy_rtx): Do not use it.
50 2005-04-15 Andrew Macleod <amacleod@redhat.com>
52 * doc/tree-ssa.texi: Grammer/abbreviation updates.
54 2005-04-15 Diego Novillo <dnovillo@redhat.com>
56 * tree-vect-transform.c (vectorizable_store): Mark necessary
57 objects in the vectorized store needing renaming. Update the
58 SSA graph for V_MAY_DEF operands in the original store.
60 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
62 * tree-ssa-pre.c (compute_avail): It's okay to have
63 TREE_INVARIANT's here, and value number the resulting expressions.
64 (create_expression_by_pieces): Make sure operands that were
65 min_invariant when we started, stay that way.
67 2005-04-15 David Edelsohn <edelsohn@gnu.org>
69 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
71 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
73 PR tree-optimization/20936.
74 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
76 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
78 * doc/invoke.texi: Fix typos.
79 * doc/md.texi: Likewise.
80 * doc/rtl.texi: Likewise.
81 * doc/sourcebuild.texi: Likewise.
82 * doc/tm.texi: Likewise.
84 2005-04-15 Uros Bizjak <uros@kss-loka.si>
86 PR tree-optimization/21004
87 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
88 and floorl in c99 mode only.
89 * builtins.c (expand_builtin_int_roundingfn): Assert that
90 fallback_fndecl is not NULL_TREE.
92 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
94 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
95 * basic-block.h: Update the prototype for
97 * cfgexpand.c (tree_expand_cfg): Update a call to
99 * combine.c (combine_instructions): Likewise.
100 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
101 rest_of_handle_cse2, rest_of_handle_gcse,
102 rest_of_handle_postreload): likewise.
104 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
107 * gimplify.c (gimplify_addr_expr): Compensate for removal of
108 e.g. cv-qualification conversions.
110 2005-04-14 Mike Stump <mrs@apple.com>
112 * config/darwin-c.c (framework_construct_pathname): We must
113 find all headers of a framework in the first instance of it
114 found in the seach path.
116 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
118 PR tree-optimization/21021
119 * tree-vrp.c (compare_values): Work around a bug in the front
120 end that produces a comparison of mismatched types.
122 2004-04-14 Richard Henderson <rth@redhat.com>
124 * config/ia64/ia64.h (enum fetchop_code): Remove.
125 (enum ia64_builtins): Move ...
126 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
127 members except BSP and FLUSHRS.
128 (ia64_init_builtins): Remove __sync builtins.
129 (ia64_expand_builtin): Likewise.
130 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
131 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
132 (ia64_expand_lock_release): Remove.
133 * config/ia64/ia64.md (mf): Move to sync.md.
134 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
135 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
136 * config/ia64/sync.md: New file.
137 (memory_barrier): Rename from mf.
138 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
139 (cmpxchg_acq_<I48MODE>): Likewise.
140 (sync_lock_test_and_set<I48MODE>): Likewise.
142 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
143 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
145 2004-04-14 Richard Henderson <rth@redhat.com>
147 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
148 (ix86_compare_emitted): New.
149 (ix86_expand_compare): Use ix86_compare_emitted if set.
150 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
151 and ix86_compare_op0 are set.
152 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
153 (TARGET_CMPXCHG, TARGET_XADD): New.
154 (ix86_compare_emitted): Declare.
155 * config/i386/i386.md: Include sync.md
156 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
157 (UNSPECV_XCHG, UNSPECV_LOCK): New.
158 * config/i386/sync.md: New file.
160 2004-04-14 Richard Henderson <rth@redhat.com>
163 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
164 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
165 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
166 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
167 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
168 BT_FN_I8_VPTR_I8_I8): New.
169 * builtins.def (DEF_SYNC_BUILTIN): New.
170 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
171 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
172 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
173 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
174 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
175 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
176 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
177 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
178 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
179 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
180 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
181 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
182 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
183 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
184 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
185 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
186 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
187 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
188 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
189 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
190 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
191 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
192 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
193 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
194 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
195 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
196 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
197 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
198 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
199 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
200 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
201 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
202 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
203 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
204 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
205 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
206 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
207 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
208 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
209 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
210 BUILT_IN_SYNCHRONIZE: New.
211 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
212 as a function. Accept __sync_ as a prefix as well.
213 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
214 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
215 expand_builtin_lock_release): New.
216 (expand_builtin): Call them.
217 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
218 neither BOTH_P nor FALLBACK_P are defined.
219 (builtin_type_for_size): New.
220 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
221 (resolve_overloaded_builtin): New.
222 * c-common.h (resolve_overloaded_builtin): Declare.
223 (builtin_type_for_size): Declare.
224 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
225 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
226 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
227 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
228 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
229 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
230 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
231 sync_compare_and_swap_cc, sync_lock_test_and_set,
232 sync_lock_release): New.
233 * optabs.h: Declare them.
234 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
235 expand_sync_operation, expand_sync_fetch_operation,
236 expand_sync_lock_test_and_set): Declare.
237 * genopinit.c (optabs): Add sync optabs.
238 * optabs.c (init_optabs): Initialize sync optabs.
239 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
240 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
241 expand_sync_operation, expand_sync_fetch_operation,
242 expand_sync_lock_test_and_set): New.
243 * doc/extend.texi (Atomic Builtins): New section
244 * doc/md.texi (Standard Names): Add sync patterns.
246 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
248 * tree-eh.c (lower_try_finally_copy): Generate new code in
249 response to goto_queue entries as if the queue was sorted by
251 (lower_try_finally_switch): Likewise.
253 2005-04-14 Richard Henderson <rth@redhat.com>
255 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
256 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
258 (ix86_expand_fp_movcc): Update to match.
259 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
260 * config/i386/i386-protos.h: Update.
261 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
262 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
264 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
266 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
269 2005-04-14 Julian Brown <julian@codesourcery.com>
271 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
272 link failures on ppc64 Linux.
274 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
276 * config.gcc: Set cpu_type for s390.
278 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
280 Fix PR tree-optimization/20963
281 * tree-ssa-pre.c (compute_avail): Remove special case for
283 (create_expression_by_pieces): Add value numbers for forced out
286 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
288 * config/cris/cris.md: Replace references to (reg:SI 16) with
289 (reg:SI CRIS_SRP_REGNUM).
291 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
293 PR tree-optimization/20657
294 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
295 create an appropriate range from it.
297 2005-04-14 Uros Bizjak <uros@kss-loka.si>
299 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
300 <UNSPEC_FIST_CEIL> case.
302 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
303 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
304 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
305 to implement lfloor and llfloor built-ins as x87 intrinsic function.
306 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
307 (lfloor<mode>2): New expanders.
308 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
309 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
310 to implement lceil and llceil built-ins as x87 intrinsic function.
311 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
312 (lceil<mode>2): New expanders.
314 2005-04-14 Uros Bizjak <uros@kss-loka.si>
316 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
317 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
319 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
322 * config/s390/s390-modes.def: Define TFmode.
324 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
326 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
327 (JUMP_TABLES_IN_TEXT_SECTION): Define.
328 * config/mips/mips.c (mips16_insn_length): Remove reference to
329 JUMP_TABLES_IN_TEXT_SECTION.
331 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
333 * simplify-rtx.c (simplify_binary_operation_1): Return
334 scalar or vector of constant 0, depending on the xor's
337 2005-04-13 Dale Johannesen <dalej@apple.com>
339 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
341 * objc/objc-act.c (objc_gimplify_expr): New.
342 (objc_get_callee_fndecl): New.
343 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
344 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
345 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
347 2005-04-13 Devang Patel <dpatel@apple.com>
349 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
352 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
354 CRIS prologue as RTL.
355 * config/cris/cris-protos.h (cris_emit_movem_store)
356 (cris_expand_prologue): Prototype.
357 * config/cris/cris.c (struct machine_function): New member
359 (cfa_label_num, cris_target_asm_function_prologue): Remove.
360 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
361 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
362 (cris_load_multiple_op, cris_return_address_on_stack)
363 (cris_return_address_on_stack_for_return): ISO-Cify.
364 (cris_store_multiple_op): New predicate function.
365 (cris_expand_prologue, cris_emit_movem_store): New functions.
366 (cris_print_operand) <case 'O'>: Handle modifications other than
368 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
369 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
370 (cris_gen_movem_load): Rearrange slightly to make local variable
371 src a parameter, removing osrc.
372 (cris_setup_incoming_varargs): Set machine_function member
373 stdarg_regs to correspond to the number of registers that need to
375 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
377 (PREDICATE_CODES): Add cris_store_multiple_op. Make
378 cris_general_operand_or_gotless_symbol accept UNSPEC.
379 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
380 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
381 ("*cris_store_multiple"): New pattern. Tweak common comment above
382 this and "*cris_load_multiple".
383 ("prologue"): New define_expand.
385 * config/cris/cris.md ("epilogue"): Conditionalize on
386 TARGET_PROLOGUE_EPILOGUE.
388 2005-04-13 Steve Ellcey <sje@cup.hp.com>
391 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
392 fpsr 0 instead of fpsr 1.
393 (divsf3_internal_thr): Ditto.
394 (divdf3_internal_lat): Ditto.
395 (divdf3_internal_thr): Ditto.
396 (divxf3_internal_lat): Ditto.
397 (divxf3_internal_thr): Ditto.
399 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
401 PR tree-optimization/20913
402 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
404 PR tree-optimization/20702
405 * tree-vrp.c (maybe_add_assert_expr): Recurse into
406 dominator children that haven't been walked into.
408 2005-04-13 Julian Brown <julian@codesourcery.com>
410 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
411 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
414 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
416 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
417 config/i386/sse.md: Fix comment typos.
419 * genattrtab.c (NULL_ATTR): Remove.
420 * ifcvt.c (NULL_EDGE): Likewise.
422 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
424 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
425 NOTE_PREDICT): Remove.
427 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
429 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
430 * configure: Regenerate.
431 * config.in: Likewise.
432 * system.h: Declare vsnprintf if not already declared.
434 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
436 * optc-gen.awk: Handle stand-alone Mask records.
437 * opth-gen.awk: Likewise.
438 * doc/options.texi (Option file format): Document them.
439 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
440 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
441 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
442 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
443 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
444 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
445 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
446 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
447 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
448 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
449 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
450 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
451 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
452 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
453 TARGET_LONG_DOUBLE_128): Likewise.
454 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
455 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
456 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
457 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
458 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
459 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
460 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
461 * config/sparc/sparc.c (fpu_option_set): New global.
462 (sparc_handle_option): New function.
463 (sparc_override_options): Test fpu_option_set.
464 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
465 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
466 * config/sparc/sparc.opt: New file.
467 * config/sparc/little-endian.opt: Likewise.
468 * config/sparc/long-double-switch.opt: Likewise.
470 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
472 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
473 (bfin_handle_options): Set it if -mshared-library-id= is seen.
474 * config/bfin/bfin.opt (mshared-library-id=): Lose
475 Var(bfin_lib_id_given).
477 2005-04-13 Matt Thomas <matt@3am-software.com>
479 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
482 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
484 * rtl.h (CLEAR_RTX_FLAGS): Remove.
486 * cgraphunit.c (INSNS_PER_CALL): Remove.
488 * tree-ssa-forwprop.c (vars,
489 record_single_argument_cond_exprs,
490 substitute_single_use_vars): Remove.
491 (forward_propagate_into_cond_1, forward_propagate_into_cond):
493 (tree_ssa_forward_propagate_single_use_vars): Call
494 forward_propagate_into_cond for each COND_EXPR.
496 * tree-inline.c (INSNS_PER_STMT): Remove.
498 2005-04-12 Richard Henderson <rth@redhat.com>
500 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
501 (ix86_expand_sse_fp_minmax): ... from ...
502 (ix86_expand_fp_movcc): ... here.
503 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
504 * config/i386/i386-protos.h: Update.
505 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
506 (sse_setccsf, sse_setccdf): Allow before reload.
507 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
508 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
509 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
510 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
511 (anddf3, nanddf3, iordf3, xordf3): New.
513 2005-04-12 Jeff Law <law@redhat.com>
515 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
516 (tree-ssa-uncprop.o): Add dependencies.
517 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
518 * tree-flow.h (remove_useless_stmts): Remove prototype.
519 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
520 remove_useless_stmts.
521 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
522 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
523 * tree-pass.h (pass_uncprop): Declare.
524 * tree-ssa-uncprop.c: New file.
526 2005-04-12 James E. Wilson <wilson@specifixinc.com>
529 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
531 2005-04-12 Caroline Tice <ctice@apple.com>
533 Temporary fix for partitioning problems.
534 * passes.c (rest_of_handle_final): Remove code that
535 frees unlikely_text_section_name,
536 * varasm.c (assemble_start_function): Test for partitioning
537 flag before writing out section labels.
538 (assemble_end_function): Test for partitioning flag before
539 writing out section labels.
541 2005-04-12 Steven Bosscher <stevenb@suse.de>
542 Stuart Hastings <stuart@apple.com>
543 Jan Hubicka <jh@suse.cz>
545 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
546 references to gt-tree-cfg.h.
547 * basic-block.h (struct basic_block_def): Don't skip rbi
548 for garbage collection.
549 (struct reorder_block_def): Make GTY-able.
550 (struct control_flow_graph): New structure.
551 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
552 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
553 but instead defines to the control_flow_graph for cfun.
554 (label_to_block_map): New define, points to the label map of
555 the control_flow_graph for cfun.
556 (n_edges_for_function, n_basic_blocks_for_function,
557 last_basic_block_for_function, basic_block_info_for_function,
558 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
559 basic_block_info_for_function, label_to_block_map_for_function):
560 Counterparts for the above, taking a struct function as an extra
562 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
563 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
564 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
565 (alloc_rbi_pool, free_rbi_pool): Remove.
566 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
567 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
569 (cfg_layout_finalize) ... and don't free it here.
570 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
572 * flow.c (free_basic_block_vars): Set label_to_block_map and
574 * function.h (struct function): Add cfg field.
575 * function.c (allocate_struct_function): Allocate the cfg.
576 * tree-cfg.c (label_to_block_map): Remove.
577 (build_tree_cfg): Don't allocate the rbi pool here...
578 (delete_tree_cfg_annotations): ...and don't free it here.
579 Also don't nullify label_to_block_map for cfun.
581 2005-04-12 Caroline Tice <ctice@apple.com>
583 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
584 Revert my patch from April 9.
585 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
586 (reorder_basic_blocks): Revert my patch from April 9.
587 (insert_section_boundary_note): Revert my patch from April 9.
588 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
589 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
590 (COLD_END_LABEL): Revert my patch from April 9.
591 (cold_text_section_label): Revert my patch from April 9.
592 (cold_end_label): Revert my patch from April 9.
593 (dwarf2out_switch_text_section): Revert my patch from April 9.
594 (output_aranges): Revert my patch from April 9.
595 (output_ranges): Revert my patch from April 9.
596 (output_line_info): Revert my patch from April 9.
597 (add_location_or_const_value_attribute): Revert my patch from April 9.
598 (dwarf2out_var_location): Revert my patch from April 9.
599 (dwarf2out_init): Revert my patch from April 9.
600 (dwarf2out_finish): Revert my patch from April 9.
601 * function.h (struct function): Revert my patch from April 9.
602 * opts.c (decode_options): Revert my patch from April 9.
603 * output.h (unlikely_section_label, hot_section_label,
604 hot_section_end_label, cold_section_end_label,
605 unlikely_text_section_name): Revert my patch from April 9.
606 * passes.c (rest_of_handle_final): Revert my patch from April 9.
607 * varasm.c (unlikely_section_label, hot_section_label,
608 hot_section_end_label, cold_section_end_label,
609 unlikely_text_section_name): Revert my patch from April 9.
610 (initialize_cold_section_name): Revert my patch from April 9.
611 (unlikely_text_section): Revert my patch from April 9.
612 (in_unlikely_text_section): Revert my patch from April 9.
613 (named_section): Revert my patch from April 9.
614 (function_section): Revert my patch from April 9.
615 (current_function_section): Revert my patch from April 9.
616 (assemble_start_function): Revert my patch from April 9.
617 (assemble_end_function): Revert my patch from April 9.
618 (default_section_type_flags_1): Revert my patch from April 9.
620 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
622 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
623 * config/sparc/sparc.md (untyped_call): Save the registers manually.
625 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
627 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
630 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
631 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
633 2004-04-12 Richard Henderson <rth@redhat.com>
635 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
636 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
637 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
638 (UNSPEC_*, UNSPECV_*): Renumber.
640 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
643 From Richard Henderson <rth@redhat.com>:
644 * tree-mudflap.c (mf_build_check_statement_for): Correct block
647 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
649 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
651 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
653 * config/bfin/bfin.c (bfin_library_id_string): Remove.
654 (bfin_library_id): New variable.
655 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
656 instead of bfin_library_id_string.
657 (bfin_handle_option): New function.
658 (override_options): Remove most code to deal with shared library IDs,
659 just check they aren't used without -mid-shared-library.
660 (TARGET_HANDLE_OPTION): Define.
661 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
662 * config/bfin/bfin.opt (mshared-library-id=): New.
664 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
666 * tree-vect-transform.c: Fix comment typos.
668 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
670 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
671 split critical edges when not possible/profitable.
673 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
675 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
676 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
677 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
678 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
679 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
680 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
681 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
682 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
684 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
685 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
686 * config/ns32k/ns32k.opt: New file.
688 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
690 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
691 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
692 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
693 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
694 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
695 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
696 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
697 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
698 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
699 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
700 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
701 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
702 (MASK_COLDFIRE): Formatting fixes.
703 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
704 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
705 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
706 "_current_shared_library_a5_offset_".
707 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
708 (MASK_ALL_CPU_BITS): New macro.
709 (m68k_handle_option): New function.
710 (override_options): Remove handling of m68k_library_id_string.
711 * config/m68k/m68k.opt: New file.
712 * config/m68k/ieee.opt: New file.
714 2005-04-11 Mark Mitchell <mark@codesourcery.com>
716 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
717 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
718 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
719 (TARGET_CXX): Adjust accordingly.
720 * target.h (struct gcc_target): Remove epxort_class_data. Add
721 determine_class_data_visibility and class_data_always_comdat.
722 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
723 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
724 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
725 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
726 (arm_cxx_determine_class_data_visibility): New.
727 (arm_cxx_class_data_always_comdat): Likewise.
728 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
729 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
730 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
731 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
732 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
735 2005-04-11 Devang Patel <dpatel@apple.com>
737 * tree-data-ref.c (build_classic_dist_vector,
738 compute_subscript_distance): Make externally visible.
739 * tree-data-ref.h (build_classic_dist_vector,
740 compute_subscript_distance): Same.
741 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
742 Check distance vector against vectorization factor.
743 (vect_analyze_loop): Determine vectorizaion factor before
744 analyzing data dependences.
745 * tree-vectorizer.c (loops_num): Make it externally visible and
747 * tree-vectorizer.c (vect_loops_num): ... new name.
748 * tree-vectorizer.h (vect_loops_num): New.
750 2005-04-11 Devang Patel <dpatel@apple.com>
752 * tree-vect-analyze.c (vect_analyze_operations): Check
753 vectorizable codition.
754 * tree-vect-transform.c (vect_is_simple_cond): New function.
755 (vectorizable_condition): New function.
756 (vect_transform_stmt): Handle condition_vec_info_type.
757 * tree-vectorizer.h (enum stmt_vec_info_type): Add
758 condition_vec_info_type.
759 (vectorizable_condition): New.
761 2005-04-11 Geoffrey Keating <geoffk@apple.com>
763 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
764 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
765 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
767 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
768 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
770 * dwarf2out.c (output_line_info): Don't try to dereference
771 a NULL current_function_decl.
773 * config/t-slibgcc-darwin: Don't put shared libraries in
774 directories other than $(slibdir).
775 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
778 2005-04-11 Diego Novillo <dnovillo@redhat.com>
780 PR tree-optimization/20933
781 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
782 logic to reject aliases between read-only and writable
784 (may_alias_p): ... here.
785 (get_tmt_for): Do not associate read-only tags to pointers
786 whose pointed-to type is not read-only.
787 * tree-ssa.c (verify_ssa): Check that memory stores have at
788 least one V_MAY_DEF or V_MUST_DEF.
790 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
793 * configure.ac (gcc_UNLOCKED_FUNCS): New.
794 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
795 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
796 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
798 (fwrite_unlocked): Fix prototype.
800 * configure, config.in: Regenerate.
802 2005-04-11 David Edelsohn <edelsohn@gnu.org>
804 * tree-ssa-loop-im.c: Include real.h.
805 (determine_invariantness_stmt): If real division divisor is
806 invariant and flag_unsafe_math_optimizations enabled, generate
807 invariant reciprocal for hoisting.
808 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
810 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
812 Fix PR tree-optimization/20926
814 * tree-ssa-alias.c (add_type_alias): Handle subvars.
816 2005-04-11 Devang Patel <dpatel@apple.com>
818 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
821 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
823 * fold-const.c (fold_binary_op_with_conditional_arg):
824 use fold_buildN instead of "fold (buildN" in some
826 (fold_unary): Likewise.
827 (fold_binary): Likewise.
829 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
831 Fix PR tree-optimization/20612
832 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
834 (perfect_nestify): preheaderbb is *not* part of loop of the
837 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
839 * tree-ssa-alias.c (may_alias_p): If the variable
840 is a global variable and the pointer is parameter
841 and -fargument-noalias-global is used, then
842 the pointer cannot alias the variable.
844 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
846 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
847 * config/sparc/sparc.h: Likewise.
848 * config/sparc/sparc.md: Likewise.
850 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
852 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
854 * tree-vrp.c: Fix a comment typo.
856 2005-04-11 Diego Novillo <dnovillo@redhat.com>
858 PR tree-optimization/20920
859 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
860 SSA_NAME flows through an abnormal edge.
861 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
862 through abnormal edges.
863 (maybe_add_assert_expr): Likewise.
865 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
867 * config/s390/s390.h (s390_tune_string, s390_arch_string)
868 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
869 (s390_stack_size_string, s390_stack_guard_string, target_flags)
870 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
871 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
872 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
873 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
874 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
875 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
876 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
877 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
878 (TARGET_HANDLE_OPTION): Likewise.
879 (s390_tune): Initialize to PROCESSOR_max.
880 (s390_arch_string): Make static.
881 (s390_tune_string, s390_warn_framesize_string): Delete.
882 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
883 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
884 (s390_handle_arch_option, s390_handle_option): New functions.
885 (override_options): Remove parsing of option strings.
886 * config/s390/s390.opt: New file.
888 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
890 * tree-complex.c (expand_vector_operations): Call
891 update_stmt_if_modified.
893 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
895 * tree-vect-analyze (vect_determine_vectorization_factor):
896 Do not use GET_MODE_NUNITS.
897 * tree-vect-transform.c (vect_get_vec_def_for_operand,
898 (vectorizable_load, vect_transform_loop): Likewise.
900 2005-04-11 Uros Bizjak <uros@kss-loka.si>
902 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
903 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
904 * optabs.h (enum optab_index): Add new OTI_lceil.
905 (lceil_optab): Define corresponding macro.
906 * optabs.c (init_optabs): Initialize lceil_optab.
907 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
908 and lceildi2 patterns.
909 * builtins.c (expand_builtin_int_roundingfn): Handle
910 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
911 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
912 BUILT_IN_LLCEIL{,F,L}.
913 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
914 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
915 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
916 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
917 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
918 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
919 into lceil built-in function and (long long int)ceil{,f,l} into
920 llceil built-in function.
921 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
924 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
926 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
929 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
931 * config/arm/arm.c: Fix a comment typo.
932 * doc/tree-ssa.texi: Fix a typo.
934 2005-04-10 Steven Bosscher <stevenb@suse.de>
936 * cselib.c (clear_table): Rename to cselib_clear_table.
937 * cselib.h (cselib_clear_table): Add prototype.
938 * gcse.c (gcse_main): Make 'f' argument unused.
939 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
940 of each basic block instead.
941 (compute_sets, compute_hash_table_work): Likewise.
942 (constprop_register): Change int 'alter_jumps' argument to bool.
943 (do_local_cprop): Likewise.
944 (local_cprop_pass): Likewise. Also walk basic blocks instead of
945 the insn chain. Explicitly clear the cselib tables after finishing
946 one basic block. Make sure there are no unterminated libcall blocks.
947 Update compute_sets call.
948 (cprop): Walk basic blocks instead of the insn chain.
949 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
951 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
952 one_cprop_pass calls.
954 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
956 * combine.c (combine_simplify_rtx): Remove a transformation that
957 relies on an invalid assumption about rtl sign-extension semantics.
959 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
961 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
962 to build_int_cst_wide.
964 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
967 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
968 set the original address pseudo to the correct value before the
969 original insn, if possible, and leave the insn alone, otherwise
970 create a new pseudo, set it and replace it in the insn.
971 * recog.c (validate_change_maybe_volatile): New.
972 * recog.h (validate_change_maybe_volatile): Declare.
974 2005-04-09 Caroline Tice <ctice@apple.com>
976 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
977 Remove targetm.have_named_sections test.
978 (fix_edges_for_rarely_executed_code): Likewise.
979 (insert_section_boundary_note): Likewise.
980 (reorder_basic_blocks): Check partitioning flag before calling
981 verify_hot_cold_block_grouping.
982 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
983 the function struct rather than global variables.
984 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
985 (COLD_END_LABEL): Likewise
986 (cold_text_section_label): New static global variable.
987 (cold_end_label): Likewise.
988 (dwarf2out_switch_text_section): Get hot/cold section labels from
989 the function struct rather than global variables.
990 (output_aranges): Use cold_text_section_label and cold_end_label;
991 check partitioning flag before putting out delta.
992 (output_ranges): Remove incorrect code attempting to use
994 (output_line_info): Get cold section label from function struct.
995 (add_location_or_const_value_attribute): Likewise.
996 (get_subprogram_die): Get hot/cold section labels from function struct.
997 (dwarf2out_var_location): Likewise.
998 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
999 write out cold_text_section_label if partition flag is set.
1000 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1001 * function.h (struct function): Add new fields to point to hot/cold
1002 section labels: hot_section_label, cold_section_label,
1003 hot_section_end_label and cold_section_end_label; also add new field
1004 for cold text section name, unlikely_text_section_name.
1005 * opts.c (decode_options): Turn off partitioning flag if
1006 !targetm.have_named_sections.
1007 * output.h (hot_section_label): Remove.
1008 (hot_section_end_label): Remove.
1009 (cold_section_end_label): Remove.
1010 (unlikely_section_label): Remove.
1011 (unlikely_text_section_name): Remove.
1012 * passes.c (rest_of_handle_final): Remove code that frees
1013 unlikely_text_section_name.
1014 * varasm.c (unlikely_section_label): Remove.
1015 (hot_section_label): Remove.
1016 (hot_section_end_label): Remove.
1017 (cold_section_end_label): Remove.
1018 (unlikely_text_section_name): Remove.
1019 (initialize_cold_section_name): Modify to call
1020 targetm.strip_name_encoding; to store cold section name in current
1021 function struct, if it exists; and to only use the decl_section_name
1022 if flag_named_sections is true.
1023 (unlikely_text_section): Modify to get section name out of current
1024 function struct, if there is one; otherwise build it from
1025 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1026 (in_unlikely_text_section): Likewise.
1027 (named_section): Modify to get/put cold section name in current function
1028 struct, if there is one.
1029 (function_section): Change 'bool unlikely' to 'int reloc'; check
1030 targetm.have_named_sections before calling named_section.
1031 (current_function_section): Likewise.
1032 (assemble_start_function): Modify to get/put unlikely_text_section_name
1033 in current function struct; modify to get hot/cold section labels
1034 from function struct; initialize labels using
1035 ASM_GENERATE_INTERNAL_LABEL;
1036 test partitioning flag before writing out hot section label.
1037 (assemble_end_function): Test partitioning flag before writing out
1038 hot/cold section labels.
1039 (default_section_type_flags_1): Modify to use array instead of
1040 char* for unlikely_text_section_name; set flags correctly for
1041 cold text section if there is not a current function decl.
1043 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1045 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1046 and TI_VA_LIST_FPR_COUNTER_FIELD.
1047 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1048 * tree-pass.h (pass_stdarg): Add.
1049 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1050 * tree-stdarg.c: New file.
1051 * tree-stdarg.h: New file.
1052 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1053 (tree-stdarg.o): Add dependencies.
1054 * function.h (struct function): Add va_list_gpr_size and
1055 va_list_fpr_size fields.
1056 * function.c (allocate_struct_function): Initialize them.
1057 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1058 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1059 (TARGET_INITIALIZER): Add it.
1061 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1062 va_list_{g,f}pr_counter_field.
1063 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1064 area will not be used. Only save registers that tree-stdarg.c
1065 detected they need saving.
1066 (ix86_va_start): Don't set up fields that won't be used.
1068 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1069 va_list_{g,f}pr_counter_field.
1070 (setup_incoming_varargs): Don't do anything if reg_save
1071 area will not be used. Only save registers that tree-stdarg.c
1072 detected they need saving.
1073 (rs6000_va_start): Don't set up fields that won't be used.
1075 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1076 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1077 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1078 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1080 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1083 * config/i386/i386.c (construct_container): Pass empty aligned
1084 struct, union or class in memory.
1086 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1088 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1089 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1090 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1091 config/rs6000/predicates.md: Fix comment typos.
1093 * sched-int.h (haifa_insn_data): Remove blockage and units.
1094 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1095 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1096 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1098 2005-04-09 Jan Hubicka <jh@suse.cz>
1099 Steven Bosscher <stevenb@suse.de>
1101 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1102 * cfgloop.c (get_loop_exit_edges): Likewise.
1103 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1105 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1106 * tree-cfg.c (dump_cfg_status): Likewise.
1108 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1110 * config/rs6000/predicates.md (altivec_register_operand): Remove
1111 redundant match_code test.
1112 (gpc_reg_operand): Same.
1113 (cc_reg_operand): Same.
1114 (cc_reg_not_cr0_operand): Same.
1116 2005-04-09 Jan Hubicka <jh@suse.cz>
1118 Forgotten hunk from my last merge patch:
1119 * final.c (output_addr_const): Do not call mark_referenced.
1121 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1123 * doc/tree-ssa.texi: Add immediate use documentation.
1125 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1127 * arm.c (FL_WBUF): Define.
1128 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1129 (arm_is_6_or_7): Delete.
1130 (arm_tune_wbuf): New.
1131 (arm_override_options): Set arm_tune_wbuf.
1132 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1133 (arm_is_6_or_7): Delete declaration.
1134 (arm_tune_wbuf): New declartion.
1135 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1136 (model_wbuf): Derive from arm_tune_wbuf.
1137 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1138 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1139 (arm740t): Mark CPUs as having a write buffer.
1141 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1143 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1144 of 'const_double_operand' in operand 2 constraints. Update enable
1147 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1149 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1150 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1151 * optabs.h (enum optab_index): Add new OTI_lfloor.
1152 (lfloor_optab): Define corresponding macro.
1153 * optabs.c (init_optabs): Initialize lfloor_optab.
1154 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1155 and lfloordi2 patterns.
1156 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1157 (expand_builtin_int_roundingfn): New function.
1158 (fold_builtin_int_roundingfn): New prototype.
1159 (fold_builtin_int_roundingfn): New function, renamed from
1160 fold_builtin_lround.
1161 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1162 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1163 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1164 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1165 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1166 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1167 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1168 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1169 into lfloor built-in function and (long long int)floor{,f,l} into
1170 llfloor built-in function.
1171 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1174 2005-04-08 Ian Lance Taylor <ian@airs.com>
1176 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1177 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1178 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1179 (DO_COND, DO_BODY): Likewise.
1180 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1181 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1182 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1183 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1184 (build_continue_stmt, build_break_stmt): Don't declare.
1185 (c_do_switch_warnings): Update declaration.
1186 * c-gimplify.c (enum bc_t): Remove.
1187 (struct c_gimplify_ctx, ctxp): Remove.
1188 (push_context, pop_context): Remove static functions.
1189 (c_genericize): Don't call push_context or pop_context.
1190 (begin_bc_block, finish_bc_block): Remove static functions.
1191 (build_bc_goto): Likewise.
1192 (gimplify_c_loop): Likewise.
1193 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1194 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1195 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1196 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1197 * c-common.c (c_do_switch_warnings): Rename from
1198 c_do_switch_warnings_1.
1199 (c_do_switch_warnings) [old version]: Remove.
1200 (c_do_switch_expr_warnings): Remove.
1201 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1202 function instead of c_do_switch_expr_warnings.
1203 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1204 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1205 * c-pretty-print.c (pp_c_statement): Likewise.
1206 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1208 2005-04-08 Devang Patel <dpatel@apple.com>
1210 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1211 While selecting replacement condition pay attention to loop header.
1213 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1215 Merge from tree-cleanup-branch: VRP, store CCP, store
1216 copy-prop, incremental SSA updating of FUD chains and
1217 newly exposed symbols.
1219 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1220 (OBJS-common): Add tree-vrp.o.
1221 (tree-vrp.o): New rule.
1222 * basic-block.h (nearest_common_dominator_for_set): Declare.
1223 * common.opt (ftree-store-ccp): New flag.
1224 (ftree-copy-prop): New flag.
1225 (ftree-vrp): New flag.
1226 (ftree-store-copy-prop): New flag.
1227 * dominance.c (nearest_common_dominator_for_set): New.
1228 * domwalk.c (walk_dominator_tree): Only traverse
1229 statements in blocks marked in walk_data->interesting_blocks.
1230 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1231 * fold-const.c (fold): Handle ASSERT_EXPR.
1232 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1233 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1234 flag_tree_vrp at -O2.
1235 * timevar.def (TV_TREE_VRP): Define.
1236 (TV_TREE_COPY_PROP): Define.
1237 (TV_TREE_STORE_COPY_PROP): Define.
1238 (TV_TREE_SSA_INCREMENTAL): Define.
1239 (TV_TREE_STORE_CCP): Define.
1240 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1241 to kill_redundant_phi_nodes from comment.
1242 (verify_expr): Handle ASSERT_EXPR.
1243 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1244 argument. Update all users.
1245 (mark_call_clobbered_vars_to_rename): Remove. Update all
1247 * tree-flow-inline.h (unmodifiable_var_p): New.
1248 * tree-flow.h (enum value_range_type): Declare.
1249 (struct value_range_def): Declare.
1250 (value_range): Declare.
1251 (remove_all_phi_nodes_for): Remove. Update all users.
1252 (find_phi_node_for): Declare.
1253 (add_type_alias): Declare.
1254 (count_uses_and_derefs): Declare.
1255 (kill_redundant_phi_nodes): Remove.
1256 (rewrite_into_ssa): Remove.
1257 (rewrite_def_def_chains): Remove.
1258 (update_ssa, register_new_name_mapping, create_new_def_for,
1259 need_ssa_update_p, name_registered_for_update_p,
1260 release_ssa_name_after_update_ssa, dump_repl_tbl,
1261 debug_repl_tbl, dump_names_replaced_by,
1262 debug_names_replaced_by, mark_sym_for_renaming,
1263 mark_set_for_renaming, get_current_def, set_current_def,
1264 get_value_range, dump_value_range, debug_value_range,
1265 dump_all_value_ranges, debug_all_value_ranges,
1266 expr_computes_nonzero, loop_depth_of_name,
1267 unmodifiable_var_p): Declare.
1268 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1270 * tree-into-ssa.c (block_defs_stack): Update comment.
1271 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1272 syms_to_rename, names_to_release, repl_tbl,
1273 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1274 need_to_replace_names_p): New locals.
1275 (NAME_SETS_GROWTH_FACTOR): Define.
1276 (struct repl_map_d): Declare.
1277 (struct mark_def_sites_global_data): Add field
1279 (enum rewrite_mode): Declare.
1280 (REGISTER_DEFS_IN_THIS_STMT): Define.
1281 (compute_global_livein): Use last_basic_block instead of
1283 (set_def_block): Remove last argument. Update all callers.
1284 (prepare_use_operand_for_rename): Remove. Update all callers.
1285 (prepare_def_operand_for_rename): Remove. Update all callers.
1286 (symbol_marked_for_renaming): New.
1289 (repl_map_hash): New.
1291 (repl_map_free): New.
1292 (names_replaced_by): New.
1293 (add_to_repl_tbl): New.
1294 (add_new_name_mapping): New.
1295 (mark_def_sites): Assume that all the operands in the
1296 statement are in normal form.
1297 (find_idf): Assert that the block in the stack is valid.
1298 (get_default_def_for): New.
1299 (insert_phi_nodes_for): Add new argument 'update_p'.
1301 If update_p is true, add a new mapping between the LHS of
1302 each new PHI and the name that it replaces.
1303 (insert_phi_nodes_1): Only call find_idf if needed.
1304 (get_reaching_def): Call get_default_def_for.
1305 (rewrite_operand): Remove.
1306 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1307 and REWRITE_THIS_STMT are false.
1308 Assume that all the operands in the statement are in
1310 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1311 (rewrite_virtual_phi_arguments): Remove.
1312 (invalidate_name_tags): Remove.
1313 (register_new_update_single, register_new_update_set,
1314 rewrite_update_init_block, replace_use,
1315 rewrite_update_fini_block, rewrite_update_stmt,
1316 rewrite_update_phi_arguments): New.
1317 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1318 Add arguments 'entry', 'what' and 'blocks'.
1319 Initialize the dominator walker according to 'what' and
1321 Start the dominator walk at 'entry'.
1322 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1323 Use it to configure the dominator walker.
1324 (rewrite_into_ssa): Remove argument 'all'.
1326 (rewrite_all_into_ssa): Remove.
1327 (rewrite_def_def_chains): Remove.
1328 (mark_def_interesting, mark_use_interesting,
1329 prepare_phi_args_for_update, prepare_block_for_update,
1330 prepare_def_site_for, prepare_def_sites,
1331 dump_names_replaced_by, debug_names_replaced_by,
1332 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1333 delete_update_ssa, create_new_def_for,
1334 register_new_name_mapping, mark_sym_for_renaming,
1335 mark_set_for_renaming, need_ssa_update_p,
1336 name_registered_for_update_p, ssa_names_to_replace,
1337 release_ssa_name_after_update_ssa,
1338 insert_updated_phi_nodes_for, update_ssa): New.
1339 * tree-loop-linear.c (linear_transform_loops): Call
1340 update_ssa instead of rewrite_into_ssa.
1341 * tree-optimize.c (vars_to_rename): Remove.
1343 (init_tree_optimization_passes): Replace
1344 pass_redundant_phi with pass_copy_prop.
1346 Replace pass_ccp with pass_store_ccp.
1347 Add pass_store_copy_prop after pass_store_ccp.
1348 (execute_todo): If the TODO_ flags don't include updating
1349 the SSA form, assert that it does not need to be updated.
1350 Call update_ssa instead of rewrite_into_ssa and
1351 rewrite_def_def_chains.
1352 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1353 (tree_rest_of_compilation):
1354 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1355 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1356 TODO_cleanup_cfg): Renumber.
1357 (TODO_verify_loops, TODO_update_ssa,
1358 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1359 TODO_update_ssa_only_virtuals): Define.
1360 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1362 * tree-phinodes.c (make_phi_node): Update documentation.
1363 (remove_all_phi_nodes_for): Remove.
1364 (find_phi_node_for): New.
1365 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1366 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1367 (interpret_rhs_modify_expr): Likewise.
1368 * tree-sra.c (decide_instantiations): Mark all symbols in
1369 SRA_CANDIDATES for renaming.
1370 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1371 (mark_all_v_defs): New function. Update all users to call it
1372 with the whole list of scalarized statements, not just the
1374 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1375 (compute_flow_insensitive_aliasing): If the tag is
1376 unmodifiable and the variable isn't or vice-versa, don't
1377 make them alias of each other.
1378 (setup_pointers_and_addressables): If the type tag for
1379 VAR is about to change, mark the old one for renaming.
1380 (add_type_alias): New.
1381 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1382 (ccp_lattice_t): Rename from latticevalue.
1383 (value): Remove. Update all users.
1384 (const_val): New local variable.
1385 (do_store_ccp): New local variable.
1386 (dump_lattice_value): Handle UNINITIALIZED.
1387 (debug_lattice_value): New.
1388 (get_default_value): Re-write.
1389 (set_lattice_value): Re-write.
1390 (def_to_varying): Remove. Update all users.
1391 (likely_value): Return VARYING for statements that make
1392 stores when STORE_CCP is false.
1393 Return VARYING for any statement other than MODIFY_EXPR,
1394 COND_EXPR and SWITCH_EXPR.
1395 (ccp_initialize): Re-write.
1396 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1397 Move to tree-ssa-propagate.c.
1398 (ccp_lattice_meet): Handle memory stores when
1399 DO_STORE_CCP is true.
1400 (ccp_visit_phi_node): Likewise.
1401 (ccp_fold): Likewise.
1402 (evaluate_stmt): Likewise.
1403 (visit_assignment): Likewise.
1404 (ccp_visit_stmt): Likewise.
1405 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1409 (do_ssa_store_ccp): New.
1410 (gate_store_ccp): New.
1411 (pass_store_ccp): Declare.
1412 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1413 (may_propagate_copy): Reformat.
1414 Don't abort if ORIG is a virtual and DEST isn't.
1415 If NEW does not have alias information but DEST does,
1417 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1418 copy_prop_kind, which_copy_prop): Declare.
1419 (stmt_may_generate_copy, get_copy_of_val,
1420 get_last_copy_of, set_copy_of_val, dump_copy_of,
1421 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1422 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1423 init_copy_prop, fini_copy_prop, execute_copy_prop,
1424 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1425 store_copy_prop): New.
1426 (pass_copy_prop, pass_store_copy_prop): Declare.
1427 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1428 'num_const_prop' and 'num_copy_prop'.
1429 (cprop_operand): Update them.
1430 (dump_dominator_optimization_stats): Dump them.
1431 (tree_ssa_dominator_optimize): Call update_ssa instead of
1433 (loop_depth_of_name): Declare extern.
1434 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1435 values for LOW or HIGH.
1436 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1437 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1438 (cprop_operand): Only propagate if VAL != OP.
1439 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1440 statement for renaming.
1441 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1442 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1443 add_type_alias if necessary.
1444 Call mark_new_vars_to_rename.
1445 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1446 mark every statement updated, call update_ssa and
1447 rewrite_into_loop_closed_ssa.
1448 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1449 from LIVEIN if VAR is a virtual.
1450 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1451 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1452 (get_call_expr_operands): Reformat statement.
1453 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1455 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1456 SSA_NAME_VALUE for every name.
1457 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1458 get_value_loaded_by): New.
1459 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1460 substitute_and_fold): Move from tree-ssa-ccp.c.
1461 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1462 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1463 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1465 * tree-ssa.c (verify_use): Fix error message.
1466 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1467 check_phi_redundancy, kill_redundant_phi_nodes,
1468 pass_redundant_phi): Remove. Update all users.
1469 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1470 add_type_alias, if necessary.
1471 * tree-vectorizer.h (struct _stmt_vect_info): Update
1472 documentation for field 'memtag'.
1473 * tree-vrp.c: New file.
1474 * tree.def (ASSERT_EXPR): Define.
1475 * tree.h (ASSERT_EXPR_VAR): Define.
1476 (ASSERT_EXPR_COND): Define.
1477 (SSA_NAME_VALUE_RANGE): Define.
1478 (struct tree_ssa_name): Add field 'value_range'.
1479 (PHI_REWRITTEN): Remove.
1480 (struct tree_phi_node): Remove field 'rewritten'.
1481 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1482 -ftree-store-copy-prop): Document.
1483 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1484 Document usage of update_ssa.
1486 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1489 * config/rs6000/predicates.md (altivec_register_operand): Accept
1491 (and64_operand): Do not limit CONST_INT to mask64_operand.
1492 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1493 (and_operand): Do not limit CONST_INT to mask_operand.
1495 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1497 PR rtl-optimization/20466
1498 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1499 for overlap of the address of each list member.
1500 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1502 2005-04-08 Mike Stump <mrs@apple.com>
1504 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1506 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1509 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1511 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1513 * function.c (push_function_context_to): Don't set
1515 * function.h (function): Remove contains_functions.
1516 (current_function_contains_functions): Remove.
1518 * function.h (function): Remove instrument_entry_exit.
1519 (current_function_instrument_entry_exit): Remove.
1521 * function.h (nonlocal_labels): Remove.
1523 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1525 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1526 (check_attr_value, write_attr_get, write_expr_attr_cache,
1527 find_attr, make_internal_attr): Don't reference negative_ok or
1529 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1530 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1531 (ATTR_STATIC): Adjust the value.
1533 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1535 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1537 * config/s390/tpf.h (ASM_SPEC): Define.
1539 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1541 * tree-flow.h: Remove the prototype for
1542 redirect_immediate_uses.
1543 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1545 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1547 * arm.c (arm_const_double_by_parts): New function.
1548 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1549 * arm.md (define_split for 64-bit constants): Add another one.
1551 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1553 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1555 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1557 * system.h: Revert last change.
1559 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1561 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1562 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1563 (TARGET_SWITCHES): Delete.
1564 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1565 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1566 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1567 * config/xtensa/xtensa.opt: New file.
1569 2005-04-08 Ben Elliston <bje@au.ibm.com>
1571 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1572 * config/fp-bit.h: Tidy comments.
1574 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1576 * system.h: Poison PARAMS.
1578 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1580 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1581 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1582 (TARGET_SWITCHES): Delete.
1583 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1584 * config/vax/vax.opt: New file.
1586 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1588 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1590 2005-04-07 Ian Lance Taylor <ian@airs.com>
1592 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1594 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1595 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1598 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1600 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1601 all immediate uses in PHI nodes.
1603 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1605 * arm.c (arm_const_double_inline_cost): Handle any constant by
1606 using gen_lowpart and gen_highpart_mode.
1607 (note_invalid_constants): All constants in an RTX with a constraint
1608 that permits memory are now pushed to the constant pool.
1609 (output_move_double): Delete code to handle reg to reg and
1610 constant to reg moves.
1611 (const_double_needs_minipool, output_mov_immediate): Delete.
1612 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1613 CONST_INT and CONST_VECTOR.
1614 * arm.md (ANY64): New mode macro.
1615 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1616 (movdf_soft_insn): Split reg-reg and const-reg moves.
1617 (split patterns for 64-bit constant and register moves): New.
1618 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1619 (cirrus_movdf_hard_insn): Likewise.
1620 * fpa.md (movdf_fpa): Likewise.
1621 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1622 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1624 (movv2si_internal_2): Likewise.
1625 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1626 (movdf_vfp): Likewise.
1627 * arm-protos.h (output_mov_immediate): Delete prototype.
1629 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1632 * simplify-rtx.c (simplify_unary_operation_1): Check
1633 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1635 2005-04-06 James E Wilson <wilson@specifixinc.com>
1638 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1641 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1643 * coverage.h (GCOV_TYPE_NODE): Delete.
1644 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1645 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1646 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1647 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1648 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1650 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1653 * Makefile.in (gcc.pot): Remove options.c dependency.
1654 * optc-gen.awk: Don't quote help strings with N_().
1656 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1658 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1659 the function returns a pointer type.
1661 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1663 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1664 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1665 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1666 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1667 explicit_uses members.
1668 (get_or_create_used_part_for): Initialize new fields.
1669 (fieldoff_compare): New function.
1670 (create_overlap_variables_for): Count number of fields, use
1671 heuristic to determine whether to create subvars for vars with
1673 Sort the field list by offset and avoid creating duplicate SFT's.
1675 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1677 * c.opt (-F): Remove trailing whitespace from help string.
1678 (-finput-charset): Use a tab to separate the switch name and help
1680 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1681 (-ftree-vectorizer-verbose): Likewise.
1683 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1685 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1686 a PHI argument where a use occurs instead of all PHI arguments.
1688 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1690 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1693 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1695 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1696 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1697 config/bfin/bfin.h: Fix comment typos.
1699 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1701 * doc/install.texi: Update the URL for Jacks.
1702 * doc/sourcebuild.texi: Likewise.
1704 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1707 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1708 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1710 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1712 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1714 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1716 * config/v850/v850-protos.h (override_options): Delete.
1717 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1718 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1719 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1720 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1721 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1722 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1723 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1724 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1725 (OVERRIDE_OPTIONS): Delete.
1726 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1727 (small_memory_info): Remove the value field.
1728 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1730 * config/v850/v850.c (small_memory): Remove the value field.
1731 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1732 (override_options): Delete.
1733 (v850_handle_memory_option, v850_handle_option): New functions.
1734 * config/v850/v850.opt: New file.
1736 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1738 * config.host: Add a section for generic hosts, and a subsection
1739 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1740 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1741 * config/host-darwin.h: New.
1742 * config/x-darwin: New.
1743 * config/i386/host-i386-darwin.c: New.
1744 * config/i386/x-darwin: New.
1745 * config/rs6000/host-darwin.c: Include host-darwin.h.
1746 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1747 (darwin_rs6000_gt_pch_use_address): Likewise.
1748 * config/rs6000/x-darwin: Change name of .o built, update
1749 dependencies for changes to rs6000/host-darwin.c.
1751 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1754 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1756 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1758 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1759 split_loop_exit_edge instead of loop_split_edge_with.
1761 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1763 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1764 UNSPEC_SET_VSCR): New constants, used throughout.
1766 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1768 (altivec_vspltis<VI_char>): ... this pattern, using
1769 a QImode const_int_operand for the immediate.
1770 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1773 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1776 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1778 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1780 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1782 2005-04-06 Ben Elliston <bje@au.ibm.com>
1784 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1785 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1786 macros as living in "this file" and not gcc.h.
1788 2005-04-06 Ben Elliston <bje@au.ibm.com>
1790 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1791 -ftree-live_range_split. Perhaps renamed at some point?
1793 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1796 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1797 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1799 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1801 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1802 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1803 (number_of_iterations_special): New function.
1804 (number_of_iterations_exit): Use number_of_iterations_special.
1805 Use simplify_using_outer_evolutions only at -O3.
1806 (number_of_iterations_cond, tree_simplify_using_condition,
1807 simplify_using_initial_conditions, loop_niter_by_eval,
1808 compare_trees, can_count_iv_in_wider_type_bound,
1809 simplify_using_outer_evolutions): Use fold_build.
1811 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1813 * doc/install.texi (Configuration): Document --with-java-home.
1815 2005-04-05 Richard Henderson <rth@redhat.com>
1819 * config/i386/i386.c (print_operand): Handle vector zeros.
1820 (ix86_split_to_parts): Handle CONST_VECTOR.
1821 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1822 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1823 what modes to tie for MMX and SSE registers.
1824 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1825 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1826 to vector modes as well.
1827 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1828 properly as an input mode.
1830 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1832 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1834 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1836 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1838 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1840 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1841 and local functions, set sse_nregs to 8 and float_in_sse.
1842 (function_arg_advance, function_arg): If float_in_sse, pass
1843 SFmode and DFmode arguments in SSE registers.
1844 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1846 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1847 of -funit-at-a-time.
1849 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1851 * config/i386/i386-protos.h (ix86_function_value): Accept two
1852 arguments, like the target macro.
1853 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1854 * config/i386/i386.c (ix86_function_value): Accept the second
1855 argument of the target macro.
1856 (ix86_function_ok_for_sibcall): Pass a function pointer to
1857 ix86_function_value.
1858 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1859 call to ix86_value_regno).
1860 (ix86_value_regno): Add support for returning floating point values
1863 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1865 PR tree-optimization/20076
1866 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1867 that call __builtin_return or __builtin_apply_args.
1869 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1871 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1872 Use immediate use iterator.
1873 (stmt_is_bumper_for_loop): Use immediate use iterator.
1874 * predict.c (strip_builtin_expect): Use update_stmt.
1875 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1876 on all elements of a STATEMENT_LIST.
1877 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1878 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1879 (bsi_replace): Mark stmt as modified and the update it.
1880 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1881 (expand_complex_libcal): Call update_stmt.
1882 (expand_complex_comparison): Call mark_stmt_modified.
1883 (expand_complex_operations_1): Call update_stmt_if_modified.
1884 (expand_vector_operations_1): Call mark_stmt_modified.
1885 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1886 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1887 add_immediate_use, redirect_immediate_use,
1888 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1889 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1890 (mark_new_vars_to_rename): Call update_stmt.
1891 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1892 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1894 (unmodify_stmt): Delete.
1895 (update_stmt): New. Force an update of a stmt.
1896 (update_stmt_if_modified): update a stmt if it is out of date.
1897 (get_stmt_operands): Verify stmt is NOT modified.
1898 (stmt_modified_p): Update comment.
1899 (delink_imm_use): Remove a use node from its immuse list.
1900 (link_imm_use_to_list): Link a use node to a specific list.
1901 (link_imm_use): Link a node to the correct list.
1902 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1903 it in the correct list, if appropriate.
1904 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1905 (relink_imm_use): Link a use node in place of another node in a list.
1906 (relink_imm_use_stmt): LInk a node in place of another node, and set
1908 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1909 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1910 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1911 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1912 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1913 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1914 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1915 (has_zero_uses): New. Return true if there are no uses of a var.
1916 (has_single_use): New. Return true if there is only a single use of a
1918 (single_imm_use): New. Return the simgle immediate use.
1919 (num_imm_uses): New. Return the number of immediate uses.
1920 (get_v_must_def_ops): Use is now a pointer.
1921 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1922 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1924 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1925 (delink_stmt_imm_use): Delink all immuses from a stmt.
1926 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1927 * tree-flow.h (struct dataflow_d): Delete.
1928 (immediate_use_iterator_d): New. Immediate use iterator struct.
1929 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1930 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1931 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1933 (struct stmt_ann_d): Remove dataflow_t from struct.
1934 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1935 (if_convertible_phi_p): Use FAST immuse iterator.
1936 (if_convertible_loop_p): Don't call compute_immediate_uses.
1937 (replace_phi_with_cond_modify_expr): Call update_stmt.
1938 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1939 update_stmt_if_modified.
1940 (rewrite_all_into_ssa): Initialize ssa operands.
1941 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1942 compute_immediate_uses.
1943 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1944 ssa_property is available.
1945 (execute_one_pass): Change parameters passed to execute_todo.
1946 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1947 (remove_ssa_form): Call fini_ssa_operands.
1948 (insert_backedge_copies): Delete call to modify_stmt.
1949 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1950 (release_phi_node): Delink any use nodes before releasing.
1951 (resize_phi_node): Relink any use nodes.
1952 (remove_phi_arg_num): Delink the use node.
1953 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1954 (remove_all_phi_nodes_for): Release phi node first.
1955 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1956 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1957 (scalarize_use, scalarize_copy): Call update_stmt.
1958 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1959 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1960 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1961 (ccp_initialize): Remove call to compute_immediate_uses.
1962 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1963 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1965 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1966 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1967 (eliminate_redundant_computations): Call mark_stmt_modified.
1968 (cprop_operand): Call mark_stmt_modified.
1969 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1970 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1971 (dse_optimize_stmt): Use new immuse interface.
1972 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1973 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1974 (substitute_single_use_vars): Use new immuse interface.
1975 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1976 and compute_immediate_uses.
1977 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1979 (rewrite_mem_refs): Call update_stmt.
1980 (determine_lsm): Remove call to compute_imm_uses and free_df.
1981 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1982 (try_unroll_loop_completely): Call update_stmt.
1983 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1984 (rewrite_use_compare): Call update_stmt.
1985 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1986 (rewrite_use) : Call update_stmt.
1987 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1988 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1990 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1991 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1992 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1994 (initialize_vuse_operand): New. Initialize a vuse operand.
1995 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1996 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1997 (finalize_ssa_defs): Use stmt parameter.
1998 (correct_use_link): Ensure a use node is in the correct list, and has
1999 the correct stmt pointer.
2000 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
2001 finalize_ssa_v_must_defs): Also initialize use nodes.
2002 (finalize_ssa_stmt_operands): Pass extra stmt operands.
2003 (build_ssa_operands): Seperate parsing from final operand construction.
2004 (parse_ssa_operands): New. Parse entry point for operand building.
2005 (swap_tree_operands): New. Swap 2 tree operands.
2006 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
2008 (get_expr_operands): Call swap_tree_operands when needed.
2009 (copy_virtual_operands): Use initialize routines for virtual use ops.
2010 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
2011 (verify_abort): New. Issue imm_use error.
2012 (verify_imm_links): New Verify imm_use links for a var.
2013 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
2014 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
2015 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
2016 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
2017 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
2018 (NULL_USE_OPERAND_P) Define.
2019 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
2021 (struct vuse_operand_type): New struct.
2022 (SET_USE): Call set_ssa_use_from_ptr.
2024 (PHI_ARG_INDEX_FROM_USE): Define.
2025 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
2026 argument via SET_USE, not PHI_ARG_DEF_TREE.
2027 * tree-ssa-pre.c (eliminate): Call update_stmt.
2028 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
2030 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
2031 (nearest_common_dominator_of_uses): Use imm_use iterator.
2032 (statement_sink_location): Use imm_use iterator and interface.
2033 (execute_sink_code): Don't call compute_immediate_uses or free-df.
2034 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
2035 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
2036 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
2037 (verify_ssa): Ensure no stmt is marked modify after optimization pass
2038 if new parameter is true.
2039 (init_tree_ssa): Don't initialize operand cache here.
2040 (delete_tree_ssa): Don't destroy operand cache here.
2041 (propagate_into_addr): Pass in a use pointer, return true if anything
2043 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2044 (check_phi_redundancy): Use imm_use iterator.
2045 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2047 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2048 (release_ssa_name): Delink node and all elements in its imm_use list.
2049 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2050 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2051 * tree-vectorizer.c (need_imm_uses_for): Delete.
2052 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2053 * tree.h (struct ssa_imm_use_d): Define.
2054 (SSA_NAME_IMM_USE_NODE): Define.
2055 (struct tree_ssa_name): Add imm_use node.
2057 (PHI_ARG_IMM_USE_NODE): Define.
2058 (struct phi_arg_d): Add imm_use node.
2059 (struct tree_phi_node): Remove struct dataflow_d element.
2060 (TDF_STMTADDR): Define.
2062 2005-04-05 Dale Johannesen <dalej@apple.com>
2064 * doc/invoke.texi (Optimization Options): Remove
2065 duplicate -fcse-follow-jumps. Add -fweb.
2066 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2067 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2069 2005-04-05 Per Bothner <per@bothner.com>
2071 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2072 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2073 (warn_uninit): Get EXPR_LOCUS from context now instead.
2074 This fixes a USE_MAPPED_LOCATION testsuite failure.
2076 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2078 2005-04-05 Per Bothner <per@bothner.com>
2080 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2081 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2082 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2085 2004-04-05 Devang Patel <dpatel@apple.com>
2087 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2088 (lhsr<mode>3): ... new name.
2089 (altivec_vsra<VI_char>): Rename to ..
2090 (ashr<mode>3): ... new name.
2091 * config/rs6000/rs6000.c (builtin_description): Rename shift
2094 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2096 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2097 gen_lowpart_for_combine.
2098 * cse.c (gen_lowpart_if_possible): Move...
2099 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2101 (gen_lowpart_no_emit_general): Use it.
2103 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2105 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2108 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2110 * system.h: Fix typo.
2112 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2114 * config/bfin/bfin-modes.def: New file.
2115 * config/bfin/bfin-protos.h: New file.
2116 * config/bfin/bfin.c: New file.
2117 * config/bfin/bfin.h: New file.
2118 * config/bfin/bfin.md: New file.
2119 * config/bfin/bfin.opt: New file.
2120 * config/bfin/crti.s: New file.
2121 * config/bfin/crtn.s: New file.
2122 * config/bfin/elf.h: New file.
2123 * config/bfin/lib1funcs.asm: New file.
2124 * config/bfin/predicates.md: New file.
2125 * config/bfin/t-bfin: New file.
2126 * config/bfin/t-bfin-elf: New file.
2127 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2128 Document new attributes.
2129 (interrupt, interrupt_handler, saveall): Update documentation for
2131 * doc/install.texi (Specific): Add entry for the Blackfin.
2132 * doc/invoke.texi (Blackfin Options): New section.
2133 * doc/md.texi (Blackfin family): New section to document constraints.
2134 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2136 2005-04-05 Olivier Hainque <hainque@adacore.com>
2138 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2139 match what the system unwinder expects.
2140 * config/mips/mips.c (mips_frame_set): If we're saving the return
2141 address register and the dwarf return address column number differs
2142 from the hard register number, adjust the note reg to refer to the
2145 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2147 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2148 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2149 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2150 (processor_type): New enum.
2151 (mn10300_processor): New variable.
2152 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2153 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2154 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2155 (PROCESSOR_DEFAULT): New macro.
2156 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2157 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2158 (mn10300_handle_option, mn10300_override_options): New functions.
2159 * config/mn10300/mn10300.opt: New file.
2161 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2162 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2164 PR tree-optimization/19903
2165 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2166 that don't fit in their type after conversion.
2168 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2171 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2172 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2173 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2174 flag here. Implement using define_insn_and_split.
2175 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2176 (frndintxf2_mask_pm_i387): New insn patterns.
2177 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2178 Do not set ix86_optimize_mode_switching flag.
2179 (ceilsf2, ceildf2, ceilxf2): Same.
2180 (btruncsf2, btruncdf2, btruncxf2): Same.
2181 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2183 2005-04-05 Ian Lance Taylor <ian@airs.com>
2186 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2187 i386_pe_record_external_function.
2188 (i386_pe_record_external_function): Update declaration.
2189 * config/i386/winnt.c (struct extern_list): Add decl field.
2190 (i386_pe_record_external_function): Add decl parameter.
2191 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2193 * config/i386/i386-protos.h (i386_pe_record_external_function):
2196 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2198 * config/m68k/m68k-protos.h: Add a prototype for
2199 valid_dbcc_comparison_p_2.
2200 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2201 extend_operator, const_uint32_operand, const_sint32_operand,
2202 general_src_operand, nonimmediate_src_operand,
2203 memory_src_operand, post_inc_operand, pre_dec_operand,
2204 pcrel_address): Move to predicates to predicates.md.
2205 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2206 * config/m68k/m68k.md: Include predicates.md.
2207 * config/m68k/predicates.md: New.
2209 2005-04-04 Roger Sayle <roger@eyesopen.com>
2211 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2213 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2215 2005-04-04 Ian Lance Taylor <ian@airs.com>
2217 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2219 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2220 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2221 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2222 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2223 * c-common.c (c_do_switch_warnings_1): New static function broken
2224 out of c_do_switch_warnings.
2225 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2226 (c_do_switch_expr_warnings): New function.
2227 * c-common.h (c_do_switch_expr_warnings): Declare.
2229 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2230 Daniel Jacobowitz <dan@codesourcery.com>
2232 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2234 * rtlanal.c (may_trap_p): Same.
2236 2005-04-04 Dale Johannesen <dalej@apple.com>
2238 * ChangeLog: remove reference to ChangeLog.12.
2240 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2242 CRIS epilogue as RTL.
2243 * config/cris/cris.md: Change all 0 in unspec 0 to
2245 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2246 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2248 ("return"): Change to define_expand. Call cris_expand_return for
2250 ("*return_expanded"): New pattern.
2251 ("epilogue"): New define_expand.
2252 * config/cris/cris.h (PREDICATE_CODES): Add
2253 cris_load_multiple_op.
2254 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2256 (enum cris_retinsn_type): New.
2257 (struct machine_function): New member return_type.
2258 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2259 (cris_target_asm_function_epilogue): Remove, moving RTLified
2261 (cris_expand_epilogue): New function.
2262 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2263 (cris_gen_movem_load, cris_load_multiple_op)
2264 (cris_return_address_on_stack_for_return, cris_expand_return): New
2266 (cris_target_asm_function_prologue)
2267 (cris_initial_frame_pointer_offset): Call
2268 cris_reg_saved_in_regsave_area instead of complicated expression.
2269 Call cris_return_address_on_stack instead of an expression.
2270 (cris_print_operand) <case 'o', case 'O'>: New cases.
2271 (cris_return_address_on_stack): Change return-type to bool.
2272 (cris_simple_epilogue): Ditto. Return false if registers are
2274 * config/cris/cris-protos.h (cris_simple_epilogue)
2275 (cris_return_address_on_stack): Adjust prototype return type.
2276 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2277 (cris_return_address_on_stack_for_return): New prototypes.
2279 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2281 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2282 gpr_or_int12_operand.
2284 * config/frv/frv-protos.h: Add a prototype to
2285 frv_legitimate_memory_operand and frv_const_unspec_p.
2286 (frv_unspec): Move from frv.c.
2287 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2288 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2289 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2290 gpr_or_fpr_operand, gpr_or_int12_operand,
2291 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2292 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2293 int6_operand, int5_operand, uint5_operand, uint4_operand,
2294 uint1_operand, int_2word_operand, uint16_operand,
2295 upper_int16_operand, integer_register_operand,
2296 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2297 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2298 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2299 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2300 move_destination_operand, movcc_fp_destination_operand,
2301 frv_function_symbol_referenced_p, move_source_operand,
2302 condexec_dest_operand, condexec_source_operand,
2303 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2304 const_unspec_operand, gpr_or_memory_operand,
2305 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2306 icc_operand, fcc_operand, cc_operand, icr_operand,
2307 fcr_operand, cr_operand, call_operand, sibcall_operand,
2308 symbolic_operand, relational_operator,
2309 integer_relational_operator, float_relational_operator,
2310 ccr_eqne_operator, minmax_operator,
2311 condexec_si_binary_operator, condexec_si_media_operator,
2312 condexec_si_divide_operator, condexec_si_unary_operator,
2313 condexec_sf_conv_operator, condexec_sf_add_operator,
2314 condexec_memory_operand, intop_compare_operator, acc_operand,
2315 even_acc_operand, quad_acc_operand, accg_operand: Move to
2317 * config/frv/frv.h (PREDICATE_CODES): Remove.
2318 * config/frv/frv.md: Include predicates.md.
2319 * config/frv/predicates.md: New.
2321 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2324 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2325 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2326 (add_standard_iv_candidates_for_size): New function, extracting code
2327 from add_standard_iv_candidates and parameterizing it by type size.
2328 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2330 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2332 * system.h (GCOV_SIZE_TYPE): Unposion.
2333 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2334 (GCOV_TYPE_SIZE): ...this new macro.
2335 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2336 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2337 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2338 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2339 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2340 instead of unsigned_intSI_type_node.
2341 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2342 (rtl_gen_one_value_profiler_no_edge_manipulation)
2343 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2344 * value-prof.c: Include coverage.h.
2346 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2347 Diego Novillo <dnovillo@redhat.com>
2349 Fix PR tree-optimization/20703
2350 Fix PR tree-optimization/20725
2352 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2353 (create_expression_by_pieces): Ditto.
2354 (valid_in_set): Ditto. Also handle tcc_declaration.
2355 (find_or_generate_expression): Handle comparison class.
2356 (insert_into_preds_of_block): Ditto.
2357 (insert_aux): Ditto.
2358 (create_value_expr_from): Handle comparison class, recursively
2359 handle reference nodes.
2360 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2361 (execute_pre): Fix spacing.
2362 (do_fre): Renamed to execute_fre.
2364 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2366 * doc/invoke.texi (SPARC options): Document that
2367 -mlittle-endian is not supported on Linux either.
2369 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2373 * config.gcc (Obsolete configurations): Remove
2374 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2375 (sparclite-*-coff*): Delete.
2376 (sparclite-*-elf*): Likewise.
2377 (sparc86x-*-elf*): Likewise.
2378 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2379 * config/sparc/lite.h: Delete.
2380 * config/sparc/litecoff.h: Likewise.
2381 * config/sparc/liteelf.h: Likewise.
2382 * config/sparc/sp86x-elf.h: Likewise.
2383 * config/sparc/t-sparclite: Likewise.
2384 * config/sparc/t-sp86x: Likewise.
2386 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2388 * config/s390/s390-protos.h: (s390_comparison,
2389 s390_alc_comparison, s390_slb_comparison, const0_operand,
2390 consttable_operand, larl_operand, s_operand,
2391 shift_count_operand, bras_sym_operand, load_multiple_operation,
2392 store_multiple_operation, s390_plus_operand): Remove prototypes.
2393 (s390_legitimate_address_without_index_p): New prototype.
2394 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2396 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2397 const0_operand, consttable_operand, larl_operand, s_operand,
2398 shift_count_operand, bras_sym_operand, load_multiple_operation,
2399 store_multiple_operation, s390_plus_operand): Move to
2401 (check_mode): Remove.
2402 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2404 (s390_legitimate_address_without_index_p): New.
2405 * config/s390/s390.h (PREDICATE_CODES): Remove.
2406 * config/s390/s390.md: Include predicates.md.
2407 * config/s390/predicates.md: New.
2409 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2412 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2413 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2414 (NEED_INDICATE_EXEC_STACK): Define to 1.
2415 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2416 (NEED_INDICATE_EXEC_STACK): Define to 1.
2417 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2418 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2419 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2420 (pic_helper_emitted_p): New global.
2421 (emit_pic_helper): New function extracted from...
2422 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2423 Do not call emit_pic_helper if delay_pic_helper is true.
2424 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2425 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2426 (sparc_file_end): New function.
2428 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2430 * config/mcore/mcore-protos.h: Remove the prototypes for
2431 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2432 mcore_general_movdst_operand, mcore_reload_operand,
2433 mcore_arith_J_operand, mcore_arith_K_operand,
2434 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2435 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2436 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2437 mcore_literal_K_operand, mcore_addsub_operand,
2438 mcore_compare_operand, mcore_load_multiple_operation,
2439 mcore_store_multiple_operation, mcore_call_address_operand.
2440 Add a prototype for const_ok_for_mcore.
2441 * config/mcore/mcore.c (mcore_call_address_operand,
2442 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2443 mcore_arith_reg_operand, mcore_reload_operand,
2444 mcore_arith_J_operand, mcore_arith_K_operand,
2445 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2446 mcore_arith_M_operand, mcore_arith_imm_operand,
2447 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2448 mcore_literal_K_operand, mcore_addsub_operand,
2449 mcore_compare_operand, mcore_load_multiple_operation,
2450 mcore_store_multiple_operation): Move to predicates.md.
2451 (const_ok_for_mcore): Export.
2452 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2453 * config/mcore/mcore.md: Include predicates.md.
2454 * config/mcore/predicates.md: New.
2456 * config/mcore/predicates.md: Fix a comment typo.
2458 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2459 Adrian Straetling <straetling@de.ibm.com>
2461 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2462 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2463 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2465 ("imul"): Removed from "type" attribute.
2466 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2467 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2468 Changed type to imulsi.
2469 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2471 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2473 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2474 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2475 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2476 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2477 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2478 (TARGET_SWITCHES, mcore_stack_increment_string)
2479 (TARGET_OPTIONS): Delete.
2480 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2481 than *_BIT constants.
2482 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2483 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2484 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2485 (mcore_override_options): Delete mcore_stack_increment code.
2486 Change use of M340_BIT to MASK_M340.
2487 * config/mcore/mcore.opt: New file.
2489 2005-04-04 Ian Lance Taylor <ian@airs.com>
2491 * config/arm/arm.c (replace_symbols_in_block): Remove static
2494 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2496 * config/fr30/fr30-protos.h: Remove the prototypes for
2497 stack_add_operand, add_immediate_operand,
2498 high_register_operand, low_register_operand, call_operand,
2499 di_operand, and nonimmediate_di_operand.
2500 * config/fr30/fr30.c (stack_add_operand,
2501 add_immediate_operand, high_register_operand,
2502 low_register_operand, call_operand, di_operand,
2503 nonimmediate_di_operand): Move to predicates.md.
2504 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2505 * config/fr30/fr30.md: Include predicates.md.
2506 * config/fr30/predicates.md: New.
2508 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2509 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2510 mcore_call_address_operand.
2512 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2513 general_movsrc_operand.
2515 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2517 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2520 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2523 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2526 2005-04-04 Richard Henderson <rth@redhat.com>
2527 Jakub Jelinek <jakub@redhat.com>
2529 PR rtl-optimization/16104
2530 * fold-const.c (fold_unary): Fix folding of vector conversions.
2532 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2534 * config.gcc (xstormy16-*-elf): Set extra_options.
2535 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2536 * config/stormy16/stormy16.opt: New file.
2538 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2540 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2541 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2542 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2543 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2544 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2545 (TARGET_UNIX_ASM): Delete.
2546 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2547 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2548 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2549 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2550 * config/pdp11/pdp11.opt: New file.
2552 2005-04-03 Roger Sayle <roger@eyesopen.com>
2553 Alexandre Oliva <aoliva@redhat.com>
2556 * fold-const.c (non_lvalue): Split tests into...
2557 (maybe_lvalue_p): New function.
2558 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2559 C++ front-end prior to lowering into gimple form.
2561 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2563 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2564 BUILT_IN_STRNCASECMP): New.
2565 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2568 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2571 * arm.md (addsi3_compare0_for_combiner): Delete.
2572 (addsi3_compare0_scratch_for_combiner): Delete.
2573 (cmpsi_neg_shiftsi): Delete.
2574 (compare_negsi_si): New pattern.
2575 (cmpsi_negshiftsi_si): New pattern.
2576 (negated_cbranchsi4): Restrict to equality_operator.
2578 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2581 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2583 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2586 * doc/install.texi: Fix a typo.
2588 2005-04-03 Steven Bosscher <stevenb@suse.de>
2591 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2592 a computed goto if the edge to the computed goto block has
2593 incoming abnormal edges. Clarify how the function works.
2595 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2597 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2598 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2599 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2600 hash_scan_set, reg_set_between_after_reload_p,
2601 reg_used_between_after_reload_p, get_avail_load_store_reg,
2602 eliminate_partially_redundant_load): Likewise.
2603 * postreload.c (reload_cse_simplify_set,
2604 reload_combine_note_use): Likewise.
2605 * predict.c (predict_insn, expected_value_to_br_prob,
2606 propagate_freq, expensive_function_p): Likewise.
2607 * print-rtl.c (print_rtx): Likewise.
2608 * profile.c (instrument_edges, instrument_values,
2609 compute_branch_probabilities, branch_prob, union_groups,
2610 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2611 * protoize.c (in_system_include_dir, file_could_be_converted,
2612 file_normally_convertible, gen_aux_info_file, seek_to_line,
2613 do_cleaning): Likewise.
2614 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2615 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2616 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2618 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2620 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2621 * modulo-sched.c (undo_replace_buff_elem): New structure.
2622 (kernel_number_of_cycles, ps_unschedule_node,
2623 undo_generate_reg_moves,free_undo_replace_buff,
2624 undo_permute_partial_schedule, loop_single_full_bb_p,
2625 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2626 build_loops_structure, get_sched_window): New.
2627 (generate_reg_moves): Return undo_replace_buff_elem and other
2629 (generate_prolog_epilog): Remove old loop versioning.
2630 (sms_schedule): Use loop information and loop_version.
2631 (sms_schedule_by_order): Split part of it to get_sched_window.
2632 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2633 cfg_layout_finalize and free_dominance_info before/after SMS.
2635 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2637 * cfghooks.c (lv_flush_pending_stmts,
2638 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2639 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2640 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2641 lv_add_condition_to_bb,
2642 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2643 flush_pending_stmts): New in cfg_hooks structure.
2644 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2645 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2646 lv_add_condition_to_bb): New declarations.
2647 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2649 (loop_version): Declare.
2650 * cfgloopmanip.c (cfghooks.h): Include.
2651 (duplicate_loop_to_header_edge): Change return type to bool.
2652 (loop_version, lv_adjust_loop_entry_edge): Move here.
2653 * cfgrtl.c (cfgloop.h): Include.
2654 (rtl_verify_flow_info_1): Fix.
2655 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2656 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2658 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2659 tree_lv_add_condition_to_bb): New.
2660 (tree_cfg_hooks): Add new hooks to initialization.
2661 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2662 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2664 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2666 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2667 xstormy16_below100_or_register,
2668 xstormy16_splittable_below100_or_register, and
2669 nonimmediate_nonstack_operand.
2671 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2672 xstormy16_ineqsi_operator, equality_operator,
2673 inequality_operator, shift_operator,
2674 xstormy16_below100_operand, xstormy16_below100_or_register,
2675 xstormy16_splittable_below100_or_register,
2676 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2677 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2678 equality_operator, inequality_operator,
2679 xstormy16_below100_operand, xstormy16_below100_or_register,
2680 xstormy16_splittable_below100_or_register,
2681 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2682 nonimmediate_nonstack_operand, shift_operator): Move to
2684 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2685 * config/stormy16/stormy16.md: Include predicates.md.
2686 * config/stormy16/predicates.md: New.
2688 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2690 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2691 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2692 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2693 move_operand, power_of_2_operand): Move to predicates.md.
2694 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2695 PREDICATE_CODE): Remove.
2696 * config/iq2000/iq2000.md: Include predicates.md.
2697 * config/iq2000/predicates.md: New.
2699 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2701 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2702 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2703 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2704 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2705 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2706 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2707 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2708 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2709 (TARGET_M68HC11): Delete.
2710 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2711 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2712 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2713 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2714 (nb_soft_regs): Delete.
2715 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2716 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2717 and MASK_M6812 being set simultaneously. Change the code that sets
2718 the default m68hc11_soft_reg_count to use integers instead of strings.
2719 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2720 m68hc11_soft_reg_count (which now has an int type) as the number
2722 * config/m68hc11/m68hc11.opt: New file.
2724 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2726 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2727 fp_displacement_operand, sp_displacement_operand.
2729 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2731 Remove the prototypes for tst_operand, cmp_operand,
2732 stack_register_operand, d_register_operand,
2733 hard_addr_reg_operand, splitable_operand,
2734 m68hc11_logical_operator, m68hc11_arith_operator,
2735 m68hc11_non_shift_operator, m68hc11_shift_operator,
2736 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2737 non_push_operand, hard_reg_operand, and
2738 reg_or_some_mem_operand.
2739 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2741 (tst_operand, cmp_operand, non_push_operand,
2742 splitable_operand, reg_or_some_mem_operand,
2743 stack_register_operand, d_register_operand,
2744 hard_addr_reg_operand, hard_reg_operand,
2745 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2746 m68hc11_arith_operator, m68hc11_non_shift_operator,
2747 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2749 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2750 * config/m68hc11/m68hc11.md: Include predicates.md.
2751 * config/m68hc11/predicates.md: New.
2753 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2756 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2757 change checked in along with 2005-03-03's patch for debug/20253.
2758 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2759 (remap_decl): Insert type decl in map earlier.
2761 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2763 PR tree-optimization/20640
2764 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2765 post-dominator if it has phi nodes.
2766 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2767 before dead statements.
2769 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2772 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2774 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2776 PR rtl-optimization/20290
2777 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2778 in every iteration if the entry point is the exit test.
2780 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2782 * config/cris/cris.md (attribute "length"): Define.
2784 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2786 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2787 (word_offset_memref_operand): New.
2788 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2789 (indexed_or_indirect_operand): Delete.
2790 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2791 (indexed_or_indirect_operand): Delete.
2793 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2796 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2799 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2800 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2802 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2804 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2806 2005-04-01 Ian Lance Taylor <ian@airs.com>
2808 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2809 (rus, prus): Remove static variables.
2810 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2811 (process_command): Permit report_times and use_pipes together.
2813 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2815 * c-decl.c (validate_proto_after_old_defn): Look at
2816 TYPE_MAIN_VARIANT of argument types.
2818 2005-04-01 Paul Brook <paul@codesourcery.com>
2820 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2821 (arm_output_function_epilogue): Allow call_via_SP.
2822 (thumb_call_via_reg, arm_file_end): Ditto.
2823 * config/arm/arm.h (struct machine_function): Include space for SP.
2824 (thumb_call_via_label): Update declaration.
2826 2005-04-01 Ian Lance Taylor <ian@airs.com>
2828 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2829 doing a peephole optimization, once again put any notes in the
2832 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2834 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2836 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2838 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2839 (block_alloc, find_free_reg): Likewise.
2840 * loop-doloop.c (doloop_modify): Likewise.
2841 * loop-invariant.c (record_use): Likewise.
2842 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2843 get_iv_value, canon_condition, eliminate_implied_condition,
2844 eliminate_implied_condition, simplify_using_initial_values,
2845 shorten_into_mode, canonicalize_iv_subregs,
2846 iv_number_of_iterations): Likewise.
2847 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2848 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2849 unswitch_loop): Likewise.
2850 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2851 move_movables, replace_call_address, find_and_verify_loops,
2852 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2853 record_giv, final_giv_value, general_induction_var,
2854 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2855 loop_giv_dump): Likewise.
2857 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2858 GCOV_CHECK_WRITING): Remove.
2859 (gcov_position, gcov_rewrite): Use gcc_assert.
2860 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2861 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2862 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2865 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2867 * tree-inline.c: Fix a typo.
2869 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2871 * configure.ac (enable-checking): Explicitly set all variables for
2872 collective switch values. Alphabetize variables. Rename
2873 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2875 * doc/install.texi (enable-checking): Update documentation.
2876 * configure: Rebuilt.
2878 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2880 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2883 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2885 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2886 Also reject cases where this pattern will cause load delay stalls
2887 unless optimizing for size and it will produce a shorter sequence.
2888 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2889 variants to avoid pre-adjusting the base when possible.
2891 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2893 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2894 the frame and argument pointers.
2895 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2896 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2897 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2898 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2899 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2900 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2902 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2904 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2905 with entry for selectany attribute.
2906 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2908 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2909 (i386_pe_asm_named_section): Handle sections generated by
2910 selectany attribute.
2911 * doc/extend.texi (selectany): Document attribute.
2913 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2914 Jan Hubicka <jh@suse.cz>
2916 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2917 to fix addresses involving EBP and ESP.
2918 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2919 for SUBREGed registers.
2920 (legitimate_address_p): Accept SUBREGed registers.
2922 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2925 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2926 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2929 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2931 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2933 2005-04-01 James E Wilson <wilson@specifixinc.com>
2936 * dwarf2out.c (rtl_for_decl_init): New function.
2937 (rtl_for_decl_location): Extracted from here.
2938 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2939 add_const_value_attribute. Delete initializer_constant_valid_p call.
2941 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2943 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2944 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2945 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2946 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2947 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2948 config/i386/i386.md, config/rs6000/predicates.md,
2949 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2950 config/s390/s390.c, config/stormy16/stormy16.c,
2951 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2954 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2957 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2958 COND_EXPR and CALL_EXPR.
2960 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2963 * genautomata.c (first_cycle_unit_presence): Check all alternative
2964 states for unit presence.
2966 * doc/md.texi: Remove remark about impossibility to query unit
2967 presence in non nondeterministic automaton state.
2969 * config/ia64/ia64.c (get_template): Change order of unit querying.
2971 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2973 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2976 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2978 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2979 flag for edges outside any loops.
2981 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2983 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2985 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2987 * tree-ssa-alias.c: Follow spelling conventions.
2988 * doc/tree-ssa.texi: Fix a typo.
2990 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2992 * postreload-gcse.c: Include target.h.
2993 (gcse_after_reload_main): Return early if we cannot modify jumps.
2994 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2996 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2998 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2999 expensive operations.
3001 2005-03-31 Ian Lance Taylor <ian@airs.com>
3003 * collect2.c (lderrout): New variable.
3004 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
3005 if it is set, to stderr.
3006 (handler): Unlink lderrout if it is set.
3007 (dump_file): Add "to" parameter. Change all callers.
3008 (main): Initialize lderrout.
3009 (collect_execute): Add errname parameter. Change all callers.
3010 Rename redir parameter to outname. Never pass
3011 PEX_STDERR_TO_STDOUT to pex_run.
3012 * collect2.h (collect_execute, dump_file): Update declarations.
3013 * tlink.c (tlink_execute): Add errname parameter. Change all
3015 (do_tlink): Check lderrout as well as ldout.
3017 2005-03-31 Caroline Tice <ctice@apple.com>
3019 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
3020 (bb-reorder.o): Add errors.h to list of requirements.
3021 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
3022 profiledbootstrap flags.
3023 * bb-reorder.c (errors.h): Add new include.
3024 (struct bbro_basic_block_data_def): Add new field, in_trace.
3025 (add_unlikely_executed_notes): Remove function.
3026 (mark_bb_for_unlikely_executed_section): Remove function.
3027 (insert_section_boundary_note): New function.
3028 (verify_hot_cold_block_grouping): New function.
3029 (push_to_next_round_p): Remove variables and tests that push all
3030 cold blocks to last round.
3031 (find_traces): Remove code that added extra round of trace finding
3032 when doing partitioning.
3033 (find_traces_1_round) : Remove variable last_round; add code to
3034 update new struct field, in_trace; correct trace_length where it was
3035 incorrect before (after call to copy_bb); change code that pushed all
3036 cold blocks to last round. Instead verify that all blocks going into
3037 a trace belong in the same partition.
3038 (connect_traces): Modify to connect the traces in two passes, if the
3039 function contains both hot and cold blocks. The first pass connects
3040 all the traces for blocks in the partition that the first block in
3041 the function belongs to; the second pass connnects all the traces
3042 containing blocks that belong in the other partition.
3043 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3044 code that automatically put the first block in a function into the
3045 hot partition if the function had any hot blocks.
3046 (fix_crossing_unconditional_branches): Check number of succ edges
3047 before attempting to get one.
3048 (fix_edges_for_rarely_executed_code): Update comment describing
3050 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3051 remove call to add_unlikely_executed_notes; add call to
3052 verify_hot_cold_block_grouping.
3053 (duplicate_computed_gotos): Don't change computed goto if it's a
3055 (partition_hot_cold_basic_blocks): Update function comment.
3056 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3058 (try_forward_edges): Likewise.
3059 (merge_blocks_move_predecessor_nojumps): Likewise.
3060 (merge_blocks_move_successor_nojumps): Likewise.
3061 (merge_blocks_move): Likewise.
3062 (try_crossjump_bb): Likewise.
3063 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3064 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3065 notes to cold bb's; remove call to update_unlikely_executed_notes.
3066 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3067 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3068 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3069 function declaration.
3070 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3072 (rtl_can_merge_blocks): Remove redundancy from condition.
3073 (try_redirect_by_replacing_jump): Likewise.
3074 (force_nonfallthru_and_redirect): Remove code for adding
3075 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3076 (commit_one_edge_insertion): Likewise.
3077 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3078 * dbxout.c (FORCE_TEXT): Replace function_section with
3079 current_function_section.
3080 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3081 function, switch_text_section.
3082 (struct xcoff_debug): Likewise.
3083 (dbxout_function_end): Add code to put out label diffs for both
3084 hot and cold sections.
3085 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3086 for new debug_hooks funciton, switch_text_section..
3087 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3088 switch_text_section.
3089 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3090 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3091 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3092 dw_fde_switched_sections.
3093 (output_call_frame_info): Add test to see if function switches text
3094 sections in the middle; if so, use appropriate extra hot and cold
3095 section labels to compute size deltas for the hot and cold sections.
3096 (dwarf2out_begin_prologue): Add code to initialize new fields in
3098 (dwarf2out_switch_text_section): New function (invoked through
3099 debug_hook); updates new fields in dw_fde_struct appropriately and
3100 increments separate_line_info_table_in_use.
3101 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3102 dwarf2out_switch_text_section.
3103 (struct var_loc_node): Add new field, section_label.
3104 (output_aranges): Add code to check whether in hot or cold section and
3105 use the appropriate label in calculating deltas.
3106 (output_ranges): Likewise.
3107 (output_line_info): Add code to check which section we're in and
3108 use appropriate hot/cold label.
3109 (add_location_or_constant_value_attribute): Likewise.
3110 (gen_subprogam_die): Modify arange attributes to use correct labels.
3111 (dwarf2out_begin_block): Change call to function_section into call to
3112 current_function_section.
3113 (dwarf2out_end_block): Likewise.
3114 (dwarf2out_source_line): Likewise.
3115 (dwarf2out_var_location): Add code to check whether in hot or cold
3116 section and use the appropriate label.
3117 * except.c (output_function_exception_table): Change call to
3118 function_section into call to current_function_section.
3119 * final.c (profile_function): Likewise.
3120 (scan_ahead_for_unlikely_executed_note): Remove function.
3121 (final_scan_insn): Remove calls to
3122 scan_ahead_for_unlikely_executed_note, and related code for switching
3123 to cold section, except for the single time
3124 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3125 debug_hooks->switch_text_sections; replace appropriate calls to
3126 function_section with calls to current_function_section.
3127 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3128 test_bb to condition.
3129 (find_if_case_2): Likewise.
3130 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3131 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3132 * opts.c (decode_options): Change warning about hot/cold partitioning
3133 with exceptionss to inform (so as not to cause bootstrap failures);
3134 remove warning about partitioning with DWARF debug info.
3135 * output.h (current_function_section): Add new function decl.
3136 (insert_section_boundary_note): Likewise.
3137 (enum in_section): Move this declaration here from varasm.c.
3138 (unlikely_section_label): Likewise.
3139 (unlikely_text_section_name): Likewise.
3140 (last_text_section_name): New global variable.
3141 (last_text_section): Likewise.
3142 (hot_section_label): Likewise.
3143 (hot_section_end_label): Likewise.
3144 (cold_section_end_label): Likewise.
3145 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3146 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3147 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3148 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3149 insn from consideration.
3150 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3151 switch_text_section.
3152 * varasm.c (basic-block.h): Add new include.
3153 (unlikely_section_label_printed): Remove global variable.
3154 (unlikely_section_label): Make global variable not be static any more.
3155 (unlikely_text_section_name): Likewise.
3156 (hot_section_end_label): New global variable (not static)
3157 (first_function_block_is_cold): Likewise.
3158 (hot_section_label): Likewise.
3159 (cold_section_end_label): Likewise..
3160 (last_text_section): New global variable, not static.
3161 (last_text_section_name): New global variable, not static.
3162 (initialize_cold_section_name): New function.
3163 (enum in_section): Move declaration to output.h.
3164 (text_section): Update last_text_section.
3165 (unlikely_text_section): Replace code to determine cold section name
3166 with call to initialize_cold_section_name; Add code to update
3167 last_text_section; remove code for printing out label.
3168 (named_section_real): Add code to update last_text_section and
3169 last_text_section_name as appropriate.
3170 (function_section): Change test for 'unlikely' to depend on
3171 first_function_block_is_cold (moved old test to
3172 current_function_section).
3173 (current_function_section): New function.
3174 (assemble_start_function): Move code that frees
3175 unlikely_text_section_name; initialize hot_section_end_label;
3176 print hot and cold section labels at the start of the function;
3177 set first_function_block_is_cold, if appropriate; initialize l
3178 ast_text_section; add call to insert_section_boundary_note.
3179 (assemble_end_function): Add code to write out hot and cold section
3181 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3182 switch_text_section.
3183 * config/darwin.c (machopic_select_section): Replace incorrect
3184 function in base_funs; update reloc for cold sections if necessary.
3185 * config/darwin.h (SECTION_FUNCTION): Add code to update
3186 last_text_section if appropriate.
3187 (text_unlikely_section): Remove.
3188 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3189 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3190 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3191 partitioning for this architecture.
3193 2005-03-31 Olivier Hainque <hainque@adacore.com>
3195 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3196 defined and non-zero.
3198 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3201 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3204 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3207 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3208 label operand. Remove (use (unspec..)). Don't emit a label on
3210 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3211 generate inline label for load_toc_v4_PIC_1b.
3212 (rs6000_emit_load_toc_table): Likewise.
3214 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3216 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3217 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3219 2005-03-29 Devang Patel <dpatel@apple.com>
3221 * tree-sra.c (decide_block_copy): Disable scalarization of
3224 2005-03-30 Stuart Hastings <stuart@apple.com>
3225 Dale Johannesen <dalej@apple.com>
3227 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3228 * print-tree.c (print_node): Add case STATEMENT_LIST.
3230 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3232 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3233 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3234 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3235 is given with "powerpc64*" or "all", or when --with-cpu chooses
3238 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3241 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3242 gen_lexical_block_die.
3243 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3245 2005-03-31 Jan Hubicka <jh@suse.cz>
3247 2004-11-02 Jan Hubicka <jh@suse.cz>
3249 * cgraph.c (cgraph_varpool_node_name): New function.
3250 (dump_cgraph_varpool_node): New function.
3251 (dump_varpool): New function.
3252 * cgraphunit.c (cgraph_optimize): Dump varpool.
3254 2004-10-16 Jan Hubicka <jh@suse.cz>
3256 * cgraph.c (decide_is_variable_needed): New function.
3257 (cgraph_varpool_finalize_decl): Use it.
3258 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3260 * final.c (output_addr_const): Do not call mark_referenced.
3261 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3262 always go via cgraph.
3263 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3264 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3265 * tree-optimize.c (execute_inline): Mark functions called.
3266 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3268 2004-10-11 Jan Hubicka <jh@suse.cz>
3270 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3271 (cgraph_varpool_last_needed_node): New static variable.
3272 (enqueue_needed_varpool_node): Break out from ...; add items to the
3273 end of queue; update first pointers.
3274 (cgraph_varpool_mark_needed_node): ... here.
3275 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3276 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3277 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3278 (cgraph_varpool_first_unanalyzed_node): Declare.
3279 * cgraphunit.c: Include output.h.
3280 (cgraph_varpool_analyze_pending_decls): New function.
3281 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3282 for errors, analyze pending decls.
3283 (cgraph_finalize_compilation_unit): Only analyze decls.
3284 (cgraph_optimize): Assemble the decls after expanding.
3286 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3288 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3289 subvars get marked properly in tags for grouping.
3290 (add_pointed_to_var): Mark only actual pointed to
3291 variables/subvars in addresses needed.
3292 (create_overlap_variables_for): Clear call clobbered on original
3294 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3295 addresable vars with subvars into list.
3296 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3299 2005-03-30 Richard Henderson <rth@redhat.com>
3301 * cgraph.h (struct cgraph_node): Add alias.
3302 * varasm.c (assemble_alias): Set it.
3303 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3304 avoid calling cgraph_expand_function.
3306 2005-03-30 Tom Tromey <tromey@redhat.com>
3308 * tree.def (FILE_TYPE): Removed.
3309 * typeclass.h (enum type_class): Removed file_type_class.
3310 * dwarf2out.c (is_base_type): Updated.
3311 (gen_type_die): Likewise.
3312 * dbxout.c (dbxout_type): Updated.
3313 * builtins.c (type_to_class): Updated.
3314 * tree.c (type_contains_placeholder_1): Updated.
3315 * config/sparc/sparc.c (sparc_type_code): Updated.
3316 * config/ia64/ia64.c (hfa_element_mode): Updated.
3317 * expr.c (count_type_elements): Updated.
3318 * stor-layout.c (layout_type): Updated.
3319 * tree-inline.c (remap_type): Updated.
3320 * tree-pretty-print.c (dump_generic_node): Updated.
3322 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3324 * builtins.c (expand_builtin_powi): Fix mode of
3325 2nd argument to match int.
3326 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3327 2nd argument type to int.
3328 * libgcc2.c: Change prototype of __powi* functions to use
3331 2005-03-30 Dale Johannesen <dalej@apple.com>
3334 * calls.c (expand_call): Flush pending deferrals before
3337 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3341 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3342 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3343 c_label_context, label_context_stack): New.
3344 * c-decl.c (define_label): Check for jumps into statement
3345 expressions. Add label to list of defined labels.
3346 (start_function): Push context on label_context_stack.
3347 (finish_function): Pop context from label_context_stack.
3348 * c-typeck.c (label_context_stack): New.
3349 (c_finish_goto_label): Check for jumps into statement
3350 expressions. Add label to list of jumped to labels.
3351 (struct c_switch): Add blocked_stmt_expr.
3352 (c_start_case): Initialize it.
3353 (do_case): Check it.
3354 (c_finish_case): Verify !blocked_stmt_expr.
3355 (c_begin_stmt_expr): Push context on label_context_stack.
3356 Increment blocked_stmt_expr. Mark labels jumped to from outside
3358 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3359 defined in the statement expression and no longer jumpable to.
3360 Mark labels jumped to from just outside the statement expression
3361 as again definable. Pop context from label_context_stack.
3362 * doc/extend.texi (Statement Exprs): Update.
3364 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3367 * c-decl.c (start_function): Check for old_decl being
3370 2005-03-30 Ian Lance Taylor <ian@airs.com>
3372 * final.c (final): Remove prescan parameter. Change all callers.
3373 (final_scan_insn): Remove prescan parameter. Change all callers.
3375 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3377 * tree-vectorizer.c: Fix comment typos.
3379 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3381 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3382 as soon as a chrec_dont_know is detected.
3384 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3386 Merge from csl-arm-branch.
3387 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3389 * tlink.c (recompile_files): Do not assume that "rename" can
3390 overwrite an existing file.
3392 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3394 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3395 * gcc/configure: Regenerate.
3397 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3399 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3401 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3403 * calls.c (struct arg_data): Update "partial" comment.
3404 (load_register_parameters): Update "nregs" comment.
3406 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3408 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3409 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3410 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3411 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3412 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3413 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3414 than target_flags & 0.
3415 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3416 (iq2000_arch, iq2000_parse_cpu): Delete.
3417 (TARGET_HANDLE_OPTION): Override default.
3418 (iq2000_handle_option): New function.
3419 (override_options): Remove -march= and -mcpu= handling.
3420 * config/iq2000/iq2000.opt: New file.
3422 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3424 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3425 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3426 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3427 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3428 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3429 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3430 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3431 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3432 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3433 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3434 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3435 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3436 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3437 (TARGET_OPTIONS): Delete.
3438 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3439 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3440 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3441 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3442 (c4x_cpu_version_string): Delete.
3443 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3444 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3445 equivalent -mcpu= option.
3446 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3447 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3448 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3449 or clearing the appropriate MASK_* bit.
3450 (c4x_file_start): Use c4x_cpu_version.
3451 * config/c4x/c4x.opt: New file.
3453 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3455 * doc/options.texi: Document the new MaskExists flag.
3456 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3457 if the option has the MaskExists flag.
3459 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3461 * opt-functions.awk (flag_set_p, test_flag): New functions.
3462 (switch_flags): Use them.
3463 * opth-gen.awk: Use flag_set_p to check for flags.
3464 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3466 2005-03-30 Ian Lance Taylor <ian@airs.com>
3468 * config.host (i[34567]86-*-mingw32*): Don't set
3469 host_can_use_collect2 to no.
3471 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3474 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3475 Remove convert_memory_address call duplicating that in memory_address.
3477 2005-03-29 Richard Henderson <rth@redhat.com>
3480 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3481 (build_compound_literal): Likewise. Propagate decl type into the
3483 (finish_decl): Likewise. Use new return value from complete_array_type
3484 for zero sized arrays.
3485 (complete_array_type): Move ...
3486 * c-common.c (complete_array_type): ... here. Change first argument
3487 to pointer-to-type-node. Consistently use sizetype for the index
3488 except for zero sized arrays. Detect zero sized arrays for pedantic
3489 mode diagnostics. Create a new type node instead of modifying the
3491 * c-tree.h (complete_array_type): Move decl ...
3492 * c-common.h (complete_array_type): ... here.
3494 2005-03-29 Richard Henderson <rth@redhat.com>
3497 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3499 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3501 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3502 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3503 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3504 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3506 2005-03-29 Eric Christopher <echristo@redhat.com>
3508 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3509 truthvalue conversion removal.
3511 2005-03-29 Ian Lance Taylor <ian@airs.com>
3514 * collect2.c: Never include <vfork.h>.
3515 (VFORK_STRING, vfork): Don't define.
3516 (pid): Remove global variable.
3517 (handler): Call raise instead of kill (getpid(), ...).
3518 (collect_wait): Add pex parameter. Change all callers. Use
3519 pex_get_status rather than pwait.
3520 (do_wait): Add pex parameter. Change all callers.
3521 (collect_execute): Return struct pex_obj * rather than void. Use
3522 pex routines rather than pexecute.
3523 (fork_execute): Get pex_obj from collect_execute, and pass it to
3525 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3526 Only declare quit_handler if SIGQUIT is defined.
3527 (scan_libraries): Likewise.
3528 * collect2.h (collect_execute): Update declaration.
3529 (collect_wait): Update declaration.
3530 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3531 pass it to collect_wait.
3533 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3536 * c-parser.c (c_parser_compound_statement_nostart): Give error
3537 message for EOF instead of just setting parser->error.
3539 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3541 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3542 (slpeel_update_phi_nodes_for_guard1): New function.
3543 (slpeel_update_phi_nodes_for_guard2): New function.
3544 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3545 of slpeel_update_phi_nodes_for_guard.
3546 (vectorize_loops): Remove call to loop_closed_rewrite.
3547 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3550 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3552 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3553 (TARGET_LITTLE_ENDIAN): New macro.
3554 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3555 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3556 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3557 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3558 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3559 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3560 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3561 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3562 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3563 (TARGET_OPTIONS): Delete.
3564 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3565 (CACHE_FLUSH_TRAP): Turn into an integer.
3566 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3567 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3568 -mflush-trap is in use.
3569 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3570 (m32r_cache_flush_trap_string): Delete.
3571 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3572 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3573 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3574 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3575 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3576 -mmodel= and -msdata= handling from...
3577 (m32r_init): ...here.
3578 * config/m32r/m32r.opt: New file.
3580 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3582 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3583 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3584 * tree-vect-analyze.c (vect_object_analysis): additional parm
3585 pass back a "struct ptr_info_def *" with the points-to info.
3586 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3587 statement using info returned from vect_object_analysis.
3588 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3589 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3590 for virtual uses and defs when creating a replacement vector
3591 reference. Call duplicate_ssa_name_ptr_info to define points-to
3592 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3593 (vectorizable_store): copy_virtual_operands and update
3594 definition statements.
3595 (vectorizable_load): copy_virtual_operands. Remove call to
3596 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3597 * tree-vectorizer.c (vectorize_loops): Remove calls to
3598 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3599 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3600 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3601 define macro STMT_VINFO_PTR_INFO for use in accessing.
3602 * tree.h add export of duplicate_ssa_name_ptr_info.
3603 * rs6000.c (altivec_init_builtins): Declare builtin function
3604 __builtin_altivec_mask_for_load to be "const".
3606 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3609 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3610 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3611 assemble_variable on aliases.
3612 * varasm.c (assemble_alias): Set node->alias.
3613 * toplev.c (wrapup_global_declarations): Don't call
3614 rest_of_decl_compilation on aliases again.
3616 2005-03-29 Paul Brook <paul@codesourcery.com>
3618 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3619 * config/arm/arm.c (arm_dbx_register_number): New function.
3620 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3622 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3625 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3626 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3628 2005-03-29 Dale Johannesen <dalej@apple.com>
3630 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3631 $(TREE_H) and $(COVERAGE_H).
3632 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3633 * opts.c (common_handle_option): Enable tree-based value transforms.
3634 * toplev.c (process_options): Ditto.
3635 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3636 refers to references to this type.
3637 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3638 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3639 for may_be_more, may_be_less.
3640 (rtl_gen_pow2_profiler): Adjust.
3641 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3642 (rtl_gen_one_value_profiler): Adjust.
3643 (rtl_gen_const_delta_profiler): Adjust.
3644 * tree-profile.c (tree_gen_interval_profiler): Implement.
3645 (tree_gen_pow2_profiler): Ditto.
3646 (tree_gen_one_value_profiler): Ditto.
3647 (tree_profiling): New.
3648 (pass_tree_profile): Reference it.
3649 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3651 (insn_divmod_values_to_profile): Rename to
3652 rtl_divmod_values_to_profile. Adjust.
3653 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3654 (insn_prefetch_values_to_profile): Adjust.
3655 (rtl_value_profile_transformations): Adjust.
3656 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3657 (gen_mod_pow2): Rename to rtl_mod_pow2.
3658 (gen_mod_subtract): Rename to rtl_mod_subtract.
3659 (divmod_fixed_value_transform): Rename to
3660 rtl_divmod_fixed_value_transform.
3661 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3662 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3663 (rtl_find_values_to_profile): Adjust.
3664 (tree_value_profile_transformations): Implement.
3665 (tree_divmod_values_to_profile): New.
3666 (tree_values_to_profile): New.
3667 (tree_divmod_fixed_value): New.
3668 (tree_mod_pow2): New.
3669 (tree_mod_subtract): New.
3670 (tree_divmod_fixed_value_transform): New.
3671 (tree_mod_pow2_value_transform): New.
3672 (tree_mod_subtract_transform): New.
3673 (tree_find_values_to_profile): Implement.
3674 * profile.c (instrument_values): Free histograms.
3675 (compute_value_histograms): Adjust. Implement tree version.
3677 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3679 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3680 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3681 variable. Output "fldcw" depending on round_mode.
3682 * config/i386/i386.md (UNSPEC_FIST): New.
3683 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3684 New isns patterns to implement lrint and llrint built-ins as x87
3686 (fistdi2, fist<mode>2 splitters): New splitters.
3687 (lrint<mode>2): New expanders.
3689 2005-03-28 Ian Lance Taylor <ian@airs.com>
3691 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3692 0 when calling final_scan_insn.
3694 2005-03-28 Jan Hubicka <jh@suse.cz>
3697 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3700 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3701 types where possible.
3703 2005-03-26 Per Bothner <per@bothner.com>
3705 Make -f[no-]show-column also control non-cpp diagnostics.
3706 * c.opt (fshow-column): Move option from here ...
3707 * common.opt (fshow-column): ... to here.
3708 * diagnostic.c (diagnostic_build_prefix): Only print column number
3709 if flag_show_column.
3711 2005-03-27 Steven Bosscher <stevenb@suse.de>
3713 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3714 vax_output_conditional_branch): New prototypes.
3715 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3716 extracted from vax.md mov and add patterns.
3717 (vax_output_conditional_branch): New function to output conditional
3718 branch instructions.
3719 * vax.md: Use mode macros for arithmetic and mov patterns.
3720 Use code macros for the jump patterns.
3722 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3724 * Makefile.in (libbackend.o): Depend on version files;
3725 add custom generation command.
3727 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3730 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3731 sure that we have a REG before getting its REGNO.
3733 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3736 * builtins.def (BUILT_IN_STRNDUP): New.
3738 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3740 PR tree-optimization/20470
3741 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3744 2005-03-25 Mike Stump <mrs@apple.com>
3746 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3749 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3751 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3752 Use our own structure definitions.
3754 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3755 (fix_truncdfsi2): Allow registers or memory as destination.
3756 When TARGET_PPC_GFXOPT, generate simplified pattern.
3757 (fix_truncdfsi2_internal): Use define_insn_and_split.
3758 (fix_truncdfsi2_internal_gfxopt): New.
3759 (fctiwz): Don't confuse register allocation by giving it no choices.
3761 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3762 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3763 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3764 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3766 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3768 * dominance.c (free_dominance_info): Speed up by freeing et
3769 data structures without maintaining other nodes.
3770 * et-forest.c (et_free_tree_force): New.
3771 * et-forest.h: Add a prototype for et_free_tree_force.
3773 * tree.c (get_set_constructor_bits,
3774 get_set_constructor_bytes): Remove.
3775 * tree.h: Remove the corresponding prototypes.
3777 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3780 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3781 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3782 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3783 PRE_DEC, NEG and NOT.
3785 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3787 * fold-const.c: Convert uses of fold (build (...)) to
3790 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3792 PR rtl-optimization/20249
3793 * cse.c (insert_regs): Do not record equivalence of registers in
3796 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3798 * emit-rtl.c (reverse_comparison): Remove.
3799 * rtl.h: Remove the corresponding prototype.
3801 2005-03-24 James E Wilson <wilson@specifixinc.com>
3803 * doc/install.texi (--enable-altivec): Delete docs.
3805 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3807 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3808 SFmode and DFmode before reload when
3809 flag_unsafe_math_optimizations not enabled.
3811 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3813 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3815 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3816 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3818 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3820 * configure.ac (enable-checking): Add 'runtime' option.
3821 * doc/install.texi (enable-checking): Document 'runtime' checking.
3822 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3823 * config.in: Regenerated.
3824 * configure: Regenerated.
3826 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3828 * optabs.h (enum optab_index): Remove OTI_llrint.
3829 (llrint_optab): Remove macro.
3830 * optabs.c (init_optabs): Remove llrint_optab initialization.
3831 * genopinit.c (optabs): Remove llrint_optab implementation.
3832 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3835 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3837 PR rtl-optimization/20532
3838 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3839 overflow when adding coefficients for PLUS or MINUS.
3840 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3843 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3845 * langhooks.h (truthvalue_conversion): Remove.
3846 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3847 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3848 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3849 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3850 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3852 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3854 * params.def: Fix a typo.
3855 * config/mips/mips.c: Follow the spelling convensions.
3856 * doc/invoke.texi: Fix typos.
3858 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3860 Fix PR tree-optimization/20601
3862 * tree-ssa-pre.c (insert_aux): Add missing condition to
3865 2005-03-23 Ian Lance Taylor <ian@airs.com>
3867 * final.c (final_scan_insn): Don't remove no-op instructions.
3868 * reload1.c (reload): Remove simple no-op instructions even when
3871 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3873 PR tree-optimization/20501
3874 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3875 reporting that peeling for alignment is applied moved to...
3876 * (vect_analyze_data_refs_alignment): Here.
3878 2005-03-23 Ian Lance Taylor <ian@airs.com>
3880 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3882 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3884 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3885 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3887 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3889 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3890 imply that this is called once, independent of asms in code.
3891 Adjust to now being pased output and input lists. Mention helper
3892 function decl_overlaps_hard_reg_set_p.
3893 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3894 hook_tree_tree_identity and to take three trees, returning third.
3895 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3897 * stmt.c: include hard-reg-set.h before tree.h.
3898 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3899 (decl_conflicts_with_clobbers_p): Call
3900 decl_overlaps_hard_reg_set_p.
3901 (expand_asm_operands): Pass output and input lists in call to
3902 targetm.md_asm_clobbers.
3903 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3904 hook_tree_tree_tree_tree_3rd_identity.
3905 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3907 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3908 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3909 parameters, first two unused.
3910 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3911 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3912 in constraint letters and MOF is not mentioned as a asm-declared
3913 register in neither of the input and output lists.
3915 2005-03-23 DJ Delorie <dj@redhat.com>
3917 * optabs.c (expand_binop): Make sure the first subword's result
3920 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3922 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3923 Call c_common_truthvalue_conversion rather than
3924 lang_hooks.truthvalue_conversion.
3925 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3926 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3928 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3929 c_common_truthvalue_conversion.
3930 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3931 c_parser_conditional_expression, c_parser_binary_expression): Call
3932 c_objc_common_truthvalue_conversion.
3933 * c-typeck.c (build_unary_op): Call
3934 c_objc_common_truthvalue_conversion.
3935 (build_conditional_expr): Do not call
3936 lang_hooks.truthvalue_conversion.
3937 (build_binary_op): Call c_common_truthvalue_conversion.
3938 (c_objc_common_truthvalue_conversion): Moved from
3939 c-objc-common.c. Call default_function_array_conversion instead
3940 of default_conversion.
3942 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3944 * c-common.h (default_conversion): Remove.
3945 (perform_integral_promotions): Add.
3946 * c-tree.h (default_conversion): Add.
3947 * c-typeck.c (perform_integral_promotions): New, split out from
3949 * c-common.c (check_case_value): Use perform_integral_promotions,
3950 not default_conversion.
3951 (c_add_case_label): Don't continue processing case label after
3952 found to be pointer.
3954 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3956 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3957 the prefix list if we have already added a multilib directory
3959 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3962 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3964 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3966 * reload.h: Remove the prototype for indirect_symref_ok.
3968 * reload1.c (indirect_symref_ok): Make it global.
3969 * reload.h: Add a prototype for indirect_symref_ok.
3971 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3973 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3976 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3978 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3980 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3982 * c-opts.c (c_common_parse_file): Only start/end main source file
3983 if debug hooks says the writer wants it.
3984 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3986 (xcoff_debug_hooks): Ditto.
3987 * debug.c (do_nothing_hooks): Ditto.
3988 * debug.h (gcc_debug_hooks): Ditto.
3989 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3990 * sdbout.c (sdb_debug_hooks): Ditto.
3991 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3993 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3995 * doc/extend.texi: Deprecate C++ min/max operators.
3997 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3999 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
4000 artificial original candidates.
4002 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
4003 Jan Hubicka <jh@suse.cz>
4004 Steven Bosscher <stevenb@suse.de>
4006 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
4007 call cost based on argument sizes.
4008 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
4010 * params.def: (max-inline-inssn-single): Set to 450.
4011 (max-inline-insns-auto): Set to 90.
4012 (max-inline-insns-recursive): Set to 450
4013 (max-inline-insns-recursive-auto): Set to 450.
4014 (large-function-insns): Set to 2700.
4015 (inline-call-cost): New parameter.
4016 * tree-inline.c (estimate_move_cost): New function.
4017 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
4018 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
4020 * tree-inline.h (estimate_move_cost): Declare.
4021 * invoke.texi: (max-inline-inssn-single): Change default to 450.
4022 (max-inline-insns-auto): Change default to 90.
4023 (max-inline-insns-recursive): Change default to 450
4024 (max-inline-insns-recursive-auto): Change default to 450.
4025 (large-function-insns): Change default to 2700.
4026 (inline-call-cost): Document new parameter.
4028 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4030 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
4031 (TARGET_DEFAULT): Delete.
4032 * config/i860/i860.opt: New file.
4034 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
4036 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
4037 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4038 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4039 (frv_sched_lookahead): Delete.
4040 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4041 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4042 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4043 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4044 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4045 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4046 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4047 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4048 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4049 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4050 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4051 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4052 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4053 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4054 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4055 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4056 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4057 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4058 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4059 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4060 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4061 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4062 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4063 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4064 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4065 (frv_sched_lookahead): Delete.
4066 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4067 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4068 (frv_handle_option): New function. Move -mcpu= handling from...
4069 (frv_override_options): ...here. Remove handling of other
4071 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4072 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4073 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4074 and TARGET_NO_MULTI_CE.
4075 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4076 !TARGET_VLIW_BRANCH.
4077 * config/frv/frv.opt: New file.
4079 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4081 * fold-const.c (fold_ternary): Take decomposed arguments of
4083 (fold): Update a call to fold_ternary.
4085 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4086 * tree.h: Add corresponding prototypes.
4088 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4091 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4092 between jump table and its label.
4093 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4094 resp. ADDR_DIFF_VEC and the label preceeding it.
4095 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4096 is emitted in the right section.
4098 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4100 * fold-const.c (fold_unary, fold_binary): Update comments
4103 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4105 PR rtl-optimization/20527
4106 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4107 REG_INC note, test that the register also isn't mentioned in PRED
4110 2005-03-22 Ben Elliston <bje@au.ibm.com>
4112 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4115 2005-03-21 Mike Stump <mrs@apple.com>
4117 * varasm.c (default_assemble_visibility): Remove extra ().
4119 2005-03-21 Roger Sayle <roger@eyesopen.com>
4122 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4123 to determine whether a block can be duplicated, rather than test
4124 whether the block contains noncopyable insns ourselves.
4126 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4128 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4131 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4133 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4135 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4137 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4138 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4139 * config/fr30/fr30.opt: New file.
4141 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4143 Fix PR tree-optimization/20542
4145 * tree-flow-inline.h (overlap_subvar): Move to here.
4146 * tree-ssa-operands.c: From here.
4147 * tree-flow.h (overlap_subvar): Declare.
4148 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4149 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4150 for variables with subvars.
4152 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4155 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4156 * modulo-sched.c (const_iteration_count): Return on NULL
4158 (print_node_sched_params): Return on NULL dump_file.
4159 (generate_reg_moves): Handle reg-anti dependencies and disregard
4160 closing branch when generating register moves.
4161 (sms_schedule): Mark the SMSed block dirty.
4162 * passes.c (rest_of_handle_sms): Call update_life_info for all
4164 * testsuite/gcc.dg/20050321-1.c: New test.
4166 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4168 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4169 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4170 movqi_internal): Likewise.
4172 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4174 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4175 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4176 xtensa_b4const): Delete prototypes.
4177 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4178 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4179 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4180 xtensa_extra_constraint): New prototypes.
4181 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4182 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4183 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4184 move_operand, const_float_1_operand, fpmem_offset_operand,
4185 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4186 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4187 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4188 argument type to HOST_WIDE_INT.
4189 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4190 xtensa_mask_immediate): Likewise.
4191 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4192 Likewise. Also make these functions static.
4193 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4194 (xtensa_const_ok_for_letter_p): New.
4195 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4196 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4197 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4198 move_operand, const_float_1_operand, fpmem_offset_operand,
4199 branch_operator, ubranch_operator, boolean_operator): Move to
4201 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4202 (xtensa_mem_offset): Change return type to bool.
4203 (xtensa_extra_constraint): New.
4204 (gen_int_relational): Update type of const_range_p function pointer.
4205 Use xtensa_b4const_or_zero.
4206 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4207 xtensa_const_ok_for_letter_p. Update comments.
4208 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4209 (PREDICATE_CODES): Delete.
4210 * config/xtensa/xtensa.md: Include predicates.md.
4211 * config/xtensa/predicates.md: New file.
4213 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4215 * config/v850/v850-protos.h: Remove the prototypes for
4216 reg_or_int9_operand, reg_or_const_operand,
4217 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4218 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4219 movsi_source_operand, power_of_two_operand,
4220 not_power_of_two_operand, special_symbolref_operand,
4221 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4222 register_is_ok_for_epilogue.
4223 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4224 reg_or_int9_operand, reg_or_const_operand,
4225 call_address_operand, special_symbolref_operand,
4226 movsi_source_operand, power_of_two_operand,
4227 not_power_of_two_operand, register_is_ok_for_epilogue,
4228 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4229 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4231 * config/v850/v850.h (PREDICATE_CODES): Remove.
4232 * config/v850/v850.md: Include predicates.md.
4233 * config/v850/predicates.md: New.
4235 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4237 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4238 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4239 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4240 (itoolsdir, itoolsdatadir): Move definition above new first use.
4241 (install-itoolsdirs): New rule.
4242 (install-mkheaders): Depend on install-itoolsdirs, not
4243 install-include-dir.
4245 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4247 * tree-into-ssa.c: Remove obsolete comments.
4249 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4251 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4252 unrolling if -fpeel-loops is specified, too.
4253 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4254 Remove superfluous check for flag_unroll_loops.
4256 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4258 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4259 (lrint_optab, llrint_optab): Define corresponding macros.
4260 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4261 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4262 pattern and llrint_optab using llrintdi2 patterns.
4263 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4264 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4265 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4266 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4267 flag_unsafe_math_optimizations is set.
4269 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4271 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4272 simplify_logical, if_then_else_cond, known_cond,
4273 simplify_comparison): Adjust calls to reverse_comparison.
4274 Don't use combine_reversed_comparison_code).
4275 (combine_reversed_comparison_code): Remove.
4276 (reversed_comparison): Using reversed_comparison_code, move it...
4277 * jump.c (reversed_comparison): ... here.
4278 * rtl.h (reversed_comparison): Add prototype.
4280 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4282 * builtins.c (fold_builtin): Take decomposed arguments of
4284 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4285 * gimplify.c (gimplify_call_expr): Likewise.
4286 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4287 * tree.h: Update the prototype of fold_builtin.
4289 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4291 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4292 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4293 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4294 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4295 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4297 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4299 * builtins.c (fold_builtin_1): Take decomposed arguments of
4301 (fold_builtin): Update a call to fold_builtin_1.
4303 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4306 * gcov.c (output_lines): Only output function block summary when
4307 outputting branch information.
4308 * doc/gcov.texi: Document format of preamble and additional block
4311 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4313 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4314 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4315 the defaults false if BITS_PER_UNIT != 8.
4316 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4317 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4318 than BITS_PER_UNIT != 8.
4319 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4320 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4321 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4323 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4324 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4326 2005-03-20 Roger Sayle <roger@eyesopen.com>
4329 * fold-const.c (fold_binary): Fix type mismatch between
4330 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4331 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4332 for non-truth-valued expressions.
4334 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4335 and FUNCTION_DECL in the main switch.
4336 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4337 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4338 we also need to convert their operands to match.
4339 <TRUTH_NOT_EXPR>: Likewise.
4341 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4343 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4344 diagnostic without checking whether an lvalue.
4345 * c-common.h (lvalue_p): Remove.
4346 (enum lvalue_use): Update comment.
4347 (lvalue_or_else): Replace by lvalue_error.
4348 * c-typeck.c (lvalue_p): Make static.
4349 (lvalue_or_else): New. Call lvalue_error.
4351 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4353 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4354 (function_arg_advance): Use rs6000_parm_start.
4355 (function_arg, rs6000_arg_partial_bytes): Likewise.
4357 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4359 * c-common.c (check_case_value): Adjust comment about stripping
4361 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4362 * c-typeck.c (default_conversion, convert_arguments,
4363 build_modify_expr, convert_for_assignment, store_init_value,
4364 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4365 manually. Remove inaccurate comments.
4367 2005-03-20 Roger Sayle <roger@eyesopen.com>
4368 Joseph S. Myers <joseph@codesourcery.com>
4370 * varasm.c (do_assemble_alias): Restore comment describing function.
4371 Annotate the target parameter as potentially unused.
4373 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4376 * config/avr/avr.c (avr_output_function_prologue): Do not use
4377 current_function_name() in a label, use a local label instead.
4379 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4381 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4382 flag_finite_math_only, not flag_unsafe_math_optimizations.
4384 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4386 * builtins.c (fold_builtin_1): Update a call to
4387 targetm.fold_builtin.
4388 * hooks.c (hook_tree_tree_bool_null): Rename to
4389 hook_tree_tree_tree_bool_null. Take one more argument of type
4391 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4392 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4393 hook_tree_tree_tree_bool_null.
4394 * target.h (gcc_target): Update the prototype of fold_builtin.
4395 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4396 arguments of CALL_EXPR.
4397 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4400 2005-03-20 Jan Hubicka <jh@suse.cz>
4402 * cgraph.h (cgraph_node): Add prev_clone pointer.
4403 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4404 (cgraph_clone_node): Produce doubly linked chain.
4406 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4408 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4409 get_nonnull_operand, handle_sentinel_attribute,
4410 check_function_arguments_recurse): Do not strip NOPS from
4412 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4414 * c-format.c (get_constant): Likewise.
4415 * c-parser.c (c_parser_postfix_expression): Likewise.
4416 * c-typeck.c (set_init_index): Likewise.
4417 (convert_arguments): Don't check for NOP_EXPR containing integer
4420 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4422 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4423 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4424 Take decomposed arguments of CALL_EXPR.
4425 (fold_builtin_1): Update calls to the functions mentioned
4428 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4430 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4431 width to have integer type.
4432 (build_enumerator): Require enumerator value to have integer type.
4434 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4436 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4439 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4441 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4442 std=iso9899:199x): Correct descriptions.
4444 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4446 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4449 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4451 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4453 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4454 fold_builtin_memcpy.
4456 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4457 arguments of CALL_EXPR.
4458 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4459 fold_builtin_found, fold_builtin_1): Update calls to
4460 fold_trunc_transparent_mathfn.
4462 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4465 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4466 function pointers on targets that require function pointer
4468 (fold_sign_changed_comparison): Likewise.
4470 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4472 * combine.c (try_combine): When changing the mode of a hard reg, make
4473 sure that doing so is valid.
4475 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4477 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4478 (TARGET_HANDLE_OPTION): Override default.
4479 (avr_handle_option): New function.
4480 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4481 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4482 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4483 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4484 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4485 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4486 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4487 (TARGET_OPTIONS): Delete.
4488 * config/avr/avr.opt: New file.
4490 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4492 * config/m32r/m32r-protos.h: Remove the prototypes for
4493 call_address_operand, symbolic_operand, seth_add3_operand,
4494 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4495 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4496 two_insn_const_operand, move_src_operand,
4497 move_double_src_operand, move_dest_operand,
4498 eqne_comparison_operator, signed_comparison_operator,
4499 large_insn_p, conditional_move_operand, carry_compare_operand,
4500 m32r_block_immediate_operand, extend_operand,
4501 reg_or_eq_int16_operand, int8_operand, and
4502 reg_or_zero_operand.
4503 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4504 seth_add3_operand, int8_operand, cmp_int16_operand,
4505 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4506 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4507 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4508 move_double_src_operand, move_dest_operand,
4509 eqne_comparison_operator, signed_comparison_operator,
4510 extend_operand, small_insn_p, large_insn_p,
4511 conditional_move_operand, carry_compare_operand,
4512 m32r_block_immediate_operand): Move to predicates.md.
4513 (MAX_MOVE_BYTES): Move to m32r.h.
4514 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4515 * config/m32r/m32r.md: Include predicates.md.
4516 * config/m32r/predicates.md: New.
4518 2005-03-18 James E Wilson <wilson@specifixinc.com>
4521 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4524 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4526 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4527 call_address_operand, const_8bit_operand.
4528 * config/mn10300/mn10300.c (call_address_operand,
4529 const_8bit_operand, const_1f_operand): Move to predicates.md.
4530 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4531 * config/mn10300/mn10300.md: Include predicates.md.
4532 * config/mn10300/predicates.md: New.
4534 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4536 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4537 declarations in diagnostics and %E for identifiers, not %s.
4539 2005-03-18 Jan Hubicka <jh@suse.cz>
4540 Dale Johannesen <dalej@apple.com>
4542 * basic-block.h (scale_bbs_frequencies_int,
4543 scale_bbs_frequencies_gcov_type): Declare.
4544 * cfg.c (RDIV): New macro.
4545 (update_bb_frequency_for_threading): Fix.
4546 * basic-block.h (scale_bbs_frequencies_int,
4547 scale_bbs_frequencies_gcov_type): New.
4548 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4549 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4550 scale_bbs_frequencies_int.
4551 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4553 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4555 * config/m32r/m32r-protos.h: Remove the prototypes for
4556 call_address_operand, symbolic_operand, seth_add3_operand,
4557 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4558 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4559 two_insn_const_operand, move_src_operand,
4560 move_double_src_operand, move_dest_operand,
4561 eqne_comparison_operator, signed_comparison_operator,
4562 large_insn_p, conditional_move_operand, carry_compare_operand,
4563 m32r_block_immediate_operand, extend_operand,
4564 reg_or_eq_int16_operand, int8_operand, and
4565 reg_or_zero_operand.
4566 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4567 seth_add3_operand, int8_operand, cmp_int16_operand,
4568 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4569 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4570 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4571 move_double_src_operand, move_dest_operand,
4572 eqne_comparison_operator, signed_comparison_operator,
4573 extend_operand, small_insn_p, large_insn_p,
4574 conditional_move_operand, carry_compare_operand,
4575 m32r_block_immediate_operand): Move to predicates.md.
4576 (MAX_MOVE_BYTES): Move to m32r.h.
4577 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4578 * config/m32r/m32r.md: Include predicates.md.
4579 * config/m32r/predicates.md: New.
4581 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4583 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4584 symbolic_operand, symbolic_memory_operand,
4585 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4586 indexed_memory_operand, move_dest_operand, move_src_operand,
4587 prefetch_cc_operand, prefetch_nocc_operand,
4588 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4589 arith_operand, arith11_operand, pre_cint_operand,
4590 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4591 ireg_operand, int5_operand, uint5_operand, int11_operand,
4592 uint32_operand, arith5_operand, and_operand, ior_operand,
4593 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4594 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4595 shadd_operand, movb_comparison_operator,
4596 cmpib_comparison_operator): Move to predicates.md.
4597 (magic_milli, shadd_constant_p): Make it extern.
4598 * config/pa/pa.h (PREDICATE_CODES): Remove.
4599 * config/pa/pa.md: Include predicates.md.
4600 * config/pa/predicates.md: New.
4602 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4605 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4607 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4608 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4609 config/alpha/freebsd.h, config/alpha/linux.h,
4610 config/alpha/netbsd.h, config/alpha/osf5.h,
4611 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4612 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4613 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4614 doc/cppopts.texi: Update copyright.
4616 2005-03-18 Jan Hubicka <jh@suse.cz>
4619 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4621 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4624 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4626 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4629 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4631 * combine.c (gen_binary): Remove.
4632 (known_cond, simplify_shift_const, find_split_point,
4633 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4634 simplify_logical, expand_field_assignment, extract_left_shift,
4635 force_to_mode, if_then_else_cond, apply_distributive_law,
4636 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4637 simplify_comparison, reversed_comparison): Replace with
4638 simplify_gen_binary, simplify_gen_relational or
4639 distribute_and_simplify_rtx.
4640 (distribute_and_simplify_rtx): New function.
4642 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4643 Paolo Bonzini <gcc.gnu.org>
4645 * calls.c (setjmp_call_p, special_function_p): Update comments
4646 at the head of the functions.
4648 2005-03-18 Jan Hubicka <jh@suse.cz>
4650 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4652 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4653 function body should be released; do not proactively release function
4654 bodies in non-unit-at-a-time mode.
4656 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4658 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4659 mno-fp-ret-in-387 multilib variants.
4661 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4663 * common.opt (m): Remove.
4664 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4666 (common_handle_option): Remove OPT_m case.
4668 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4670 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4672 (fold_builtin_1): Update a call to fold_builtin_bitop.
4674 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4676 (fold_builtin_1): Update a call to fold_builtin_signbit.
4678 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4680 PR tree-optimization/20474
4681 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4682 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4684 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4686 * config/h8300/h8300-protos.h: Remove prototypes for
4687 general_operand_src, general_operand_dst, single_one_operand,
4688 single_zero_operand, call_insn_operand,
4689 two_insn_adds_subs_operand, small_call_insn_operand,
4690 jump_address_operand, bit_operand, bit_memory_operand,
4691 stack_pointer_operand, const_int_gt_2_operand,
4692 const_int_ge_8_operand, const_int_qi_operand,
4693 const_int_hi_operand, incdec_operand, bit_operator,
4694 nshift_operator, eqne_operator, gtle_operator,
4695 gtuleu_operator, iorxor_operator.
4696 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4697 h8300_ldm_stm_parallel.
4698 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4700 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4701 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4702 (h8300_ldm_stm_parallel): Make it extern.
4703 (h8300_ldm_parallel, h8300_stm_parallel,
4704 h8300_return_parallel, general_operand_src,
4705 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4706 nibble_operand, reg_or_nibble_operand, single_one_operand,
4707 single_zero_operand, call_insn_operand,
4708 two_insn_adds_subs_operand, small_call_insn_operand,
4709 jump_address_operand, bit_operand, bit_memory_operand,
4710 stack_pointer_operand, const_int_gt_2_operand,
4711 const_int_ge_8_operand, const_int_qi_operand,
4712 const_int_hi_operand, incdec_operand, eqne_operator,
4713 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4714 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4715 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4716 nshift_operator): Move to predicates.md.
4717 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4718 * config/h8300/h8300.md: Include predicates.md.
4719 * config/h8300/predicates.md: New.
4721 2005-03-17 Richard Henderson <rth@redhat.com>
4723 * config.gcc (ia64*-*-hpux*): Add extra_options.
4724 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4725 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4726 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4727 (ia64_tls_size_string, ia64_tune_string): Remove.
4728 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4729 (TARGET_DEFAULT_TARGET_FLAGS): New.
4730 (TARGET_HANDLE_OPTION): New.
4731 (ia64_override_options): Move options parsing ...
4732 (ia64_handle_option): ... here. New.
4733 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4734 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4735 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4736 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4737 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4738 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4739 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4740 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4741 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4742 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4743 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4744 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4745 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4746 TARGET_EARLY_STOP_BITS): Remove.
4747 (TARGET_ILP32): Default false.
4748 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4749 (enum ia64_inline_type): New.
4750 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4751 * config/ia64/ia64.md: Update for new definitions of
4752 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4753 * config/ia64/ia64.opt: New file.
4754 * config/ia64/ilp32.opt: New file.
4756 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4759 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4761 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4763 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4764 instead of MASK_H8300S.
4765 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4766 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4767 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4768 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4769 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4770 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4771 TARGET_SWITCHES): Remove.
4772 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4774 * config/h8300/h8300.opt: New.
4776 * config/alpha/alpha.opt, config/arc/arc.opt,
4777 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4780 2005-03-17 Ian Lance Taylor <ian@airs.com>
4784 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4786 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4787 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4788 (TARGET_HANDLE_OPTION): Override default.
4789 (arc_handle_option): New function.
4790 (arc_init): Remove code to set arch_cpu_string.
4791 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4792 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4793 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4794 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4795 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4796 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4797 (arc_rodata_string, TARGET_OPTIONS): Delete.
4798 * config/arc/arc.opt: New file.
4800 2005-03-17 Richard Henderson <rth@redhat.com>
4802 * doc/extend.texi (Weak Pragmas): New section.
4803 (attribute alias): Clarify that target must be in the same
4806 2005-03-17 Richard Henderson <rth@redhat.com>
4808 * config/alpha/alpha.opt: New file.
4809 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4811 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4812 alpha_fprm_string, alpha_fptm_string): Make static.
4813 (alpha_tls_size_string): Remove.
4814 (alpha_handle_option): New.
4815 (override_options): Update for alpha_cpu/alpha_tune split.
4816 (alpha_file_start): Likewise.
4817 (TARGET_DEFAULT_TARGET_FLAGS): New.
4818 (TARGET_HANDLE_OPTION): New.
4819 * config/alpha/alpha.h (alpha_tune): Declare.
4820 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4821 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4822 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4823 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4824 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4825 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4826 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4827 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4828 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4829 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4830 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4831 (TARGET_DEFAULT): Remove MASK_FP.
4832 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4833 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4834 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4835 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4836 alpha_tls_size_string): Remove.
4837 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4838 (attribute tune): Rename from attribute cpu.
4839 * config/alpha/ev4.md: Update to match.
4840 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4841 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4842 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4843 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4844 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4845 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4847 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4849 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4850 and return without creating new state if before_nops_num is nonzero.
4851 * config/ia64/ia64.md (first_insn): New attribute.
4852 (alloc): Set it to yes.
4854 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4856 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4857 STMT_VINFO_SUBVARS to NULL.
4858 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4860 2005-03-16 Dale Johannesen <dalej@apple.com>
4862 * rtlanal.c (find_first_parameter_load): Rewrite to
4863 return actual first param load or the call if none,
4864 instead of first in block, when not all loads exist.
4866 2005-03-16 Roger Sayle <roger@eyesopen.com>
4868 * optabs.c (expand_copysign_absneg): Make static.
4869 * optabs.h (expand_copysign_absneg): Delete prototype.
4870 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4872 2005-03-16 Richard Henderson <rth@redhat.com>
4875 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4876 (alias_pairs): Rename from output_defs.
4877 (find_decl_and_mark_needed): Split out from assemble_alias.
4878 (do_assemble_alias): New.
4879 (assemble_output_def): Remove.
4880 (finish_aliases_1, finish_aliases_2): New.
4881 (process_pending_assemble_output_defs): Remove.
4882 (assemble_alias): Defer aliases for which we don't yet have a
4883 non-external decl for the target symbol.
4884 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4885 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4886 * toplev.c (compile_file): Use finish_aliases_2 instead of
4887 process_pending_assemble_output_defs.
4888 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4889 (process_pending_assemble_output_defs): Remove.
4891 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4893 Fix PR tree-optimization/20489
4895 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4896 for empty structures.
4898 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4900 Fix PR tree-optimization/20490
4902 * tree-ssa-pre.c (create_expression_by_pieces): Use
4903 force_gimple_operand on result of fold.
4905 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4907 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4908 of closing parenthesis.
4910 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4912 * builtins.c (expand_movstr): Update a call to
4913 fold_builtin_strcpy.
4914 (expand_builtin_strncpy): Update a call to
4915 fold_builtin_strncpy.
4916 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4917 arguments of CALL_EXPR.
4918 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4919 fold_builtin_strncpy.
4920 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4921 * tree.h: Update the prototypes of fold_builtin_strcpy and
4922 fold_builtin_strncpy.
4924 2005-03-16 Steven Bosscher <stevenb@suse.de>
4925 Dorit Naishlos <dorit@il.ibm.com>
4927 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4928 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4931 2005-03-16 Steven Bosscher <stevenb@suse.de>
4933 * tree-inline.c (walk_type_fields, walk_tree,
4934 walk_tree_without_duplicates): Move from here...
4935 * tree.c: ...to here.
4937 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4939 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4940 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4941 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4942 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4943 (version): Define using $(BASEVER_c).
4944 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4946 (version.o): Depend on version files; add custom generation command.
4947 (prefix.o): Define BASEVER on command line.
4948 (s-iov): Depend on version files; adjust command.
4949 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4951 (gcc-vers.texi): New rule.
4952 (doc/%.info, doc/%.dvi): Add -I . to command line.
4953 (doc/gccinstall.dvi): Likewise.
4954 (PACKAGE): Delete. All uses replaced with "gcc".
4955 * aclocal.m4: Do not include gcc-version.m4.
4956 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4957 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4958 Set is_release based on contents of DEV-PHASE.
4959 Set gcc_version based on contents of BASE-VER.
4960 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4961 * config.in, configure: Regenerate.
4962 * gccbug.in: Determine version of GCC in use at runtime.
4963 * gcov-iov.c: Get version number and development phase from
4964 command line, not by including version.c.
4965 * intl.c: Replace all uses of PACKAGE with "gcc".
4966 * libada-mk.in: Delete unused "gcc_version" variable.
4967 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4968 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4969 commentary to match.
4970 (version_string): Put together from pieces.
4971 * config/alpha/x-vms: Do not use $(gcc_version).
4972 * config/i386/t-nwld: Likewise.
4973 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4974 version-GCC and DEVELOPMENT.
4976 2005-03-15 Roger Sayle <roger@eyesopen.com>
4978 PR tree-optimization/17454
4979 * tree.c (tree_size): Add case for TREE_BINFO.
4980 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4981 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4983 2005-03-15 Roger Sayle <roger@eyesopen.com>
4985 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4986 op1 whilst expanding the signed widenening multiply variant.
4988 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4990 * toplev.c (display_target_options): Avoid unused variable warning if
4991 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4992 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4993 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4994 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4995 (mips_isa_info): New variable.
4996 (mips_parse_cpu): Remove the first argument and leave the caller
4998 (TARGET_HANDLE_OPTION): Override default.
4999 (mips_handle_option): New function. Move option validation code from...
5000 (override_options): ...here. Update calls to mips_parse_cpu.
5001 * config/mips/mips.h (mips_arch_string, mips_tune_string)
5002 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
5003 (SUBTARGET_TARGET_OPTIONS): Delete.
5004 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
5005 (mno-flush-func, mtune=): New options.
5007 2005-03-15 Roger Sayle <roger@eyesopen.com>
5008 Richard Henderson <rth@redhat.com>
5010 * real.c (c4x_single_format, c4x_extended_format): Provide values
5011 for signbit_ro for c4x's single and extended floating point formats.
5012 * optabs.c (expand_copysign): Use the floating point format's
5013 signbit_ro for expanding via expand_copysign_absneg, and it's
5014 signbit_rw field for expanding via expand_copysign_bit.
5016 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
5018 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
5019 known_alignment_for_access_p.
5020 (known_alignment_for_access_p): New.
5021 (do_peeling_for_alignment): Field made int instead of bool and renamed
5022 to peeling_for_alignment.
5023 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
5024 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
5025 functionality used to be in vect_analyze_operations.
5026 (vect_analyze_operations): Code to determine vectorization factor was
5027 moved to vect_determine_vectorization_factor.
5028 (vect_enhance_data_refs_alignment): Update to correct alignment when it
5029 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
5031 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
5032 be part of vect_analyze_operations).
5033 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
5034 creating the guard condition, as the number of iterations may be
5036 (slpeel_tree_peel_loop_to_edge): Use new name of
5037 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
5038 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
5039 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5040 (vect_do_peeling_for_alignment): Use fold.
5041 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5043 (vect_update_inits_of_dr): Renamed to
5044 vect_update_init_of_dr.
5045 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5046 (vectorizable_store): Fix assertion to use == instead of =.
5048 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5050 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5051 call_used_regs for wCG registers.
5053 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5055 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5056 for non-offsettable memory references to cope with outstanding reload
5057 replacements, take 2.
5059 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5062 * config/i386/i386.h (x86_fisttp): New.
5063 (TARGET_FISTTP): New macro.
5064 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5065 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5066 instruction when fisttp flag is set.
5067 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5069 * config/i386/i386.md (type attribute): Add fisttp.
5070 (unit attribute): Set to i387 for fisttp type.
5071 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5072 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5074 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5075 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5077 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5078 patterns for TARGET_FISTTP. Enable patterns for
5079 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5080 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5081 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5082 implement fisttp x87 insn.
5083 (fix_trunc*_i387_fisttp splitters): New patterns.
5084 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5085 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5086 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5088 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5089 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5090 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5091 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5092 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5093 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5094 Disable patterns for TARGET_FISTTP.
5095 (fix_trunc*_i387 splitters): Implement usign mode macros.
5096 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5097 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5098 (fix_trunx*_sse peephole2s): Implement using mode macros.
5100 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5102 PR rtl-optimization/20291
5103 * combine.c (try_combine): If splitting fails, re-try with
5104 original combined pattern, i.e. before clobber stripping.
5106 2005-03-14 Eric Christopher <echristo@redhat.com>
5108 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5109 STACK_GROWS_DOWNWARD.
5111 2005-03-14 Roger Sayle <roger@eyesopen.com>
5113 * real.h (struct real_format): Split the signbit field into two
5114 two fields, signbit_ro and signbit_rw.
5115 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5116 mips_double_format, ieee_extended_motorola_format,
5117 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5118 ieee_extended_intel_128_format, ibm_extended_format,
5119 mips_extended_format, ieee_quad_format, mips_quad_format,
5120 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5121 i370_double_format, c4x_single_format, c4x_extended_format,
5122 real_internal_format): Update initializers for new field.
5123 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5124 real_format structure.
5125 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5126 field of the real_format structure.
5128 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5130 Fix PR tree-optimization/20458
5132 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5133 DECL_EXTERNAL on STRUCT_FIELD tags.
5134 (clear_call_clobbered): Ditto.
5135 * tree-ssa-operands.c (note_addressable): Make sure the original
5136 variable doesn't slip into the addressable list if we have
5138 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5141 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5143 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5144 (-fwide-exec-charset): Likewise.
5145 (-finput-charset): Likewise.
5146 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5147 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5148 * c.opt (Wnormalized): New.
5150 2005-03-14 Devang Patel <dpatel@apple.com>
5152 * doc/invoke.texi: Add reference to Visibility document.
5154 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5156 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5157 MASK_SPLIT_ADDRESSES.
5158 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5159 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5160 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5161 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5162 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5163 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5164 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5165 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5166 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5167 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5168 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5169 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5170 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5171 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5172 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5173 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5174 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5175 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5176 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5177 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5178 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5179 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5180 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5181 (TARGET_EXPLICIT_RELOCS): Delete.
5182 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5183 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5184 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5185 (override_options): Set MASK_LONG64 if -mint64 is given and no
5186 -mlongXX option is. Complain about -mint64 -mlong32.
5187 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5188 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5189 * config/mips/mips.opt: New file.
5191 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5193 * config.gcc (extra_options): New variable for listing option files.
5194 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5195 * configure.ac (extra_opt_files): New AC_SUBST variable.
5196 (tm_file_list, tm_include_list): Include options.h first.
5197 * configure: Regenerate.
5198 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5199 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5200 (s-options-h): New rule.
5201 (options.h): Depend on it.
5202 (TEXI_GCCINT_FILES): Add options.texi.
5203 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5204 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5205 * target.h (gcc_target): Add default_target_flags and handle_option.
5206 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5207 (TARGET_HANDLE_OPTION): New macros.
5208 (TARGET_INITIALIZER): Include them.
5209 * opt-functions.awk (opt_args, nth_arg): New functions.
5210 (switch_flags): Handle the "Target" flag.
5212 (var_name): Use opt_args and nth_arg.
5213 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5214 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5215 macros for the "Mask" and "InverseMask" options.
5216 * opts.h (cl_var_cond): New enum.
5217 (cl_option): Replace the "has_set_value" and "set_value" fields with
5218 "var_cond" and "var_value".
5219 (CL_TARGET): New macro.
5220 (option_enabled, print_filtered_help): Declare.
5221 (decode_options): Move definition.
5222 * opts.c (handle_option): Search for the original option before
5223 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5224 var_cond and var_value fields. Use targetm.handle_option to handle
5226 (decode_options): Set target_flags to targetm.default_target_flags.
5227 (print_filtered_help): Make global. Handle CL_TARGET.
5228 (option_enabled): New function.
5229 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5230 (display_target_options, set_target_switch, print_switch_values)
5231 (default_pch_valid_p): Guard uses of target_switches with
5232 #ifdef TARGET_SWITCHES. Also...
5233 (display_target_options): Display the CL_TARGET entries in cl_options.
5234 (set_target_option): Don't complain about the "" option when
5235 TARGET_SWITCHES is undefined.
5236 (print_switch_values): Use option_enabled.
5237 (default_pch_valid_p): Check cl_options[] when looking for something
5238 that has changed the value of target_flags.
5239 * c.opt: Remove documentation from top of file.
5240 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5241 * doc/sourecebuild.texi: Refer to the new options documentation
5242 instead of c.opt. Document machine-specific .opt files.
5243 * doc/tm.texi (target_flags): Say that this variable is declared
5245 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5246 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5248 * doc/options.texi: New file.
5250 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5253 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5256 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5259 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5260 temporary variable of pointer type if an lvalues is required.
5261 (gimplify_modify_expr_rhs): Request an rvalue from it.
5262 (gimplify_expr): Pass fallback on.
5264 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5266 * cfgbuild.c: Update comments.
5268 2005-03-14 Roger Sayle <roger@eyesopen.com>
5270 PR rtl-optimization/17236
5271 * optabs.c (expand_doubleword_mult): New helper function split out
5272 from expand_binop. Permute the order in which instructions are
5273 emitted to minimize the number of simultaneously live registers.
5274 (expand_binop): Call expand_doubleword_mult to synthesize a double
5275 word multiplication.
5277 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5279 * basic-block.h: Update the prototypes of cached_make_edge and
5281 * cfg.c (cached_make_edge): Take edge_cache representing one
5282 row of the adjacency matrix of edges.
5283 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5284 (make_edges): Initialize edge_cache to represent one row of
5285 the adjacency matrix of edges.
5287 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5289 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5291 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5292 Remove unused removed_phis variable.
5293 (conditional_replacement): Use build1/build2.
5294 (abs_replacement): Use last_and_only_stmt and build1/build2.
5296 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5298 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5299 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5300 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5301 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5302 * c-common.c (handle_novops_attribute): New function.
5303 (c_common_attribute_table): Add "no vops" entry.
5304 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5305 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5306 * tree-ssa-operands.c (get_call_expr_operands): Do not
5307 create virtual operands for calls with ECF_NOVOPS flag.
5308 * tree.h (DECL_IS_NOVOPS): New macro.
5309 (struct tree_decl): Add novops_flag.
5310 (ECF_NOVOPS): New constant.
5312 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5315 * config/i386/i386.c (x86_use_himode_fiop): New.
5316 (x86_use_simode_fiop): Rename from x86_use_fiop.
5317 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5318 (TARGET_USE_HIMODE_FIOP): New.
5319 (x86_use_simode_fiop): Rename from x86_use_fiop.
5320 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5322 * config/i386/i386.md (X87MODEI12): New mode macro define.
5323 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5324 to implement x87 FP compare with HImode input operands.
5325 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5326 Use X87MODEI12 mode macro to handle HImode input operands.
5327 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5328 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5329 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5330 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5331 macro to implement x87 operators with HImode input operands.
5332 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5335 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5337 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5339 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5340 constants invariant.
5342 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5344 * basic-block.h (BB_VISITED): Removed.
5345 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5347 2005-03-14 Falk Hueffner <falk@debian.org>
5350 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5352 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5354 * ggc-zone.c: Fix comment typos.
5356 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5357 stringpool.c, config/mips/mips-protos.h: Update copyright.
5359 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5361 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5362 throughout with its typedef, "rtx".
5363 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5364 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5365 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5366 regs in comment to match code.
5368 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5370 * except.c (check_handled): Make it static.
5371 * except.h: Remove the corresponding prototype.
5373 * function.c (get_func_frame_size): Make it static.
5374 * function.h: Remove the corresponding type.
5376 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5378 * hard-reg-set.h: Remove the corresponding declarations.
5380 * tree-cfg.c (verify_stmts): Check that
5381 bb_for_stmt (stmt) == bb for every PHI node and statement.
5383 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5385 * config.gcc: Remove excess indentation.
5386 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5388 2005-03-13 Roger Sayle <roger@eyesopen.com>
5391 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5392 * fold-const.c (fold_sign_changed_comparison): Likewise.
5393 (fold_binary): Optimize comparisons against widened operands if
5394 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5396 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5398 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5399 (sparc_override_options): Initialize it.
5400 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5402 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5404 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5405 (reg_or_none500mem_operand): New predicate.
5406 (zero_reg_mem_operand): New predicate.
5407 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5408 to reg_or_none500mem_operand.
5409 (extendsfdf2_fpr): Add MEM alternative.
5410 (extenddftf2_internal): Change operand2 predicate to
5411 zero_reg_mem_operand.
5413 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5415 * ggc-zone.c: Rewritten.
5417 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5419 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5420 * config.in: Regenerated.
5421 * configure: Regenerated.
5422 * gengtype.c (write_types_process_field, write_func_for_structure):
5423 Pass new argument to gt_pch_note_object.
5424 * ggc-common.c (struct ptr_data): Add TYPE.
5425 (gt_pch_note_object): Take TYPE argument and save it.
5426 (call_count): Update call to ggc_pch_count_object.
5427 (call_alloc): Update call to ggc_pch_alloc_object.
5428 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5430 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5431 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5432 (ggc_alloc_zone_stat): Delete.
5433 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5434 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5435 (ggc_pch_alloc_object): Update prototypes.
5436 (garbage_zone): Delete.
5437 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5438 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5440 (tree_id_zone): New variable.
5441 (ggc_alloc_cleared_zone): Remove unused.
5442 (ggc_alloc_zone): Define.
5443 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5444 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5445 ggc_alloc_zone_stat.
5446 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5447 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5448 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5449 (make_node_stat): Likewise. Use tree_id_zone.
5451 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5452 Joseph S. Myers <joseph@codesourcery.com>
5454 * configure.ac: Check for MIPS TLS.
5455 * configure: Regenerated.
5456 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5457 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5458 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5459 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5460 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5461 (mips_classify_symbol, mips_symbolic_constant_p)
5462 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5463 (mips_tls_operand_p, mips_call_tls_get_addr)
5464 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5465 (mips_tls_symbol_ref_1): New functions.
5466 (mips_legitimize_address, mips_legitimize_const_move): Call
5467 mips_legitimize_tls_address.
5468 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5470 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5471 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5472 (mips_char_to_class): Document V1_REG.
5473 (HAVE_AS_TLS): Provide default.
5474 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5476 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5478 (tls_get_tp_<mode>): New instruction.
5480 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5482 * configure.ac: Update checks for target tools.
5483 * configure: Regenerated.
5485 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5487 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5489 2005-03-13 Roger Sayle <roger@eyesopen.com>
5491 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5492 more classes of DImode multiplication by constant. Allow both
5493 multiplication by small negative constants (by performing a
5494 multiplication by a positive constant and negating the result) and
5495 multiplications by large powers of two, by using a left shift.
5497 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5499 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5500 of basic blocks into work_stack.
5502 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5503 config/mips/vr.h: Update copyright.
5505 * c-decl.c (c_init_decl_processing): Remove useless calls to
5506 build_function_type.
5508 * builtins.c (fold_trunc_transparent_mathfn,
5509 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5510 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5511 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5512 fold_builtin_strcpy, fold_builtin_strncpy,
5513 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5516 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5519 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5520 variable determinant.
5522 * tree-cfg.c (group_case_labels): Remove local variable type.
5524 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5527 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5530 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5533 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5534 (*movmemqi_insn): Delete.
5535 (*movmemhi): Delete.
5537 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5539 * builtins.c (fold_builtin_classify): Take decomposed
5540 arguments of CALL_EXPR.
5541 (fold_builtin_1): Update a call to fold_builtin_classify.
5543 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5546 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5547 through into call to parser_xref_tag after parse error.
5548 (c_parser_struct_declaration): Consistently return NULL_TREE on
5551 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5553 * tree-flow-inline.h (ref_contains_array_ref): New function.
5554 (lookup_subvars_for_var): Ditto.
5555 (get_subvars_for_var): Ditto.
5556 (var_can_have_subvars): Ditto.
5558 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5559 (struct subvar): New type.
5561 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5563 * tree-optimize.c (init_tree_optimization_passes): Call
5564 pass_create_structure_vars.
5566 * tree-ssa-alias.c: Include vec.h.
5567 (init_alias_info): Don't auto-clear call clobbered on struct-field
5569 (compute_flow_insensitive_aliasing): Handle subvars.
5570 (group_aliases): Handle STRUCT_FIELD aliases.
5571 (setup_pointers_and_addressables): Ditto.
5572 Don't mark variables non-addressable if they still have
5573 addressable subvars.
5574 Also mark subvars addressable when the real variable is marked
5576 (add_pointed_to_var): Try to prune the pointed-to set by only
5577 pointing to subvars when possible.
5578 Otherwise, make sure we set addresses_needed and pt_vars to
5579 properly include subvars.
5580 (bitpos_of_field): New function.
5581 (push_fields_onto_fieldstack): Ditto.
5582 (get_or_create_used_part_for): Ditto.
5583 (create_overlap_variables_for): Ditto.
5584 (find_used_portions): Ditto.
5585 (create_structure_vars): Ditto.
5586 (pass_create_structure_vars): New structure.
5588 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5589 (get_expr_operands): Handle subvars. Also try to turn
5590 COMPONENT_REF accesses into must-defs now that we can accurately
5592 (note_addressable): Try to only mark as addressable those subvars
5593 we know a COMPONENT_REF touches.
5594 (overlap_subvar): New function.
5596 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5597 Handle subvar storing.
5598 (vect_address_analysis): Update caller of vect_object_analysis.
5600 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5602 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5603 (STMT_VINFO_SUBVARS): New macro.
5605 * common.opts: add flag_tree_salias.
5607 * opts.c (decode_options): flag_tree_salias defaults to on.
5609 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5611 * doc/tree-ssa.texi: Document structural alias analysis.
5613 2005-03-12 Steven Bosscher <stevenb@suse.de>
5615 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5616 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5617 * tree-ssa-operands.c (get_expr_operands): Likewise.
5618 (get_expr_operands): Likewise for ERROR_MARK.
5620 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5622 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5625 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5628 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5629 (mark_operand_necessary): Remove local variable ver.
5631 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5632 variable prefix_len.
5634 * value-prof.c (mod_subtract_transform): Remove local variable
5637 * builtins.c (fold_builtin_exponent): Take decomposed
5638 arguments of CALL_EXPR.
5639 (fold_builtin_1): Update a call to fold_builtin_exponent.
5641 * builtins.c (fold_builtin_logarithm): Take decomposed
5642 arguments of CALL_EXPR.
5643 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5645 * c-decl.c (c_init_decl_processing): Remove local variables
5646 ptr_ftype_void and ptr_ftype_ptr.
5648 * gimplify.c (gimplify_expr): Remove local variables r0 and
5651 * reg-stack.c (move_for_stack_reg): Remove local variable
5653 (compare_for_stack_reg): Remove local variable flags_user.
5654 (convert_regs_1): Remove local variable deleted.
5656 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5658 (combine_blocks): Remove local variables exits and new_e.
5660 * tree-inline.c (expand_call_inline): Remove local variable
5663 * tree-ssa-live.c (create_ssa_var_map,
5664 calculate_live_on_entry): Remove local variable snn.
5666 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5668 * c-lex.c (c_lex_with_flags): Add parameter to call to
5671 2005-03-11 Per Bothner <per@bothner.com>
5673 * c-tree.h (struct c_declarator): New id_loc field.
5674 * c-pragma.h (c_lex_with_flags): Take position reference.
5675 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5676 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5677 (c_lex): Pass dummy location to c_lex_with_flags.
5678 * c-parser.c (c_lex_one_token): Set c_token's location using
5679 c_lex_with_flags, instead of input_location, which might be "ahead".
5680 (c_parser_direct_declarator): Set declarator's id_loc from
5682 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5683 declarator's id_loc, rather than probably-imprecise input_location.
5684 (build_id_declarator): Initialize c_declarator's id_loc field.
5686 2005-03-11 Roger Sayle <roger@eyesopen.com>
5689 * builtins.c (expand_builtin_signbit): Force the signbit's word
5690 into an integer register to avoid SUBREGs of floating point modes.
5692 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5694 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5695 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5696 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5697 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5699 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5701 PR rtl-optimization/20306
5702 * expr.c (emit_move_complex): Set try_int false if mode is
5703 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5704 emit_block_move if try_int is true.
5706 2005-03-11 Richard Henderson <rth@redhat.com>
5709 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5710 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5713 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5715 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5716 (TARGET_FIX_VR4130): New macro.
5717 (TARGET_OPTIONS): Add -mfix-vr4130.
5718 (ISA_HAS_MACCHI): New macro.
5719 (ASM_SPEC): Add -mfix-vr4130.
5720 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5721 (override_options): Handle mips_fix_vr4130_string.
5722 (mips_avoid_hazards): Clear all_noreorder_p
5723 if we're working around VR4130 errata and the macc alternatives
5725 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5726 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5727 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5728 (MULTILIB_DEFAULTS): Remove leading "march=".
5729 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5730 if no architecture option is given.
5731 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5733 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5734 * doc/invoke.texi: Document -mfix-vr4130.
5736 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5738 * config/mips/mips.c (override_options): Only warn about -mint64
5739 deprecation if TARGET_INT64.
5741 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5743 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5744 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5745 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5746 are non-specific regarding the nonnull parameter positions.
5747 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5748 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5749 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5750 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5752 * builtins.def: Use the non-specific "nonnull" attibute lists.
5754 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5756 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5757 single_pred_edge, single_succ, single_pred): Improve comments.
5759 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5761 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5762 single_pred_edge, single_succ, single_pred): New inline functions.
5763 * bb-reorder.c (rotate_loop, find_traces_1_round,
5764 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5765 duplicate_computed_gotos): Use the single_succ/pred functions.
5766 * cfganal.c (forwarder_block_p): Ditto.
5767 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5768 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5769 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5770 merge_seq_blocks): Ditto.
5771 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5772 * cfglayout.c (fixup_reorder_chain): Ditto.
5773 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5774 canonicalize_loop_headers, verify_loop_structure): Ditto.
5775 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5776 mfb_update_loops, create_preheader, force_single_succ_latches,
5777 create_loop_notes): Ditto.
5778 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5779 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5780 commit_one_edge_insertion, purge_dead_edges,
5781 cfg_layout_can_merge_blocks_p): Ditto.
5782 * except.c (sjlj_emit_function_enter): Ditto.
5783 * flow.c (init_propagate_block_info): Ditto.
5784 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5785 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5786 insert_insn_end_bb): Ditto.
5787 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5788 find_if_case_2): Ditto.
5789 * lambda-code.c (perfect_nestify): Ditto.
5790 * lcm.c (optimize_mode_switching): Ditto.
5791 * loop-doloop.c (doloop_modify): Ditto.
5792 * loop-init.c (loop_optimizer_init): Ditto.
5793 * loop-iv.c (simplify_using_initial_values): Ditto.
5794 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5795 * loop-unswitch.c (unswitch_loop): Ditto.
5796 * modulo-sched.c (generate_prolog_epilog): Ditto.
5797 * predict.c (combine_predictions_for_insn, estimate_probability,
5798 tree_estimate_probability, last_basic_block_p,
5799 estimate_bb_frequencies): Ditto.
5800 * profile.c (branch_prob): Ditto.
5801 * regrename.c (copyprop_hardreg_forward): Ditto.
5802 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5803 * tracer.c (layout_superblocks): Ditto.
5804 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5805 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5806 cleanup_control_expr_graph, disband_implicit_edges,
5807 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5808 tree_verify_flow_info, tree_make_forwarder_block,
5809 tree_forwarder_block_p, remove_forwarder_block,
5810 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5811 * tree-if-conv.c (tree_if_conversion): Ditto.
5812 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5813 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5814 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5815 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5816 copy_loop_headers): Ditto.
5817 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5818 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5819 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5820 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5821 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5822 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5823 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5824 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5825 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5826 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5827 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5828 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5829 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5830 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5831 slpeel_add_loop_guard): Ditto.
5833 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5835 PR tree-optimization/15784
5836 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5839 * stmt.c (expand_case): Don't change index_type. Convert minval
5842 PR tree-optimization/20130
5843 * fold-const.c (fold): Fold x * -1 into -x.
5845 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5847 PR rtl-optimization/20331
5848 * rtlanal.c (modified_between_p): Check its address first for MEM.
5849 (modified_in_p): Likewise.
5851 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5853 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5855 2005-03-10 Steven Bosscher <stevenb@suse.de>
5857 * expr.c (expand_expr_real_1): If possible, use a conditional
5858 move for expanding MIN_EXPR and MAX_EXPR.
5859 Use temp for moving around rtx-en.
5861 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5864 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5867 2005-03-10 Roger Sayle <roger@eyesopen.com>
5869 * builtins.c (expand_builtin_signbit): Extend to handle floating
5870 point modes wider than the largest integer type, using the
5871 operand_subword_force function to obtain the signbit's word.
5873 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5876 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5877 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5879 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5881 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5883 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5885 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5887 (perform_edge_inserts): Unconditionally call
5888 free_dominator_info.
5890 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5892 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5894 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5896 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5898 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5900 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5902 (rtl_register_value_prof_hooks,
5903 tree_value_profile_transformations,
5904 tree_register_value_prof_hooks): Likewise.
5905 * var-tracking.c (stack_adjust_offset_pre_post,
5906 variable_htab_free, variable_union, dataflow_set_different_2,
5907 count_uses, variable_was_changed, set_frame_base_location,
5908 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5909 vt_add_function_parameters): Likewise.
5910 * varasm.c (named_section_real, named_section, make_decl_rtl,
5911 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5912 const_hash_1, compare_constant, copy_constant, force_const_mem,
5913 output_constant_pool_2, output_constant_pool_1, output_constant,
5914 output_constructor, make_decl_one_only, decl_tls_model,
5915 default_no_named_section, default_elf_select_section_1,
5916 default_unique_section_1): Likewise.
5917 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5918 * vmsdbgout.c (addr_const_to_string): Likewise.
5921 * function.c (struct assign_parm_data_one): Remove last_named
5923 (assign_parm_find_data_types): Don't determine last_named.
5924 Reorder named_parm determination.
5925 (assign_parms): Only setup varargs on the last non-varadic
5928 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5930 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5931 sda base address on medium model.
5933 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5935 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5936 * cfgloop.c (flow_loop_nodes_find): Export.
5937 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5939 * cfgloopmanip.c (fix_loop_structure): New function.
5940 * predict.c (predict_loops): Clean up the loops information.
5941 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5942 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5944 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5945 (rewrite_into_loop_closed_ssa): Declaration changed.
5946 * tree-loop-linear.c (linear_transform_loops): Add argument to
5947 rewrite_into_loop_closed_ssa call.
5948 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5949 * tree-ssa-loop-im.c (move_computations): Ditto.
5950 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5951 * tree-vectorizer.c (vectorize_loops): Ditto.
5952 * tree-optimize.c: Include cfgloop.h.
5953 (execute_todo): Choose whether to call cleanup_tree_cfg or
5954 cleanup_tree_cfg_loop.
5955 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5956 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5957 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5958 cleanup_tree_cfg_loop call.
5959 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5960 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5961 work on part of cfg.
5963 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5966 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5967 with multiple alternatives.
5969 * stmt.c (parse_output_constraint): Fix a typo.
5971 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5973 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5974 assembly directive instead of deprecated "no-generics".
5976 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5978 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5979 for non-offsettable memory references to cope with outstanding reload
5981 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5982 avoid losing outstanding address reloads.
5983 ("reload_outdi", "reload_outdf"): Likewise.
5985 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5987 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5988 code. Add more cbrt transformations.
5990 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5992 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5994 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5996 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5997 NULL_TREE when a given tree is not simplified.
5998 (fold): Return the original tree when any of the functions
5999 mentioned above NULL_TREE.
6001 * fold-const.c (fold_unary, fold_binary): Take decomposed
6002 arguments, code, type, op0, and op1 in case of fold_binary.
6003 (fold): Update calls to fold_unary and fold_binary.
6005 2005-03-09 Roger Sayle <roger@eyesopen.com>
6007 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
6008 a fndecl and an arglist instead of a CALL_EXPR, exp.
6010 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
6012 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
6014 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
6016 * expr.c (expand_assignment): Remove orig_to_rtx.
6018 * fold-const.c (int_const_binop): Remove no_overflow.
6020 * ifcvt.c (noce_emit_move_insn): Remove inmode.
6022 * loop-iv.c (get_biv_step_1): Remove lhs.
6024 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
6026 * real.c (real_nan): Remove neg.
6028 * function.c (thread_prologue_and_epilogue_insns): Remove i
6031 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
6034 * tree-eh.c (tree_could_trap_p): Remove idx.
6036 * tree-into-ssa.c (ann): Remove ann.
6038 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6040 * tree-sra.c (decide_block_copy): Remove inst_count.
6042 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6044 * tree-ssa-loop-im.c (lhs): Remove.
6046 * cfgbuild.c (state, STATE, SET_STATE,
6047 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6049 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6050 (find_basic_blocks): Set the state of each basic block to
6053 2005-03-08 Jeff Law <law@redhat.com>
6055 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6056 goto results in the removal of edges in the CFG, then we need
6057 to recompute dominators.
6059 2005-03-09 Ben Elliston <bje@au.ibm.com>
6061 * c-common.c (c_do_switch_warnings): Comment fix.
6063 2005-03-08 Julian Brown <julian@codesourcery.com>
6065 * Patch from 2005-03-08 reverted for causing regressions and
6066 ppc-darwin bootstrap failure.
6068 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6070 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6071 Define the real function for ppc-darwin.
6072 * c-typeck.c (convert_arguments): Check for target-specific
6073 invalid argument call to unprototyped function.
6074 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6076 * target.h (invalid_arg_for_unprototyped_fn): New field
6078 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6079 default target hook.
6080 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6083 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6085 * c-typeck.c (constructor_stack, constructor_range_stack,
6086 initializer_stack): Make them static.
6088 * cfg.c (rbi_pool): Make it static.
6090 * gimple-low.c (lower_stmt_body): Make it static.
6091 * tree-flow.h: Remove the corresponding prototype. Don't
6094 * sched-deps.c (cache_size): Make it static.
6096 * stor-layout.c (lang_adjust_rli): Make it static.
6098 2005-03-08 Julian Brown <julian@codesourcery.com>
6100 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6101 from being used for symbols with vague linkage when
6102 HAVE_GAS_COMDAT_GROUP is true.
6104 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6106 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6107 nlabel == JUMP_LABEL (jump).
6109 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6111 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6112 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6113 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6114 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6116 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6119 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6120 * c-common.c (handle_returns_twice): New function.
6121 (c_common_attribute_table): Declare eturns_twice' attribute.
6122 * doc/extend.texi: Document eturns_twice' attribute.
6123 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6124 (struct tree_decl): Add returns_twice_flag.
6126 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6128 * tree-ssa-phiopt.c: Fix a comment typo.
6130 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6131 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6132 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6135 2005-03-08 Richard Henderson <rth@redhat.com>
6137 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6138 builtin codes with ctzdi2, clzdi2, popcountdi2.
6139 (struct alpha_builtin_def): Add is_const.
6140 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6141 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6142 (alpha_init_builtins): Init them. Set nothrow and const attributes
6144 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6145 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6146 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6147 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6148 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6149 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6150 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6151 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6152 (TARGET_FOLD_BUILTIN): New.
6153 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6154 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6156 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6158 2005-03-08 Ira Rosen <irar@il.ibm.com>
6160 PR tree-optimization/20122
6161 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6162 condition of access function instead of base.
6164 2005-03-07 Jeff Law <law@redhat.com>
6165 Steven Bosscher <stevenb@suse.de>
6167 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6168 (find_taken_edge): Call find_taken_edge_computed_goto as
6169 appropriate. Allow any gimple invariant rather than just
6170 INTEGER_CST for VAL.
6171 (cleanup_control_flow): Cleanup a computed goto which has turned
6173 (tree_merge_blocks): If block B has any forced labels, move
6174 them to the start of block A.
6175 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6176 computed gotos as well.
6177 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6178 removal of unnecessary computed gotos too.
6179 (lookup_redirection_data): Fix type of INSERT argument. Callers
6182 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6184 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6185 Remove trailing spaces.
6187 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6188 unshare_all_trees): Make them static.
6189 * tree-gimple.h: Remove the corresponding prototypes.
6191 * diagnostic.h: Remove unused prototype
6192 debug_output_buffer.
6193 * modulo-sched.c: Remove unused prototype
6194 set_row_column_for_ps.
6196 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6197 replace_phi_edge_with_variable): Remove unused variable i.
6199 2005-03-07 Per Bothner <per@bothner.com>
6201 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6203 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6206 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6207 bbs on the COND_EXPR instead of the PHI_NODEs.
6208 (candidate_bb_for_phi_optimization): Remove.
6209 (replace_phi_with_stmt): Rename to ...
6210 (replace_phi_edge_with_variable): this and change so that we
6211 replace the phi argument instead of removing the PHI.
6212 (conditional_replacement): Change so we deal with PHI with more
6214 (value_replacement): Likewise.
6215 (abs_replacement): Likewise.
6217 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6219 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6220 output_e500_flip_gt_bit.
6222 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6224 (rs6000_generate_compare): Fix logic to look at the correct bits.
6225 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6227 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6228 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6229 gen_move_from_CR_gt_bit.
6231 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6232 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6233 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6235 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6236 (E500_CR_IOR_COMPARE): New constant.
6238 2005-03-08 Earl Chew <earl_chew@agilent.com>
6239 David Billinghurst <David.Billinghurst@riotinto.com>
6241 * config/i386/host-cygwin.c: New file to support precompiled
6243 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6244 * config.host: Use above files for cygwin host.
6246 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6248 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6249 ordering ops from earlier change.
6251 2005-03-07 Per Bothner <per@bothner.com>
6253 Various fixes to allow us to again build if --enable-mapped-location:
6254 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6255 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6256 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6257 local variable loc. Change logic appropriately.
6258 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6259 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6260 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6261 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6262 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6264 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6266 PR rtl-optimization/19683
6267 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6268 number of bytes, to smallest_int_for_mode. Fix arguments to
6269 REG_CANNOT_CHANGE_MODE_P.
6271 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6273 * reorg.c (relax_delay_slots): Check that the jump is
6274 conditional before trying to invert it.
6276 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6278 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6281 * calls (stack_arg_under_construction): Make it static.
6283 * flow.c (regs_live_at_setjmp): Make it static.
6284 * flow.h: Remove the corresponding prototype.
6286 * reload1.c (reload_startobj, reload_firstobj,
6287 something_needs_operands_changed, reload_inherited,
6288 reload_inheritance_insn, reload_override_in,
6289 reload_spill_index): Make them static.
6291 * recog.c (verify_changes): Make it static.
6292 * recog.h: Remove the corresponding prototype.
6294 * cfgbuild.c (find_sub_basic_blocks): Remove.
6295 * basic-block.h: Remove the corresponding prototype.
6296 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6298 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6300 * tree-ssa-operands.c (check_build_stmt): Remove.
6302 * stor-layout.c (set_alignment): Remove.
6303 * tree.h: Remove the corresponding prototype.
6305 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6307 * tree-ssa-dce.c (control_dependence_map,
6308 visited_control_parents): Make them static.
6310 * cfghooks.c (verify_flow_info): Remove local variable
6313 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6316 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6318 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6320 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6322 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6324 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6325 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6326 PARALLEL for an empty structure.
6328 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6330 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6332 * fold-const.c (fold_binary): Unroll the very first "for"
6335 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6337 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6338 redundant match_code test.
6339 (scc_comparison_operator): Swap match_operand and match_code
6341 (branch_positive_comparison_operator): Same.
6342 (trap_comparison_operator): Use comparison_operator and swap with
6345 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6348 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6349 (out_movhi_r_mr): Read low byte of volatile MEM first.
6350 (out_movhi_mr_r): Write high byte of volatile MEM first.
6352 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6354 * cselib.c (reg_values, reg_values_size): Make them static.
6356 * cse.c (cse_reg_info_table): Make it static.
6358 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6360 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6362 * cse.c (find_best_addr): Use canon_for_address.
6364 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6366 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6367 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6368 SUBREG and MEM, respectively.
6370 * fold-const.c (fold_binary): Use code instead of t.
6372 * fold-const.c (optimize_minmax_comparison): Take decomposed
6373 arguments code, type, op0, and op1 instead of t.
6374 (fold_binary): Update a call to optimize_minmax_comparison.
6376 * fold-const.c (fold_range_test): Take decomposed arguments
6377 code, type, op0, and op1 instead of t.
6378 (fold_binary): Update a call to fold_range_test.
6380 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6381 decomposed arguments code, type, op0, and op1 instead of t.
6382 (fold_binary): Update a call to fold_range_test.
6384 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6386 * fold-const.c (fold_binary): Avoid directly using the original
6387 expression t as much as possible.
6389 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6391 * c-semantics.c (build_stmt): Use TYPE_P instead of
6392 IS_NON_TYPE_CODE_CLASS.
6393 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6394 (NON_TYPE_CHECK): Use TYPE_P instead of
6395 IS_NON_TYPE_CODE_CLASS.
6397 * fold-const.c (fold): Remove handling of binary expressions.
6399 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6401 * doc/c-tree.texi: Wrap comments in @r{}.
6402 * doc/cpp.texi: Likewise.
6403 * doc/cppinternals.texi: Likewise.
6404 * doc/extend.texi: Likewise.
6405 * doc/md.texi: Likewise.
6406 * doc/objc.texi: Likewise.
6407 * doc/sourcebuild.texi: Likewise.
6408 * doc/tm.texi: Likewise.
6411 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6413 * predict.c (apply_return_prediction): Standardize PHI chain
6415 * tree-ssa.c (ssa_redirect_edge): Likewise.
6417 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6418 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6421 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6422 * tree-flow.h: Adjust the prototype for remove_phi_node.
6423 * lambda-code.c (perfect_nestify): Adjust a call to
6426 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6427 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6429 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6430 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6431 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6432 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6434 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6435 of GEN_INT (trunc_int_for_mode (...)).
6436 * loop-iv.c (iv_number_of_iterations): Likewise.
6437 * postreload.c (reload_cse_move2add): Likewise.
6438 * simplify-rtx.c (simplify_const_unary_operation,
6439 simplify_const_binary_operation): Likewise.
6440 * stor-layout.c (get_mode_bounds): Likewise.
6442 * fold-const.c (fold_binary): New.
6443 (fold): Call fold_binary on binary expressions.
6445 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6447 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6448 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6449 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6450 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6451 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6453 2005-03-04 Devang Patel <dpatel@apple.com>
6455 PR tree-optimization/18815
6456 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6457 loops with zero exit edges.
6459 2005-03-04 Devang Patel <dpatel@apple.com>
6461 * doc/invoke.texi: Remove reference to webpage that does not exist.
6463 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6464 Joseph S. Myers <joseph@codesourcery.com>
6467 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6468 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6469 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6470 * pa.c (get_plabel): Change argument to symbol_ref. Call
6471 maybe_get_identifier instead of get_identifier.
6472 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6473 (struct deferred_plabel): Replace name field with symbol field.
6474 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6475 ASM_OUTPUT_EXTERNAL_REAL is defined.
6476 (output_global_address): Use output_addr_const for output of all
6478 (output_deferred_plabels): Use symbol_ref instead of name for address
6480 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6481 ASM_OUTPUT_SYMBOL_REF): New macros.
6482 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6484 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6487 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6489 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6490 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6492 2005-03-04 Jeff Law <law@redhat.com>
6494 * basic-block.h (rediscover_loops_after_threading): Declare.
6495 * tree-ssa-dom.c: Include cfgloop.h.
6496 (tree_ssa_dominator_optimize): Discover loops and some basic
6497 properties. Remove forwarder blocks recreated by loop header
6498 canonicalization. Also mark backedges in the CFG.
6499 * tree-ssa-threadupdate.c: Include cfgloop.h
6500 (rediscover_loops_after_threading): Define.
6501 (struct local_info): New field, JUMP_THREADED.
6502 (prune_undesirable_thread_requests): New function.
6503 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6504 then record that fact for the callers of redirct_edges.
6505 (thread_block): If BB has incoming backedges, then call
6506 prune_undesirable_thraed_requests. Note when we are
6507 going to have to rediscover loop information. Return a
6508 boolean indicating if any jumps were threaded.
6509 (thread_through_all_blocks): Bubble up boolean indicating
6510 if any jumps were threaded.
6511 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6512 (tree-ssa-threadupdate.o): Similarly.
6514 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6516 * fold-const.c (fold_ternary): Unroll the "for" loop to
6519 2005-03-04 Andrew Haley <aph@redhat.com>
6521 * unwind-dw2-fde-glibc.c (struct
6522 unw_eh_callback_data.check_cache): New field.
6523 (frame_hdr_cache): New.
6524 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6525 Cache frame header info.
6527 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6529 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6530 (print_c_condition): Declare.
6531 * read-rtl.c (ptr_loc): New structure.
6532 (ptr_locs, ptr_loc_obstack, joined_conditions)
6533 (joined_conditions_obstack): New variables.
6534 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6535 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6536 (join_c_conditions, print_c_condition): New functions.
6537 (apply_macro_to_string): Associate the new string with the same
6538 source location as the old one.
6539 (add_condition_to_string): Use join_c_conditions.
6540 (read_string): Use set_rtx_ptr_loc to record a filename and line
6541 number for the string.
6542 (read_rtx): Initialize the new variables above.
6543 * genattrtab.c (write_test_expr, write_attr_value): Use
6545 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6546 comment above the GCC_VERSION check.
6547 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6548 Inline the definition of MAYBE_EVAL.
6549 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6550 * genoutput.c (process_template): Likewise.
6551 * genpreds.c (write_predicate_subfunction): Likewise.
6552 (write_predicate_expr): Use print_c_condition.
6553 * genrecog.c (write_cond): Likewise.
6554 * gensupport.c (process_rtx): Use join_c_conditions to join the
6555 conditions of a define_insn_and_split. Record a source location
6556 for the string after the "&&".
6557 (alter_test_for_insn): Use join_c_conditions.
6559 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6562 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6563 PR tree-optimization/15784
6564 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6567 2005-03-04 Ben Elliston <bje@au.ibm.com>
6569 * gcc.c (option_map): Add --coverage.
6570 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6571 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6572 * config/darwin.h: Pass -lgcov for `coverage'.
6573 * doc/invoke.texi (Debugging Options): Document --coverage.
6575 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6577 * gcse.c (bypass_block): Use find_edge wherever possible.
6579 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6583 * c-opts.c (c_common_parse_file): Call start_source_file
6584 and end_source_file at the approriate times.
6586 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6587 the main file, it will be done for us now.
6589 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6591 * fold-const.c (fold_ternary): New.
6592 (fold): Call fold_ternary on ternary expressions. Remove
6593 handling of ternary expressions.
6595 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6597 PR tree-optimization/15784
6598 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6601 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6603 * config/rs6000/predicates.md (branch_comparison_operator):
6604 Convert from C block to conditional format.
6606 2005-03-03 Jan Hubicka <jh@suse.cz>
6608 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6609 and non-constant public variables.
6611 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6613 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6616 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6619 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6620 calls to release_ssa_name and release_phi_node.
6622 * fold-const.c (fold): Remove handling of unary expressions.
6624 * fold-const.c (fold_unary): Avoid directly using the original
6625 expression t as much as possible.
6627 2005-03-03 Roger Sayle <roger@eyesopen.com>
6628 Andrew Pinski <pinskia@physics.uc.edu>
6630 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6631 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6633 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6635 Describe special registers SRP and MOF as allocatable registers.
6636 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6637 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6638 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6639 TARGET_HAS_MUL_INSNS.
6640 (cris_print_operand) <case 'd'>: New case.
6641 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6642 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6644 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6645 (REG_ALLOC_ORDER): Update for MOF.
6646 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6648 (GENERAL_REGS): No longer a define of ALL_REGS.
6649 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6650 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6652 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6653 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6654 (SECONDARY_RELOAD_CLASS): Define.
6655 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6656 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6657 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6658 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6659 (REGISTER_MOVE_COST): Define.
6660 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6661 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6662 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6663 (CRIS_MOF_REGNUM): New define_constants.
6664 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6666 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6668 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6669 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6670 Adjust for MOF being properly described as a register.
6671 (indir_to_reg_split): Name this split. Conditionalize on the
6672 destination register being a general register.
6673 (movei): Conditionalize on on operands 0 and 1 having the same
6676 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6679 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6680 -mcpu to override any other explicitly given flags.
6682 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6684 * recog.c (verify_changes, confirm_change_group): New functions,
6685 broken out of apply_change_group.
6686 (apply_change_group): Use them.
6687 * recog.h (verify_change, confirm_change_group): Declare.
6688 * rtl.h (redirect_jump_2): Declare.
6689 * jump.c (redirect_exp, invert_exp): Delete.
6690 (invert_exp_1): Take second parameter. Return value. Changed caller.
6691 (redirect_jump_2): New function, broken out of redirect_jump.
6692 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6693 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6694 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6696 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6698 * varasm.c (named_section): Use xstrdup rather than doing it by
6701 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6703 2005-03-02 Devang Patel <dpatel@apple.com>
6705 Undo PR tree-optimization/18815 fix.
6707 2005-03-02 Devang Patel <dpatel@apple.com>
6709 PR tree-optimization/18815
6710 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6711 loops with zero exit edges.
6713 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6715 * cfg.c (connect_src, connect_dest, disconnect_src,
6716 disconnct_dest): New.
6717 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6718 redirect_edge_pred): Use the new functions.
6720 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6721 free_dominance_info only when needed.
6723 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6726 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6727 (reg_or_sub_cint64_operand): Same.
6729 2005-03-02 Jeff Law <law@redhat.com>
6731 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6732 CFG_ALTERED in the main DOM iteration loop.
6734 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6737 * varasm.c (initializer_constant_valid_p): Allow conversions
6738 between OFFSET_TYPEs. Tidy.
6740 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6742 * config/cris/cris.md ("return"): Remove epilogue delay list
6745 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6747 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6749 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6751 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6753 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6754 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6755 config/m68k/m68k.c, config/mips/mips.h,
6756 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6757 doc/include/gcc-common.texi: Update copyright.
6759 PR middle-end/18029 and PR middle-end/18030
6760 * expr.c (optimize_bitfield_assignment_op): Add a special case
6761 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6763 * fold-const.c (fold_unary): New.
6764 (fold): Call fold_unary on unary expressions.
6766 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6768 * cgraph.h (struct cgraph_edge): Add prev_caller and
6770 (cgraph_node_remove_callees): Export.
6771 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6773 (cgraph_edge_remove_callee): New function.
6774 (cgraph_edge_remove_caller): Likewise.
6775 (cgraph_remove_edge): Use.
6776 (cgraph_redirect_edge_callee): Likewise.
6777 (cgraph_node_remove_callees): New function.
6778 (cgraph_node_remove_callers): Likewise.
6779 (cgraph_remove_node): Use.
6780 * tree-optimize.c (tree_rest_of_compilation): Use
6781 cgraph_node_remove_callees instead of manual loop.
6782 * cgraphunit.c (cgraph_finalize_function): Likewise.
6783 (cgraph_expand_function): Likewise.
6784 (cgraph_remove_unreachable_nodes): Likewise.
6786 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6789 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6791 * c-decl.c (undeclared_variable): Take location as argument.
6792 * c-typeck.c (build_external_ref): Likewise.
6793 * c-parser.c (c_parser_postfix_expression): Pass location of
6794 identifier to build_external_ref.
6796 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6798 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6799 CCEQ mode for branch_positive_comparison_operator test.
6800 * config/rs6000/predicates (branch_comparison_operator): Revert to
6802 (scc_comparison_operator): Same.
6803 (branch_positive_comparison_operator): Same.
6805 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6807 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6808 (cris_delay_slots_for_epilogue): Remove.
6809 (save_last): Move into cris_target_asm_function_epilogue.
6810 (cris_target_asm_function_epilogue): Remove tests for file being
6812 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6813 (cris_delay_slots_for_epilogue): Remove prototypes.
6814 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6815 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6817 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6819 * config/rs6000/predicates.md (branch_comparison_operator): Change
6820 to define_special_predicate.
6821 (scc_comparison_operator): Same.
6822 (branch_positive_comparison_operator): Same.
6824 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6826 * Makefile.in (tree-ssa-sink.o): New.
6827 (OBJS-common): Add tree-ssa-sink.o.
6828 * common.opt: Add -ftree-sink
6829 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6830 * timevar.def (TV_TREE_SINK): new timevar.
6831 * tree-flow.h (is_hidden_global_store): Prototype.
6832 * tree-optimize.c (init_tree_optimization_passes): Add
6834 * tree-pass.h (pass_sink_code): New.
6835 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6836 for non-obvious global store store to is_hidden_global_store, and
6837 call that new function.
6838 * tree-ssa-sink.c: New file.
6839 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6840 * doc/passes.texi: Document forward store motion.
6841 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6842 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6843 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6844 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6846 2005-03-01 Per Bothner <per@bothner.com>
6848 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6849 and we have a non-zero column-number, add it to the message.
6850 Also factor out the diagnostic_kind_text.
6852 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6854 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6855 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6856 flow_loop_scan): Removed.
6857 (flow_loop_dump): Do not dump removed fields.
6858 (flow_loop_free): Do not free removed fields.
6859 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6860 (loop_exit_edge_p): New function.
6861 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6862 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6863 num_exits, exits_doms.
6864 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6865 LOOP_EDGES, LOOP_ALL): Removed.
6866 (flow_loop_scan): Declaration removed.
6867 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6868 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6870 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6871 (if_convert): Call flow_loops_find and flow_loops_free
6872 when calling mark_loop_exit_edges.
6873 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6874 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6875 free_dominance_info calls.
6876 * loop-init.c (flow_loops_find): Ditto.
6877 * passes.c (rest_of_handle_branch_prob): Ditto.
6878 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6879 * loop-unroll.c (analyze_insns_in_loop): Do not use
6881 * predict.c (predict_loops): Do not call flow_loop_scan.
6882 Use get_loop_exit_edges.
6883 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6884 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6885 Do not use EDGE_LOOP_EXIT.
6886 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6887 to bb_with_exit_edge_p.
6888 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6889 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6890 to bb_with_exit_edge_p.
6891 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6893 * tree-loop-linear.c (linear_transform_loops): Do not call
6894 flow_loop_scan. Use loop->single_exit.
6895 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6896 (vect_analyze_loop_form): Do not call flow_loop_scan.
6897 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6899 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6901 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6902 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6903 slpeel_tree_duplicate_loop_to_edge_cfg,
6904 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6905 Use loop_preheader_edge and loop->single_exit. Do not call
6908 2005-03-01 Nick Clifton <nickc@redhat.com>
6910 * config/arm/arm.c (thumb_find_work_register): Check all of the
6911 argument registers to see if they are free, and a couple of
6912 special cases where the last argument register but can be proved
6913 to be available during the function's prologue.
6914 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6915 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6916 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6918 (thumb_compute_save_reg_mask): Likewise. Also use
6919 thumb_find_work_register() to ensure that there is agreement about
6920 which work register is going to be used in the prologue.
6921 (thumb_output_function_prologue): Use unsigned long as the type
6922 for the register bit-mask. Also delay pushing the link register if
6923 other high registers are going to be pushed.
6924 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6925 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6926 redundant prototypes.
6928 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6931 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6932 and after reload in REG+REG indexed addresses without REG_POINTER
6933 set in the base and not set in the index.
6935 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6937 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6938 Don't undefine here.
6939 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6940 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6941 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6942 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6943 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6945 * config.gcc (sh*-*-linux*): Use config/linux.h.
6947 2005-02-28 Dale Johannesen <dalej@apple.com>
6948 Stan Shebs <shebs@apple.com>
6950 Rewrite of 64-bit Darwin structure-by-value pass/return.
6951 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6952 intoffset, use_stack, named.
6953 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6954 (rs6000_darwin64_record_arg_advance_flush): New.
6955 (rs6000_darwin64_record_arg_advance_recurse): New.
6956 (rs6000_darwin64_record_arg_flush): New.
6957 (rs6000_darwin64_record_arg_recurse): New.
6958 (rs6000_darwin64_record_arg): New.
6959 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6960 (function_arg_boundary): Handle 128-bit aligned structs.
6961 (function_arg_advance): Rewrite darwin64 struct handling.
6962 (function_arg): Call rs6000_darwin64_record_arg.
6963 (function_arg_partial_nregs): Handle darwin64 structs.
6964 (rs6000_darwin64_function_value): Remove.
6965 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6967 2005-02-28 Roger Sayle <roger@eyesopen.com>
6969 PR tree-optimization/20216
6970 * tree-chrec.c (tree_fold_factorial): Delete.
6971 (tree_fold_binomial): Change argument list to take a return type
6972 and change the type of K to unsigned int. Rewrite to avoid explicit
6973 evaluation of factorials, and (recursively) calling fold to perform
6974 compile-time arithmetic. Return NULL on (internal) overflow.
6975 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6976 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6977 if any intermediate calculation overflows.
6978 (chrec_apply): Update call to chrec_evaluate.
6980 2005-02-28 James E Wilson <wilson@specifixinc.com>
6982 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6984 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6987 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6988 instead of NULL_TREE on error.
6990 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6992 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6993 (EASY_VECTOR_15_ADD_SELF): Remove.
6994 (num_insns_constant_wide): Not static.
6995 (validate_condition_mode): Not static.
6996 (toc_relative_expr_p): Not static.
6997 (legitimate_indirect_address_p): Not static.
6998 (macho_lo_sum_memory_operand): Not static.
6999 (invalid_e500_subreg): Not static.
7000 (easy_vector_same): Not static.
7001 (easy_vector_splat_const): Not static.
7002 (RS6000_SYMBOL_REF_TLS_P): Remove.
7003 (any_operand): Delete.
7004 (any_parallel_operand): Delete.
7005 (count_register_operand): Delete.
7006 (altivec_register_operand): Delete.
7007 (xer_operand): Delete.
7008 (s8bit_cint_operand): Delete.
7009 (short_cint_operand): Delete.
7010 (u_short_cint_operand): Delete.
7011 (non_short_cint_operand): Delete.
7012 (exact_log2_cint_operand): Delete.
7013 (gpc_reg_operand): Delete.
7014 (cc_reg_operand): Delete.
7015 (cc_reg_not_cr0_operand): Delete.
7016 (reg_or_short_operand): Delete.
7017 (reg_or_neg_short_operand): Delete.
7018 (reg_or_aligned_short_operand): Delete.
7019 (reg_or_u_short_operand): Delete.
7020 (reg_or_cint_operand): Delete.
7021 (reg_or_arith_cint_operand): Delete.
7022 (reg_or_add_cint64_operand): Delete.
7023 (reg_or_sub_cint64_operand): Delete.
7024 (reg_or_logical_cint_operand): Delete.
7025 (got_operand): Delete.
7026 (got_no_const_operand): Delete.
7027 (easy_fp_constant): Delete.
7028 (easy_vector_constant): Delete.
7029 (easy_vector_constant_add_self): Delete.
7030 (zero_constant): Delete.
7031 (zero_fp_constant): Delete.
7032 (volatile_mem_operand): Delete.
7033 (offsettable_mem_operand): Delete.
7034 (mem_or_easy_const_operand): Delete.
7035 (add_operand): Delete.
7036 (non_add_cint_operand): Delete.
7037 (logical_operand): Delete.
7038 (non_logical_cint_operand): Delete.
7039 (mask_operand): Delete.
7040 (mask_operand_wrap): Delete.
7041 (mask64_operand): Delete.
7042 (mask64_2_operand): Delete.
7043 (and64_operand): Delete.
7044 (and64_2_operand): Delete.
7045 (and_operand): Delete.
7046 (reg_or_mem_operand): Delete.
7047 (lwa_operand): Delete.
7048 (symbol_ref_operand): Delete.
7049 (call_operand): Delete.
7050 (current_file_function_operand): Delete.
7051 (input_operand): Delete.
7052 (rs6000_nonimmediate_operand): Delete.
7053 (rs6000_tls_symbol_ref): Delete.
7054 (save_world_operation): Delete.
7055 (restore_world_operation): Delete.
7056 (load_multiple_operation): Delete.
7057 (store_multiple_operation): Delete.
7058 (vrsave_operation): Delete.
7059 (mfcr_operation): Delete.
7060 (mtcrf_operation): Delete.
7061 (lmw_operation): Delete.
7062 (stmw_operation): Delete.
7063 (branch_comparison_operator): Delete.
7064 (branch_positive_comparison_operator): Delete.
7065 (scc_comparison_operator): Delete.
7066 (trap_comparison_operator): Delete.
7067 (boolean_operator): Delete.
7068 (boolean_or_operator): Delete.
7069 (min_max_operator): Delete.
7070 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7071 (EASY_VECTOR_15): Moved to here.
7072 (EASY_VECTOR_15_ADD_SELF): Move to here.
7073 (PREDICATE_CODES): Delete.
7074 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7075 Declare functions no longer static.
7076 * config/rs6000/predicates.md: New.
7077 * config/rs6000/rs6000.md: Include predicates.md
7079 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7081 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7082 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7084 * cfgrtl.c (need_fake_edge_p): Likewise.
7085 * combine.c (distribute_notes): Likewise.
7086 * emit-rtl.c (try_split): Likewise.
7087 * recog.c (peephole2_opimize): Likewise.
7088 * reg-notes.def (ALWAYS_RETURN): Remove.
7089 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7090 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7091 * tree.h (ECF_ALWAYS_RETURN): Remove.
7093 2005-02-28 Roger Sayle <roger@eyesopen.com>
7096 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7097 between different machine modes is never a "useless" conversion.
7099 2005-02-28 Geert Bosch <bosch@gnat.com>
7102 * doc/contrib.texi: List contributors for Ada front end
7104 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7106 * simplify-rtx.c (simplify_unary_operation_1,
7107 simplify_const_unary_operation): New, extracted from...
7108 (simplify_unary_operation): ... this one.
7109 (simplify_binary_operation_1,
7110 simplify_const_binary_operation): New, extracted from...
7111 (simplify_binary_operation): ... this one.
7112 * rtl.h (simplify_const_unary_operation,
7113 simplify_const_binary_operation): Add prototypes.
7115 2005-02-28 Julian Brown <julian@codesourcery.com>
7117 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7118 building libjava and caused PR regression/20228.
7120 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7123 * Makefile.in (host_subdir): New.
7124 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7125 * configure: Regenerate.
7127 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7129 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7130 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7131 installation directory first.
7133 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7136 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7137 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7138 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7139 * config/cris/cris.md: Tweak comments referring to Q.
7140 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7141 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7142 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7143 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7144 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7145 Insert spaces in constraints to align alternatives vertically for
7147 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7150 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7152 PR rtl-optimization/17728
7153 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7154 operand 0 from general_operand to move_dest_operand.
7156 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7158 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7159 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7160 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7161 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7163 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7165 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7166 * configure: Regenerate.
7167 * libada-mk.in: Remove CC; rename
7168 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7170 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7173 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7174 for the lhs, also walk over the tree. Likewise for rhs.
7176 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7178 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7179 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7180 Do not propagate value of iv before increment over the increment.
7182 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7184 * c-parser.c: New file.
7185 * c-parse.in: Remove.
7186 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7188 (c-parser.o): Add dependencies.
7189 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7190 maintainer-clean, TAGS): Update.
7191 * c-config-lang.in (gtfiles): Update.
7192 * gengtype-lex.l: Don't handle "@@".
7193 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7194 objc_build_synchronized, objc_begin_try_stmt,
7195 objc_begin_catch_clause, objc_finish_catch_clause,
7196 objc_build_finally_clause, objc_finish_try_stmt): New.
7197 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7199 (c_parse_init): Update comment.
7200 * c-decl.c (c_init_decl_processing): Update comment.
7201 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7202 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7203 new c_declspecs members.
7205 2005-02-25 Julian Brown <julian@codesourcery.com>
7207 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7208 from being used for symbols with vague linkage when
7209 HAVE_GAS_COMDAT_GROUP is true.
7211 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7213 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7215 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7218 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7219 (LIBGCC2_HAS_DF_MODE): New.
7220 (LIBGCC2_HAS_XF_MODE): New.
7221 (LIBGCC2_HAS_TF_MODE): New.
7222 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7223 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7224 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7225 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7226 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7227 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7228 and add _fixtfdi, _fixunstfdi, _floatditf
7229 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7230 L_fixunstfdi, L_floatditf.
7231 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7232 (LIBGCC2_HAS_TF_MODE): Define.
7234 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7236 PR tree-optimization/20204
7237 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7238 REWRITE_THIS_STMT markers on PHI nodes.
7239 (rewrite_initialize_block): Likewise.
7241 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7243 * version.c (version_string): Update to 4.1.
7245 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7247 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7248 Clarify that the alternative way doesn't work in GNU C++.
7250 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7252 PR tree-optimization/19937
7253 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7254 to the type of the induction variable.
7256 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7258 PR rtl-optimization/20117
7259 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7260 the block including noncopyable insn.
7262 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7264 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7265 calls to find_reg_note.
7267 2005-02-24 Richard Henderson <rth@redhat.com>
7270 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7273 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7275 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7276 vector types if to use base reg for misaligned non-word ld/std.
7278 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7281 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7282 dwarf2 label manually and put it after, not before the prologue.
7284 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7287 * reload.c (operands_match_p): Only increment register number for
7288 SCALAR_INT_MODE_P modes in multiple hard registers.
7290 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7293 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7295 * ChangeLog.5: Fix log message typo(s).
7296 * ChangeLog.7: Likewise.
7297 * ChangeLog.tree-ssa: Likewise.
7298 * cfgexpand.c: Fix comment typo(s).
7299 * conflict.c: Likewise.
7300 * defaults.h: Likewise.
7301 * dwarf2out.c: Likewise.
7303 * ggc-page.c: Likewise.
7304 * tree-eh.c: Likewise.
7305 * tree-ssa-dom.c: Likewise.
7307 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7310 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7311 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7312 if SHARED is defined.
7315 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7316 allow splitting only if operands 0 and 3 don't overlap.
7318 2005-02-24 Richard Henderson <rth@redhat.com>
7321 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7322 (fold_builtin_1): Call them.
7323 * fold-const.c (fold_complex_mult_parts): Split out from ...
7324 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7325 (fold_complex_div_parts, fold_complex_div): New.
7327 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7329 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7331 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7332 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7334 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7335 (print_node): Likewise.
7336 Print TYPE_SIZES_GIMPLIFIED.
7338 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7340 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7341 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7342 operands as commutative in constraints.
7344 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7346 * tree-into-ssa.c: Re-organize internal functions.
7348 2005-02-24 Richard Henderson <rth@redhat.com>
7351 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7353 * common.opt (fcx-limited-range): New.
7354 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7355 * toplev.c (flag_complex_method): Initialize to 1.
7356 (process_options): Set flag_complex_method to 0 if
7357 flag_cx_limited_range.
7358 * doc/invoke.texi (-fcx-limited-range): New.
7360 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7362 * cse.c (delete_trivially_dead_insns): Speed up by using
7363 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7366 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7368 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7369 functions when -mid-shared-library is being used.
7371 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7373 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7374 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7375 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7376 * system.h: Poison LINK_LIBGCC_SPECIAL.
7378 2005-02-23 James E Wilson <wilson@specifixinc.com>
7380 * gengtype.c (note_insn_name): Make 1 element larger.
7382 2005-02-23 Roger Sayle <roger@eyesopen.com>
7385 PR rtl-optimization/20097
7386 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7387 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7389 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7391 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7392 * t-aix52 (SHLIB_INSTALL): Same.
7394 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7396 * genpreds.c: Update copyright.
7398 2005-02-23 Michael Beach <michaelb@ieee.org>
7401 * config/sparc/t-elf (startup files): Assemble with CPP.
7403 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7405 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7406 (write_predicate_expr): Likewise.
7408 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7410 PR tree-optimization/20100
7411 PR tree-optimization/20115
7412 * tree-optimize.c (init_tree_optimization_passes): Remove
7413 pass_maybe_create_global_var.
7414 * tree-pass.h (pass_maybe_create_global_var): Remove.
7415 * tree-ssa-alias.c (aliases_computed_p): Declare.
7416 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7417 (count_calls_and_maybe_create_global_var): Remove.
7418 (pass_maybe_create_global_var): Remove.
7419 (init_alias_info): Do not declare aliases_computed_p.
7420 (maybe_create_global_var): If the function contains no
7421 call-clobbered variables and a mix of pure/const and regular
7422 function calls, create .GLOBAL_VAR.
7423 Mark all call-clobbered variables for renaming.
7424 (merge_pointed_to_info): Update comment.
7425 (add_pointed_to_var): Likewise.
7426 (is_escape_site): Likewise.
7427 Accept struct alias_info * instead of size_t *.
7429 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7431 * tree-ssa-operands.c (get_call_expr_operands): If
7432 ALIASES_COMPUTED_P is false, do not add call-clobbering
7434 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7435 (delete_tree_ssa): Likewise.
7437 2005-02-22 James E Wilson <wilson@specifixinc.com>
7439 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7440 (do_compile): Do call it here.
7442 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7444 PR rtl-optimization/20017.
7445 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7446 rest_of_handle_cse2, rest_of_handle_gcse): Call
7447 delete_dead_jumptables immediately before calling cleanup_cfg.
7449 2005-02-22 Devang Patel <dpatel@apple.com>
7452 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7455 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7457 * config/rs6000/aix.h (WINT_TYPE): Define.
7459 2005-02-22 Stan Shebs <shebs@apple.com>
7461 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7462 natural alignment for 64-bit Darwin.
7463 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7465 * doc/invoke.texi: Document this.
7467 2005-02-22 DJ Delorie <dj@redhat.com>
7469 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7470 to make_[un]signed_type, not the mode itself.
7472 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7474 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7475 not available. Use tail calls wherever possible.
7476 (make_edge): Call unchecked_make_edge to create an edge.
7478 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7479 (coalesce_ssa_name): Don't check for
7480 SSANORM_USE_COALESCE_LIST.
7481 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7483 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7485 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7486 (rewrite_into_ssa): ... here.
7488 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7490 PR tree-optimization/19786
7491 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7492 tag to another's may-alias bitmap when adding to the other's list.
7494 2005-02-21 DJ Delorie <dj@redhat.com>
7496 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7497 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7498 registers in unsupported ways.
7499 * expmed.c (init_expmed): Likewise.
7501 2005-02-21 Stan Cox <scox@redhat.com>
7503 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7505 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7507 * tree-cfg.c (fold_cond_expr_cond): New.
7508 (make_edges): Call fold_cond_expr_cond.
7509 (find_taken_edge): Accept nothing but INTEGER_CST.
7510 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7512 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7514 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7515 that do not belong to any basic block.
7517 2005-02-21 Jeff Law <law@redhat.com>
7519 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7522 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7524 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7525 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7526 Adjust their definitions.
7527 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7528 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7530 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7531 genautomata.c, langhooks.c, langhooks.h, system.h,
7532 config/arm/lib1funcs.asm: Update copyright.
7534 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7536 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7538 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7541 * doc/install.texi: Document --with-gc.
7543 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7545 * simplify-rtx.c (simplify_unary_operation): Add a missing
7548 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7550 PR tree-optimization/18663
7551 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7552 if the type has variable bounds.
7554 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7556 * gcse.c: Remove an obsolete comment.
7558 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7560 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7562 * doc/extend.texi (Function Attributes) <Attribute const>: The
7563 attribute "pure" is below this text, not above.
7565 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7567 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7568 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7569 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7571 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7574 * langhooks.h (struct lang_hooks): Add to_target_charset.
7575 * langhooks.c (lhd_to_target_charset): New function.
7576 * langhooks-def.h: Declare lhd_to_target_charset.
7577 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7578 (LANG_HOOKS_INITIALIZER): Update.
7579 * c-common.c (c_common_to_target_charset): New function.
7580 * c-common.h: Declare it.
7581 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7582 c_common_to_target_charset.
7584 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7585 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7587 * system.h: Poison them.
7588 * doc/tm.texi: Don't discuss them.
7589 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7590 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7591 (pp_c_char): Do not attempt to generate letter escapes for
7593 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7594 * config/mips/mips.c (mips_output_ascii): Likewise.
7596 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7598 PR tree-optimization/19951
7599 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7602 2005-02-19 Steven Bosscher <stevenb@suse.de>
7605 * function.h (struct function): New field `max_loop_depth'.
7606 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7607 (flow_loops_find): Reset the max loop depth count before finding loops.
7608 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7609 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7610 (calculate_global_regs_live): Make sure the loop will terminate
7611 when the initial sets are not empty.
7613 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7615 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7617 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7619 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7622 * doc/invoke.texi: Remove documentation of %M spec.
7624 (init_spec): Remove %M suffix from -lgcc_s.
7625 (do_spec_1): Remove 'M' case.
7626 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7627 to put shared libraries in the multilib directory. Remove the
7628 shlib_so_soname substitution variable. Don't add a multilib encoding
7629 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7630 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7631 SHLIB_INSTALL as well as SHLIB_LINK.
7632 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7633 (SHLIB_NAME): Delete.
7634 (SHLIB_DIR): New macro.
7635 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7636 (SHLIB_INSTALL): Adjust accordingly.
7637 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7638 * config/t-slibgcc-sld: Likewise.
7639 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7640 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7641 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7643 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7644 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7645 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7646 Use @shlib_base_name@ instead of @shlib_so_name@.
7647 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7648 and @shlib_base_name@.so in @multilib_dir@.
7649 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7650 to the install path.
7651 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7652 (SHLIB_LINK): Remove previous workaround.
7653 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7654 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7655 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7657 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7658 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7659 (SHLIB_INSTALL): Adjust accordingly.
7660 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7661 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7662 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7663 config/t-slibgcc-elf-ver.
7665 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7666 Jakub Jelinek <jakub@redhat.com>
7668 PR tree-optimization/19828
7669 * tree-ssa-loop-im.c: Add a TODO comment.
7670 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7671 without side-effects.
7673 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7675 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7678 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7680 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7681 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7682 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7684 (ia64_reorg): Delete fixup_errata call.
7685 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7686 (TARGET_SWITCHES): Delete -mb-step entry.
7688 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7691 * c-typeck.c (composite_type): Handle quals in transparent unions.
7692 (type_lists_compatible_p): Likewise.
7694 2005-02-18 Stan Shebs <shebs@apple.com>
7696 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7697 expressions in the .literal8 section.
7699 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7701 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7703 2005-02-18 Roger Sayle <roger@eyesopen.com>
7705 * fold-const.c (constant_boolean_node): Always create values of the
7706 specified type, don't bother calling truthvalue_conversion.
7708 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7710 * except.c (output_function_exception_table): Call
7711 assemble_external_libcall (eh_personality_libfunc).
7713 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7716 * config/ia64/ia64.h (struct machine_function): Add state_num.
7717 * config/ia64/ia64.c (process_epilogue,
7718 process_for_unwind_directive): Use new unwind state numbers each
7719 time rather than state 1.
7721 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7724 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7725 before the "*llgt_didi" pattern.
7727 2005-02-18 Jason Merrill <jason@redhat.com>
7729 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7731 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7733 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7734 (div0): Use it in place of ARM_FUNC_ALIAS.
7735 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7737 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7740 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7741 access, the lower bound of the array type if it exists.
7743 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7746 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7747 cases that are out-of-range for the index type.
7749 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7751 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7752 (estimate_case_costs): Don't call convert.
7753 * expmed.c (expand_shift): Likewise.
7754 (make_tree): Call fold_convert instead of convert.
7756 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7759 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7760 that ref to be marked MEM_READONLY_P doesn't have base that needs
7763 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7765 * genautomata.c (output_get_cpu_unit_code_func,
7766 output_cpu_unit_reservation_p): Don't generate old-style function
7769 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7772 PR tree-optimization/20009
7773 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7775 PR tree-optimization/18947
7776 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7777 inline, remove all nodes that are inlined into the extern inline
7780 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7782 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7783 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7784 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7785 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7788 2005-02-17 Roger Sayle <roger@eyesopen.com>
7790 PR tree-optimization/19917
7791 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7792 to be potentially trapping.
7794 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7796 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7798 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7800 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7801 tem becomes a local variable which is set to the value of the
7802 back end defined INITIAL_FRAME_ADDRESS macro.
7803 (expand_builtin_frame_address): Omit the base parameter to
7804 expand_builtin_return_addr.
7805 (expand_builtin_profile_func): Likewise.
7806 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7807 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7808 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7810 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7812 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7813 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7814 * config/frv/frv.c (frv_function_epilogue): Likewise.
7816 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7818 * lambda-code (perfect_nestify): Remove mark/unmark
7820 * tree-loop-linear.c (linear_transform_loops): Add
7821 rewrite_into_ssa call so that ssa is correct for
7822 rewriting into loop closed.
7824 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7826 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7827 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7829 * bt-load.c (btr_def_live_range, combine_btr_defs,
7830 migrate_btr_def, migrate_btr_defs): Likewise.
7831 * cfgcleanup.c (thread_jump): Likewise.
7832 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7833 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7834 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7835 df_rd_local_compute, df_reg_info_compute): Likewise.
7836 * dominance.c (init_dom_info, free_dom_info): Likewise.
7837 * flow.c (init_propagate_block_info,
7838 free_propagate_block_info): Likewise.
7839 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7840 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7841 modify_reg_pav): Likewise.
7842 * loop-invariant.c (find_defs, find_invariant_insn,
7843 find_invariants, free_inv_motion_data): Likewise.
7844 * predict.c (tree_predict_by_opcode,
7845 estimate_bb_frequencies): Likewise.
7846 * stmt.c (expand_case): Likewise.
7847 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7848 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7849 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7850 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7851 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7852 rewrite_ssa_into_ssa): Likewise.
7853 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7854 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7855 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7856 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7857 * tree-sra.c (tree_sra): Likewise.
7858 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7859 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7860 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7861 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7862 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7863 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7865 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7866 calculate_live_on_entry, calculate_live_on_exit,
7867 build_tree_conflict_graph): Likewise.
7868 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7869 record_important_candidates, set_use_iv_cost, find_depends,
7870 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7871 tree_ssa_iv_optimize_finalize): Likewise.
7872 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7873 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7874 tree_duplicate_loop_to_header_edge): Likewise.
7875 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7876 * tree-ssa.c (verify_flow_insensitive_alias_info,
7877 verify_name_tags, verify_ssa, init_tree_ssa,
7878 delete_tree_ssa): Likewise.
7879 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7880 fini_ssanames): Likewise.
7881 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7883 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7885 * config/rs6000/t-rtems: Completely reworked.
7887 2005-02-17 Ira Rosen <irar@il.ibm.com>
7889 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7891 2005-02-17 Ira Rosen <irar@il.ibm.com>
7893 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7894 POINTER_TYPE_P when checking that type is a pointer.
7895 (vect_get_memtag): Remove.
7896 (vect_address_analysis): Use POINTER_TYPE_P. Call
7897 vect_object_analysis with dummy parameter for memtag.
7898 (vect_object_analysis): Extract memtag (functionality that
7899 used to be in vect_get_memtag and moved here). Fix printings.
7900 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7901 with correct parameters. Remove call to vect_get_memtag.
7903 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7905 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7906 (tree-vectorizer.o): Added missing dependencies.
7908 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7910 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7911 declaration in tree-vectorizer.c, now has an extern declaration in
7913 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7914 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7915 get_vectype_for_scalar_type, vect_is_simple_use,
7916 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7917 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7918 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7919 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7920 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7921 find_loop_location): Likewise.
7923 * tree-vectorizer.c (langhooks.h): #include removed.
7924 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7925 moved to tree-vectorized.h.
7926 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7927 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7928 get_vectype_for_scalar_type, vect_is_simple_use,
7929 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7930 vect_supportable_dr_alignment, new_loop_vec_info,
7931 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7932 vect_set_verbosity_level, find_loop_location): Likewise.
7934 (vect_analyze_loop): Function externalized. Declaration moved to
7935 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7936 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7937 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7938 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7939 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7940 vect_enhance_data_refs_alignment, vect_analyze_operations,
7941 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7942 vect_stmt_relevant_p, vect_get_loop_niters,
7943 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7944 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7945 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7946 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7947 vect_get_memtag): Likewise.
7949 (vectorizable_load): Function externalized. Declaration moved to
7950 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7951 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7952 vect_transform_loop): Likewise.
7953 (vect_transform_stmt): Moved to tree-vect-transform.c.
7954 (vect_align_data_ref, vect_create_destination_var,
7955 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7956 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7957 vect_get_vec_def_for_operand, vect_init_vector,
7958 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7959 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7960 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7961 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7962 vect_do_peeling_for_loop_bound): Likewise.
7964 * tree-vect-analyze.c: New file.
7965 * tree-vect-transform.c: New file.
7967 2005-02-17 Jason Merrill <jason@redhat.com>
7969 PR mudflap/19319, c++/19317
7970 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7973 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7975 * doc/install.texi (Specific): Update link for Darwin-specific
7978 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7980 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7981 constant_boolean_node.
7983 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7986 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7987 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7989 2005-02-16 Richard Henderson <rth@redhat.com>
7992 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7994 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7995 replace uses with Wtype_MAXp1_F.
7996 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7997 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7998 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7999 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
8000 and HAVE_TFMODE as appropriate.
8001 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
8002 (__floatdisf): Likewise.
8003 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
8004 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
8005 (Wtype_MAXp1_F): New.
8006 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
8007 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
8009 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
8012 * arm.c (arm_apply_result_size): New function.
8013 * arm.h (APPLY_RESULT_SIZE): Define.
8014 * arm-protos.h (arm_apply_result_size): Add prototype.
8015 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
8016 (movxf): New expand.
8017 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
8018 (call_value_symbol): Remove predicate for operand 0.
8019 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
8020 (untyped_call): Rework to correclty return values for any type.
8021 (untyped_return): New expand.
8022 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
8024 2005-02-16 Stan Shebs <shebs@apple.com>
8026 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
8027 * config/rs6000/t-darwin8: New, for 64-bit multilib.
8029 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8031 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
8032 configure settings on Solaris 7 and later.
8034 2005-02-16 Diego Novillo <dnovillo@redhat.com>
8036 PR tree-optimization/19865
8037 * tree-optimize.c (init_tree_optimization_passes): Run
8038 pass_may_alias after pass_sra.
8040 2005-02-16 Richard Henderson <rth@redhat.com>
8041 Stuart Hastings <stuart@apple.com>
8044 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8045 Do nothing if debug info suppressed for this function.
8046 (dbxout_begin_function): Early exit if debug info suppressed for
8049 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8052 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8054 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8056 PR tree-optimization/19967
8057 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8058 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8059 argument TYPE. Adjust calls to fold_builtin_XXX.
8060 (expand_builtin, fold_builtin_1): Adjust calls to
8062 (fold_builtin_strchr, fold_builtin_strpbrk,
8063 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8064 result to a requested type TYPE.
8066 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8069 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8070 (T)x & (T)cst if (T)cst overflows.
8071 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8072 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8074 2005-02-15 Jeff Law <law@redhat.com>
8076 * gcse.c (blocks_with_calls): New bitmap.
8077 (alloc_gcse_mem): Allocate it.
8078 (free_gcse_mem): Free it.
8079 (clear_modifY_mem_tables): Clear it.
8080 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8081 when we encounter CALL_INSNs.
8082 (compute_transp, case MEM): Handle blocks with calls separate
8083 from blocks without calls. Use bitmap iterators rather than
8086 2005-02-15 Peter O'Gorman <peter@pogma.com>
8089 * mklibgcc.in (vis_hide): Use a temporary object file, not
8092 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8095 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8096 access optimization.
8098 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8099 Alan Modra <amodra@bigpond.net.au>
8102 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8103 (_xlqsub): Rename to __gcc_qsub.
8104 (_xlqmul): Rename to __gcc_qmul.
8105 (_xlqdiv): Rename to __gcc_qdiv.
8106 Provide versioned symbol aliases with old names.
8107 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8108 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8109 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8110 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8111 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8113 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8115 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8116 Fold ~(A - 1) and ~(A + -1) to -A.
8118 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8122 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8123 config/pa/pa-host.c:pa_gt_pch_use_address.
8125 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8127 * tree-vn.c (get_value_handle): Make sure that given an
8128 is_gimple_min_invariant expression, we always return it.
8130 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8132 * passes.c (rest_of_handle_gcse): Fix a comment.
8134 2005-02-15 Jeff Law <law@redhat.com>
8136 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8138 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8139 (canon_list_insert, record_last_mem_set_info): Similarly.
8140 (clear_modify_mem_tables): Similarly.
8142 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8144 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8145 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8146 config/mips/mips.md, config/rs6000/aix.h,
8147 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8149 2005-02-15 Richard Henderson <rth@redhat.com>
8151 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8152 call to be best_edge.
8154 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8156 * basic-block.h: Adjust the prototype for find_basic_blocks.
8157 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8158 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8161 * flow.c (recompute_reg_usage): Remove all arguments.
8162 * passes.c (rest_of_compilation): Adjust the call to
8163 recompute_reg_usage.
8164 * rtl.h: Adjust the prototype for recompute_reg_usage.
8166 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8168 * tree-dump.c (dump_files): Update to reflect new member
8170 (dump_register): Add new argument.
8172 (dump_switch_p_1): Check against glob name if doglob was passed.
8173 (dump_switch_p): Check against regular first, then glob if
8174 we didn't have any hits on the dump name.
8175 * tree-optimize.c (register_one_dump_file):
8176 Pass in glob name as well.
8177 * tree-pass.h (struct dump_file_info): Add glob
8180 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8182 PR preprocessor/16323
8183 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8185 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8188 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8189 (trunctfdf2_internal1): New.
8190 (trunctfdf2_internal2): Renamed from trunctfdf2.
8192 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8194 PR tree-optimization/19853
8195 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8197 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8199 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8200 delete_dead_jumptables and cleanup_cfg.
8202 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8204 * reload.c (find_reloads): Swap address_reloaded flags when
8205 swapping commutative operands.
8207 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8209 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8210 Use standard_iv_increment_position for computing the bsi position
8212 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8215 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8218 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8219 life range of hard registers.
8220 * value-prof.c (insn_prefetch_values_to_profile): Only
8223 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8224 profile in libcalls.
8226 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8228 * bitmap.h (bitmap_and_compl_into): Return bool.
8229 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8231 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8233 PR tree-optimization/19944
8234 * fold-const.c (fold): Re-add ABS_EXPR folding.
8236 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8239 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8240 {TARGET,MASK}_XL_COMPAT.
8241 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8243 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8244 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8246 (rs6000_arg_partial_bytes): Same.
8247 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8248 and XL compatibility enabled.
8249 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8250 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8251 test to final condition.
8252 (cmptf_internal2): New.
8253 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8254 xl-compat. Add TFmode information to description.
8256 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8258 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8260 2005-02-13 Jason Merrill <jason@redhat.com>
8263 * fold-const.c (fold_indirect_ref_1): Split out from...
8264 (build_fold_indirect_ref): Here.
8265 (fold_indirect_ref): New fn.
8266 * tree.h: Declare it.
8267 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8268 (gimplify_modify_expr_rhs): Likewise.
8269 (gimplify_expr): Likewise.
8271 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8273 PR tree-optimization/14303
8274 PR tree-optimization/15784
8275 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8276 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8277 ABS_EXPR<x> != 0 to x != 0.
8279 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8281 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8282 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8283 spelling conventions.
8285 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8286 delete_trivially_dead_insns too many times.
8288 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8291 2005-02-12 Ira Rosen <irar@il.ibm.com>
8293 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8294 (vect_is_simple_iv_evolution): Remove redundant parameter
8296 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8297 without last parameter.
8298 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8299 Return pointer step. Call vect_is_simple_iv_evolution without
8300 last parameter. Check only that the step is multiple of size
8301 type. Remove stmt_vinfo updates.
8302 (vect_get_memtag_and_dr): Remove.
8303 (vect_get_memtag): New function.
8304 (vect_address_analysis): New function.
8305 (vect_object_analysis): New function.
8306 (vect_analyze_data_refs): Call vect_object_analysis and
8307 vect_get_memtag. Update stmt_vinfo fields.
8309 2005-02-12 Ira Rosen <irar@il.ibm.com>
8311 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8312 exist and are objects. Remove checks for pointer.
8313 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8314 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8315 (vect_create_data_ref_ptr): Likewise.
8316 (vect_base_addr_differ_p): New function.
8317 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8318 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8319 Don't set the DR_BASE_NAME field of data-ref.
8320 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8322 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8324 * optabs.h (enum optab_index): Add new OTI_ldexp.
8325 (ldexp_optab): Define corresponding macro.
8326 * optabs.c (init_optabs): Initialize ldexp_optab.
8327 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8329 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8331 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8332 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8334 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8335 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8338 2005-02-12 Ira Rosen <irar@il.ibm.com>
8340 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8342 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8344 (vect_get_base_and_offset): Always return an address.
8345 (vect_create_addr_base_for_vector_ref): Remove treatment for
8346 different data reference types.
8347 (vect_compute_data_ref_alignment): Rename base to base_address in
8348 stmt_vec_info. Get the object in order to force its alignment.
8349 (vect_get_memtag_and_dr): Rename base to base_address in
8350 stmt_vec_info. Extract the object for memtag analysis.
8352 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8354 PR regression/19898.
8355 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8356 changes cc_status, use apply modified_in_p to part of cc_status
8357 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8360 2005-02-11 Richard Henderson <rth@redhat.com>
8362 * tree-complex.c (expand_complex_libcall): New.
8363 (expand_complex_multiplication): Use it for c99 compliance.
8364 (expand_complex_division): Likewise.
8365 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8367 * builtins.c (built_in_names): Remove const.
8368 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8370 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8371 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8372 (built_in_names): Remove const.
8373 * c-common.c (c_common_type_for_mode): Handle complex modes.
8374 * flags.h, toplev.c (flag_complex_method): Rename from
8375 flag_complex_divide_method.
8376 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8377 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8378 * libgcc2.h: Declare them.
8379 * libgcc-std.ver: Export them.
8380 * mklibgcc.in (lib2funcs): Build them.
8382 2005-02-11 Steven Bosscher <stevenb@suse.de>
8384 PR tree-optimization/19876
8385 Partially revert my change from 2005-01-14
8386 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8387 (compute_antic): ...and remove the loop here.
8389 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8392 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8393 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8395 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8396 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8398 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8400 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8401 offsets for the big-endian 32-bit case.
8403 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8405 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8407 2005-02-11 Dale Johannesen <dalej@apple.com>
8409 * cselib.c (cselib_process_insn): Clear out regs where
8410 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8411 * reload.c (find_equiv_reg): Ditto.
8413 2005-02-11 Ian Lance Taylor <ian@airs.com>
8415 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8418 * tree.c (build_function_type_list): Work correctly if there are
8421 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8423 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8424 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8425 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8426 TARGET_ZARCH instead of TARGET_64BIT.
8428 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8430 * config/rs6000/t-rtems:
8431 (MULTILIB_OPTIONS): Remove mcpu=602.
8432 (MUTLILIB_DIRNAMES): Remove m602.
8433 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8434 Let mcpu=602 match mcpu=603.
8435 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8437 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8439 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8442 2005-02-10 David Daney <ddaney@avtrex.com>
8444 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8445 * config/i386/linux-unwind.h: Likewise.
8446 * config/ia64/linux-unwind.h: Likewise.
8447 * config/mips/linux-unwind.h: Likewise.
8448 * config/pa/linux-unwind.h: Likewise.
8449 * config/rs6000/linux-unwind.h: Likewise.
8450 * config/s390/linux-unwind.h: Likewise.
8451 * config/sh/linux-unwind.h: Likewise.
8452 * config/sparc/linux-unwind.h: Likewise.
8454 2005-02-10 Steven Bosscher <stevenb@suse.de>
8456 PR tree-optimization/17549
8457 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8458 TER to replace a DEF with its expression if the DEF and the
8459 rhs of the expression we replace into have the same root
8462 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8464 * config/mips/mips.md: Fix the placement of the match_scratch in the
8467 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8469 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8472 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8474 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8475 (strip_offset): Handle addresses.
8476 (add_address_candidates): Use strip_offset.
8477 (difference_cost): Reflect strip_offset change.
8478 (force_var_cost, difference_cost): Strip nops.
8480 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8482 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8484 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8485 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8486 config/cris/cris-protos.h, config/cris/cris.c: Update
8489 2005-02-10 Jeff Law <law@redhat.com>
8491 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8492 (lookup_avail_expr): Similarly.
8494 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8496 * builtins.c (fold_builtin_powi): New function.
8497 (fold_builtin_1): Call it.
8499 2005-02-10 Steven Bosscher <stevenb@suse.de>
8501 PR documentation/19309
8502 * doc/cpp.texi: The __GNUC__ and related predefined macros
8503 are also defined for the "standalone" cpp.
8504 Some non-GCC compilers may also define __GNUC__.
8506 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8509 * c-typeck.c (common_type): New routine. Old common_type renamed
8511 (c_common_type): ...this.
8512 (build_conditional_expr, build_binary_op): Use c_common_type instead
8515 2005-02-10 Steven Bosscher <stevenb@suse.de>
8517 * doc/md.texi: Replace @samp{length} with @code{length}.
8519 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8521 PR tree-optimization/18687
8522 * tree-flow.h (find_loop_niter): Declare.
8523 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8524 Try using scev even for loops with more than one exit.
8525 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8526 (struct ivopts_data): Added niters field.
8527 (struct nfe_cache_elt): New.
8528 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8530 (tree_ssa_iv_optimize_init): Initialize niters cache.
8531 (determine_number_of_iterations): Removed.
8532 (find_induction_variables): Do not call determine_number_of_iterations.
8533 Access niters for single exit through niter_for_single_dom_exit.
8534 (add_iv_outer_candidates): Access niters for single exit through
8535 niter_for_single_dom_exit.
8536 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8537 number_of_iterations_cond.
8538 (iv_period): New function.
8539 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8540 (may_replace_final_value): Take data argument. Use
8541 niter_for_single_dom_exit.
8542 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8543 (rewrite_use_compare): Pass data to may_eliminate_iv.
8544 (rewrite_use_outer): Pass data to may_replace_final_value.
8545 (free_loop_data): Clean up the niters cache.
8546 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8547 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8548 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8549 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8550 (num_ending_zeros): Moved to tree.c.
8551 * tree.h (num_ending_zeros): Declare.
8552 * tree.c (num_ending_zeros): Moved from tree.c.
8554 2005-02-09 Richard Henderson <rth@redhat.com>
8556 * builtins.c (DEF_BUILTIN): Add COND argument.
8557 * tree.h (DEF_BUILTIN): Likewise.
8558 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8559 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8561 (DEF_BUILTIN_STUB): New.
8562 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8563 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8564 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8565 * c-common.c (DEF_BUILTIN): Add COND argument.
8566 * tree.c (local_define_builtin): New.
8567 (build_common_builtin_nodes): New.
8569 2005-02-09 Roger Sayle <roger@eyesopen.com>
8571 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8572 floating point expression ignoring the sign of the result.
8573 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8574 (fold) <MULT_EXPR>: Use it to simplify x*x.
8575 * tree.h (fold_strip_sign_ops): Prototype here.
8576 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8577 argument. Use fold_strip_sign_ops to simplify the first argument.
8578 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8579 first argument when the second argument is an even integer
8580 constant, but only with -funsafe_math_optimizations.
8581 (fold_builtin_1): Update call to fold_builtin_copysign.
8583 2005-02-09 Ian Lance Taylor <ian@airs.com>
8586 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8587 just check whether EH_FILTER_FAILURE falls through.
8589 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8591 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8592 insns return to ready list in the next turn.
8594 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8597 * builtins.def: New __builtin_powi[lf].
8598 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8599 (expand_builtin_powi): New function.
8600 (expand_builtin): Dispatch to expand_builtin_powi.
8601 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8602 * libgcc2.c: Add __builtin_powi[lf] implementation.
8603 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8604 * optabs.h: Add powi_optab.
8605 * optabs.c (init_optabs): Initialize powi_optab.
8606 * doc/extend.texi: Document __builtin_powi[lf].
8608 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8610 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8613 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8616 * fold-const.c (try_move_mult_to_index): Remove redundant
8617 type argument. Create ADDR_EXPR with correct type.
8618 (fold): Update callers of try_move_mult_to_index. Convert
8619 result to the appropriate type.
8621 2005-02-09 Roger Sayle <roger@eyesopen.com>
8624 * config/avr/avr.c (default_rtx_costs): Delete.
8625 (avr_operand_rtx_cost): New function.
8626 (avr_rtx_costs): Completely rewrite.
8628 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8631 * config/cris/cris.c (in_code): New variable.
8632 (cris_output_addr_const): Now a static function, a wrapper for
8634 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8635 case from old cris_output_addr_const.
8636 (cris_asm_output_label_ref): Similar for LABEL_REF.
8637 (cris_output_addr_const_extra): Similar for UNSPEC.
8638 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8639 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8640 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8642 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8643 (cris_asm_output_label_ref): Declare.
8645 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8647 PR preprocessor/19801
8648 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8649 filenames that changed when libcpp was moved to the toplevel.
8651 2005-02-07 Roger Sayle <roger@eyesopen.com>
8653 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8654 zero extensions of BImode operands. Call lowpart_subreg instead
8655 of gen_lowpart_common and gen_lowpart_SUBREG.
8657 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8660 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8661 * configure.ac: Set cc_for_cross_gnattools.
8662 * configure: Regenerate.
8664 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8667 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8669 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8672 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8673 of nested functions.
8675 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8677 * doc/extend.texi: Document deprecated extensions allowing
8678 static floating-point members to have initializers and allowing
8679 floating-point literals in integral constant expressions.
8681 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8683 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8684 config/darwin7.h, config/mips/mips.c,
8685 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8688 * cse.c: Update comments.
8690 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8693 * builtins.c (fold_builtin_sqrt): Transform
8694 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8697 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8698 Dorit Naishlos <dorit@il.ibm.com>
8700 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8701 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8702 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8704 * tree.h (vect_set_verbosity_level): New extern function declaration
8706 * tree-vectorizer.h (verbosity_levels): New enum type.
8707 * tree-vectorizer.c (vect_debug_stats): Function removed.
8708 (vect_debug_details): Likewise.
8709 (vect_verbosity_level): Global variable was defined and initialized.
8710 (vect_dump): Global variable definition.
8711 (vect_print_dump_info): New function.
8712 (vect_set_dump_settings): New function.
8713 (vect_set_verbosity_level): New function.
8714 (vectorize_loops): Add call to vect_set_dump_settings.
8716 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8717 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8718 (slpeel_tree_peel_loop_to_edge): Likewise.
8720 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8721 appropriate verbosity level instead of call to vect_debug_details
8722 or vect_debug_stats.
8723 (vect_get_base_and_offset):
8724 (vect_create_addr_base_for_vector_ref):
8725 (get_vectype_for_scalar_type):
8726 (vect_create_data_ref_ptr):
8728 (vect_get_vec_def_for_operand):
8729 (vect_finish_stmt_generation):
8730 (vectorizable_assignment):
8731 (vectorizable_operation):
8732 (vectorizable_store):
8733 (vectorizable_load):
8734 (vect_transform_stmt):
8735 (vect_update_ivs_after_vectorizer):
8736 (vect_do_peeling_for_loop_bound):
8737 (vect_update_inits_of_drs):
8738 (vect_do_peeling_for_alignment):
8739 (vect_transform_loop):
8740 (vect_is_simple_use):
8741 (vect_analyze_operations):
8742 (vect_is_simple_iv_evolution):
8743 (vect_analyze_scalar_cycles):
8744 (vect_analyze_data_ref_dependence):
8745 (vect_analyze_data_ref_dependences):
8746 (vect_compute_data_ref_alignment):
8747 (vect_enhance_data_refs_alignment):
8748 (vect_analyze_data_refs_alignment):
8749 (vect_analyze_data_ref_access):
8750 (vect_analyze_data_ref_accesses):
8751 (vect_analyze_pointer_ref_access):
8752 (vect_get_memtag_and_dr):
8753 (vect_analyze_data_refs):
8754 (vect_mark_relevant):
8755 (vect_stmt_relevant_p):
8756 (vect_mark_stmts_to_be_vectorized):
8757 (vect_can_advance_ivs_p):
8758 (vect_get_loop_niters):
8759 (vect_analyze_loop_form):
8760 (vect_analyze_loop):
8761 (vectorize_loops): Likewise.
8763 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8764 (vect_update_inits_of_drs):
8765 (vect_do_peeling_for_alignment):
8766 (vect_transform_loop):
8767 (vect_analyze_operations):
8768 (vect_analyze_scalar_cycles):
8769 (vect_analyze_data_ref_dependences):
8770 (vect_analyze_data_refs_alignment):
8771 (vect_analyze_data_ref_accesses):
8772 (vect_analyze_data_refs):
8773 (vect_mark_stmts_to_be_vectorized):
8774 (vect_get_loop_niters):
8775 (vect_analyze_loop_form):
8776 (vect_analyze_loop): Likewise.
8777 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8779 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8783 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8784 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8785 either -ffast-math or -funsafe-math-optimizations is in use.
8787 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8788 * config/mips/irix-csr.c: New file.
8789 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8790 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8791 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8794 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8796 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8797 redundant, incorrect definitions.
8799 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8801 ("*tls_indirect_call"): New, reference hard regs directly.
8802 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8804 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8806 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8807 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8809 2005-02-06 Roger Sayle <roger@eyesopen.com>
8811 PR rtl-optimization/19800
8812 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8813 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8816 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8818 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8820 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8823 * doc/invoke.texi: Correct documentation of -freorder-functions.
8825 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8828 * doc/invoke.texi: Don't mention gccbug.
8830 2005-02-06 Roger Sayle <roger@eyesopen.com>
8831 Andrew Pinski <pinskia@physics.uc.edu>
8832 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8834 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8835 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8836 into just (zero_extract:SI FOO (const_int 1) BAR).
8838 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8840 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8841 macro locally. Don't give last revision date. Use GCC version
8842 number from gcc-common.texi.
8843 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8844 revision date. Use GCC version number from gcc-common.texi.
8845 Describe being a library as current state rather than as 3.x
8847 * doc/gcc.texi: Remove last update date.
8848 * doc/gccint.texi: Likewise. Update copyright dates.
8849 * doc/install.texi: Update copyright dates.
8851 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8854 * doc/invoke.texi: Mention for each option included in -Wall that
8855 it is included in -Wall.
8856 * doc/gcc.texi: Update copyright and last modification date.
8858 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8860 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8861 unnecessary cast to original induction variable increments.
8863 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8865 PR tree-optimization/18219
8866 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8867 in distributed form.
8869 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8871 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8872 Set bitpos and offset later in the function. Do nothing if the
8873 target is a register and if the bitfield lies completely outside
8875 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8876 here. Return an uninitialised register if the source value is stored
8877 in a register and the bitfield lies completely outside that register.
8879 2005-02-06 Steven Bosscher <stevenb@suse.de>
8881 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8884 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8886 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8888 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8890 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8891 * config/darwin8.h: New.
8892 * config/darwin7.h: Update comment.
8894 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8895 Dorit Naishlos <dorit@il.ibm.com>
8897 * tree-vectorizer.h (LOC): New type.
8898 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8899 (loop_line_number): New field in struct _loop_vec_info.
8900 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8902 * tree-vectorizer.c (input.h): Included.
8903 (find_loop_location): New function.
8904 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8905 loop line number removed.
8906 (vect_debug_details): Likewise.
8907 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8909 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8910 call to vect_debug_details/stats changed from loop to loop_loc.
8911 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8912 (slpeel_tree_peel_loop_to_edge): Likewise.
8914 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8915 changed from NULL to UNKNOWN_LOC.
8916 (vect_get_base_and_offset):
8917 (vect_create_addr_base_for_vector_ref):
8918 (get_vectype_for_scalar_type):
8919 (vect_create_data_ref_ptr):
8921 (vect_get_vec_def_for_operand):
8922 (vect_finish_stmt_generation):
8923 (vectorizable_assignment):
8924 (vectorizable_operation):
8925 (vectorizable_store):
8926 (vectorizable_load):
8927 (vect_transform_stmt):
8928 (vect_update_ivs_after_vectorizer):
8929 (vect_do_peeling_for_loop_bound):
8930 (vect_do_peeling_for_alignment):
8931 (vect_transform_loop):
8932 (vect_is_simple_use):
8933 (vect_analyze_operations):
8934 (vect_is_simple_iv_evolution):
8935 (vect_analyze_scalar_cycles):
8936 (vect_analyze_data_ref_dependences):
8937 (vect_compute_data_ref_alignment):
8938 (vect_enhance_data_refs_alignment):
8939 (vect_analyze_data_ref_access):
8940 (vect_analyze_data_ref_accesses):
8941 (vect_analyze_pointer_ref_access):
8942 (vect_get_memtag_and_dr):
8943 (vect_analyze_data_refs):
8944 (vect_mark_relevant):
8945 (vect_stmt_relevant_p):
8946 (vect_mark_stmts_to_be_vectorized):
8947 (vect_can_advance_ivs_p):
8948 (vect_get_loop_niters):
8949 (vect_analyze_loop):
8950 (vectorize_loops): Likewise.
8952 (vectorizable_load): Argument in call to vect_debug_details/stats
8953 changed from loop to LOOP_LOC (loop_vinfo).
8954 (vect_transform_loop):
8955 (vect_analyze_operations):
8956 (vect_analyze_scalar_cycles):
8957 (vect_analyze_data_ref_dependence):
8958 (vect_enhance_data_refs_alignment):
8959 (vect_analyze_data_ref_accesses):
8960 (vect_analyze_pointer_ref_access):
8961 (vect_analyze_data_refs):
8962 (vect_analyze_loop): Likewise.
8964 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8965 changed from loop to loop_loc.
8967 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8969 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8970 Dorit Naishlos <dorit@il.ibm.com>
8972 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8974 (vect_analyze_data_ref_dependences): Likewise.
8976 (vect_is_simple_use): Argument changed from loop structure to
8977 loop_vect_info structure.
8978 (vect_can_advance_ivs_p): Likewise.
8979 (vect_create_index_for_vector_ref): Likewise.
8980 (vect_update_ivs_after_vectorizer): Likewise.
8981 (new_stmt_vec_info): Likewise.
8983 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8984 changed from loop to loop_vinfo.
8985 (vect_create_data_ref_ptr): First argument in call to
8986 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8987 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8988 was changed from loop to loop_vinfo.
8989 (vectorizable_operation): Likewise.
8990 (vectorizable_store): Likewise.
8991 (vect_mark_stmts_to_be_vectorized): Likewise.
8992 (vect_do_peeling_for_loop_bound): First argument in call to
8993 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8994 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8995 was changed from loop to loop_vinfo.
8996 (vect_analyze_data_ref_dependences): Third argument in call to
8997 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8999 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
9000 (vect_create_data_ref_ptr): Likewise.
9001 (vect_init_vector): Likewise.
9002 (vect_get_vec_def_for_operand): Likewise.
9003 (vectorizable_assignment): Likewise.
9004 (vectorizable_operation): Likewise.
9005 (vectorizable_store): Likewise.
9006 (vectorizable_load): Likewise.
9007 (vect_update_ivs_after_vectorizer): Likewise.
9008 (vect_is_simple_use): Likewise.
9009 (vect_analyze_data_ref_dependence): Likewise.
9010 (vect_analyze_pointer_ref_access): Likewise.
9011 (vect_can_advance_ivs_p): Likewise.
9013 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
9014 before _stmt_vec_info.
9015 (_stmt_vec_info): Loop field replaced by loop_vec_info.
9016 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
9017 (new_stmt_vec_info): Argument changed from loop structure to
9018 loop_vect_info structure
9020 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
9021 (vect_analyze_offset_expr): Avoid 80 columns overflow.
9022 (vect_create_addr_base_for_vector_ref): Likewise.
9023 (vect_analyze_pointer_ref_access): Likewise.
9025 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9028 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
9029 phi flag if the phi is abnormal.
9031 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
9034 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
9035 information for the new statement.
9037 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9040 * gcc.c (main): Include the target in -v output.
9042 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9044 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9045 Do not drop the extend if we'd have to add a paradoxical subreg
9046 later. Include optabs.h and insn-codes.h.
9047 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9049 2005-02-02 Roger Sayle <roger@eyesopen.com>
9052 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9053 * fold-const.c (const_binop): Avoid constant folding floating
9054 point operations in modes that use composite representations.
9055 * simplify-rtx.c (simplify_binary_operation): Likewise.
9057 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9059 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9061 (altivec_dstt): Likewise.
9062 (altivec_dstst): Likewise.
9063 (altivec_dststt): Likewise.
9064 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9067 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9069 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9070 EXPR_LOCUS from orig_cond to the new cond_stmt.
9071 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9074 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9076 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9077 standard_iv_increment_position. Remove call to bsi_next
9078 (no need to bump the iterator anymore).
9079 (vect_create_index_for_vector_ref): Call
9080 standard_iv_increment_position. Remove second function argument.
9081 (vect_finish_stmt_generation): Remove call to bsi_next
9082 (no need to bump the iterator anymore).
9083 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9084 to vect_create_index_for_vector_ref.
9086 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9088 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9089 phis are used out of the loop.
9091 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9094 * c-decl.c (undef_nested_function): New variable.
9095 (pop_scope): Diagnose undefined nested functions.
9096 (finish_function): Don't attempt cgraph processing or genericizing
9097 if current top-level function contained an undefined nested
9098 function. Reset undef_nested_function at the end of a top-level
9101 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9103 * tree.c (build_int_cst_type): Take sign of the value into account
9104 when deciding whether sign extend the value.
9106 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9109 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9110 (cpp_options, cc1_options): Change %{std*&ansi} to
9111 %{std*&ansi&trigraphs}.
9113 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9115 * cse.c: Update comments.
9117 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9119 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9120 arguments go on the stack. Do not put complex doubles in odd/even
9123 2005-02-02 Steven Bosscher <stevenb@suse.de>
9125 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9126 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9127 -ftree-pre, and -fthread-jumps.
9129 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9131 PR tree-optimization/19578
9132 * tree-flow.h (modified_noreturn_calls): Declare.
9133 (noreturn_call_p): Declare.
9134 * tree-flow-inline.h (noreturn_call_p): New function.
9135 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9136 * tree-cfg.c (modified_noreturn_calls): New variable.
9137 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9138 that contain a mid-block noreturn call.
9139 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9141 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9143 * df.c (df_def_record_1, df_uses_record): Don't use
9145 * df.h (DF_FOR_REGALLOC): Remove.
9147 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9150 * c-typeck.c (really_start_incremental_init): Reset
9151 constructor_max_index for arrays of incomplete type.
9153 2005-02-02 Jeff Law <law@redhat.com>
9155 * gcse.c (struct reg_set): Store the block index where the register
9156 was set rather than the setting insn.
9157 (record_one_set, compute_transp): Corresponding changes.
9158 (pre_insert_copy_insn): Do not call replace_one_set.
9159 (replace_one_set): Remove.
9161 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9164 * doc/gcov.texi: Fix typo.
9166 2005-02-01 Richard Henderson <rth@redhat.com
9169 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9170 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9172 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9173 * config/i386/i386-protos.h: Update.
9175 2005-02-01 Steven Bosscher <stevenb@suse.de>
9177 PR tree-optimization/19217
9178 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9179 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9180 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9181 that it is walking a PHI node.
9183 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9185 * doc/extend.texi (Nested Functions): Update.
9187 2005-02-01 Richard Henderson <rth@redhat.com>
9190 * optabs.c (expand_copysign_absneg): Export.
9191 * optabs.h (expand_copysign_absneg): Declare.
9192 * config/rs6000/rs6000.md (copysigntf3): New.
9194 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9196 PR tree-optimization/19633
9197 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9198 * tree-ssa-alias.c (init_alias_info): Initialize.
9199 (merge_pointed_to_info): Set.
9200 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9201 (dump_points_to_info_for): Show value of pt_null.
9202 (struct count_ptr_d): Declare.
9203 (find_ptr_dereference): Remove.
9204 (ptr_is_dereferenced_by): Remove.
9205 (count_ptr_derefs): New local function.
9206 (count_uses_and_derefs): New local function.
9207 (compute_points_to_and_addr_escape): Call it. If the number
9208 of dereferences is greater than zero, mark the pointer as
9209 dereferenced. If there are fewer dereferences than uses of
9210 the pointer, the pointer's value escapes.
9212 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9214 PR tree-optimization/19670
9215 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9217 (verify_use): ... set it here, instead.
9219 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9221 * doc/sourcebuild.texi (Test directives): Fix formatting.
9223 * doc/sourcebuild.texi (Test directives): Describe selector
9226 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9228 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9229 specific 64-bit CPUs.
9231 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9234 * arm.c (arm_eliminable_register): New function.
9235 (adjacent_mem_locations): Don't allow eliminable registers. Use
9236 HOST_WIDE_INT for address offsets.
9237 * arm-protos.h (arm_eliminable_register): Add prototype.
9239 2005-02-01 Steven Bosscher <stevenb@suse.de>
9241 PR optimization/15242
9242 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9243 * basic-block.h (duplicate_computed_gotos): Add prototype.
9244 * bb-reorder.c (duplicate_computed_gotos): New function to
9245 duplicate sufficiently small blocks ending in a computed jump.
9246 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9247 if not optimizing for size.
9248 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9249 never do tail merging for blocks ending in a computed jump.
9250 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9252 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9254 Patch from Richard Sandiford <rsandifo@redhat.com>
9255 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9256 from inheriting a subreg equivalence with a non-spill register.
9258 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9260 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9262 * config/frv/frv.c (movcc_fp_destination_operand): New.
9263 (gpr_or_memory_operand): Fix typo in comment.
9264 (gpr_or_memory_operand_with_scratch): New.
9265 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9266 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9267 movcc_fp_destination_operand.
9268 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9269 Legitimize memory addresses using a scratch register.
9271 2005-01-31 Jeff Law <law@redhat.com>
9273 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9274 bitmap a sparse bitmap instead of a simple bitmap.
9275 (mark_def_sites_initialize_block): Corresponding changes.
9276 (ssa_mark_def_sites_initialize_block): Likewise.
9277 (ssa_mark_phi_uses): Likewise.
9278 (mark_def_site, ssa_mark_def_sites): Likewise.
9279 (mark_def_site_blocks): Likewise.
9280 (rewrite_ssa_into_ssa): Likewise.
9282 * tree-ssa-dom.c (record_cond): Pass correct variable type
9283 for last argument to htab_find_slot_with_hash.
9285 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9286 effects when optimizing 0 % X. Do not try to optimize X % 0.
9288 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9290 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9293 2005-02-01 Eric Christopher <echristo@redhat.com>
9295 * config/mips/mips.c (override_options): Warn if -mint64
9297 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9300 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9302 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9304 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9305 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9306 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9307 (cached_regno): Initialize to INVALID_REGNUM.
9308 (cse_reg_info_table_size,
9309 cse_reg_info_table_first_uninitialized,
9310 cse_reg_info_timestamp): New.
9311 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9313 (init_cse_reg_info, get_cse_reg_info_1): New.
9314 (get_cse_reg_info): Cache the last look-up.
9315 (new_basic_block): Update the code to clear mappings from
9316 registers to cse_reg_info entries.
9317 (cse_main): Call init_cse_reg_info.
9319 * cse.c (get_cse_reg_info): Update a comment.
9321 2005-01-31 Steven Bosscher <stevenb@suse.de>
9324 * c-decl.c (start_decl): Do not warn about arrays of elements with
9325 an incomplete type here.
9326 (grokdeclarator): Do it here by making a pedwarn an error.
9327 * c-typeck.c (push_init_level): If there were previous errors with
9328 the constructor type, do not warn about braces for initializers.
9329 (process_init_element): Likewise for excess initializer elements.
9331 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9333 * cse.c (delete_trivially_dead_insn): Don't iterate.
9335 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9337 * config/rs6000/rs6000.md (copysignsf3): New expand.
9338 (copysigndf3): Likewise.
9340 2005-01-31 Steven Bosscher <stevenb@suse.de>
9342 * recog.c (constrain_operands): Only look for earlyclobber operand
9343 conflicts if an '&' constraint was seen.
9345 2005-01-31 Marc Espie <espie@openbsd.org>
9347 * config.gcc: Don't include embedded systems fragment, switches default
9348 debugging format to ELF.
9349 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9350 longer pick it up there.
9352 2005-01-31 Dale Johannesen <dalej@apple.com>
9354 * doc/extend.texi (nested functions): Fix linkage description.
9355 Clarify that static is not allowed.
9357 2005-01-31 Dale Johannesen <dalej@apple.com>
9359 * config/rs6000/darwin.md (movsf_low_di): Make work.
9360 (movdf_low_di): Make work.
9362 2005-01-31 Dale Johannesen <dalej@apple.com>
9364 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9365 Make work for 64 bit.
9367 2005-01-31 Roger Sayle <roger@eyesopen.com>
9368 Dale Johannesen <dalej@apple.com>
9371 * fold-const.c (fold_binary_op_with_conditional_arg):
9372 Make types match original operands, before STRIP_NOPS.
9374 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9376 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9377 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9378 (struct gcc_sigcontext): Delete. Merge contents to..
9379 (struct gcc_ucontext): ..here.
9380 (get_sigcontext): Delete.
9381 (get_regs): New function, like get_sigcontext but return regs ptr.
9382 64-bit version finds regs from r1 to support vdso.
9383 (ppc_linux_aux_vector): New function.
9384 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9387 2005-01-31 Ira Rosen <irar@il.ibm.com>
9389 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9391 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9392 redundant fold. Fix misalignment for MINUS_EXPR.
9393 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9394 (vect_analyze_pointer_ref_access): Likewise.
9395 (vect_get_memtag_and_dr): Likewise.
9397 2005-01-31 Richard Henderson <rth@redhat.com>
9399 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9400 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9401 absnegdf2_i387, absnegxf2_i387): Likewise.
9403 2005-01-31 Richard Henderson <rth@redhat.com>
9406 * optabs.c (expand_copysign_absneg): New.
9407 (expand_copysign_bit): Split out from ...
9408 (expand_copysign): ... here. Use expand_copysign_absneg.
9410 2005-01-30 Roger Sayle <roger@eyesopen.com>
9413 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9414 constant as the second operand and a register as the third.
9416 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9419 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9420 that dllimport'd functions do not use all call-clobbered registers
9423 2005-01-30 Richard Henderson <rth@redhat.com>
9426 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9427 expand_abs_nojump and generalize. Use operand_subword and
9428 emit_no_conflict_block. Support large modes.
9429 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9431 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9432 negation to subtraction.
9433 (expand_copysign): Check that the format has signed zeros.
9434 Use operand_subword and emit_no_conflict_block. Support large modes.
9436 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9438 Fix PR tree-optimization/19624
9440 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9441 * tree-ssa-pre.c: Add cfgloop.h.
9443 (pre_stats): New member, constified.
9444 (inserted_exprs): New static variable.
9445 (NECESSARY): New macro.
9446 (create_expression_by_pieces): Fold the expression, and
9447 mark it as defaulting to not necessary. Also put in
9449 (fully_constant_expression): New function.
9450 (insert_into_preds_of_block): Modify to not insert phis when we
9451 are playing with induction variables.
9452 Push phis onto the inserted_exprs vector, and mark them as not
9453 necessary by default.
9454 (insert_aux): Call fully_constant_expression on eprime.
9455 If all edges produce the same value, mark it constant.
9456 (mark_operand_necessary): New function.
9457 (remove_dead_inserted_code): New function.
9458 (init_pre): Init loop optimizer to get loop info.
9459 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9460 (execute_pre): Commit edge inserts, then remove dead code.
9462 2005-01-30 Richard Henderson <rth@redhat.com>
9464 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9465 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9467 2005-01-30 Richard Henderson <rth@redhat.com>
9470 * config/i386/i386.c (ix86_expand_copysign): New.
9471 (ix86_split_copysign_const): New.
9472 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9473 rearrange op1/nmask operands.
9474 * config/i386/i386-protos.h: Update.
9475 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9476 (copysigndf3): Likewise.
9477 (copysignsf3_const, copysigndf3_const): New.
9478 (copysignsf3_var): Rename from copysignsf3, split out splitter
9479 and fix split predicate for X constraint.
9480 (copysigndf3_var): Similarly.
9482 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9484 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9485 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9486 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9488 2005-01-29 Richard Henderson <rth@redhat.com>
9491 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9492 of # and * in constraints.
9494 2005-01-29 Richard Henderson <rth@redhat.com>
9497 * expr.c (store_field): Don't strip sub-mode cast when the input
9498 data is even smaller.
9500 2005-01-29 Richard Henderson <rth@redhat.com>
9503 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9506 2005-01-29 Richard Henderson <rth@redhat.com>
9508 * combine.c (make_field_assignment): Fix argument order
9511 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9513 PR tree-optimization/15791
9514 * fold-const.c (extract_array_ref): New function.
9515 (fold): Fold comparisons between &a[i] and &a[j] or
9516 semantically equivalent trees.
9518 2005-01-29 Jeff Law <law@redhat.com>
9520 * gcse.c (insert_expr_in_table): Revamp handling of available
9521 and anticipatable occurrence lists to avoid unnecessary list
9523 (insert_set_in_table): Similarly.
9525 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9527 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9529 (c_build_qualified_type): Build qualified array types with
9530 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9531 * c-decl.c (c_make_fname_decl): Build unqualified array type
9532 before qualified type.
9533 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9534 type is qualified, not just if type itself is. Don't apply
9535 qualifiers to array type when declarator is processed. Apply
9536 qualifiers to field type whether or not it is an array type.
9537 Don't handle array types specially for applying qualifiers to
9539 * c-typeck.c (composite_type): Build unqualified element type and
9540 array type when forming composite of array types.
9541 (common_pointer_type, comptypes, comp_target_types,
9542 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9543 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9545 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9546 (args2) in variables a1 and a2.
9548 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9550 * cse.c (n_elements_made, max_elements_made): Remove.
9551 (insert): Don't touch n_elements_made.
9552 (cse_main): Don't touch n_elements_made or max_elements_made.
9554 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9557 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9558 configuration part of dp-bit.c to be lost.
9560 2005-01-28 Roger Sayle <roger@eyesopen.com>
9562 * expmed.c (expand_mult_highpart_optab): When attempting to use
9563 a non-widening multiplication in a wider mode, the operands need
9564 to be converted (zero or sign extended) to that mode.
9566 2005-01-28 Ian Lance Taylor <ian@airs.com>
9570 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9571 through if both operands fall through.
9573 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9575 * cse.c (fold_rtx) <PC>: Don't optimize.
9577 2005-01-28 Jeff Law <law@redhat.com>
9579 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9580 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9582 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9584 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9585 cse_reg_info_used_list_end): Remove.
9586 (cse_reg_info_list, cse_reg_info_list_free): New.
9587 (get_cse_reg_info): When allocating an instance of
9588 cse_reg_info, add it to the beginning of the cse_reg_info_list
9589 list. Remove code to maintain cse_reg_info_used_list.
9590 (new_basic_block): Reset the free list to the beginning of
9593 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9595 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9596 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9597 (frv_expand_mdpackh_builtin): New function.
9598 (frv_expand_builtin): Use it to expand __MDPACKH.
9599 * doc/extend.texi (__MDPACKH): Update documentation.
9601 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9603 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9604 SSE_FLOAT_MODE_P for use_sse computation.
9606 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9609 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9611 2005-01-27 Richard Henderson <rth@redhat.com>
9613 * builtins.c (expand_builtin_copysign): New.
9614 (expand_builtin): Call it.
9615 * genopinit.c (optabs): Add copysign_optab.
9616 * optabs.c (init_optabs): Initialize it.
9617 (expand_copysign): New.
9618 * optabs.h (OTI_copysign, copysign_optab): New.
9619 (expand_copysign): Declare.
9621 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9622 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9624 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9625 (ix86_expand_fp_absneg_operator): ... here.
9626 (ix86_split_copysign): New.
9627 * config/i386/i386-protos.h: Update.
9628 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9629 (copysignsf3, copysigndf3): New.
9631 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9632 (copysignsf3, ncopysignsf3): New.
9633 (copysigndf3, ncopysigndf3): New.
9634 (copysignxf3, ncopysignxf3): New.
9635 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9637 2005-01-27 Arend Bayer <arend.bayer@web.de>
9638 Kazu Hirata <kazu@cs.umass.edu>
9640 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9641 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9642 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9645 2005-01-27 Jeff Law <law@redhat.com>
9647 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9648 definitions of SSA_NAMEs which are not being rewritten.
9649 (rewrite_ssa_into_ssa): Only initialize the current definition
9650 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9651 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9652 SSA_NAMEs before returning.
9654 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9656 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9657 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9658 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9659 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9660 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9662 2005-01-27 Steven Bosscher <stevenb@suse.de>
9665 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9666 higher to -O2 and higher. Likewise for tree PRE.
9667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9670 2005-01-27 Ian Lance Taylor <ian@airs.com>
9673 * gimple-low.c (try_catch_may_fallthru): New static function.
9674 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9675 * tree-inline.c (expand_call_inline): Don't warn about reaching
9676 the end of a non-void function being inlined if the function uses
9679 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9681 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9684 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9685 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9686 (implicitly_declare): Handle error_mark_node.
9688 2005-01-27 Richard Henderson <rth@redhat.com>
9691 * tree.h (struct tree_decl): Add debug_expr_is_from.
9692 (DECL_DEBUG_EXPR_IS_FROM): New.
9693 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9694 * dwarf2out.c (dwarf2out_var_location): Update to match.
9695 * tree-outof-ssa.c (create_temp): Likewise.
9696 * var-tracking.c (track_expr_p): Likewise.
9697 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9698 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9699 * toplev.c (default_tree_printer): Likewise.
9701 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9703 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9704 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9706 2005-01-27 Steven Bosscher <stevenb@suse.de>
9708 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9709 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9710 ASM_CLOBBERS): Add tree checks.
9712 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9713 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9714 * c-common.def (SWITCH_STMT): Update to match.
9715 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9716 macros instead of SWITCH_EXPR ones.
9717 * c-dump.c (c_dump_tree): Likewise.
9718 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9719 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9721 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9723 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9725 * unwind-dw2.c (execute_stack_op): Add missing cases for
9726 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9728 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9730 * config.gcc (Obsolete configurations): Remove 'dummy', add
9731 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9734 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9736 PR tree-optimization/19633
9737 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9739 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9740 are no call-clobbered variables.
9741 * tree-outof-ssa.c (check_replaceable): Return false for calls
9744 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9746 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9747 even for variables with NULL DECL_INITIAL.
9749 2005-01-26 Stuart Hastings <stuart@apple.com>
9751 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9753 2005-01-26 Richard Henderson <rth@redhat.com>
9756 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9758 * expr.c (store_field): Strip conversions to odd-bit-sized types
9759 if the destination field width matches.
9761 2005-01-26 Richard Henderson <rth@redhat.com>
9763 * c-decl.c, expmed.c, expr.c: Revert last change.
9765 2005-01-26 Richard Henderson <rth@redhat.com>
9768 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9770 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9771 if we don't need the bits above those present in the current mode.
9772 * expr.c (store_field): Strip conversions to odd-bit-sized types
9773 if the destination field width matches.
9775 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9777 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9778 either -ffast-math or -funsafe-math-optimizations is in use.
9780 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9784 * config/avr/avr.c (notice_update_cc): Only set condition code for
9785 ashrqi3 if shift count > 0.
9786 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9787 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9788 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9789 count <= 0 as a no-op, and shift count >= width by copying zero
9790 or sign bit to all bits of the result.
9791 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9792 count, with attribute "length" set to 0 and "cc" set to "none".
9794 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9796 * doc/invoke.texi: Document -mTLS.
9798 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9799 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9800 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9801 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9802 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9803 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9804 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9805 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9807 * configure.ac: Check for a TLS capable gas.
9809 * configure: Regenerate.
9811 2005-01-26 Richard Henderson <rth@redhat.com>
9814 * combine.c (make_field_assignment): Simplify store to zero_extract
9815 from a source with an overlapping mask.
9817 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9819 2004-11-11 Eric Christopher <echristo@redhat.com>
9821 * config/frv/frv.md: Add fr400_integer automaton. Don't
9822 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9825 2005-01-26 Steven Bosscher <stevenb@suse.de>
9828 * cfgbuild.c (make_edges): Do not clear or set
9829 current_function_has_computed_jump.
9830 * function.h (struct function): Remove the has_computed_jump field.
9831 (current_function_has_computed_jump): Do not define.
9832 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9833 in a computed jump. Ignore current_function_has_computed_jump.
9835 2005-01-26 Richard Henderson <rth@redhat.com>
9838 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9839 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9841 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9842 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9843 objects into static storage if they have more than one non-zero value.
9844 * tree.h (categorize_ctor_elements): Update decl.
9846 2005-01-26 Steven Bosscher <stevenb@suse.de>
9849 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9850 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9851 to this function from 2004-07-10.
9852 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9853 the current function for tail call optimizations if the address
9854 of one of it its arguments is taken.
9856 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9858 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9860 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9862 * function.c (expand_function_end): If current_function_calls_alloca,
9863 emit stack restore in a place that is reached when the function falls
9866 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9868 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9869 rule to avoid matching inappropriate suffix rule.
9871 2005-01-26 Jan Hubicka <jh@suse.cz>
9873 PR tree-optimization/19241
9874 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9876 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9878 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9879 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9881 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9882 <sim*>: Always use crt1.o, regardless of N in simN.
9883 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9884 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9885 (CRT_CALL_STATIC_FUNCTION): Remove.
9886 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9887 use crt1.o, regardless of N in simN.
9888 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9889 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9890 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9891 case isystem setting.
9892 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9894 2005-01-25 Ian Lance Taylor <ian@airs.com>
9896 * gimple-low.c (block_may_fallthru): Correct handling of
9897 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9899 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9901 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9902 handlers to match indentation; nested under the mtune=* handler.
9903 Similar for mcpu= and march=.
9905 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9907 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9908 * config/mips/linux64.h (LIB_SPEC): Likewise.
9909 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9910 * config/sh/linux.h (LIB_SPEC): Likewise.
9912 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9914 * config/frv/frv.c (frv_legitimize_tls_address): New.
9915 (TARGET_HAVE_TLS): Define.
9916 (FRV_SYMBOL_REF_TLS_P): Define.
9917 (frv_override_options): Handle new register classes.
9918 (frv_legitimate_address_p): Reject tls addresses.
9919 (frv_legitimize_address): Handle TLS addresses.
9920 (gen_inlined_tls_plt): New.
9922 (frv_legitimize_tls_address): New.
9923 (unspec_got_name): Add TLS entries.
9924 (got12_operand): Add R_FRV_TLSMOFF12 case.
9925 (frv_emit_move): Fixup TLS addresses.
9926 (frv_emit_movsi): Legitimize TLS addresses.
9928 * config/frv/frv.h (MASK_BIG_TLS): New.
9929 (TARGET_BIG_TLS): New.
9930 (HAVE_AS_TLS): Define.
9931 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9932 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9933 (REG_CLASS_NAMES): Same.
9934 (REG_CLASS_CONTENTS): Same.
9935 (CONSTRAINT_LEN): New.
9936 (REG_CLASS_FROM_CONSTRAINT): New.
9937 (PREDICATE_CODES): Add symbolic_operand.
9939 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9940 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9941 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9942 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9943 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9944 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9945 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9946 GR9_REG, GR14_REG, LRREG.
9947 (type): Add load_or_call attribute.
9948 ("load_or_call"): New reservation.
9949 ("call_gettlsoff"): New.
9950 ("tls_indirect_call"): New.
9951 ("tls_load_gottlsoff12"): New.
9952 ("tlsoff_hilo"): New.
9953 ("tls_tlsdesc_ldd"): New.
9954 ("tls_tlsoff_ld"): New.
9957 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9959 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9961 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9962 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9963 * config/frv/frv.c (TLS_BIAS): Define.
9964 (frv_output_dwarf_dtprel): New.
9966 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9968 PR rtl-optimization/19579
9969 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9970 both A and B, see if they don't clobber registers the other expr uses.
9972 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9974 * real.c (do_add): Initialize signalling and canonical members.
9976 * real.c (real_from_integer): Zero out destination.
9978 2005-01-18 Jan Hubicka <jh@suse.cz>
9980 PR tree-optimize/19337
9981 * tree-inline.c (initialize_inlined_parameters): Copy
9982 saved_static_chain_decl only.
9984 2005-01-25 Richard Henderson <rth@redhat.com>
9988 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9989 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9990 80387 enabled, to return a proper subclass. Return the subset that
9991 overlaps with GENERAL_REGS for PLUS.
9992 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9994 2005-01-25 Richard Henderson <rth@redhat.com>
9997 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9999 2005-01-25 Roger Sayle <roger@eyesopen.com>
10001 * expmed.c (choose_multiplier): Change interface to return the
10002 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10003 (expand_divmod): Update calls to choose_multiplier.
10005 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10007 PR middle-end/19330
10008 * expmed.c (extract_bit_field): Use adjust_address instead of
10009 gen_lowpart when op0 is a MEM.
10011 2005-01-24 Steven Bosscher <stevenb@suse.de>
10013 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
10015 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10017 * config/mips/irix-csr.c: New file.
10018 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10019 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10020 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10023 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
10026 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
10027 sparc/elf.h, add sparc/sp-elf.h.
10028 (sparc-*-rtems*): Likewise.
10029 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
10030 tm-dwarf2.h, add sparc/sp-elf.h.
10031 (sparc86x-*-elf): Likewise.
10032 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
10033 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
10034 TARGET_OS_CPP_BUILTINS.
10035 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10036 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10038 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
10039 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10040 (SWITCH_TAKES_ARG): Likewise.
10041 (LOCAL_LABEL_PREFIX): Likewise.
10042 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10043 (TARGET_N_FORMAT_TYPES): Delete.
10044 (TARGET_FORMAT_TYPES): Likewise.
10045 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10046 * config/sparc/elf.h: Delete.
10047 * config/sparc/sp-elf.h: New file.
10049 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10051 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10052 * tree-flow.h: Remove the corresponding prototype.
10053 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10054 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10056 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10059 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10060 for AIX ABI or ELF -fPIC.
10061 (rs6000_emit_load_toc_table): Don't create toc_section here.
10062 (rs6000_xcoff_file_start): Nor here.
10064 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10066 * sh.c (ra.h): Don't #include.
10067 (hard_regs_intersect_p): New function, resurrected from ra.c.
10069 * sh.c: Fix 1996 Copyright.
10071 2005-01-24 Richard Henderson <rth@redhat.com>
10072 Aldy Hernandez <aldyh@redhat.com>
10074 * regrename.c (note_sets): Handle subregs.
10076 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10079 * genconditions.c (write_header, write_conditions): Elide file if
10082 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10084 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10085 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10088 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10090 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10091 expand_builtin_printf, expand_builtin_fprintf,
10092 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10093 checking against POINTER_TYPE.
10094 (validate_arglist): Handle POINTER_TYPE code by checking
10097 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10099 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10100 init_rtlanal): New.
10101 (for_each_rtx): Call for_each_rtx_1.
10102 * rtl.h (init_rtlanal): Declare.
10103 * toplev.c (backend_init): Call init_rtlanal.
10105 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10107 * flow.c (propagate_one_insn): Formatting.
10109 PR middle-end/19551
10110 * flow.c (libcall_dead_p): Be more conservative if unsure.
10111 If there are any instructions between insn and call, see if they are
10112 all dead before saying the libcall is dead.
10114 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10116 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10117 operand constraint for operand 0.
10119 2005-01-23 Richard Henderson <rth@redhat.com>
10122 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10123 edges leading to join block.
10125 2005-01-23 Roger Sayle <roger@eyesopen.com>
10127 * expmed.c (expand_mult_highpart): Make static. Change type of
10128 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10129 (expand_divmod): Updates calls to expand_mult_highpart by using
10130 gen_int_mode to pass a CONST_INT rtx.
10131 * rtl.h (expand_mult_highpart): Remove prototype.
10133 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10135 * flow.c (regset_bytes, regset_size): Remove.
10137 * cfganal.c: Fix a reference to Harvey's paper.
10139 2005-01-23 Steven Bosscher <stevenb@suse.de>
10141 PR rtl-optimization/19464
10142 * tree-optimize.c (init_tree_optimization_passes): Add one more
10143 copyrename pass just before out-of-ssa.
10145 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10148 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10149 * ggc-none.c (ggc_free): Define.
10151 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10153 * cse.c (max_reg, max_insn_uid): Remove.
10154 (cse_main): Don't access max_reg or max_insn_uid.
10156 * c-common.c (explicit_flag_signed_bitfields,
10157 lang_statement_code_p, lang_expand_function_end): Remove.
10158 * c-common.h: Remove the corresponding declarations.
10159 * c-opts.c (c_common_handle_option): Remove all write access
10160 to explicit_flag_signed_bitfields.
10162 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10163 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10164 * cgraph.h: Remove the corresponding declaration.
10166 * gcse.c (null_pointer_info): Remove.
10168 2005-01-23 Roger Sayle <roger@eyesopen.com>
10169 Eric Botcazou <ebotcazou@libertysurf.fr>
10171 * combine.c (simplify_logical): Only simplify logical expressions
10172 of the form ior(and(x,y),z) by the inverse distributive law if the
10173 result is cheaper than the original.
10175 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10177 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10178 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10179 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10180 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10181 config/freebsd-spec.h, config/arm/arm.h,
10182 config/h8300/h8300.md, config/i386/i386.md,
10183 config/i386/predicates.md, config/i386/sse.md,
10184 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10185 config/vax/vax.md: Fix comment typos. Follow spelling
10188 2005-01-23 Steven Bosscher <stevenb@suse.de>
10190 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10191 tests, instead of `less than'.
10193 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10195 * function.c (assign_parm_setup_block): When creating a new stack slot
10196 for a parameter, get its alignment from the parameter's DECL_ALIGN
10197 rather than the type's TYPE_ALIGN. Make sure that the parameter
10198 is at least word aligned.
10200 2005-01-22 Roger Sayle <roger@eyesopen.com>
10202 PR middle-end/19378
10203 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10205 2005-01-22 Richard Henderson <rth@redhat.com>
10208 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10209 in both compare operands.
10210 (movdfcc_1_sse_max): Likewise.
10211 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10212 (movdfcc_1_sse): Likewise.
10213 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10214 scratch register as needed.
10216 2005-01-22 Richard Henderson <rth@redhat.com>
10218 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10220 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10222 2005-01-22 Richard Henderson <rth@redhat.com>
10224 * genopinit.c (optabs): Use smin/smax for floating point too.
10225 * doc/md.texi: Update to match. Clarify that floating point
10226 results are undefined for +0/-0 and NaN.
10227 * doc/rtl.texi: Likewise.
10228 * rtl.def (SMIN, SMAX): Likewise
10229 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10231 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10232 leading 's' to the name.
10233 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10234 smaxxf3, sminxf3): Likewise.
10235 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10238 2005-01-22 Paul Brook <paul@codesourcery.com>
10240 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10242 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10244 * config/s390/s390.c (struct processor_costs): New fields
10245 dlgr, dlr, dr, dsgfr, dsgr.
10246 (z900_cost, z990_cost): Values for new fields.
10247 (s390_rtx_costs): New cases MEM und COMPARE in switch
10248 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10249 DIV, MOD, UDIV, UMOD.
10251 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10253 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10254 into the register being decremented.
10255 ("doloop_si31", "doloop_di"): Likewise.
10256 ("*doloop_si_long"): Adapt pattern.
10258 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10260 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10262 (CLASS_MAX_NREGS): Likewise.
10264 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10266 * doc/tree-ssa.texi (Statement Operands): Add example for new
10267 must-def macro. Note deprecation of old operands interface.
10269 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10271 PR tree-optimization/19484
10272 * tree-cfg.c (remove_fallthru_edge): New function.
10273 (cleanup_control_flow): Remove fallthru edges from calls that are
10274 now known not to return.
10276 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10278 Fix PR tree-optimization/19038
10279 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10280 copies with loop variant ones.
10282 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10284 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10285 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10286 config/alpha/alpha.md, config/alpha/predicates.md,
10287 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10288 config/sparc/sol2.h: Update copyright.
10290 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10291 first label to see if it is a nonlocal label.
10293 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10294 Andrew Pinski <pinskia@physics.uc.edu>
10297 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10298 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10300 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10302 * config/rs6000/rtems.h: Update copyright.
10304 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10307 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10308 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10309 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10311 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10314 * c-typeck.c (convert_arguments): Check for error_mark_node.
10316 2005-01-21 Ian Lance Taylor <ian@airs.com>
10318 PR tree-optimization/13000
10319 * tree-inline.c: Include "tree-flow.h".
10320 (expand_call_inline): If warn_return_type, warn if non-void inline
10321 function falls through.
10322 * tree-cfg.c (execute_warn_function_return): Don't warn about
10323 control reaching end if TREE_NO_WARNING is set. Set
10325 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10327 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10328 branch if we don't need one.
10329 * c-typeck.c: Include "tree-flow.h"
10330 (c_finish_bc_stmt): Don't add a goto if the current statement
10331 list doesn't fall through to the current point.
10333 2005-01-21 Roger Sayle <roger@eyesopen.com>
10335 PR rtl-optimization/576
10336 * real.c (real_arithmetic): Change return type from void to bool
10337 to return an indication that the result may be inexact.
10338 * real.h (real_arithmeric): Update prototype.
10339 * fold-const.c (const_binop): Don't constant fold floating
10340 point expressions when the user specifies -frounding-math and
10341 the result may depend upon the run-time rounding mode.
10342 (fold_convert_const_real_from_real): Clean-up.
10343 (fold_initializer): Ignore flag_rounding_math for initializers.
10344 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10345 constant fold FP operations with flag_rounding_math if the
10346 result may depend upon the run-time rounding mode.
10348 2005-01-21 Tom Tromey <tromey@redhat.com>
10350 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10352 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10354 * tree-cfg.c: Fix comment typos.
10356 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10358 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10359 around the call to rest_of_handle_branch_target_load_optimize.
10361 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10363 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10364 (sparc64-*-openbsd*): Likewise.
10365 (sparclite-*-elf*): Include tm-dwarf2.h.
10366 (sparc86x-*-elf*): Likewise.
10367 (sparc64-*-elf*): Likewise.
10368 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10369 (DBX_DEBUGGING_INFO): Likewise.
10370 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10371 (PREFERRED_DEBUGGING_TYPE): Likewise.
10372 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10373 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10374 (PREFERRED_DEBUGGING_TYPE): Likewise.
10375 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10376 (PREFERRED_DEBUGGING_TYPE): Likewise.
10377 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10379 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10382 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10384 2005-01-20 Paul Brook <paul@codesourcery.com>
10386 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10388 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10390 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10391 label is first in a sequence of labels.
10393 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10395 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10396 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10398 * doc/sourcebuild.texi (Test Directives): New.
10400 2005-01-20 Roger Sayle <roger@eyesopen.com>
10402 * real.c (real_floor): Don't leave the result uninitialized when
10403 mode is VOIDMode, but return the unrounded intermediate value.
10404 (real_ceil): Likewise.
10406 2005-01-20 Paul Brook <paul@codesourcery.com>
10408 * config/arm/arm.md (insv): Use gen_int_mode.
10410 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10412 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10413 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10414 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10415 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10416 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10418 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10421 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10422 fbreg, so we have to assume we can't.
10423 (loc_descriptor_from_tree_1): Ditto.
10424 (containing_function_has_frame_base): New function.
10425 (add_location_or_const_value_attribute): Use it.
10426 Also try to generate a frame_base from a single element location
10429 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10431 PR tree-optimization/15349
10432 * timevar.def (TV_TREE_MERGE_PHI): New.
10433 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10435 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10436 calls to tree_forwarder_block_p.
10437 (remove_forwarder_block_with_phi, merge_phi_nodes,
10438 gate_merge_phi, pass_merge_phi): New.
10439 * tree-optimize.c (init_tree_optimization_passes): Add
10441 * tree-pass.h: Add an extern for pass_merge_phi;
10443 2005-01-20 Richard Henderson <rth@redhat.com>
10446 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10447 (_mm_castps_pd, _mm_castps_si128): New.
10448 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10450 2005-01-20 Richard Henderson <rth@redhat.com>
10453 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10454 __builtin_ia32_vec_init_v2si.
10455 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10456 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10457 (ix86_init_mmx_sse_builtins): Create it.
10458 (ix86_expand_builtin): Expand it.
10459 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10460 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10461 (vec_extractv2si_0, vec_extractv2si_1): New.
10463 2005-01-20 Richard Henderson <rth@redhat.com>
10466 * config/i386/i386.c (ix86_expand_push): New.
10467 * config/i386/mmx.md (push<MMXMODE>1): New.
10468 * config/i386/sse.md (push<SSEMODE>1): New.
10469 * config/i386/i386-protos.h: Update.
10471 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10473 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10476 2005-01-20 Richard Henderson <rth@redhat.com>
10478 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10479 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10481 2005-01-19 Richard Henderson <rth@redhat.com>
10484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10485 to V4SFmode in SSE1 fallback load path.
10487 2005-01-19 Richard Henderson <rth@redhat.com>
10489 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10490 in QImode expansion to ix86_expand_vector_set.
10491 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10493 2005-01-19 Richard Henderson <rth@redhat.com>
10496 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10497 subclass of the input class.
10498 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10499 Always true for cross-SSE1 classes. Rationalize conditionals.
10500 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10501 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10502 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10503 (movdi_2): Add MMX/SSE zeros.
10504 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10505 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10506 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10507 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10508 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10509 (zero_extendsidi2_rex64_1): Remove.
10510 (MOV0 peephole): Check GENERAL_REG_P.
10512 2005-01-19 Richard Henderson <rth@redhat.com>
10515 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10517 (ix86_expand_vector_extract): Likewise.
10519 2005-01-19 Richard Henderson <rth@redhat.com>
10521 PR middle-end/19304
10522 * expr.c (emit_move_change_mode): New argument force; use
10523 simplify_gen_subreg if true.
10524 (emit_move_via_alt_mode): Merge into ...
10525 (emit_move_via_integer): ... here.
10526 (emit_move_ccmode): Use emit_move_change_mode directly.
10528 2005-01-19 Richard Henderson <rth@redhat.com>
10531 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10532 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10533 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10535 (alpha_emit_set_const): Likewise. Make static.
10536 (alpha_emit_set_long_const): Make static.
10537 (alpha_extract_integer): Split out from alpha_expand_mov.
10538 (alpha_split_const_mov): Likewise.
10539 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10540 (alpha_legitimate_constant_p): New.
10541 * config/alpha/alpha-protos.h: Update.
10542 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10543 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10544 * config/alpha/alpha.md (movsi): Add n alternative.
10545 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10546 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10547 (splitters for all of the above): Use alpha_split_const_mov.
10548 * config/alpha/predicates.md (non_add_const_operand): New.
10549 (non_zero_const_operand): New.
10550 (input_operand): Use alpha_legitimate_constant_p after reload.
10552 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10554 PR tree-optimization/19038
10555 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10556 (add_candidate): Add ivs with increment in latch only if
10557 allow_ip_end_pos_p is true.
10558 (determine_iv_cost): Use empty_block_p.
10560 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10562 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10563 (compute_dominance_frontiers): Ditto.
10565 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10568 * config/sh/t-rtems: New.
10569 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10571 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10573 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10574 the offset of the selected field.
10576 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10578 * tree-cfg.c (remove_forwarder_block): Fix the check to
10579 prevent a nonlocal label from appearing in the middle of a
10582 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10584 PR rtl-optimization/19462
10585 * reorg.c (find_end_label): Create return insn only if
10586 current_function_epilogue_delay_list is empty.
10588 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10590 * doc/passes.texi: Remove paragraph mentioning new-ra.
10592 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10594 PR rtl-optimization/15139
10595 * combine.c: Include params.h.
10596 (count_rtxs): New function.
10597 (record_value_for_reg): If replace_rtx would replace at least
10598 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10599 (clobber (const_int 0)) instead of TEM.
10600 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10601 * params.h (MAX_LAST_VALUE_RTL): New.
10602 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10603 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10606 * c-typeck.c (digest_init): Only call build_vector if all constructor
10607 elements are *_CST nodes.
10608 * gimplify.c (gimplify_init_constructor): Likewise.
10610 PR middle-end/19164
10611 * c-typeck.c (digest_init): Only call build_vector if inside_init
10614 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10616 * toplev.c (init_asm_output): Remove dead #ifdef.
10618 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10620 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10622 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10624 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10625 accessing DECL_FUNCTION_CODE.
10626 * dojump.c (do_jump): Likewise.
10627 * gimplify.c (gimplify_call_expr): Likewise.
10628 * predict.c (expr_expected_value): Likewise.
10629 (strip_builtin_expect): Likewise.
10630 * tree-inline.c (estimate_num_insns_1): Likewise.
10631 * tree-ssa-loop-im.c (stmt_cost): Likewise
10632 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10633 (tree_expr_nonnegative_p): Likewise.
10635 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10637 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10638 variant of the load_pcrel_sym pattern.
10639 * config/sparc/sparc.md (P macro): Move to the top.
10640 (load_pcrel_sym): Macroize using P.
10641 (save_register_window): Likewise.
10643 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10645 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10646 ("sordered"): Same.
10648 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10651 * c-typeck.c (build_asm_expr): Strip nops off
10652 input memory operands.
10654 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10656 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10657 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10658 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10659 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10661 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10664 * config/i386/i386.c (override_options): If the 80387 is disabled,
10665 then do not return FP values using FP registers.
10667 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10669 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10670 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10671 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10672 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10673 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10674 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10675 output.h, postreload-gcse.c, postreload.c, recog.c,
10676 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10677 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10678 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10679 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10680 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10681 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10682 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10683 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10685 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10686 config/alpha/alpha.c, config/arm/vfp.md,
10687 config/i386/emmintrin.h, config/i386/i386-modes.def,
10688 config/i386/i386-protos.h, config/i386/i386.h,
10689 config/i386/pmmintrin.h, config/i386/ppro.md,
10690 config/i386/predicates.md, config/i386/xmmintrin.h,
10691 config/i860/i860.c, config/ia64/ia64-modes.def,
10692 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10693 config/ia64/ia64.md, config/ia64/itanium1.md,
10694 config/ia64/itanium2.md, config/ia64/predicates.md,
10695 config/iq2000/iq2000.h, config/mips/linux64.h,
10696 config/rs6000/aix41.h, config/rs6000/aix43.h,
10697 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10698 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10699 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10700 config/sparc/linux64.h, config/sparc/litecoff.h,
10701 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10702 config/sparc/sparc.h, config/sparc/sparc.md,
10703 config/sparc/sysv4-only.h: Update copyright.
10705 2005-01-18 Richard Henderson <rth@redhat.com>
10708 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10710 2005-01-18 Marc Espie <espie@openbsd.org>
10711 * config/i386/openbsdelf.h: Typo.
10713 2005-01-18 Richard Henderson <rth@redhat.com>
10715 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10716 special case for sse.
10717 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10719 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10721 * tree-inline.c (estimate_num_insns_1): Added cases for
10722 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10724 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10726 PR rtl-optimization/19296
10727 * combine.c (simplify_comparison): Rewrite the condition under
10728 which a non-paradoxical SUBREG of a PLUS can be lifted when
10729 compared against a constant.
10731 2005-01-18 Andi Kleen <ak@muc.de>
10733 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10734 * c.opt (-Wpointer-sign): Add.
10735 * doc/invoke.texi: (-Wpointer-sign): Add.
10737 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10739 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10740 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10741 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10742 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10743 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10744 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10745 for TARGET_MIX_SSE_I387.
10746 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10747 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10748 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10749 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10750 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10751 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10752 TARGET_MIX_SSE_I387.
10753 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10756 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10759 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10760 Add movaps alternative for xmm reg->reg move.
10762 2005-01-17 Jeff Law <law@redhat.com>
10764 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10765 at the end of the main DOM loop rather than just before DOM exits.
10767 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10769 PR tree-optimization/19121
10770 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10771 adding aliases to a name tag, also add them to the pointer's
10773 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10774 sensitive alias info at all. Only check that the two pointers
10775 have compatible pointed-to sets.
10776 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10777 a pointer's type tag is a superset of the alias set of the
10778 pointer's name tag.
10780 2005-01-17 James E Wilson <wilson@specifixinc.com>
10783 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10784 comment to document why.
10786 2005-01-17 Richard Henderson <rth@redhat.com>
10788 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10789 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10790 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10791 sse2_vmsminv2df3_finite): New.
10792 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10793 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10794 Force op1 into register.
10796 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10798 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10799 bubblestrap from always rebuilding build directory.
10801 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10803 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10804 ("*cmpmem_short"): Likewise.
10806 2005-01-17 Steven Bosscher <stevenb@suse.de>
10808 * basic-block.h: Document BB_* flags.
10809 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10810 use an sbitmap instead.
10811 * sched-rgn.c (compute_trg_info): Likewise.
10813 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10815 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10816 redundant target_cpu_default and extra_parts lines. Use the default
10818 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10819 (SUBTARGET_EXTRA_SPECS): Delete.
10820 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10821 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10822 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10823 and "n32" for -mabi=n32.
10825 2005-01-17 Ian Lance Taylor <ian@airs.com>
10828 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10829 fold constant variables into initial values.
10831 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10833 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10835 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10836 through the statements backward.
10838 2005-01-17 Ian Lance Taylor <ian@airs.com>
10840 PR middle-end/13127:
10841 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10842 a variable set to the return value of the inlined function.
10844 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10846 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10847 when modes are tieable.
10849 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10851 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10852 of pthread_create to find out if threads are enabled.
10853 * gthr-posix95.h (__gthread_active_p): Likewise.
10855 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10857 * common.opt (-fnew-ra): Remove.
10859 * toplev.h (flag_new_regalloc): Remove.
10860 * Makefile.in (ra*.*): Don't mention.
10861 * passes.c (rest_of_handle_new_regalloc): Remove.
10862 (rest_of_handle_combine, rest_of_compilation): Always consider
10863 flag_new_regalloc as false.
10864 * doc/invoke.texi: Don't document -fnew-ra.
10866 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10868 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10869 last parameter to reg_scan.
10870 * loop.c (loop_optimize): Likewise.
10871 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10872 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10873 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10874 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10875 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10876 * regclass.c (reg_scan): Likewise, for the declaration.
10877 * rtl.h (reg_scan): Likewise, for the prototype.
10879 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10881 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10882 mark_dfs_back_edges.
10884 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10886 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10887 (compute_avail): Uses don't go in tmp_gen.
10889 2005-01-16 Steven Bosscher <stevenb@suse.de>
10891 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10892 loop to look for a free slot in a page entry.
10894 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10897 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10898 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10899 just before targetm.asm_out.file_end.
10900 * tree.h (process_pending_assemble_output_defs): Declare.
10901 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10903 (assemble_alias): Defer generation of assembly code for defines when
10904 TARGET_DEFERRED_OUTPUT_DEFS is true.
10905 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10906 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10907 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10909 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10912 * pa.c (pa_scalar_mode_supported_p): New function.
10913 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10914 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10916 * pa-protos.h (prefetch_operand): Delete.
10917 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10918 * pa.c (prefetch_operand): Delete.
10919 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10920 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10921 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10922 and prefetch_nocc_operand.
10923 * pa.md (prefetch): Rework to avoid reload problems handling short
10924 displacements when a cache control completer needs to be provided.
10925 (prefetch_32, prefetch_64): Delete.
10926 (prefetch_cc, prefetch_nocc): New patterns.
10928 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10930 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10932 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10935 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10936 exceeds maximum alignment for global common data.
10937 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10938 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10940 2004-01-15 Roger Sayle <roger@eyesopen.com>
10942 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10944 2004-01-15 Roger Sayle <roger@eyesopen.com>
10946 * harg-reg-set.h (reg_class_names): Prototype global array.
10947 * regclass.c (reg_class_names): Declare here and initialize to
10949 (dump_regclass): Remove local declaration of reg_class_names.
10950 (regclass): Likewise.
10951 * cfg.c (dump_flow_info): Likewise.
10952 * ra-debug.c (reg_class_names): Likewise.
10953 * regrename.c (reg_class_names): Likewise.
10954 * reload.c (reg_class_names): Likewise.
10955 * reload1.c (spill_failure): Likewise.
10956 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10958 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10960 * config/s390/s390.md ("reload_outti"): Remove predicate for
10961 output operand. Abort if operand is not a MEM.
10962 ("reload_outdi", "reload_outdf"): Likewise.
10964 2005-01-15 Marc Espie <espie@openbsd.org>
10966 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10967 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10968 * config/openbsd.h: Fix C++ includes for native configurations.
10969 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10970 Add trampoline support.
10971 * config/i386/openbsdelf.h: New.
10973 2005-01-15 Marc Espie <espie@openbsd.org>
10975 * collect2.c (main): Explicitly parse -dynamic-linker option.
10977 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10979 PR tree-optimization/19060
10980 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10981 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10982 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10983 and handle extract_range_from_cond returning false.
10984 * fold-const.c (fold): Optimize comparisons with min/max even for
10985 width > HOST_BITS_PER_WIDE_INT.
10987 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10989 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10990 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10991 Remove little endian multilib variants.
10992 Add mips32 multilib variant.
10994 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10996 * explow.c (copy_all_reg, stabilize): Remove.
10997 * expr.h: Remove the corresponding prototypes.
10999 * rtlanal.c (regs_set_between_p): Remove.
11000 * rtl.h: Remove the corresponding prototype.
11002 2005-01-14 David Edelsohn <edelsohn@gnu.org>
11004 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
11005 to rs6000_nonimmediate_operand.
11006 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
11007 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
11008 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
11009 rs6000_nonimmediate_operand.
11010 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
11011 rs6000_nonimmediate_operand.
11013 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
11015 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
11017 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11019 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
11021 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
11022 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
11024 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
11025 (rs6k_nonimmediate_operand): New.
11026 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
11028 (legitimate_lo_sum_address_p): Same.
11029 (rs6000_legitimize_address): Same.
11030 (rs6000_legitimize_reload_address): Same.
11031 (rs6000_legitimate_address): Same.
11032 (spe_build_register_parallel): Pass DF and DC modes in a DI
11035 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
11036 to rs6k_nonimmediate_operand.
11038 * config/rs6000/spe.md ("*frob_df_di"): New.
11039 ("*frob_di_df"): New.
11040 ("*frob_di_df_2"): New.
11041 ("*mov_sidf_e500_subreg0"): New.
11042 ("*mov_sidf_e500_subreg4"): New.
11043 ("*movdf_e500_double"): Change predicate to
11044 rs6k_nonimmediate_operand.
11046 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11048 * postreload.c (move2add_note_store): Only call
11049 trunc_int_for_mode on scalar integers.
11051 2005-01-14 Steven Bosscher <stevenb@suse.de>
11053 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11054 replace BB_VISITED uses.
11055 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11056 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11057 (tree_dce_done): Free visited_control_parents.
11058 (perform_tree_ssa_dce): Allocate and clear it.
11059 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11060 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11061 instead of BB_VISITED.
11063 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11065 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11066 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11067 Remove unused prototypes.
11069 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11071 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11072 64-bit register usage.
11073 (spe_func_has_64bit_regs_p): Add FIXME note.
11075 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11077 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11078 flag_finite_math_only with flag_unsafe_math_optimizations.
11080 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11082 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11083 end-of-stack check.
11084 (__tpf_eh_return): Copy TPF private stack area from the module
11085 boundary stack frame. Add check for when module addresses are
11086 equal, but no stub address is found.
11088 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11091 * arm.h (struct machine_function): Add call_via field.
11092 (thumb_call_via_label): Declare.
11093 * arm.c (thumb_call_via_label): New variable.
11094 (thumb_call_reg_needed): New variable.
11095 (arm_output_function_epilogue): For Thumb code, output any per-function
11096 call-indirect trampolines.
11097 (thumb_call_via_reg): New function.
11098 (arm_file_end): New function.
11099 (TARGET_ASM_FILE_END): Call arm_file_end.
11100 (aof_file_end): Likewise.
11101 * arm-protos.h (thumb_call_via_reg): Declare.
11102 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11103 thumb_call_via_reg in normal case.
11105 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11107 PR middle-end/19084
11108 PR rtl-optimization/19348
11109 * recog.c (peephole2_optimize): Do global life update if some peephole
11110 decides it doesn't need at least one of its inputs and that change
11111 influences liveness at the start of the basic block.
11113 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11114 arguments instead of 1.
11116 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11118 PR middle-end/18820
11119 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11120 zero for nested functions needing a static chain or functions
11121 with a non-constant address.
11123 2005-01-13 Roger Sayle <roger@eyesopen.com>
11125 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11126 (and (sign_extend X) C) into (zero_extend (and X C)).
11128 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11130 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11132 2005-01-13 Richard Henderson <rth@redhat.com>
11137 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11138 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11139 not just TARGET_SSE.
11140 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11141 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11142 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11143 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11144 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11145 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11146 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11147 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11148 (movdicc_c_rex64): Rename with '*'.
11149 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11150 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11151 (movsfcc_1_387): Rename from movsfcc_1.
11152 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11153 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11154 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11155 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11156 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11157 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11158 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11159 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11160 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11161 sse_movdfcc_const0_4): Remove.
11162 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11163 recognize min/max early. Update for changed sse cmove patterns.
11164 (ix86_split_sse_movcc): New.
11165 * config/i386/i386-protos.h: Update.
11167 2005-01-13 Steven Bosscher <stevenb@suse.de>
11169 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11170 (fix_stmt_v_may_defs): Likewise.
11172 2005-01-13 Richard Henderson <rth@redhat.com>
11174 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11175 for converting the mask.
11177 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11179 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11182 2005-01-13 Richard Henderson <rth@redhat.com>
11184 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11185 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11186 IX86_BUILTIN_MOVDQ2Q): Remove.
11187 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11188 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11189 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11191 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11192 (sse2_pextrw): Fix immediate constraint.
11193 (sse2_loadq, sse2_loadq_rex64): Remove.
11194 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11195 Use __builtin_ia32_vec_ext_<size>.
11196 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11198 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11200 * function.c (assign_parm_setup_block): Look inside original
11201 entry_parm when inspecting PARALLEL.
11203 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11204 Joel Sherrill <joel@oarcorp.com>
11207 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11208 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11209 rtems_gxx_recursive_mutex_init.
11210 (__gthread_recursive_mutex_lock): New function.
11211 (__gthread_recursive_mutex_trylock): Likewise.
11212 (__gthread_recursive_mutex_unlock): Likewise.
11214 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11216 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11218 2005-01-13 Jan Beulich <jbeulich@novell.com>
11220 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11221 (ashrti3_internal): Indicate output is early clobber. Generate result
11222 into output rather than first input. Use move for low word of output
11223 if shift count is exactly 64.
11224 (lshrti3_internal): Likewise.
11226 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11230 * reload1.c (delete_output_reload): Don't delete an output reload
11231 if the pseudo lives longer than a single basic block. Adjust and
11232 improve wording of comment.
11234 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11237 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11238 of TYPE_SIZE where we mean the number of bytes.
11240 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11242 * function.c (assign_parm_setup_block): Relax condition on
11243 multi-register optimization.
11245 2005-01-12 Nick Clifton <nickc@redhat.com>
11247 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11248 an "in_delay_slot" attribute of "no" to prevent them being used in
11249 delay slots. This is forbidden because they might generate
11252 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11255 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11256 with r->Y and Y->r.
11258 2005-01-12 Nick Clifton <nickc@redhat.com>
11260 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11261 passed on to GAS) but do not define, as GAS no longer supports or
11262 needs the -m2000 option.
11264 2005-01-11 Roger Sayle <roger@eyesopen.com>
11266 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11267 type as args of unprototyped builtins aren't automatically promoted.
11268 (fold_builtin_abs): Likewise.
11270 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11272 * Makefile.in: Set a `build-warn' variable.
11274 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11276 PR tree-optimization/17949
11277 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11278 (find_interesting_uses_address): Use it.
11280 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11282 * regrename.c (kill_value): Handle subreg's that won't simplify.
11284 2005-01-11 Richard Henderson <rth@redhat.com>
11287 * config/i386/i386.h (enum ix86_builtins): Move ...
11288 * config/i386/i386.c: ... here.
11289 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11290 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11291 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11292 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11293 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11294 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11295 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11296 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11297 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11298 IX86_BUILTIN_LOADDDUP): Remove.
11299 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11300 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11301 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11302 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11303 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11304 (ix86_init_builtins): Make static.
11305 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11306 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11307 if all the modes match. Otherwise, fake it.
11308 (get_element_number, ix86_expand_vec_init_builtin,
11309 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11310 (ix86_expand_builtin): Make static. Update for changed builtins.
11311 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11312 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11313 (ix86_expand_vector_init_duplicate): New.
11314 (ix86_expand_vector_init_low_nonzero): New.
11315 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11316 Split out from ix86_expand_vector_init; handle integer modes.
11317 (ix86_expand_vector_init): Use them.
11318 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11319 * config/i386/i386-protos.h: Update.
11320 * config/i386/predicates.md (reg_or_0_operand): New.
11321 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11322 (movv2sf_internal): Likewise. And a splitter to match them all.
11323 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11324 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11325 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11326 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11327 (mmx_pinsrw): Fix operand ordering.
11328 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11329 rather than sse_loadss expander.
11330 (movv2df splitter): Similarly.
11331 (sse_loadss, sse_loadlss): Remove.
11332 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11333 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11334 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11335 (sse3_movddup): Rename with '*'.
11336 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11337 (sse2_loadsd): Remove.
11338 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11339 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11340 (sse2_pinsrw): Fix argument ordering.
11341 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11342 (sse2_stored): Remove 'r' destination.
11343 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11344 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11345 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11346 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11347 vec_extractv16qi, vec_initv16qi): New.
11349 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11350 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11351 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11353 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11354 (_mm_load_si128, _mm_store_si128): Likewise.
11355 (_mm_load1_pd): Use _mm_set1_pd.
11356 (_mm_load_sd): Use _mm_set_sd.
11357 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11358 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11359 (_mm_set_epi64): Use _mm_set_epi64x.
11360 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11361 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11362 _mm_setr_epi8): Use _mm_set_foo form.
11363 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11364 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11365 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11366 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11367 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11368 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11369 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11370 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11371 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11372 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11373 (_mm_movedup_pd): Use _mm_shuffle_pd.
11374 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11375 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11376 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11377 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11378 Use _mm_setzero_ps.
11379 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11380 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11381 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11382 (_mm_store_ps): Use raw dereference.
11383 (_mm_store1_ps): Use _mm_storeu_ps.
11384 (_mm_storer_ps): Use _mm_store_ps.
11385 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11386 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11388 2005-01-11 Stan Shebs <shebs@apple.com>
11390 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11391 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11393 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11396 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11397 Skip all DECLs except for FIELD_DECLs.
11399 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11401 * config/s390/s390.c (override_options): Return error if
11402 -mbackchain, -mpacked-stack and -mhard-float are used together.
11403 (s390_va_start): Remove the backchain && packed-stack special case.
11404 (s390_gimplify_va_arg): Likewise.
11405 * doc/invoke.texi: Remove the ABI incompatibility note.
11407 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11409 * config/s390/s390.c (struct s390_frame_layout): Remove
11411 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11412 save_backchain_p with TARGET_BACKCHAIN.
11414 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11417 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11418 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11419 * function.c (locate_and_pad_parm): Set new field.
11420 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11421 Tweak where_pad test to include "none". Always set mem align for
11423 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11424 not sufficient for type.
11425 (assign_parm_setup_block): If stack_parm is zero on entry, always
11426 make a new stack local. Block move old stack parm if necessary
11427 to new aligned stack local.
11428 (assign_parm_setup_stack): Use a block move to handle
11429 potentially misaligned entry_parm.
11430 (assign_parms_unsplit_complex): Specify required alignment when
11431 creating stack local.
11432 * calls.c (compute_argument_addresses): Override alignment of stack
11433 arg calculated from its type with the alignment given by
11434 FUNCTION_ARG_BOUNDARY.
11435 (store_one_arg): Likewise.
11437 2005-01-11 Jan Beulich <jbeulich@novell.com>
11439 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11440 Change respective itanium_class attribute to ialu.
11441 (shladdp4_internal): New.
11442 * config/ia64/predicates.md (shladd_log2_operand): New.
11444 2005-01-11 Richard Henderson <rth@redhat.com>
11446 * expr.c (store_constructor): Use rtvec_alloc instead of
11447 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11449 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11451 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11453 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11455 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11456 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11457 (TARGET_RWRELOC): Define.
11458 (ia64_rwreloc_section_type_flags): Delete.
11459 (ia64_section_type_flags): New function.
11460 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11461 (TARGET_RWRELOC): Define.
11463 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11466 * config/ia64/ia64.c (process_set): For alloc insn, only call
11467 process_epilogue is !frame_pointer_needed.
11469 2005-01-10 Roger Sayle <roger@eyesopen.com>
11472 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11473 unary operator and can't be treated as a binary/comparison operator.
11475 2005-01-10 Richard Henderson <rth@redhat.com>
11477 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11478 (ix86_return_in_memory): Likewise.
11479 (function_arg_advance): Likewise. Mirror structure in function_arg
11480 for choosing register to advance.
11482 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11484 * tree-vectorizer.c, tree.def: Fix comment typos.
11486 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11488 * config/s390/s390.c (struct processor_costs): 4 new fields:
11489 ddbr, ddr, debr, der.
11490 (s390_rtx_costs): More precise handling of divide instructions.
11492 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11494 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11496 2005-01-10 Jan Beulich <jbeulich@novell.com>
11498 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11499 names resulting from -ffunction-sections/-fdata-sections and linkonce
11501 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11502 based on the section name. Rearrange the section name comparison logic
11503 slightly so that each section name is compared against at most once.
11505 2005-01-10 Ben Elliston <bje@au.ibm.com>
11507 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11508 targets for which -fPIC reduces limitations on the GOT size.
11510 2005-01-09 Falk Hueffner <falk@debian.org>
11512 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11515 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11518 * collect2.c (main): Set aixrtl_flag for -brtl option.
11519 (resolve_lib_name): Search for .so file extension before .a
11520 if aixrtl_flag set.
11522 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11524 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11525 (vect_analyze_data_refs_alignment): Add dump prints.
11527 2005-01-09 Ira Rosen <irar@il.ibm.com>
11529 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11530 expr_invariant_in_loop_p.
11531 Initialize outputs first thing in the function.
11532 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11533 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11534 (vect_analyze_pointer_ref_access): Check that the initial condition of
11535 the access function is loop invariant.
11537 2005-01-09 Richard Henderson <rth@redhat.com>
11539 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11540 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11541 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11542 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11543 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11544 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11545 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11546 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11547 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11548 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11549 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11550 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11551 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11552 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11553 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11554 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11555 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11556 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11557 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11558 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11559 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11560 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11561 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11563 (mmx_clrdi, pavgusb): Remove.
11564 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11565 with leading sse_ prefix.
11566 * config/i386/sse.md: Receive them.
11567 * config/i386/mmx.md: New file.
11568 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11569 (subrv2sf3): Turn into expander for normal subtraction.
11570 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11571 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11572 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11573 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11574 commutative; use ix86_binary_operator_ok.
11575 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11576 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11577 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11578 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11579 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11580 Macroize from existing patterns; use ix86_binary_operator_ok.
11581 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11582 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11583 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11584 with vec_select+vec_concat.
11585 (mmx_pshufw, mmx_pshufw_1): Likewise.
11586 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11587 (mmx_uavgv4hi3): Model correctly.
11588 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11589 _mm_xor_si64): Remove casts.
11591 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11593 PR tree-optimization/19224
11594 * tree-scalar-evolution.c (get_instantiated_value,
11595 set_instantiated_value): New functions.
11596 (instantiate_parameters_1): Cache the results.
11597 (instantiate_parameters, resolve_mixers): Initialize and free
11600 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11602 * config/i386/i386.md (addhi_4): Correct reference in comment.
11605 2005-01-08 Richard Henderson <rth@redhat.com>
11607 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11608 (_mm_cvtsi128_si64x): Likewise.
11609 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11610 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11611 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11612 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11613 * config/i386/i386-protos.h: Update.
11614 * config/i386/i386.c (print_operand): Add 'H'.
11615 (ix86_fixup_binary_operands): Split out from ...
11616 (ix86_expand_binary_operator): ... here.
11617 (ix86_fixup_binary_operands_no_copy): New.
11618 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11619 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11620 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11621 (safe_vector_operand): Use CONST0_RTX.
11622 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11623 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11624 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11625 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11627 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11628 (IX86_BUILTIN_CMPNGESS): New.
11629 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11630 (attr type): Add sselog1.
11631 (attr unit, attr memory): Handle it.
11632 (movti, movti_internal, movti_rex64): Move near other integer moves.
11633 (movtf, movtf_internal): Move near other fp moves.
11634 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11635 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11636 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11637 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11638 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11639 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11640 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11641 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11642 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11643 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11644 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11645 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11646 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11647 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11648 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11649 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11650 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11651 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11652 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11653 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11654 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11655 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11656 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11657 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11658 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11659 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11660 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11661 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11662 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11663 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11664 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11665 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11666 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11667 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11668 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11669 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11670 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11671 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11672 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11673 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11674 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11675 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11676 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11677 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11679 (SSEPUSH, push<SSEPUSH>): Remove.
11680 (MMXPUSH, push<MMXPUSH>): Remove.
11681 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11682 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11683 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11684 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11685 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11686 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11687 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11688 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11689 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11690 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11691 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11692 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11693 (ppro_sse_log_V4SF): Handle sselog1.
11694 * config/i386/predicates.md (const_0_to_1_operand): New.
11695 (const_0_to_255_mul_8_operand): New.
11696 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11697 (const_2_to_3_operand, const_4_to_7_operand): New.
11698 * config/i386/sse.md: New file.
11699 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11700 (sse_movups): Rename from sse_movups_1.
11701 (sse_loadlss): Rename from sse_loadss_1.
11702 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11704 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11705 (absv4sf2, negv2df, absv2df): New.
11706 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11707 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11708 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11709 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11710 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11711 (sse3_addsubv4sf3): Model correctly.
11712 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11713 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11714 (sse_movhlps): Model with vec_select+vec_concat.
11715 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11716 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11717 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11718 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11719 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11720 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11721 sse2_pshufhw_1): Likewise.
11722 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11723 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11724 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11725 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11726 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11727 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11728 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11729 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11730 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11731 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11732 sminv8hi3): Mark commutative
11733 operands. Use ix86_binary_operator_ok.
11734 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11735 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11736 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11737 sse2_punpcklqdq): Allow operand2 in memory.
11738 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11739 sse2_movsd): Add memory alternatives.
11740 (sse_storelps): Turn expander into an insn; split after reload.
11741 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11742 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11744 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11746 * configure.ac (DWARF-2 debug_line): Use objdump.
11747 * configure: Regenerate.
11749 2005-01-08 Jeff Law <law@redhat.com>
11750 Diego Novillo <dnovillo@redhat.com>
11752 PR tree-optimization/18241
11753 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11754 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11755 statements with volatile operands.
11756 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11757 operands after marking a statement with has_volatile_ops.
11759 2005-01-08 Roger Sayle <roger@eyesopen.com>
11761 * tree.c (int_fits_type_p): Always honor integer constant
11762 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11764 2005-01-08 Roger Sayle <roger@eyesopen.com>
11766 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11767 the latent bug in rtl_delete_block has been resolved.
11769 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11771 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11772 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11774 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11776 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11777 library as @multilib_dir@/$(SHLIB_SONAME).
11779 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11781 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11782 * configure: Regenerate.
11784 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11786 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11789 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11792 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11793 Convert non-word aligned offset address using ld/std into
11796 2005-01-07 Richard Henderson <rth@redhat.com>
11798 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11800 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11802 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11804 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11806 PR tree-optimization/19283
11807 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11808 is not shorter than the original type.
11810 PR rtl-optimization/19012
11811 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11813 PR rtl-optimization/18861
11814 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11815 (FULL_STATE): Define.
11816 (mark_tablejump_edge): New function.
11817 (purge_dead_tablejump_edges): New function.
11818 (find_bb_boundaries): Use it.
11820 PR tree-optimization/18828
11821 * builtins.c (expand_builtin_next_arg): Remove argument and all
11822 the argument checking.
11823 (expand_builtin): Adjust caller.
11824 (expand_builtin_va_start): Likewise. Remove error for too many
11826 (fold_builtin_next_arg): Issue error for too many arguments.
11827 After checking arguments, replace them with magic arguments that
11828 prevent further checking of the args.
11830 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11832 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11834 2005-01-06 Roger Sayle <roger@eyesopen.com>
11837 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11838 and %{.S:...} (and their negative variants) to test whether the
11839 input file is assembler or pre-processed-assembler independent of
11840 the actual filename extension.
11842 2005-01-06 Roger Sayle <roger@eyesopen.com>
11844 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11845 of sign or zero extended values.
11847 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11849 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11850 for IBM long double format correctly.
11852 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11854 Fix PR tree-optimization/18792
11856 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11857 to first_loop_depth, and use loop depth instead of loop number.
11858 (build_classic_dir_vector): Ditto.
11859 (compute_data_dependences_for_loop): Use depth, not loop number.
11860 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11861 number. Pass in loops, instead of loop numbers.
11862 (gather_interchange_stats): Ditto.
11863 (linear_transform_loops): Ditto.
11865 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11868 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11869 biv_fits_mode_p, extension_within_bounds_p): New functions.
11870 (check_ext_dependent_givs): Use them.
11872 2005-01-06 Roger Sayle <roger@eyesopen.com>
11874 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11875 more than one barrier, in which case we should delete them all.
11877 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11879 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11881 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11883 Fix PR middle-end/19286
11885 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11886 output this subprogram, simply ignore this attempt to do it again.
11887 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11888 origin attribute if it's not possible.
11889 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11890 (decls_for_scope): Ditto.
11891 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11892 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11894 2005-01-05 Richard Henderson <rth@redhat.com>
11897 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11898 (bdesc_2arg): Use it.
11899 (ix86_expand_binop_builtin): Force operands into registers
11901 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11902 ix86_expand_sse_compare, ix86_expand_sse_comi,
11903 ix86_expand_builtin): Likewise.
11905 2005-01-05 Richard Henderson <rth@redhat.com>
11907 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11909 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11910 (mulv4hi3): Set itanium_class mmmul.
11911 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11912 (fpack): Rename from fpack_sfsf.
11914 2005-01-05 Richard Henderson <rth@redhat.com>
11917 * reload1.c (do_input_reload): Restrict the optimization deleteing
11918 a previous output reload to RELOAD_FOR_INPUT.
11920 2005-01-05 Steven Bosscher <stevenb@suse.de>
11922 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11923 comment that we fall through after case.
11924 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11925 (distribute_links): Likewise.
11926 * cse.c (cse_insn): Likewise.
11927 * cselib.c (cselib_invalidate_mem): Likewise.
11928 * df.c: Update comments at the top of the file.
11929 (read_modify_subreg_p): Update comments here too.
11930 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11931 * flow.c (mark_set_1): Likewise.
11932 (mark_used_regs): Likewise.
11933 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11934 (canon_list_insert): Likewise.
11935 (mark_set): Likewise.
11936 (try_replace_reg): Likewise.
11937 (store_killed_in_insn): Likewise.
11938 * loop.c (count_one_set): Likewise.
11939 (basic_induction_var): Likewise.
11940 * postreload-gcse.c (find_mem_conflicts): Likewise.
11941 * postreload.c (reload_combine_note_store): Likewise.
11942 (move2add_note_store): Likewise.
11943 * reload.c (find_equiv_reg): Likewise.
11944 (mark_referenced_resources): Likewise.
11945 * rtlanal.c (set_noop_p): Likewise.
11946 (note_stores): Likewise.
11947 (note_uses): Likewise.
11948 * sched-deps.c (sched_analyze_1): Likewise.
11949 * sched-rgn.c (check_live_1): Likewise.
11950 (update_live_1): Likewise.
11951 * config/i860/i860.c: Likewise.
11953 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11955 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11957 * doc/rtl.texi: Update documentation for bit-fields and SET.
11959 2005-01-05 Roger Sayle <roger@eyesopen.com>
11961 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11963 2005-01-05 Jan Hubicka <jh@suse.cz>
11964 Richard Henderson <rth@redhat.com>
11967 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11970 2005-01-05 Richard Henderson <rth@redhat.com>
11973 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11974 (sse_shufps): Change operand 3 to const_int_operand.
11975 (sse2_storelps): Fix typo in template.
11976 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11977 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11978 (ix86_expand_builtin): Likewise.
11980 2005-01-05 Julian Brown <julian@codesourcery.com>
11982 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11983 as aggregates for AAPCS ABIs.
11985 2005-01-05 Stan Shebs <shebs@apple.com>
11987 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11988 Mach-O getters if ppc64.
11989 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11991 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11992 signed four-byte field for global code case.
11993 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11995 2005-01-05 Roger Sayle <roger@eyesopen.com>
11997 PR middle-end/19100
11998 * c-common.c: Include real.h.
11999 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
12000 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
12001 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
12002 * Makefile.in (c-common.o): Update dependencies.
12004 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12006 * c-parse.in (asm_string): Add trailing semicolon.
12008 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12010 * c-parse.in (asm_string): New. Don't allow wide strings in
12012 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
12013 asm_string instead of STRING.
12015 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
12017 * c-typeck.c (constructor_no_implicit): Remove.
12018 (set_designator, process_init_element): Don't check
12019 constructor_no_implicit.
12021 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
12022 Kaz Kojima <kkojima@gcc.gnu.org>
12025 * lcm.c (create_pre_exit): New.
12026 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
12027 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
12029 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12031 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
12032 -msoft-float in target_float_switch.
12033 * arm.c (arm_override_options): Fix processing of target_float_switch.
12035 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
12037 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12040 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12042 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12043 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12045 2005-01-04 Roger Sayle <roger@eyesopen.com>
12047 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12048 if deleting the then-block allows the test-block to fallthru to the
12051 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12054 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12055 after the full declaration if the are in two different TUs.
12057 2005-01-04 Richard Henderson <rth@redhat.com>
12060 * tree-sra.c (generate_one_element_init): Just
12061 call gimplify_and_add.
12062 (generate_element_init): Record the
12063 new referenced variables and mark them for renaming
12064 and split out to ...
12065 (generate_element_init_1): This.
12066 (scalarize_init): Don't call push_gimplify_context/
12067 pop_gimplify_context.
12069 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12071 * toplev.c (get_src_pwd): Handle failure of getpwd().
12073 2005-01-04 Roger Sayle <roger@eyesopen.com>
12075 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12077 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12078 all the cases handled by it are inverted by invert_truthvalue.
12080 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12082 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12083 (save_register_windowsi): Likewise.
12085 2005-01-04 Richard Henderson <rth@redhat.com>
12087 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12089 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12091 PR middle-end/17767
12092 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12093 any simplifications of vector mode comparison operators.
12094 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12096 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12097 Devang Patel <dpatel@apple.com>
12099 PR tree-optimization/18308
12100 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12101 the operands before creating a new expression.
12102 * dojump.c (do_jump): Make drop_through_label available
12103 for all cases. Add expansion of COND_EXPR.
12105 2005-01-04 Ira Rosen <irar@il.ibm.com>
12107 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12108 INTEGER_CST instead of TREE_CONSTANT.
12109 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12110 instead of TREE_CONSTANT.
12111 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12112 instead of TREE_CONSTANT.
12114 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12116 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12118 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12121 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12122 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12124 2005-01-03 Richard Henderson <rth@redhat.com>
12126 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12127 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12128 fold_convert_const_real_from_real): Split out from ...
12129 (fold_convert_const): ... here.
12131 2005-01-03 Richard Henderson <rth@redhat.com>
12134 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12135 (mov<MMXMODEI>_internal): Likewise.
12136 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12137 Add V2SF case; use it for SSE1; don't use TI.
12138 (movdf_integer): Likewise.
12139 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12141 2005-01-03 Ira Rosen <irar@il.ibm.com>
12143 * tree-vectorizer.c (vect_strip_conversions): New function.
12144 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12145 check for binary class.
12147 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12151 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12153 * gimple-low.c (mark_blocks_with_used_vars): New function.
12154 (mark_blocks_with_used_subblocks): Ditto.
12155 (mark_used_blocks): Ditto.
12156 (pass_mark_used_blocks): New pass.
12157 * tree-inline.c: Include debug.h.
12158 (expand_call_inline): Call outlining_inline_function here.
12159 * tree-optimize.c (init_tree_optimization_passes): Add
12160 pass_mark_used_blocks.
12161 * tree-pass.h (pass_mark_used_blocks): New.
12162 * Makefile.in (tree-inline.o): Add debug.h dependency.
12164 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12166 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12167 VAR_DECLs to have weak_import attribute.
12169 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12172 2004-01-03 Steven Bosscher <stevenb@suse.de>
12174 * passes.c (rest_of_compilation): Don't run regmove if only
12175 flag_expensive_optimizations, require flag_regmove instead.
12177 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12179 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12181 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12182 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12183 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12184 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12186 2005-01-03 Richard Henderson <rth@redhat.com>
12188 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12189 (ia64_const_ok_for_letter_p): New.
12190 (ia64_const_double_ok_for_letter_p): New.
12191 (ia64_extra_constraint): New.
12192 (ia64_expand_vecint_compare): New.
12193 (ia64_expand_vcondu_v2si): New.
12194 (ia64_expand_vecint_cmov): New.
12195 (ia64_expand_vecint_minmax): New.
12196 (ia64_print_operand): Add 'v'.
12197 (ia64_preferred_reload_class): New.
12198 (ia64_vector_mode_supported_p): New.
12199 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12200 (PREFERRED_RELOAD_CLASS): Move to function.
12201 (CONST_OK_FOR_LETTER_P): Move to function.
12202 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12203 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12204 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12205 (EXTRA_CONSTRAINT): Move to function.
12206 * config/ia64/ia64.md: Include vect.md.
12207 (itanium_class): Add mmalua.
12209 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12211 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12212 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12214 (const_int_2bit_operand): New.
12215 (fr_reg_or_0_operand): New.
12216 * config/ia64/ia64-modes.def: Add vector modes.
12217 * config/ia64/ia64-protos.h: Update.
12218 * config/ia64/vect.md: New file.
12220 2005-01-03 Richard Henderson <rth@redhat.com>
12222 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12224 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12227 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12229 (log1pdf2): Change mode of operands[0,1] to DFmode.
12231 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12233 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12234 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12235 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12236 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12237 SPARC_RELAXED_ORDERING.
12239 2005-01-03 Richard Henderson <rth@redhat.com>
12240 Uros Bizjak <uros@kss-loka.si>
12243 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12244 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12245 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12247 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12248 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12249 const_pow2_1_to_128_operand): New predicates.
12251 2005-01-02 Greg McGary <greg@mcgary.org>
12253 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12255 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12256 object. [ptr_type]: Remove unused variable.
12257 Remember nearest addressable array-element or record-component
12258 when checking bitfield components. Tolerate empty BIND_EXPR.
12260 2005-01-01 Richard Henderson <rth@redhat.com>
12262 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12263 that don't narrow the value. Fail for other conversions.
12265 2005-01-01 Richard Henderson <rth@redhat.com>
12268 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12269 * c-lang.c (finish_file): Don't do it here.
12270 * objc/objc-act.c (objc_finish_file): Likewise.
12272 * cgraph.c (decl_assembler_name_equal): New.
12273 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12274 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12275 * cgraph.h (struct cgraph_varpool_node): Add next.
12276 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12277 * varasm.c (assemble_alias): Mark the target as needed.
12279 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12281 PR middle-end/19221
12282 * function.c (get_arg_pointer_save_area): Use entry_of_function
12283 instead of get_insns.
12285 2005-01-01 Roger Sayle <roger@eyesopen.com>
12286 Andrew Pinski <pinskia@physics.uc.edu>
12287 James E. Wilson <wilson@specifixinc.com>
12289 PR rtl-optimization/12092
12290 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12293 2005-01-01 Roger Sayle <roger@eyesopen.com>
12294 Olivier Hainque <hainque@act-europe.fr>
12296 * tree.c (int_fits_type_p): A narrower type always fits in a
12297 wider one, except for negative values into unsigned types.
12299 2005-01-01 Roger Sayle <roger@eyesopen.com>
12301 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12302 with the original constant rather than require TREE_OVERFLOW.
12304 2005-01-01 Steven Bosscher <stevenb@suse.de>
12306 PR middle-end/17544
12307 * c-decl.c (finish_function): If compiling C99, annotate the
12308 compiler generated return with the current file name and line 0.
12309 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12310 the source line is greater than 0.
12311 (remove_bb): Likewise.