1 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4 (attr_copy_rtx): Do not use it.
6 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8 * doc/tree-ssa.texi: Grammer/abbreviation updates.
10 2005-04-15 Diego Novillo <dnovillo@redhat.com>
12 * tree-vect-transform.c (vectorizable_store): Mark necessary
13 objects in the vectorized store needing renaming. Update the
14 SSA graph for V_MAY_DEF operands in the original store.
16 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
18 * tree-ssa-pre.c (compute_avail): It's okay to have
19 TREE_INVARIANT's here, and value number the resulting expressions.
20 (create_expression_by_pieces): Make sure operands that were
21 min_invariant when we started, stay that way.
23 2005-04-15 David Edelsohn <edelsohn@gnu.org>
25 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
27 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
29 PR tree-optimization/20936.
30 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
32 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
34 * doc/invoke.texi: Fix typos.
35 * doc/md.texi: Likewise.
36 * doc/rtl.texi: Likewise.
37 * doc/sourcebuild.texi: Likewise.
38 * doc/tm.texi: Likewise.
40 2005-04-15 Uros Bizjak <uros@kss-loka.si>
42 PR tree-optimization/21004
43 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
44 and floorl in c99 mode only.
45 * builtins.c (expand_builtin_int_roundingfn): Assert that
46 fallback_fndecl is not NULL_TREE.
48 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
50 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
51 * basic-block.h: Update the prototype for
53 * cfgexpand.c (tree_expand_cfg): Update a call to
55 * combine.c (combine_instructions): Likewise.
56 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
57 rest_of_handle_cse2, rest_of_handle_gcse,
58 rest_of_handle_postreload): likewise.
60 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
63 * gimplify.c (gimplify_addr_expr): Compensate for removal of
64 e.g. cv-qualification conversions.
66 2005-04-14 Mike Stump <mrs@apple.com>
68 * config/darwin-c.c (framework_construct_pathname): We must
69 find all headers of a framework in the first instance of it
70 found in the seach path.
72 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
74 PR tree-optimization/21021
75 * tree-vrp.c (compare_values): Work around a bug in the front
76 end that produces a comparison of mismatched types.
78 2004-04-14 Richard Henderson <rth@redhat.com>
80 * config/ia64/ia64.h (enum fetchop_code): Remove.
81 (enum ia64_builtins): Move ...
82 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
83 members except BSP and FLUSHRS.
84 (ia64_init_builtins): Remove __sync builtins.
85 (ia64_expand_builtin): Likewise.
86 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
87 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
88 (ia64_expand_lock_release): Remove.
89 * config/ia64/ia64.md (mf): Move to sync.md.
90 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
91 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
92 * config/ia64/sync.md: New file.
93 (memory_barrier): Rename from mf.
94 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
95 (cmpxchg_acq_<I48MODE>): Likewise.
96 (sync_lock_test_and_set<I48MODE>): Likewise.
98 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
99 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
101 2004-04-14 Richard Henderson <rth@redhat.com>
103 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
104 (ix86_compare_emitted): New.
105 (ix86_expand_compare): Use ix86_compare_emitted if set.
106 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
107 and ix86_compare_op0 are set.
108 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
109 (TARGET_CMPXCHG, TARGET_XADD): New.
110 (ix86_compare_emitted): Declare.
111 * config/i386/i386.md: Include sync.md
112 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
113 (UNSPECV_XCHG, UNSPECV_LOCK): New.
114 * config/i386/sync.md: New file.
116 2004-04-14 Richard Henderson <rth@redhat.com>
119 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
120 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
121 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
122 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
123 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
124 BT_FN_I8_VPTR_I8_I8): New.
125 * builtins.def (DEF_SYNC_BUILTIN): New.
126 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
127 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
128 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
129 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
130 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
131 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
132 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
133 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
134 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
135 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
136 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
137 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
138 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
139 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
140 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
141 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
142 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
143 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
144 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
145 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
146 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
147 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
148 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
149 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
150 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
151 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
152 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
153 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
154 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
155 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
156 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
157 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
158 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
159 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
160 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
161 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
162 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
163 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
164 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
165 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
166 BUILT_IN_SYNCHRONIZE: New.
167 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
168 as a function. Accept __sync_ as a prefix as well.
169 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
170 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
171 expand_builtin_lock_release): New.
172 (expand_builtin): Call them.
173 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
174 neither BOTH_P nor FALLBACK_P are defined.
175 (builtin_type_for_size): New.
176 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
177 (resolve_overloaded_builtin): New.
178 * c-common.h (resolve_overloaded_builtin): Declare.
179 (builtin_type_for_size): Declare.
180 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
181 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
182 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
183 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
184 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
185 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
186 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
187 sync_compare_and_swap_cc, sync_lock_test_and_set,
188 sync_lock_release): New.
189 * optabs.h: Declare them.
190 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
191 expand_sync_operation, expand_sync_fetch_operation,
192 expand_sync_lock_test_and_set): Declare.
193 * genopinit.c (optabs): Add sync optabs.
194 * optabs.c (init_optabs): Initialize sync optabs.
195 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
196 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
197 expand_sync_operation, expand_sync_fetch_operation,
198 expand_sync_lock_test_and_set): New.
199 * doc/extend.texi (Atomic Builtins): New section
200 * doc/md.texi (Standard Names): Add sync patterns.
202 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
204 * tree-eh.c (lower_try_finally_copy): Generate new code in
205 response to goto_queue entries as if the queue was sorted by
207 (lower_try_finally_switch): Likewise.
209 2005-04-14 Richard Henderson <rth@redhat.com>
211 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
212 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
214 (ix86_expand_fp_movcc): Update to match.
215 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
216 * config/i386/i386-protos.h: Update.
217 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
218 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
220 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
222 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
225 2005-04-14 Julian Brown <julian@codesourcery.com>
227 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
228 link failures on ppc64 Linux.
230 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
232 * config.gcc: Set cpu_type for s390.
234 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
236 Fix PR tree-optimization/20963
237 * tree-ssa-pre.c (compute_avail): Remove special case for
239 (create_expression_by_pieces): Add value numbers for forced out
242 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
244 * config/cris/cris.md: Replace references to (reg:SI 16) with
245 (reg:SI CRIS_SRP_REGNUM).
247 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
249 PR tree-optimization/20657
250 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
251 create an appropriate range from it.
253 2005-04-14 Uros Bizjak <uros@kss-loka.si>
255 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
256 <UNSPEC_FIST_CEIL> case.
258 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
259 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
260 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
261 to implement lfloor and llfloor built-ins as x87 intrinsic function.
262 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
263 (lfloor<mode>2): New expanders.
264 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
265 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
266 to implement lceil and llceil built-ins as x87 intrinsic function.
267 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
268 (lceil<mode>2): New expanders.
270 2005-04-14 Uros Bizjak <uros@kss-loka.si>
272 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
273 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
275 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
278 * config/s390/s390-modes.def: Define TFmode.
280 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
282 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
283 (JUMP_TABLES_IN_TEXT_SECTION): Define.
284 * config/mips/mips.c (mips16_insn_length): Remove reference to
285 JUMP_TABLES_IN_TEXT_SECTION.
287 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
289 * simplify-rtx.c (simplify_binary_operation_1): Return
290 scalar or vector of constant 0, depending on the xor's
293 2005-04-13 Dale Johannesen <dalej@apple.com>
295 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
297 * objc/objc-act.c (objc_gimplify_expr): New.
298 (objc_get_callee_fndecl): New.
299 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
300 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
301 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
303 2005-04-13 Devang Patel <dpatel@apple.com>
305 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
308 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
310 CRIS prologue as RTL.
311 * config/cris/cris-protos.h (cris_emit_movem_store)
312 (cris_expand_prologue): Prototype.
313 * config/cris/cris.c (struct machine_function): New member
315 (cfa_label_num, cris_target_asm_function_prologue): Remove.
316 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
317 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
318 (cris_load_multiple_op, cris_return_address_on_stack)
319 (cris_return_address_on_stack_for_return): ISO-Cify.
320 (cris_store_multiple_op): New predicate function.
321 (cris_expand_prologue, cris_emit_movem_store): New functions.
322 (cris_print_operand) <case 'O'>: Handle modifications other than
324 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
325 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
326 (cris_gen_movem_load): Rearrange slightly to make local variable
327 src a parameter, removing osrc.
328 (cris_setup_incoming_varargs): Set machine_function member
329 stdarg_regs to correspond to the number of registers that need to
331 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
333 (PREDICATE_CODES): Add cris_store_multiple_op. Make
334 cris_general_operand_or_gotless_symbol accept UNSPEC.
335 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
336 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
337 ("*cris_store_multiple"): New pattern. Tweak common comment above
338 this and "*cris_load_multiple".
339 ("prologue"): New define_expand.
341 * config/cris/cris.md ("epilogue"): Conditionalize on
342 TARGET_PROLOGUE_EPILOGUE.
344 2005-04-13 Steve Ellcey <sje@cup.hp.com>
347 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
348 fpsr 0 instead of fpsr 1.
349 (divsf3_internal_thr): Ditto.
350 (divdf3_internal_lat): Ditto.
351 (divdf3_internal_thr): Ditto.
352 (divxf3_internal_lat): Ditto.
353 (divxf3_internal_thr): Ditto.
355 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
357 PR tree-optimization/20913
358 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
360 PR tree-optimization/20702
361 * tree-vrp.c (maybe_add_assert_expr): Recurse into
362 dominator children that haven't been walked into.
364 2005-04-13 Julian Brown <julian@codesourcery.com>
366 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
367 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
370 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
372 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
373 config/i386/sse.md: Fix comment typos.
375 * genattrtab.c (NULL_ATTR): Remove.
376 * ifcvt.c (NULL_EDGE): Likewise.
378 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
380 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
381 NOTE_PREDICT): Remove.
383 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
385 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
386 * configure: Regenerate.
387 * config.in: Likewise.
388 * system.h: Declare vsnprintf if not already declared.
390 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
392 * optc-gen.awk: Handle stand-alone Mask records.
393 * opth-gen.awk: Likewise.
394 * doc/options.texi (Option file format): Document them.
395 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
396 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
397 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
398 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
399 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
400 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
401 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
402 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
403 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
404 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
405 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
406 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
407 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
408 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
409 TARGET_LONG_DOUBLE_128): Likewise.
410 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
411 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
412 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
413 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
414 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
415 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
416 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
417 * config/sparc/sparc.c (fpu_option_set): New global.
418 (sparc_handle_option): New function.
419 (sparc_override_options): Test fpu_option_set.
420 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
421 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
422 * config/sparc/sparc.opt: New file.
423 * config/sparc/little-endian.opt: Likewise.
424 * config/sparc/long-double-switch.opt: Likewise.
426 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
428 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
429 (bfin_handle_options): Set it if -mshared-library-id= is seen.
430 * config/bfin/bfin.opt (mshared-library-id=): Lose
431 Var(bfin_lib_id_given).
433 2005-04-13 Matt Thomas <matt@3am-software.com>
435 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
438 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
440 * rtl.h (CLEAR_RTX_FLAGS): Remove.
442 * cgraphunit.c (INSNS_PER_CALL): Remove.
444 * tree-ssa-forwprop.c (vars,
445 record_single_argument_cond_exprs,
446 substitute_single_use_vars): Remove.
447 (forward_propagate_into_cond_1, forward_propagate_into_cond):
449 (tree_ssa_forward_propagate_single_use_vars): Call
450 forward_propagate_into_cond for each COND_EXPR.
452 * tree-inline.c (INSNS_PER_STMT): Remove.
454 2005-04-12 Richard Henderson <rth@redhat.com>
456 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
457 (ix86_expand_sse_fp_minmax): ... from ...
458 (ix86_expand_fp_movcc): ... here.
459 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
460 * config/i386/i386-protos.h: Update.
461 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
462 (sse_setccsf, sse_setccdf): Allow before reload.
463 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
464 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
465 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
466 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
467 (anddf3, nanddf3, iordf3, xordf3): New.
469 2005-04-12 Jeff Law <law@redhat.com>
471 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
472 (tree-ssa-uncprop.o): Add dependencies.
473 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
474 * tree-flow.h (remove_useless_stmts): Remove prototype.
475 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
476 remove_useless_stmts.
477 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
478 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
479 * tree-pass.h (pass_uncprop): Declare.
480 * tree-ssa-uncprop.c: New file.
482 2005-04-12 James E. Wilson <wilson@specifixinc.com>
485 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
487 2005-04-12 Caroline Tice <ctice@apple.com>
489 Temporary fix for partitioning problems.
490 * passes.c (rest_of_handle_final): Remove code that
491 frees unlikely_text_section_name,
492 * varasm.c (assemble_start_function): Test for partitioning
493 flag before writing out section labels.
494 (assemble_end_function): Test for partitioning flag before
495 writing out section labels.
497 2005-04-12 Steven Bosscher <stevenb@suse.de>
498 Stuart Hastings <stuart@apple.com>
499 Jan Hubicka <jh@suse.cz>
501 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
502 references to gt-tree-cfg.h.
503 * basic-block.h (struct basic_block_def): Don't skip rbi
504 for garbage collection.
505 (struct reorder_block_def): Make GTY-able.
506 (struct control_flow_graph): New structure.
507 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
508 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
509 but instead defines to the control_flow_graph for cfun.
510 (label_to_block_map): New define, points to the label map of
511 the control_flow_graph for cfun.
512 (n_edges_for_function, n_basic_blocks_for_function,
513 last_basic_block_for_function, basic_block_info_for_function,
514 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
515 basic_block_info_for_function, label_to_block_map_for_function):
516 Counterparts for the above, taking a struct function as an extra
518 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
519 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
520 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
521 (alloc_rbi_pool, free_rbi_pool): Remove.
522 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
523 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
525 (cfg_layout_finalize) ... and don't free it here.
526 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
528 * flow.c (free_basic_block_vars): Set label_to_block_map and
530 * function.h (struct function): Add cfg field.
531 * function.c (allocate_struct_function): Allocate the cfg.
532 * tree-cfg.c (label_to_block_map): Remove.
533 (build_tree_cfg): Don't allocate the rbi pool here...
534 (delete_tree_cfg_annotations): ...and don't free it here.
535 Also don't nullify label_to_block_map for cfun.
537 2005-04-12 Caroline Tice <ctice@apple.com>
539 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
540 Revert my patch from April 9.
541 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
542 (reorder_basic_blocks): Revert my patch from April 9.
543 (insert_section_boundary_note): Revert my patch from April 9.
544 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
545 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
546 (COLD_END_LABEL): Revert my patch from April 9.
547 (cold_text_section_label): Revert my patch from April 9.
548 (cold_end_label): Revert my patch from April 9.
549 (dwarf2out_switch_text_section): Revert my patch from April 9.
550 (output_aranges): Revert my patch from April 9.
551 (output_ranges): Revert my patch from April 9.
552 (output_line_info): Revert my patch from April 9.
553 (add_location_or_const_value_attribute): Revert my patch from April 9.
554 (dwarf2out_var_location): Revert my patch from April 9.
555 (dwarf2out_init): Revert my patch from April 9.
556 (dwarf2out_finish): Revert my patch from April 9.
557 * function.h (struct function): Revert my patch from April 9.
558 * opts.c (decode_options): Revert my patch from April 9.
559 * output.h (unlikely_section_label, hot_section_label,
560 hot_section_end_label, cold_section_end_label,
561 unlikely_text_section_name): Revert my patch from April 9.
562 * passes.c (rest_of_handle_final): Revert my patch from April 9.
563 * varasm.c (unlikely_section_label, hot_section_label,
564 hot_section_end_label, cold_section_end_label,
565 unlikely_text_section_name): Revert my patch from April 9.
566 (initialize_cold_section_name): Revert my patch from April 9.
567 (unlikely_text_section): Revert my patch from April 9.
568 (in_unlikely_text_section): Revert my patch from April 9.
569 (named_section): Revert my patch from April 9.
570 (function_section): Revert my patch from April 9.
571 (current_function_section): Revert my patch from April 9.
572 (assemble_start_function): Revert my patch from April 9.
573 (assemble_end_function): Revert my patch from April 9.
574 (default_section_type_flags_1): Revert my patch from April 9.
576 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
578 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
579 * config/sparc/sparc.md (untyped_call): Save the registers manually.
581 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
583 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
586 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
587 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
589 2004-04-12 Richard Henderson <rth@redhat.com>
591 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
592 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
593 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
594 (UNSPEC_*, UNSPECV_*): Renumber.
596 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
599 From Richard Henderson <rth@redhat.com>:
600 * tree-mudflap.c (mf_build_check_statement_for): Correct block
603 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
605 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
607 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
609 * config/bfin/bfin.c (bfin_library_id_string): Remove.
610 (bfin_library_id): New variable.
611 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
612 instead of bfin_library_id_string.
613 (bfin_handle_option): New function.
614 (override_options): Remove most code to deal with shared library IDs,
615 just check they aren't used without -mid-shared-library.
616 (TARGET_HANDLE_OPTION): Define.
617 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
618 * config/bfin/bfin.opt (mshared-library-id=): New.
620 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
622 * tree-vect-transform.c: Fix comment typos.
624 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
626 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
627 split critical edges when not possible/profitable.
629 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
631 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
632 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
633 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
634 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
635 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
636 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
637 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
638 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
640 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
641 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
642 * config/ns32k/ns32k.opt: New file.
644 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
646 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
647 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
648 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
649 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
650 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
651 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
652 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
653 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
654 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
655 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
656 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
657 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
658 (MASK_COLDFIRE): Formatting fixes.
659 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
660 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
661 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
662 "_current_shared_library_a5_offset_".
663 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
664 (MASK_ALL_CPU_BITS): New macro.
665 (m68k_handle_option): New function.
666 (override_options): Remove handling of m68k_library_id_string.
667 * config/m68k/m68k.opt: New file.
668 * config/m68k/ieee.opt: New file.
670 2005-04-11 Mark Mitchell <mark@codesourcery.com>
672 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
673 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
674 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
675 (TARGET_CXX): Adjust accordingly.
676 * target.h (struct gcc_target): Remove epxort_class_data. Add
677 determine_class_data_visibility and class_data_always_comdat.
678 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
679 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
680 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
681 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
682 (arm_cxx_determine_class_data_visibility): New.
683 (arm_cxx_class_data_always_comdat): Likewise.
684 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
685 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
686 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
687 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
688 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
691 2005-04-11 Devang Patel <dpatel@apple.com>
693 * tree-data-ref.c (build_classic_dist_vector,
694 compute_subscript_distance): Make externally visible.
695 * tree-data-ref.h (build_classic_dist_vector,
696 compute_subscript_distance): Same.
697 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
698 Check distance vector against vectorization factor.
699 (vect_analyze_loop): Determine vectorizaion factor before
700 analyzing data dependences.
701 * tree-vectorizer.c (loops_num): Make it externally visible and
703 * tree-vectorizer.c (vect_loops_num): ... new name.
704 * tree-vectorizer.h (vect_loops_num): New.
706 2005-04-11 Devang Patel <dpatel@apple.com>
708 * tree-vect-analyze.c (vect_analyze_operations): Check
709 vectorizable codition.
710 * tree-vect-transform.c (vect_is_simple_cond): New function.
711 (vectorizable_condition): New function.
712 (vect_transform_stmt): Handle condition_vec_info_type.
713 * tree-vectorizer.h (enum stmt_vec_info_type): Add
714 condition_vec_info_type.
715 (vectorizable_condition): New.
717 2005-04-11 Geoffrey Keating <geoffk@apple.com>
719 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
720 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
721 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
723 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
724 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
726 * dwarf2out.c (output_line_info): Don't try to dereference
727 a NULL current_function_decl.
729 * config/t-slibgcc-darwin: Don't put shared libraries in
730 directories other than $(slibdir).
731 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
734 2005-04-11 Diego Novillo <dnovillo@redhat.com>
736 PR tree-optimization/20933
737 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
738 logic to reject aliases between read-only and writable
740 (may_alias_p): ... here.
741 (get_tmt_for): Do not associate read-only tags to pointers
742 whose pointed-to type is not read-only.
743 * tree-ssa.c (verify_ssa): Check that memory stores have at
744 least one V_MAY_DEF or V_MUST_DEF.
746 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
749 * configure.ac (gcc_UNLOCKED_FUNCS): New.
750 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
751 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
752 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
754 (fwrite_unlocked): Fix prototype.
756 * configure, config.in: Regenerate.
758 2005-04-11 David Edelsohn <edelsohn@gnu.org>
760 * tree-ssa-loop-im.c: Include real.h.
761 (determine_invariantness_stmt): If real division divisor is
762 invariant and flag_unsafe_math_optimizations enabled, generate
763 invariant reciprocal for hoisting.
764 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
766 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
768 Fix PR tree-optimization/20926
770 * tree-ssa-alias.c (add_type_alias): Handle subvars.
772 2005-04-11 Devang Patel <dpatel@apple.com>
774 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
777 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
779 * fold-const.c (fold_binary_op_with_conditional_arg):
780 use fold_buildN instead of "fold (buildN" in some
782 (fold_unary): Likewise.
783 (fold_binary): Likewise.
785 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
787 Fix PR tree-optimization/20612
788 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
790 (perfect_nestify): preheaderbb is *not* part of loop of the
793 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
795 * tree-ssa-alias.c (may_alias_p): If the variable
796 is a global variable and the pointer is parameter
797 and -fargument-noalias-global is used, then
798 the pointer cannot alias the variable.
800 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
802 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
803 * config/sparc/sparc.h: Likewise.
804 * config/sparc/sparc.md: Likewise.
806 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
808 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
810 * tree-vrp.c: Fix a comment typo.
812 2005-04-11 Diego Novillo <dnovillo@redhat.com>
814 PR tree-optimization/20920
815 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
816 SSA_NAME flows through an abnormal edge.
817 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
818 through abnormal edges.
819 (maybe_add_assert_expr): Likewise.
821 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
823 * config/s390/s390.h (s390_tune_string, s390_arch_string)
824 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
825 (s390_stack_size_string, s390_stack_guard_string, target_flags)
826 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
827 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
828 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
829 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
830 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
831 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
832 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
833 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
834 (TARGET_HANDLE_OPTION): Likewise.
835 (s390_tune): Initialize to PROCESSOR_max.
836 (s390_arch_string): Make static.
837 (s390_tune_string, s390_warn_framesize_string): Delete.
838 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
839 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
840 (s390_handle_arch_option, s390_handle_option): New functions.
841 (override_options): Remove parsing of option strings.
842 * config/s390/s390.opt: New file.
844 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
846 * tree-complex.c (expand_vector_operations): Call
847 update_stmt_if_modified.
849 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
851 * tree-vect-analyze (vect_determine_vectorization_factor):
852 Do not use GET_MODE_NUNITS.
853 * tree-vect-transform.c (vect_get_vec_def_for_operand,
854 (vectorizable_load, vect_transform_loop): Likewise.
856 2005-04-11 Uros Bizjak <uros@kss-loka.si>
858 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
859 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
860 * optabs.h (enum optab_index): Add new OTI_lceil.
861 (lceil_optab): Define corresponding macro.
862 * optabs.c (init_optabs): Initialize lceil_optab.
863 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
864 and lceildi2 patterns.
865 * builtins.c (expand_builtin_int_roundingfn): Handle
866 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
867 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
868 BUILT_IN_LLCEIL{,F,L}.
869 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
870 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
871 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
872 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
873 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
874 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
875 into lceil built-in function and (long long int)ceil{,f,l} into
876 llceil built-in function.
877 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
880 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
882 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
885 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
887 * config/arm/arm.c: Fix a comment typo.
888 * doc/tree-ssa.texi: Fix a typo.
890 2005-04-10 Steven Bosscher <stevenb@suse.de>
892 * cselib.c (clear_table): Rename to cselib_clear_table.
893 * cselib.h (cselib_clear_table): Add prototype.
894 * gcse.c (gcse_main): Make 'f' argument unused.
895 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
896 of each basic block instead.
897 (compute_sets, compute_hash_table_work): Likewise.
898 (constprop_register): Change int 'alter_jumps' argument to bool.
899 (do_local_cprop): Likewise.
900 (local_cprop_pass): Likewise. Also walk basic blocks instead of
901 the insn chain. Explicitly clear the cselib tables after finishing
902 one basic block. Make sure there are no unterminated libcall blocks.
903 Update compute_sets call.
904 (cprop): Walk basic blocks instead of the insn chain.
905 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
907 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
908 one_cprop_pass calls.
910 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
912 * combine.c (combine_simplify_rtx): Remove a transformation that
913 relies on an invalid assumption about rtl sign-extension semantics.
915 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
917 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
918 to build_int_cst_wide.
920 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
923 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
924 set the original address pseudo to the correct value before the
925 original insn, if possible, and leave the insn alone, otherwise
926 create a new pseudo, set it and replace it in the insn.
927 * recog.c (validate_change_maybe_volatile): New.
928 * recog.h (validate_change_maybe_volatile): Declare.
930 2005-04-09 Caroline Tice <ctice@apple.com>
932 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
933 Remove targetm.have_named_sections test.
934 (fix_edges_for_rarely_executed_code): Likewise.
935 (insert_section_boundary_note): Likewise.
936 (reorder_basic_blocks): Check partitioning flag before calling
937 verify_hot_cold_block_grouping.
938 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
939 the function struct rather than global variables.
940 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
941 (COLD_END_LABEL): Likewise
942 (cold_text_section_label): New static global variable.
943 (cold_end_label): Likewise.
944 (dwarf2out_switch_text_section): Get hot/cold section labels from
945 the function struct rather than global variables.
946 (output_aranges): Use cold_text_section_label and cold_end_label;
947 check partitioning flag before putting out delta.
948 (output_ranges): Remove incorrect code attempting to use
950 (output_line_info): Get cold section label from function struct.
951 (add_location_or_const_value_attribute): Likewise.
952 (get_subprogram_die): Get hot/cold section labels from function struct.
953 (dwarf2out_var_location): Likewise.
954 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
955 write out cold_text_section_label if partition flag is set.
956 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
957 * function.h (struct function): Add new fields to point to hot/cold
958 section labels: hot_section_label, cold_section_label,
959 hot_section_end_label and cold_section_end_label; also add new field
960 for cold text section name, unlikely_text_section_name.
961 * opts.c (decode_options): Turn off partitioning flag if
962 !targetm.have_named_sections.
963 * output.h (hot_section_label): Remove.
964 (hot_section_end_label): Remove.
965 (cold_section_end_label): Remove.
966 (unlikely_section_label): Remove.
967 (unlikely_text_section_name): Remove.
968 * passes.c (rest_of_handle_final): Remove code that frees
969 unlikely_text_section_name.
970 * varasm.c (unlikely_section_label): Remove.
971 (hot_section_label): Remove.
972 (hot_section_end_label): Remove.
973 (cold_section_end_label): Remove.
974 (unlikely_text_section_name): Remove.
975 (initialize_cold_section_name): Modify to call
976 targetm.strip_name_encoding; to store cold section name in current
977 function struct, if it exists; and to only use the decl_section_name
978 if flag_named_sections is true.
979 (unlikely_text_section): Modify to get section name out of current
980 function struct, if there is one; otherwise build it from
981 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
982 (in_unlikely_text_section): Likewise.
983 (named_section): Modify to get/put cold section name in current function
984 struct, if there is one.
985 (function_section): Change 'bool unlikely' to 'int reloc'; check
986 targetm.have_named_sections before calling named_section.
987 (current_function_section): Likewise.
988 (assemble_start_function): Modify to get/put unlikely_text_section_name
989 in current function struct; modify to get hot/cold section labels
990 from function struct; initialize labels using
991 ASM_GENERATE_INTERNAL_LABEL;
992 test partitioning flag before writing out hot section label.
993 (assemble_end_function): Test partitioning flag before writing out
994 hot/cold section labels.
995 (default_section_type_flags_1): Modify to use array instead of
996 char* for unlikely_text_section_name; set flags correctly for
997 cold text section if there is not a current function decl.
999 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1001 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
1002 and TI_VA_LIST_FPR_COUNTER_FIELD.
1003 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
1004 * tree-pass.h (pass_stdarg): Add.
1005 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
1006 * tree-stdarg.c: New file.
1007 * tree-stdarg.h: New file.
1008 * Makefile.in (OBJS-common): Add tree-stdarg.o.
1009 (tree-stdarg.o): Add dependencies.
1010 * function.h (struct function): Add va_list_gpr_size and
1011 va_list_fpr_size fields.
1012 * function.c (allocate_struct_function): Initialize them.
1013 * target.h (struct gcc_target): Add stdarg_optimize_hook.
1014 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1015 (TARGET_INITIALIZER): Add it.
1017 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
1018 va_list_{g,f}pr_counter_field.
1019 (ix86_setup_incoming_varargs): Don't do anything if reg_save
1020 area will not be used. Only save registers that tree-stdarg.c
1021 detected they need saving.
1022 (ix86_va_start): Don't set up fields that won't be used.
1024 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
1025 va_list_{g,f}pr_counter_field.
1026 (setup_incoming_varargs): Don't do anything if reg_save
1027 area will not be used. Only save registers that tree-stdarg.c
1028 detected they need saving.
1029 (rs6000_va_start): Don't set up fields that won't be used.
1031 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
1032 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
1033 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
1034 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
1036 2005-04-09 Jakub Jelinek <jakub@redhat.com>
1039 * config/i386/i386.c (construct_container): Pass empty aligned
1040 struct, union or class in memory.
1042 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
1044 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
1045 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
1046 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
1047 config/rs6000/predicates.md: Fix comment typos.
1049 * sched-int.h (haifa_insn_data): Remove blockage and units.
1050 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
1051 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
1052 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
1054 2005-04-09 Jan Hubicka <jh@suse.cz>
1055 Steven Bosscher <stevenb@suse.de>
1057 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
1058 * cfgloop.c (get_loop_exit_edges): Likewise.
1059 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
1061 * loop-unroll.c (analyze_insns_in_loop): Likewise.
1062 * tree-cfg.c (dump_cfg_status): Likewise.
1064 2005-04-09 David Edelsohn <edelsohn@gnu.org>
1066 * config/rs6000/predicates.md (altivec_register_operand): Remove
1067 redundant match_code test.
1068 (gpc_reg_operand): Same.
1069 (cc_reg_operand): Same.
1070 (cc_reg_not_cr0_operand): Same.
1072 2005-04-09 Jan Hubicka <jh@suse.cz>
1074 Forgotten hunk from my last merge patch:
1075 * final.c (output_addr_const): Do not call mark_referenced.
1077 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
1079 * doc/tree-ssa.texi: Add immediate use documentation.
1081 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
1083 * arm.c (FL_WBUF): Define.
1084 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
1085 (arm_is_6_or_7): Delete.
1086 (arm_tune_wbuf): New.
1087 (arm_override_options): Set arm_tune_wbuf.
1088 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
1089 (arm_is_6_or_7): Delete declaration.
1090 (arm_tune_wbuf): New declartion.
1091 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
1092 (model_wbuf): Derive from arm_tune_wbuf.
1093 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
1094 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
1095 (arm740t): Mark CPUs as having a write buffer.
1097 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1099 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
1100 of 'const_double_operand' in operand 2 constraints. Update enable
1103 2005-04-09 Uros Bizjak <uros@kss-loka.si>
1105 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
1106 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
1107 * optabs.h (enum optab_index): Add new OTI_lfloor.
1108 (lfloor_optab): Define corresponding macro.
1109 * optabs.c (init_optabs): Initialize lfloor_optab.
1110 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
1111 and lfloordi2 patterns.
1112 * builtins.c (expand_builtin_int_roundingfn): New prototype.
1113 (expand_builtin_int_roundingfn): New function.
1114 (fold_builtin_int_roundingfn): New prototype.
1115 (fold_builtin_int_roundingfn): New function, renamed from
1116 fold_builtin_lround.
1117 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
1118 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
1119 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
1120 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
1121 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
1122 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
1123 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
1124 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
1125 into lfloor built-in function and (long long int)floor{,f,l} into
1126 llfloor built-in function.
1127 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
1130 2005-04-08 Ian Lance Taylor <ian@airs.com>
1132 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
1133 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
1134 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
1135 (DO_COND, DO_BODY): Likewise.
1136 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
1137 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
1138 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
1139 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
1140 (build_continue_stmt, build_break_stmt): Don't declare.
1141 (c_do_switch_warnings): Update declaration.
1142 * c-gimplify.c (enum bc_t): Remove.
1143 (struct c_gimplify_ctx, ctxp): Remove.
1144 (push_context, pop_context): Remove static functions.
1145 (c_genericize): Don't call push_context or pop_context.
1146 (begin_bc_block, finish_bc_block): Remove static functions.
1147 (build_bc_goto): Likewise.
1148 (gimplify_c_loop): Likewise.
1149 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
1150 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
1151 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
1152 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
1153 * c-common.c (c_do_switch_warnings): Rename from
1154 c_do_switch_warnings_1.
1155 (c_do_switch_warnings) [old version]: Remove.
1156 (c_do_switch_expr_warnings): Remove.
1157 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
1158 function instead of c_do_switch_expr_warnings.
1159 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
1160 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
1161 * c-pretty-print.c (pp_c_statement): Likewise.
1162 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
1164 2005-04-08 Devang Patel <dpatel@apple.com>
1166 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
1167 While selecting replacement condition pay attention to loop header.
1169 2005-04-08 Diego Novillo <dnovillo@redhat.com>
1171 Merge from tree-cleanup-branch: VRP, store CCP, store
1172 copy-prop, incremental SSA updating of FUD chains and
1173 newly exposed symbols.
1175 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
1176 (OBJS-common): Add tree-vrp.o.
1177 (tree-vrp.o): New rule.
1178 * basic-block.h (nearest_common_dominator_for_set): Declare.
1179 * common.opt (ftree-store-ccp): New flag.
1180 (ftree-copy-prop): New flag.
1181 (ftree-vrp): New flag.
1182 (ftree-store-copy-prop): New flag.
1183 * dominance.c (nearest_common_dominator_for_set): New.
1184 * domwalk.c (walk_dominator_tree): Only traverse
1185 statements in blocks marked in walk_data->interesting_blocks.
1186 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
1187 * fold-const.c (fold): Handle ASSERT_EXPR.
1188 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
1189 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
1190 flag_tree_vrp at -O2.
1191 * timevar.def (TV_TREE_VRP): Define.
1192 (TV_TREE_COPY_PROP): Define.
1193 (TV_TREE_STORE_COPY_PROP): Define.
1194 (TV_TREE_SSA_INCREMENTAL): Define.
1195 (TV_TREE_STORE_CCP): Define.
1196 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
1197 to kill_redundant_phi_nodes from comment.
1198 (verify_expr): Handle ASSERT_EXPR.
1199 * tree-dfa.c (mark_new_vars_to_rename): Remove second
1200 argument. Update all users.
1201 (mark_call_clobbered_vars_to_rename): Remove. Update all
1203 * tree-flow-inline.h (unmodifiable_var_p): New.
1204 * tree-flow.h (enum value_range_type): Declare.
1205 (struct value_range_def): Declare.
1206 (value_range): Declare.
1207 (remove_all_phi_nodes_for): Remove. Update all users.
1208 (find_phi_node_for): Declare.
1209 (add_type_alias): Declare.
1210 (count_uses_and_derefs): Declare.
1211 (kill_redundant_phi_nodes): Remove.
1212 (rewrite_into_ssa): Remove.
1213 (rewrite_def_def_chains): Remove.
1214 (update_ssa, register_new_name_mapping, create_new_def_for,
1215 need_ssa_update_p, name_registered_for_update_p,
1216 release_ssa_name_after_update_ssa, dump_repl_tbl,
1217 debug_repl_tbl, dump_names_replaced_by,
1218 debug_names_replaced_by, mark_sym_for_renaming,
1219 mark_set_for_renaming, get_current_def, set_current_def,
1220 get_value_range, dump_value_range, debug_value_range,
1221 dump_all_value_ranges, debug_all_value_ranges,
1222 expr_computes_nonzero, loop_depth_of_name,
1223 unmodifiable_var_p): Declare.
1224 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1226 * tree-into-ssa.c (block_defs_stack): Update comment.
1227 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1228 syms_to_rename, names_to_release, repl_tbl,
1229 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1230 need_to_replace_names_p): New locals.
1231 (NAME_SETS_GROWTH_FACTOR): Define.
1232 (struct repl_map_d): Declare.
1233 (struct mark_def_sites_global_data): Add field
1235 (enum rewrite_mode): Declare.
1236 (REGISTER_DEFS_IN_THIS_STMT): Define.
1237 (compute_global_livein): Use last_basic_block instead of
1239 (set_def_block): Remove last argument. Update all callers.
1240 (prepare_use_operand_for_rename): Remove. Update all callers.
1241 (prepare_def_operand_for_rename): Remove. Update all callers.
1242 (symbol_marked_for_renaming): New.
1245 (repl_map_hash): New.
1247 (repl_map_free): New.
1248 (names_replaced_by): New.
1249 (add_to_repl_tbl): New.
1250 (add_new_name_mapping): New.
1251 (mark_def_sites): Assume that all the operands in the
1252 statement are in normal form.
1253 (find_idf): Assert that the block in the stack is valid.
1254 (get_default_def_for): New.
1255 (insert_phi_nodes_for): Add new argument 'update_p'.
1257 If update_p is true, add a new mapping between the LHS of
1258 each new PHI and the name that it replaces.
1259 (insert_phi_nodes_1): Only call find_idf if needed.
1260 (get_reaching_def): Call get_default_def_for.
1261 (rewrite_operand): Remove.
1262 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1263 and REWRITE_THIS_STMT are false.
1264 Assume that all the operands in the statement are in
1266 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1267 (rewrite_virtual_phi_arguments): Remove.
1268 (invalidate_name_tags): Remove.
1269 (register_new_update_single, register_new_update_set,
1270 rewrite_update_init_block, replace_use,
1271 rewrite_update_fini_block, rewrite_update_stmt,
1272 rewrite_update_phi_arguments): New.
1273 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1274 Add arguments 'entry', 'what' and 'blocks'.
1275 Initialize the dominator walker according to 'what' and
1277 Start the dominator walk at 'entry'.
1278 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1279 Use it to configure the dominator walker.
1280 (rewrite_into_ssa): Remove argument 'all'.
1282 (rewrite_all_into_ssa): Remove.
1283 (rewrite_def_def_chains): Remove.
1284 (mark_def_interesting, mark_use_interesting,
1285 prepare_phi_args_for_update, prepare_block_for_update,
1286 prepare_def_site_for, prepare_def_sites,
1287 dump_names_replaced_by, debug_names_replaced_by,
1288 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1289 delete_update_ssa, create_new_def_for,
1290 register_new_name_mapping, mark_sym_for_renaming,
1291 mark_set_for_renaming, need_ssa_update_p,
1292 name_registered_for_update_p, ssa_names_to_replace,
1293 release_ssa_name_after_update_ssa,
1294 insert_updated_phi_nodes_for, update_ssa): New.
1295 * tree-loop-linear.c (linear_transform_loops): Call
1296 update_ssa instead of rewrite_into_ssa.
1297 * tree-optimize.c (vars_to_rename): Remove.
1299 (init_tree_optimization_passes): Replace
1300 pass_redundant_phi with pass_copy_prop.
1302 Replace pass_ccp with pass_store_ccp.
1303 Add pass_store_copy_prop after pass_store_ccp.
1304 (execute_todo): If the TODO_ flags don't include updating
1305 the SSA form, assert that it does not need to be updated.
1306 Call update_ssa instead of rewrite_into_ssa and
1307 rewrite_def_def_chains.
1308 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1309 (tree_rest_of_compilation):
1310 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1311 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1312 TODO_cleanup_cfg): Renumber.
1313 (TODO_verify_loops, TODO_update_ssa,
1314 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1315 TODO_update_ssa_only_virtuals): Define.
1316 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1318 * tree-phinodes.c (make_phi_node): Update documentation.
1319 (remove_all_phi_nodes_for): Remove.
1320 (find_phi_node_for): New.
1321 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1322 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1323 (interpret_rhs_modify_expr): Likewise.
1324 * tree-sra.c (decide_instantiations): Mark all symbols in
1325 SRA_CANDIDATES for renaming.
1326 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1327 (mark_all_v_defs): New function. Update all users to call it
1328 with the whole list of scalarized statements, not just the
1330 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1331 (compute_flow_insensitive_aliasing): If the tag is
1332 unmodifiable and the variable isn't or vice-versa, don't
1333 make them alias of each other.
1334 (setup_pointers_and_addressables): If the type tag for
1335 VAR is about to change, mark the old one for renaming.
1336 (add_type_alias): New.
1337 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1338 (ccp_lattice_t): Rename from latticevalue.
1339 (value): Remove. Update all users.
1340 (const_val): New local variable.
1341 (do_store_ccp): New local variable.
1342 (dump_lattice_value): Handle UNINITIALIZED.
1343 (debug_lattice_value): New.
1344 (get_default_value): Re-write.
1345 (set_lattice_value): Re-write.
1346 (def_to_varying): Remove. Update all users.
1347 (likely_value): Return VARYING for statements that make
1348 stores when STORE_CCP is false.
1349 Return VARYING for any statement other than MODIFY_EXPR,
1350 COND_EXPR and SWITCH_EXPR.
1351 (ccp_initialize): Re-write.
1352 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1353 Move to tree-ssa-propagate.c.
1354 (ccp_lattice_meet): Handle memory stores when
1355 DO_STORE_CCP is true.
1356 (ccp_visit_phi_node): Likewise.
1357 (ccp_fold): Likewise.
1358 (evaluate_stmt): Likewise.
1359 (visit_assignment): Likewise.
1360 (ccp_visit_stmt): Likewise.
1361 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1365 (do_ssa_store_ccp): New.
1366 (gate_store_ccp): New.
1367 (pass_store_ccp): Declare.
1368 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1369 (may_propagate_copy): Reformat.
1370 Don't abort if ORIG is a virtual and DEST isn't.
1371 If NEW does not have alias information but DEST does,
1373 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1374 copy_prop_kind, which_copy_prop): Declare.
1375 (stmt_may_generate_copy, get_copy_of_val,
1376 get_last_copy_of, set_copy_of_val, dump_copy_of,
1377 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1378 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1379 init_copy_prop, fini_copy_prop, execute_copy_prop,
1380 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1381 store_copy_prop): New.
1382 (pass_copy_prop, pass_store_copy_prop): Declare.
1383 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1384 'num_const_prop' and 'num_copy_prop'.
1385 (cprop_operand): Update them.
1386 (dump_dominator_optimization_stats): Dump them.
1387 (tree_ssa_dominator_optimize): Call update_ssa instead of
1389 (loop_depth_of_name): Declare extern.
1390 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1391 values for LOW or HIGH.
1392 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1393 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1394 (cprop_operand): Only propagate if VAL != OP.
1395 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1396 statement for renaming.
1397 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1398 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1399 add_type_alias if necessary.
1400 Call mark_new_vars_to_rename.
1401 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1402 mark every statement updated, call update_ssa and
1403 rewrite_into_loop_closed_ssa.
1404 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1405 from LIVEIN if VAR is a virtual.
1406 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1407 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1408 (get_call_expr_operands): Reformat statement.
1409 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1411 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1412 SSA_NAME_VALUE for every name.
1413 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1414 get_value_loaded_by): New.
1415 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1416 substitute_and_fold): Move from tree-ssa-ccp.c.
1417 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1418 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1419 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1421 * tree-ssa.c (verify_use): Fix error message.
1422 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1423 check_phi_redundancy, kill_redundant_phi_nodes,
1424 pass_redundant_phi): Remove. Update all users.
1425 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1426 add_type_alias, if necessary.
1427 * tree-vectorizer.h (struct _stmt_vect_info): Update
1428 documentation for field 'memtag'.
1429 * tree-vrp.c: New file.
1430 * tree.def (ASSERT_EXPR): Define.
1431 * tree.h (ASSERT_EXPR_VAR): Define.
1432 (ASSERT_EXPR_COND): Define.
1433 (SSA_NAME_VALUE_RANGE): Define.
1434 (struct tree_ssa_name): Add field 'value_range'.
1435 (PHI_REWRITTEN): Remove.
1436 (struct tree_phi_node): Remove field 'rewritten'.
1437 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1438 -ftree-store-copy-prop): Document.
1439 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1440 Document usage of update_ssa.
1442 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1445 * config/rs6000/predicates.md (altivec_register_operand): Accept
1447 (and64_operand): Do not limit CONST_INT to mask64_operand.
1448 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1449 (and_operand): Do not limit CONST_INT to mask_operand.
1451 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1453 PR rtl-optimization/20466
1454 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1455 for overlap of the address of each list member.
1456 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1458 2005-04-08 Mike Stump <mrs@apple.com>
1460 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1462 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1465 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1467 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1469 * function.c (push_function_context_to): Don't set
1471 * function.h (function): Remove contains_functions.
1472 (current_function_contains_functions): Remove.
1474 * function.h (function): Remove instrument_entry_exit.
1475 (current_function_instrument_entry_exit): Remove.
1477 * function.h (nonlocal_labels): Remove.
1479 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1481 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1482 (check_attr_value, write_attr_get, write_expr_attr_cache,
1483 find_attr, make_internal_attr): Don't reference negative_ok or
1485 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1486 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1487 (ATTR_STATIC): Adjust the value.
1489 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1491 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1493 * config/s390/tpf.h (ASM_SPEC): Define.
1495 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1497 * tree-flow.h: Remove the prototype for
1498 redirect_immediate_uses.
1499 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1501 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1503 * arm.c (arm_const_double_by_parts): New function.
1504 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1505 * arm.md (define_split for 64-bit constants): Add another one.
1507 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1509 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1511 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * system.h: Revert last change.
1515 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1517 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1518 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1519 (TARGET_SWITCHES): Delete.
1520 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1521 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1522 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1523 * config/xtensa/xtensa.opt: New file.
1525 2005-04-08 Ben Elliston <bje@au.ibm.com>
1527 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1528 * config/fp-bit.h: Tidy comments.
1530 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * system.h: Poison PARAMS.
1534 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1536 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1537 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1538 (TARGET_SWITCHES): Delete.
1539 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1540 * config/vax/vax.opt: New file.
1542 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1544 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1546 2005-04-07 Ian Lance Taylor <ian@airs.com>
1548 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1550 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1551 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1554 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1556 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1557 all immediate uses in PHI nodes.
1559 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1561 * arm.c (arm_const_double_inline_cost): Handle any constant by
1562 using gen_lowpart and gen_highpart_mode.
1563 (note_invalid_constants): All constants in an RTX with a constraint
1564 that permits memory are now pushed to the constant pool.
1565 (output_move_double): Delete code to handle reg to reg and
1566 constant to reg moves.
1567 (const_double_needs_minipool, output_mov_immediate): Delete.
1568 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1569 CONST_INT and CONST_VECTOR.
1570 * arm.md (ANY64): New mode macro.
1571 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1572 (movdf_soft_insn): Split reg-reg and const-reg moves.
1573 (split patterns for 64-bit constant and register moves): New.
1574 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1575 (cirrus_movdf_hard_insn): Likewise.
1576 * fpa.md (movdf_fpa): Likewise.
1577 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1578 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1580 (movv2si_internal_2): Likewise.
1581 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1582 (movdf_vfp): Likewise.
1583 * arm-protos.h (output_mov_immediate): Delete prototype.
1585 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1588 * simplify-rtx.c (simplify_unary_operation_1): Check
1589 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1591 2005-04-06 James E Wilson <wilson@specifixinc.com>
1594 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1597 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1599 * coverage.h (GCOV_TYPE_NODE): Delete.
1600 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1601 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1602 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1603 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1604 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1606 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1609 * Makefile.in (gcc.pot): Remove options.c dependency.
1610 * optc-gen.awk: Don't quote help strings with N_().
1612 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1614 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1615 the function returns a pointer type.
1617 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1619 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1620 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1621 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1622 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1623 explicit_uses members.
1624 (get_or_create_used_part_for): Initialize new fields.
1625 (fieldoff_compare): New function.
1626 (create_overlap_variables_for): Count number of fields, use
1627 heuristic to determine whether to create subvars for vars with
1629 Sort the field list by offset and avoid creating duplicate SFT's.
1631 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1633 * c.opt (-F): Remove trailing whitespace from help string.
1634 (-finput-charset): Use a tab to separate the switch name and help
1636 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1637 (-ftree-vectorizer-verbose): Likewise.
1639 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1641 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1642 a PHI argument where a use occurs instead of all PHI arguments.
1644 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1646 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1649 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1651 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1652 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1653 config/bfin/bfin.h: Fix comment typos.
1655 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1657 * doc/install.texi: Update the URL for Jacks.
1658 * doc/sourcebuild.texi: Likewise.
1660 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1663 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1664 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1666 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1668 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1670 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1672 * config/v850/v850-protos.h (override_options): Delete.
1673 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1674 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1675 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1676 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1677 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1678 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1679 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1680 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1681 (OVERRIDE_OPTIONS): Delete.
1682 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1683 (small_memory_info): Remove the value field.
1684 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1686 * config/v850/v850.c (small_memory): Remove the value field.
1687 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1688 (override_options): Delete.
1689 (v850_handle_memory_option, v850_handle_option): New functions.
1690 * config/v850/v850.opt: New file.
1692 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1694 * config.host: Add a section for generic hosts, and a subsection
1695 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1696 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1697 * config/host-darwin.h: New.
1698 * config/x-darwin: New.
1699 * config/i386/host-i386-darwin.c: New.
1700 * config/i386/x-darwin: New.
1701 * config/rs6000/host-darwin.c: Include host-darwin.h.
1702 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1703 (darwin_rs6000_gt_pch_use_address): Likewise.
1704 * config/rs6000/x-darwin: Change name of .o built, update
1705 dependencies for changes to rs6000/host-darwin.c.
1707 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1710 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1712 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1714 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1715 split_loop_exit_edge instead of loop_split_edge_with.
1717 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1719 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1720 UNSPEC_SET_VSCR): New constants, used throughout.
1722 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1724 (altivec_vspltis<VI_char>): ... this pattern, using
1725 a QImode const_int_operand for the immediate.
1726 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1729 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1732 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1734 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1736 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1738 2005-04-06 Ben Elliston <bje@au.ibm.com>
1740 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1741 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1742 macros as living in "this file" and not gcc.h.
1744 2005-04-06 Ben Elliston <bje@au.ibm.com>
1746 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1747 -ftree-live_range_split. Perhaps renamed at some point?
1749 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1752 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1753 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1755 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1757 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1758 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1759 (number_of_iterations_special): New function.
1760 (number_of_iterations_exit): Use number_of_iterations_special.
1761 Use simplify_using_outer_evolutions only at -O3.
1762 (number_of_iterations_cond, tree_simplify_using_condition,
1763 simplify_using_initial_conditions, loop_niter_by_eval,
1764 compare_trees, can_count_iv_in_wider_type_bound,
1765 simplify_using_outer_evolutions): Use fold_build.
1767 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1769 * doc/install.texi (Configuration): Document --with-java-home.
1771 2005-04-05 Richard Henderson <rth@redhat.com>
1775 * config/i386/i386.c (print_operand): Handle vector zeros.
1776 (ix86_split_to_parts): Handle CONST_VECTOR.
1777 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1778 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1779 what modes to tie for MMX and SSE registers.
1780 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1781 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1782 to vector modes as well.
1783 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1784 properly as an input mode.
1786 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1788 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1790 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1792 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1794 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1796 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1797 and local functions, set sse_nregs to 8 and float_in_sse.
1798 (function_arg_advance, function_arg): If float_in_sse, pass
1799 SFmode and DFmode arguments in SSE registers.
1800 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1802 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1803 of -funit-at-a-time.
1805 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1807 * config/i386/i386-protos.h (ix86_function_value): Accept two
1808 arguments, like the target macro.
1809 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1810 * config/i386/i386.c (ix86_function_value): Accept the second
1811 argument of the target macro.
1812 (ix86_function_ok_for_sibcall): Pass a function pointer to
1813 ix86_function_value.
1814 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1815 call to ix86_value_regno).
1816 (ix86_value_regno): Add support for returning floating point values
1819 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1821 PR tree-optimization/20076
1822 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1823 that call __builtin_return or __builtin_apply_args.
1825 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1827 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1828 Use immediate use iterator.
1829 (stmt_is_bumper_for_loop): Use immediate use iterator.
1830 * predict.c (strip_builtin_expect): Use update_stmt.
1831 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1832 on all elements of a STATEMENT_LIST.
1833 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1834 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1835 (bsi_replace): Mark stmt as modified and the update it.
1836 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1837 (expand_complex_libcal): Call update_stmt.
1838 (expand_complex_comparison): Call mark_stmt_modified.
1839 (expand_complex_operations_1): Call update_stmt_if_modified.
1840 (expand_vector_operations_1): Call mark_stmt_modified.
1841 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1842 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1843 add_immediate_use, redirect_immediate_use,
1844 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1845 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1846 (mark_new_vars_to_rename): Call update_stmt.
1847 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1848 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1850 (unmodify_stmt): Delete.
1851 (update_stmt): New. Force an update of a stmt.
1852 (update_stmt_if_modified): update a stmt if it is out of date.
1853 (get_stmt_operands): Verify stmt is NOT modified.
1854 (stmt_modified_p): Update comment.
1855 (delink_imm_use): Remove a use node from its immuse list.
1856 (link_imm_use_to_list): Link a use node to a specific list.
1857 (link_imm_use): Link a node to the correct list.
1858 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1859 it in the correct list, if appropriate.
1860 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1861 (relink_imm_use): Link a use node in place of another node in a list.
1862 (relink_imm_use_stmt): LInk a node in place of another node, and set
1864 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1865 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1866 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1867 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1868 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1869 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1870 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1871 (has_zero_uses): New. Return true if there are no uses of a var.
1872 (has_single_use): New. Return true if there is only a single use of a
1874 (single_imm_use): New. Return the simgle immediate use.
1875 (num_imm_uses): New. Return the number of immediate uses.
1876 (get_v_must_def_ops): Use is now a pointer.
1877 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1878 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1880 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1881 (delink_stmt_imm_use): Delink all immuses from a stmt.
1882 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1883 * tree-flow.h (struct dataflow_d): Delete.
1884 (immediate_use_iterator_d): New. Immediate use iterator struct.
1885 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1886 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1887 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1889 (struct stmt_ann_d): Remove dataflow_t from struct.
1890 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1891 (if_convertible_phi_p): Use FAST immuse iterator.
1892 (if_convertible_loop_p): Don't call compute_immediate_uses.
1893 (replace_phi_with_cond_modify_expr): Call update_stmt.
1894 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1895 update_stmt_if_modified.
1896 (rewrite_all_into_ssa): Initialize ssa operands.
1897 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1898 compute_immediate_uses.
1899 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1900 ssa_property is available.
1901 (execute_one_pass): Change parameters passed to execute_todo.
1902 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1903 (remove_ssa_form): Call fini_ssa_operands.
1904 (insert_backedge_copies): Delete call to modify_stmt.
1905 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1906 (release_phi_node): Delink any use nodes before releasing.
1907 (resize_phi_node): Relink any use nodes.
1908 (remove_phi_arg_num): Delink the use node.
1909 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1910 (remove_all_phi_nodes_for): Release phi node first.
1911 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1912 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1913 (scalarize_use, scalarize_copy): Call update_stmt.
1914 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1915 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1916 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1917 (ccp_initialize): Remove call to compute_immediate_uses.
1918 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1919 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1921 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1922 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1923 (eliminate_redundant_computations): Call mark_stmt_modified.
1924 (cprop_operand): Call mark_stmt_modified.
1925 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1926 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1927 (dse_optimize_stmt): Use new immuse interface.
1928 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1929 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1930 (substitute_single_use_vars): Use new immuse interface.
1931 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1932 and compute_immediate_uses.
1933 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1935 (rewrite_mem_refs): Call update_stmt.
1936 (determine_lsm): Remove call to compute_imm_uses and free_df.
1937 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1938 (try_unroll_loop_completely): Call update_stmt.
1939 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1940 (rewrite_use_compare): Call update_stmt.
1941 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1942 (rewrite_use) : Call update_stmt.
1943 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1944 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1946 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1947 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1948 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1950 (initialize_vuse_operand): New. Initialize a vuse operand.
1951 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1952 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1953 (finalize_ssa_defs): Use stmt parameter.
1954 (correct_use_link): Ensure a use node is in the correct list, and has
1955 the correct stmt pointer.
1956 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1957 finalize_ssa_v_must_defs): Also initialize use nodes.
1958 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1959 (build_ssa_operands): Seperate parsing from final operand construction.
1960 (parse_ssa_operands): New. Parse entry point for operand building.
1961 (swap_tree_operands): New. Swap 2 tree operands.
1962 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1964 (get_expr_operands): Call swap_tree_operands when needed.
1965 (copy_virtual_operands): Use initialize routines for virtual use ops.
1966 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1967 (verify_abort): New. Issue imm_use error.
1968 (verify_imm_links): New Verify imm_use links for a var.
1969 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1970 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1971 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1972 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1973 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1974 (NULL_USE_OPERAND_P) Define.
1975 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1977 (struct vuse_operand_type): New struct.
1978 (SET_USE): Call set_ssa_use_from_ptr.
1980 (PHI_ARG_INDEX_FROM_USE): Define.
1981 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1982 argument via SET_USE, not PHI_ARG_DEF_TREE.
1983 * tree-ssa-pre.c (eliminate): Call update_stmt.
1984 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1986 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1987 (nearest_common_dominator_of_uses): Use imm_use iterator.
1988 (statement_sink_location): Use imm_use iterator and interface.
1989 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1990 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1991 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1992 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1993 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1994 if new parameter is true.
1995 (init_tree_ssa): Don't initialize operand cache here.
1996 (delete_tree_ssa): Don't destroy operand cache here.
1997 (propagate_into_addr): Pass in a use pointer, return true if anything
1999 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
2000 (check_phi_redundancy): Use imm_use iterator.
2001 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
2003 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
2004 (release_ssa_name): Delink node and all elements in its imm_use list.
2005 * tree-tailcall.c (adjust_return_value): Call update_stmt.
2006 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
2007 * tree-vectorizer.c (need_imm_uses_for): Delete.
2008 (vectorize_loops): Dont call compute_immediate_uses or free_df.
2009 * tree.h (struct ssa_imm_use_d): Define.
2010 (SSA_NAME_IMM_USE_NODE): Define.
2011 (struct tree_ssa_name): Add imm_use node.
2013 (PHI_ARG_IMM_USE_NODE): Define.
2014 (struct phi_arg_d): Add imm_use node.
2015 (struct tree_phi_node): Remove struct dataflow_d element.
2016 (TDF_STMTADDR): Define.
2018 2005-04-05 Dale Johannesen <dalej@apple.com>
2020 * doc/invoke.texi (Optimization Options): Remove
2021 duplicate -fcse-follow-jumps. Add -fweb.
2022 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
2023 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
2025 2005-04-05 Per Bothner <per@bothner.com>
2027 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
2028 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
2029 (warn_uninit): Get EXPR_LOCUS from context now instead.
2030 This fixes a USE_MAPPED_LOCATION testsuite failure.
2032 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
2034 2005-04-05 Per Bothner <per@bothner.com>
2036 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
2037 of the artification 'return 0' in main() to BUILTINS_LOCATION.
2038 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
2041 2004-04-05 Devang Patel <dpatel@apple.com>
2043 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
2044 (lhsr<mode>3): ... new name.
2045 (altivec_vsra<VI_char>): Rename to ..
2046 (ashr<mode>3): ... new name.
2047 * config/rs6000/rs6000.c (builtin_description): Rename shift
2050 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
2052 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
2053 gen_lowpart_for_combine.
2054 * cse.c (gen_lowpart_if_possible): Move...
2055 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
2057 (gen_lowpart_no_emit_general): Use it.
2059 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2061 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
2064 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
2066 * system.h: Fix typo.
2068 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
2070 * config/bfin/bfin-modes.def: New file.
2071 * config/bfin/bfin-protos.h: New file.
2072 * config/bfin/bfin.c: New file.
2073 * config/bfin/bfin.h: New file.
2074 * config/bfin/bfin.md: New file.
2075 * config/bfin/bfin.opt: New file.
2076 * config/bfin/crti.s: New file.
2077 * config/bfin/crtn.s: New file.
2078 * config/bfin/elf.h: New file.
2079 * config/bfin/lib1funcs.asm: New file.
2080 * config/bfin/predicates.md: New file.
2081 * config/bfin/t-bfin: New file.
2082 * config/bfin/t-bfin-elf: New file.
2083 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
2084 Document new attributes.
2085 (interrupt, interrupt_handler, saveall): Update documentation for
2087 * doc/install.texi (Specific): Add entry for the Blackfin.
2088 * doc/invoke.texi (Blackfin Options): New section.
2089 * doc/md.texi (Blackfin family): New section to document constraints.
2090 * config.gcc: Add bfin*-* and bfin*-elf configurations.
2092 2005-04-05 Olivier Hainque <hainque@adacore.com>
2094 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
2095 match what the system unwinder expects.
2096 * config/mips/mips.c (mips_frame_set): If we're saving the return
2097 address register and the dwarf return address column number differs
2098 from the hard register number, adjust the note reg to refer to the
2101 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
2103 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
2104 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
2105 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2106 (processor_type): New enum.
2107 (mn10300_processor): New variable.
2108 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
2109 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
2110 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
2111 (PROCESSOR_DEFAULT): New macro.
2112 * config/mn10300/mn10300.c (mn10300_processor): New variable.
2113 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2114 (mn10300_handle_option, mn10300_override_options): New functions.
2115 * config/mn10300/mn10300.opt: New file.
2117 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2118 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
2120 PR tree-optimization/19903
2121 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
2122 that don't fit in their type after conversion.
2124 2005-04-05 Uros Bizjak <uros@kss-loka.si>
2127 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
2128 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
2129 Allocate local stack slots here. Set ix86_optimize_mode_switching.
2130 flag here. Implement using define_insn_and_split.
2131 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
2132 (frndintxf2_mask_pm_i387): New insn patterns.
2133 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
2134 Do not set ix86_optimize_mode_switching flag.
2135 (ceilsf2, ceildf2, ceilxf2): Same.
2136 (btruncsf2, btruncdf2, btruncxf2): Same.
2137 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
2139 2005-04-05 Ian Lance Taylor <ian@airs.com>
2142 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
2143 i386_pe_record_external_function.
2144 (i386_pe_record_external_function): Update declaration.
2145 * config/i386/winnt.c (struct extern_list): Add decl field.
2146 (i386_pe_record_external_function): Add decl parameter.
2147 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
2149 * config/i386/i386-protos.h (i386_pe_record_external_function):
2152 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
2154 * config/m68k/m68k-protos.h: Add a prototype for
2155 valid_dbcc_comparison_p_2.
2156 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
2157 extend_operator, const_uint32_operand, const_sint32_operand,
2158 general_src_operand, nonimmediate_src_operand,
2159 memory_src_operand, post_inc_operand, pre_dec_operand,
2160 pcrel_address): Move to predicates to predicates.md.
2161 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
2162 * config/m68k/m68k.md: Include predicates.md.
2163 * config/m68k/predicates.md: New.
2165 2005-04-04 Roger Sayle <roger@eyesopen.com>
2167 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
2169 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
2171 2005-04-04 Ian Lance Taylor <ian@airs.com>
2173 * c-typeck.c (struct c_switch): Rename switch_stmt field to
2175 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
2176 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
2177 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
2178 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
2179 * c-common.c (c_do_switch_warnings_1): New static function broken
2180 out of c_do_switch_warnings.
2181 (c_do_switch_warnings): Call c_do_switch_warnings_1.
2182 (c_do_switch_expr_warnings): New function.
2183 * c-common.h (c_do_switch_expr_warnings): Declare.
2185 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2186 Daniel Jacobowitz <dan@codesourcery.com>
2188 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
2190 * rtlanal.c (may_trap_p): Same.
2192 2005-04-04 Dale Johannesen <dalej@apple.com>
2194 * ChangeLog: remove reference to ChangeLog.12.
2196 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
2198 CRIS epilogue as RTL.
2199 * config/cris/cris.md: Change all 0 in unspec 0 to
2201 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
2202 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
2204 ("return"): Change to define_expand. Call cris_expand_return for
2206 ("*return_expanded"): New pattern.
2207 ("epilogue"): New define_expand.
2208 * config/cris/cris.h (PREDICATE_CODES): Add
2209 cris_load_multiple_op.
2210 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
2212 (enum cris_retinsn_type): New.
2213 (struct machine_function): New member return_type.
2214 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
2215 (cris_target_asm_function_epilogue): Remove, moving RTLified
2217 (cris_expand_epilogue): New function.
2218 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
2219 (cris_gen_movem_load, cris_load_multiple_op)
2220 (cris_return_address_on_stack_for_return, cris_expand_return): New
2222 (cris_target_asm_function_prologue)
2223 (cris_initial_frame_pointer_offset): Call
2224 cris_reg_saved_in_regsave_area instead of complicated expression.
2225 Call cris_return_address_on_stack instead of an expression.
2226 (cris_print_operand) <case 'o', case 'O'>: New cases.
2227 (cris_return_address_on_stack): Change return-type to bool.
2228 (cris_simple_epilogue): Ditto. Return false if registers are
2230 * config/cris/cris-protos.h (cris_simple_epilogue)
2231 (cris_return_address_on_stack): Adjust prototype return type.
2232 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2233 (cris_return_address_on_stack_for_return): New prototypes.
2235 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2237 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2238 gpr_or_int12_operand.
2240 * config/frv/frv-protos.h: Add a prototype to
2241 frv_legitimate_memory_operand and frv_const_unspec_p.
2242 (frv_unspec): Move from frv.c.
2243 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2244 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2245 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2246 gpr_or_fpr_operand, gpr_or_int12_operand,
2247 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2248 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2249 int6_operand, int5_operand, uint5_operand, uint4_operand,
2250 uint1_operand, int_2word_operand, uint16_operand,
2251 upper_int16_operand, integer_register_operand,
2252 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2253 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2254 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2255 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2256 move_destination_operand, movcc_fp_destination_operand,
2257 frv_function_symbol_referenced_p, move_source_operand,
2258 condexec_dest_operand, condexec_source_operand,
2259 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2260 const_unspec_operand, gpr_or_memory_operand,
2261 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2262 icc_operand, fcc_operand, cc_operand, icr_operand,
2263 fcr_operand, cr_operand, call_operand, sibcall_operand,
2264 symbolic_operand, relational_operator,
2265 integer_relational_operator, float_relational_operator,
2266 ccr_eqne_operator, minmax_operator,
2267 condexec_si_binary_operator, condexec_si_media_operator,
2268 condexec_si_divide_operator, condexec_si_unary_operator,
2269 condexec_sf_conv_operator, condexec_sf_add_operator,
2270 condexec_memory_operand, intop_compare_operator, acc_operand,
2271 even_acc_operand, quad_acc_operand, accg_operand: Move to
2273 * config/frv/frv.h (PREDICATE_CODES): Remove.
2274 * config/frv/frv.md: Include predicates.md.
2275 * config/frv/predicates.md: New.
2277 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2280 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2281 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2282 (add_standard_iv_candidates_for_size): New function, extracting code
2283 from add_standard_iv_candidates and parameterizing it by type size.
2284 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2286 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2288 * system.h (GCOV_SIZE_TYPE): Unposion.
2289 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2290 (GCOV_TYPE_SIZE): ...this new macro.
2291 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2292 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2293 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2294 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2295 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2296 instead of unsigned_intSI_type_node.
2297 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2298 (rtl_gen_one_value_profiler_no_edge_manipulation)
2299 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2300 * value-prof.c: Include coverage.h.
2302 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2303 Diego Novillo <dnovillo@redhat.com>
2305 Fix PR tree-optimization/20703
2306 Fix PR tree-optimization/20725
2308 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2309 (create_expression_by_pieces): Ditto.
2310 (valid_in_set): Ditto. Also handle tcc_declaration.
2311 (find_or_generate_expression): Handle comparison class.
2312 (insert_into_preds_of_block): Ditto.
2313 (insert_aux): Ditto.
2314 (create_value_expr_from): Handle comparison class, recursively
2315 handle reference nodes.
2316 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2317 (execute_pre): Fix spacing.
2318 (do_fre): Renamed to execute_fre.
2320 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2322 * doc/invoke.texi (SPARC options): Document that
2323 -mlittle-endian is not supported on Linux either.
2325 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2329 * config.gcc (Obsolete configurations): Remove
2330 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2331 (sparclite-*-coff*): Delete.
2332 (sparclite-*-elf*): Likewise.
2333 (sparc86x-*-elf*): Likewise.
2334 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2335 * config/sparc/lite.h: Delete.
2336 * config/sparc/litecoff.h: Likewise.
2337 * config/sparc/liteelf.h: Likewise.
2338 * config/sparc/sp86x-elf.h: Likewise.
2339 * config/sparc/t-sparclite: Likewise.
2340 * config/sparc/t-sp86x: Likewise.
2342 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2344 * config/s390/s390-protos.h: (s390_comparison,
2345 s390_alc_comparison, s390_slb_comparison, const0_operand,
2346 consttable_operand, larl_operand, s_operand,
2347 shift_count_operand, bras_sym_operand, load_multiple_operation,
2348 store_multiple_operation, s390_plus_operand): Remove prototypes.
2349 (s390_legitimate_address_without_index_p): New prototype.
2350 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2352 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2353 const0_operand, consttable_operand, larl_operand, s_operand,
2354 shift_count_operand, bras_sym_operand, load_multiple_operation,
2355 store_multiple_operation, s390_plus_operand): Move to
2357 (check_mode): Remove.
2358 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2360 (s390_legitimate_address_without_index_p): New.
2361 * config/s390/s390.h (PREDICATE_CODES): Remove.
2362 * config/s390/s390.md: Include predicates.md.
2363 * config/s390/predicates.md: New.
2365 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2368 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2369 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2370 (NEED_INDICATE_EXEC_STACK): Define to 1.
2371 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2372 (NEED_INDICATE_EXEC_STACK): Define to 1.
2373 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2374 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2375 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2376 (pic_helper_emitted_p): New global.
2377 (emit_pic_helper): New function extracted from...
2378 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2379 Do not call emit_pic_helper if delay_pic_helper is true.
2380 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2381 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2382 (sparc_file_end): New function.
2384 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2386 * config/mcore/mcore-protos.h: Remove the prototypes for
2387 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2388 mcore_general_movdst_operand, mcore_reload_operand,
2389 mcore_arith_J_operand, mcore_arith_K_operand,
2390 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2391 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2392 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2393 mcore_literal_K_operand, mcore_addsub_operand,
2394 mcore_compare_operand, mcore_load_multiple_operation,
2395 mcore_store_multiple_operation, mcore_call_address_operand.
2396 Add a prototype for const_ok_for_mcore.
2397 * config/mcore/mcore.c (mcore_call_address_operand,
2398 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2399 mcore_arith_reg_operand, mcore_reload_operand,
2400 mcore_arith_J_operand, mcore_arith_K_operand,
2401 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2402 mcore_arith_M_operand, mcore_arith_imm_operand,
2403 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2404 mcore_literal_K_operand, mcore_addsub_operand,
2405 mcore_compare_operand, mcore_load_multiple_operation,
2406 mcore_store_multiple_operation): Move to predicates.md.
2407 (const_ok_for_mcore): Export.
2408 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2409 * config/mcore/mcore.md: Include predicates.md.
2410 * config/mcore/predicates.md: New.
2412 * config/mcore/predicates.md: Fix a comment typo.
2414 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2415 Adrian Straetling <straetling@de.ibm.com>
2417 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2418 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2419 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2421 ("imul"): Removed from "type" attribute.
2422 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2423 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2424 Changed type to imulsi.
2425 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2427 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2429 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2430 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2431 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2432 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2433 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2434 (TARGET_SWITCHES, mcore_stack_increment_string)
2435 (TARGET_OPTIONS): Delete.
2436 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2437 than *_BIT constants.
2438 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2439 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2440 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2441 (mcore_override_options): Delete mcore_stack_increment code.
2442 Change use of M340_BIT to MASK_M340.
2443 * config/mcore/mcore.opt: New file.
2445 2005-04-04 Ian Lance Taylor <ian@airs.com>
2447 * config/arm/arm.c (replace_symbols_in_block): Remove static
2450 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2452 * config/fr30/fr30-protos.h: Remove the prototypes for
2453 stack_add_operand, add_immediate_operand,
2454 high_register_operand, low_register_operand, call_operand,
2455 di_operand, and nonimmediate_di_operand.
2456 * config/fr30/fr30.c (stack_add_operand,
2457 add_immediate_operand, high_register_operand,
2458 low_register_operand, call_operand, di_operand,
2459 nonimmediate_di_operand): Move to predicates.md.
2460 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2461 * config/fr30/fr30.md: Include predicates.md.
2462 * config/fr30/predicates.md: New.
2464 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2465 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2466 mcore_call_address_operand.
2468 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2469 general_movsrc_operand.
2471 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2473 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2476 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2479 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2482 2005-04-04 Richard Henderson <rth@redhat.com>
2483 Jakub Jelinek <jakub@redhat.com>
2485 PR rtl-optimization/16104
2486 * fold-const.c (fold_unary): Fix folding of vector conversions.
2488 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2490 * config.gcc (xstormy16-*-elf): Set extra_options.
2491 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2492 * config/stormy16/stormy16.opt: New file.
2494 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2496 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2497 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2498 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2499 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2500 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2501 (TARGET_UNIX_ASM): Delete.
2502 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2503 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2504 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2506 * config/pdp11/pdp11.opt: New file.
2508 2005-04-03 Roger Sayle <roger@eyesopen.com>
2509 Alexandre Oliva <aoliva@redhat.com>
2512 * fold-const.c (non_lvalue): Split tests into...
2513 (maybe_lvalue_p): New function.
2514 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2515 C++ front-end prior to lowering into gimple form.
2517 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2520 BUILT_IN_STRNCASECMP): New.
2521 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2524 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2527 * arm.md (addsi3_compare0_for_combiner): Delete.
2528 (addsi3_compare0_scratch_for_combiner): Delete.
2529 (cmpsi_neg_shiftsi): Delete.
2530 (compare_negsi_si): New pattern.
2531 (cmpsi_negshiftsi_si): New pattern.
2532 (negated_cbranchsi4): Restrict to equality_operator.
2534 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2537 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2539 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2542 * doc/install.texi: Fix a typo.
2544 2005-04-03 Steven Bosscher <stevenb@suse.de>
2547 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2548 a computed goto if the edge to the computed goto block has
2549 incoming abnormal edges. Clarify how the function works.
2551 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2553 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2554 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2555 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2556 hash_scan_set, reg_set_between_after_reload_p,
2557 reg_used_between_after_reload_p, get_avail_load_store_reg,
2558 eliminate_partially_redundant_load): Likewise.
2559 * postreload.c (reload_cse_simplify_set,
2560 reload_combine_note_use): Likewise.
2561 * predict.c (predict_insn, expected_value_to_br_prob,
2562 propagate_freq, expensive_function_p): Likewise.
2563 * print-rtl.c (print_rtx): Likewise.
2564 * profile.c (instrument_edges, instrument_values,
2565 compute_branch_probabilities, branch_prob, union_groups,
2566 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2567 * protoize.c (in_system_include_dir, file_could_be_converted,
2568 file_normally_convertible, gen_aux_info_file, seek_to_line,
2569 do_cleaning): Likewise.
2570 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2571 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2572 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2574 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2576 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2577 * modulo-sched.c (undo_replace_buff_elem): New structure.
2578 (kernel_number_of_cycles, ps_unschedule_node,
2579 undo_generate_reg_moves,free_undo_replace_buff,
2580 undo_permute_partial_schedule, loop_single_full_bb_p,
2581 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2582 build_loops_structure, get_sched_window): New.
2583 (generate_reg_moves): Return undo_replace_buff_elem and other
2585 (generate_prolog_epilog): Remove old loop versioning.
2586 (sms_schedule): Use loop information and loop_version.
2587 (sms_schedule_by_order): Split part of it to get_sched_window.
2588 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2589 cfg_layout_finalize and free_dominance_info before/after SMS.
2591 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2593 * cfghooks.c (lv_flush_pending_stmts,
2594 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2595 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2596 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2597 lv_add_condition_to_bb,
2598 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2599 flush_pending_stmts): New in cfg_hooks structure.
2600 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2601 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2602 lv_add_condition_to_bb): New declarations.
2603 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2605 (loop_version): Declare.
2606 * cfgloopmanip.c (cfghooks.h): Include.
2607 (duplicate_loop_to_header_edge): Change return type to bool.
2608 (loop_version, lv_adjust_loop_entry_edge): Move here.
2609 * cfgrtl.c (cfgloop.h): Include.
2610 (rtl_verify_flow_info_1): Fix.
2611 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2612 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2614 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2615 tree_lv_add_condition_to_bb): New.
2616 (tree_cfg_hooks): Add new hooks to initialization.
2617 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2618 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2620 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2622 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2623 xstormy16_below100_or_register,
2624 xstormy16_splittable_below100_or_register, and
2625 nonimmediate_nonstack_operand.
2627 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2628 xstormy16_ineqsi_operator, equality_operator,
2629 inequality_operator, shift_operator,
2630 xstormy16_below100_operand, xstormy16_below100_or_register,
2631 xstormy16_splittable_below100_or_register,
2632 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2633 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2634 equality_operator, inequality_operator,
2635 xstormy16_below100_operand, xstormy16_below100_or_register,
2636 xstormy16_splittable_below100_or_register,
2637 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2638 nonimmediate_nonstack_operand, shift_operator): Move to
2640 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2641 * config/stormy16/stormy16.md: Include predicates.md.
2642 * config/stormy16/predicates.md: New.
2644 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2646 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2647 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2648 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2649 move_operand, power_of_2_operand): Move to predicates.md.
2650 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2651 PREDICATE_CODE): Remove.
2652 * config/iq2000/iq2000.md: Include predicates.md.
2653 * config/iq2000/predicates.md: New.
2655 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2657 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2658 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2659 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2660 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2661 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2662 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2663 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2664 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2665 (TARGET_M68HC11): Delete.
2666 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2667 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2668 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2669 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2670 (nb_soft_regs): Delete.
2671 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2672 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2673 and MASK_M6812 being set simultaneously. Change the code that sets
2674 the default m68hc11_soft_reg_count to use integers instead of strings.
2675 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2676 m68hc11_soft_reg_count (which now has an int type) as the number
2678 * config/m68hc11/m68hc11.opt: New file.
2680 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2682 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2683 fp_displacement_operand, sp_displacement_operand.
2685 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2687 Remove the prototypes for tst_operand, cmp_operand,
2688 stack_register_operand, d_register_operand,
2689 hard_addr_reg_operand, splitable_operand,
2690 m68hc11_logical_operator, m68hc11_arith_operator,
2691 m68hc11_non_shift_operator, m68hc11_shift_operator,
2692 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2693 non_push_operand, hard_reg_operand, and
2694 reg_or_some_mem_operand.
2695 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2697 (tst_operand, cmp_operand, non_push_operand,
2698 splitable_operand, reg_or_some_mem_operand,
2699 stack_register_operand, d_register_operand,
2700 hard_addr_reg_operand, hard_reg_operand,
2701 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2702 m68hc11_arith_operator, m68hc11_non_shift_operator,
2703 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2705 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2706 * config/m68hc11/m68hc11.md: Include predicates.md.
2707 * config/m68hc11/predicates.md: New.
2709 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2712 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2713 change checked in along with 2005-03-03's patch for debug/20253.
2714 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2715 (remap_decl): Insert type decl in map earlier.
2717 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2719 PR tree-optimization/20640
2720 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2721 post-dominator if it has phi nodes.
2722 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2723 before dead statements.
2725 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2728 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2730 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2732 PR rtl-optimization/20290
2733 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2734 in every iteration if the entry point is the exit test.
2736 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2738 * config/cris/cris.md (attribute "length"): Define.
2740 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2742 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2743 (word_offset_memref_operand): New.
2744 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2745 (indexed_or_indirect_operand): Delete.
2746 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2747 (indexed_or_indirect_operand): Delete.
2749 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2752 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2755 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2756 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2758 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2760 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2762 2005-04-01 Ian Lance Taylor <ian@airs.com>
2764 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2765 (rus, prus): Remove static variables.
2766 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2767 (process_command): Permit report_times and use_pipes together.
2769 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2771 * c-decl.c (validate_proto_after_old_defn): Look at
2772 TYPE_MAIN_VARIANT of argument types.
2774 2005-04-01 Paul Brook <paul@codesourcery.com>
2776 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2777 (arm_output_function_epilogue): Allow call_via_SP.
2778 (thumb_call_via_reg, arm_file_end): Ditto.
2779 * config/arm/arm.h (struct machine_function): Include space for SP.
2780 (thumb_call_via_label): Update declaration.
2782 2005-04-01 Ian Lance Taylor <ian@airs.com>
2784 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2785 doing a peephole optimization, once again put any notes in the
2788 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2790 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2792 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2794 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2795 (block_alloc, find_free_reg): Likewise.
2796 * loop-doloop.c (doloop_modify): Likewise.
2797 * loop-invariant.c (record_use): Likewise.
2798 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2799 get_iv_value, canon_condition, eliminate_implied_condition,
2800 eliminate_implied_condition, simplify_using_initial_values,
2801 shorten_into_mode, canonicalize_iv_subregs,
2802 iv_number_of_iterations): Likewise.
2803 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2804 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2805 unswitch_loop): Likewise.
2806 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2807 move_movables, replace_call_address, find_and_verify_loops,
2808 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2809 record_giv, final_giv_value, general_induction_var,
2810 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2811 loop_giv_dump): Likewise.
2813 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2814 GCOV_CHECK_WRITING): Remove.
2815 (gcov_position, gcov_rewrite): Use gcc_assert.
2816 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2817 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2818 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2821 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2823 * tree-inline.c: Fix a typo.
2825 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2827 * configure.ac (enable-checking): Explicitly set all variables for
2828 collective switch values. Alphabetize variables. Rename
2829 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2831 * doc/install.texi (enable-checking): Update documentation.
2832 * configure: Rebuilt.
2834 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2836 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2839 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2841 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2842 Also reject cases where this pattern will cause load delay stalls
2843 unless optimizing for size and it will produce a shorter sequence.
2844 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2845 variants to avoid pre-adjusting the base when possible.
2847 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2849 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2850 the frame and argument pointers.
2851 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2852 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2853 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2854 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2855 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2856 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2858 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2860 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2861 with entry for selectany attribute.
2862 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2864 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2865 (i386_pe_asm_named_section): Handle sections generated by
2866 selectany attribute.
2867 * doc/extend.texi (selectany): Document attribute.
2869 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2870 Jan Hubicka <jh@suse.cz>
2872 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2873 to fix addresses involving EBP and ESP.
2874 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2875 for SUBREGed registers.
2876 (legitimate_address_p): Accept SUBREGed registers.
2878 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2881 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2882 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2885 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2887 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2889 2005-04-01 James E Wilson <wilson@specifixinc.com>
2892 * dwarf2out.c (rtl_for_decl_init): New function.
2893 (rtl_for_decl_location): Extracted from here.
2894 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2895 add_const_value_attribute. Delete initializer_constant_valid_p call.
2897 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2899 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2900 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2901 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2902 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2903 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2904 config/i386/i386.md, config/rs6000/predicates.md,
2905 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2906 config/s390/s390.c, config/stormy16/stormy16.c,
2907 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2910 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2913 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2914 COND_EXPR and CALL_EXPR.
2916 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2919 * genautomata.c (first_cycle_unit_presence): Check all alternative
2920 states for unit presence.
2922 * doc/md.texi: Remove remark about impossibility to query unit
2923 presence in non nondeterministic automaton state.
2925 * config/ia64/ia64.c (get_template): Change order of unit querying.
2927 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2929 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2932 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2934 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2935 flag for edges outside any loops.
2937 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2939 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2941 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2943 * tree-ssa-alias.c: Follow spelling conventions.
2944 * doc/tree-ssa.texi: Fix a typo.
2946 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2948 * postreload-gcse.c: Include target.h.
2949 (gcse_after_reload_main): Return early if we cannot modify jumps.
2950 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2952 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2954 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2955 expensive operations.
2957 2005-03-31 Ian Lance Taylor <ian@airs.com>
2959 * collect2.c (lderrout): New variable.
2960 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2961 if it is set, to stderr.
2962 (handler): Unlink lderrout if it is set.
2963 (dump_file): Add "to" parameter. Change all callers.
2964 (main): Initialize lderrout.
2965 (collect_execute): Add errname parameter. Change all callers.
2966 Rename redir parameter to outname. Never pass
2967 PEX_STDERR_TO_STDOUT to pex_run.
2968 * collect2.h (collect_execute, dump_file): Update declarations.
2969 * tlink.c (tlink_execute): Add errname parameter. Change all
2971 (do_tlink): Check lderrout as well as ldout.
2973 2005-03-31 Caroline Tice <ctice@apple.com>
2975 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2976 (bb-reorder.o): Add errors.h to list of requirements.
2977 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2978 profiledbootstrap flags.
2979 * bb-reorder.c (errors.h): Add new include.
2980 (struct bbro_basic_block_data_def): Add new field, in_trace.
2981 (add_unlikely_executed_notes): Remove function.
2982 (mark_bb_for_unlikely_executed_section): Remove function.
2983 (insert_section_boundary_note): New function.
2984 (verify_hot_cold_block_grouping): New function.
2985 (push_to_next_round_p): Remove variables and tests that push all
2986 cold blocks to last round.
2987 (find_traces): Remove code that added extra round of trace finding
2988 when doing partitioning.
2989 (find_traces_1_round) : Remove variable last_round; add code to
2990 update new struct field, in_trace; correct trace_length where it was
2991 incorrect before (after call to copy_bb); change code that pushed all
2992 cold blocks to last round. Instead verify that all blocks going into
2993 a trace belong in the same partition.
2994 (connect_traces): Modify to connect the traces in two passes, if the
2995 function contains both hot and cold blocks. The first pass connects
2996 all the traces for blocks in the partition that the first block in
2997 the function belongs to; the second pass connnects all the traces
2998 containing blocks that belong in the other partition.
2999 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3000 code that automatically put the first block in a function into the
3001 hot partition if the function had any hot blocks.
3002 (fix_crossing_unconditional_branches): Check number of succ edges
3003 before attempting to get one.
3004 (fix_edges_for_rarely_executed_code): Update comment describing
3006 (reorder_basic_blocks): Add code to initialize new field (in_trace);
3007 remove call to add_unlikely_executed_notes; add call to
3008 verify_hot_cold_block_grouping.
3009 (duplicate_computed_gotos): Don't change computed goto if it's a
3011 (partition_hot_cold_basic_blocks): Update function comment.
3012 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
3014 (try_forward_edges): Likewise.
3015 (merge_blocks_move_predecessor_nojumps): Likewise.
3016 (merge_blocks_move_successor_nojumps): Likewise.
3017 (merge_blocks_move): Likewise.
3018 (try_crossjump_bb): Likewise.
3019 * cfglayout.c (update_unlikely_executed_notes): Remove function.
3020 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
3021 notes to cold bb's; remove call to update_unlikely_executed_notes.
3022 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3023 NOTE_INSN_SWITCH_TEXT_SECTIONS.
3024 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
3025 function declaration.
3026 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
3028 (rtl_can_merge_blocks): Remove redundancy from condition.
3029 (try_redirect_by_replacing_jump): Likewise.
3030 (force_nonfallthru_and_redirect): Remove code for adding
3031 UNLIKELY_EXECUTED_CODE notes to cold bb's.
3032 (commit_one_edge_insertion): Likewise.
3033 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
3034 * dbxout.c (FORCE_TEXT): Replace function_section with
3035 current_function_section.
3036 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
3037 function, switch_text_section.
3038 (struct xcoff_debug): Likewise.
3039 (dbxout_function_end): Add code to put out label diffs for both
3040 hot and cold sections.
3041 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
3042 for new debug_hooks funciton, switch_text_section..
3043 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
3044 switch_text_section.
3045 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
3046 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
3047 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
3048 dw_fde_switched_sections.
3049 (output_call_frame_info): Add test to see if function switches text
3050 sections in the middle; if so, use appropriate extra hot and cold
3051 section labels to compute size deltas for the hot and cold sections.
3052 (dwarf2out_begin_prologue): Add code to initialize new fields in
3054 (dwarf2out_switch_text_section): New function (invoked through
3055 debug_hook); updates new fields in dw_fde_struct appropriately and
3056 increments separate_line_info_table_in_use.
3057 (dwarf2_debug_hooks): Initialize switch_text_section function to be
3058 dwarf2out_switch_text_section.
3059 (struct var_loc_node): Add new field, section_label.
3060 (output_aranges): Add code to check whether in hot or cold section and
3061 use the appropriate label in calculating deltas.
3062 (output_ranges): Likewise.
3063 (output_line_info): Add code to check which section we're in and
3064 use appropriate hot/cold label.
3065 (add_location_or_constant_value_attribute): Likewise.
3066 (gen_subprogam_die): Modify arange attributes to use correct labels.
3067 (dwarf2out_begin_block): Change call to function_section into call to
3068 current_function_section.
3069 (dwarf2out_end_block): Likewise.
3070 (dwarf2out_source_line): Likewise.
3071 (dwarf2out_var_location): Add code to check whether in hot or cold
3072 section and use the appropriate label.
3073 * except.c (output_function_exception_table): Change call to
3074 function_section into call to current_function_section.
3075 * final.c (profile_function): Likewise.
3076 (scan_ahead_for_unlikely_executed_note): Remove function.
3077 (final_scan_insn): Remove calls to
3078 scan_ahead_for_unlikely_executed_note, and related code for switching
3079 to cold section, except for the single time
3080 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
3081 debug_hooks->switch_text_sections; replace appropriate calls to
3082 function_section with calls to current_function_section.
3083 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
3084 test_bb to condition.
3085 (find_if_case_2): Likewise.
3086 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
3087 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
3088 * opts.c (decode_options): Change warning about hot/cold partitioning
3089 with exceptionss to inform (so as not to cause bootstrap failures);
3090 remove warning about partitioning with DWARF debug info.
3091 * output.h (current_function_section): Add new function decl.
3092 (insert_section_boundary_note): Likewise.
3093 (enum in_section): Move this declaration here from varasm.c.
3094 (unlikely_section_label): Likewise.
3095 (unlikely_text_section_name): Likewise.
3096 (last_text_section_name): New global variable.
3097 (last_text_section): Likewise.
3098 (hot_section_label): Likewise.
3099 (hot_section_end_label): Likewise.
3100 (cold_section_end_label): Likewise.
3101 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
3102 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
3103 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
3104 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
3105 insn from consideration.
3106 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
3107 switch_text_section.
3108 * varasm.c (basic-block.h): Add new include.
3109 (unlikely_section_label_printed): Remove global variable.
3110 (unlikely_section_label): Make global variable not be static any more.
3111 (unlikely_text_section_name): Likewise.
3112 (hot_section_end_label): New global variable (not static)
3113 (first_function_block_is_cold): Likewise.
3114 (hot_section_label): Likewise.
3115 (cold_section_end_label): Likewise..
3116 (last_text_section): New global variable, not static.
3117 (last_text_section_name): New global variable, not static.
3118 (initialize_cold_section_name): New function.
3119 (enum in_section): Move declaration to output.h.
3120 (text_section): Update last_text_section.
3121 (unlikely_text_section): Replace code to determine cold section name
3122 with call to initialize_cold_section_name; Add code to update
3123 last_text_section; remove code for printing out label.
3124 (named_section_real): Add code to update last_text_section and
3125 last_text_section_name as appropriate.
3126 (function_section): Change test for 'unlikely' to depend on
3127 first_function_block_is_cold (moved old test to
3128 current_function_section).
3129 (current_function_section): New function.
3130 (assemble_start_function): Move code that frees
3131 unlikely_text_section_name; initialize hot_section_end_label;
3132 print hot and cold section labels at the start of the function;
3133 set first_function_block_is_cold, if appropriate; initialize l
3134 ast_text_section; add call to insert_section_boundary_note.
3135 (assemble_end_function): Add code to write out hot and cold section
3137 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
3138 switch_text_section.
3139 * config/darwin.c (machopic_select_section): Replace incorrect
3140 function in base_funs; update reloc for cold sections if necessary.
3141 * config/darwin.h (SECTION_FUNCTION): Add code to update
3142 last_text_section if appropriate.
3143 (text_unlikely_section): Remove.
3144 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
3145 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
3146 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
3147 partitioning for this architecture.
3149 2005-03-31 Olivier Hainque <hainque@adacore.com>
3151 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
3152 defined and non-zero.
3154 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
3157 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
3160 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3163 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
3164 label operand. Remove (use (unspec..)). Don't emit a label on
3166 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
3167 generate inline label for load_toc_v4_PIC_1b.
3168 (rs6000_emit_load_toc_table): Likewise.
3170 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
3172 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
3173 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
3175 2005-03-29 Devang Patel <dpatel@apple.com>
3177 * tree-sra.c (decide_block_copy): Disable scalarization of
3180 2005-03-30 Stuart Hastings <stuart@apple.com>
3181 Dale Johannesen <dalej@apple.com>
3183 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
3184 * print-tree.c (print_node): Add case STATEMENT_LIST.
3186 2005-03-31 Alan Modra <amodra@bigpond.net.au>
3188 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
3189 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
3190 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
3191 is given with "powerpc64*" or "all", or when --with-cpu chooses
3194 2005-03-30 James E. Wilson <wilson@specifixinc.com>
3197 * dwarf2out.c (add_high_low_attributes): New function, extracted from
3198 gen_lexical_block_die.
3199 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
3201 2005-03-31 Jan Hubicka <jh@suse.cz>
3203 2004-11-02 Jan Hubicka <jh@suse.cz>
3205 * cgraph.c (cgraph_varpool_node_name): New function.
3206 (dump_cgraph_varpool_node): New function.
3207 (dump_varpool): New function.
3208 * cgraphunit.c (cgraph_optimize): Dump varpool.
3210 2004-10-16 Jan Hubicka <jh@suse.cz>
3212 * cgraph.c (decide_is_variable_needed): New function.
3213 (cgraph_varpool_finalize_decl): Use it.
3214 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
3216 * final.c (output_addr_const): Do not call mark_referenced.
3217 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
3218 always go via cgraph.
3219 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
3220 (check_global_declarations): Ifdef out code clearing DECL_RTL.
3221 * tree-optimize.c (execute_inline): Mark functions called.
3222 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3224 2004-10-11 Jan Hubicka <jh@suse.cz>
3226 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3227 (cgraph_varpool_last_needed_node): New static variable.
3228 (enqueue_needed_varpool_node): Break out from ...; add items to the
3229 end of queue; update first pointers.
3230 (cgraph_varpool_mark_needed_node): ... here.
3231 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3232 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3233 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3234 (cgraph_varpool_first_unanalyzed_node): Declare.
3235 * cgraphunit.c: Include output.h.
3236 (cgraph_varpool_analyze_pending_decls): New function.
3237 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3238 for errors, analyze pending decls.
3239 (cgraph_finalize_compilation_unit): Only analyze decls.
3240 (cgraph_optimize): Assemble the decls after expanding.
3242 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3244 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3245 subvars get marked properly in tags for grouping.
3246 (add_pointed_to_var): Mark only actual pointed to
3247 variables/subvars in addresses needed.
3248 (create_overlap_variables_for): Clear call clobbered on original
3250 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3251 addresable vars with subvars into list.
3252 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3255 2005-03-30 Richard Henderson <rth@redhat.com>
3257 * cgraph.h (struct cgraph_node): Add alias.
3258 * varasm.c (assemble_alias): Set it.
3259 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3260 avoid calling cgraph_expand_function.
3262 2005-03-30 Tom Tromey <tromey@redhat.com>
3264 * tree.def (FILE_TYPE): Removed.
3265 * typeclass.h (enum type_class): Removed file_type_class.
3266 * dwarf2out.c (is_base_type): Updated.
3267 (gen_type_die): Likewise.
3268 * dbxout.c (dbxout_type): Updated.
3269 * builtins.c (type_to_class): Updated.
3270 * tree.c (type_contains_placeholder_1): Updated.
3271 * config/sparc/sparc.c (sparc_type_code): Updated.
3272 * config/ia64/ia64.c (hfa_element_mode): Updated.
3273 * expr.c (count_type_elements): Updated.
3274 * stor-layout.c (layout_type): Updated.
3275 * tree-inline.c (remap_type): Updated.
3276 * tree-pretty-print.c (dump_generic_node): Updated.
3278 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3280 * builtins.c (expand_builtin_powi): Fix mode of
3281 2nd argument to match int.
3282 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3283 2nd argument type to int.
3284 * libgcc2.c: Change prototype of __powi* functions to use
3287 2005-03-30 Dale Johannesen <dalej@apple.com>
3290 * calls.c (expand_call): Flush pending deferrals before
3293 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3297 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3298 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3299 c_label_context, label_context_stack): New.
3300 * c-decl.c (define_label): Check for jumps into statement
3301 expressions. Add label to list of defined labels.
3302 (start_function): Push context on label_context_stack.
3303 (finish_function): Pop context from label_context_stack.
3304 * c-typeck.c (label_context_stack): New.
3305 (c_finish_goto_label): Check for jumps into statement
3306 expressions. Add label to list of jumped to labels.
3307 (struct c_switch): Add blocked_stmt_expr.
3308 (c_start_case): Initialize it.
3309 (do_case): Check it.
3310 (c_finish_case): Verify !blocked_stmt_expr.
3311 (c_begin_stmt_expr): Push context on label_context_stack.
3312 Increment blocked_stmt_expr. Mark labels jumped to from outside
3314 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3315 defined in the statement expression and no longer jumpable to.
3316 Mark labels jumped to from just outside the statement expression
3317 as again definable. Pop context from label_context_stack.
3318 * doc/extend.texi (Statement Exprs): Update.
3320 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3323 * c-decl.c (start_function): Check for old_decl being
3326 2005-03-30 Ian Lance Taylor <ian@airs.com>
3328 * final.c (final): Remove prescan parameter. Change all callers.
3329 (final_scan_insn): Remove prescan parameter. Change all callers.
3331 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3333 * tree-vectorizer.c: Fix comment typos.
3335 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3337 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3338 as soon as a chrec_dont_know is detected.
3340 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3342 Merge from csl-arm-branch.
3343 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3345 * tlink.c (recompile_files): Do not assume that "rename" can
3346 overwrite an existing file.
3348 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3350 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3351 * gcc/configure: Regenerate.
3353 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3355 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3357 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3359 * calls.c (struct arg_data): Update "partial" comment.
3360 (load_register_parameters): Update "nregs" comment.
3362 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3364 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3365 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3366 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3367 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3368 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3369 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3370 than target_flags & 0.
3371 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3372 (iq2000_arch, iq2000_parse_cpu): Delete.
3373 (TARGET_HANDLE_OPTION): Override default.
3374 (iq2000_handle_option): New function.
3375 (override_options): Remove -march= and -mcpu= handling.
3376 * config/iq2000/iq2000.opt: New file.
3378 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3380 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3381 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3382 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3383 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3384 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3385 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3386 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3387 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3388 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3389 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3390 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3391 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3392 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3393 (TARGET_OPTIONS): Delete.
3394 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3395 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3396 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3397 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3398 (c4x_cpu_version_string): Delete.
3399 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3400 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3401 equivalent -mcpu= option.
3402 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3403 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3404 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3405 or clearing the appropriate MASK_* bit.
3406 (c4x_file_start): Use c4x_cpu_version.
3407 * config/c4x/c4x.opt: New file.
3409 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3411 * doc/options.texi: Document the new MaskExists flag.
3412 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3413 if the option has the MaskExists flag.
3415 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3417 * opt-functions.awk (flag_set_p, test_flag): New functions.
3418 (switch_flags): Use them.
3419 * opth-gen.awk: Use flag_set_p to check for flags.
3420 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3422 2005-03-30 Ian Lance Taylor <ian@airs.com>
3424 * config.host (i[34567]86-*-mingw32*): Don't set
3425 host_can_use_collect2 to no.
3427 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3430 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3431 Remove convert_memory_address call duplicating that in memory_address.
3433 2005-03-29 Richard Henderson <rth@redhat.com>
3436 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3437 (build_compound_literal): Likewise. Propagate decl type into the
3439 (finish_decl): Likewise. Use new return value from complete_array_type
3440 for zero sized arrays.
3441 (complete_array_type): Move ...
3442 * c-common.c (complete_array_type): ... here. Change first argument
3443 to pointer-to-type-node. Consistently use sizetype for the index
3444 except for zero sized arrays. Detect zero sized arrays for pedantic
3445 mode diagnostics. Create a new type node instead of modifying the
3447 * c-tree.h (complete_array_type): Move decl ...
3448 * c-common.h (complete_array_type): ... here.
3450 2005-03-29 Richard Henderson <rth@redhat.com>
3453 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3455 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3457 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3458 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3459 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3460 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3462 2005-03-29 Eric Christopher <echristo@redhat.com>
3464 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3465 truthvalue conversion removal.
3467 2005-03-29 Ian Lance Taylor <ian@airs.com>
3470 * collect2.c: Never include <vfork.h>.
3471 (VFORK_STRING, vfork): Don't define.
3472 (pid): Remove global variable.
3473 (handler): Call raise instead of kill (getpid(), ...).
3474 (collect_wait): Add pex parameter. Change all callers. Use
3475 pex_get_status rather than pwait.
3476 (do_wait): Add pex parameter. Change all callers.
3477 (collect_execute): Return struct pex_obj * rather than void. Use
3478 pex routines rather than pexecute.
3479 (fork_execute): Get pex_obj from collect_execute, and pass it to
3481 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3482 Only declare quit_handler if SIGQUIT is defined.
3483 (scan_libraries): Likewise.
3484 * collect2.h (collect_execute): Update declaration.
3485 (collect_wait): Update declaration.
3486 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3487 pass it to collect_wait.
3489 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3492 * c-parser.c (c_parser_compound_statement_nostart): Give error
3493 message for EOF instead of just setting parser->error.
3495 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3497 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3498 (slpeel_update_phi_nodes_for_guard1): New function.
3499 (slpeel_update_phi_nodes_for_guard2): New function.
3500 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3501 of slpeel_update_phi_nodes_for_guard.
3502 (vectorize_loops): Remove call to loop_closed_rewrite.
3503 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3506 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3508 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3509 (TARGET_LITTLE_ENDIAN): New macro.
3510 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3511 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3512 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3513 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3514 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3515 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3516 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3517 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3518 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3519 (TARGET_OPTIONS): Delete.
3520 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3521 (CACHE_FLUSH_TRAP): Turn into an integer.
3522 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3523 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3524 -mflush-trap is in use.
3525 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3526 (m32r_cache_flush_trap_string): Delete.
3527 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3528 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3529 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3530 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3531 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3532 -mmodel= and -msdata= handling from...
3533 (m32r_init): ...here.
3534 * config/m32r/m32r.opt: New file.
3536 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3538 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3539 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3540 * tree-vect-analyze.c (vect_object_analysis): additional parm
3541 pass back a "struct ptr_info_def *" with the points-to info.
3542 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3543 statement using info returned from vect_object_analysis.
3544 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3545 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3546 for virtual uses and defs when creating a replacement vector
3547 reference. Call duplicate_ssa_name_ptr_info to define points-to
3548 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3549 (vectorizable_store): copy_virtual_operands and update
3550 definition statements.
3551 (vectorizable_load): copy_virtual_operands. Remove call to
3552 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3553 * tree-vectorizer.c (vectorize_loops): Remove calls to
3554 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3555 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3556 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3557 define macro STMT_VINFO_PTR_INFO for use in accessing.
3558 * tree.h add export of duplicate_ssa_name_ptr_info.
3559 * rs6000.c (altivec_init_builtins): Declare builtin function
3560 __builtin_altivec_mask_for_load to be "const".
3562 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3565 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3566 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3567 assemble_variable on aliases.
3568 * varasm.c (assemble_alias): Set node->alias.
3569 * toplev.c (wrapup_global_declarations): Don't call
3570 rest_of_decl_compilation on aliases again.
3572 2005-03-29 Paul Brook <paul@codesourcery.com>
3574 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3575 * config/arm/arm.c (arm_dbx_register_number): New function.
3576 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3578 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3581 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3582 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3584 2005-03-29 Dale Johannesen <dalej@apple.com>
3586 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3587 $(TREE_H) and $(COVERAGE_H).
3588 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3589 * opts.c (common_handle_option): Enable tree-based value transforms.
3590 * toplev.c (process_options): Ditto.
3591 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3592 refers to references to this type.
3593 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3594 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3595 for may_be_more, may_be_less.
3596 (rtl_gen_pow2_profiler): Adjust.
3597 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3598 (rtl_gen_one_value_profiler): Adjust.
3599 (rtl_gen_const_delta_profiler): Adjust.
3600 * tree-profile.c (tree_gen_interval_profiler): Implement.
3601 (tree_gen_pow2_profiler): Ditto.
3602 (tree_gen_one_value_profiler): Ditto.
3603 (tree_profiling): New.
3604 (pass_tree_profile): Reference it.
3605 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3607 (insn_divmod_values_to_profile): Rename to
3608 rtl_divmod_values_to_profile. Adjust.
3609 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3610 (insn_prefetch_values_to_profile): Adjust.
3611 (rtl_value_profile_transformations): Adjust.
3612 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3613 (gen_mod_pow2): Rename to rtl_mod_pow2.
3614 (gen_mod_subtract): Rename to rtl_mod_subtract.
3615 (divmod_fixed_value_transform): Rename to
3616 rtl_divmod_fixed_value_transform.
3617 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3618 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3619 (rtl_find_values_to_profile): Adjust.
3620 (tree_value_profile_transformations): Implement.
3621 (tree_divmod_values_to_profile): New.
3622 (tree_values_to_profile): New.
3623 (tree_divmod_fixed_value): New.
3624 (tree_mod_pow2): New.
3625 (tree_mod_subtract): New.
3626 (tree_divmod_fixed_value_transform): New.
3627 (tree_mod_pow2_value_transform): New.
3628 (tree_mod_subtract_transform): New.
3629 (tree_find_values_to_profile): Implement.
3630 * profile.c (instrument_values): Free histograms.
3631 (compute_value_histograms): Adjust. Implement tree version.
3633 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3635 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3636 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3637 variable. Output "fldcw" depending on round_mode.
3638 * config/i386/i386.md (UNSPEC_FIST): New.
3639 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3640 New isns patterns to implement lrint and llrint built-ins as x87
3642 (fistdi2, fist<mode>2 splitters): New splitters.
3643 (lrint<mode>2): New expanders.
3645 2005-03-28 Ian Lance Taylor <ian@airs.com>
3647 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3648 0 when calling final_scan_insn.
3650 2005-03-28 Jan Hubicka <jh@suse.cz>
3653 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3656 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3657 types where possible.
3659 2005-03-26 Per Bothner <per@bothner.com>
3661 Make -f[no-]show-column also control non-cpp diagnostics.
3662 * c.opt (fshow-column): Move option from here ...
3663 * common.opt (fshow-column): ... to here.
3664 * diagnostic.c (diagnostic_build_prefix): Only print column number
3665 if flag_show_column.
3667 2005-03-27 Steven Bosscher <stevenb@suse.de>
3669 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3670 vax_output_conditional_branch): New prototypes.
3671 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3672 extracted from vax.md mov and add patterns.
3673 (vax_output_conditional_branch): New function to output conditional
3674 branch instructions.
3675 * vax.md: Use mode macros for arithmetic and mov patterns.
3676 Use code macros for the jump patterns.
3678 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3680 * Makefile.in (libbackend.o): Depend on version files;
3681 add custom generation command.
3683 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3686 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3687 sure that we have a REG before getting its REGNO.
3689 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3691 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3692 * builtins.def (BUILT_IN_STRNDUP): New.
3694 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3696 PR tree-optimization/20470
3697 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3700 2005-03-25 Mike Stump <mrs@apple.com>
3702 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3705 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3707 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3708 Use our own structure definitions.
3710 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3711 (fix_truncdfsi2): Allow registers or memory as destination.
3712 When TARGET_PPC_GFXOPT, generate simplified pattern.
3713 (fix_truncdfsi2_internal): Use define_insn_and_split.
3714 (fix_truncdfsi2_internal_gfxopt): New.
3715 (fctiwz): Don't confuse register allocation by giving it no choices.
3717 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3718 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3719 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3720 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3722 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3724 * dominance.c (free_dominance_info): Speed up by freeing et
3725 data structures without maintaining other nodes.
3726 * et-forest.c (et_free_tree_force): New.
3727 * et-forest.h: Add a prototype for et_free_tree_force.
3729 * tree.c (get_set_constructor_bits,
3730 get_set_constructor_bytes): Remove.
3731 * tree.h: Remove the corresponding prototypes.
3733 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3736 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3737 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3738 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3739 PRE_DEC, NEG and NOT.
3741 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3743 * fold-const.c: Convert uses of fold (build (...)) to
3746 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3748 PR rtl-optimization/20249
3749 * cse.c (insert_regs): Do not record equivalence of registers in
3752 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3754 * emit-rtl.c (reverse_comparison): Remove.
3755 * rtl.h: Remove the corresponding prototype.
3757 2005-03-24 James E Wilson <wilson@specifixinc.com>
3759 * doc/install.texi (--enable-altivec): Delete docs.
3761 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3763 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3764 SFmode and DFmode before reload when
3765 flag_unsafe_math_optimizations not enabled.
3767 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3769 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3771 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3772 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3774 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3776 * configure.ac (enable-checking): Add 'runtime' option.
3777 * doc/install.texi (enable-checking): Document 'runtime' checking.
3778 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3779 * config.in: Regenerated.
3780 * configure: Regenerated.
3782 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3784 * optabs.h (enum optab_index): Remove OTI_llrint.
3785 (llrint_optab): Remove macro.
3786 * optabs.c (init_optabs): Remove llrint_optab initialization.
3787 * genopinit.c (optabs): Remove llrint_optab implementation.
3788 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3791 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3793 PR rtl-optimization/20532
3794 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3795 overflow when adding coefficients for PLUS or MINUS.
3796 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3799 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3801 * langhooks.h (truthvalue_conversion): Remove.
3802 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3803 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3804 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3805 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3806 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3808 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3810 * params.def: Fix a typo.
3811 * config/mips/mips.c: Follow the spelling convensions.
3812 * doc/invoke.texi: Fix typos.
3814 2005-03-18 Dale Johannese <dalej@apple.com>
3816 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3818 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3820 Fix PR tree-optimization/20601
3822 * tree-ssa-pre.c (insert_aux): Add missing condition to
3825 2005-03-23 Ian Lance Taylor <ian@airs.com>
3827 * final.c (final_scan_insn): Don't remove no-op instructions.
3828 * reload1.c (reload): Remove simple no-op instructions even when
3831 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3833 PR tree-optimization/20501
3834 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3835 reporting that peeling for alignment is applied moved to...
3836 * (vect_analyze_data_refs_alignment): Here.
3838 2005-03-23 Ian Lance Taylor <ian@airs.com>
3840 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3842 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3844 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3845 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3847 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3849 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3850 imply that this is called once, independent of asms in code.
3851 Adjust to now being pased output and input lists. Mention helper
3852 function decl_overlaps_hard_reg_set_p.
3853 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3854 hook_tree_tree_identity and to take three trees, returning third.
3855 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3857 * stmt.c: include hard-reg-set.h before tree.h.
3858 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3859 (decl_conflicts_with_clobbers_p): Call
3860 decl_overlaps_hard_reg_set_p.
3861 (expand_asm_operands): Pass output and input lists in call to
3862 targetm.md_asm_clobbers.
3863 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3864 hook_tree_tree_tree_tree_3rd_identity.
3865 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3867 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3868 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3869 parameters, first two unused.
3870 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3871 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3872 in constraint letters and MOF is not mentioned as a asm-declared
3873 register in neither of the input and output lists.
3875 2005-03-23 DJ Delorie <dj@redhat.com>
3877 * optabs.c (expand_binop): Make sure the first subword's result
3880 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3882 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3883 Call c_common_truthvalue_conversion rather than
3884 lang_hooks.truthvalue_conversion.
3885 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3886 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3888 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3889 c_common_truthvalue_conversion.
3890 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3891 c_parser_conditional_expression, c_parser_binary_expression): Call
3892 c_objc_common_truthvalue_conversion.
3893 * c-typeck.c (build_unary_op): Call
3894 c_objc_common_truthvalue_conversion.
3895 (build_conditional_expr): Do not call
3896 lang_hooks.truthvalue_conversion.
3897 (build_binary_op): Call c_common_truthvalue_conversion.
3898 (c_objc_common_truthvalue_conversion): Moved from
3899 c-objc-common.c. Call default_function_array_conversion instead
3900 of default_conversion.
3902 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3904 * c-common.h (default_conversion): Remove.
3905 (perform_integral_promotions): Add.
3906 * c-tree.h (default_conversion): Add.
3907 * c-typeck.c (perform_integral_promotions): New, split out from
3909 * c-common.c (check_case_value): Use perform_integral_promotions,
3910 not default_conversion.
3911 (c_add_case_label): Don't continue processing case label after
3912 found to be pointer.
3914 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3916 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3917 the prefix list if we have already added a multilib directory
3919 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3922 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3924 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3926 * reload.h: Remove the prototype for indirect_symref_ok.
3928 * reload1.c (indirect_symref_ok): Make it global.
3929 * reload.h: Add a prototype for indirect_symref_ok.
3931 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3933 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3936 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3938 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3940 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3942 * c-opts.c (c_common_parse_file): Only start/end main source file
3943 if debug hooks says the writer wants it.
3944 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3946 (xcoff_debug_hooks): Ditto.
3947 * debug.c (do_nothing_hooks): Ditto.
3948 * debug.h (gcc_debug_hooks): Ditto.
3949 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3950 * sdbout.c (sdb_debug_hooks): Ditto.
3951 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3953 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3955 * doc/extend.texi: Deprecate C++ min/max operators.
3957 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3959 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3960 artificial original candidates.
3962 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3963 Jan Hubicka <jh@suse.cz>
3964 Steven Bosscher <stevenb@suse.de>
3966 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3967 call cost based on argument sizes.
3968 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3970 * params.def: (max-inline-inssn-single): Set to 450.
3971 (max-inline-insns-auto): Set to 90.
3972 (max-inline-insns-recursive): Set to 450
3973 (max-inline-insns-recursive-auto): Set to 450.
3974 (large-function-insns): Set to 2700.
3975 (inline-call-cost): New parameter.
3976 * tree-inline.c (estimate_move_cost): New function.
3977 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3978 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3980 * tree-inline.h (estimate_move_cost): Declare.
3981 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3982 (max-inline-insns-auto): Change default to 90.
3983 (max-inline-insns-recursive): Change default to 450
3984 (max-inline-insns-recursive-auto): Change default to 450.
3985 (large-function-insns): Change default to 2700.
3986 (inline-call-cost): Document new parameter.
3988 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3990 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3991 (TARGET_DEFAULT): Delete.
3992 * config/i860/i860.opt: New file.
3994 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3996 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3997 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3998 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3999 (frv_sched_lookahead): Delete.
4000 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
4001 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
4002 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
4003 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
4004 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
4005 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
4006 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
4007 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
4008 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
4009 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
4010 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
4011 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
4012 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
4013 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
4014 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
4015 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
4016 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
4017 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
4018 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
4019 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
4020 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
4021 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
4022 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
4023 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
4024 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
4025 (frv_sched_lookahead): Delete.
4026 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
4027 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4028 (frv_handle_option): New function. Move -mcpu= handling from...
4029 (frv_override_options): ...here. Remove handling of other
4031 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
4032 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
4033 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
4034 and TARGET_NO_MULTI_CE.
4035 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
4036 !TARGET_VLIW_BRANCH.
4037 * config/frv/frv.opt: New file.
4039 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4041 * fold-const.c (fold_ternary): Take decomposed arguments of
4043 (fold): Update a call to fold_ternary.
4045 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
4046 * tree.h: Add corresponding prototypes.
4048 2005-03-22 Jakub Jelinek <jakub@redhat.com>
4051 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
4052 between jump table and its label.
4053 * final.c (shorten_branches): Handle notes in between ADDR_VEC
4054 resp. ADDR_DIFF_VEC and the label preceeding it.
4055 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
4056 is emitted in the right section.
4058 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
4060 * fold-const.c (fold_unary, fold_binary): Update comments
4063 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
4065 PR rtl-optimization/20527
4066 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
4067 REG_INC note, test that the register also isn't mentioned in PRED
4070 2005-03-22 Ben Elliston <bje@au.ibm.com>
4072 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
4075 2005-03-21 Mike Stump <mrs@apple.com>
4077 * varasm.c (default_assemble_visibility): Remove extra ().
4079 2005-03-21 Roger Sayle <roger@eyesopen.com>
4082 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
4083 to determine whether a block can be duplicated, rather than test
4084 whether the block contains noncopyable insns ourselves.
4086 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4088 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
4091 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4093 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
4095 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4097 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
4098 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
4099 * config/fr30/fr30.opt: New file.
4101 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
4103 Fix PR tree-optimization/20542
4105 * tree-flow-inline.h (overlap_subvar): Move to here.
4106 * tree-ssa-operands.c: From here.
4107 * tree-flow.h (overlap_subvar): Declare.
4108 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
4109 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
4110 for variables with subvars.
4112 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
4115 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
4116 * modulo-sched.c (const_iteration_count): Return on NULL
4118 (print_node_sched_params): Return on NULL dump_file.
4119 (generate_reg_moves): Handle reg-anti dependencies and disregard
4120 closing branch when generating register moves.
4121 (sms_schedule): Mark the SMSed block dirty.
4122 * passes.c (rest_of_handle_sms): Call update_life_info for all
4124 * testsuite/gcc.dg/20050321-1.c: New test.
4126 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4128 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
4129 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4130 movqi_internal): Likewise.
4132 2005-03-21 Bob Wilson <bob.wilson@acm.org>
4134 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
4135 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
4136 xtensa_b4const): Delete prototypes.
4137 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
4138 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
4139 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
4140 xtensa_extra_constraint): New prototypes.
4141 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4142 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4143 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4144 move_operand, const_float_1_operand, fpmem_offset_operand,
4145 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
4146 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
4147 (xtensa_b4const_or_zero): ...this. Change return type to bool and
4148 argument type to HOST_WIDE_INT.
4149 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
4150 xtensa_mask_immediate): Likewise.
4151 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
4152 Likewise. Also make these functions static.
4153 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
4154 (xtensa_const_ok_for_letter_p): New.
4155 (add_operand, arith_operand, nonimmed_operand, mem_operand,
4156 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
4157 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
4158 move_operand, const_float_1_operand, fpmem_offset_operand,
4159 branch_operator, ubranch_operator, boolean_operator): Move to
4161 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
4162 (xtensa_mem_offset): Change return type to bool.
4163 (xtensa_extra_constraint): New.
4164 (gen_int_relational): Update type of const_range_p function pointer.
4165 Use xtensa_b4const_or_zero.
4166 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
4167 xtensa_const_ok_for_letter_p. Update comments.
4168 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
4169 (PREDICATE_CODES): Delete.
4170 * config/xtensa/xtensa.md: Include predicates.md.
4171 * config/xtensa/predicates.md: New file.
4173 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4175 * config/v850/v850-protos.h: Remove the prototypes for
4176 reg_or_int9_operand, reg_or_const_operand,
4177 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
4178 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
4179 movsi_source_operand, power_of_two_operand,
4180 not_power_of_two_operand, special_symbolref_operand,
4181 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
4182 register_is_ok_for_epilogue.
4183 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
4184 reg_or_int9_operand, reg_or_const_operand,
4185 call_address_operand, special_symbolref_operand,
4186 movsi_source_operand, power_of_two_operand,
4187 not_power_of_two_operand, register_is_ok_for_epilogue,
4188 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
4189 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
4191 * config/v850/v850.h (PREDICATE_CODES): Remove.
4192 * config/v850/v850.md: Include predicates.md.
4193 * config/v850/predicates.md: New.
4195 2005-03-21 Zack Weinberg <zack@codesourcery.com>
4197 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
4198 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4199 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
4200 (itoolsdir, itoolsdatadir): Move definition above new first use.
4201 (install-itoolsdirs): New rule.
4202 (install-mkheaders): Depend on install-itoolsdirs, not
4203 install-include-dir.
4205 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4207 * tree-into-ssa.c: Remove obsolete comments.
4209 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
4211 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
4212 unrolling if -fpeel-loops is specified, too.
4213 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
4214 Remove superfluous check for flag_unroll_loops.
4216 2005-03-21 Uros Bizjak <uros@kss-loka.si>
4218 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
4219 (lrint_optab, llrint_optab): Define corresponding macros.
4220 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
4221 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
4222 pattern and llrint_optab using llrintdi2 patterns.
4223 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4224 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4225 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4226 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4227 flag_unsafe_math_optimizations is set.
4229 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4231 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4232 simplify_logical, if_then_else_cond, known_cond,
4233 simplify_comparison): Adjust calls to reverse_comparison.
4234 Don't use combine_reversed_comparison_code).
4235 (combine_reversed_comparison_code): Remove.
4236 (reversed_comparison): Using reversed_comparison_code, move it...
4237 * jump.c (reversed_comparison): ... here.
4238 * rtl.h (reversed_comparison): Add prototype.
4240 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4242 * builtins.c (fold_builtin): Take decomposed arguments of
4244 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4245 * gimplify.c (gimplify_call_expr): Likewise.
4246 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4247 * tree.h: Update the prototype of fold_builtin.
4249 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4251 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4252 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4253 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4254 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4255 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4257 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4259 * builtins.c (fold_builtin_1): Take decomposed arguments of
4261 (fold_builtin): Update a call to fold_builtin_1.
4263 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4266 * gcov.c (output_lines): Only output function block summary when
4267 outputting branch information.
4268 * doc/gcov.texi: Document format of preamble and additional block
4271 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4273 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4274 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4275 the defaults false if BITS_PER_UNIT != 8.
4276 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4277 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4278 than BITS_PER_UNIT != 8.
4279 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4280 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4281 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4283 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4284 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4286 2005-03-20 Roger Sayle <roger@eyesopen.com>
4289 * fold-const.c (fold_binary): Fix type mismatch between
4290 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4291 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4292 for non-truth-valued expressions.
4294 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4295 and FUNCTION_DECL in the main switch.
4296 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4297 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4298 we also need to convert their operands to match.
4299 <TRUTH_NOT_EXPR>: Likewise.
4301 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4303 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4304 diagnostic without checking whether an lvalue.
4305 * c-common.h (lvalue_p): Remove.
4306 (enum lvalue_use): Update comment.
4307 (lvalue_or_else): Replace by lvalue_error.
4308 * c-typeck.c (lvalue_p): Make static.
4309 (lvalue_or_else): New. Call lvalue_error.
4311 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4313 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4314 (function_arg_advance): Use rs6000_parm_start.
4315 (function_arg, rs6000_arg_partial_bytes): Likewise.
4317 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4319 * c-common.c (check_case_value): Adjust comment about stripping
4321 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4322 * c-typeck.c (default_conversion, convert_arguments,
4323 build_modify_expr, convert_for_assignment, store_init_value,
4324 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4325 manually. Remove inaccurate comments.
4327 2005-03-20 Roger Sayle <roger@eyesopen.com>
4328 Joseph S. Myers <joseph@codesourcery.com>
4330 * varasm.c (do_assemble_alias): Restore comment describing function.
4331 Annotate the target parameter as potentially unused.
4333 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4336 * config/avr/avr.c (avr_output_function_prologue): Do not use
4337 current_function_name() in a label, use a local label instead.
4339 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4341 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4342 flag_finite_math_only, not flag_unsafe_math_optimizations.
4344 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4346 * builtins.c (fold_builtin_1): Update a call to
4347 targetm.fold_builtin.
4348 * hooks.c (hook_tree_tree_bool_null): Rename to
4349 hook_tree_tree_tree_bool_null. Take one more argument of type
4351 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4352 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4353 hook_tree_tree_tree_bool_null.
4354 * target.h (gcc_target): Update the prototype of fold_builtin.
4355 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4356 arguments of CALL_EXPR.
4357 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4360 2005-03-20 Jan Hubicka <jh@suse.cz>
4362 * cgraph.h (cgraph_node): Add prev_clone pointer.
4363 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4364 (cgraph_clone_node): Produce doubly linked chain.
4366 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4368 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4369 get_nonnull_operand, handle_sentinel_attribute,
4370 check_function_arguments_recurse): Do not strip NOPS from
4372 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4374 * c-format.c (get_constant): Likewise.
4375 * c-parser.c (c_parser_postfix_expression): Likewise.
4376 * c-typeck.c (set_init_index): Likewise.
4377 (convert_arguments): Don't check for NOP_EXPR containing integer
4380 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4382 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4383 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4384 Take decomposed arguments of CALL_EXPR.
4385 (fold_builtin_1): Update calls to the functions mentioned
4388 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4390 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4391 width to have integer type.
4392 (build_enumerator): Require enumerator value to have integer type.
4394 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4396 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4399 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4401 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4402 std=iso9899:199x): Correct descriptions.
4404 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4406 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4409 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4411 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4413 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4414 fold_builtin_memcpy.
4416 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4417 arguments of CALL_EXPR.
4418 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4419 fold_builtin_found, fold_builtin_1): Update calls to
4420 fold_trunc_transparent_mathfn.
4422 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4425 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4426 function pointers on targets that require function pointer
4428 (fold_sign_changed_comparison): Likewise.
4430 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4432 * combine.c (try_combine): When changing the mode of a hard reg, make
4433 sure that doing so is valid.
4435 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4437 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4438 (TARGET_HANDLE_OPTION): Override default.
4439 (avr_handle_option): New function.
4440 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4441 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4442 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4443 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4444 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4445 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4446 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4447 (TARGET_OPTIONS): Delete.
4448 * config/avr/avr.opt: New file.
4450 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4452 * config/m32r/m32r-protos.h: Remove the prototypes for
4453 call_address_operand, symbolic_operand, seth_add3_operand,
4454 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4455 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4456 two_insn_const_operand, move_src_operand,
4457 move_double_src_operand, move_dest_operand,
4458 eqne_comparison_operator, signed_comparison_operator,
4459 large_insn_p, conditional_move_operand, carry_compare_operand,
4460 m32r_block_immediate_operand, extend_operand,
4461 reg_or_eq_int16_operand, int8_operand, and
4462 reg_or_zero_operand.
4463 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4464 seth_add3_operand, int8_operand, cmp_int16_operand,
4465 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4466 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4467 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4468 move_double_src_operand, move_dest_operand,
4469 eqne_comparison_operator, signed_comparison_operator,
4470 extend_operand, small_insn_p, large_insn_p,
4471 conditional_move_operand, carry_compare_operand,
4472 m32r_block_immediate_operand): Move to predicates.md.
4473 (MAX_MOVE_BYTES): Move to m32r.h.
4474 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4475 * config/m32r/m32r.md: Include predicates.md.
4476 * config/m32r/predicates.md: New.
4478 2005-03-18 James E Wilson <wilson@specifixinc.com>
4481 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4484 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4486 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4487 call_address_operand, const_8bit_operand.
4488 * config/mn10300/mn10300.c (call_address_operand,
4489 const_8bit_operand, const_1f_operand): Move to predicates.md.
4490 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4491 * config/mn10300/mn10300.md: Include predicates.md.
4492 * config/mn10300/predicates.md: New.
4494 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4496 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4497 declarations in diagnostics and %E for identifiers, not %s.
4499 2005-03-18 Jan Hubicka <jh@suse.cz>
4500 Dale Johannesen <dalej@apple.com>
4502 * basic-block.h (scale_bbs_frequencies_int,
4503 scale_bbs_frequencies_gcov_type): Declare.
4504 * cfg.c (RDIV): New macro.
4505 (update_bb_frequency_for_threading): Fix.
4506 * basic-block.h (scale_bbs_frequencies_int,
4507 scale_bbs_frequencies_gcov_type): New.
4508 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4509 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4510 scale_bbs_frequencies_int.
4511 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4513 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4515 * config/m32r/m32r-protos.h: Remove the prototypes for
4516 call_address_operand, symbolic_operand, seth_add3_operand,
4517 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4518 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4519 two_insn_const_operand, move_src_operand,
4520 move_double_src_operand, move_dest_operand,
4521 eqne_comparison_operator, signed_comparison_operator,
4522 large_insn_p, conditional_move_operand, carry_compare_operand,
4523 m32r_block_immediate_operand, extend_operand,
4524 reg_or_eq_int16_operand, int8_operand, and
4525 reg_or_zero_operand.
4526 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4527 seth_add3_operand, int8_operand, cmp_int16_operand,
4528 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4529 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4530 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4531 move_double_src_operand, move_dest_operand,
4532 eqne_comparison_operator, signed_comparison_operator,
4533 extend_operand, small_insn_p, large_insn_p,
4534 conditional_move_operand, carry_compare_operand,
4535 m32r_block_immediate_operand): Move to predicates.md.
4536 (MAX_MOVE_BYTES): Move to m32r.h.
4537 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4538 * config/m32r/m32r.md: Include predicates.md.
4539 * config/m32r/predicates.md: New.
4541 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4543 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4544 symbolic_operand, symbolic_memory_operand,
4545 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4546 indexed_memory_operand, move_dest_operand, move_src_operand,
4547 prefetch_cc_operand, prefetch_nocc_operand,
4548 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4549 arith_operand, arith11_operand, pre_cint_operand,
4550 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4551 ireg_operand, int5_operand, uint5_operand, int11_operand,
4552 uint32_operand, arith5_operand, and_operand, ior_operand,
4553 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4554 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4555 shadd_operand, movb_comparison_operator,
4556 cmpib_comparison_operator): Move to predicates.md.
4557 (magic_milli, shadd_constant_p): Make it extern.
4558 * config/pa/pa.h (PREDICATE_CODES): Remove.
4559 * config/pa/pa.md: Include predicates.md.
4560 * config/pa/predicates.md: New.
4562 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4565 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4567 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4568 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4569 config/alpha/freebsd.h, config/alpha/linux.h,
4570 config/alpha/netbsd.h, config/alpha/osf5.h,
4571 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4572 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4573 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4574 doc/cppopts.texi: Update copyright.
4576 2005-03-18 Jan Hubicka <jh@suse.cz>
4579 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4581 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4584 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4586 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4589 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4591 * combine.c (gen_binary): Remove.
4592 (known_cond, simplify_shift_const, find_split_point,
4593 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4594 simplify_logical, expand_field_assignment, extract_left_shift,
4595 force_to_mode, if_then_else_cond, apply_distributive_law,
4596 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4597 simplify_comparison, reversed_comparison): Replace with
4598 simplify_gen_binary, simplify_gen_relational or
4599 distribute_and_simplify_rtx.
4600 (distribute_and_simplify_rtx): New function.
4602 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4603 Paolo Bonzini <gcc.gnu.org>
4605 * calls.c (setjmp_call_p, special_function_p): Update comments
4606 at the head of the functions.
4608 2005-03-18 Jan Hubicka <jh@suse.cz>
4610 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4612 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4613 function body should be released; do not proactively release function
4614 bodies in non-unit-at-a-time mode.
4616 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4618 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4619 mno-fp-ret-in-387 multilib variants.
4621 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4623 * common.opt (m): Remove.
4624 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4626 (common_handle_option): Remove OPT_m case.
4628 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4630 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4632 (fold_builtin_1): Update a call to fold_builtin_bitop.
4634 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4636 (fold_builtin_1): Update a call to fold_builtin_signbit.
4638 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4640 PR tree-optimization/20474
4641 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4642 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4644 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4646 * config/h8300/h8300-protos.h: Remove prototypes for
4647 general_operand_src, general_operand_dst, single_one_operand,
4648 single_zero_operand, call_insn_operand,
4649 two_insn_adds_subs_operand, small_call_insn_operand,
4650 jump_address_operand, bit_operand, bit_memory_operand,
4651 stack_pointer_operand, const_int_gt_2_operand,
4652 const_int_ge_8_operand, const_int_qi_operand,
4653 const_int_hi_operand, incdec_operand, bit_operator,
4654 nshift_operator, eqne_operator, gtle_operator,
4655 gtuleu_operator, iorxor_operator.
4656 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4657 h8300_ldm_stm_parallel.
4658 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4660 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4661 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4662 (h8300_ldm_stm_parallel): Make it extern.
4663 (h8300_ldm_parallel, h8300_stm_parallel,
4664 h8300_return_parallel, general_operand_src,
4665 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4666 nibble_operand, reg_or_nibble_operand, single_one_operand,
4667 single_zero_operand, call_insn_operand,
4668 two_insn_adds_subs_operand, small_call_insn_operand,
4669 jump_address_operand, bit_operand, bit_memory_operand,
4670 stack_pointer_operand, const_int_gt_2_operand,
4671 const_int_ge_8_operand, const_int_qi_operand,
4672 const_int_hi_operand, incdec_operand, eqne_operator,
4673 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4674 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4675 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4676 nshift_operator): Move to predicates.md.
4677 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4678 * config/h8300/h8300.md: Include predicates.md.
4679 * config/h8300/predicates.md: New.
4681 2005-03-17 Richard Henderson <rth@redhat.com>
4683 * config.gcc (ia64*-*-hpux*): Add extra_options.
4684 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4685 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4686 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4687 (ia64_tls_size_string, ia64_tune_string): Remove.
4688 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4689 (TARGET_DEFAULT_TARGET_FLAGS): New.
4690 (TARGET_HANDLE_OPTION): New.
4691 (ia64_override_options): Move options parsing ...
4692 (ia64_handle_option): ... here. New.
4693 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4694 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4695 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4696 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4697 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4698 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4699 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4700 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4701 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4702 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4703 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4704 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4705 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4706 TARGET_EARLY_STOP_BITS): Remove.
4707 (TARGET_ILP32): Default false.
4708 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4709 (enum ia64_inline_type): New.
4710 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4711 * config/ia64/ia64.md: Update for new definitions of
4712 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4713 * config/ia64/ia64.opt: New file.
4714 * config/ia64/ilp32.opt: New file.
4716 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4719 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4721 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4723 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4724 instead of MASK_H8300S.
4725 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4726 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4727 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4728 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4729 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4730 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4731 TARGET_SWITCHES): Remove.
4732 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4734 * config/h8300/h8300.opt: New.
4736 * config/alpha/alpha.opt, config/arc/arc.opt,
4737 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4740 2005-03-17 Ian Lance Taylor <ian@airs.com>
4744 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4746 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4747 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4748 (TARGET_HANDLE_OPTION): Override default.
4749 (arc_handle_option): New function.
4750 (arc_init): Remove code to set arch_cpu_string.
4751 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4752 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4753 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4754 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4755 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4756 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4757 (arc_rodata_string, TARGET_OPTIONS): Delete.
4758 * config/arc/arc.opt: New file.
4760 2005-03-17 Richard Henderson <rth@redhat.com>
4762 * doc/extend.texi (Weak Pragmas): New section.
4763 (attribute alias): Clarify that target must be in the same
4766 2005-03-17 Richard Henderson <rth@redhat.com>
4768 * config/alpha/alpha.opt: New file.
4769 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4771 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4772 alpha_fprm_string, alpha_fptm_string): Make static.
4773 (alpha_tls_size_string): Remove.
4774 (alpha_handle_option): New.
4775 (override_options): Update for alpha_cpu/alpha_tune split.
4776 (alpha_file_start): Likewise.
4777 (TARGET_DEFAULT_TARGET_FLAGS): New.
4778 (TARGET_HANDLE_OPTION): New.
4779 * config/alpha/alpha.h (alpha_tune): Declare.
4780 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4781 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4782 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4783 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4784 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4785 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4786 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4787 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4788 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4789 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4790 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4791 (TARGET_DEFAULT): Remove MASK_FP.
4792 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4793 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4794 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4795 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4796 alpha_tls_size_string): Remove.
4797 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4798 (attribute tune): Rename from attribute cpu.
4799 * config/alpha/ev4.md: Update to match.
4800 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4801 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4802 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4803 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4804 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4805 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4807 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4809 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4810 and return without creating new state if before_nops_num is nonzero.
4811 * config/ia64/ia64.md (first_insn): New attribute.
4812 (alloc): Set it to yes.
4814 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4816 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4817 STMT_VINFO_SUBVARS to NULL.
4818 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4820 2005-03-16 Dale Johannesen <dalej@apple.com>
4822 * rtlanal.c (find_first_parameter_load): Rewrite to
4823 return actual first param load or the call if none,
4824 instead of first in block, when not all loads exist.
4826 2005-03-16 Roger Sayle <roger@eyesopen.com>
4828 * optabs.c (expand_copysign_absneg): Make static.
4829 * optabs.h (expand_copysign_absneg): Delete prototype.
4830 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4832 2005-03-16 Richard Henderson <rth@redhat.com>
4835 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4836 (alias_pairs): Rename from output_defs.
4837 (find_decl_and_mark_needed): Split out from assemble_alias.
4838 (do_assemble_alias): New.
4839 (assemble_output_def): Remove.
4840 (finish_aliases_1, finish_aliases_2): New.
4841 (process_pending_assemble_output_defs): Remove.
4842 (assemble_alias): Defer aliases for which we don't yet have a
4843 non-external decl for the target symbol.
4844 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4845 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4846 * toplev.c (compile_file): Use finish_aliases_2 instead of
4847 process_pending_assemble_output_defs.
4848 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4849 (process_pending_assemble_output_defs): Remove.
4851 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4853 Fix PR tree-optimization/20489
4855 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4856 for empty structures.
4858 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4860 Fix PR tree-optimization/20490
4862 * tree-ssa-pre.c (create_expression_by_pieces): Use
4863 force_gimple_operand on result of fold.
4865 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4867 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4868 of closing parenthesis.
4870 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4872 * builtins.c (expand_movstr): Update a call to
4873 fold_builtin_strcpy.
4874 (expand_builtin_strncpy): Update a call to
4875 fold_builtin_strncpy.
4876 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4877 arguments of CALL_EXPR.
4878 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4879 fold_builtin_strncpy.
4880 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4881 * tree.h: Update the prototypes of fold_builtin_strcpy and
4882 fold_builtin_strncpy.
4884 2005-03-16 Steven Bosscher <stevenb@suse.de>
4885 Dorit Naishlos <dorit@il.ibm.com>
4887 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4888 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4891 2005-03-16 Steven Bosscher <stevenb@suse.de>
4893 * tree-inline.c (walk_type_fields, walk_tree,
4894 walk_tree_without_duplicates): Move from here...
4895 * tree.c: ...to here.
4897 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4899 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4900 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4901 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4902 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4903 (version): Define using $(BASEVER_c).
4904 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4906 (version.o): Depend on version files; add custom generation command.
4907 (prefix.o): Define BASEVER on command line.
4908 (s-iov): Depend on version files; adjust command.
4909 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4911 (gcc-vers.texi): New rule.
4912 (doc/%.info, doc/%.dvi): Add -I . to command line.
4913 (doc/gccinstall.dvi): Likewise.
4914 (PACKAGE): Delete. All uses replaced with "gcc".
4915 * aclocal.m4: Do not include gcc-version.m4.
4916 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4917 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4918 Set is_release based on contents of DEV-PHASE.
4919 Set gcc_version based on contents of BASE-VER.
4920 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4921 * config.in, configure: Regenerate.
4922 * gccbug.in: Determine version of GCC in use at runtime.
4923 * gcov-iov.c: Get version number and development phase from
4924 command line, not by including version.c.
4925 * intl.c: Replace all uses of PACKAGE with "gcc".
4926 * libada-mk.in: Delete unused "gcc_version" variable.
4927 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4928 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4929 commentary to match.
4930 (version_string): Put together from pieces.
4931 * config/alpha/x-vms: Do not use $(gcc_version).
4932 * config/i386/t-nwld: Likewise.
4933 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4934 version-GCC and DEVELOPMENT.
4936 2005-03-15 Roger Sayle <roger@eyesopen.com>
4938 PR tree-optimization/17454
4939 * tree.c (tree_size): Add case for TREE_BINFO.
4940 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4941 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4943 2005-03-15 Roger Sayle <roger@eyesopen.com>
4945 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4946 op1 whilst expanding the signed widenening multiply variant.
4948 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4950 * toplev.c (display_target_options): Avoid unused variable warning if
4951 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4952 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4953 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4954 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4955 (mips_isa_info): New variable.
4956 (mips_parse_cpu): Remove the first argument and leave the caller
4958 (TARGET_HANDLE_OPTION): Override default.
4959 (mips_handle_option): New function. Move option validation code from...
4960 (override_options): ...here. Update calls to mips_parse_cpu.
4961 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4962 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4963 (SUBTARGET_TARGET_OPTIONS): Delete.
4964 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4965 (mno-flush-func, mtune=): New options.
4967 2005-03-15 Roger Sayle <roger@eyesopen.com>
4968 Richard Henderson <rth@redhat.com>
4970 * real.c (c4x_single_format, c4x_extended_format): Provide values
4971 for signbit_ro for c4x's single and extended floating point formats.
4972 * optabs.c (expand_copysign): Use the floating point format's
4973 signbit_ro for expanding via expand_copysign_absneg, and it's
4974 signbit_rw field for expanding via expand_copysign_bit.
4976 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4978 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4979 known_alignment_for_access_p.
4980 (known_alignment_for_access_p): New.
4981 (do_peeling_for_alignment): Field made int instead of bool and renamed
4982 to peeling_for_alignment.
4983 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4984 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4985 functionality used to be in vect_analyze_operations.
4986 (vect_analyze_operations): Code to determine vectorization factor was
4987 moved to vect_determine_vectorization_factor.
4988 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4989 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4991 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4992 be part of vect_analyze_operations).
4993 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4994 creating the guard condition, as the number of iterations may be
4996 (slpeel_tree_peel_loop_to_edge): Use new name of
4997 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4998 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4999 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
5000 (vect_do_peeling_for_alignment): Use fold.
5001 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
5003 (vect_update_inits_of_dr): Renamed to
5004 vect_update_init_of_dr.
5005 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
5006 (vectorizable_store): Fix assertion to use == instead of =.
5008 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
5010 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
5011 call_used_regs for wCG registers.
5013 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
5015 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5016 for non-offsettable memory references to cope with outstanding reload
5017 replacements, take 2.
5019 2005-03-15 Uros Bizjak <uros@kss-loka.si>
5022 * config/i386/i386.h (x86_fisttp): New.
5023 (TARGET_FISTTP): New macro.
5024 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
5025 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
5026 instruction when fisttp flag is set.
5027 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
5029 * config/i386/i386.md (type attribute): Add fisttp.
5030 (unit attribute): Set to i387 for fisttp type.
5031 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
5032 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
5034 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
5035 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
5037 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
5038 patterns for TARGET_FISTTP. Enable patterns for
5039 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
5040 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
5041 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
5042 implement fisttp x87 insn.
5043 (fix_trunc*_i387_fisttp splitters): New patterns.
5044 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
5045 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
5046 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
5048 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
5049 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
5050 Implement using mode macros. Disable patterns for TARGET_FISTTP.
5051 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
5052 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
5053 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
5054 Disable patterns for TARGET_FISTTP.
5055 (fix_trunc*_i387 splitters): Implement usign mode macros.
5056 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
5057 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
5058 (fix_trunx*_sse peephole2s): Implement using mode macros.
5060 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
5062 PR rtl-optimization/20291
5063 * combine.c (try_combine): If splitting fails, re-try with
5064 original combined pattern, i.e. before clobber stripping.
5066 2005-03-14 Eric Christopher <echristo@redhat.com>
5068 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
5069 STACK_GROWS_DOWNWARD.
5071 2005-03-14 Roger Sayle <roger@eyesopen.com>
5073 * real.h (struct real_format): Split the signbit field into two
5074 two fields, signbit_ro and signbit_rw.
5075 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
5076 mips_double_format, ieee_extended_motorola_format,
5077 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
5078 ieee_extended_intel_128_format, ibm_extended_format,
5079 mips_extended_format, ieee_quad_format, mips_quad_format,
5080 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
5081 i370_double_format, c4x_single_format, c4x_extended_format,
5082 real_internal_format): Update initializers for new field.
5083 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
5084 real_format structure.
5085 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
5086 field of the real_format structure.
5088 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
5090 Fix PR tree-optimization/20458
5092 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
5093 DECL_EXTERNAL on STRUCT_FIELD tags.
5094 (clear_call_clobbered): Ditto.
5095 * tree-ssa-operands.c (note_addressable): Make sure the original
5096 variable doesn't slip into the addressable list if we have
5098 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
5101 2005-03-14 Geoffrey Keating <geoffk@apple.com>
5103 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
5104 (-fwide-exec-charset): Likewise.
5105 (-finput-charset): Likewise.
5106 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
5107 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
5108 * c.opt (Wnormalized): New.
5110 2005-03-14 Devang Patel <dpatel@apple.com>
5112 * doc/invoke.texi: Add reference to Visibility document.
5114 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5116 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5117 MASK_SPLIT_ADDRESSES.
5118 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
5119 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
5120 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
5121 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
5122 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
5123 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
5124 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
5125 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
5126 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
5127 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
5128 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
5129 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
5130 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
5131 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
5132 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
5133 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
5134 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
5135 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
5136 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
5137 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
5138 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
5139 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
5140 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
5141 (TARGET_EXPLICIT_RELOCS): Delete.
5142 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
5143 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
5144 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5145 (override_options): Set MASK_LONG64 if -mint64 is given and no
5146 -mlongXX option is. Complain about -mint64 -mlong32.
5147 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
5148 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
5149 * config/mips/mips.opt: New file.
5151 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
5153 * config.gcc (extra_options): New variable for listing option files.
5154 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
5155 * configure.ac (extra_opt_files): New AC_SUBST variable.
5156 (tm_file_list, tm_include_list): Include options.h first.
5157 * configure: Regenerate.
5158 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
5159 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
5160 (s-options-h): New rule.
5161 (options.h): Depend on it.
5162 (TEXI_GCCINT_FILES): Add options.texi.
5163 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
5164 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
5165 * target.h (gcc_target): Add default_target_flags and handle_option.
5166 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
5167 (TARGET_HANDLE_OPTION): New macros.
5168 (TARGET_INITIALIZER): Include them.
5169 * opt-functions.awk (opt_args, nth_arg): New functions.
5170 (switch_flags): Handle the "Target" flag.
5172 (var_name): Use opt_args and nth_arg.
5173 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
5174 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
5175 macros for the "Mask" and "InverseMask" options.
5176 * opts.h (cl_var_cond): New enum.
5177 (cl_option): Replace the "has_set_value" and "set_value" fields with
5178 "var_cond" and "var_value".
5179 (CL_TARGET): New macro.
5180 (option_enabled, print_filtered_help): Declare.
5181 (decode_options): Move definition.
5182 * opts.c (handle_option): Search for the original option before
5183 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
5184 var_cond and var_value fields. Use targetm.handle_option to handle
5186 (decode_options): Set target_flags to targetm.default_target_flags.
5187 (print_filtered_help): Make global. Handle CL_TARGET.
5188 (option_enabled): New function.
5189 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
5190 (display_target_options, set_target_switch, print_switch_values)
5191 (default_pch_valid_p): Guard uses of target_switches with
5192 #ifdef TARGET_SWITCHES. Also...
5193 (display_target_options): Display the CL_TARGET entries in cl_options.
5194 (set_target_option): Don't complain about the "" option when
5195 TARGET_SWITCHES is undefined.
5196 (print_switch_values): Use option_enabled.
5197 (default_pch_valid_p): Check cl_options[] when looking for something
5198 that has changed the value of target_flags.
5199 * c.opt: Remove documentation from top of file.
5200 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
5201 * doc/sourecebuild.texi: Refer to the new options documentation
5202 instead of c.opt. Document machine-specific .opt files.
5203 * doc/tm.texi (target_flags): Say that this variable is declared
5205 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
5206 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
5208 * doc/options.texi: New file.
5210 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5213 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
5216 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
5219 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
5220 temporary variable of pointer type if an lvalues is required.
5221 (gimplify_modify_expr_rhs): Request an rvalue from it.
5222 (gimplify_expr): Pass fallback on.
5224 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5226 * cfgbuild.c: Update comments.
5228 2005-03-14 Roger Sayle <roger@eyesopen.com>
5230 PR rtl-optimization/17236
5231 * optabs.c (expand_doubleword_mult): New helper function split out
5232 from expand_binop. Permute the order in which instructions are
5233 emitted to minimize the number of simultaneously live registers.
5234 (expand_binop): Call expand_doubleword_mult to synthesize a double
5235 word multiplication.
5237 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5239 * basic-block.h: Update the prototypes of cached_make_edge and
5241 * cfg.c (cached_make_edge): Take edge_cache representing one
5242 row of the adjacency matrix of edges.
5243 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5244 (make_edges): Initialize edge_cache to represent one row of
5245 the adjacency matrix of edges.
5247 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5249 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5251 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5252 Remove unused removed_phis variable.
5253 (conditional_replacement): Use build1/build2.
5254 (abs_replacement): Use last_and_only_stmt and build1/build2.
5256 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5258 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5259 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5260 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5261 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5262 * c-common.c (handle_novops_attribute): New function.
5263 (c_common_attribute_table): Add "no vops" entry.
5264 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5265 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5266 * tree-ssa-operands.c (get_call_expr_operands): Do not
5267 create virtual operands for calls with ECF_NOVOPS flag.
5268 * tree.h (DECL_IS_NOVOPS): New macro.
5269 (struct tree_decl): Add novops_flag.
5270 (ECF_NOVOPS): New constant.
5272 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5275 * config/i386/i386.c (x86_use_himode_fiop): New.
5276 (x86_use_simode_fiop): Rename from x86_use_fiop.
5277 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5278 (TARGET_USE_HIMODE_FIOP): New.
5279 (x86_use_simode_fiop): Rename from x86_use_fiop.
5280 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5282 * config/i386/i386.md (X87MODEI12): New mode macro define.
5283 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5284 to implement x87 FP compare with HImode input operands.
5285 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5286 Use X87MODEI12 mode macro to handle HImode input operands.
5287 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5288 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5289 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5290 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5291 macro to implement x87 operators with HImode input operands.
5292 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5295 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5297 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5299 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5300 constants invariant.
5302 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5304 * basic-block.h (BB_VISITED): Removed.
5305 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5307 2005-03-14 Falk Hueffner <falk@debian.org>
5310 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5312 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5314 * ggc-zone.c: Fix comment typos.
5316 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5317 stringpool.c, config/mips/mips-protos.h: Update copyright.
5319 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5321 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5322 throughout with its typedef, "rtx".
5323 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5324 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5325 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5326 regs in comment to match code.
5328 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5330 * except.c (check_handled): Make it static.
5331 * except.h: Remove the corresponding prototype.
5333 * function.c (get_func_frame_size): Make it static.
5334 * function.h: Remove the corresponding type.
5336 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5338 * hard-reg-set.h: Remove the corresponding declarations.
5340 * tree-cfg.c (verify_stmts): Check that
5341 bb_for_stmt (stmt) == bb for every PHI node and statement.
5343 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5345 * config.gcc: Remove excess indentation.
5346 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5348 2005-03-13 Roger Sayle <roger@eyesopen.com>
5351 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5352 * fold-const.c (fold_sign_changed_comparison): Likewise.
5353 (fold_binary): Optimize comparisons against widened operands if
5354 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5356 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5358 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5359 (sparc_override_options): Initialize it.
5360 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5362 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5364 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5365 (reg_or_none500mem_operand): New predicate.
5366 (zero_reg_mem_operand): New predicate.
5367 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5368 to reg_or_none500mem_operand.
5369 (extendsfdf2_fpr): Add MEM alternative.
5370 (extenddftf2_internal): Change operand2 predicate to
5371 zero_reg_mem_operand.
5373 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5375 * ggc-zone.c: Rewritten.
5377 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5379 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5380 * config.in: Regenerated.
5381 * configure: Regenerated.
5382 * gengtype.c (write_types_process_field, write_func_for_structure):
5383 Pass new argument to gt_pch_note_object.
5384 * ggc-common.c (struct ptr_data): Add TYPE.
5385 (gt_pch_note_object): Take TYPE argument and save it.
5386 (call_count): Update call to ggc_pch_count_object.
5387 (call_alloc): Update call to ggc_pch_alloc_object.
5388 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5390 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5391 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5392 (ggc_alloc_zone_stat): Delete.
5393 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5394 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5395 (ggc_pch_alloc_object): Update prototypes.
5396 (garbage_zone): Delete.
5397 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5398 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5400 (tree_id_zone): New variable.
5401 (ggc_alloc_cleared_zone): Remove unused.
5402 (ggc_alloc_zone): Define.
5403 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5404 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5405 ggc_alloc_zone_stat.
5406 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5407 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5408 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5409 (make_node_stat): Likewise. Use tree_id_zone.
5411 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5412 Joseph S. Myers <joseph@codesourcery.com>
5414 * configure.ac: Check for MIPS TLS.
5415 * configure: Regenerated.
5416 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5417 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5418 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5419 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5420 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5421 (mips_classify_symbol, mips_symbolic_constant_p)
5422 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5423 (mips_tls_operand_p, mips_call_tls_get_addr)
5424 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5425 (mips_tls_symbol_ref_1): New functions.
5426 (mips_legitimize_address, mips_legitimize_const_move): Call
5427 mips_legitimize_tls_address.
5428 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5430 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5431 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5432 (mips_char_to_class): Document V1_REG.
5433 (HAVE_AS_TLS): Provide default.
5434 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5436 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5438 (tls_get_tp_<mode>): New instruction.
5440 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5442 * configure.ac: Update checks for target tools.
5443 * configure: Regenerated.
5445 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5447 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5449 2005-03-13 Roger Sayle <roger@eyesopen.com>
5451 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5452 more classes of DImode multiplication by constant. Allow both
5453 multiplication by small negative constants (by performing a
5454 multiplication by a positive constant and negating the result) and
5455 multiplications by large powers of two, by using a left shift.
5457 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5459 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5460 of basic blocks into work_stack.
5462 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5463 config/mips/vr.h: Update copyright.
5465 * c-decl.c (c_init_decl_processing): Remove useless calls to
5466 build_function_type.
5468 * builtins.c (fold_trunc_transparent_mathfn,
5469 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5470 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5471 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5472 fold_builtin_strcpy, fold_builtin_strncpy,
5473 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5476 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5479 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5480 variable determinant.
5482 * tree-cfg.c (group_case_labels): Remove local variable type.
5484 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5487 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5490 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5493 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5494 (*movmemqi_insn): Delete.
5495 (*movmemhi): Delete.
5497 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5499 * builtins.c (fold_builtin_classify): Take decomposed
5500 arguments of CALL_EXPR.
5501 (fold_builtin_1): Update a call to fold_builtin_classify.
5503 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5506 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5507 through into call to parser_xref_tag after parse error.
5508 (c_parser_struct_declaration): Consistently return NULL_TREE on
5511 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5513 * tree-flow-inline.h (ref_contains_array_ref): New function.
5514 (lookup_subvars_for_var): Ditto.
5515 (get_subvars_for_var): Ditto.
5516 (var_can_have_subvars): Ditto.
5518 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5519 (struct subvar): New type.
5521 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5523 * tree-optimize.c (init_tree_optimization_passes): Call
5524 pass_create_structure_vars.
5526 * tree-ssa-alias.c: Include vec.h.
5527 (init_alias_info): Don't auto-clear call clobbered on struct-field
5529 (compute_flow_insensitive_aliasing): Handle subvars.
5530 (group_aliases): Handle STRUCT_FIELD aliases.
5531 (setup_pointers_and_addressables): Ditto.
5532 Don't mark variables non-addressable if they still have
5533 addressable subvars.
5534 Also mark subvars addressable when the real variable is marked
5536 (add_pointed_to_var): Try to prune the pointed-to set by only
5537 pointing to subvars when possible.
5538 Otherwise, make sure we set addresses_needed and pt_vars to
5539 properly include subvars.
5540 (bitpos_of_field): New function.
5541 (push_fields_onto_fieldstack): Ditto.
5542 (get_or_create_used_part_for): Ditto.
5543 (create_overlap_variables_for): Ditto.
5544 (find_used_portions): Ditto.
5545 (create_structure_vars): Ditto.
5546 (pass_create_structure_vars): New structure.
5548 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5549 (get_expr_operands): Handle subvars. Also try to turn
5550 COMPONENT_REF accesses into must-defs now that we can accurately
5552 (note_addressable): Try to only mark as addressable those subvars
5553 we know a COMPONENT_REF touches.
5554 (overlap_subvar): New function.
5556 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5557 Handle subvar storing.
5558 (vect_address_analysis): Update caller of vect_object_analysis.
5560 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5562 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5563 (STMT_VINFO_SUBVARS): New macro.
5565 * common.opts: add flag_tree_salias.
5567 * opts.c (decode_options): flag_tree_salias defaults to on.
5569 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5571 * doc/tree-ssa.texi: Document structural alias analysis.
5573 2005-03-12 Steven Bosscher <stevenb@suse.de>
5575 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5576 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5577 * tree-ssa-operands.c (get_expr_operands): Likewise.
5578 (get_expr_operands): Likewise for ERROR_MARK.
5580 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5582 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5585 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5588 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5589 (mark_operand_necessary): Remove local variable ver.
5591 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5592 variable prefix_len.
5594 * value-prof.c (mod_subtract_transform): Remove local variable
5597 * builtins.c (fold_builtin_exponent): Take decomposed
5598 arguments of CALL_EXPR.
5599 (fold_builtin_1): Update a call to fold_builtin_exponent.
5601 * builtins.c (fold_builtin_logarithm): Take decomposed
5602 arguments of CALL_EXPR.
5603 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5605 * c-decl.c (c_init_decl_processing): Remove local variables
5606 ptr_ftype_void and ptr_ftype_ptr.
5608 * gimplify.c (gimplify_expr): Remove local variables r0 and
5611 * reg-stack.c (move_for_stack_reg): Remove local variable
5613 (compare_for_stack_reg): Remove local variable flags_user.
5614 (convert_regs_1): Remove local variable deleted.
5616 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5618 (combine_blocks): Remove local variables exits and new_e.
5620 * tree-inline.c (expand_call_inline): Remove local variable
5623 * tree-ssa-live.c (create_ssa_var_map,
5624 calculate_live_on_entry): Remove local variable snn.
5626 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5628 * c-lex.c (c_lex_with_flags): Add parameter to call to
5631 2005-03-11 Per Bothner <per@bothner.com>
5633 * c-tree.h (struct c_declarator): New id_loc field.
5634 * c-pragma.h (c_lex_with_flags): Take position reference.
5635 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5636 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5637 (c_lex): Pass dummy location to c_lex_with_flags.
5638 * c-parser.c (c_lex_one_token): Set c_token's location using
5639 c_lex_with_flags, instead of input_location, which might be "ahead".
5640 (c_parser_direct_declarator): Set declarator's id_loc from
5642 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5643 declarator's id_loc, rather than probably-imprecise input_location.
5644 (build_id_declarator): Initialize c_declarator's id_loc field.
5646 2005-03-11 Roger Sayle <roger@eyesopen.com>
5649 * builtins.c (expand_builtin_signbit): Force the signbit's word
5650 into an integer register to avoid SUBREGs of floating point modes.
5652 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5654 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5655 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5656 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5657 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5659 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5661 PR rtl-optimization/20306
5662 * expr.c (emit_move_complex): Set try_int false if mode is
5663 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5664 emit_block_move if try_int is true.
5666 2005-03-11 Richard Henderson <rth@redhat.com>
5669 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5670 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5673 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5675 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5676 (TARGET_FIX_VR4130): New macro.
5677 (TARGET_OPTIONS): Add -mfix-vr4130.
5678 (ISA_HAS_MACCHI): New macro.
5679 (ASM_SPEC): Add -mfix-vr4130.
5680 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5681 (override_options): Handle mips_fix_vr4130_string.
5682 (mips_avoid_hazards): Clear all_noreorder_p
5683 if we're working around VR4130 errata and the macc alternatives
5685 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5686 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5687 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5688 (MULTILIB_DEFAULTS): Remove leading "march=".
5689 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5690 if no architecture option is given.
5691 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5693 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5694 * doc/invoke.texi: Document -mfix-vr4130.
5696 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5698 * config/mips/mips.c (override_options): Only warn about -mint64
5699 deprecation if TARGET_INT64.
5701 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5703 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5704 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5705 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5706 are non-specific regarding the nonnull parameter positions.
5707 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5708 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5709 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5710 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5712 * builtins.def: Use the non-specific "nonnull" attibute lists.
5714 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5716 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5717 single_pred_edge, single_succ, single_pred): Improve comments.
5719 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5721 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5722 single_pred_edge, single_succ, single_pred): New inline functions.
5723 * bb-reorder.c (rotate_loop, find_traces_1_round,
5724 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5725 duplicate_computed_gotos): Use the single_succ/pred functions.
5726 * cfganal.c (forwarder_block_p): Ditto.
5727 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5728 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5729 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5730 merge_seq_blocks): Ditto.
5731 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5732 * cfglayout.c (fixup_reorder_chain): Ditto.
5733 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5734 canonicalize_loop_headers, verify_loop_structure): Ditto.
5735 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5736 mfb_update_loops, create_preheader, force_single_succ_latches,
5737 create_loop_notes): Ditto.
5738 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5739 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5740 commit_one_edge_insertion, purge_dead_edges,
5741 cfg_layout_can_merge_blocks_p): Ditto.
5742 * except.c (sjlj_emit_function_enter): Ditto.
5743 * flow.c (init_propagate_block_info): Ditto.
5744 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5745 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5746 insert_insn_end_bb): Ditto.
5747 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5748 find_if_case_2): Ditto.
5749 * lambda-code.c (perfect_nestify): Ditto.
5750 * lcm.c (optimize_mode_switching): Ditto.
5751 * loop-doloop.c (doloop_modify): Ditto.
5752 * loop-init.c (loop_optimizer_init): Ditto.
5753 * loop-iv.c (simplify_using_initial_values): Ditto.
5754 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5755 * loop-unswitch.c (unswitch_loop): Ditto.
5756 * modulo-sched.c (generate_prolog_epilog): Ditto.
5757 * predict.c (combine_predictions_for_insn, estimate_probability,
5758 tree_estimate_probability, last_basic_block_p,
5759 estimate_bb_frequencies): Ditto.
5760 * profile.c (branch_prob): Ditto.
5761 * regrename.c (copyprop_hardreg_forward): Ditto.
5762 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5763 * tracer.c (layout_superblocks): Ditto.
5764 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5765 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5766 cleanup_control_expr_graph, disband_implicit_edges,
5767 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5768 tree_verify_flow_info, tree_make_forwarder_block,
5769 tree_forwarder_block_p, remove_forwarder_block,
5770 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5771 * tree-if-conv.c (tree_if_conversion): Ditto.
5772 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5773 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5774 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5775 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5776 copy_loop_headers): Ditto.
5777 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5778 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5779 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5780 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5781 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5782 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5783 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5784 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5785 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5786 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5787 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5788 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5789 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5790 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5791 slpeel_add_loop_guard): Ditto.
5793 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5795 PR tree-optimization/15784
5796 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5799 * stmt.c (expand_case): Don't change index_type. Convert minval
5802 PR tree-optimization/20130
5803 * fold-const.c (fold): Fold x * -1 into -x.
5805 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5807 PR rtl-optimization/20331
5808 * rtlanal.c (modified_between_p): Check its address first for MEM.
5809 (modified_in_p): Likewise.
5811 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5813 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5815 2005-03-10 Steven Bosscher <stevenb@suse.de>
5817 * expr.c (expand_expr_real_1): If possible, use a conditional
5818 move for expanding MIN_EXPR and MAX_EXPR.
5819 Use temp for moving around rtx-en.
5821 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5824 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5827 2005-03-10 Roger Sayle <roger@eyesopen.com>
5829 * builtins.c (expand_builtin_signbit): Extend to handle floating
5830 point modes wider than the largest integer type, using the
5831 operand_subword_force function to obtain the signbit's word.
5833 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5836 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5837 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5839 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5841 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5843 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5845 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5847 (perform_edge_inserts): Unconditionally call
5848 free_dominator_info.
5850 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5852 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5854 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5856 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5858 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5860 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5862 (rtl_register_value_prof_hooks,
5863 tree_value_profile_transformations,
5864 tree_register_value_prof_hooks): Likewise.
5865 * var-tracking.c (stack_adjust_offset_pre_post,
5866 variable_htab_free, variable_union, dataflow_set_different_2,
5867 count_uses, variable_was_changed, set_frame_base_location,
5868 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5869 vt_add_function_parameters): Likewise.
5870 * varasm.c (named_section_real, named_section, make_decl_rtl,
5871 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5872 const_hash_1, compare_constant, copy_constant, force_const_mem,
5873 output_constant_pool_2, output_constant_pool_1, output_constant,
5874 output_constructor, make_decl_one_only, decl_tls_model,
5875 default_no_named_section, default_elf_select_section_1,
5876 default_unique_section_1): Likewise.
5877 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5878 * vmsdbgout.c (addr_const_to_string): Likewise.
5881 * function.c (struct assign_parm_data_one): Remove last_named
5883 (assign_parm_find_data_types): Don't determine last_named.
5884 Reorder named_parm determination.
5885 (assign_parms): Only setup varargs on the last non-varadic
5888 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5890 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5891 sda base address on medium model.
5893 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5895 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5896 * cfgloop.c (flow_loop_nodes_find): Export.
5897 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5899 * cfgloopmanip.c (fix_loop_structure): New function.
5900 * predict.c (predict_loops): Clean up the loops information.
5901 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5902 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5904 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5905 (rewrite_into_loop_closed_ssa): Declaration changed.
5906 * tree-loop-linear.c (linear_transform_loops): Add argument to
5907 rewrite_into_loop_closed_ssa call.
5908 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5909 * tree-ssa-loop-im.c (move_computations): Ditto.
5910 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5911 * tree-vectorizer.c (vectorize_loops): Ditto.
5912 * tree-optimize.c: Include cfgloop.h.
5913 (execute_todo): Choose whether to call cleanup_tree_cfg or
5914 cleanup_tree_cfg_loop.
5915 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5916 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5917 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5918 cleanup_tree_cfg_loop call.
5919 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5920 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5921 work on part of cfg.
5923 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5926 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5927 with multiple alternatives.
5929 * stmt.c (parse_output_constraint): Fix a typo.
5931 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5933 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5934 assembly directive instead of deprecated "no-generics".
5936 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5938 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5939 for non-offsettable memory references to cope with outstanding reload
5941 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5942 avoid losing outstanding address reloads.
5943 ("reload_outdi", "reload_outdf"): Likewise.
5945 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5948 code. Add more cbrt transformations.
5950 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5954 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5956 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5957 NULL_TREE when a given tree is not simplified.
5958 (fold): Return the original tree when any of the functions
5959 mentioned above NULL_TREE.
5961 * fold-const.c (fold_unary, fold_binary): Take decomposed
5962 arguments, code, type, op0, and op1 in case of fold_binary.
5963 (fold): Update calls to fold_unary and fold_binary.
5965 2005-03-09 Roger Sayle <roger@eyesopen.com>
5967 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5968 a fndecl and an arglist instead of a CALL_EXPR, exp.
5970 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5972 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5974 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5976 * expr.c (expand_assignment): Remove orig_to_rtx.
5978 * fold-const.c (int_const_binop): Remove no_overflow.
5980 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5982 * loop-iv.c (get_biv_step_1): Remove lhs.
5984 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5986 * real.c (real_nan): Remove neg.
5988 * function.c (thread_prologue_and_epilogue_insns): Remove i
5991 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5994 * tree-eh.c (tree_could_trap_p): Remove idx.
5996 * tree-into-ssa.c (ann): Remove ann.
5998 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
6000 * tree-sra.c (decide_block_copy): Remove inst_count.
6002 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
6004 * tree-ssa-loop-im.c (lhs): Remove.
6006 * cfgbuild.c (state, STATE, SET_STATE,
6007 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
6009 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
6010 (find_basic_blocks): Set the state of each basic block to
6013 2005-03-08 Jeff Law <law@redhat.com>
6015 * tree-cfg.c (cleanup_control_flow): If removal of a computed
6016 goto results in the removal of edges in the CFG, then we need
6017 to recompute dominators.
6019 2005-03-09 Ben Elliston <bje@au.ibm.com>
6021 * c-common.c (c_do_switch_warnings): Comment fix.
6023 2005-03-08 Julian Brown <julian@codesourcery.com>
6025 * Patch from 2005-03-08 reverted for causing regressions and
6026 ppc-darwin bootstrap failure.
6028 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
6030 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
6031 Define the real function for ppc-darwin.
6032 * c-typeck.c (convert_arguments): Check for target-specific
6033 invalid argument call to unprototyped function.
6034 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6036 * target.h (invalid_arg_for_unprototyped_fn): New field
6038 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
6039 default target hook.
6040 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
6043 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6045 * c-typeck.c (constructor_stack, constructor_range_stack,
6046 initializer_stack): Make them static.
6048 * cfg.c (rbi_pool): Make it static.
6050 * gimple-low.c (lower_stmt_body): Make it static.
6051 * tree-flow.h: Remove the corresponding prototype. Don't
6054 * sched-deps.c (cache_size): Make it static.
6056 * stor-layout.c (lang_adjust_rli): Make it static.
6058 2005-03-08 Julian Brown <julian@codesourcery.com>
6060 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6061 from being used for symbols with vague linkage when
6062 HAVE_GAS_COMDAT_GROUP is true.
6064 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
6066 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
6067 nlabel == JUMP_LABEL (jump).
6069 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6071 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
6072 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
6073 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
6074 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
6076 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
6079 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
6080 * c-common.c (handle_returns_twice): New function.
6081 (c_common_attribute_table): Declare eturns_twice' attribute.
6082 * doc/extend.texi: Document eturns_twice' attribute.
6083 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
6084 (struct tree_decl): Add returns_twice_flag.
6086 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6088 * tree-ssa-phiopt.c: Fix a comment typo.
6090 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
6091 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
6092 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
6095 2005-03-08 Richard Henderson <rth@redhat.com>
6097 * config/alpha/alpha.c (code_for_builtin): Replace special-case
6098 builtin codes with ctzdi2, clzdi2, popcountdi2.
6099 (struct alpha_builtin_def): Add is_const.
6100 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
6101 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
6102 (alpha_init_builtins): Init them. Set nothrow and const attributes
6104 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
6105 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
6106 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
6107 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
6108 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
6109 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
6110 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
6111 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
6112 (TARGET_FOLD_BUILTIN): New.
6113 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
6114 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
6116 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
6118 2005-03-08 Ira Rosen <irar@il.ibm.com>
6120 PR tree-optimization/20122
6121 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
6122 condition of access function instead of base.
6124 2005-03-07 Jeff Law <law@redhat.com>
6125 Steven Bosscher <stevenb@suse.de>
6127 * tree-cfg.c (find_taken_edge_computed_goto): New function.
6128 (find_taken_edge): Call find_taken_edge_computed_goto as
6129 appropriate. Allow any gimple invariant rather than just
6130 INTEGER_CST for VAL.
6131 (cleanup_control_flow): Cleanup a computed goto which has turned
6133 (tree_merge_blocks): If block B has any forced labels, move
6134 them to the start of block A.
6135 * tree-ssa-dom.c (thread_across_edge): Allow threading across
6136 computed gotos as well.
6137 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
6138 removal of unnecessary computed gotos too.
6139 (lookup_redirection_data): Fix type of INSERT argument. Callers
6142 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
6144 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
6145 Remove trailing spaces.
6147 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
6148 unshare_all_trees): Make them static.
6149 * tree-gimple.h: Remove the corresponding prototypes.
6151 * diagnostic.h: Remove unused prototype
6152 debug_output_buffer.
6153 * modulo-sched.c: Remove unused prototype
6154 set_row_column_for_ps.
6156 * tree-ssa-phiopt.c (tree_ssa_phiopt,
6157 replace_phi_edge_with_variable): Remove unused variable i.
6159 2005-03-07 Per Bothner <per@bothner.com>
6161 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
6163 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
6166 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
6167 bbs on the COND_EXPR instead of the PHI_NODEs.
6168 (candidate_bb_for_phi_optimization): Remove.
6169 (replace_phi_with_stmt): Rename to ...
6170 (replace_phi_edge_with_variable): this and change so that we
6171 replace the phi argument instead of removing the PHI.
6172 (conditional_replacement): Change so we deal with PHI with more
6174 (value_replacement): Likewise.
6175 (abs_replacement): Likewise.
6177 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
6179 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
6180 output_e500_flip_gt_bit.
6182 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
6184 (rs6000_generate_compare): Fix logic to look at the correct bits.
6185 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
6187 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
6188 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
6189 gen_move_from_CR_gt_bit.
6191 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
6192 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
6193 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
6195 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
6196 (E500_CR_IOR_COMPARE): New constant.
6198 2005-03-08 Earl Chew <earl_chew@agilent.com>
6199 David Billinghurst <David.Billinghurst@riotinto.com>
6201 * config/i386/host-cygwin.c: New file to support precompiled
6203 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
6204 * config.host: Use above files for cygwin host.
6206 2005-03-07 David Edelsohn <edelsohn@gnu.org>
6208 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
6209 ordering ops from earlier change.
6211 2005-03-07 Per Bothner <per@bothner.com>
6213 Various fixes to allow us to again build if --enable-mapped-location:
6214 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
6215 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
6216 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
6217 local variable loc. Change logic appropriately.
6218 * tree-vect-transform.c (vect_finish_stmt_generation): Use
6219 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
6220 * c-parser.c (c_parser_for_statement): Initialize loc variable.
6221 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
6222 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6224 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6226 PR rtl-optimization/19683
6227 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6228 number of bytes, to smallest_int_for_mode. Fix arguments to
6229 REG_CANNOT_CHANGE_MODE_P.
6231 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6233 * reorg.c (relax_delay_slots): Check that the jump is
6234 conditional before trying to invert it.
6236 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6238 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6241 * calls (stack_arg_under_construction): Make it static.
6243 * flow.c (regs_live_at_setjmp): Make it static.
6244 * flow.h: Remove the corresponding prototype.
6246 * reload1.c (reload_startobj, reload_firstobj,
6247 something_needs_operands_changed, reload_inherited,
6248 reload_inheritance_insn, reload_override_in,
6249 reload_spill_index): Make them static.
6251 * recog.c (verify_changes): Make it static.
6252 * recog.h: Remove the corresponding prototype.
6254 * cfgbuild.c (find_sub_basic_blocks): Remove.
6255 * basic-block.h: Remove the corresponding prototype.
6256 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6258 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6260 * tree-ssa-operands.c (check_build_stmt): Remove.
6262 * stor-layout.c (set_alignment): Remove.
6263 * tree.h: Remove the corresponding prototype.
6265 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6267 * tree-ssa-dce.c (control_dependence_map,
6268 visited_control_parents): Make them static.
6270 * cfghooks.c (verify_flow_info): Remove local variable
6273 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6276 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6278 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6280 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6282 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6284 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6285 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6286 PARALLEL for an empty structure.
6288 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6290 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6292 * fold-const.c (fold_binary): Unroll the very first "for"
6295 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6297 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6298 redundant match_code test.
6299 (scc_comparison_operator): Swap match_operand and match_code
6301 (branch_positive_comparison_operator): Same.
6302 (trap_comparison_operator): Use comparison_operator and swap with
6305 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6308 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6309 (out_movhi_r_mr): Read low byte of volatile MEM first.
6310 (out_movhi_mr_r): Write high byte of volatile MEM first.
6312 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6314 * cselib.c (reg_values, reg_values_size): Make them static.
6316 * cse.c (cse_reg_info_table): Make it static.
6318 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6320 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6322 * cse.c (find_best_addr): Use canon_for_address.
6324 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6326 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6327 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6328 SUBREG and MEM, respectively.
6330 * fold-const.c (fold_binary): Use code instead of t.
6332 * fold-const.c (optimize_minmax_comparison): Take decomposed
6333 arguments code, type, op0, and op1 instead of t.
6334 (fold_binary): Update a call to optimize_minmax_comparison.
6336 * fold-const.c (fold_range_test): Take decomposed arguments
6337 code, type, op0, and op1 instead of t.
6338 (fold_binary): Update a call to fold_range_test.
6340 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6341 decomposed arguments code, type, op0, and op1 instead of t.
6342 (fold_binary): Update a call to fold_range_test.
6344 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6346 * fold-const.c (fold_binary): Avoid directly using the original
6347 expression t as much as possible.
6349 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6351 * c-semantics.c (build_stmt): Use TYPE_P instead of
6352 IS_NON_TYPE_CODE_CLASS.
6353 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6354 (NON_TYPE_CHECK): Use TYPE_P instead of
6355 IS_NON_TYPE_CODE_CLASS.
6357 * fold-const.c (fold): Remove handling of binary expressions.
6359 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6361 * doc/c-tree.texi: Wrap comments in @r{}.
6362 * doc/cpp.texi: Likewise.
6363 * doc/cppinternals.texi: Likewise.
6364 * doc/extend.texi: Likewise.
6365 * doc/md.texi: Likewise.
6366 * doc/objc.texi: Likewise.
6367 * doc/sourcebuild.texi: Likewise.
6368 * doc/tm.texi: Likewise.
6371 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6373 * predict.c (apply_return_prediction): Standardize PHI chain
6375 * tree-ssa.c (ssa_redirect_edge): Likewise.
6377 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6378 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6381 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6382 * tree-flow.h: Adjust the prototype for remove_phi_node.
6383 * lambda-code.c (perfect_nestify): Adjust a call to
6386 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6387 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6389 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6390 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6391 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6392 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6394 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6395 of GEN_INT (trunc_int_for_mode (...)).
6396 * loop-iv.c (iv_number_of_iterations): Likewise.
6397 * postreload.c (reload_cse_move2add): Likewise.
6398 * simplify-rtx.c (simplify_const_unary_operation,
6399 simplify_const_binary_operation): Likewise.
6400 * stor-layout.c (get_mode_bounds): Likewise.
6402 * fold-const.c (fold_binary): New.
6403 (fold): Call fold_binary on binary expressions.
6405 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6407 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6408 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6409 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6410 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6411 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6413 2005-03-04 Devang Patel <dpatel@apple.com>
6415 PR tree-optimization/18815
6416 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6417 loops with zero exit edges.
6419 2005-03-04 Devang Patel <dpatel@apple.com>
6421 * doc/invoke.texi: Remove reference to webpage that does not exist.
6423 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6424 Joseph S. Myers <joseph@codesourcery.com>
6427 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6428 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6429 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6430 * pa.c (get_plabel): Change argument to symbol_ref. Call
6431 maybe_get_identifier instead of get_identifier.
6432 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6433 (struct deferred_plabel): Replace name field with symbol field.
6434 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6435 ASM_OUTPUT_EXTERNAL_REAL is defined.
6436 (output_global_address): Use output_addr_const for output of all
6438 (output_deferred_plabels): Use symbol_ref instead of name for address
6440 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6441 ASM_OUTPUT_SYMBOL_REF): New macros.
6442 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6444 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6447 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6449 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6450 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6452 2005-03-04 Jeff Law <law@redhat.com>
6454 * basic-block.h (rediscover_loops_after_threading): Declare.
6455 * tree-ssa-dom.c: Include cfgloop.h.
6456 (tree_ssa_dominator_optimize): Discover loops and some basic
6457 properties. Remove forwarder blocks recreated by loop header
6458 canonicalization. Also mark backedges in the CFG.
6459 * tree-ssa-threadupdate.c: Include cfgloop.h
6460 (rediscover_loops_after_threading): Define.
6461 (struct local_info): New field, JUMP_THREADED.
6462 (prune_undesirable_thread_requests): New function.
6463 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6464 then record that fact for the callers of redirct_edges.
6465 (thread_block): If BB has incoming backedges, then call
6466 prune_undesirable_thraed_requests. Note when we are
6467 going to have to rediscover loop information. Return a
6468 boolean indicating if any jumps were threaded.
6469 (thread_through_all_blocks): Bubble up boolean indicating
6470 if any jumps were threaded.
6471 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6472 (tree-ssa-threadupdate.o): Similarly.
6474 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6476 * fold-const.c (fold_ternary): Unroll the "for" loop to
6479 2005-03-04 Andrew Haley <aph@redhat.com>
6481 * unwind-dw2-fde-glibc.c (struct
6482 unw_eh_callback_data.check_cache): New field.
6483 (frame_hdr_cache): New.
6484 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6485 Cache frame header info.
6487 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6489 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6490 (print_c_condition): Declare.
6491 * read-rtl.c (ptr_loc): New structure.
6492 (ptr_locs, ptr_loc_obstack, joined_conditions)
6493 (joined_conditions_obstack): New variables.
6494 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6495 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6496 (join_c_conditions, print_c_condition): New functions.
6497 (apply_macro_to_string): Associate the new string with the same
6498 source location as the old one.
6499 (add_condition_to_string): Use join_c_conditions.
6500 (read_string): Use set_rtx_ptr_loc to record a filename and line
6501 number for the string.
6502 (read_rtx): Initialize the new variables above.
6503 * genattrtab.c (write_test_expr, write_attr_value): Use
6505 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6506 comment above the GCC_VERSION check.
6507 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6508 Inline the definition of MAYBE_EVAL.
6509 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6510 * genoutput.c (process_template): Likewise.
6511 * genpreds.c (write_predicate_subfunction): Likewise.
6512 (write_predicate_expr): Use print_c_condition.
6513 * genrecog.c (write_cond): Likewise.
6514 * gensupport.c (process_rtx): Use join_c_conditions to join the
6515 conditions of a define_insn_and_split. Record a source location
6516 for the string after the "&&".
6517 (alter_test_for_insn): Use join_c_conditions.
6519 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6522 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6523 PR tree-optimization/15784
6524 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6527 2005-03-04 Ben Elliston <bje@au.ibm.com>
6529 * gcc.c (option_map): Add --coverage.
6530 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6531 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6532 * config/darwin.h: Pass -lgcov for `coverage'.
6533 * doc/invoke.texi (Debugging Options): Document --coverage.
6535 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6537 * gcse.c (bypass_block): Use find_edge wherever possible.
6539 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6543 * c-opts.c (c_common_parse_file): Call start_source_file
6544 and end_source_file at the approriate times.
6546 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6547 the main file, it will be done for us now.
6549 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6551 * fold-const.c (fold_ternary): New.
6552 (fold): Call fold_ternary on ternary expressions. Remove
6553 handling of ternary expressions.
6555 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6557 PR tree-optimization/15784
6558 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6561 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6563 * config/rs6000/predicates.md (branch_comparison_operator):
6564 Convert from C block to conditional format.
6566 2005-03-03 Jan Hubicka <jh@suse.cz>
6568 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6569 and non-constant public variables.
6571 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6573 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6576 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6579 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6580 calls to release_ssa_name and release_phi_node.
6582 * fold-const.c (fold): Remove handling of unary expressions.
6584 * fold-const.c (fold_unary): Avoid directly using the original
6585 expression t as much as possible.
6587 2005-03-03 Roger Sayle <roger@eyesopen.com>
6588 Andrew Pinski <pinskia@physics.uc.edu>
6590 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6591 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6593 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6595 Describe special registers SRP and MOF as allocatable registers.
6596 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6597 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6598 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6599 TARGET_HAS_MUL_INSNS.
6600 (cris_print_operand) <case 'd'>: New case.
6601 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6602 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6604 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6605 (REG_ALLOC_ORDER): Update for MOF.
6606 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6608 (GENERAL_REGS): No longer a define of ALL_REGS.
6609 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6610 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6612 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6613 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6614 (SECONDARY_RELOAD_CLASS): Define.
6615 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6616 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6617 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6618 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6619 (REGISTER_MOVE_COST): Define.
6620 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6621 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6622 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6623 (CRIS_MOF_REGNUM): New define_constants.
6624 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6626 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6628 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6629 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6630 Adjust for MOF being properly described as a register.
6631 (indir_to_reg_split): Name this split. Conditionalize on the
6632 destination register being a general register.
6633 (movei): Conditionalize on on operands 0 and 1 having the same
6636 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6639 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6640 -mcpu to override any other explicitly given flags.
6642 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6644 * recog.c (verify_changes, confirm_change_group): New functions,
6645 broken out of apply_change_group.
6646 (apply_change_group): Use them.
6647 * recog.h (verify_change, confirm_change_group): Declare.
6648 * rtl.h (redirect_jump_2): Declare.
6649 * jump.c (redirect_exp, invert_exp): Delete.
6650 (invert_exp_1): Take second parameter. Return value. Changed caller.
6651 (redirect_jump_2): New function, broken out of redirect_jump.
6652 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6653 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6654 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6656 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6658 * varasm.c (named_section): Use xstrdup rather than doing it by
6661 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6663 2005-03-02 Devang Patel <dpatel@apple.com>
6665 Undo PR tree-optimization/18815 fix.
6667 2005-03-02 Devang Patel <dpatel@apple.com>
6669 PR tree-optimization/18815
6670 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6671 loops with zero exit edges.
6673 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6675 * cfg.c (connect_src, connect_dest, disconnect_src,
6676 disconnct_dest): New.
6677 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6678 redirect_edge_pred): Use the new functions.
6680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6681 free_dominance_info only when needed.
6683 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6686 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6687 (reg_or_sub_cint64_operand): Same.
6689 2005-03-02 Jeff Law <law@redhat.com>
6691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6692 CFG_ALTERED in the main DOM iteration loop.
6694 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6697 * varasm.c (initializer_constant_valid_p): Allow conversions
6698 between OFFSET_TYPEs. Tidy.
6700 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6702 * config/cris/cris.md ("return"): Remove epilogue delay list
6705 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6707 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6709 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6711 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6713 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6714 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6715 config/m68k/m68k.c, config/mips/mips.h,
6716 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6717 doc/include/gcc-common.texi: Update copyright.
6719 PR middle-end/18029 and PR middle-end/18030
6720 * expr.c (optimize_bitfield_assignment_op): Add a special case
6721 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6723 * fold-const.c (fold_unary): New.
6724 (fold): Call fold_unary on unary expressions.
6726 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6728 * cgraph.h (struct cgraph_edge): Add prev_caller and
6730 (cgraph_node_remove_callees): Export.
6731 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6733 (cgraph_edge_remove_callee): New function.
6734 (cgraph_edge_remove_caller): Likewise.
6735 (cgraph_remove_edge): Use.
6736 (cgraph_redirect_edge_callee): Likewise.
6737 (cgraph_node_remove_callees): New function.
6738 (cgraph_node_remove_callers): Likewise.
6739 (cgraph_remove_node): Use.
6740 * tree-optimize.c (tree_rest_of_compilation): Use
6741 cgraph_node_remove_callees instead of manual loop.
6742 * cgraphunit.c (cgraph_finalize_function): Likewise.
6743 (cgraph_expand_function): Likewise.
6744 (cgraph_remove_unreachable_nodes): Likewise.
6746 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6749 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6751 * c-decl.c (undeclared_variable): Take location as argument.
6752 * c-typeck.c (build_external_ref): Likewise.
6753 * c-parser.c (c_parser_postfix_expression): Pass location of
6754 identifier to build_external_ref.
6756 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6758 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6759 CCEQ mode for branch_positive_comparison_operator test.
6760 * config/rs6000/predicates (branch_comparison_operator): Revert to
6762 (scc_comparison_operator): Same.
6763 (branch_positive_comparison_operator): Same.
6765 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6767 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6768 (cris_delay_slots_for_epilogue): Remove.
6769 (save_last): Move into cris_target_asm_function_epilogue.
6770 (cris_target_asm_function_epilogue): Remove tests for file being
6772 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6773 (cris_delay_slots_for_epilogue): Remove prototypes.
6774 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6775 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6777 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6779 * config/rs6000/predicates.md (branch_comparison_operator): Change
6780 to define_special_predicate.
6781 (scc_comparison_operator): Same.
6782 (branch_positive_comparison_operator): Same.
6784 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6786 * Makefile.in (tree-ssa-sink.o): New.
6787 (OBJS-common): Add tree-ssa-sink.o.
6788 * common.opt: Add -ftree-sink
6789 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6790 * timevar.def (TV_TREE_SINK): new timevar.
6791 * tree-flow.h (is_hidden_global_store): Prototype.
6792 * tree-optimize.c (init_tree_optimization_passes): Add
6794 * tree-pass.h (pass_sink_code): New.
6795 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6796 for non-obvious global store store to is_hidden_global_store, and
6797 call that new function.
6798 * tree-ssa-sink.c: New file.
6799 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6800 * doc/passes.texi: Document forward store motion.
6801 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6802 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6803 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6804 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6806 2005-03-01 Per Bothner <per@bothner.com>
6808 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6809 and we have a non-zero column-number, add it to the message.
6810 Also factor out the diagnostic_kind_text.
6812 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6814 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6815 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6816 flow_loop_scan): Removed.
6817 (flow_loop_dump): Do not dump removed fields.
6818 (flow_loop_free): Do not free removed fields.
6819 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6820 (loop_exit_edge_p): New function.
6821 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6822 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6823 num_exits, exits_doms.
6824 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6825 LOOP_EDGES, LOOP_ALL): Removed.
6826 (flow_loop_scan): Declaration removed.
6827 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6828 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6830 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6831 (if_convert): Call flow_loops_find and flow_loops_free
6832 when calling mark_loop_exit_edges.
6833 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6834 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6835 free_dominance_info calls.
6836 * loop-init.c (flow_loops_find): Ditto.
6837 * passes.c (rest_of_handle_branch_prob): Ditto.
6838 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6839 * loop-unroll.c (analyze_insns_in_loop): Do not use
6841 * predict.c (predict_loops): Do not call flow_loop_scan.
6842 Use get_loop_exit_edges.
6843 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6844 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6845 Do not use EDGE_LOOP_EXIT.
6846 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6847 to bb_with_exit_edge_p.
6848 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6849 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6850 to bb_with_exit_edge_p.
6851 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6853 * tree-loop-linear.c (linear_transform_loops): Do not call
6854 flow_loop_scan. Use loop->single_exit.
6855 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6856 (vect_analyze_loop_form): Do not call flow_loop_scan.
6857 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6859 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6861 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6862 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6863 slpeel_tree_duplicate_loop_to_edge_cfg,
6864 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6865 Use loop_preheader_edge and loop->single_exit. Do not call
6868 2005-03-01 Nick Clifton <nickc@redhat.com>
6870 * config/arm/arm.c (thumb_find_work_register): Check all of the
6871 argument registers to see if they are free, and a couple of
6872 special cases where the last argument register but can be proved
6873 to be available during the function's prologue.
6874 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6875 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6876 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6878 (thumb_compute_save_reg_mask): Likewise. Also use
6879 thumb_find_work_register() to ensure that there is agreement about
6880 which work register is going to be used in the prologue.
6881 (thumb_output_function_prologue): Use unsigned long as the type
6882 for the register bit-mask. Also delay pushing the link register if
6883 other high registers are going to be pushed.
6884 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6885 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6886 redundant prototypes.
6888 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6891 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6892 and after reload in REG+REG indexed addresses without REG_POINTER
6893 set in the base and not set in the index.
6895 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6897 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6898 Don't undefine here.
6899 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6900 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6901 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6902 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6903 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6905 * config.gcc (sh*-*-linux*): Use config/linux.h.
6907 2005-02-28 Dale Johannesen <dalej@apple.com>
6908 Stan Shebs <shebs@apple.com>
6910 Rewrite of 64-bit Darwin structure-by-value pass/return.
6911 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6912 intoffset, use_stack, named.
6913 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6914 (rs6000_darwin64_record_arg_advance_flush): New.
6915 (rs6000_darwin64_record_arg_advance_recurse): New.
6916 (rs6000_darwin64_record_arg_flush): New.
6917 (rs6000_darwin64_record_arg_recurse): New.
6918 (rs6000_darwin64_record_arg): New.
6919 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6920 (function_arg_boundary): Handle 128-bit aligned structs.
6921 (function_arg_advance): Rewrite darwin64 struct handling.
6922 (function_arg): Call rs6000_darwin64_record_arg.
6923 (function_arg_partial_nregs): Handle darwin64 structs.
6924 (rs6000_darwin64_function_value): Remove.
6925 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6927 2005-02-28 Roger Sayle <roger@eyesopen.com>
6929 PR tree-optimization/20216
6930 * tree-chrec.c (tree_fold_factorial): Delete.
6931 (tree_fold_binomial): Change argument list to take a return type
6932 and change the type of K to unsigned int. Rewrite to avoid explicit
6933 evaluation of factorials, and (recursively) calling fold to perform
6934 compile-time arithmetic. Return NULL on (internal) overflow.
6935 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6936 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6937 if any intermediate calculation overflows.
6938 (chrec_apply): Update call to chrec_evaluate.
6940 2005-02-28 James E Wilson <wilson@specifixinc.com>
6942 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6944 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6947 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6948 instead of NULL_TREE on error.
6950 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6952 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6953 (EASY_VECTOR_15_ADD_SELF): Remove.
6954 (num_insns_constant_wide): Not static.
6955 (validate_condition_mode): Not static.
6956 (toc_relative_expr_p): Not static.
6957 (legitimate_indirect_address_p): Not static.
6958 (macho_lo_sum_memory_operand): Not static.
6959 (invalid_e500_subreg): Not static.
6960 (easy_vector_same): Not static.
6961 (easy_vector_splat_const): Not static.
6962 (RS6000_SYMBOL_REF_TLS_P): Remove.
6963 (any_operand): Delete.
6964 (any_parallel_operand): Delete.
6965 (count_register_operand): Delete.
6966 (altivec_register_operand): Delete.
6967 (xer_operand): Delete.
6968 (s8bit_cint_operand): Delete.
6969 (short_cint_operand): Delete.
6970 (u_short_cint_operand): Delete.
6971 (non_short_cint_operand): Delete.
6972 (exact_log2_cint_operand): Delete.
6973 (gpc_reg_operand): Delete.
6974 (cc_reg_operand): Delete.
6975 (cc_reg_not_cr0_operand): Delete.
6976 (reg_or_short_operand): Delete.
6977 (reg_or_neg_short_operand): Delete.
6978 (reg_or_aligned_short_operand): Delete.
6979 (reg_or_u_short_operand): Delete.
6980 (reg_or_cint_operand): Delete.
6981 (reg_or_arith_cint_operand): Delete.
6982 (reg_or_add_cint64_operand): Delete.
6983 (reg_or_sub_cint64_operand): Delete.
6984 (reg_or_logical_cint_operand): Delete.
6985 (got_operand): Delete.
6986 (got_no_const_operand): Delete.
6987 (easy_fp_constant): Delete.
6988 (easy_vector_constant): Delete.
6989 (easy_vector_constant_add_self): Delete.
6990 (zero_constant): Delete.
6991 (zero_fp_constant): Delete.
6992 (volatile_mem_operand): Delete.
6993 (offsettable_mem_operand): Delete.
6994 (mem_or_easy_const_operand): Delete.
6995 (add_operand): Delete.
6996 (non_add_cint_operand): Delete.
6997 (logical_operand): Delete.
6998 (non_logical_cint_operand): Delete.
6999 (mask_operand): Delete.
7000 (mask_operand_wrap): Delete.
7001 (mask64_operand): Delete.
7002 (mask64_2_operand): Delete.
7003 (and64_operand): Delete.
7004 (and64_2_operand): Delete.
7005 (and_operand): Delete.
7006 (reg_or_mem_operand): Delete.
7007 (lwa_operand): Delete.
7008 (symbol_ref_operand): Delete.
7009 (call_operand): Delete.
7010 (current_file_function_operand): Delete.
7011 (input_operand): Delete.
7012 (rs6000_nonimmediate_operand): Delete.
7013 (rs6000_tls_symbol_ref): Delete.
7014 (save_world_operation): Delete.
7015 (restore_world_operation): Delete.
7016 (load_multiple_operation): Delete.
7017 (store_multiple_operation): Delete.
7018 (vrsave_operation): Delete.
7019 (mfcr_operation): Delete.
7020 (mtcrf_operation): Delete.
7021 (lmw_operation): Delete.
7022 (stmw_operation): Delete.
7023 (branch_comparison_operator): Delete.
7024 (branch_positive_comparison_operator): Delete.
7025 (scc_comparison_operator): Delete.
7026 (trap_comparison_operator): Delete.
7027 (boolean_operator): Delete.
7028 (boolean_or_operator): Delete.
7029 (min_max_operator): Delete.
7030 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
7031 (EASY_VECTOR_15): Moved to here.
7032 (EASY_VECTOR_15_ADD_SELF): Move to here.
7033 (PREDICATE_CODES): Delete.
7034 * config/rs6000/rs6000-protos.h: Delete predicate functions.
7035 Declare functions no longer static.
7036 * config/rs6000/predicates.md: New.
7037 * config/rs6000/rs6000.md: Include predicates.md
7039 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
7041 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
7042 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
7044 * cfgrtl.c (need_fake_edge_p): Likewise.
7045 * combine.c (distribute_notes): Likewise.
7046 * emit-rtl.c (try_split): Likewise.
7047 * recog.c (peephole2_opimize): Likewise.
7048 * reg-notes.def (ALWAYS_RETURN): Remove.
7049 * rtl.h (LCT_ALWAYS_RETURN): Remove.
7050 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
7051 * tree.h (ECF_ALWAYS_RETURN): Remove.
7053 2005-02-28 Roger Sayle <roger@eyesopen.com>
7056 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
7057 between different machine modes is never a "useless" conversion.
7059 2005-02-28 Geert Bosch <bosch@gnat.com>
7062 * doc/contrib.texi: List contributors for Ada front end
7064 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7066 * simplify-rtx.c (simplify_unary_operation_1,
7067 simplify_const_unary_operation): New, extracted from...
7068 (simplify_unary_operation): ... this one.
7069 (simplify_binary_operation_1,
7070 simplify_const_binary_operation): New, extracted from...
7071 (simplify_binary_operation): ... this one.
7072 * rtl.h (simplify_const_unary_operation,
7073 simplify_const_binary_operation): Add prototypes.
7075 2005-02-28 Julian Brown <julian@codesourcery.com>
7077 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
7078 building libjava and caused PR regression/20228.
7080 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
7083 * Makefile.in (host_subdir): New.
7084 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
7085 * configure: Regenerate.
7087 2005-02-27 Zack Weinberg <zack@codesourcery.com>
7089 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
7090 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
7091 installation directory first.
7093 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
7096 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
7097 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
7098 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
7099 * config/cris/cris.md: Tweak comments referring to Q.
7100 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
7101 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
7102 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
7103 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
7104 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
7105 Insert spaces in constraints to align alternatives vertically for
7107 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
7110 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7112 PR rtl-optimization/17728
7113 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
7114 operand 0 from general_operand to move_dest_operand.
7116 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7118 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
7119 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
7120 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
7121 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
7123 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
7125 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
7126 * configure: Regenerate.
7127 * libada-mk.in: Remove CC; rename
7128 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
7130 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
7133 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
7134 for the lhs, also walk over the tree. Likewise for rhs.
7136 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
7138 * tree-ssa-dom.c (simple_iv_increment_p): New function.
7139 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
7140 Do not propagate value of iv before increment over the increment.
7142 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
7144 * c-parser.c: New file.
7145 * c-parse.in: Remove.
7146 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
7148 (c-parser.o): Add dependencies.
7149 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
7150 maintainer-clean, TAGS): Update.
7151 * c-config-lang.in (gtfiles): Update.
7152 * gengtype-lex.l: Don't handle "@@".
7153 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
7154 objc_build_synchronized, objc_begin_try_stmt,
7155 objc_begin_catch_clause, objc_finish_catch_clause,
7156 objc_build_finally_clause, objc_finish_try_stmt): New.
7157 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
7159 (c_parse_init): Update comment.
7160 * c-decl.c (c_init_decl_processing): Update comment.
7161 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
7162 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
7163 new c_declspecs members.
7165 2005-02-25 Julian Brown <julian@codesourcery.com>
7167 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7168 from being used for symbols with vague linkage when
7169 HAVE_GAS_COMDAT_GROUP is true.
7171 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7173 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
7175 2005-02-25 Steve Ellcey <sje@cup.hp.com>
7178 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
7179 (LIBGCC2_HAS_DF_MODE): New.
7180 (LIBGCC2_HAS_XF_MODE): New.
7181 (LIBGCC2_HAS_TF_MODE): New.
7182 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7183 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7184 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
7185 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
7186 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
7187 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
7188 and add _fixtfdi, _fixunstfdi, _floatditf
7189 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
7190 L_fixunstfdi, L_floatditf.
7191 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
7192 (LIBGCC2_HAS_TF_MODE): Define.
7194 2005-02-25 Diego Novillo <dnovillo@redhat.com>
7196 PR tree-optimization/20204
7197 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
7198 REWRITE_THIS_STMT markers on PHI nodes.
7199 (rewrite_initialize_block): Likewise.
7201 2005-02-25 Mark Mitchell <mark@codesourcery.com>
7203 * version.c (version_string): Update to 4.1.
7205 2005-02-25 Paolo Carlini <pcarlini@suse.de>
7207 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
7208 Clarify that the alternative way doesn't work in GNU C++.
7210 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7212 PR tree-optimization/19937
7213 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
7214 to the type of the induction variable.
7216 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
7218 PR rtl-optimization/20117
7219 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
7220 the block including noncopyable insn.
7222 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7224 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7225 calls to find_reg_note.
7227 2005-02-24 Richard Henderson <rth@redhat.com>
7230 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7233 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7235 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7236 vector types if to use base reg for misaligned non-word ld/std.
7238 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7241 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7242 dwarf2 label manually and put it after, not before the prologue.
7244 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7247 * reload.c (operands_match_p): Only increment register number for
7248 SCALAR_INT_MODE_P modes in multiple hard registers.
7250 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7253 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7255 * ChangeLog.5: Fix log message typo(s).
7256 * ChangeLog.7: Likewise.
7257 * ChangeLog.tree-ssa: Likewise.
7258 * cfgexpand.c: Fix comment typo(s).
7259 * conflict.c: Likewise.
7260 * defaults.h: Likewise.
7261 * dwarf2out.c: Likewise.
7263 * ggc-page.c: Likewise.
7264 * tree-eh.c: Likewise.
7265 * tree-ssa-dom.c: Likewise.
7267 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7270 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7271 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7272 if SHARED is defined.
7275 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7276 allow splitting only if operands 0 and 3 don't overlap.
7278 2005-02-24 Richard Henderson <rth@redhat.com>
7281 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7282 (fold_builtin_1): Call them.
7283 * fold-const.c (fold_complex_mult_parts): Split out from ...
7284 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7285 (fold_complex_div_parts, fold_complex_div): New.
7287 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7289 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7291 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7292 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7294 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7295 (print_node): Likewise.
7296 Print TYPE_SIZES_GIMPLIFIED.
7298 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7300 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7301 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7302 operands as commutative in constraints.
7304 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7306 * tree-into-ssa.c: Re-organize internal functions.
7308 2005-02-24 Richard Henderson <rth@redhat.com>
7311 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7313 * common.opt (fcx-limited-range): New.
7314 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7315 * toplev.c (flag_complex_method): Initialize to 1.
7316 (process_options): Set flag_complex_method to 0 if
7317 flag_cx_limited_range.
7318 * doc/invoke.texi (-fcx-limited-range): New.
7320 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7322 * cse.c (delete_trivially_dead_insns): Speed up by using
7323 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7326 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7328 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7329 functions when -mid-shared-library is being used.
7331 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7333 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7334 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7335 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7336 * system.h: Poison LINK_LIBGCC_SPECIAL.
7338 2005-02-23 James E Wilson <wilson@specifixinc.com>
7340 * gengtype.c (note_insn_name): Make 1 element larger.
7342 2005-02-23 Roger Sayle <roger@eyesopen.com>
7345 PR rtl-optimization/20097
7346 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7347 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7349 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7351 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7352 * t-aix52 (SHLIB_INSTALL): Same.
7354 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7356 * genpreds.c: Update copyright.
7358 2005-02-23 Michael Beach <michaelb@ieee.org>
7361 * config/sparc/t-elf (startup files): Assemble with CPP.
7363 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7365 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7366 (write_predicate_expr): Likewise.
7368 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7370 PR tree-optimization/20100
7371 PR tree-optimization/20115
7372 * tree-optimize.c (init_tree_optimization_passes): Remove
7373 pass_maybe_create_global_var.
7374 * tree-pass.h (pass_maybe_create_global_var): Remove.
7375 * tree-ssa-alias.c (aliases_computed_p): Declare.
7376 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7377 (count_calls_and_maybe_create_global_var): Remove.
7378 (pass_maybe_create_global_var): Remove.
7379 (init_alias_info): Do not declare aliases_computed_p.
7380 (maybe_create_global_var): If the function contains no
7381 call-clobbered variables and a mix of pure/const and regular
7382 function calls, create .GLOBAL_VAR.
7383 Mark all call-clobbered variables for renaming.
7384 (merge_pointed_to_info): Update comment.
7385 (add_pointed_to_var): Likewise.
7386 (is_escape_site): Likewise.
7387 Accept struct alias_info * instead of size_t *.
7389 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7391 * tree-ssa-operands.c (get_call_expr_operands): If
7392 ALIASES_COMPUTED_P is false, do not add call-clobbering
7394 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7395 (delete_tree_ssa): Likewise.
7397 2005-02-22 James E Wilson <wilson@specifixinc.com>
7399 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7400 (do_compile): Do call it here.
7402 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7404 PR rtl-optimization/20017.
7405 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7406 rest_of_handle_cse2, rest_of_handle_gcse): Call
7407 delete_dead_jumptables immediately before calling cleanup_cfg.
7409 2005-02-22 Devang Patel <dpatel@apple.com>
7412 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7415 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7417 * config/rs6000/aix.h (WINT_TYPE): Define.
7419 2005-02-22 Stan Shebs <shebs@apple.com>
7421 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7422 natural alignment for 64-bit Darwin.
7423 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7425 * doc/invoke.texi: Document this.
7427 2005-02-22 DJ Delorie <dj@redhat.com>
7429 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7430 to make_[un]signed_type, not the mode itself.
7432 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7434 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7435 not available. Use tail calls wherever possible.
7436 (make_edge): Call unchecked_make_edge to create an edge.
7438 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7439 (coalesce_ssa_name): Don't check for
7440 SSANORM_USE_COALESCE_LIST.
7441 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7443 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7445 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7446 (rewrite_into_ssa): ... here.
7448 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7450 PR tree-optimization/19786
7451 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7452 tag to another's may-alias bitmap when adding to the other's list.
7454 2005-02-21 DJ Delorie <dj@redhat.com>
7456 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7457 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7458 registers in unsupported ways.
7459 * expmed.c (init_expmed): Likewise.
7461 2005-02-21 Stan Cox <scox@redhat.com>
7463 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7465 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7467 * tree-cfg.c (fold_cond_expr_cond): New.
7468 (make_edges): Call fold_cond_expr_cond.
7469 (find_taken_edge): Accept nothing but INTEGER_CST.
7470 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7472 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7474 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7475 that do not belong to any basic block.
7477 2005-02-21 Jeff Law <law@redhat.com>
7479 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7482 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7484 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7485 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7486 Adjust their definitions.
7487 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7488 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7490 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7491 genautomata.c, langhooks.c, langhooks.h, system.h,
7492 config/arm/lib1funcs.asm: Update copyright.
7494 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7496 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7498 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7501 * doc/install.texi: Document --with-gc.
7503 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7505 * simplify-rtx.c (simplify_unary_operation): Add a missing
7508 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7510 PR tree-optimization/18663
7511 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7512 if the type has variable bounds.
7514 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7516 * gcse.c: Remove an obsolete comment.
7518 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7520 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7522 * doc/extend.texi (Function Attributes) <Attribute const>: The
7523 attribute "pure" is below this text, not above.
7525 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7527 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7528 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7529 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7531 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7534 * langhooks.h (struct lang_hooks): Add to_target_charset.
7535 * langhooks.c (lhd_to_target_charset): New function.
7536 * langhooks-def.h: Declare lhd_to_target_charset.
7537 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7538 (LANG_HOOKS_INITIALIZER): Update.
7539 * c-common.c (c_common_to_target_charset): New function.
7540 * c-common.h: Declare it.
7541 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7542 c_common_to_target_charset.
7544 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7545 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7547 * system.h: Poison them.
7548 * doc/tm.texi: Don't discuss them.
7549 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7550 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7551 (pp_c_char): Do not attempt to generate letter escapes for
7553 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7554 * config/mips/mips.c (mips_output_ascii): Likewise.
7556 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7558 PR tree-optimization/19951
7559 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7562 2005-02-19 Steven Bosscher <stevenb@suse.de>
7565 * function.h (struct function): New field `max_loop_depth'.
7566 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7567 (flow_loops_find): Reset the max loop depth count before finding loops.
7568 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7569 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7570 (calculate_global_regs_live): Make sure the loop will terminate
7571 when the initial sets are not empty.
7573 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7575 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7577 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7579 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7582 * doc/invoke.texi: Remove documentation of %M spec.
7584 (init_spec): Remove %M suffix from -lgcc_s.
7585 (do_spec_1): Remove 'M' case.
7586 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7587 to put shared libraries in the multilib directory. Remove the
7588 shlib_so_soname substitution variable. Don't add a multilib encoding
7589 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7590 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7591 SHLIB_INSTALL as well as SHLIB_LINK.
7592 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7593 (SHLIB_NAME): Delete.
7594 (SHLIB_DIR): New macro.
7595 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7596 (SHLIB_INSTALL): Adjust accordingly.
7597 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7598 * config/t-slibgcc-sld: Likewise.
7599 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7600 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7601 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7603 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7604 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7605 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7606 Use @shlib_base_name@ instead of @shlib_so_name@.
7607 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7608 and @shlib_base_name@.so in @multilib_dir@.
7609 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7610 to the install path.
7611 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7612 (SHLIB_LINK): Remove previous workaround.
7613 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7614 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7615 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7617 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7618 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7619 (SHLIB_INSTALL): Adjust accordingly.
7620 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7621 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7622 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7623 config/t-slibgcc-elf-ver.
7625 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7626 Jakub Jelinek <jakub@redhat.com>
7628 PR tree-optimization/19828
7629 * tree-ssa-loop-im.c: Add a TODO comment.
7630 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7631 without side-effects.
7633 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7635 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7638 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7640 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7641 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7642 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7644 (ia64_reorg): Delete fixup_errata call.
7645 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7646 (TARGET_SWITCHES): Delete -mb-step entry.
7648 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7651 * c-typeck.c (composite_type): Handle quals in transparent unions.
7652 (type_lists_compatible_p): Likewise.
7654 2005-02-18 Stan Shebs <shebs@apple.com>
7656 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7657 expressions in the .literal8 section.
7659 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7661 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7663 2005-02-18 Roger Sayle <roger@eyesopen.com>
7665 * fold-const.c (constant_boolean_node): Always create values of the
7666 specified type, don't bother calling truthvalue_conversion.
7668 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7670 * except.c (output_function_exception_table): Call
7671 assemble_external_libcall (eh_personality_libfunc).
7673 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7676 * config/ia64/ia64.h (struct machine_function): Add state_num.
7677 * config/ia64/ia64.c (process_epilogue,
7678 process_for_unwind_directive): Use new unwind state numbers each
7679 time rather than state 1.
7681 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7684 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7685 before the "*llgt_didi" pattern.
7687 2005-02-18 Jason Merrill <jason@redhat.com>
7689 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7691 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7693 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7694 (div0): Use it in place of ARM_FUNC_ALIAS.
7695 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7697 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7700 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7701 access, the lower bound of the array type if it exists.
7703 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7706 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7707 cases that are out-of-range for the index type.
7709 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7711 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7712 (estimate_case_costs): Don't call convert.
7713 * expmed.c (expand_shift): Likewise.
7714 (make_tree): Call fold_convert instead of convert.
7716 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7719 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7720 that ref to be marked MEM_READONLY_P doesn't have base that needs
7723 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7725 * genautomata.c (output_get_cpu_unit_code_func,
7726 output_cpu_unit_reservation_p): Don't generate old-style function
7729 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7732 PR tree-optimization/20009
7733 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7735 PR tree-optimization/18947
7736 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7737 inline, remove all nodes that are inlined into the extern inline
7740 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7742 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7743 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7744 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7745 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7748 2005-02-17 Roger Sayle <roger@eyesopen.com>
7750 PR tree-optimization/19917
7751 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7752 to be potentially trapping.
7754 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7756 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7758 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7760 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7761 tem becomes a local variable which is set to the value of the
7762 back end defined INITIAL_FRAME_ADDRESS macro.
7763 (expand_builtin_frame_address): Omit the base parameter to
7764 expand_builtin_return_addr.
7765 (expand_builtin_profile_func): Likewise.
7766 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7767 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7768 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7770 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7772 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7773 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7774 * config/frv/frv.c (frv_function_epilogue): Likewise.
7776 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7778 * lambda-code (perfect_nestify): Remove mark/unmark
7780 * tree-loop-linear.c (linear_transform_loops): Add
7781 rewrite_into_ssa call so that ssa is correct for
7782 rewriting into loop closed.
7784 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7786 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7787 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7789 * bt-load.c (btr_def_live_range, combine_btr_defs,
7790 migrate_btr_def, migrate_btr_defs): Likewise.
7791 * cfgcleanup.c (thread_jump): Likewise.
7792 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7793 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7794 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7795 df_rd_local_compute, df_reg_info_compute): Likewise.
7796 * dominance.c (init_dom_info, free_dom_info): Likewise.
7797 * flow.c (init_propagate_block_info,
7798 free_propagate_block_info): Likewise.
7799 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7800 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7801 modify_reg_pav): Likewise.
7802 * loop-invariant.c (find_defs, find_invariant_insn,
7803 find_invariants, free_inv_motion_data): Likewise.
7804 * predict.c (tree_predict_by_opcode,
7805 estimate_bb_frequencies): Likewise.
7806 * stmt.c (expand_case): Likewise.
7807 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7808 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7809 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7810 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7811 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7812 rewrite_ssa_into_ssa): Likewise.
7813 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7814 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7815 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7816 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7817 * tree-sra.c (tree_sra): Likewise.
7818 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7819 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7820 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7821 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7822 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7823 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7825 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7826 calculate_live_on_entry, calculate_live_on_exit,
7827 build_tree_conflict_graph): Likewise.
7828 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7829 record_important_candidates, set_use_iv_cost, find_depends,
7830 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7831 tree_ssa_iv_optimize_finalize): Likewise.
7832 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7833 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7834 tree_duplicate_loop_to_header_edge): Likewise.
7835 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7836 * tree-ssa.c (verify_flow_insensitive_alias_info,
7837 verify_name_tags, verify_ssa, init_tree_ssa,
7838 delete_tree_ssa): Likewise.
7839 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7840 fini_ssanames): Likewise.
7841 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7843 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7845 * config/rs6000/t-rtems: Completely reworked.
7847 2005-02-17 Ira Rosen <irar@il.ibm.com>
7849 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7851 2005-02-17 Ira Rosen <irar@il.ibm.com>
7853 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7854 POINTER_TYPE_P when checking that type is a pointer.
7855 (vect_get_memtag): Remove.
7856 (vect_address_analysis): Use POINTER_TYPE_P. Call
7857 vect_object_analysis with dummy parameter for memtag.
7858 (vect_object_analysis): Extract memtag (functionality that
7859 used to be in vect_get_memtag and moved here). Fix printings.
7860 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7861 with correct parameters. Remove call to vect_get_memtag.
7863 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7865 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7866 (tree-vectorizer.o): Added missing dependencies.
7868 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7870 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7871 declaration in tree-vectorizer.c, now has an extern declaration in
7873 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7874 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7875 get_vectype_for_scalar_type, vect_is_simple_use,
7876 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7877 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7878 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7879 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7880 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7881 find_loop_location): Likewise.
7883 * tree-vectorizer.c (langhooks.h): #include removed.
7884 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7885 moved to tree-vectorized.h.
7886 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7887 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7888 get_vectype_for_scalar_type, vect_is_simple_use,
7889 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7890 vect_supportable_dr_alignment, new_loop_vec_info,
7891 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7892 vect_set_verbosity_level, find_loop_location): Likewise.
7894 (vect_analyze_loop): Function externalized. Declaration moved to
7895 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7896 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7897 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7898 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7899 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7900 vect_enhance_data_refs_alignment, vect_analyze_operations,
7901 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7902 vect_stmt_relevant_p, vect_get_loop_niters,
7903 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7904 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7905 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7906 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7907 vect_get_memtag): Likewise.
7909 (vectorizable_load): Function externalized. Declaration moved to
7910 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7911 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7912 vect_transform_loop): Likewise.
7913 (vect_transform_stmt): Moved to tree-vect-transform.c.
7914 (vect_align_data_ref, vect_create_destination_var,
7915 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7916 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7917 vect_get_vec_def_for_operand, vect_init_vector,
7918 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7919 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7920 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7921 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7922 vect_do_peeling_for_loop_bound): Likewise.
7924 * tree-vect-analyze.c: New file.
7925 * tree-vect-transform.c: New file.
7927 2005-02-17 Jason Merrill <jason@redhat.com>
7929 PR mudflap/19319, c++/19317
7930 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7933 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7935 * doc/install.texi (Specific): Update link for Darwin-specific
7938 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7940 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7941 constant_boolean_node.
7943 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7946 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7947 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7949 2005-02-16 Richard Henderson <rth@redhat.com>
7952 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7954 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7955 replace uses with Wtype_MAXp1_F.
7956 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7957 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7958 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7959 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7960 and HAVE_TFMODE as appropriate.
7961 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7962 (__floatdisf): Likewise.
7963 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7964 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7965 (Wtype_MAXp1_F): New.
7966 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7967 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7969 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7972 * arm.c (arm_apply_result_size): New function.
7973 * arm.h (APPLY_RESULT_SIZE): Define.
7974 * arm-protos.h (arm_apply_result_size): Add prototype.
7975 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7976 (movxf): New expand.
7977 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7978 (call_value_symbol): Remove predicate for operand 0.
7979 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7980 (untyped_call): Rework to correclty return values for any type.
7981 (untyped_return): New expand.
7982 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7984 2005-02-16 Stan Shebs <shebs@apple.com>
7986 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7987 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7989 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7991 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7992 configure settings on Solaris 7 and later.
7994 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7996 PR tree-optimization/19865
7997 * tree-optimize.c (init_tree_optimization_passes): Run
7998 pass_may_alias after pass_sra.
8000 2005-02-16 Richard Henderson <rth@redhat.com>
8001 Stuart Hastings <stuart@apple.com>
8004 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
8005 Do nothing if debug info suppressed for this function.
8006 (dbxout_begin_function): Early exit if debug info suppressed for
8009 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
8012 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
8014 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8016 PR tree-optimization/19967
8017 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
8018 expand_builtin_strchr, expand_builtin_strrchr): Take a new
8019 argument TYPE. Adjust calls to fold_builtin_XXX.
8020 (expand_builtin, fold_builtin_1): Adjust calls to
8022 (fold_builtin_strchr, fold_builtin_strpbrk,
8023 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
8024 result to a requested type TYPE.
8026 2005-02-16 Jakub Jelinek <jakub@redhat.com>
8029 * fold-const.c (fold): Don't optimize (T)(x & cst) to
8030 (T)x & (T)cst if (T)cst overflows.
8031 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
8032 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
8034 2005-02-15 Jeff Law <law@redhat.com>
8036 * gcse.c (blocks_with_calls): New bitmap.
8037 (alloc_gcse_mem): Allocate it.
8038 (free_gcse_mem): Free it.
8039 (clear_modifY_mem_tables): Clear it.
8040 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
8041 when we encounter CALL_INSNs.
8042 (compute_transp, case MEM): Handle blocks with calls separate
8043 from blocks without calls. Use bitmap iterators rather than
8046 2005-02-15 Peter O'Gorman <peter@pogma.com>
8049 * mklibgcc.in (vis_hide): Use a temporary object file, not
8052 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
8055 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
8056 access optimization.
8058 2005-02-15 David Edelsohn <edelsohn@gnu.org>
8059 Alan Modra <amodra@bigpond.net.au>
8062 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
8063 (_xlqsub): Rename to __gcc_qsub.
8064 (_xlqmul): Rename to __gcc_qmul.
8065 (_xlqdiv): Rename to __gcc_qdiv.
8066 Provide versioned symbol aliases with old names.
8067 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
8068 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
8069 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
8070 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
8071 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
8073 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8075 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
8076 Fold ~(A - 1) and ~(A + -1) to -A.
8078 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
8082 * config/host-linux.c (linux_gt_pch_use_address): Copy from
8083 config/pa/pa-host.c:pa_gt_pch_use_address.
8085 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
8087 * tree-vn.c (get_value_handle): Make sure that given an
8088 is_gimple_min_invariant expression, we always return it.
8090 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8092 * passes.c (rest_of_handle_gcse): Fix a comment.
8094 2005-02-15 Jeff Law <law@redhat.com>
8096 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
8098 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
8099 (canon_list_insert, record_last_mem_set_info): Similarly.
8100 (clear_modify_mem_tables): Similarly.
8102 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
8104 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
8105 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
8106 config/mips/mips.md, config/rs6000/aix.h,
8107 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8109 2005-02-15 Richard Henderson <rth@redhat.com>
8111 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
8112 call to be best_edge.
8114 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8116 * basic-block.h: Adjust the prototype for find_basic_blocks.
8117 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
8118 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
8121 * flow.c (recompute_reg_usage): Remove all arguments.
8122 * passes.c (rest_of_compilation): Adjust the call to
8123 recompute_reg_usage.
8124 * rtl.h: Adjust the prototype for recompute_reg_usage.
8126 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
8128 * tree-dump.c (dump_files): Update to reflect new member
8130 (dump_register): Add new argument.
8132 (dump_switch_p_1): Check against glob name if doglob was passed.
8133 (dump_switch_p): Check against regular first, then glob if
8134 we didn't have any hits on the dump name.
8135 * tree-optimize.c (register_one_dump_file):
8136 Pass in glob name as well.
8137 * tree-pass.h (struct dump_file_info): Add glob
8140 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
8142 PR preprocessor/16323
8143 * doc/invoke.texi: Document that -Wendif-labels is on by default.
8145 2005-02-14 David Edelsohn <edelsohn@gnu.org>
8148 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
8149 (trunctfdf2_internal1): New.
8150 (trunctfdf2_internal2): Renamed from trunctfdf2.
8152 2005-02-14 Diego Novillo <dnovillo@redhat.com>
8154 PR tree-optimization/19853
8155 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
8157 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8159 * passes.c (rest_of_handle_loop_optimize): Remove calls to
8160 delete_dead_jumptables and cleanup_cfg.
8162 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8164 * reload.c (find_reloads): Swap address_reloaded flags when
8165 swapping commutative operands.
8167 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
8169 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
8170 Use standard_iv_increment_position for computing the bsi position
8172 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
8175 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
8178 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
8179 life range of hard registers.
8180 * value-prof.c (insn_prefetch_values_to_profile): Only
8183 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
8184 profile in libcalls.
8186 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
8188 * bitmap.h (bitmap_and_compl_into): Return bool.
8189 * bitmap.c (bitmap_and_compl_into): Return changed flag.
8191 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8193 PR tree-optimization/19944
8194 * fold-const.c (fold): Re-add ABS_EXPR folding.
8196 2005-02-13 David Edelsohn <edelsohn@gnu.org>
8199 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
8200 {TARGET,MASK}_XL_COMPAT.
8201 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
8203 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
8204 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
8206 (rs6000_arg_partial_bytes): Same.
8207 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
8208 and XL compatibility enabled.
8209 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
8210 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
8211 test to final condition.
8212 (cmptf_internal2): New.
8213 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
8214 xl-compat. Add TFmode information to description.
8216 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
8218 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
8220 2005-02-13 Jason Merrill <jason@redhat.com>
8223 * fold-const.c (fold_indirect_ref_1): Split out from...
8224 (build_fold_indirect_ref): Here.
8225 (fold_indirect_ref): New fn.
8226 * tree.h: Declare it.
8227 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8228 (gimplify_modify_expr_rhs): Likewise.
8229 (gimplify_expr): Likewise.
8231 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8233 PR tree-optimization/14303
8234 PR tree-optimization/15784
8235 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8236 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8237 ABS_EXPR<x> != 0 to x != 0.
8239 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8241 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8242 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8243 spelling conventions.
8245 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8246 delete_trivially_dead_insns too many times.
8248 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8251 2005-02-12 Ira Rosen <irar@il.ibm.com>
8253 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8254 (vect_is_simple_iv_evolution): Remove redundant parameter
8256 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8257 without last parameter.
8258 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8259 Return pointer step. Call vect_is_simple_iv_evolution without
8260 last parameter. Check only that the step is multiple of size
8261 type. Remove stmt_vinfo updates.
8262 (vect_get_memtag_and_dr): Remove.
8263 (vect_get_memtag): New function.
8264 (vect_address_analysis): New function.
8265 (vect_object_analysis): New function.
8266 (vect_analyze_data_refs): Call vect_object_analysis and
8267 vect_get_memtag. Update stmt_vinfo fields.
8269 2005-02-12 Ira Rosen <irar@il.ibm.com>
8271 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8272 exist and are objects. Remove checks for pointer.
8273 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8274 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8275 (vect_create_data_ref_ptr): Likewise.
8276 (vect_base_addr_differ_p): New function.
8277 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8278 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8279 Don't set the DR_BASE_NAME field of data-ref.
8280 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8282 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8284 * optabs.h (enum optab_index): Add new OTI_ldexp.
8285 (ldexp_optab): Define corresponding macro.
8286 * optabs.c (init_optabs): Initialize ldexp_optab.
8287 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8289 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8291 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8292 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8294 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8295 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8298 2005-02-12 Ira Rosen <irar@il.ibm.com>
8300 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8302 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8304 (vect_get_base_and_offset): Always return an address.
8305 (vect_create_addr_base_for_vector_ref): Remove treatment for
8306 different data reference types.
8307 (vect_compute_data_ref_alignment): Rename base to base_address in
8308 stmt_vec_info. Get the object in order to force its alignment.
8309 (vect_get_memtag_and_dr): Rename base to base_address in
8310 stmt_vec_info. Extract the object for memtag analysis.
8312 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8314 PR regression/19898.
8315 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8316 changes cc_status, use apply modified_in_p to part of cc_status
8317 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8320 2005-02-11 Richard Henderson <rth@redhat.com>
8322 * tree-complex.c (expand_complex_libcall): New.
8323 (expand_complex_multiplication): Use it for c99 compliance.
8324 (expand_complex_division): Likewise.
8325 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8327 * builtins.c (built_in_names): Remove const.
8328 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8330 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8331 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8332 (built_in_names): Remove const.
8333 * c-common.c (c_common_type_for_mode): Handle complex modes.
8334 * flags.h, toplev.c (flag_complex_method): Rename from
8335 flag_complex_divide_method.
8336 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8337 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8338 * libgcc2.h: Declare them.
8339 * libgcc-std.ver: Export them.
8340 * mklibgcc.in (lib2funcs): Build them.
8342 2005-02-11 Steven Bosscher <stevenb@suse.de>
8344 PR tree-optimization/19876
8345 Partially revert my change from 2005-01-14
8346 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8347 (compute_antic): ...and remove the loop here.
8349 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8352 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8353 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8355 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8356 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8358 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8360 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8361 offsets for the big-endian 32-bit case.
8363 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8365 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8367 2005-02-11 Dale Johannesen <dalej@apple.com>
8369 * cselib.c (cselib_process_insn): Clear out regs where
8370 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8371 * reload.c (find_equiv_reg): Ditto.
8373 2005-02-11 Ian Lance Taylor <ian@airs.com>
8375 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8378 * tree.c (build_function_type_list): Work correctly if there are
8381 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8383 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8384 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8385 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8386 TARGET_ZARCH instead of TARGET_64BIT.
8388 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8390 * config/rs6000/t-rtems:
8391 (MULTILIB_OPTIONS): Remove mcpu=602.
8392 (MUTLILIB_DIRNAMES): Remove m602.
8393 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8394 Let mcpu=602 match mcpu=603.
8395 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8397 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8399 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8402 2005-02-10 David Daney <ddaney@avtrex.com>
8404 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8405 * config/i386/linux-unwind.h: Likewise.
8406 * config/ia64/linux-unwind.h: Likewise.
8407 * config/mips/linux-unwind.h: Likewise.
8408 * config/pa/linux-unwind.h: Likewise.
8409 * config/rs6000/linux-unwind.h: Likewise.
8410 * config/s390/linux-unwind.h: Likewise.
8411 * config/sh/linux-unwind.h: Likewise.
8412 * config/sparc/linux-unwind.h: Likewise.
8414 2005-02-10 Steven Bosscher <stevenb@suse.de>
8416 PR tree-optimization/17549
8417 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8418 TER to replace a DEF with its expression if the DEF and the
8419 rhs of the expression we replace into have the same root
8422 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8424 * config/mips/mips.md: Fix the placement of the match_scratch in the
8427 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8429 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8432 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8434 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8435 (strip_offset): Handle addresses.
8436 (add_address_candidates): Use strip_offset.
8437 (difference_cost): Reflect strip_offset change.
8438 (force_var_cost, difference_cost): Strip nops.
8440 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8442 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8444 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8445 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8446 config/cris/cris-protos.h, config/cris/cris.c: Update
8449 2005-02-10 Jeff Law <law@redhat.com>
8451 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8452 (lookup_avail_expr): Similarly.
8454 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8456 * builtins.c (fold_builtin_powi): New function.
8457 (fold_builtin_1): Call it.
8459 2005-02-10 Steven Bosscher <stevenb@suse.de>
8461 PR documentation/19309
8462 * doc/cpp.texi: The __GNUC__ and related predefined macros
8463 are also defined for the "standalone" cpp.
8464 Some non-GCC compilers may also define __GNUC__.
8466 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8469 * c-typeck.c (common_type): New routine. Old common_type renamed
8471 (c_common_type): ...this.
8472 (build_conditional_expr, build_binary_op): Use c_common_type instead
8475 2005-02-10 Steven Bosscher <stevenb@suse.de>
8477 * doc/md.texi: Replace @samp{length} with @code{length}.
8479 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8481 PR tree-optimization/18687
8482 * tree-flow.h (find_loop_niter): Declare.
8483 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8484 Try using scev even for loops with more than one exit.
8485 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8486 (struct ivopts_data): Added niters field.
8487 (struct nfe_cache_elt): New.
8488 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8490 (tree_ssa_iv_optimize_init): Initialize niters cache.
8491 (determine_number_of_iterations): Removed.
8492 (find_induction_variables): Do not call determine_number_of_iterations.
8493 Access niters for single exit through niter_for_single_dom_exit.
8494 (add_iv_outer_candidates): Access niters for single exit through
8495 niter_for_single_dom_exit.
8496 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8497 number_of_iterations_cond.
8498 (iv_period): New function.
8499 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8500 (may_replace_final_value): Take data argument. Use
8501 niter_for_single_dom_exit.
8502 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8503 (rewrite_use_compare): Pass data to may_eliminate_iv.
8504 (rewrite_use_outer): Pass data to may_replace_final_value.
8505 (free_loop_data): Clean up the niters cache.
8506 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8507 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8508 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8509 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8510 (num_ending_zeros): Moved to tree.c.
8511 * tree.h (num_ending_zeros): Declare.
8512 * tree.c (num_ending_zeros): Moved from tree.c.
8514 2005-02-09 Richard Henderson <rth@redhat.com>
8516 * builtins.c (DEF_BUILTIN): Add COND argument.
8517 * tree.h (DEF_BUILTIN): Likewise.
8518 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8519 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8521 (DEF_BUILTIN_STUB): New.
8522 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8523 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8524 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8525 * c-common.c (DEF_BUILTIN): Add COND argument.
8526 * tree.c (local_define_builtin): New.
8527 (build_common_builtin_nodes): New.
8529 2005-02-09 Roger Sayle <roger@eyesopen.com>
8531 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8532 floating point expression ignoring the sign of the result.
8533 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8534 (fold) <MULT_EXPR>: Use it to simplify x*x.
8535 * tree.h (fold_strip_sign_ops): Prototype here.
8536 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8537 argument. Use fold_strip_sign_ops to simplify the first argument.
8538 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8539 first argument when the second argument is an even integer
8540 constant, but only with -funsafe_math_optimizations.
8541 (fold_builtin_1): Update call to fold_builtin_copysign.
8543 2005-02-09 Ian Lance Taylor <ian@airs.com>
8546 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8547 just check whether EH_FILTER_FAILURE falls through.
8549 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8551 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8552 insns return to ready list in the next turn.
8554 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8557 * builtins.def: New __builtin_powi[lf].
8558 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8559 (expand_builtin_powi): New function.
8560 (expand_builtin): Dispatch to expand_builtin_powi.
8561 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8562 * libgcc2.c: Add __builtin_powi[lf] implementation.
8563 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8564 * optabs.h: Add powi_optab.
8565 * optabs.c (init_optabs): Initialize powi_optab.
8566 * doc/extend.texi: Document __builtin_powi[lf].
8568 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8570 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8573 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8576 * fold-const.c (try_move_mult_to_index): Remove redundant
8577 type argument. Create ADDR_EXPR with correct type.
8578 (fold): Update callers of try_move_mult_to_index. Convert
8579 result to the appropriate type.
8581 2005-02-09 Roger Sayle <roger@eyesopen.com>
8584 * config/avr/avr.c (default_rtx_costs): Delete.
8585 (avr_operand_rtx_cost): New function.
8586 (avr_rtx_costs): Completely rewrite.
8588 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8591 * config/cris/cris.c (in_code): New variable.
8592 (cris_output_addr_const): Now a static function, a wrapper for
8594 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8595 case from old cris_output_addr_const.
8596 (cris_asm_output_label_ref): Similar for LABEL_REF.
8597 (cris_output_addr_const_extra): Similar for UNSPEC.
8598 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8599 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8600 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8602 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8603 (cris_asm_output_label_ref): Declare.
8605 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8607 PR preprocessor/19801
8608 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8609 filenames that changed when libcpp was moved to the toplevel.
8611 2005-02-07 Roger Sayle <roger@eyesopen.com>
8613 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8614 zero extensions of BImode operands. Call lowpart_subreg instead
8615 of gen_lowpart_common and gen_lowpart_SUBREG.
8617 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8620 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8621 * configure.ac: Set cc_for_cross_gnattools.
8622 * configure: Regenerate.
8624 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8627 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8629 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8632 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8633 of nested functions.
8635 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8637 * doc/extend.texi: Document deprecated extensions allowing
8638 static floating-point members to have initializers and allowing
8639 floating-point literals in integral constant expressions.
8641 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8643 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8644 config/darwin7.h, config/mips/mips.c,
8645 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8648 * cse.c: Update comments.
8650 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8653 * builtins.c (fold_builtin_sqrt): Transform
8654 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8657 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8658 Dorit Naishlos <dorit@il.ibm.com>
8660 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8661 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8662 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8664 * tree.h (vect_set_verbosity_level): New extern function declaration
8666 * tree-vectorizer.h (verbosity_levels): New enum type.
8667 * tree-vectorizer.c (vect_debug_stats): Function removed.
8668 (vect_debug_details): Likewise.
8669 (vect_verbosity_level): Global variable was defined and initialized.
8670 (vect_dump): Global variable definition.
8671 (vect_print_dump_info): New function.
8672 (vect_set_dump_settings): New function.
8673 (vect_set_verbosity_level): New function.
8674 (vectorize_loops): Add call to vect_set_dump_settings.
8676 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8677 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8678 (slpeel_tree_peel_loop_to_edge): Likewise.
8680 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8681 appropriate verbosity level instead of call to vect_debug_details
8682 or vect_debug_stats.
8683 (vect_get_base_and_offset):
8684 (vect_create_addr_base_for_vector_ref):
8685 (get_vectype_for_scalar_type):
8686 (vect_create_data_ref_ptr):
8688 (vect_get_vec_def_for_operand):
8689 (vect_finish_stmt_generation):
8690 (vectorizable_assignment):
8691 (vectorizable_operation):
8692 (vectorizable_store):
8693 (vectorizable_load):
8694 (vect_transform_stmt):
8695 (vect_update_ivs_after_vectorizer):
8696 (vect_do_peeling_for_loop_bound):
8697 (vect_update_inits_of_drs):
8698 (vect_do_peeling_for_alignment):
8699 (vect_transform_loop):
8700 (vect_is_simple_use):
8701 (vect_analyze_operations):
8702 (vect_is_simple_iv_evolution):
8703 (vect_analyze_scalar_cycles):
8704 (vect_analyze_data_ref_dependence):
8705 (vect_analyze_data_ref_dependences):
8706 (vect_compute_data_ref_alignment):
8707 (vect_enhance_data_refs_alignment):
8708 (vect_analyze_data_refs_alignment):
8709 (vect_analyze_data_ref_access):
8710 (vect_analyze_data_ref_accesses):
8711 (vect_analyze_pointer_ref_access):
8712 (vect_get_memtag_and_dr):
8713 (vect_analyze_data_refs):
8714 (vect_mark_relevant):
8715 (vect_stmt_relevant_p):
8716 (vect_mark_stmts_to_be_vectorized):
8717 (vect_can_advance_ivs_p):
8718 (vect_get_loop_niters):
8719 (vect_analyze_loop_form):
8720 (vect_analyze_loop):
8721 (vectorize_loops): Likewise.
8723 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8724 (vect_update_inits_of_drs):
8725 (vect_do_peeling_for_alignment):
8726 (vect_transform_loop):
8727 (vect_analyze_operations):
8728 (vect_analyze_scalar_cycles):
8729 (vect_analyze_data_ref_dependences):
8730 (vect_analyze_data_refs_alignment):
8731 (vect_analyze_data_ref_accesses):
8732 (vect_analyze_data_refs):
8733 (vect_mark_stmts_to_be_vectorized):
8734 (vect_get_loop_niters):
8735 (vect_analyze_loop_form):
8736 (vect_analyze_loop): Likewise.
8737 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8739 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8743 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8744 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8745 either -ffast-math or -funsafe-math-optimizations is in use.
8747 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8748 * config/mips/irix-csr.c: New file.
8749 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8750 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8751 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8754 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8756 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8757 redundant, incorrect definitions.
8759 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8761 ("*tls_indirect_call"): New, reference hard regs directly.
8762 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8764 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8766 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8767 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8769 2005-02-06 Roger Sayle <roger@eyesopen.com>
8771 PR rtl-optimization/19800
8772 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8773 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8776 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8778 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8780 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8783 * doc/invoke.texi: Correct documentation of -freorder-functions.
8785 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8788 * doc/invoke.texi: Don't mention gccbug.
8790 2005-02-06 Roger Sayle <roger@eyesopen.com>
8791 Andrew Pinski <pinskia@physics.uc.edu>
8792 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8794 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8795 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8796 into just (zero_extract:SI FOO (const_int 1) BAR).
8798 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8800 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8801 macro locally. Don't give last revision date. Use GCC version
8802 number from gcc-common.texi.
8803 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8804 revision date. Use GCC version number from gcc-common.texi.
8805 Describe being a library as current state rather than as 3.x
8807 * doc/gcc.texi: Remove last update date.
8808 * doc/gccint.texi: Likewise. Update copyright dates.
8809 * doc/install.texi: Update copyright dates.
8811 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8814 * doc/invoke.texi: Mention for each option included in -Wall that
8815 it is included in -Wall.
8816 * doc/gcc.texi: Update copyright and last modification date.
8818 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8820 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8821 unnecessary cast to original induction variable increments.
8823 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8825 PR tree-optimization/18219
8826 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8827 in distributed form.
8829 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8831 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8832 Set bitpos and offset later in the function. Do nothing if the
8833 target is a register and if the bitfield lies completely outside
8835 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8836 here. Return an uninitialised register if the source value is stored
8837 in a register and the bitfield lies completely outside that register.
8839 2005-02-06 Steven Bosscher <stevenb@suse.de>
8841 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8844 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8846 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8848 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8850 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8851 * config/darwin8.h: New.
8852 * config/darwin7.h: Update comment.
8854 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8855 Dorit Naishlos <dorit@il.ibm.com>
8857 * tree-vectorizer.h (LOC): New type.
8858 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8859 (loop_line_number): New field in struct _loop_vec_info.
8860 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8862 * tree-vectorizer.c (input.h): Included.
8863 (find_loop_location): New function.
8864 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8865 loop line number removed.
8866 (vect_debug_details): Likewise.
8867 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8869 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8870 call to vect_debug_details/stats changed from loop to loop_loc.
8871 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8872 (slpeel_tree_peel_loop_to_edge): Likewise.
8874 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8875 changed from NULL to UNKNOWN_LOC.
8876 (vect_get_base_and_offset):
8877 (vect_create_addr_base_for_vector_ref):
8878 (get_vectype_for_scalar_type):
8879 (vect_create_data_ref_ptr):
8881 (vect_get_vec_def_for_operand):
8882 (vect_finish_stmt_generation):
8883 (vectorizable_assignment):
8884 (vectorizable_operation):
8885 (vectorizable_store):
8886 (vectorizable_load):
8887 (vect_transform_stmt):
8888 (vect_update_ivs_after_vectorizer):
8889 (vect_do_peeling_for_loop_bound):
8890 (vect_do_peeling_for_alignment):
8891 (vect_transform_loop):
8892 (vect_is_simple_use):
8893 (vect_analyze_operations):
8894 (vect_is_simple_iv_evolution):
8895 (vect_analyze_scalar_cycles):
8896 (vect_analyze_data_ref_dependences):
8897 (vect_compute_data_ref_alignment):
8898 (vect_enhance_data_refs_alignment):
8899 (vect_analyze_data_ref_access):
8900 (vect_analyze_data_ref_accesses):
8901 (vect_analyze_pointer_ref_access):
8902 (vect_get_memtag_and_dr):
8903 (vect_analyze_data_refs):
8904 (vect_mark_relevant):
8905 (vect_stmt_relevant_p):
8906 (vect_mark_stmts_to_be_vectorized):
8907 (vect_can_advance_ivs_p):
8908 (vect_get_loop_niters):
8909 (vect_analyze_loop):
8910 (vectorize_loops): Likewise.
8912 (vectorizable_load): Argument in call to vect_debug_details/stats
8913 changed from loop to LOOP_LOC (loop_vinfo).
8914 (vect_transform_loop):
8915 (vect_analyze_operations):
8916 (vect_analyze_scalar_cycles):
8917 (vect_analyze_data_ref_dependence):
8918 (vect_enhance_data_refs_alignment):
8919 (vect_analyze_data_ref_accesses):
8920 (vect_analyze_pointer_ref_access):
8921 (vect_analyze_data_refs):
8922 (vect_analyze_loop): Likewise.
8924 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8925 changed from loop to loop_loc.
8927 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8929 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8930 Dorit Naishlos <dorit@il.ibm.com>
8932 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8934 (vect_analyze_data_ref_dependences): Likewise.
8936 (vect_is_simple_use): Argument changed from loop structure to
8937 loop_vect_info structure.
8938 (vect_can_advance_ivs_p): Likewise.
8939 (vect_create_index_for_vector_ref): Likewise.
8940 (vect_update_ivs_after_vectorizer): Likewise.
8941 (new_stmt_vec_info): Likewise.
8943 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8944 changed from loop to loop_vinfo.
8945 (vect_create_data_ref_ptr): First argument in call to
8946 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8947 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8948 was changed from loop to loop_vinfo.
8949 (vectorizable_operation): Likewise.
8950 (vectorizable_store): Likewise.
8951 (vect_mark_stmts_to_be_vectorized): Likewise.
8952 (vect_do_peeling_for_loop_bound): First argument in call to
8953 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8954 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8955 was changed from loop to loop_vinfo.
8956 (vect_analyze_data_ref_dependences): Third argument in call to
8957 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8959 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8960 (vect_create_data_ref_ptr): Likewise.
8961 (vect_init_vector): Likewise.
8962 (vect_get_vec_def_for_operand): Likewise.
8963 (vectorizable_assignment): Likewise.
8964 (vectorizable_operation): Likewise.
8965 (vectorizable_store): Likewise.
8966 (vectorizable_load): Likewise.
8967 (vect_update_ivs_after_vectorizer): Likewise.
8968 (vect_is_simple_use): Likewise.
8969 (vect_analyze_data_ref_dependence): Likewise.
8970 (vect_analyze_pointer_ref_access): Likewise.
8971 (vect_can_advance_ivs_p): Likewise.
8973 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8974 before _stmt_vec_info.
8975 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8976 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8977 (new_stmt_vec_info): Argument changed from loop structure to
8978 loop_vect_info structure
8980 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8981 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8982 (vect_create_addr_base_for_vector_ref): Likewise.
8983 (vect_analyze_pointer_ref_access): Likewise.
8985 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8988 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8989 phi flag if the phi is abnormal.
8991 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8994 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8995 information for the new statement.
8997 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9000 * gcc.c (main): Include the target in -v output.
9002 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
9004 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
9005 Do not drop the extend if we'd have to add a paradoxical subreg
9006 later. Include optabs.h and insn-codes.h.
9007 * Makefile.in (combine.o): Depend on $(OPTABS_H).
9009 2005-02-02 Roger Sayle <roger@eyesopen.com>
9012 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
9013 * fold-const.c (const_binop): Avoid constant folding floating
9014 point operations in modes that use composite representations.
9015 * simplify-rtx.c (simplify_binary_operation): Likewise.
9017 2005-02-02 Geoffrey Keating <geoffk@apple.com>
9019 * config/rs6000/altivec.md (altivec_dst): Make the first operand
9021 (altivec_dstt): Likewise.
9022 (altivec_dstst): Likewise.
9023 (altivec_dststt): Likewise.
9024 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
9027 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9029 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
9030 EXPR_LOCUS from orig_cond to the new cond_stmt.
9031 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
9034 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9036 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
9037 standard_iv_increment_position. Remove call to bsi_next
9038 (no need to bump the iterator anymore).
9039 (vect_create_index_for_vector_ref): Call
9040 standard_iv_increment_position. Remove second function argument.
9041 (vect_finish_stmt_generation): Remove call to bsi_next
9042 (no need to bump the iterator anymore).
9043 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
9044 to vect_create_index_for_vector_ref.
9046 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
9048 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
9049 phis are used out of the loop.
9051 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
9054 * c-decl.c (undef_nested_function): New variable.
9055 (pop_scope): Diagnose undefined nested functions.
9056 (finish_function): Don't attempt cgraph processing or genericizing
9057 if current top-level function contained an undefined nested
9058 function. Reset undef_nested_function at the end of a top-level
9061 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
9063 * tree.c (build_int_cst_type): Take sign of the value into account
9064 when deciding whether sign extend the value.
9066 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9069 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
9070 (cpp_options, cc1_options): Change %{std*&ansi} to
9071 %{std*&ansi&trigraphs}.
9073 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9075 * cse.c: Update comments.
9077 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
9079 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
9080 arguments go on the stack. Do not put complex doubles in odd/even
9083 2005-02-02 Steven Bosscher <stevenb@suse.de>
9085 * doc/invoke.texi: Update the options enabled at -O1, -O2,
9086 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
9087 -ftree-pre, and -fthread-jumps.
9089 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9091 PR tree-optimization/19578
9092 * tree-flow.h (modified_noreturn_calls): Declare.
9093 (noreturn_call_p): Declare.
9094 * tree-flow-inline.h (noreturn_call_p): New function.
9095 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
9096 * tree-cfg.c (modified_noreturn_calls): New variable.
9097 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
9098 that contain a mid-block noreturn call.
9099 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
9101 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
9103 * df.c (df_def_record_1, df_uses_record): Don't use
9105 * df.h (DF_FOR_REGALLOC): Remove.
9107 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9110 * c-typeck.c (really_start_incremental_init): Reset
9111 constructor_max_index for arrays of incomplete type.
9113 2005-02-02 Jeff Law <law@redhat.com>
9115 * gcse.c (struct reg_set): Store the block index where the register
9116 was set rather than the setting insn.
9117 (record_one_set, compute_transp): Corresponding changes.
9118 (pre_insert_copy_insn): Do not call replace_one_set.
9119 (replace_one_set): Remove.
9121 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
9124 * doc/gcov.texi: Fix typo.
9126 2005-02-01 Richard Henderson <rth@redhat.com
9129 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
9130 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
9132 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
9133 * config/i386/i386-protos.h: Update.
9135 2005-02-01 Steven Bosscher <stevenb@suse.de>
9137 PR tree-optimization/19217
9138 * tree-cfg.c (verify_expr): Use the data field to see if TP was
9139 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
9140 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
9141 that it is walking a PHI node.
9143 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
9145 * doc/extend.texi (Nested Functions): Update.
9147 2005-02-01 Richard Henderson <rth@redhat.com>
9150 * optabs.c (expand_copysign_absneg): Export.
9151 * optabs.h (expand_copysign_absneg): Declare.
9152 * config/rs6000/rs6000.md (copysigntf3): New.
9154 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9156 PR tree-optimization/19633
9157 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
9158 * tree-ssa-alias.c (init_alias_info): Initialize.
9159 (merge_pointed_to_info): Set.
9160 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
9161 (dump_points_to_info_for): Show value of pt_null.
9162 (struct count_ptr_d): Declare.
9163 (find_ptr_dereference): Remove.
9164 (ptr_is_dereferenced_by): Remove.
9165 (count_ptr_derefs): New local function.
9166 (count_uses_and_derefs): New local function.
9167 (compute_points_to_and_addr_escape): Call it. If the number
9168 of dereferences is greater than zero, mark the pointer as
9169 dereferenced. If there are fewer dereferences than uses of
9170 the pointer, the pointer's value escapes.
9172 2005-02-01 Diego Novillo <dnovillo@redhat.com>
9174 PR tree-optimization/19670
9175 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
9177 (verify_use): ... set it here, instead.
9179 2005-02-01 Janis Johnson <janis187@us.ibm.com>
9181 * doc/sourcebuild.texi (Test directives): Fix formatting.
9183 * doc/sourcebuild.texi (Test directives): Describe selector
9186 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
9188 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
9189 specific 64-bit CPUs.
9191 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
9194 * arm.c (arm_eliminable_register): New function.
9195 (adjacent_mem_locations): Don't allow eliminable registers. Use
9196 HOST_WIDE_INT for address offsets.
9197 * arm-protos.h (arm_eliminable_register): Add prototype.
9199 2005-02-01 Steven Bosscher <stevenb@suse.de>
9201 PR optimization/15242
9202 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
9203 * basic-block.h (duplicate_computed_gotos): Add prototype.
9204 * bb-reorder.c (duplicate_computed_gotos): New function to
9205 duplicate sufficiently small blocks ending in a computed jump.
9206 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
9207 if not optimizing for size.
9208 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
9209 never do tail merging for blocks ending in a computed jump.
9210 * doc/invoke.texi: Document the max-goto-duplication-insns param.
9212 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
9214 Patch from Richard Sandiford <rsandifo@redhat.com>
9215 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
9216 from inheriting a subreg equivalence with a non-spill register.
9218 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
9220 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
9222 * config/frv/frv.c (movcc_fp_destination_operand): New.
9223 (gpr_or_memory_operand): Fix typo in comment.
9224 (gpr_or_memory_operand_with_scratch): New.
9225 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9226 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9227 movcc_fp_destination_operand.
9228 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9229 Legitimize memory addresses using a scratch register.
9231 2005-01-31 Jeff Law <law@redhat.com>
9233 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9234 bitmap a sparse bitmap instead of a simple bitmap.
9235 (mark_def_sites_initialize_block): Corresponding changes.
9236 (ssa_mark_def_sites_initialize_block): Likewise.
9237 (ssa_mark_phi_uses): Likewise.
9238 (mark_def_site, ssa_mark_def_sites): Likewise.
9239 (mark_def_site_blocks): Likewise.
9240 (rewrite_ssa_into_ssa): Likewise.
9242 * tree-ssa-dom.c (record_cond): Pass correct variable type
9243 for last argument to htab_find_slot_with_hash.
9245 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9246 effects when optimizing 0 % X. Do not try to optimize X % 0.
9248 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9250 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9253 2005-02-01 Eric Christopher <echristo@redhat.com>
9255 * config/mips/mips.c (override_options): Warn if -mint64
9257 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9260 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9262 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9264 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9265 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9266 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9267 (cached_regno): Initialize to INVALID_REGNUM.
9268 (cse_reg_info_table_size,
9269 cse_reg_info_table_first_uninitialized,
9270 cse_reg_info_timestamp): New.
9271 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9273 (init_cse_reg_info, get_cse_reg_info_1): New.
9274 (get_cse_reg_info): Cache the last look-up.
9275 (new_basic_block): Update the code to clear mappings from
9276 registers to cse_reg_info entries.
9277 (cse_main): Call init_cse_reg_info.
9279 * cse.c (get_cse_reg_info): Update a comment.
9281 2005-01-31 Steven Bosscher <stevenb@suse.de>
9284 * c-decl.c (start_decl): Do not warn about arrays of elements with
9285 an incomplete type here.
9286 (grokdeclarator): Do it here by making a pedwarn an error.
9287 * c-typeck.c (push_init_level): If there were previous errors with
9288 the constructor type, do not warn about braces for initializers.
9289 (process_init_element): Likewise for excess initializer elements.
9291 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9293 * cse.c (delete_trivially_dead_insn): Don't iterate.
9295 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9297 * config/rs6000/rs6000.md (copysignsf3): New expand.
9298 (copysigndf3): Likewise.
9300 2005-01-31 Steven Bosscher <stevenb@suse.de>
9302 * recog.c (constrain_operands): Only look for earlyclobber operand
9303 conflicts if an '&' constraint was seen.
9305 2005-01-31 Marc Espie <espie@openbsd.org>
9307 * config.gcc: Don't include embedded systems fragment, switches default
9308 debugging format to ELF.
9309 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9310 longer pick it up there.
9312 2005-01-31 Dale Johannesen <dalej@apple.com>
9314 * doc/extend.texi (nested functions): Fix linkage description.
9315 Clarify that static is not allowed.
9317 2005-01-31 Dale Johannesen <dalej@apple.com>
9319 * config/rs6000/darwin.md (movsf_low_di): Make work.
9320 (movdf_low_di): Make work.
9322 2005-01-31 Dale Johannesen <dalej@apple.com>
9324 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9325 Make work for 64 bit.
9327 2005-01-31 Roger Sayle <roger@eyesopen.com>
9328 Dale Johannesen <dalej@apple.com>
9331 * fold-const.c (fold_binary_op_with_conditional_arg):
9332 Make types match original operands, before STRIP_NOPS.
9334 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9336 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9337 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9338 (struct gcc_sigcontext): Delete. Merge contents to..
9339 (struct gcc_ucontext): ..here.
9340 (get_sigcontext): Delete.
9341 (get_regs): New function, like get_sigcontext but return regs ptr.
9342 64-bit version finds regs from r1 to support vdso.
9343 (ppc_linux_aux_vector): New function.
9344 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9347 2005-01-31 Ira Rosen <irar@il.ibm.com>
9349 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9351 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9352 redundant fold. Fix misalignment for MINUS_EXPR.
9353 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9354 (vect_analyze_pointer_ref_access): Likewise.
9355 (vect_get_memtag_and_dr): Likewise.
9357 2005-01-31 Richard Henderson <rth@redhat.com>
9359 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9360 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9361 absnegdf2_i387, absnegxf2_i387): Likewise.
9363 2005-01-31 Richard Henderson <rth@redhat.com>
9366 * optabs.c (expand_copysign_absneg): New.
9367 (expand_copysign_bit): Split out from ...
9368 (expand_copysign): ... here. Use expand_copysign_absneg.
9370 2005-01-30 Roger Sayle <roger@eyesopen.com>
9373 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9374 constant as the second operand and a register as the third.
9376 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9379 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9380 that dllimport'd functions do not use all call-clobbered registers
9383 2005-01-30 Richard Henderson <rth@redhat.com>
9386 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9387 expand_abs_nojump and generalize. Use operand_subword and
9388 emit_no_conflict_block. Support large modes.
9389 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9391 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9392 negation to subtraction.
9393 (expand_copysign): Check that the format has signed zeros.
9394 Use operand_subword and emit_no_conflict_block. Support large modes.
9396 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9398 Fix PR tree-optimization/19624
9400 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9401 * tree-ssa-pre.c: Add cfgloop.h.
9403 (pre_stats): New member, constified.
9404 (inserted_exprs): New static variable.
9405 (NECESSARY): New macro.
9406 (create_expression_by_pieces): Fold the expression, and
9407 mark it as defaulting to not necessary. Also put in
9409 (fully_constant_expression): New function.
9410 (insert_into_preds_of_block): Modify to not insert phis when we
9411 are playing with induction variables.
9412 Push phis onto the inserted_exprs vector, and mark them as not
9413 necessary by default.
9414 (insert_aux): Call fully_constant_expression on eprime.
9415 If all edges produce the same value, mark it constant.
9416 (mark_operand_necessary): New function.
9417 (remove_dead_inserted_code): New function.
9418 (init_pre): Init loop optimizer to get loop info.
9419 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9420 (execute_pre): Commit edge inserts, then remove dead code.
9422 2005-01-30 Richard Henderson <rth@redhat.com>
9424 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9425 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9427 2005-01-30 Richard Henderson <rth@redhat.com>
9430 * config/i386/i386.c (ix86_expand_copysign): New.
9431 (ix86_split_copysign_const): New.
9432 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9433 rearrange op1/nmask operands.
9434 * config/i386/i386-protos.h: Update.
9435 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9436 (copysigndf3): Likewise.
9437 (copysignsf3_const, copysigndf3_const): New.
9438 (copysignsf3_var): Rename from copysignsf3, split out splitter
9439 and fix split predicate for X constraint.
9440 (copysigndf3_var): Similarly.
9442 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9444 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9445 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9446 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9448 2005-01-29 Richard Henderson <rth@redhat.com>
9451 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9452 of # and * in constraints.
9454 2005-01-29 Richard Henderson <rth@redhat.com>
9457 * expr.c (store_field): Don't strip sub-mode cast when the input
9458 data is even smaller.
9460 2005-01-29 Richard Henderson <rth@redhat.com>
9463 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9466 2005-01-29 Richard Henderson <rth@redhat.com>
9468 * combine.c (make_field_assignment): Fix argument order
9471 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9473 PR tree-optimization/15791
9474 * fold-const.c (extract_array_ref): New function.
9475 (fold): Fold comparisons between &a[i] and &a[j] or
9476 semantically equivalent trees.
9478 2005-01-29 Jeff Law <law@redhat.com>
9480 * gcse.c (insert_expr_in_table): Revamp handling of available
9481 and anticipatable occurrence lists to avoid unnecessary list
9483 (insert_set_in_table): Similarly.
9485 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9487 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9489 (c_build_qualified_type): Build qualified array types with
9490 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9491 * c-decl.c (c_make_fname_decl): Build unqualified array type
9492 before qualified type.
9493 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9494 type is qualified, not just if type itself is. Don't apply
9495 qualifiers to array type when declarator is processed. Apply
9496 qualifiers to field type whether or not it is an array type.
9497 Don't handle array types specially for applying qualifiers to
9499 * c-typeck.c (composite_type): Build unqualified element type and
9500 array type when forming composite of array types.
9501 (common_pointer_type, comptypes, comp_target_types,
9502 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9503 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9505 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9506 (args2) in variables a1 and a2.
9508 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9510 * cse.c (n_elements_made, max_elements_made): Remove.
9511 (insert): Don't touch n_elements_made.
9512 (cse_main): Don't touch n_elements_made or max_elements_made.
9514 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9517 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9518 configuration part of dp-bit.c to be lost.
9520 2005-01-28 Roger Sayle <roger@eyesopen.com>
9522 * expmed.c (expand_mult_highpart_optab): When attempting to use
9523 a non-widening multiplication in a wider mode, the operands need
9524 to be converted (zero or sign extended) to that mode.
9526 2005-01-28 Ian Lance Taylor <ian@airs.com>
9530 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9531 through if both operands fall through.
9533 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9535 * cse.c (fold_rtx) <PC>: Don't optimize.
9537 2005-01-28 Jeff Law <law@redhat.com>
9539 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9540 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9542 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9544 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9545 cse_reg_info_used_list_end): Remove.
9546 (cse_reg_info_list, cse_reg_info_list_free): New.
9547 (get_cse_reg_info): When allocating an instance of
9548 cse_reg_info, add it to the beginning of the cse_reg_info_list
9549 list. Remove code to maintain cse_reg_info_used_list.
9550 (new_basic_block): Reset the free list to the beginning of
9553 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9555 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9556 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9557 (frv_expand_mdpackh_builtin): New function.
9558 (frv_expand_builtin): Use it to expand __MDPACKH.
9559 * doc/extend.texi (__MDPACKH): Update documentation.
9561 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9563 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9564 SSE_FLOAT_MODE_P for use_sse computation.
9566 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9569 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9571 2005-01-27 Richard Henderson <rth@redhat.com>
9573 * builtins.c (expand_builtin_copysign): New.
9574 (expand_builtin): Call it.
9575 * genopinit.c (optabs): Add copysign_optab.
9576 * optabs.c (init_optabs): Initialize it.
9577 (expand_copysign): New.
9578 * optabs.h (OTI_copysign, copysign_optab): New.
9579 (expand_copysign): Declare.
9581 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9582 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9584 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9585 (ix86_expand_fp_absneg_operator): ... here.
9586 (ix86_split_copysign): New.
9587 * config/i386/i386-protos.h: Update.
9588 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9589 (copysignsf3, copysigndf3): New.
9591 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9592 (copysignsf3, ncopysignsf3): New.
9593 (copysigndf3, ncopysigndf3): New.
9594 (copysignxf3, ncopysignxf3): New.
9595 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9597 2005-01-27 Arend Bayer <arend.bayer@web.de>
9598 Kazu Hirata <kazu@cs.umass.edu>
9600 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9601 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9602 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9605 2005-01-27 Jeff Law <law@redhat.com>
9607 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9608 definitions of SSA_NAMEs which are not being rewritten.
9609 (rewrite_ssa_into_ssa): Only initialize the current definition
9610 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9611 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9612 SSA_NAMEs before returning.
9614 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9616 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9617 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9618 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9619 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9620 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9622 2005-01-27 Steven Bosscher <stevenb@suse.de>
9625 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9626 higher to -O2 and higher. Likewise for tree PRE.
9627 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9630 2005-01-27 Ian Lance Taylor <ian@airs.com>
9633 * gimple-low.c (try_catch_may_fallthru): New static function.
9634 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9635 * tree-inline.c (expand_call_inline): Don't warn about reaching
9636 the end of a non-void function being inlined if the function uses
9639 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9641 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9644 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9645 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9646 (implicitly_declare): Handle error_mark_node.
9648 2005-01-27 Richard Henderson <rth@redhat.com>
9651 * tree.h (struct tree_decl): Add debug_expr_is_from.
9652 (DECL_DEBUG_EXPR_IS_FROM): New.
9653 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9654 * dwarf2out.c (dwarf2out_var_location): Update to match.
9655 * tree-outof-ssa.c (create_temp): Likewise.
9656 * var-tracking.c (track_expr_p): Likewise.
9657 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9658 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9659 * toplev.c (default_tree_printer): Likewise.
9661 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9663 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9664 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9666 2005-01-27 Steven Bosscher <stevenb@suse.de>
9668 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9669 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9670 ASM_CLOBBERS): Add tree checks.
9672 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9673 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9674 * c-common.def (SWITCH_STMT): Update to match.
9675 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9676 macros instead of SWITCH_EXPR ones.
9677 * c-dump.c (c_dump_tree): Likewise.
9678 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9679 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9681 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9683 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9685 * unwind-dw2.c (execute_stack_op): Add missing cases for
9686 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9688 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9690 * config.gcc (Obsolete configurations): Remove 'dummy', add
9691 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9694 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9696 PR tree-optimization/19633
9697 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9699 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9700 are no call-clobbered variables.
9701 * tree-outof-ssa.c (check_replaceable): Return false for calls
9704 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9706 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9707 even for variables with NULL DECL_INITIAL.
9709 2005-01-26 Stuart Hastings <stuart@apple.com>
9711 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9713 2005-01-26 Richard Henderson <rth@redhat.com>
9716 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9718 * expr.c (store_field): Strip conversions to odd-bit-sized types
9719 if the destination field width matches.
9721 2005-01-26 Richard Henderson <rth@redhat.com>
9723 * c-decl.c, expmed.c, expr.c: Revert last change.
9725 2005-01-26 Richard Henderson <rth@redhat.com>
9728 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9730 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9731 if we don't need the bits above those present in the current mode.
9732 * expr.c (store_field): Strip conversions to odd-bit-sized types
9733 if the destination field width matches.
9735 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9737 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9738 either -ffast-math or -funsafe-math-optimizations is in use.
9740 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9744 * config/avr/avr.c (notice_update_cc): Only set condition code for
9745 ashrqi3 if shift count > 0.
9746 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9747 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9748 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9749 count <= 0 as a no-op, and shift count >= width by copying zero
9750 or sign bit to all bits of the result.
9751 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9752 count, with attribute "length" set to 0 and "cc" set to "none".
9754 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9756 * doc/invoke.texi: Document -mTLS.
9758 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9759 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9760 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9761 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9762 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9763 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9764 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9765 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9767 * configure.ac: Check for a TLS capable gas.
9769 * configure: Regenerate.
9771 2005-01-26 Richard Henderson <rth@redhat.com>
9774 * combine.c (make_field_assignment): Simplify store to zero_extract
9775 from a source with an overlapping mask.
9777 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9779 2004-11-11 Eric Christopher <echristo@redhat.com>
9781 * config/frv/frv.md: Add fr400_integer automaton. Don't
9782 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9785 2005-01-26 Steven Bosscher <stevenb@suse.de>
9788 * cfgbuild.c (make_edges): Do not clear or set
9789 current_function_has_computed_jump.
9790 * function.h (struct function): Remove the has_computed_jump field.
9791 (current_function_has_computed_jump): Do not define.
9792 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9793 in a computed jump. Ignore current_function_has_computed_jump.
9795 2005-01-26 Richard Henderson <rth@redhat.com>
9798 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9799 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9801 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9802 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9803 objects into static storage if they have more than one non-zero value.
9804 * tree.h (categorize_ctor_elements): Update decl.
9806 2005-01-26 Steven Bosscher <stevenb@suse.de>
9809 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9810 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9811 to this function from 2004-07-10.
9812 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9813 the current function for tail call optimizations if the address
9814 of one of it its arguments is taken.
9816 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9818 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9820 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9822 * function.c (expand_function_end): If current_function_calls_alloca,
9823 emit stack restore in a place that is reached when the function falls
9826 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9828 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9829 rule to avoid matching inappropriate suffix rule.
9831 2005-01-26 Jan Hubicka <jh@suse.cz>
9833 PR tree-optimization/19241
9834 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9836 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9838 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9839 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9841 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9842 <sim*>: Always use crt1.o, regardless of N in simN.
9843 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9844 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9845 (CRT_CALL_STATIC_FUNCTION): Remove.
9846 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9847 use crt1.o, regardless of N in simN.
9848 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9849 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9850 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9851 case isystem setting.
9852 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9854 2005-01-25 Ian Lance Taylor <ian@airs.com>
9856 * gimple-low.c (block_may_fallthru): Correct handling of
9857 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9859 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9861 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9862 handlers to match indentation; nested under the mtune=* handler.
9863 Similar for mcpu= and march=.
9865 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9867 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9868 * config/mips/linux64.h (LIB_SPEC): Likewise.
9869 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9870 * config/sh/linux.h (LIB_SPEC): Likewise.
9872 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9874 * config/frv/frv.c (frv_legitimize_tls_address): New.
9875 (TARGET_HAVE_TLS): Define.
9876 (FRV_SYMBOL_REF_TLS_P): Define.
9877 (frv_override_options): Handle new register classes.
9878 (frv_legitimate_address_p): Reject tls addresses.
9879 (frv_legitimize_address): Handle TLS addresses.
9880 (gen_inlined_tls_plt): New.
9882 (frv_legitimize_tls_address): New.
9883 (unspec_got_name): Add TLS entries.
9884 (got12_operand): Add R_FRV_TLSMOFF12 case.
9885 (frv_emit_move): Fixup TLS addresses.
9886 (frv_emit_movsi): Legitimize TLS addresses.
9888 * config/frv/frv.h (MASK_BIG_TLS): New.
9889 (TARGET_BIG_TLS): New.
9890 (HAVE_AS_TLS): Define.
9891 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9892 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9893 (REG_CLASS_NAMES): Same.
9894 (REG_CLASS_CONTENTS): Same.
9895 (CONSTRAINT_LEN): New.
9896 (REG_CLASS_FROM_CONSTRAINT): New.
9897 (PREDICATE_CODES): Add symbolic_operand.
9899 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9900 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9901 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9902 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9903 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9904 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9905 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9906 GR9_REG, GR14_REG, LRREG.
9907 (type): Add load_or_call attribute.
9908 ("load_or_call"): New reservation.
9909 ("call_gettlsoff"): New.
9910 ("tls_indirect_call"): New.
9911 ("tls_load_gottlsoff12"): New.
9912 ("tlsoff_hilo"): New.
9913 ("tls_tlsdesc_ldd"): New.
9914 ("tls_tlsoff_ld"): New.
9917 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9919 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9921 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9922 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9923 * config/frv/frv.c (TLS_BIAS): Define.
9924 (frv_output_dwarf_dtprel): New.
9926 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9928 PR rtl-optimization/19579
9929 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9930 both A and B, see if they don't clobber registers the other expr uses.
9932 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9934 * real.c (do_add): Initialize signalling and canonical members.
9936 * real.c (real_from_integer): Zero out destination.
9938 2005-01-18 Jan Hubicka <jh@suse.cz>
9940 PR tree-optimize/19337
9941 * tree-inline.c (initialize_inlined_parameters): Copy
9942 saved_static_chain_decl only.
9944 2005-01-25 Richard Henderson <rth@redhat.com>
9948 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9949 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9950 80387 enabled, to return a proper subclass. Return the subset that
9951 overlaps with GENERAL_REGS for PLUS.
9952 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9954 2005-01-25 Richard Henderson <rth@redhat.com>
9957 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9959 2005-01-25 Roger Sayle <roger@eyesopen.com>
9961 * expmed.c (choose_multiplier): Change interface to return the
9962 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9963 (expand_divmod): Update calls to choose_multiplier.
9965 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9968 * expmed.c (extract_bit_field): Use adjust_address instead of
9969 gen_lowpart when op0 is a MEM.
9971 2005-01-24 Steven Bosscher <stevenb@suse.de>
9973 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9975 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9977 * config/mips/irix-csr.c: New file.
9978 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9979 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9980 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9983 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9986 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9987 sparc/elf.h, add sparc/sp-elf.h.
9988 (sparc-*-rtems*): Likewise.
9989 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9990 tm-dwarf2.h, add sparc/sp-elf.h.
9991 (sparc86x-*-elf): Likewise.
9992 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9993 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9994 TARGET_OS_CPP_BUILTINS.
9995 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9996 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9998 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9999 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
10000 (SWITCH_TAKES_ARG): Likewise.
10001 (LOCAL_LABEL_PREFIX): Likewise.
10002 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
10003 (TARGET_N_FORMAT_TYPES): Delete.
10004 (TARGET_FORMAT_TYPES): Likewise.
10005 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
10006 * config/sparc/elf.h: Delete.
10007 * config/sparc/sp-elf.h: New file.
10009 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10011 * tree-flow-inline.h (phi_arg_from_edge): Remove.
10012 * tree-flow.h: Remove the corresponding prototype.
10013 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
10014 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
10016 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10019 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
10020 for AIX ABI or ELF -fPIC.
10021 (rs6000_emit_load_toc_table): Don't create toc_section here.
10022 (rs6000_xcoff_file_start): Nor here.
10024 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
10026 * sh.c (ra.h): Don't #include.
10027 (hard_regs_intersect_p): New function, resurrected from ra.c.
10029 * sh.c: Fix 1996 Copyright.
10031 2005-01-24 Richard Henderson <rth@redhat.com>
10032 Aldy Hernandez <aldyh@redhat.com>
10034 * regrename.c (note_sets): Handle subregs.
10036 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
10039 * genconditions.c (write_header, write_conditions): Elide file if
10042 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
10044 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
10045 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
10048 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10050 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10051 expand_builtin_printf, expand_builtin_fprintf,
10052 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
10053 checking against POINTER_TYPE.
10054 (validate_arglist): Handle POINTER_TYPE code by checking
10057 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
10059 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
10060 init_rtlanal): New.
10061 (for_each_rtx): Call for_each_rtx_1.
10062 * rtl.h (init_rtlanal): Declare.
10063 * toplev.c (backend_init): Call init_rtlanal.
10065 2005-01-24 Jakub Jelinek <jakub@redhat.com>
10067 * flow.c (propagate_one_insn): Formatting.
10069 PR middle-end/19551
10070 * flow.c (libcall_dead_p): Be more conservative if unsure.
10071 If there are any instructions between insn and call, see if they are
10072 all dead before saying the libcall is dead.
10074 2005-01-24 Uros Bizjak <uros@kss-loka.si>
10076 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
10077 operand constraint for operand 0.
10079 2005-01-23 Richard Henderson <rth@redhat.com>
10082 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
10083 edges leading to join block.
10085 2005-01-23 Roger Sayle <roger@eyesopen.com>
10087 * expmed.c (expand_mult_highpart): Make static. Change type of
10088 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
10089 (expand_divmod): Updates calls to expand_mult_highpart by using
10090 gen_int_mode to pass a CONST_INT rtx.
10091 * rtl.h (expand_mult_highpart): Remove prototype.
10093 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10095 * flow.c (regset_bytes, regset_size): Remove.
10097 * cfganal.c: Fix a reference to Harvey's paper.
10099 2005-01-23 Steven Bosscher <stevenb@suse.de>
10101 PR rtl-optimization/19464
10102 * tree-optimize.c (init_tree_optimization_passes): Add one more
10103 copyrename pass just before out-of-ssa.
10105 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
10108 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
10109 * ggc-none.c (ggc_free): Define.
10111 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10113 * cse.c (max_reg, max_insn_uid): Remove.
10114 (cse_main): Don't access max_reg or max_insn_uid.
10116 * c-common.c (explicit_flag_signed_bitfields,
10117 lang_statement_code_p, lang_expand_function_end): Remove.
10118 * c-common.h: Remove the corresponding declarations.
10119 * c-opts.c (c_common_handle_option): Remove all write access
10120 to explicit_flag_signed_bitfields.
10122 * cgraph.c (cgraph_varpool_n_nodes): Remove.
10123 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
10124 * cgraph.h: Remove the corresponding declaration.
10126 * gcse.c (null_pointer_info): Remove.
10128 2005-01-23 Roger Sayle <roger@eyesopen.com>
10129 Eric Botcazou <ebotcazou@libertysurf.fr>
10131 * combine.c (simplify_logical): Only simplify logical expressions
10132 of the form ior(and(x,y),z) by the inverse distributive law if the
10133 result is cheaper than the original.
10135 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
10137 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
10138 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
10139 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
10140 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
10141 config/freebsd-spec.h, config/arm/arm.h,
10142 config/h8300/h8300.md, config/i386/i386.md,
10143 config/i386/predicates.md, config/i386/sse.md,
10144 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
10145 config/vax/vax.md: Fix comment typos. Follow spelling
10148 2005-01-23 Steven Bosscher <stevenb@suse.de>
10150 * gengtype.c (walk_type): Produce `not equal to' compares for loop
10151 tests, instead of `less than'.
10153 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
10155 * function.c (assign_parm_setup_block): When creating a new stack slot
10156 for a parameter, get its alignment from the parameter's DECL_ALIGN
10157 rather than the type's TYPE_ALIGN. Make sure that the parameter
10158 is at least word aligned.
10160 2005-01-22 Roger Sayle <roger@eyesopen.com>
10162 PR middle-end/19378
10163 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
10165 2005-01-22 Richard Henderson <rth@redhat.com>
10168 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10169 in both compare operands.
10170 (movdfcc_1_sse_max): Likewise.
10171 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
10172 (movdfcc_1_sse): Likewise.
10173 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
10174 scratch register as needed.
10176 2005-01-22 Richard Henderson <rth@redhat.com>
10178 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
10180 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
10182 2005-01-22 Richard Henderson <rth@redhat.com>
10184 * genopinit.c (optabs): Use smin/smax for floating point too.
10185 * doc/md.texi: Update to match. Clarify that floating point
10186 results are undefined for +0/-0 and NaN.
10187 * doc/rtl.texi: Likewise.
10188 * rtl.def (SMIN, SMAX): Likewise
10189 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
10191 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
10192 leading 's' to the name.
10193 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
10194 smaxxf3, sminxf3): Likewise.
10195 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
10198 2005-01-22 Paul Brook <paul@codesourcery.com>
10200 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
10202 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
10204 * config/s390/s390.c (struct processor_costs): New fields
10205 dlgr, dlr, dr, dsgfr, dsgr.
10206 (z900_cost, z990_cost): Values for new fields.
10207 (s390_rtx_costs): New cases MEM und COMPARE in switch
10208 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
10209 DIV, MOD, UDIV, UMOD.
10211 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10213 * config/s390/s390.md ("doloop_si64"): Reload input value directly
10214 into the register being decremented.
10215 ("doloop_si31", "doloop_di"): Likewise.
10216 ("*doloop_si_long"): Adapt pattern.
10218 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
10220 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
10222 (CLASS_MAX_NREGS): Likewise.
10224 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10226 * doc/tree-ssa.texi (Statement Operands): Add example for new
10227 must-def macro. Note deprecation of old operands interface.
10229 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10231 PR tree-optimization/19484
10232 * tree-cfg.c (remove_fallthru_edge): New function.
10233 (cleanup_control_flow): Remove fallthru edges from calls that are
10234 now known not to return.
10236 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10238 Fix PR tree-optimization/19038
10239 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10240 copies with loop variant ones.
10242 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10244 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10245 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10246 config/alpha/alpha.md, config/alpha/predicates.md,
10247 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10248 config/sparc/sol2.h: Update copyright.
10250 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10251 first label to see if it is a nonlocal label.
10253 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10254 Andrew Pinski <pinskia@physics.uc.edu>
10257 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10258 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10260 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10262 * config/rs6000/rtems.h: Update copyright.
10264 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10267 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10268 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10269 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10271 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10274 * c-typeck.c (convert_arguments): Check for error_mark_node.
10276 2005-01-21 Ian Lance Taylor <ian@airs.com>
10278 PR tree-optimization/13000
10279 * tree-inline.c: Include "tree-flow.h".
10280 (expand_call_inline): If warn_return_type, warn if non-void inline
10281 function falls through.
10282 * tree-cfg.c (execute_warn_function_return): Don't warn about
10283 control reaching end if TREE_NO_WARNING is set. Set
10285 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10287 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10288 branch if we don't need one.
10289 * c-typeck.c: Include "tree-flow.h"
10290 (c_finish_bc_stmt): Don't add a goto if the current statement
10291 list doesn't fall through to the current point.
10293 2005-01-21 Roger Sayle <roger@eyesopen.com>
10295 PR rtl-optimization/576
10296 * real.c (real_arithmetic): Change return type from void to bool
10297 to return an indication that the result may be inexact.
10298 * real.h (real_arithmeric): Update prototype.
10299 * fold-const.c (const_binop): Don't constant fold floating
10300 point expressions when the user specifies -frounding-math and
10301 the result may depend upon the run-time rounding mode.
10302 (fold_convert_const_real_from_real): Clean-up.
10303 (fold_initializer): Ignore flag_rounding_math for initializers.
10304 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10305 constant fold FP operations with flag_rounding_math if the
10306 result may depend upon the run-time rounding mode.
10308 2005-01-21 Tom Tromey <tromey@redhat.com>
10310 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10312 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10314 * tree-cfg.c: Fix comment typos.
10316 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10318 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10319 around the call to rest_of_handle_branch_target_load_optimize.
10321 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10323 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10324 (sparc64-*-openbsd*): Likewise.
10325 (sparclite-*-elf*): Include tm-dwarf2.h.
10326 (sparc86x-*-elf*): Likewise.
10327 (sparc64-*-elf*): Likewise.
10328 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10329 (DBX_DEBUGGING_INFO): Likewise.
10330 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10331 (PREFERRED_DEBUGGING_TYPE): Likewise.
10332 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10333 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10334 (PREFERRED_DEBUGGING_TYPE): Likewise.
10335 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10336 (PREFERRED_DEBUGGING_TYPE): Likewise.
10337 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10339 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10342 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10344 2005-01-20 Paul Brook <paul@codesourcery.com>
10346 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10348 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10350 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10351 label is first in a sequence of labels.
10353 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10355 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10356 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10358 * doc/sourcebuild.texi (Test Directives): New.
10360 2005-01-20 Roger Sayle <roger@eyesopen.com>
10362 * real.c (real_floor): Don't leave the result uninitialized when
10363 mode is VOIDMode, but return the unrounded intermediate value.
10364 (real_ceil): Likewise.
10366 2005-01-20 Paul Brook <paul@codesourcery.com>
10368 * config/arm/arm.md (insv): Use gen_int_mode.
10370 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10372 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10373 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10374 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10375 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10376 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10378 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10381 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10382 fbreg, so we have to assume we can't.
10383 (loc_descriptor_from_tree_1): Ditto.
10384 (containing_function_has_frame_base): New function.
10385 (add_location_or_const_value_attribute): Use it.
10386 Also try to generate a frame_base from a single element location
10389 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10391 PR tree-optimization/15349
10392 * timevar.def (TV_TREE_MERGE_PHI): New.
10393 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10395 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10396 calls to tree_forwarder_block_p.
10397 (remove_forwarder_block_with_phi, merge_phi_nodes,
10398 gate_merge_phi, pass_merge_phi): New.
10399 * tree-optimize.c (init_tree_optimization_passes): Add
10401 * tree-pass.h: Add an extern for pass_merge_phi;
10403 2005-01-20 Richard Henderson <rth@redhat.com>
10406 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10407 (_mm_castps_pd, _mm_castps_si128): New.
10408 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10410 2005-01-20 Richard Henderson <rth@redhat.com>
10413 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10414 __builtin_ia32_vec_init_v2si.
10415 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10416 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10417 (ix86_init_mmx_sse_builtins): Create it.
10418 (ix86_expand_builtin): Expand it.
10419 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10420 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10421 (vec_extractv2si_0, vec_extractv2si_1): New.
10423 2005-01-20 Richard Henderson <rth@redhat.com>
10426 * config/i386/i386.c (ix86_expand_push): New.
10427 * config/i386/mmx.md (push<MMXMODE>1): New.
10428 * config/i386/sse.md (push<SSEMODE>1): New.
10429 * config/i386/i386-protos.h: Update.
10431 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10433 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10436 2005-01-20 Richard Henderson <rth@redhat.com>
10438 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10439 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10441 2005-01-19 Richard Henderson <rth@redhat.com>
10444 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10445 to V4SFmode in SSE1 fallback load path.
10447 2005-01-19 Richard Henderson <rth@redhat.com>
10449 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10450 in QImode expansion to ix86_expand_vector_set.
10451 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10453 2005-01-19 Richard Henderson <rth@redhat.com>
10456 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10457 subclass of the input class.
10458 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10459 Always true for cross-SSE1 classes. Rationalize conditionals.
10460 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10461 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10462 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10463 (movdi_2): Add MMX/SSE zeros.
10464 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10465 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10466 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10467 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10468 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10469 (zero_extendsidi2_rex64_1): Remove.
10470 (MOV0 peephole): Check GENERAL_REG_P.
10472 2005-01-19 Richard Henderson <rth@redhat.com>
10475 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10477 (ix86_expand_vector_extract): Likewise.
10479 2005-01-19 Richard Henderson <rth@redhat.com>
10481 PR middle-end/19304
10482 * expr.c (emit_move_change_mode): New argument force; use
10483 simplify_gen_subreg if true.
10484 (emit_move_via_alt_mode): Merge into ...
10485 (emit_move_via_integer): ... here.
10486 (emit_move_ccmode): Use emit_move_change_mode directly.
10488 2005-01-19 Richard Henderson <rth@redhat.com>
10491 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10492 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10493 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10495 (alpha_emit_set_const): Likewise. Make static.
10496 (alpha_emit_set_long_const): Make static.
10497 (alpha_extract_integer): Split out from alpha_expand_mov.
10498 (alpha_split_const_mov): Likewise.
10499 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10500 (alpha_legitimate_constant_p): New.
10501 * config/alpha/alpha-protos.h: Update.
10502 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10503 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10504 * config/alpha/alpha.md (movsi): Add n alternative.
10505 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10506 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10507 (splitters for all of the above): Use alpha_split_const_mov.
10508 * config/alpha/predicates.md (non_add_const_operand): New.
10509 (non_zero_const_operand): New.
10510 (input_operand): Use alpha_legitimate_constant_p after reload.
10512 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10514 PR tree-optimization/19038
10515 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10516 (add_candidate): Add ivs with increment in latch only if
10517 allow_ip_end_pos_p is true.
10518 (determine_iv_cost): Use empty_block_p.
10520 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10522 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10523 (compute_dominance_frontiers): Ditto.
10525 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10528 * config/sh/t-rtems: New.
10529 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10531 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10533 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10534 the offset of the selected field.
10536 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10538 * tree-cfg.c (remove_forwarder_block): Fix the check to
10539 prevent a nonlocal label from appearing in the middle of a
10542 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10544 PR rtl-optimization/19462
10545 * reorg.c (find_end_label): Create return insn only if
10546 current_function_epilogue_delay_list is empty.
10548 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10550 * doc/passes.texi: Remove paragraph mentioning new-ra.
10552 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10554 PR rtl-optimization/15139
10555 * combine.c: Include params.h.
10556 (count_rtxs): New function.
10557 (record_value_for_reg): If replace_rtx would replace at least
10558 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10559 (clobber (const_int 0)) instead of TEM.
10560 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10561 * params.h (MAX_LAST_VALUE_RTL): New.
10562 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10563 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10566 * c-typeck.c (digest_init): Only call build_vector if all constructor
10567 elements are *_CST nodes.
10568 * gimplify.c (gimplify_init_constructor): Likewise.
10570 PR middle-end/19164
10571 * c-typeck.c (digest_init): Only call build_vector if inside_init
10574 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10576 * toplev.c (init_asm_output): Remove dead #ifdef.
10578 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10580 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10582 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10584 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10585 accessing DECL_FUNCTION_CODE.
10586 * dojump.c (do_jump): Likewise.
10587 * gimplify.c (gimplify_call_expr): Likewise.
10588 * predict.c (expr_expected_value): Likewise.
10589 (strip_builtin_expect): Likewise.
10590 * tree-inline.c (estimate_num_insns_1): Likewise.
10591 * tree-ssa-loop-im.c (stmt_cost): Likewise
10592 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10593 (tree_expr_nonnegative_p): Likewise.
10595 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10597 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10598 variant of the load_pcrel_sym pattern.
10599 * config/sparc/sparc.md (P macro): Move to the top.
10600 (load_pcrel_sym): Macroize using P.
10601 (save_register_window): Likewise.
10603 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10605 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10606 ("sordered"): Same.
10608 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10611 * c-typeck.c (build_asm_expr): Strip nops off
10612 input memory operands.
10614 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10616 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10617 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10618 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10619 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10621 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10624 * config/i386/i386.c (override_options): If the 80387 is disabled,
10625 then do not return FP values using FP registers.
10627 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10629 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10630 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10631 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10632 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10633 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10634 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10635 output.h, postreload-gcse.c, postreload.c, recog.c,
10636 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10637 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10638 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10639 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10640 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10641 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10642 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10643 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10645 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10646 config/alpha/alpha.c, config/arm/vfp.md,
10647 config/i386/emmintrin.h, config/i386/i386-modes.def,
10648 config/i386/i386-protos.h, config/i386/i386.h,
10649 config/i386/pmmintrin.h, config/i386/ppro.md,
10650 config/i386/predicates.md, config/i386/xmmintrin.h,
10651 config/i860/i860.c, config/ia64/ia64-modes.def,
10652 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10653 config/ia64/ia64.md, config/ia64/itanium1.md,
10654 config/ia64/itanium2.md, config/ia64/predicates.md,
10655 config/iq2000/iq2000.h, config/mips/linux64.h,
10656 config/rs6000/aix41.h, config/rs6000/aix43.h,
10657 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10658 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10659 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10660 config/sparc/linux64.h, config/sparc/litecoff.h,
10661 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10662 config/sparc/sparc.h, config/sparc/sparc.md,
10663 config/sparc/sysv4-only.h: Update copyright.
10665 2005-01-18 Richard Henderson <rth@redhat.com>
10668 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10670 2005-01-18 Marc Espie <espie@openbsd.org>
10671 * config/i386/openbsdelf.h: Typo.
10673 2005-01-18 Richard Henderson <rth@redhat.com>
10675 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10676 special case for sse.
10677 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10679 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10681 * tree-inline.c (estimate_num_insns_1): Added cases for
10682 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10684 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10686 PR rtl-optimization/19296
10687 * combine.c (simplify_comparison): Rewrite the condition under
10688 which a non-paradoxical SUBREG of a PLUS can be lifted when
10689 compared against a constant.
10691 2005-01-18 Andi Kleen <ak@muc.de>
10693 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10694 * c.opt (-Wpointer-sign): Add.
10695 * doc/invoke.texi: (-Wpointer-sign): Add.
10697 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10699 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10700 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10701 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10702 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10703 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10704 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10705 for TARGET_MIX_SSE_I387.
10706 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10707 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10708 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10709 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10710 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10711 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10712 TARGET_MIX_SSE_I387.
10713 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10716 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10719 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10720 Add movaps alternative for xmm reg->reg move.
10722 2005-01-17 Jeff Law <law@redhat.com>
10724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10725 at the end of the main DOM loop rather than just before DOM exits.
10727 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10729 PR tree-optimization/19121
10730 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10731 adding aliases to a name tag, also add them to the pointer's
10733 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10734 sensitive alias info at all. Only check that the two pointers
10735 have compatible pointed-to sets.
10736 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10737 a pointer's type tag is a superset of the alias set of the
10738 pointer's name tag.
10740 2005-01-17 James E Wilson <wilson@specifixinc.com>
10743 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10744 comment to document why.
10746 2005-01-17 Richard Henderson <rth@redhat.com>
10748 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10749 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10750 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10751 sse2_vmsminv2df3_finite): New.
10752 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10753 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10754 Force op1 into register.
10756 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10758 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10759 bubblestrap from always rebuilding build directory.
10761 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10763 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10764 ("*cmpmem_short"): Likewise.
10766 2005-01-17 Steven Bosscher <stevenb@suse.de>
10768 * basic-block.h: Document BB_* flags.
10769 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10770 use an sbitmap instead.
10771 * sched-rgn.c (compute_trg_info): Likewise.
10773 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10775 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10776 redundant target_cpu_default and extra_parts lines. Use the default
10778 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10779 (SUBTARGET_EXTRA_SPECS): Delete.
10780 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10781 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10782 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10783 and "n32" for -mabi=n32.
10785 2005-01-17 Ian Lance Taylor <ian@airs.com>
10788 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10789 fold constant variables into initial values.
10791 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10793 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10795 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10796 through the statements backward.
10798 2005-01-17 Ian Lance Taylor <ian@airs.com>
10800 PR middle-end/13127:
10801 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10802 a variable set to the return value of the inlined function.
10804 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10806 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10807 when modes are tieable.
10809 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10811 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10812 of pthread_create to find out if threads are enabled.
10813 * gthr-posix95.h (__gthread_active_p): Likewise.
10815 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10817 * common.opt (-fnew-ra): Remove.
10819 * toplev.h (flag_new_regalloc): Remove.
10820 * Makefile.in (ra*.*): Don't mention.
10821 * passes.c (rest_of_handle_new_regalloc): Remove.
10822 (rest_of_handle_combine, rest_of_compilation): Always consider
10823 flag_new_regalloc as false.
10824 * doc/invoke.texi: Don't document -fnew-ra.
10826 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10828 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10829 last parameter to reg_scan.
10830 * loop.c (loop_optimize): Likewise.
10831 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10832 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10833 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10834 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10835 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10836 * regclass.c (reg_scan): Likewise, for the declaration.
10837 * rtl.h (reg_scan): Likewise, for the prototype.
10839 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10841 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10842 mark_dfs_back_edges.
10844 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10846 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10847 (compute_avail): Uses don't go in tmp_gen.
10849 2005-01-16 Steven Bosscher <stevenb@suse.de>
10851 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10852 loop to look for a free slot in a page entry.
10854 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10857 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10858 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10859 just before targetm.asm_out.file_end.
10860 * tree.h (process_pending_assemble_output_defs): Declare.
10861 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10863 (assemble_alias): Defer generation of assembly code for defines when
10864 TARGET_DEFERRED_OUTPUT_DEFS is true.
10865 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10866 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10867 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10869 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10872 * pa.c (pa_scalar_mode_supported_p): New function.
10873 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10874 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10876 * pa-protos.h (prefetch_operand): Delete.
10877 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10878 * pa.c (prefetch_operand): Delete.
10879 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10880 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10881 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10882 and prefetch_nocc_operand.
10883 * pa.md (prefetch): Rework to avoid reload problems handling short
10884 displacements when a cache control completer needs to be provided.
10885 (prefetch_32, prefetch_64): Delete.
10886 (prefetch_cc, prefetch_nocc): New patterns.
10888 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10890 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10892 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10895 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10896 exceeds maximum alignment for global common data.
10897 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10898 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10900 2004-01-15 Roger Sayle <roger@eyesopen.com>
10902 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10904 2004-01-15 Roger Sayle <roger@eyesopen.com>
10906 * harg-reg-set.h (reg_class_names): Prototype global array.
10907 * regclass.c (reg_class_names): Declare here and initialize to
10909 (dump_regclass): Remove local declaration of reg_class_names.
10910 (regclass): Likewise.
10911 * cfg.c (dump_flow_info): Likewise.
10912 * ra-debug.c (reg_class_names): Likewise.
10913 * regrename.c (reg_class_names): Likewise.
10914 * reload.c (reg_class_names): Likewise.
10915 * reload1.c (spill_failure): Likewise.
10916 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10918 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10920 * config/s390/s390.md ("reload_outti"): Remove predicate for
10921 output operand. Abort if operand is not a MEM.
10922 ("reload_outdi", "reload_outdf"): Likewise.
10924 2005-01-15 Marc Espie <espie@openbsd.org>
10926 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10927 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10928 * config/openbsd.h: Fix C++ includes for native configurations.
10929 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10930 Add trampoline support.
10931 * config/i386/openbsdelf.h: New.
10933 2005-01-15 Marc Espie <espie@openbsd.org>
10935 * collect2.c (main): Explicitly parse -dynamic-linker option.
10937 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10939 PR tree-optimization/19060
10940 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10941 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10942 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10943 and handle extract_range_from_cond returning false.
10944 * fold-const.c (fold): Optimize comparisons with min/max even for
10945 width > HOST_BITS_PER_WIDE_INT.
10947 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10949 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10950 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10951 Remove little endian multilib variants.
10952 Add mips32 multilib variant.
10954 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10956 * explow.c (copy_all_reg, stabilize): Remove.
10957 * expr.h: Remove the corresponding prototypes.
10959 * rtlanal.c (regs_set_between_p): Remove.
10960 * rtl.h: Remove the corresponding prototype.
10962 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10964 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10965 to rs6000_nonimmediate_operand.
10966 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10967 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10968 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10969 rs6000_nonimmediate_operand.
10970 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10971 rs6000_nonimmediate_operand.
10973 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10975 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10977 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10979 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10981 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10982 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10984 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10985 (rs6k_nonimmediate_operand): New.
10986 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10988 (legitimate_lo_sum_address_p): Same.
10989 (rs6000_legitimize_address): Same.
10990 (rs6000_legitimize_reload_address): Same.
10991 (rs6000_legitimate_address): Same.
10992 (spe_build_register_parallel): Pass DF and DC modes in a DI
10995 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10996 to rs6k_nonimmediate_operand.
10998 * config/rs6000/spe.md ("*frob_df_di"): New.
10999 ("*frob_di_df"): New.
11000 ("*frob_di_df_2"): New.
11001 ("*mov_sidf_e500_subreg0"): New.
11002 ("*mov_sidf_e500_subreg4"): New.
11003 ("*movdf_e500_double"): Change predicate to
11004 rs6k_nonimmediate_operand.
11006 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11008 * postreload.c (move2add_note_store): Only call
11009 trunc_int_for_mode on scalar integers.
11011 2005-01-14 Steven Bosscher <stevenb@suse.de>
11013 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
11014 replace BB_VISITED uses.
11015 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
11016 (propagate_necessity): Check the bitmap instead of BB_VISITED.
11017 (tree_dce_done): Free visited_control_parents.
11018 (perform_tree_ssa_dce): Allocate and clear it.
11019 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
11020 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11021 instead of BB_VISITED.
11023 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
11025 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
11026 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
11027 Remove unused prototypes.
11029 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11031 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
11032 64-bit register usage.
11033 (spe_func_has_64bit_regs_p): Add FIXME note.
11035 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
11037 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
11038 flag_finite_math_only with flag_unsafe_math_optimizations.
11040 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
11042 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
11043 end-of-stack check.
11044 (__tpf_eh_return): Copy TPF private stack area from the module
11045 boundary stack frame. Add check for when module addresses are
11046 equal, but no stub address is found.
11048 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
11051 * arm.h (struct machine_function): Add call_via field.
11052 (thumb_call_via_label): Declare.
11053 * arm.c (thumb_call_via_label): New variable.
11054 (thumb_call_reg_needed): New variable.
11055 (arm_output_function_epilogue): For Thumb code, output any per-function
11056 call-indirect trampolines.
11057 (thumb_call_via_reg): New function.
11058 (arm_file_end): New function.
11059 (TARGET_ASM_FILE_END): Call arm_file_end.
11060 (aof_file_end): Likewise.
11061 * arm-protos.h (thumb_call_via_reg): Declare.
11062 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
11063 thumb_call_via_reg in normal case.
11065 2005-01-14 Jakub Jelinek <jakub@redhat.com>
11067 PR middle-end/19084
11068 PR rtl-optimization/19348
11069 * recog.c (peephole2_optimize): Do global life update if some peephole
11070 decides it doesn't need at least one of its inputs and that change
11071 influences liveness at the start of the basic block.
11073 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
11074 arguments instead of 1.
11076 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
11078 PR middle-end/18820
11079 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
11080 zero for nested functions needing a static chain or functions
11081 with a non-constant address.
11083 2005-01-13 Roger Sayle <roger@eyesopen.com>
11085 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
11086 (and (sign_extend X) C) into (zero_extend (and X C)).
11088 2005-01-13 David O'Brien <obrien@FreeBSD.org>
11090 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
11092 2005-01-13 Richard Henderson <rth@redhat.com>
11097 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
11098 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
11099 not just TARGET_SSE.
11100 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
11101 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
11102 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
11103 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
11104 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
11105 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
11106 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
11107 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
11108 (movdicc_c_rex64): Rename with '*'.
11109 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
11110 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
11111 (movsfcc_1_387): Rename from movsfcc_1.
11112 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
11113 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
11114 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
11115 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
11116 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
11117 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
11118 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
11119 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
11120 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
11121 sse_movdfcc_const0_4): Remove.
11122 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
11123 recognize min/max early. Update for changed sse cmove patterns.
11124 (ix86_split_sse_movcc): New.
11125 * config/i386/i386-protos.h: Update.
11127 2005-01-13 Steven Bosscher <stevenb@suse.de>
11129 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
11130 (fix_stmt_v_may_defs): Likewise.
11132 2005-01-13 Richard Henderson <rth@redhat.com>
11134 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
11135 for converting the mask.
11137 2005-01-13 David Edelsohn <edelsohn@gnu.org>
11139 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
11142 2005-01-13 Richard Henderson <rth@redhat.com>
11144 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
11145 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
11146 IX86_BUILTIN_MOVDQ2Q): Remove.
11147 (IX86_BUILTIN_VEC_EXT_V4SI): New.
11148 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
11149 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
11151 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
11152 (sse2_pextrw): Fix immediate constraint.
11153 (sse2_loadq, sse2_loadq_rex64): Remove.
11154 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
11155 Use __builtin_ia32_vec_ext_<size>.
11156 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
11158 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
11160 * function.c (assign_parm_setup_block): Look inside original
11161 entry_parm when inspecting PARALLEL.
11163 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11164 Joel Sherrill <joel@oarcorp.com>
11167 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
11168 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
11169 rtems_gxx_recursive_mutex_init.
11170 (__gthread_recursive_mutex_lock): New function.
11171 (__gthread_recursive_mutex_trylock): Likewise.
11172 (__gthread_recursive_mutex_unlock): Likewise.
11174 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
11176 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
11178 2005-01-13 Jan Beulich <jbeulich@novell.com>
11180 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
11181 (ashrti3_internal): Indicate output is early clobber. Generate result
11182 into output rather than first input. Use move for low word of output
11183 if shift count is exactly 64.
11184 (lshrti3_internal): Likewise.
11186 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
11190 * reload1.c (delete_output_reload): Don't delete an output reload
11191 if the pseudo lives longer than a single basic block. Adjust and
11192 improve wording of comment.
11194 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
11197 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
11198 of TYPE_SIZE where we mean the number of bytes.
11200 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
11202 * function.c (assign_parm_setup_block): Relax condition on
11203 multi-register optimization.
11205 2005-01-12 Nick Clifton <nickc@redhat.com>
11207 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
11208 an "in_delay_slot" attribute of "no" to prevent them being used in
11209 delay slots. This is forbidden because they might generate
11212 2005-01-12 Alan Modra <amodra@bigpond.net.au>
11215 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
11216 with r->Y and Y->r.
11218 2005-01-12 Nick Clifton <nickc@redhat.com>
11220 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
11221 passed on to GAS) but do not define, as GAS no longer supports or
11222 needs the -m2000 option.
11224 2005-01-11 Roger Sayle <roger@eyesopen.com>
11226 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11227 type as args of unprototyped builtins aren't automatically promoted.
11228 (fold_builtin_abs): Likewise.
11230 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11232 * Makefile.in: Set a `build-warn' variable.
11234 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11236 PR tree-optimization/17949
11237 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11238 (find_interesting_uses_address): Use it.
11240 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11242 * regrename.c (kill_value): Handle subreg's that won't simplify.
11244 2005-01-11 Richard Henderson <rth@redhat.com>
11247 * config/i386/i386.h (enum ix86_builtins): Move ...
11248 * config/i386/i386.c: ... here.
11249 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11250 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11251 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11252 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11253 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11254 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11255 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11256 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11257 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11258 IX86_BUILTIN_LOADDDUP): Remove.
11259 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11260 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11261 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11262 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11263 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11264 (ix86_init_builtins): Make static.
11265 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11266 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11267 if all the modes match. Otherwise, fake it.
11268 (get_element_number, ix86_expand_vec_init_builtin,
11269 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11270 (ix86_expand_builtin): Make static. Update for changed builtins.
11271 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11272 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11273 (ix86_expand_vector_init_duplicate): New.
11274 (ix86_expand_vector_init_low_nonzero): New.
11275 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11276 Split out from ix86_expand_vector_init; handle integer modes.
11277 (ix86_expand_vector_init): Use them.
11278 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11279 * config/i386/i386-protos.h: Update.
11280 * config/i386/predicates.md (reg_or_0_operand): New.
11281 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11282 (movv2sf_internal): Likewise. And a splitter to match them all.
11283 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11284 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11285 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11286 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11287 (mmx_pinsrw): Fix operand ordering.
11288 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11289 rather than sse_loadss expander.
11290 (movv2df splitter): Similarly.
11291 (sse_loadss, sse_loadlss): Remove.
11292 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11293 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11294 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11295 (sse3_movddup): Rename with '*'.
11296 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11297 (sse2_loadsd): Remove.
11298 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11299 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11300 (sse2_pinsrw): Fix argument ordering.
11301 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11302 (sse2_stored): Remove 'r' destination.
11303 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11304 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11305 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11306 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11307 vec_extractv16qi, vec_initv16qi): New.
11309 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11310 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11311 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11313 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11314 (_mm_load_si128, _mm_store_si128): Likewise.
11315 (_mm_load1_pd): Use _mm_set1_pd.
11316 (_mm_load_sd): Use _mm_set_sd.
11317 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11318 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11319 (_mm_set_epi64): Use _mm_set_epi64x.
11320 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11321 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11322 _mm_setr_epi8): Use _mm_set_foo form.
11323 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11324 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11325 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11326 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11327 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11328 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11329 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11330 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11331 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11332 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11333 (_mm_movedup_pd): Use _mm_shuffle_pd.
11334 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11335 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11336 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11337 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11338 Use _mm_setzero_ps.
11339 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11340 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11341 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11342 (_mm_store_ps): Use raw dereference.
11343 (_mm_store1_ps): Use _mm_storeu_ps.
11344 (_mm_storer_ps): Use _mm_store_ps.
11345 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11346 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11348 2005-01-11 Stan Shebs <shebs@apple.com>
11350 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11351 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11353 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11356 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11357 Skip all DECLs except for FIELD_DECLs.
11359 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11361 * config/s390/s390.c (override_options): Return error if
11362 -mbackchain, -mpacked-stack and -mhard-float are used together.
11363 (s390_va_start): Remove the backchain && packed-stack special case.
11364 (s390_gimplify_va_arg): Likewise.
11365 * doc/invoke.texi: Remove the ABI incompatibility note.
11367 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11369 * config/s390/s390.c (struct s390_frame_layout): Remove
11371 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11372 save_backchain_p with TARGET_BACKCHAIN.
11374 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11377 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11378 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11379 * function.c (locate_and_pad_parm): Set new field.
11380 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11381 Tweak where_pad test to include "none". Always set mem align for
11383 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11384 not sufficient for type.
11385 (assign_parm_setup_block): If stack_parm is zero on entry, always
11386 make a new stack local. Block move old stack parm if necessary
11387 to new aligned stack local.
11388 (assign_parm_setup_stack): Use a block move to handle
11389 potentially misaligned entry_parm.
11390 (assign_parms_unsplit_complex): Specify required alignment when
11391 creating stack local.
11392 * calls.c (compute_argument_addresses): Override alignment of stack
11393 arg calculated from its type with the alignment given by
11394 FUNCTION_ARG_BOUNDARY.
11395 (store_one_arg): Likewise.
11397 2005-01-11 Jan Beulich <jbeulich@novell.com>
11399 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11400 Change respective itanium_class attribute to ialu.
11401 (shladdp4_internal): New.
11402 * config/ia64/predicates.md (shladd_log2_operand): New.
11404 2005-01-11 Richard Henderson <rth@redhat.com>
11406 * expr.c (store_constructor): Use rtvec_alloc instead of
11407 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11409 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11411 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11413 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11415 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11416 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11417 (TARGET_RWRELOC): Define.
11418 (ia64_rwreloc_section_type_flags): Delete.
11419 (ia64_section_type_flags): New function.
11420 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11421 (TARGET_RWRELOC): Define.
11423 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11426 * config/ia64/ia64.c (process_set): For alloc insn, only call
11427 process_epilogue is !frame_pointer_needed.
11429 2005-01-10 Roger Sayle <roger@eyesopen.com>
11432 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11433 unary operator and can't be treated as a binary/comparison operator.
11435 2005-01-10 Richard Henderson <rth@redhat.com>
11437 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11438 (ix86_return_in_memory): Likewise.
11439 (function_arg_advance): Likewise. Mirror structure in function_arg
11440 for choosing register to advance.
11442 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11444 * tree-vectorizer.c, tree.def: Fix comment typos.
11446 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11448 * config/s390/s390.c (struct processor_costs): 4 new fields:
11449 ddbr, ddr, debr, der.
11450 (s390_rtx_costs): More precise handling of divide instructions.
11452 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11454 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11456 2005-01-10 Jan Beulich <jbeulich@novell.com>
11458 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11459 names resulting from -ffunction-sections/-fdata-sections and linkonce
11461 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11462 based on the section name. Rearrange the section name comparison logic
11463 slightly so that each section name is compared against at most once.
11465 2005-01-10 Ben Elliston <bje@au.ibm.com>
11467 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11468 targets for which -fPIC reduces limitations on the GOT size.
11470 2005-01-09 Falk Hueffner <falk@debian.org>
11472 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11475 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11478 * collect2.c (main): Set aixrtl_flag for -brtl option.
11479 (resolve_lib_name): Search for .so file extension before .a
11480 if aixrtl_flag set.
11482 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11484 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11485 (vect_analyze_data_refs_alignment): Add dump prints.
11487 2005-01-09 Ira Rosen <irar@il.ibm.com>
11489 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11490 expr_invariant_in_loop_p.
11491 Initialize outputs first thing in the function.
11492 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11493 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11494 (vect_analyze_pointer_ref_access): Check that the initial condition of
11495 the access function is loop invariant.
11497 2005-01-09 Richard Henderson <rth@redhat.com>
11499 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11500 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11501 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11502 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11503 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11504 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11505 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11506 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11507 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11508 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11509 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11510 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11511 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11512 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11513 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11514 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11515 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11516 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11517 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11518 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11519 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11520 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11521 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11523 (mmx_clrdi, pavgusb): Remove.
11524 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11525 with leading sse_ prefix.
11526 * config/i386/sse.md: Receive them.
11527 * config/i386/mmx.md: New file.
11528 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11529 (subrv2sf3): Turn into expander for normal subtraction.
11530 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11531 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11532 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11533 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11534 commutative; use ix86_binary_operator_ok.
11535 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11536 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11537 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11538 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11539 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11540 Macroize from existing patterns; use ix86_binary_operator_ok.
11541 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11542 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11543 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11544 with vec_select+vec_concat.
11545 (mmx_pshufw, mmx_pshufw_1): Likewise.
11546 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11547 (mmx_uavgv4hi3): Model correctly.
11548 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11549 _mm_xor_si64): Remove casts.
11551 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11553 PR tree-optimization/19224
11554 * tree-scalar-evolution.c (get_instantiated_value,
11555 set_instantiated_value): New functions.
11556 (instantiate_parameters_1): Cache the results.
11557 (instantiate_parameters, resolve_mixers): Initialize and free
11560 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11562 * config/i386/i386.md (addhi_4): Correct reference in comment.
11565 2005-01-08 Richard Henderson <rth@redhat.com>
11567 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11568 (_mm_cvtsi128_si64x): Likewise.
11569 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11570 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11571 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11572 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11573 * config/i386/i386-protos.h: Update.
11574 * config/i386/i386.c (print_operand): Add 'H'.
11575 (ix86_fixup_binary_operands): Split out from ...
11576 (ix86_expand_binary_operator): ... here.
11577 (ix86_fixup_binary_operands_no_copy): New.
11578 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11579 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11580 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11581 (safe_vector_operand): Use CONST0_RTX.
11582 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11583 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11584 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11585 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11587 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11588 (IX86_BUILTIN_CMPNGESS): New.
11589 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11590 (attr type): Add sselog1.
11591 (attr unit, attr memory): Handle it.
11592 (movti, movti_internal, movti_rex64): Move near other integer moves.
11593 (movtf, movtf_internal): Move near other fp moves.
11594 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11595 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11596 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11597 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11598 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11599 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11600 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11601 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11602 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11603 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11604 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11605 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11606 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11607 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11608 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11609 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11610 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11611 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11612 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11613 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11614 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11615 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11616 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11617 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11618 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11619 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11620 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11621 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11622 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11623 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11624 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11625 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11626 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11627 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11628 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11629 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11630 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11631 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11632 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11633 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11634 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11635 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11636 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11637 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11639 (SSEPUSH, push<SSEPUSH>): Remove.
11640 (MMXPUSH, push<MMXPUSH>): Remove.
11641 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11642 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11643 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11644 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11645 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11646 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11647 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11648 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11649 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11650 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11651 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11652 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11653 (ppro_sse_log_V4SF): Handle sselog1.
11654 * config/i386/predicates.md (const_0_to_1_operand): New.
11655 (const_0_to_255_mul_8_operand): New.
11656 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11657 (const_2_to_3_operand, const_4_to_7_operand): New.
11658 * config/i386/sse.md: New file.
11659 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11660 (sse_movups): Rename from sse_movups_1.
11661 (sse_loadlss): Rename from sse_loadss_1.
11662 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11664 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11665 (absv4sf2, negv2df, absv2df): New.
11666 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11667 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11668 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11669 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11670 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11671 (sse3_addsubv4sf3): Model correctly.
11672 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11673 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11674 (sse_movhlps): Model with vec_select+vec_concat.
11675 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11676 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11677 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11678 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11679 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11680 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11681 sse2_pshufhw_1): Likewise.
11682 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11683 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11684 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11685 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11686 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11687 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11688 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11689 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11690 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11691 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11692 sminv8hi3): Mark commutative
11693 operands. Use ix86_binary_operator_ok.
11694 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11695 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11696 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11697 sse2_punpcklqdq): Allow operand2 in memory.
11698 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11699 sse2_movsd): Add memory alternatives.
11700 (sse_storelps): Turn expander into an insn; split after reload.
11701 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11702 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11704 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11706 * configure.ac (DWARF-2 debug_line): Use objdump.
11707 * configure: Regenerate.
11709 2005-01-08 Jeff Law <law@redhat.com>
11710 Diego Novillo <dnovillo@redhat.com>
11712 PR tree-optimization/18241
11713 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11714 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11715 statements with volatile operands.
11716 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11717 operands after marking a statement with has_volatile_ops.
11719 2005-01-08 Roger Sayle <roger@eyesopen.com>
11721 * tree.c (int_fits_type_p): Always honor integer constant
11722 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11724 2005-01-08 Roger Sayle <roger@eyesopen.com>
11726 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11727 the latent bug in rtl_delete_block has been resolved.
11729 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11731 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11732 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11734 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11736 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11737 library as @multilib_dir@/$(SHLIB_SONAME).
11739 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11741 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11742 * configure: Regenerate.
11744 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11746 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11749 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11752 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11753 Convert non-word aligned offset address using ld/std into
11756 2005-01-07 Richard Henderson <rth@redhat.com>
11758 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11760 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11762 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11764 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11766 PR tree-optimization/19283
11767 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11768 is not shorter than the original type.
11770 PR rtl-optimization/19012
11771 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11773 PR rtl-optimization/18861
11774 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11775 (FULL_STATE): Define.
11776 (mark_tablejump_edge): New function.
11777 (purge_dead_tablejump_edges): New function.
11778 (find_bb_boundaries): Use it.
11780 PR tree-optimization/18828
11781 * builtins.c (expand_builtin_next_arg): Remove argument and all
11782 the argument checking.
11783 (expand_builtin): Adjust caller.
11784 (expand_builtin_va_start): Likewise. Remove error for too many
11786 (fold_builtin_next_arg): Issue error for too many arguments.
11787 After checking arguments, replace them with magic arguments that
11788 prevent further checking of the args.
11790 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11792 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11794 2005-01-06 Roger Sayle <roger@eyesopen.com>
11797 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11798 and %{.S:...} (and their negative variants) to test whether the
11799 input file is assembler or pre-processed-assembler independent of
11800 the actual filename extension.
11802 2005-01-06 Roger Sayle <roger@eyesopen.com>
11804 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11805 of sign or zero extended values.
11807 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11809 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11810 for IBM long double format correctly.
11812 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11814 Fix PR tree-optimization/18792
11816 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11817 to first_loop_depth, and use loop depth instead of loop number.
11818 (build_classic_dir_vector): Ditto.
11819 (compute_data_dependences_for_loop): Use depth, not loop number.
11820 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11821 number. Pass in loops, instead of loop numbers.
11822 (gather_interchange_stats): Ditto.
11823 (linear_transform_loops): Ditto.
11825 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11828 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11829 biv_fits_mode_p, extension_within_bounds_p): New functions.
11830 (check_ext_dependent_givs): Use them.
11832 2005-01-06 Roger Sayle <roger@eyesopen.com>
11834 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11835 more than one barrier, in which case we should delete them all.
11837 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11839 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11841 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11843 Fix PR middle-end/19286
11845 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11846 output this subprogram, simply ignore this attempt to do it again.
11847 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11848 origin attribute if it's not possible.
11849 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11850 (decls_for_scope): Ditto.
11851 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11852 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11854 2005-01-05 Richard Henderson <rth@redhat.com>
11857 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11858 (bdesc_2arg): Use it.
11859 (ix86_expand_binop_builtin): Force operands into registers
11861 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11862 ix86_expand_sse_compare, ix86_expand_sse_comi,
11863 ix86_expand_builtin): Likewise.
11865 2005-01-05 Richard Henderson <rth@redhat.com>
11867 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11869 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11870 (mulv4hi3): Set itanium_class mmmul.
11871 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11872 (fpack): Rename from fpack_sfsf.
11874 2005-01-05 Richard Henderson <rth@redhat.com>
11877 * reload1.c (do_input_reload): Restrict the optimization deleteing
11878 a previous output reload to RELOAD_FOR_INPUT.
11880 2005-01-05 Steven Bosscher <stevenb@suse.de>
11882 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11883 comment that we fall through after case.
11884 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11885 (distribute_links): Likewise.
11886 * cse.c (cse_insn): Likewise.
11887 * cselib.c (cselib_invalidate_mem): Likewise.
11888 * df.c: Update comments at the top of the file.
11889 (read_modify_subreg_p): Update comments here too.
11890 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11891 * flow.c (mark_set_1): Likewise.
11892 (mark_used_regs): Likewise.
11893 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11894 (canon_list_insert): Likewise.
11895 (mark_set): Likewise.
11896 (try_replace_reg): Likewise.
11897 (store_killed_in_insn): Likewise.
11898 * loop.c (count_one_set): Likewise.
11899 (basic_induction_var): Likewise.
11900 * postreload-gcse.c (find_mem_conflicts): Likewise.
11901 * postreload.c (reload_combine_note_store): Likewise.
11902 (move2add_note_store): Likewise.
11903 * reload.c (find_equiv_reg): Likewise.
11904 (mark_referenced_resources): Likewise.
11905 * rtlanal.c (set_noop_p): Likewise.
11906 (note_stores): Likewise.
11907 (note_uses): Likewise.
11908 * sched-deps.c (sched_analyze_1): Likewise.
11909 * sched-rgn.c (check_live_1): Likewise.
11910 (update_live_1): Likewise.
11911 * config/i860/i860.c: Likewise.
11913 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11915 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11917 * doc/rtl.texi: Update documentation for bit-fields and SET.
11919 2005-01-05 Roger Sayle <roger@eyesopen.com>
11921 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11923 2005-01-05 Jan Hubicka <jh@suse.cz>
11924 Richard Henderson <rth@redhat.com>
11927 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11930 2005-01-05 Richard Henderson <rth@redhat.com>
11933 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11934 (sse_shufps): Change operand 3 to const_int_operand.
11935 (sse2_storelps): Fix typo in template.
11936 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11937 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11938 (ix86_expand_builtin): Likewise.
11940 2005-01-05 Julian Brown <julian@codesourcery.com>
11942 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11943 as aggregates for AAPCS ABIs.
11945 2005-01-05 Stan Shebs <shebs@apple.com>
11947 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11948 Mach-O getters if ppc64.
11949 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11951 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11952 signed four-byte field for global code case.
11953 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11955 2005-01-05 Roger Sayle <roger@eyesopen.com>
11957 PR middle-end/19100
11958 * c-common.c: Include real.h.
11959 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11960 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11961 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11962 * Makefile.in (c-common.o): Update dependencies.
11964 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11966 * c-parse.in (asm_string): Add trailing semicolon.
11968 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11970 * c-parse.in (asm_string): New. Don't allow wide strings in
11972 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11973 asm_string instead of STRING.
11975 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11977 * c-typeck.c (constructor_no_implicit): Remove.
11978 (set_designator, process_init_element): Don't check
11979 constructor_no_implicit.
11981 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11982 Kaz Kojima <kkojima@gcc.gnu.org>
11985 * lcm.c (create_pre_exit): New.
11986 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11987 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11989 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11991 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11992 -msoft-float in target_float_switch.
11993 * arm.c (arm_override_options): Fix processing of target_float_switch.
11995 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11997 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
12000 2004-01-05 Uros Bizjak <uros@kss-loka.si>
12002 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
12003 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
12005 2005-01-04 Roger Sayle <roger@eyesopen.com>
12007 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
12008 if deleting the then-block allows the test-block to fallthru to the
12011 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
12014 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
12015 after the full declaration if the are in two different TUs.
12017 2005-01-04 Richard Henderson <rth@redhat.com>
12020 * tree-sra.c (generate_one_element_init): Just
12021 call gimplify_and_add.
12022 (generate_element_init): Record the
12023 new referenced variables and mark them for renaming
12024 and split out to ...
12025 (generate_element_init_1): This.
12026 (scalarize_init): Don't call push_gimplify_context/
12027 pop_gimplify_context.
12029 2005-01-04 Geoffrey Keating <geoffk@apple.com>
12031 * toplev.c (get_src_pwd): Handle failure of getpwd().
12033 2005-01-04 Roger Sayle <roger@eyesopen.com>
12035 * fold-const.c (fold_single_bit_test): Delete unreachable handling
12037 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
12038 all the cases handled by it are inverted by invert_truthvalue.
12040 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12042 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
12043 (save_register_windowsi): Likewise.
12045 2005-01-04 Richard Henderson <rth@redhat.com>
12047 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
12049 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12051 PR middle-end/17767
12052 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
12053 any simplifications of vector mode comparison operators.
12054 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
12056 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
12057 Devang Patel <dpatel@apple.com>
12059 PR tree-optimization/18308
12060 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
12061 the operands before creating a new expression.
12062 * dojump.c (do_jump): Make drop_through_label available
12063 for all cases. Add expansion of COND_EXPR.
12065 2005-01-04 Ira Rosen <irar@il.ibm.com>
12067 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
12068 INTEGER_CST instead of TREE_CONSTANT.
12069 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
12070 instead of TREE_CONSTANT.
12071 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
12072 instead of TREE_CONSTANT.
12074 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12076 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
12078 2005-01-04 Uros Bizjak <uros@kss-loka.si>
12081 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
12082 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
12084 2005-01-03 Richard Henderson <rth@redhat.com>
12086 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
12087 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
12088 fold_convert_const_real_from_real): Split out from ...
12089 (fold_convert_const): ... here.
12091 2005-01-03 Richard Henderson <rth@redhat.com>
12094 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
12095 (mov<MMXMODEI>_internal): Likewise.
12096 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
12097 Add V2SF case; use it for SSE1; don't use TI.
12098 (movdf_integer): Likewise.
12099 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
12101 2005-01-03 Ira Rosen <irar@il.ibm.com>
12103 * tree-vectorizer.c (vect_strip_conversions): New function.
12104 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
12105 check for binary class.
12107 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
12111 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
12113 * gimple-low.c (mark_blocks_with_used_vars): New function.
12114 (mark_blocks_with_used_subblocks): Ditto.
12115 (mark_used_blocks): Ditto.
12116 (pass_mark_used_blocks): New pass.
12117 * tree-inline.c: Include debug.h.
12118 (expand_call_inline): Call outlining_inline_function here.
12119 * tree-optimize.c (init_tree_optimization_passes): Add
12120 pass_mark_used_blocks.
12121 * tree-pass.h (pass_mark_used_blocks): New.
12122 * Makefile.in (tree-inline.o): Add debug.h dependency.
12124 2005-01-03 Geoffrey Keating <geoffk@apple.com>
12126 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
12127 VAR_DECLs to have weak_import attribute.
12129 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
12132 2004-01-03 Steven Bosscher <stevenb@suse.de>
12134 * passes.c (rest_of_compilation): Don't run regmove if only
12135 flag_expensive_optimizations, require flag_regmove instead.
12137 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12139 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
12141 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
12142 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12143 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
12144 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12146 2005-01-03 Richard Henderson <rth@redhat.com>
12148 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
12149 (ia64_const_ok_for_letter_p): New.
12150 (ia64_const_double_ok_for_letter_p): New.
12151 (ia64_extra_constraint): New.
12152 (ia64_expand_vecint_compare): New.
12153 (ia64_expand_vcondu_v2si): New.
12154 (ia64_expand_vecint_cmov): New.
12155 (ia64_expand_vecint_minmax): New.
12156 (ia64_print_operand): Add 'v'.
12157 (ia64_preferred_reload_class): New.
12158 (ia64_vector_mode_supported_p): New.
12159 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
12160 (PREFERRED_RELOAD_CLASS): Move to function.
12161 (CONST_OK_FOR_LETTER_P): Move to function.
12162 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
12163 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
12164 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
12165 (EXTRA_CONSTRAINT): Move to function.
12166 * config/ia64/ia64.md: Include vect.md.
12167 (itanium_class): Add mmalua.
12169 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
12171 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
12172 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
12174 (const_int_2bit_operand): New.
12175 (fr_reg_or_0_operand): New.
12176 * config/ia64/ia64-modes.def: Add vector modes.
12177 * config/ia64/ia64-protos.h: Update.
12178 * config/ia64/vect.md: New file.
12180 2005-01-03 Richard Henderson <rth@redhat.com>
12182 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
12184 2005-01-03 Uros Bizjak <uros@kss-loka.si>
12187 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
12189 (log1pdf2): Change mode of operands[0,1] to DFmode.
12191 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12193 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
12194 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
12195 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
12196 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
12197 SPARC_RELAXED_ORDERING.
12199 2005-01-03 Richard Henderson <rth@redhat.com>
12200 Uros Bizjak <uros@kss-loka.si>
12203 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
12204 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
12205 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
12207 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
12208 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
12209 const_pow2_1_to_128_operand): New predicates.
12211 2005-01-02 Greg McGary <greg@mcgary.org>
12213 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
12215 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
12216 object. [ptr_type]: Remove unused variable.
12217 Remember nearest addressable array-element or record-component
12218 when checking bitfield components. Tolerate empty BIND_EXPR.
12220 2005-01-01 Richard Henderson <rth@redhat.com>
12222 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
12223 that don't narrow the value. Fail for other conversions.
12225 2005-01-01 Richard Henderson <rth@redhat.com>
12228 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12229 * c-lang.c (finish_file): Don't do it here.
12230 * objc/objc-act.c (objc_finish_file): Likewise.
12232 * cgraph.c (decl_assembler_name_equal): New.
12233 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12234 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12235 * cgraph.h (struct cgraph_varpool_node): Add next.
12236 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12237 * varasm.c (assemble_alias): Mark the target as needed.
12239 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12241 PR middle-end/19221
12242 * function.c (get_arg_pointer_save_area): Use entry_of_function
12243 instead of get_insns.
12245 2005-01-01 Roger Sayle <roger@eyesopen.com>
12246 Andrew Pinski <pinskia@physics.uc.edu>
12247 James E. Wilson <wilson@specifixinc.com>
12249 PR rtl-optimization/12092
12250 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12253 2005-01-01 Roger Sayle <roger@eyesopen.com>
12254 Olivier Hainque <hainque@act-europe.fr>
12256 * tree.c (int_fits_type_p): A narrower type always fits in a
12257 wider one, except for negative values into unsigned types.
12259 2005-01-01 Roger Sayle <roger@eyesopen.com>
12261 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12262 with the original constant rather than require TREE_OVERFLOW.
12264 2005-01-01 Steven Bosscher <stevenb@suse.de>
12266 PR middle-end/17544
12267 * c-decl.c (finish_function): If compiling C99, annotate the
12268 compiler generated return with the current file name and line 0.
12269 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12270 the source line is greater than 0.
12271 (remove_bb): Likewise.