1 2005-06-27 Diego Novillo <dnovillo@redhat.com>
4 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type
5 casts between unsigned and signed types with different size
8 2005-06-28 Jan Hubicka <jh@suse.cz>
10 * tree-optimize.c (exercute_free_datastructures):
11 Do not disband implicit edges; do not attempt to build insn list;
12 do not free cfg annotations.
13 (execute_free_cfg_annotations); Disband implicit edges here;
14 free cfg annotations here too.
15 (pass_free_cfg_annotations); New pass.
16 (init_tree_optimization_passes); Add pass_free_cfg_annotations.
17 * tree-ssa-operands.c (free_ssa_operands); Recover; export.
18 * tree-ssa-operands.h (free_ssa_operands); declare.
19 * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified;
21 * tree-ssanames.c (release_defs): Kill addresses_taken.
23 * basic-block.h (basic_block_def): Kill rbi.
24 (reorder_block_def): Kill; Remove next field (replaced by aux);
25 move other fields to ...
26 (rtl_bb_info): ... here.
27 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
28 copy_bb, connect_traces, add_labels_and_missing_jumps
29 fix_up_fall_thru_edges, fix_crossing_conditional_branches,
30 duplicate_computed_gotos, partition_hot_cold_basic-blocks):
32 * cfg.c (initialize_bb_rbi): Kill.
33 * cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
34 fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
35 * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
36 (try_redirect_by_replacing_jump): Update rbi references.
37 (cfg_layout_split_block): Likewise.
38 (cfg_layout_delete_block): Likewise.
39 (cfg_layout_merge_blocks): Likewise.
40 * function.c (thread_prologue_and_epilogue_insns): Likewise.
41 * passes.c (rest_of_handle_sms): Likewise.
42 * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
44 2005-06-27 David Edelsohn <edelsohn@gnu.org>
46 * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum
47 in verbose_asm output.
48 * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with
50 * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for
53 2005-06-27 Jakub Jelinek <jakub@redhat.com>
55 * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6.
56 (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6.
57 (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define.
58 (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5,
59 ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define.
60 * builtins.c: Include tree-flow.h.
61 (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes.
62 (expand_builtin_object_size, expand_builtin_memory_chk,
63 maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning,
64 compute_object_offset, compute_builtin_object_size,
65 fold_builtin_object_size): New functions.
66 (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK.
67 (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF
68 and BUILT_IN_{,F}PRINTF_UNLOCKED.
69 (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
70 fold_builtin_strncpy_chk, fold_builtin_strcat_chk,
71 fold_builtin_strncat_chk, fold_builtin_sprintf_chk,
72 fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf):
74 * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK,
75 BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK,
76 BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK,
77 BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK,
78 BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK,
79 BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK,
80 BUILT_IN_VPRINTF_CHK): New builtins.
81 * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4):
83 (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG,
84 BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE,
85 BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE,
86 BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG,
87 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG,
88 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG,
89 BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR,
90 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR,
91 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types.
92 * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6,
93 DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define.
94 * Makefile.in (OBJS-common): Add tree-object-size.o.
95 (tree-object-size.o): Add dependencies.
96 * tree-pass.h (pass_object_sizes): Add.
97 * tree-optimize.c (init_tree_optimization_passes): Add
99 * tree-object-size.c: New file.
100 * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
101 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk,
102 compute_builtin_object_size, init_object_sizes, fini_object_sizes):
104 * tree-ssa-ccp.c (get_strlen): Rename to ...
105 (get_maxval_strlen): ...this function. Handle also computing of maximum
106 string length and maximum integral value.
107 (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen
108 instead of get_strlen. Pass CALLEE and ARGLIST variables to the
109 folding functions instead of computing them again.
110 (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed
111 into some other builtin.
112 * doc/extend.texi (Object Size Checking): Document.
114 * regrename.c (copy_value): Fix comment.
116 * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD)
117 instead of preprocessor conditionals.
119 * targhooks.c (default_hidden_stack_protect_fail): Fall back to
120 default_external_stack_protect_fail if visibility is not supported
122 * config/i386/i386.c (ix86_stack_protect_fail): New function.
123 (TARGET_STACK_PROTECT_FAIL): Define.
124 * config/i386/i386.md (stack_protect_si): Change CLOBBER into
126 (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid
127 invalid instruction xorl %rax, %rax.
129 2005-06-27 Richard Henderson <rth@redhat.com>
131 * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
132 * cfgexpand.c: Include params.h.
133 (has_protected_decls, has_short_buffer): New.
134 (expand_stack_vars): Take a predicate to determine what to expand.
135 (defer_stack_allocation): True when flag_stack_protect on.
136 (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
137 (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
138 (stack_protect_classify_type, stack_protect_decl_phase): New.
139 (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
140 (add_stack_protection_conflicts, create_stack_guard): New.
141 (expand_used_vars): Add stack protection logic.
142 (tree_expand_cfg): Likewise.
143 * common.opt (Wstack-protector): New.
144 (fstack-protector, fstack-protector-all): New.
145 * function.c: Include predict.h.
146 (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
147 wants to copy the parameter into the stack frame.
148 (stack_protect_prologue, stack_protect_epilogue): New.
149 (expand_function_end): Call stack_protect_epilogue. Do
150 sjlj_emit_function_exit_after after naked_return_label.
151 * function.h (struct function): Add stack_protect_guard.
152 * params.def (PARAM_SSP_BUFFER_SIZE): New.
153 * toplev.c (process_options): Disable flag_stack_protect and/or
154 warn_stack_protect based on FRAME_GROWS_DOWNWARD.
155 * tree.h (stack_protect_prologue): Declare.
157 * target-def.h (TARGET_STACK_PROTECT_GUARD): New.
158 (TARGET_STACK_PROTECT_FAIL): New.
159 (TARGET_INITIALIZER): Add them.
160 * target.h (struct gcc_target): Add stack_protect_guard and
162 * targhooks.c: Include ggc.h, gty header.
163 (stack_chk_guard_decl, default_stack_protect_guard): New.
164 (stack_chk_fail_decl, default_external_stack_protect_fail): New.
165 (default_hidden_stack_protect_fail): New.
166 * targhooks.h (default_stack_protect_guard): Declare.
167 (default_external_stack_protect_fail): Declare.
168 (default_hidden_stack_protect_fail): Declare.
169 * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
170 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
172 (conditional_trap, conditional_trap_1): Remove.
173 (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
174 (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
175 * doc/md.texi (stack_protect_set, stack_protect_test): New.
176 * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
177 (TARGET_STACK_PROTECT_FAIL): New.
179 * libgcc-std.ver (GCC_4.1.0): New.
180 * libgcc.h (__stack_chk_guard): Declare.
181 (__stack_chk_fail, __stack_chk_fail_local): Declare.
182 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
183 * mklibgcc.in (lib2funcs): Add them.
185 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * c-common.c (check_function_sentinel): Pass in named argument
189 list, skip over named arguments before looking for a sentinel.
190 (check_function_arguments): Pass in named argument list.
191 * c-common.h (check_function_arguments): Likewise.
192 * c-typeck.c (build_function_call): Likewise.
194 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
196 * genautomata.c (decl_mode_check_failed,
197 regexp_mode_check_failed): Add noreturn attribute.
199 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
201 * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos.
202 * doc/invoke.texi: Fix typos.
204 * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c,
205 convert.c, lambda-code.c, predict.c, tree-cfg.c,
206 tree-complex.c, tree-data-ref.c, tree-if-conv.c,
207 tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c,
208 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
209 tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
210 tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c,
211 tree.c: Use fold_buildN instead of fold (buildN (...)).
213 2005-06-26 Gerald Pfeifer <gerald@pfeifer.com>
215 * doc/install.texi (Specific): Do not specify the concrete
216 versions of GCC provided by Cygwin. Simplify the part on
219 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
221 * config/arc/arc-protos.c: Remove the prototype for
223 * config/arc/arc.c (arc_finalize_pic): Remove.
224 * config/arc/arc.h (FINALIZE_PIC): Likewise.
225 * config/bfin/bfin.h (FINALIZE_PIC): Likewise.
226 * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise.
228 2005-06-26 Jakub Jelinek <jakub@redhat.com>
231 * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free
232 instead of alloca for really big argument sizes.
235 * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node
236 earlier in the function.
238 * regrename.c (copy_value): Don't replace fixed or global
239 regs with older regs.
241 * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.
242 * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD)
243 instead of preprocessor conditionals.
244 (assign_stack_local_1, assign_stack_temp_for_type): Likewise.
245 * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0
246 depending on if it was or was not defined previously.
247 * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero
248 definition of FRAME_GROWS_DOWNWARD means frame grows downward.
249 * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise.
250 * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update
252 * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise.
253 * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise.
254 * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0.
255 * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise.
256 * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise.
257 * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise.
258 * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise.
259 * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update
261 * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise.
262 * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise.
263 * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise.
264 * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise.
265 * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise.
266 * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise.
267 * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise.
268 * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise.
269 * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise.
270 * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise.
271 * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise.
272 * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise.
273 * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment.
274 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise.
275 * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise.
276 * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1.
277 * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise.
278 * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise.
279 * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise.
281 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
283 PR tree-optimization/22026
284 * tree-vrp.c (extract_range_from_binary_expr): Drop to
285 VR_VARYING if a binary expression involving VR_ANTI_RANGE is
286 PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR.
288 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
290 * Makefile.in (OBJS-common): Remove duplicate object file
293 2005-06-25 Jan Hubicka <jh@suse.cz>
295 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile.
296 * cfg.c (update_bb_profile_for_threading): Fix rescaling.
298 * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info
300 (rest_of_compilation): Fix conditional on branch prob pass.
301 * predict.c (tree_estimate_probability): Enable strip_builtin_expect
302 when not loop optimizing.
304 2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com>
306 * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3):
308 (movbi): Add alternative to set CC to zero.
309 (compare_eq, compare_ne, compare_le, compare_lt, compare_leu,
310 compare_ltu): Now named patterns.
312 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
314 * all files: Update FSF address in copyright headers.
316 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
318 * gengtype.c: Update FSF address in copyright header.
319 (create_file): Update FSF in outputed copyright header.
321 2005-06-24 Kazu Hirata <kazu@codesourcery.com>
323 * cfglayout.c (block_locators_locs, line_locators_locs,
324 line_locators_lines, file_locators_locs): Change the type to
326 (insn_locators_initialize, change_scope, insn_scope,
327 locator_line, insn_line, locator_file): Use VEC instead of
330 2005-06-24 Jason Merrill <jason@redhat.com>
332 * tree-nrv.c (tree_nrv): Fix to check assignments to the
333 RESULT_DECL rather than just RETURN_EXPRs.
334 (finalize_nrv_r): Adjust.
336 2005-06-24 Jan Hubicka <jh@suse.cz>
338 * tree-optimize.c (init_tree_optimization_passes): Fix flags of
339 all_passes and all_ipa_passes.
341 * c-common.c: Include cgraph.h
342 (handle_externally_visible_attribute): New function.
343 (c_common_att): Add "externally_visible" attribute.
344 * cgraph.c (decide_is_variable_needed): Obey externally
346 (cgraph_varpool_finalize_decl): Avoid redundant checking.
347 * cgraph.h (struct cgraph_node): New flag externally_visible.
348 (decide_is_function_needed): Obey externally visible flag.
349 (cgraph_finalize_function): Avoid redundant checks.
350 (cgraph_function_and_variable_visibility): Bring symbols local
352 * common.opt (fwhole-program): New flag.
354 * doc/invoke.texi (-fwhole-program): Document.
356 2005-06-24 Mark Mitchell <mark@codesourcery.com>
359 * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL
362 2005-06-23 Mark Mitchell <mark@codesourcery.com>
365 * tree-ssa-operands.c (get_expr_operands): Check the volatility of
366 the FIELD_DECL and set s_ann->has_volatile_ops accordingly.
368 2005-06-24 Jan Hubicka <jh@suse.cz>
370 * opts.c (decode_options): Enable unit-at-a-time by default at -O1.
372 2005-06-23 Jeff Law <law@redhat.com>
374 * tree-optimize.c (init_tree_optimization_passes): Move
375 copy prop pass to run just before VRP.
376 * tree-vrp.c (remove_range_assertions): Remove copies created
377 by ASSERT_EXPR removal.
379 2005-06-23 Kazu Hirata <kazu@codesourcery.com>
381 PR tree-optimization/22117
382 * tree-vrp.c (extract_range_from_binary_expr): Compute a
383 correct range when adding two pointers.
385 2005-06-23 Jason Merrill <jason@redhat.com>
388 Leave the return slot target in the MODIFY_EXPR rather than making
389 it an argument, but only use it if the CALL_EXPR has a flag set.
390 * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
391 CALL_EXPR_RETURN_SLOT_OPT.
392 * calls.c (expand_call): Adjust.
393 * tree-inline.c (expand_call_inline): Adjust.
394 * tree-pretty-print.c (dump_generic_node): Adjust.
396 And set the flag as appropriate.
397 * gimplify.c (gimplify_modify_expr_rhs): Set
398 CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
399 * tree-nrv.c (execute_return_slot_opt): Set
400 CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
401 * tree-pass.h: Declare pass_return_slot.
402 * tree-optimize.c (init_tree_optimization_passes): Add it.
404 2005-06-23 David Edelsohn <edelsohn@gnu.org>
407 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
408 * config/rs6000/rs6000.md: Move atomic instructions to ...
409 * config/rs6000/sync.md: Here.
410 Change sync_compare_and_swap<mode> to define_expand. All stwcx
411 patterns test PPC405_ERRATUM77.
413 2005-06-23 Jan Hubicka <jh@suse.cz>
415 * tree-inline.c (copy_body_r): Remap labels correctly.
417 2005-06-22 Alan Modra <amodra@bigpond.net.au>
419 * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
421 2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
424 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
425 the same as the other cast operands.
426 (output_addressed_constants): Likewise.
428 2005-06-21 Jeff Law <law@redhat.com>
430 * tree-vrp.c (extract_range_from_unary_expr): Handle type
433 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
435 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
436 (reduc_plus_optab): Removed. Replcaed with...
437 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
438 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
439 reduc_uplus_optab instead of reduc_plus_optab.
440 (expand_vec_shift_expr): New function.
441 (init_optabs): Initialize new optabs. Remove initialization of
443 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
444 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
445 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
446 (OTI_reduc_splus, OTI_reduc_uplus): New.
447 (reduc_plus_optab): Removed. Replcaed with...
448 (reduc_splus_optab, reduc_uplus_optab): New optabs.
449 (vec_shl_optab, vec_shr_optab): New optabs.
450 (expand_vec_shift_expr): New function declaration.
452 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
453 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
454 * expr.c (expand_expr_real_1): Handle new tree-codes.
455 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
456 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
458 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
459 alternatives for generating reduction epilog code.
460 (vectorizable_reduction): Don't fail of direct reduction support is
462 (vectorizable_target_reduction_pattern): Likewise.
464 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
465 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
466 reduc_plus_v4si, reduc_plus_v4sf): Removed.
467 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
468 reduc_splus_<mode>, reduc_uplus_v16qi): New.
470 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
472 * c-typeck.c (build_function_call): Set fundecl = function again.
473 * tree-ssa-alias.c (find_used_portions): Address taking causes the
474 entire variable to be used.
475 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
476 unknown size variables, and structure copies from addressof
477 operations. Simplify how we do *a = *b type structure copies.
478 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
479 way. READONLY's address is not taken by default.
480 INTEGER dereference should point to anything.
481 (create_variable_info_for): It's okay for the first field to not start
484 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
486 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
488 2005-06-20 Roger Sayle <roger@eyesopen.com>
489 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
491 * combine.c (simplify_set): Simplify setting of CC register
492 by removing redundant compare with 0 on RHS.
494 2005-06-20 Jan Beulich <jbeulich@novell.com>
496 * config/i386/netware-libgcc.def: Update copyright.
497 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
498 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
499 * config/i386/netware.c (gen_stdcall_decoration,
500 gen_fastd_decoration): Merge into ...
501 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
503 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
504 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
505 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
506 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
507 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
508 use of NX_MUTEX_RECURSIVE.
510 2005-06-19 Roger Sayle <roger@eyesopen.com>
512 * fold-const.c (swap_tree_comparison): Add support for unordered
513 floating point comparisons.
514 * tree-vrp.c (opposite_comparison): Delete.
515 (extract_range_from_assert): Replace calls to opposite_comparison
516 with calls to swap_tree_comparison.
517 (register_edge_assert_for): Likewise.
518 (vrp_evaluate_conditional): Likewise.
520 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
522 * integrate.c (allocate_initial_values): Update the references
523 to global_live_at_start and global_live_at_end.
525 2005-06-20 Jan Hubicka <jh@suse.cz>
527 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
528 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
530 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
531 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
532 Update call of duplicate_loop_to_header_edge.
533 (apply_opt_in_copies): Clear out aux pointers.
535 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
537 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
538 (ix86_mangle_fundamental_type): New.
539 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
540 (ia64_mangle_fundamental_type): New.
542 2005-06-19 Roger Sayle <roger@eyesopen.com>
544 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
546 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
547 CONSTANT_CLASS_P nodes.
549 2005-06-19 Richard Henderson <rth@redhat.com>
551 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
552 the shift is always required.
554 2005-06-19 Richard Henderson <rth@redhat.com>
556 * config/ia64/ia64-modes.def (V4SF): Add.
557 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
558 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
559 integer mode changes in fp regs.
560 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
561 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
562 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
563 (vcondv2sf): Use gen_fpack
564 (fpack): Remove * from name.
565 (fswap, fmix_l, fmix_r, fmix_lr): New.
566 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
567 (vec_extractv2sf_1, vec_extractv2sf): New.
569 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
571 * combine.c (make_compound_operation): Use simplify_subreg. Delete
572 a optimization already done by simplify_subreg.
574 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
576 * loop.c (scan_loop): Do not consider insns setting the frame
577 pointer to be candidates for hoisting.
579 2005-06-19 Uros Bizjak <uros@kss-loka.si>
581 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
582 Remove instruction patterns.
583 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
584 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
585 Set "unit" attribute to "i387".
586 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
587 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
589 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
590 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
591 attribute to "i387" when "type" attribute equals "multi".
592 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
593 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
594 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
595 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
596 attribute to "i387" when "type" attribute equals "multi".
597 * config/i386/mmx.md (*mov<mode>_internal_rex64)
598 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
599 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
600 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
601 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
602 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
603 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
604 to "mmx" for "y" operand 1.
606 2005-06-19 Uros Bizjak <uros@kss-loka.si>
608 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
609 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
610 and SSE registers to determine if regno is valid.
611 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
612 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
614 2005-06-18 Richard Henderson <rth@redhat.com>
616 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
617 for control-altering statements; set it again for returns.
618 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
621 2005-06-18 Richard Henderson <rth@redhat.com>
624 * tree-ssa-pre.c (create_expression_by_pieces): Set
625 DECL_COMPLEX_GIMPLE_REG_P.
626 (insert_into_preds_of_block): Likewise.
628 2005-06-18 Steven Bosscher <stevenb@suse.de>
630 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
632 2005-06-18 Richard Henderson <rth@redhat.com>
634 * expr.c (store_constructor): Use store of 0 to indicate value
635 death instead of a clobber.
637 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
638 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
639 * config/i386/sse.md (reduc_plus_v4sf): New.
640 (reduc_smax_v4sf, reduc_smin_v4sf): New.
642 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
644 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
645 nonnegative values of X.
647 2005-06-18 Uros Bizjak <uros@kss-loka.si>
649 * doc/md.texi (Standard Names): Change insn pattern name
650 from truncM2 to btruncM2 for 'trunc' built-in description.
651 Add rintM2 insn pattern description.
653 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
655 * c-decl.c (locate_old_decl): Add format attribute.
656 (implicit_decl_warning): Likewise.
658 * diagnostic.h (verbatim): Move ...
659 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
660 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
662 2005-06-18 Roger Sayle <roger@eyesopen.com>
665 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
667 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
669 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
671 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
672 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
673 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
674 reduc_plus_optab): New optabs for reduction.
675 * expr.c (expand_expr_real_1): Handle new tree-codes.
676 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
677 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
679 * optabs.c (optab_for_tree_code): Handle new tree-codes.
680 (init_optabs): Initialize new optabs.
681 * genopinit.c (optabs): Define handlers for new optabs.
683 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
684 case of a phi that is marked as relevant. Call vectorizable_reduction.
685 (vect_mark_relevant): Phis may be marked as relevant.
686 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
687 reduction variable in a reduction stmt does not mark its defining phi
688 as relevant. Update documentation accordingly.
689 (vect_can_advance_ivs_p): Skip reduction phis.
690 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
691 additional argument. Handle reduction.
692 (vect_create_destination_var): Update call to vect_get_new_vect_var.
693 Handle non-vector argument.
694 (get_initial_def_for_reduction): New function.
695 (vect_create_epilog_for_reduction): New function.
696 (vectorizable_reduction): New function.
697 (vect_get_new_vect_var): Handle new vect_var_kind.
698 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
699 vectorizable_condition): Update call to vect_get_new_vect_var.
700 (vect_transform_stmt): Call vectorizable_reduction.
701 (vect_update_ivs_after_vectorizer): Skip reduction phis.
702 (vect_transform_loop): Skip if stmt is both not relevant and not live.
703 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
704 (vect_is_simple_reduction): Was empty - added implementation.
705 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
706 (reduc_vec_info_type): New enum vect_def_type value.
707 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
708 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
709 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
711 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
712 ENABLE_CHECKING around gcc_assert.
713 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
714 (vect_do_peeling_for_alignment, vect_transform_loop,
715 vect_get_vec_def_for_operand): Likewise.
717 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
719 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
720 big-endian unnamed __float80 value.
722 2005-06-18 Richard Henderson <rth@redhat.com>
725 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
728 2005-06-17 Richard Henderson <rth@redhat.com>
730 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
731 initialize_original_copy_tables and free_original_copy_tables.
732 (vect_do_peeling_for_alignment): Likewise.
734 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
736 * bb-reorder.c (find_traces_1_round): Use succ block frequency
737 instead of edge frequency for calls to better_edge_p.
739 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
742 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
744 2005-06-17 Steve Ellcey <sje@cup.hp.com>
747 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
749 (PROFILE_BEFORE_PROLOGUE): Undef.
750 (NO_PROFILE_COUNTERS): New.
751 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
752 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
753 (gen_mcount_func_rtx): New.
754 (ia64_profile_hook): New.
755 * config/ia64/ia64.md (ip_value): New.
757 2005-06-17 Devang Patel <dpatel@apple.com>
759 * config/rs6000/predicates.md (s5bit_cint_operand,
760 u5bit_cint_operand): New.
761 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
762 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
763 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
764 5 bit constant check.
766 2005-06-17 Richard Henderson <rth@redhat.com>
768 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
769 properly when moving an initialization insn.
771 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
773 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
775 * configure.ac: Regenerate.
777 2005-06-17 Jan Hubicka <jh@suse.cz>
779 * tree-optimize.c (execute_ipa_pass_list): New.
780 (ipa_passes): Use it.
782 2005-06-16 Richard Henderson <rth@redhat.com>
785 * tree-complex.c (update_phi_components): Avoid no-op moves.
787 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
789 * Makefile.in (cc1-checksum.c): Use
790 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
792 2005-06-16 Geoffrey Keating <geoffk@apple.com>
794 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
797 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
799 (SHLIB_REVISION): Delete.
800 (SHLIB_VERSTRING): Update to compensate.
801 (SHLIB_SONAME): Just use one '.' in the name.
803 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
805 PR tree-optimization/22018
806 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
808 2005-06-16 Richard Henderson <rth@redhat.com>
811 * builtins.c (fold_builtin_complex_mul): Remove.
812 (fold_builtin_complex_div): Remove.
813 (fold_builtin_1): Don't call them.
814 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
815 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
816 (fold_binary): Don't call them. Don't expand complex comparisons to
817 elementary comparisons.
818 * tree-complex.c (init_dont_simulate_again): Enhance search for
819 stmts that require decomposition.
820 (complex_visit_stmt): Handle RETURN_EXPR properly.
821 (create_components): Handle no referenced variables properly.
822 * tree.h (fold_complex_mult_parts): Remove.
823 (fold_complex_div_parts): Remove.
825 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
827 * doc/extend.texi: Document sseregparm target attribute.
828 Clarify fastcall and regparm documentation.
829 * config/i386/i386.h: Adjust float_in_sse documentation.
830 * config/i386/i386.c: Add new target attribute sseregparm.
831 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
833 (ix86_handle_cconv_attribute): ... here. Also handle
834 sseregparm attribute.
835 (ix86_comp_type_attributes): Compare sseregparm attributes.
836 (ix86_function_sseregparm): New function, split out from ...
837 (init_cumulative_args): ... here. Use to decide use
838 of SSE registers and error in case of missing support.
839 (ix86_value_regno): Likewise.
840 (function_arg_advance): Do not bail out for DFmode if we need
841 to pass doubles in registers.
842 (function_arg): Likewise.
844 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
845 Daniel Jacobowitz <dan@codesourcery.com>
846 Alan Modra <amodra.bigpond.net.au>
848 * configure.ac (gcc_version): Set near the beginning.
849 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
850 found in the tree. Use gcc_AC_PROG to find the tools in the system.
851 (objdump): Do not look for it.
852 * Makefile.in (NM_FOR_TARGET): Point to ./nm
853 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
854 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
855 (as, ld, nm): New rules.
856 (libgcc.mk): Depend on them.
857 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
858 gcc_AC_BUILD_EXEEXT): New.
859 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
860 * configure: Regenerate.
862 2005-06-16 Jan Hubicka <jh@suse.cz>
864 * basic-block.h (rtl_bb_info): Break out head_, end_,
865 global_live_at_start, global_live_at_end from ...
866 (basic_block_def): ... here; update all references
868 (init_rtl_bb_info): Declare.
869 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
871 * cfgrtl.c: Include ggc.h
872 (create_basic_block_structure): Init bb info.
873 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
874 (init_rtl_bb_info): New function.
875 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
876 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
877 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
878 (dump_flow_info): Gueard global_live_* dumping.
880 * Makefile.in (cfg.o): Add new dependencies.
881 * basic-block.h (reorder_block_def): Kill
882 original/copy/duplicated/copy_number fields.
883 (BB_DUPLICATED): New flag.
884 (initialize_original_copy_tables, free_original_copy_tables,
885 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
886 * cfg.c: Include hashtab.h and alloc-pool.h
887 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
888 (htab_bb_copy_original_entry): New struct.
889 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
890 (initialize_original_copy_tables, free_original_copy_tables,
891 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
893 * cfghooks.c (duplicate_block): Update original/copy handling.
894 * cfglayout.c (fixup_reorder_chain): Likewise.
895 (cfg_layout_initialize): Initialize orignal_copy tables.
896 (cfg_layout_finalize): FInalize original_copy tables.
897 (can_copy_bbs_p): Use BB_DUPLICATED flag.
898 (copy_bbs): Likewise.
899 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
900 (duplicate_loop_to_header_edge): Likewise; update handling of
902 (loop_version): Likewise.
903 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
904 * except.c (expand_resx_expr): Check that reg->resume is not set.
905 * loop-unroll.c (unroll_loop_constant_iterations,
906 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
907 copy/original handling.
908 * loop-unwitch.c (unswitch_loop): Likewise.
909 * tree-cfg.c (create_bb): Do not initialize RBI.
910 (disband_implicit_edges): Do not kill RBI.
911 (add_phi_args_after_copy_bb): Use new original/copy mapping.
912 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
913 (tree_duplicate_sese_region): Update original/copy handling.
914 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
915 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
916 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
918 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
921 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
922 integer types whos ranges are different are not useless.
924 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
927 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
930 2005-06-15 Diego Novillo <dnovillo@redhat.com>
932 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
934 (dump_sa_points_to_info): Make extern.
935 (debug_sa_points_to_info): New.
936 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
938 (dump_sa_points_to_info): Declare.
939 (debug_sa_points_to_info): Declare.
941 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
943 * c-tree.h (default_function_array_conversion): Declare.
944 * c-typeck.c (default_function_array_conversion): Export. Correct
946 (default_conversion): Do not call
947 default_function_array_conversion. Do not allow FUNCTION_TYPE.
948 (build_function_call): Call default_function_array_conversion on
950 (convert_arguments): Do not call it on the function arguments.
951 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
952 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
953 address of ARRAY_REF.
954 (build_compound_expr): Do not call
955 default_function_array_conversion.
956 (build_c_cast): Do not call default_function_array_conversion.
957 (convert_for_assignment): Do not call default_conversion.
958 (digest_init): Call default_function_array_conversion to convert
959 string constants and compound literals to pointers, but not
961 (output_init_element): Likewise.
962 (build_asm_expr): Do not call default_function_array_conversion.
963 (c_process_expr_stmt): Likewise.
964 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
966 * c-parser.c (c_parser_expression_conv): New.
967 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
968 argument. All callers changed. Call
969 default_function_array_conversion if convert_p.
970 (c_parser_initializer, c_parser_initval): Call
971 default_function_array_conversion except for string constants and
973 (c_parser_initelt): Call default_function_array_conversion for
974 ObjC expression received.
975 (c_parser_statement_after_labels): Call c_parser_expression_conv
976 for return and expression statements.
977 (c_parser_paren_condition, c_parser_for_statement,
978 c_parser_conditional_expression): Call c_parser_expression_conv.
979 (c_parser_expr_no_commas, c_parser_conditional_expression,
980 c_parser_binary_expression, c_parser_cast_expression,
981 c_parser_unary_expression): Call
982 default_function_array_conversion.
984 2005-06-15 Diego Novillo <dnovillo@redhat.com>
986 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
987 when the result overflows.
989 2005-06-15 David Ung <davidu@mips.com>
991 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
994 2005-06-15 Richard Sandiford <richard@codesourcery.com>
996 * doc/invoke.texi (-mips16): Fix typo.
998 2005-06-15 David Ung <davidu@mips.com>
1000 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
1001 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
1002 Changed expand condition to exclude generating of "and" if
1003 GENERATE_MIPS16E is true.
1004 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
1005 matching mips16e zeb/zeh.
1006 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
1008 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
1010 * doc/invoke.texi (MIPS Options): Add comment to -mips16
1011 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
1013 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1016 * tree-vrp.c (vrp_int_const_binop): New.
1017 (extract_range_from_binary_expr): Call it.
1018 Unify handling division and multiplication.
1020 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
1022 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
1024 * c-common.c (same_scalar_type_ignoring_signedness): New.
1026 * c-typeck.c (build_binary_op): Check compatability of vector
1027 types. Move error report after switch.
1028 Do not clobber code[01] on *_DIV_EXPR case.
1030 * testsuite/gcc.dg/simd-1.c: Update error messages.
1031 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
1033 * testsuite/gcc.dg/simd-2.c: Update error messages.
1034 * testsuite/gcc.dg/simd-4.c: New.
1036 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1038 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
1039 * local-alloc.c: Include "ggc.h" and "reload.h".
1040 (struct equivalence): New member is_arg_equivalence.
1041 (local_alloc): Always call update_equiv_regs.
1042 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
1043 Detect equivalences made by stores to memory in a second pass.
1044 Return early if not optimizing.
1045 Initialize reg_equiv_init for all equivalences; treat equivalences for
1046 REG_EQUIV notes existing before this pass specially.
1047 (no_equiv): Don't clear reg_equiv_init or remove notes if the
1048 is_arg_equivalence field is set.
1049 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
1050 * reload1.c (reg_equiv_init): No longer static.
1051 (reg_equiv_init_size): New variable.
1052 (reload): Don't allocate reg_equiv_init; don't free it when done but
1054 Restructure equivalence set up code not to set reg_equiv_init, but to
1055 clear it when we can't use an equivalence.
1056 Undo change disabling equivalences for MEM_READONLY_P memrefs.
1057 Dump equivalencing insns to dump_file.
1059 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1061 * config/mips/mips.c (machine_function): Add varargs_size field.
1062 (mips_setup_incoming_varargs): Store the amount of extra stack space
1063 there rather than in *pretend_size. When saving registers, always
1064 expect virtual_incoming_args_rtx to point to the start of the
1066 (mips_va_start): Remove alignment hack. Handle all
1067 !EABI_FLOAT_VARARGS_P cases in the same way.
1068 (compute_frame_size): Handle varargs_size. Remove the redundant
1069 !TARGET_OLDABI condition in the handling of pretend_args_size.
1070 (mips_initial_elimination_offset): Remove the now-redundant check
1073 2005-06-14 Jeff Law <law@redhat.com>
1075 * tree-vrp.c (local_fold): Remove.
1076 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
1077 DIV/MOD case slightly for readability.
1079 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
1082 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
1083 rather than static objects (!) from libmudflap registration.
1085 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1087 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
1088 (var_ref): Take the option's flags as a second parameter. Check
1090 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
1092 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1095 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
1096 unsigned index numbers.
1098 2005-06-13 Geoffrey Keating <geoffk@apple.com>
1100 * Makefile.in (install-man): Doesn't really depend on installdirs.
1101 (various rules for installing manpages): Do depend on installdirs.
1103 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
1105 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
1106 read_encoded_value_with_base call.
1107 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
1108 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
1109 * unwind-dw2.c (extract_cie_info): Fix aliasing in
1110 read_encoded_value call.
1111 (execute_cfa_program, uw_frame_state_for): Likewise.
1113 2005-06-13 Roger Sayle <roger@eyesopen.com>
1115 PR rtl-optimization/22053
1116 * reg-stack.c (compensate_edge): Correct mistake in the assertion
1117 checking of EDGE_ABNORMAL_CALL edges; complex return values can
1118 result in the top two stack slots, st(0) and st(1), being live.
1120 2005-06-13 Jeff Law <law@redhat.com>
1122 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
1123 simplify DIV, MOD or ABS expressions using VRP information.
1124 Remove WALK_DATA parameter. Prototype and all callers updated.
1125 (eliminate_redundant_computations): Remove WALK_DATA parameter.
1126 Prototype and all callers updated.
1127 (optimize_stmt): WALK_DATA parameter is now unused.
1129 * tree-vrp.c (local_fold): New function. Like fold, but
1130 strips useless type conversions in the result.
1131 (simplify_using_ranges): New function, largely cribbed from
1132 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
1133 (vrp_finalize): Call simplify_using_ranges.
1135 2005-06-13 Mark Mitchell <mark@codesourcery.com>
1137 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
1138 assembler in 64-bit mode.
1140 2005-06-13 David Edelsohn <edelsohn@gnu.org>
1142 Revert scc_operand patch.
1143 * config/rs6000/predicates.md (scc_operand): Delete.
1144 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
1146 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
1149 * fold-const.c (split_address_to_core_and_offset): Always return
1150 the address of the base object.
1152 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1154 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
1156 2005-06-12 Richard Henderson <rth@redhat.com>
1159 * tree-complex.c (update_complex_components_on_edge): New.
1160 (update_parameter_components): Use it.
1161 (update_phi_components): Likewise.
1162 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
1164 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1166 PR tree-optimization/14796
1167 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
1170 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
1172 * cgraphunit.c, tree-ssa-loop-ivopts.c,
1173 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
1174 config/sparc/sparc.c: Fix comment typos.
1176 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
1178 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
1179 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
1180 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
1181 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
1183 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1185 PR tree-optimization/14796
1186 * fold-const.c (fold_binary): Transform (A >> C) << C into
1188 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
1190 2005-06-11 Geoffrey Keating <geoffk@apple.com>
1192 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
1193 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
1195 (reg_or_sub_cint_operand): Likewise.
1196 (mask_operand): Handle DImode.
1197 (mask64_operand): Delete.
1198 (and64_operand): Delete.
1199 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
1200 instead of mask64_operand.
1201 (print_operand): Likewise.
1202 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
1203 reg_or_sub_cint_operand instead of *64_* variants.
1204 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
1205 instead of mask64_operand.
1206 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
1210 (add<mode>3): Use reg_or_add_cint_operand.
1212 (sub<mode>3): Use reg_or_sub_cint_operand.
1213 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
1214 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
1215 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
1216 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
1217 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
1218 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
1219 various unnamed patterns): New.
1220 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
1221 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
1222 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
1223 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
1224 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
1225 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
1226 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
1227 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
1228 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
1231 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1233 * rtl.h (to_rtx_code): Remove.
1234 * machmode.h (to_machine_mode): Likewise.
1235 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
1237 (apply_mode_maps): Likewise.
1238 (read_rtx_1): Likewise.
1239 (apply_code_macro): Replace to to_rtx_code with explicit cast.
1240 (check_code_macro): Likewise.
1241 (read_rtx_1): Likewise.
1243 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1245 * c-typeck.c (convert_for_assignment): Avoid checking
1246 OPT_Wc___compat, as it is always true.
1248 2005-06-11 David Edelsohn <edelsohn@gnu.org>
1250 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
1252 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1254 Fix PR tree-optimization/22005
1255 Fix PR tree-optimization/22025
1257 * tree-ssa-structalias.c (struct variable_info): Add has_union
1259 (create_variable_info_for): Mark variables containing unions.
1260 Don't sort the field stack if notokay is true.
1261 (find_what_p_points_to): Convert variables containing unions back
1262 to their SFT's if necessary.
1264 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1266 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
1267 is an INTEGER_CST before calling int_cst_value.
1269 2005-06-10 Uros Bizjak <uros@kss-loka.si>
1272 * config/i386/i386.c (ix86_function_value_regno_p): Return true
1273 for FIRST_MMX_REG if TARGET_MMX.
1274 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
1276 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
1277 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
1279 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1281 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
1282 and access function against chrec_dont_know.
1284 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1286 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
1288 (exit_phi_for_loop_p): New function.
1289 (can_put_in_inner_loop): Ditto.
1290 (can_convert_to_perfect_nest): Ditto.
1291 (perfect_nestify): Create iv with right type.
1292 Rewrite statements in correct order.
1294 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
1296 * tree-ssa-alias.c (new_type_alias): Use existing type
1297 tag if VAR has just one in its may_aliases list.
1299 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
1301 * rs6000/predicates.md (scc_operand): New.
1302 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
1304 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
1306 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
1307 dependence-distance modulo VF is 0 are recorded in the
1308 SAME_ALIGN_REFs VEC in each DR.
1309 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
1310 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
1311 DR we want to peel for, is set to 0.
1312 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
1313 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
1315 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
1316 (_stmt_vec_info): Added new field same_align_refs.
1317 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
1319 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
1321 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
1323 2005-06-10 Alan Modra <amodra@bigpond.net.au>
1325 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
1326 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
1327 * config/rs6000/rs6000.c (output_function_profiler): Obey
1328 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
1329 for -fPIC. Delete save_lr and substitute its value into strings.
1331 2005-06-09 Dale Johannesen <dalej@apple.com>
1333 * config/i386/i386.c (optimization_options): Make -fno-math-errno
1334 the default on Darwin.
1335 * config/rs6000/rs6000.c (optimization_options): Ditto.
1336 * doc/invoke.texi (-fno-math-errno): Document.
1338 2005-06-09 Dale Johannesen <dalej@apple.com>
1340 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
1341 Change to TARGET_INVALID_WITHIN_DOLOOP.
1343 2005-06-09 David Edelsohn <edelsohn@gnu.org>
1345 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
1346 * config/rs6000/predicates.md (scc_eq_operand): New.
1348 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1350 * config/sh/sh.md (mextr_rl): Set buffer size properly.
1351 (*mextr_lr): Likewise.
1353 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
1356 * c.opt (Wc++-compat): New.
1357 * doc/invoke.texi (-Wc++-compat): Document.
1358 * c-typeck.c (convert_for_assignment): Check for implicit
1359 conversion void* -> T*.
1361 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
1363 * machmode.h (to_machine_mode): New.
1364 * rtl.h (to_rtx_code): Likewise.
1365 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
1366 (print_c_condition): Convert return value of htab_find().
1367 (apply_code_macro): Add explicit cast when convertin to enums.
1368 (apply_mode_maps): Likewise.
1369 (check_code_macro): Likewise.
1370 (read_rtx_1): Likewise.
1372 2005-06-09 Richard Henderson <rth@redhat.com>
1374 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
1375 Use SCALAR_FLOAT_MODE_P.
1376 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
1377 (fselect): Rename from fpcmp; use %F.
1380 2005-06-09 Jan Hubicka <jh@suse.cz>
1382 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
1383 local statics when doing unit-at-a-time.
1384 (cgraph_varpool_assemble_pending_decls): Output debug info.
1385 * dwarf2out.c (decls_for_scope): Skip local statics.
1386 (dwarf2out_decl): Handle local statics.
1387 * passes.c (rest_of_decl_compilation): Do not differentiate
1388 local and global statics in unit-at-a-time.
1389 * tree-inline.c (remap_decls): Put local static into
1390 unexpanded_vars_list rather than introducing duplicated VAR_DECL
1393 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
1395 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
1398 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
1400 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
1401 * tree-flow.h (find_what_p_points_to): Add prototype.
1402 (push_fields_onto_fieldstack): Ditto.
1403 (sort_fieldstack): Ditto.
1404 * tree-optimize.c (init_tree_optimization_passes): Add
1405 pass_build_pta and pass_del_pta.
1406 * tree-pass.h (pass_build_pta): New structure.
1407 (pass_del_pta): Ditto.
1408 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
1409 using new alias analyzer.
1410 (push_fields_onto_fieldstack): Removed from here.
1411 (bitpos_of_field): Ditto.
1412 (fieldoff_compare): Ditto.
1413 * tree-ssa-structalias.c: New file.
1414 * tree-ssa-structalias.h: Ditto.
1416 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
1418 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
1421 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1423 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
1424 * config/bfin/bfin.h (enum bfin_builtins): ... here.
1426 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
1428 * target.h (insn_valid_within_doloop): Rename into
1429 "invalid_within_doloop". Change return type to "const char *".
1431 * targhooks.h (default_insn_valid_within_doloop): Rename into
1432 "default_invalid_within_doloop".
1433 * targhooks.c (default_insn_valid_within_doloop): Likewise.
1435 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
1436 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
1437 "default_invalid_within_doloop".
1438 * hooks.c (hook_constcharptr_rtx_null): New function.
1439 (hook_bool_rtx_true): Remove.
1440 * hooks.h (hook_constcharptr_rtx_null): Declare.
1441 (hook_bool_rtx_true): Remove.
1442 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
1443 "invalid_within_doloop" and print error message if non-null.
1445 * doc/tm.texi: Update documentation.
1446 * config/s390/s390.c: Adjust to new hook name and new default hook.
1447 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
1448 into "rs6000_invalid_within_doloop".
1449 (rs6000_invalid_within_doloop): Change return type to "static const
1450 char *" and replace return values. Update Comment.
1452 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1454 * config/bfin/bfin.opt (mlong-calls): New.
1455 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
1456 if TARGET_LONG_CALLS.
1458 2005-06-09 Richard Henderson <rth@redhat.com>
1461 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
1462 (struct tree_decl): Add gimple_reg_flag.
1463 * integrate.c (copy_decl_for_inlining): Copy it.
1464 * gimplify.c (internal_get_tmp_var): Set it.
1465 (gimplify_bind_expr): Likewise.
1466 (gimplify_function_tree): Likewise.
1467 (gimplify_modify_expr_complex_part): New.
1468 (gimplify_modify_expr): Use it.
1469 * tree-gimple.c (is_gimple_reg_type): Allow complex.
1470 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1472 * tree-complex.c (complex_lattice_t): New.
1473 (complex_lattice_values, complex_variable_components): New.
1474 (some_nonzerop, find_lattice_value, is_complex_reg,
1475 init_parameter_lattice_values, init_dont_simulate_again,
1476 complex_visit_stmt, complex_visit_phi, create_components,
1477 update_complex_components, update_parameter_components,
1478 update_phi_components, update_all_vops, expand_complex_move): New.
1479 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1481 (update_complex_assignment): Use update_complex_components;
1482 handle updates of return_expr properly.
1483 (expand_complex_addition): Use complex lattice values.
1484 (expand_complex_multiplication): Likewise.
1485 (expand_complex_division): Likewise.
1486 (expand_complex_libcall): Use update_complex_components.
1487 (expand_complex_comparison): Use update_stmt.
1488 (expand_complex_operations_1): Use expand_complex_move, retrieve
1490 (tree_lower_complex): Compute lattice values.
1491 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1492 (pass_lower_complex_O0): Rename from pass_lower_complex.
1493 (pass_lower_complex, gate_no_optimization): New.
1494 * tree-optimize.c (init_tree_optimization_passes): Update for
1495 complex pass changes.
1496 * tree-pass.h (pass_lower_complex_O0): Declare.
1498 2005-06-08 Dale Johannesen <dalej@apple.com>
1500 * config/darwin.c (darwin_binds_local_p): New.
1501 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1502 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1503 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1504 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1506 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1508 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1509 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1510 rs6000_sched_restricted_insns_priority_str,
1511 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1513 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1515 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1516 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1517 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1518 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1520 2005-06-08 Richard Henderson <rth@redhat.com>
1522 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1523 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1524 Emit out3 load right after alloc.
1526 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1528 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1529 rs6000_explicit_options.
1531 2005-06-08 Richard Henderson <rth@redhat.com>
1533 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1534 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1536 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1538 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1540 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1543 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1546 * config/sparc/sparc.c (sparc_fold_builtin): New function
1547 (sparc_vis_mul8x16): New function.
1548 (sparc_handle_vis_mul8x16): New function.
1549 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1551 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1553 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1555 (call_indirect_nonlocal_aix64): Same.
1556 (call_value_indirect_nonlocal_aix32): Same.
1557 (call_value_indirect_nonlocal_aix64): Same.
1560 (eq): Use CLZ splitter for compare with zero.
1562 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1564 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1565 everything larger than 8 bytes in memory.
1567 * config/bfin/bfin.h (enum bfin_builtins): New.
1568 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1570 (csync, ssync): New insn patterns.
1571 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1573 (def_builtin): New macro.
1574 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1576 From Jie Zhang <jie.zhang@analog.com>
1577 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1578 behavior of the native assembler in VDSP. So change accordingly.
1580 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1582 * tree-data-ref.c (compute_estimated_nb_iterations,
1583 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1584 analyze_subscript_affine_affine, find_data_references_in_loop):
1585 Fixed to use chrec_contains_undetermined to test the values of
1586 loop->estimated_nb_iterations.
1587 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1588 Compute the estimation only when loop->estimated_nb_iterations
1589 has not yet been initialized.
1590 (convert_step_widening, scev_probably_wraps_p): Add a call to
1591 estimate_numbers_of_iterations_loop.
1592 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1594 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1597 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1598 DWARF2_DEBUGGING_INFO section.
1600 2005-06-08 Richard Henderson <rth@redhat.com>
1603 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1605 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1608 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1609 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1610 (TARGET_ASM_OUT): Add it.
1611 * doc/tm.texi (Debugging Info): Document it.
1612 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
1613 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
1614 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1615 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1616 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1617 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1618 (gen_inlined_tls_plt): Remove unused variable MEM.
1619 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1620 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1621 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1622 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1624 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1625 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1626 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1627 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1629 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1630 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1631 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1632 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1634 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1635 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1636 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1637 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1639 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1640 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1641 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1642 (TARGET_GNU_TLS): Define to 1.
1643 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1644 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1646 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1647 if TARGET_GNU_TLS only.
1648 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1650 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1651 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1653 2005-06-07 Dale Johannesen <dalej@apple.com>
1655 * config/i386/i386.md (movqi_1): Fix case where source
1656 is memory and destination EDI.
1658 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1660 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1662 2005-06-07 Eric Christopher <echristo@redhat.com>
1664 * system.h: Poison EXTRA_CC_MODES.
1665 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1666 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1667 * doc/md.texi (Jump Patterns): Replace reference to
1668 EXTRA_CC_MODES with machine-modes.def.
1669 * doc/rtl.texi (Machine Modes): Ditto.
1671 2005-06-07 Richard Henderson <rth@redhat.com>
1673 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1674 (assemble_start_function): Fix strcmp confusion.
1676 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1678 * config/i386/i386.h (enum ix86_entity): New.
1679 (enum ix86_stack_slot): New.
1680 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1681 ix86_optimize_mode_switching[] array.
1682 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1683 (MODE_NEEDED): Use ix86_mode_needed() function.
1684 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1686 (struct machine_function): Use optimize_mode_switching[] array.
1688 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1689 (ix86_mode_needed): New function.
1690 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1691 correct stack positions for stored control words.
1692 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1693 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1695 [IX86_BUILTIN_STMXCSR]: Same.
1697 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1698 (emit_i387_cw_initialization): Change prototype.
1699 (ix86_mode_needed): New prototype.
1701 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1702 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1703 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1704 (*fist<mode>2_ceil_1): Change constant in call to
1705 assign_386_stack_local to SLOT_TEMP.
1706 (*fix_trunc<mode>_i387_1): Change constant in call to
1707 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1708 Use new ix86_optimize_mode_switching[] array.
1709 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1710 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1711 Use new ix86_optimize_mode_switching[] array.
1712 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1713 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1714 Use new ix86_optimize_mode_switching[] array.
1715 (frndintxf2_trunc): Change constants in call to
1716 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1717 Use new ix86_optimize_mode_switching[] array.
1718 (frndintxf2_mask_pm): Change constants in call to
1719 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1720 Use new ix86_optimize_mode_switching[] array.
1722 (define_peephole2): Change constant from 17 to FLAGS_REG;
1724 2005-06-07 Richard Henderson <rth@redhat.com>
1727 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1729 2005-06-07 Dale Johannesen <dalej@apple.com>
1731 * tree-nested.c (finalize_nesting_tree_1): Disable
1732 warn_padded around layout_type call.
1734 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1736 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1739 2005-06-07 Eric Christopher <echristo@redhat.com>
1741 * config/mips/predicates.md: Revert previous patch.
1743 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1746 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1749 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1751 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1752 (thread_stats): New local variable.
1753 (redirect_edges): Increment count of threaded edges.
1754 (thread_through_all_blocks): Initialize thread_stats.
1755 Display number of threaded jumps if TDF_STATS is enabled.
1757 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1759 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1760 the current bit index with no modulo.
1762 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1764 PR 18403 and meta PR 21861.
1765 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1766 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1767 (evolution_function_is_invariant_rec_p,
1768 evolution_function_is_invariant_p): New.
1769 (chrec_convert): Use an extra parameter AT_STMT for refining the
1770 information that is passed down to convert_step. Integrate the
1771 code that was in count_ev_in_wider_type.
1772 * tree-chrec.h (count_ev_in_wider_type): Removed.
1773 (chrec_convert): Modify its declaration.
1774 (evolution_function_is_invariant_p): Declared.
1775 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1776 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1777 (scev_probably_wraps_p): Declared.
1778 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1779 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1780 Use an extra parameter AT_STMT for refining the information that is
1781 passed down to convert_step.
1782 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1783 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1785 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1786 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1787 can_count_iv_in_wider_type to use convert_step.
1788 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1789 code that is independent of the loop over the known iteration
1790 bounds to convert_step_widening, the rest is moved to
1791 proved_non_wrapping_p.
1792 (scev_probably_wraps_p): New.
1793 (can_count_iv_in_wider_type): Renamed convert_step.
1794 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1795 Use scev_probably_wraps_p for computing init_is_max.
1796 (vrp_visit_assignment): Pass the current analyzed statement to
1797 adjust_range_with_scev.
1798 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1799 information provided by scev analyzer.
1801 2005-06-07 Eric Christopher <echristo@redhat.com>
1803 * config/mips/predicates.md (sleu_operand): Use
1804 IN_RANGE to specify range of operand.
1806 2005-06-07 Steven Bosscher <stevenb@suse.de>
1808 PR tree-optimization/21847
1809 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1810 -fnon-call-exceptions, also mark statements inherently
1811 necessary if they may throw.
1813 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1815 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1816 ("type"): Add "sem" to 'type' attribute.
1817 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1818 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1819 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1820 "*sync_compare_and_swap_ccsi"): New patterns.
1821 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1822 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1823 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1824 (s390_emit_compare): Do not emit comparison again after cas.
1825 * config/s390/s390.h (s390_compare_emitted): Declare.
1827 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1829 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1830 sbitmap_iter_cond, sbitmap_iter_next): New.
1831 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1832 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1833 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1834 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1836 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1838 * tree-ssa-address.c: New file.
1839 * Makefile.in (tree-ssa-address.o): Add.
1840 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1841 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1842 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1843 * tree-flow.h (struct mem_address): New.
1844 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1845 (create_mem_ref, addr_for_mem_ref, get_address_description,
1846 maybe_fold_tmr, multiplier_allowed_in_address_p,
1847 multiply_by_cost): Declare.
1848 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1849 * tree-pretty-print.c (dump_generic_node): Ditto.
1850 * tree-ssa-loop-im.c (for_each_index): Ditto.
1851 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1852 find_interesting_uses_address): Ditto.
1853 (rewrite_address_base, build_addr_strip_iref): Removed.
1854 (struct affine_tree_combination): Moved to tree-flow.h.
1855 (get_ref_tag, copy_ref_info): New functions.
1856 (rewrite_use_address): Produce TARGET_MEM_REFs.
1857 (tree_ssa_iv_optimize): Do not call update_ssa
1858 and rewrite_into_loop_closed_ssa.
1859 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1860 build_addr_strip_iref.
1861 (unshare_aff_combination): New function.
1862 (fold_affine_sum): Removed.
1863 (get_computation_at): Use get_computation_aff. Unshare the result.
1864 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1865 (multiply_by_cost): Exported.
1866 (get_address_cost): Use multiplier_allowed_in_address_p.
1867 * tree-ssa-operands.c (get_tmr_operands): New function.
1868 (get_expr_operands): Handle TARGET_MEM_REFs.
1869 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1870 (build): Handle 7 arguments.
1871 (build7_stat): New function.
1872 * tree.def (TARGET_MEM_DEF): New.
1873 * tree.h (REF_ORIGINAL): Removed.
1874 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1875 TMR_TAG, build7): New macros.
1876 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1877 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1878 * doc/c-tree.texi: Document TARGET_MEM_REF.
1879 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1881 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1884 * dwarf2out.c (add_loc_descr_op_piece): New function.
1885 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1886 loc_descriptor): Use it.
1887 * var-tracking.c: Include regs.h and expr.h.
1888 (emit_note_insn_var_location): Skip over pieces where offset
1889 is smaller than previous offset plus previous piece mode size.
1890 Optimize adjacent hard registers or memory locations.
1891 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1893 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1895 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1897 * gimplify.c (gimplify_cond_expr): No need to fix up the
1900 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1902 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1905 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1907 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1908 'stwux' instructions that are considered to be stack decrements.
1910 * rtlanal.c (subreg_offset_representable_p): Handle objects
1913 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1915 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1916 in call to pre_edge_lcm.
1918 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1920 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1921 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1922 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1924 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1925 dwarf register number for SHmedia.
1926 (shmedia_fallback_frame_state): New.
1927 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1929 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1931 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1933 * c-lex.c (lex_string): Use XOBFINISH.
1934 * collect2.c (extract_string, dump_file): Likewise.
1935 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1936 * gcc.c (init_spec, build_search_list, convert_filename,
1937 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1938 * genpreds.c (write_predicate_subfunction): Likewise.
1939 * genflags.c (main): Likewise.
1940 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1941 join_c_conditions, read_quoted_string, read_braced_string,
1942 read_rtx_1): Likewise.
1943 * stringpool.c (ggc_alloc_string): Likewise.
1944 * tlink.c (obstack_fgets, recompile_files): Likewise.
1946 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1948 * intl.h (G_): New macro.
1949 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1950 instead of msgid for argument name.
1951 * tree-ssa.c (warn_uninit): Likewise.
1952 * c-parser.c (c_parser_error): Likewise.
1953 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1954 * config/darwin-c.c (BAD): Likewise.
1955 * config/c4x/c4x-c.c (BAD): Likewise.
1956 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1957 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1958 * c-common.c (c_parse_error): Likewise.
1959 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1960 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1962 (fnotice): Use cmsgid instead of msgid for argument name.
1963 * gcov.c (fnotice): Likewise.
1964 * protoize.c (notice): Likewise.
1965 * final.c (output_operand_lossage): Likewise.
1966 * gcc.c (fatal, notice): Likewise.
1967 (error): Use gmsgid instead of msgid for argument name.
1968 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1969 of msgid for argument name.
1970 (error): Use gmsgid instead of msgid for argument name.
1971 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1973 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1974 * tree-inline.c (inline_forbidden_p_1): Likewise.
1975 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1976 conventions for marking translations.
1977 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1979 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1982 * fold-const.c (operand_equal_p): Don't return 1, if element
1983 chains for 2 VECTOR_CSTs are not the same length.
1986 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1987 not all VECTOR_CST elements are given.
1989 * combine.c (try_combine): Use hard_regno_nregs array instead of
1990 HARD_REGNO_NREGS macro.
1991 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1992 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1993 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1995 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1997 * tree-ssa-reassoc.o: New.
1998 (OBJS-common): Add tree-ssa-reassoc.o
1999 * timevar.def: Add TV_TREE_REASSOC
2000 * tree-optimize.c (pass_reassoc): Add call.
2001 * tree-pass.h (pass_reassoc): Add.
2002 * tree-ssa-reassoc.c: New file.
2004 2005-06-06 Eric Christopher <echristo@redhat.com>
2007 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
2009 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2011 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
2012 HAVE_GAS_MAX_SKIP_P2ALIGN.
2013 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
2015 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2017 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
2018 getopt.h dependency.
2019 (mips-tdump.o): Likewise.
2021 2005-06-06 Jan Hubicka <jh@suse.cz>
2023 * predict.c (tree_predict_edge): Don't drop useless predictions;
2024 check that it is not called too late in the game.
2025 (gate_estimate_probability): New gate.
2026 (pass_profile): Gate.
2027 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
2028 predictions; update CFG instead.
2029 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
2031 2005-06-06 Jie Zhang <jie.zhang@analog.com>
2033 * config.gcc (bfin*-uclinux*): New.
2034 * config/bfin/uclinux.h: New file.
2036 2005-06-06 Ben Elliston <bje@au.ibm.com>
2038 * doc/md.texi (Insn Splitting): Fix some wording.
2040 2005-06-05 David Edelsohn <edelsohn@gnu.org>
2042 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
2043 (rs6000_emit_swdivdf): New function.
2044 * config/rs6000/rs6000.md (fres): New pattern.
2045 (divsf3): Add approximation through rs6000_emit_swdivsf.
2046 (fred): New pattern.
2047 (divdf3): Add approximation through rs6000_emit_swdivdf.
2048 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
2049 (rs6000_emit_swdivdf): Declare.
2050 * config/rs6000/rs6000.opt (mswdiv): New option.
2051 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
2053 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
2055 PR tree-optimization/21846
2056 * tree-cfg.c (replace_uses_by): Update information stored at loops.
2057 * tree-flow.h (substitute_in_loop_info): Declare.
2058 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
2059 Ensure that chrec_dont_know and chrec_known have a type.
2060 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
2062 2005-06-05 Steven Bosscher <stevenb@suse.de>
2064 * config/i386/i386.c (x86_use_loop): Remove.
2065 * config/i386/i386.h (x86_use_loop): Remove extern decl.
2066 (TARGET_USE_LOOP): Remove.
2067 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
2068 Also remove related define_splits.
2070 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
2072 * tree-flow.h (stmt_ann_d): Move aux to ...
2073 (tree_ann_common_d): ... here.
2074 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2075 move_computations_stmt, schedule_sm): Update references to
2077 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2078 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2079 call to set_stmt_info.
2080 (vect_transform_loop): Likewise.
2081 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
2084 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
2086 (vect_mark_relevant): Takes two additional arguments - live_p and
2087 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
2088 (vect_stmt_relevant_p): Differentiate between a live stmt and a
2089 relevant stmt. Return two values = live_p and relevant_p.
2090 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
2091 vect_stmt_relevant_p with additional arguments. Phis are no longer
2092 put into the worklist (analyzed seperately in analyze_scalar_cycles).
2093 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
2094 stmt that is marked as irrelevant and live, cause it's only used out
2095 side the loop, may need to be vectorized (e.g. reduction).
2096 (vect_analyze_operations): Examine phis. Call
2097 vectorizable_live_operation for for LIVE_P stmts. Check if
2099 (vect_analyze_scalar_cycles): Update documentation. Don't fail
2100 vectorization - just classify the scalar cycles created by the loop
2101 phis. Call vect_is_simple_reduction.
2102 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
2103 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2104 call to set_stmt_info.
2105 (vect_get_vec_def_for_operand): Code reorganized - the code that
2106 classifies the type of use was factored out to vect_is_simple_use.
2107 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
2108 additional arguments.
2109 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
2110 and computes a loop_vec_def.
2111 (vectorizable_operation, vectorizable_load, vectorizable_condition):
2113 (vectorizable_live_operation): New.
2114 (vect_transform_stmt): Handle LIVE_P stmts.
2115 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
2116 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
2117 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
2118 (vect_is_simple_use): Determine the type of the def and return it
2119 in a new function argument. Consider vect_reduction_def and
2120 vect_induction_def, but for now these are not supported.
2121 (vect_is_simple_reduction): New. Empty for now.
2122 * tree-vectorizer.h (vect_def_type): New enum type.
2123 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
2124 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
2125 (vect_is_simple_use): New arguments added to function declaration.
2126 (vect_is_simple_reduction): New function declaration.
2127 (vectorizable_live_operation): New function declaration.
2129 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
2130 (vect_can_advance_ivs_p): Likewise.
2131 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
2133 2005-06-05 Eric Christopher <echristo@redhat.com>
2135 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
2137 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
2140 * config/mmix/mmix.md ("*movdicc_real_foldable")
2141 ("*movdfcc_real_foldable", "*bCC_foldable")
2142 ("*bCC_inverted_foldable"): Specify DImode for register being
2145 2005-06-04 Roger Sayle <roger@eyesopen.com>
2147 * reg-stack.c (struct block_info_def): Correct grammar typo.
2148 (compensate_edge): Clean-up. Perform as little work as possible
2149 when src and dest stacks match. Avoid modifying block_info.
2150 Reorder and simplify assertion checks. Avoid unnecessary copying
2151 of regstack structure.
2152 (convert_regs_1): Set the done flag here...
2153 (convert_regs_2): ... instead of here.
2155 2005-06-04 Dale Johannesen <dalej@apple.com>
2157 * config/rs6000/rs6000.c (no_global_regs_above): New.
2158 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
2159 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
2160 (rs6000_conditional_register_usage): Don't put Darwin PIC
2161 register in global_regs.
2162 (rs6000_stack_info): Don't set lr_save_p just because Darwin
2164 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
2165 if not done by lr_save_p.
2166 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
2167 Use rotate instead of ashift.
2168 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
2169 (call_value_indirect_nonlocal_sysv): Ditto.
2171 2005-06-04 Jan Hubicka <jh@suse.cz>
2173 * cgraphunit.c (cgraph_reset_node): Break out from ...
2174 (cgraph_finalize_function): ... here.
2175 (cgraph_finalize_compilation_unit): Reset nodes where backend
2178 2005-06-04 Richard Henderson <rth@redhat.com>
2181 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
2182 until we've passed initial ldgp.
2184 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
2186 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
2187 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
2188 * expr.c (expand_var): Ditto.
2189 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
2190 * gimplify.c (gimplify_decl_expr): Ditto.
2191 (gimplify_expr): Ditto.
2192 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
2193 * tree.c (value_expr_for_decl): New.
2194 (print_value_expr_statistics): New.
2195 (init_ttree): Init value_expr_for_decl.
2196 (decl_value_expr_lookup): New.
2197 (decl_value_expr_insert): Ditto.
2198 (copy_node_stat): Copy DECL_VALUE_EXPR status.
2199 * tree.h (DECL_VALUE_EXPR): Use hashtable.
2200 (SET_DECL_VALUE_EXPR): New.
2201 (DECL_HAS_VALUE_EXPR_P): New.
2203 2005-06-04 Steven Bosscher <stevenb@suse.de>
2205 * lcm.c: Move all mode-switching related functions from here...
2206 * mode-switching.c: ...to this new file.
2207 * doc/passes.texi: Update accordingly.
2209 * basic-block.h (label_value_list): Remove extern decl.
2210 * cfgrtl.c (label_value_list): Remove.
2211 (can_delete_label_p): Don't look at it.
2212 * cfgcleanup.c (cleanup_cfg): Don't free it.
2214 * common.opt: Don't refer to non-existing flag_alias_check.
2216 2005-06-04 David Edelsohn <edelsohn@gnu.org>
2218 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
2220 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
2222 * function.c (prologue, epilogue, sibcall_epilogue): Change
2223 their types to VEC(int,heap)*.
2224 (free_after_compilation): Free the three vectors above.
2225 (init_function_for_compilation, record_insns, contains,
2226 prologue_epilogue_contains, sibcall_epilogue_contains,
2227 reposition_prologue_and_epilogue_notes): Use VEC instead of
2228 VARRAY. (init_function_once): Remove.
2229 * function.h: Remove the prototype for init_function_once.
2230 * toplev.c (backend_init): Don't call init_function_once.
2232 2005-06-04 Jan Hubicka <jh@suse.cz>
2234 * predict.c (tree_predict_edge): Do not predict entry edge and
2235 single succestor edge.
2237 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
2240 * c-typeck.c (push_init_level): Don't pop levels without braces if
2243 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
2245 * tree-data-ref.c (compute_self_dependence): New function.
2246 (compute_all_dependences): Use it.
2248 2005-06-03 Geoffrey Keating <geoffk@apple.com>
2250 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
2251 (c_parser_expr_list): Don't use chainon().
2253 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
2254 when -isysroot passed.
2256 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2259 * c-decl.c (start_function): Restore label_context_stack_se and
2260 label_context_stack_vm if returning with an error.
2262 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2264 * configure.ac: Check declaration for asprintf, needed by
2266 * configure: Regenerate.
2267 * config.in: Likewise.
2269 2005-06-03 Diego Novillo <dnovillo@redhat.com>
2271 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
2272 allocate info array.
2273 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
2274 range to varying in cast expressions that change
2277 2005-06-03 Eric Christopher <echristo@redhat.com>
2279 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
2282 2005-06-03 Jan Hubicka <jh@suse.cz>
2284 * basic-block.h (remove_predictions_associated_with_edge): Declare.
2285 * cfg.c (remove_edge): Use it.
2286 * predict.c (remove_predictions_associated_with_edge): New function.
2288 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
2290 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2291 Clear call_realy_used_regs[r2] when ABI_AIX.
2293 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
2296 * fold-const.c (fold_binary): Fix type mismatches in folding
2299 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2301 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
2304 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2306 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
2308 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2310 * reload1.c (reload): Revert my previous patch.
2312 2005-06-03 Nick Clifton <nickc@redhat.com>
2314 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
2317 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2319 PR tree-optimization/21849
2320 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
2322 2005-06-02 Richard Henderson <rth@redhat.com>
2324 * Makefile.in (tree-vect-generic.o): New.
2325 (OBJS-common, GTFILES, s-gtype): Add it.
2326 * tree-complex.c (build_replicated_const, vector_inner_type,
2327 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
2328 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
2329 do_negate, expand_vector_piecewise, expand_vector_parallel,
2330 expand_vector_addition, expand_vector_operation,
2331 type_for_widest_vector_mode, expand_vector_operations_1,
2332 gate_expand_vector_operations, expand_vector_operations,
2333 pass_lower_vector_ssa): Move to tree-vect-generic.c.
2334 (tree_lower_complex): Rename from tree_lower_operations.
2335 (pass_lower_complex): Rename from pass_pre_expand.
2336 * tree-vect-generic.c: New file.
2337 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
2338 (pass_lower_vector): New.
2339 * tree-optimize.c (init_tree_optimization_passes): Update to match.
2341 2005-06-02 Richard Henderson <rth@redhat.com>
2343 * modulo-sched.c (doloop_register_get): Protect against
2344 doloop_end not defined.
2346 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2348 * config/sh/sh.c (general_movsrc_operand,
2349 general_movdst_operand, arith_reg_operand, arith_reg_dest,
2350 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
2351 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
2352 xor_operand, cmp_operand, logical_operand, and_operand,
2353 fpscr_operand, fpul_operand, symbol_ref_operand,
2354 commutative_float_operator, noncommutative_float_operator,
2355 unary_float_operator, binary_float_operator,
2356 binary_logical_operator, equality_comparison_operator,
2357 greater_comparison_operator, less_comparison_operator,
2358 shift_operator, logical_operator, target_reg_operand,
2359 target_operand, mextr_bit_offset, extend_reg_operand,
2360 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
2361 general_extend_operand, ua_address_operand,
2362 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
2363 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
2364 shift_count_reg_operand, shift_count_operand,
2365 unaligned_load_operand): Move to ...
2366 * config/sh/predicates.md: ... here.
2367 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2370 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
2372 * tree.c (build_common_builtin_nodes): Fix the return type on
2375 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2377 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
2378 (find_interesting_uses_address): Use build_fold_addr_expr instead.
2379 (strip_offset_1): Likewise.
2380 (tree_to_aff_combination): Likewise.
2382 2005-06-02 DJ Delorie <dj@redhat.com>
2384 * convert.c (convert_to_pointer): Avoid recursion if no conversion
2387 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2389 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
2390 binary operations with the correct types.
2391 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
2392 for all computation.
2394 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2396 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
2397 config/rs6000/rs6000.md: Fix comment typos. Follow splling
2399 * doc/install.texi: Fix a typo.
2401 2005-06-02 Jan Hubicka <jh@suse.cz>
2403 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
2404 inline functions are not local.
2406 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2408 * gimplify.c (gimplify_ctx): Change the type of case_labels to
2410 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
2413 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2415 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
2418 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
2420 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
2422 (s390_dump_pool): Likewise.
2423 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2424 (s390_chunkify_start): Likewise.
2425 (s390_dump_execute): Remove.
2426 (s390_reorg): Handle out-of-pool execute templates.
2428 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
2430 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
2433 2005-06-02 Jan Hubicka <jh@suse.cz>
2435 * cgraph.c (cgraph_node): Maintain master clones.
2436 (cgraph_remove_node): Likewise.
2437 (availability_names): New static variable.
2438 (dump_cgraph_node): Dump availability.
2439 (dump_cgraph_varpool_node): Likewise.
2440 (cgraph_is_master_clone, cgraph_master_clone,
2441 cgraph_function_body_availability,
2442 cgraph_variable_initializer_availability): New functions.
2443 * cgraph.h (availability): New enum.
2444 (struct cgraph_node): Add master_clone.
2445 (cgraph_is_master_clone, cgraph_master_clone,
2446 cgraph_function_body_availability,
2447 cgraph_variable_initializer_availability): Declare.
2448 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
2449 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
2450 * ipa-inline.c (cgraph_decide_inlining): Do not call
2451 cgraph_remove_unreachable_nodes.
2453 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
2456 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2459 * tree-vrp.c (nonnull_arg_p): New.
2460 (get_value_range): Call it.
2462 2005-06-02 Eric Christopher <echristo@redhat.com>
2464 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
2466 (mips_rtx_cost_data): New datatype.
2467 (MEMORY_MOVE_COST): Use data from structure.
2468 (BRANCH_COST): Ditto.
2469 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
2470 * config/mips/mips.md (cpu): Rework for processor_type changes.
2471 * config/mips/mips.c (mips_cost): New variable.
2472 (DEFAULT_COSTS): Define.
2473 (mips_rtx_cost_data): New.
2474 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2475 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2476 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2477 (override_options): Set cost data.
2478 (mips_register_move_cost): Formatting changes.
2479 (bdesc_arrays): Use PROCESSOR_MAX.
2480 (mips_init_builtins): Ditto.
2482 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2485 * doc/invoke.texi: Document -ftree-vrp.
2487 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2489 PR tree-optimization/21734
2490 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2491 phi_result when current_def is not available.
2492 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2495 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2497 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2498 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2500 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2502 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2504 2005-06-02 Jan Hubicka <jh@suse.cz>
2506 * cgraph.c (dump_cgraph_node): Print new flags.
2507 (dump_cgraph_varpool_node): Likewise.
2508 (decide_variable_is_needed): Initialize externally_visible flag.
2509 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2510 (cgraph_varpool_node): Likewise.
2511 (cgraph_function_flags_ready): Declare.
2512 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2513 (cgraph_function_and_variable_visibility) ... this one; handle
2514 externally_visible flags.
2515 (decide_is_function_needed): Set externally_visible flag.
2516 (cgraph_finalize_function): Deal properly with early cleanups.
2517 (cgraph_optimize): Update call of
2518 cgraph_function_and_variable_visibility.
2520 2005-06-02 Steven Bosscher <stevenb@suse.de>
2521 Mostafa Hagog <mustafa@il.ibm.com>
2523 * cfgloop.h (doloop_condition_get): Make external.
2524 * loop-doloop.c (doloop_condition_get): Generalize to make it
2525 usable in modulo-sched.c.
2526 * modulo-sched.c (doloop_register_get): Use
2527 doloop_condition_get instead of duplicating it.
2529 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2531 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2532 the correct set of init_insns that need deletion.
2533 * local-alloc.c (update_equiv_regs): When substituting sole definition
2534 into sole use of a reg, delete it from liveness information.
2536 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2538 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2540 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2542 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2543 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2544 * fold-const.c (invert_tree_comparison): Make extern.
2545 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2546 (struct value_range_def): Limewise.
2547 (get_value_range): Remove.
2548 (dump_value_range): Remove.
2549 (dump_all_value_ranges): Remove.
2550 (debug_all_value_ranges): Remove.
2551 (vrp_evaluate_conditional): Declare.
2552 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2554 (substitute_and_fold): Add argument use_ranges_p.
2556 If use_ranges_p is true, call fold_predicate_in to fold
2557 predicates using range information.
2558 Ignore ASSERT_EXPRs.
2559 Change debugging output to only show statements that have been
2561 (replace_phi_args_in): Move debugging output code from
2562 substitute and fold.
2563 (fold_predicate_in): New local function.
2564 * tree-ssa-propagate.h (enum value_range_type): Move from
2566 (struct value_range_d): Likewise.
2568 (value_range_t): Rename from value_range.
2569 * tree-vrp.c (found_in_subgraph): Rename from found.
2570 (get_opposite_operand): Remove.
2571 (struct assert_locus_d): Declare.
2572 (assert_locus_t): Declare.
2573 (need_assert_for): Declare.
2574 (asserts_for): Declare.
2575 (blocks_visited): Declare.
2576 (vr_value): Declare.
2577 (set_value_range): Add argument 'equiv'.
2578 Don't drop to VARYING ranges that cover all values in the
2580 Make deep copy of equivalence set 'equiv'.
2581 (copy_value_range): New local function.
2582 (set_value_range_to_undefined): New local function.
2583 (compare_values): Return -2 if either value has overflowed.
2584 (range_includes_zero_p): New local function.
2585 (extract_range_from_assert): Flip the predicate code if the
2586 name being asserted is on the RHS of the predicate.
2587 Avoid creating unnecessary symbolic ranges if the comparison
2588 includes another name with a known numeric range.
2589 Update the equivalnce set of the new range when asserting
2591 (extract_range_from_ssa_name): Update the equivalence set of
2592 the new range with VAR.
2593 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2594 If -fwrapv is used, set the resulting range to VARYING if the
2595 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2596 TYPE_MAX_VALUE to represent -INF and +INF.
2597 Fix handling of *_DIV_EXPR.
2598 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2599 ABS_EXPR properly by switching the range around if necessary.
2600 (extract_range_from_comparison): New local function.
2601 (extract_range_from_expr): Call it.
2602 (adjust_range_with_scev): Do not adjust the range if using
2603 wrapping arithmetic (-fwrapv).
2604 (dump_value_range): Also show equivalence set.
2605 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2606 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2607 (infer_value_range): Change return value to bool.
2608 Add arguments 'comp_code_p' and 'val_p'.
2609 Do not attempt to infer ranges from statements that may throw.
2610 Store the comparison code in comp_code_p.
2611 Store the other operand to be used in the predicate in val_p.
2612 (dump_asserts_for): New.
2613 (debug_asserts_for): New.
2614 (dump_all_asserts): New.
2615 (debug_all_asserts): New.
2616 (register_new_assert_for): New.
2617 (register_edge_assert_for): New.
2618 (find_conditional_asserts): New.
2619 (find_assert_locations): New.
2620 (process_assert_insertions_for): New.
2621 (process_assert_insertions): New.
2622 (insert_range_assertions): Initialize found_in_subgraph,
2623 blocks_visited, need_assert_for and asserts_for.
2624 Call find_assert_locations and process_assert_insertions.
2625 (remove_range_assertions): Add more documentation.
2626 (vrp_initialize): Change return type to void.
2627 Do not try to guess if running VRP is worth it.
2628 (compare_name_with_value): New.
2629 (compare_names): New.
2630 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2631 use_equiv_p is true, call compare_names and
2632 compare_name_with_value to compare all the ranges for every
2633 name in the equivalence set of the predicate operands.
2635 (vrp_meet): Try harder not to derive a VARYING range.
2636 If two values meet, the resulting equivalence set is the
2637 intersection of the two equivalence sets.
2638 (vrp_visit_phi_node): Call copy_value_range to get the current
2639 range information of the LHS.
2640 (vrp_finalize): Create a value vector representing all the
2641 names that ended up with exactly one value in their range.
2642 Call substitute_and_fold.
2643 (execute_vrp): Document equivalence sets in ranges.
2644 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2645 (struct tree_ssa_name): Remove field value_range.
2646 (invert_tree_comparison): Declare.
2648 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2650 Fix PR tree-optimization/21839
2652 * gimplify.c (zero_sized_field_decl): New function.
2653 (gimplify_init_ctor_eval): Use it.
2655 2005-06-01 Josh Conner <jconner@apple.com>
2658 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2659 to read-only memory if it's sparse.
2661 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2663 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2664 Add documentation for REG_SETJMP
2666 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2668 * stmt.c (expand_case): Use build_int_cst.
2669 (node_has_low_bound): Likewise, and correct type mismatch.
2670 (node_has_high_bound): Likewise.
2671 * fold-const.c (fold_binary): Ensure we build trees
2672 with the correct types - undo what STRIP_NOPS possibly did.
2674 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2676 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2677 * fold-const.c (fold_indirect_ref_1): No longer static.
2678 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2679 folding, if possible.
2681 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2683 * common.opt (fjump-tables): New.
2684 * doc/invoke.texi (-fno-jump-tables): Document.
2685 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2688 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2690 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2691 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2692 (sunlt, sunle): Enable patterns on VFP.
2694 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2695 f_stored, f_flag, f_cvt.
2696 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2697 Include arm1020e.md.
2698 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2699 the ds and fmac pipelines. Re-work all load and store patterns and
2700 all conversion patterns to use new attributes. Adjust reservation
2701 descriptions accordingly.
2702 * arm1020e.md: New file.
2703 * t-arm: Add dependency.
2705 2005-06-01 Jan Hubicka <jh@suse.cz>
2707 * except.c (struct eh_region): Kill unused fields.
2708 * basic-block.h (struct basic_block_def): Likewise.
2710 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2712 PR rtl-optimization/21767
2713 * rtl.h (function_invariant_p): Re-add declaration.
2714 * reload1.c (function_invariant_p): No longer static.
2715 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2716 might have become invalid.
2718 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2722 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2723 on variable sizes types if a decl is a pointer to a VLA.
2724 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2725 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2728 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2730 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2731 _mm_set_ps, _mm_setr_ps): Add __extension__.
2732 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2733 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2734 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2736 (_mm_clflush): Don't use return in void function.
2738 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2739 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2740 Use __inline instead of inline.
2742 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2744 * fold-const.c (fold_binary): Fix types in strlen vs.
2745 zero comparison folding.
2747 2005-06-01 Richard Henderson <rth@redhat.com>
2749 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2750 * config.in, configure: Rebuild.
2751 * config/alpha/alpha.c (print_operand): Add 'j'.
2752 * alpha.md (divmodsi_internal_er_1): Use it.
2753 (divmoddi_internal_er_1): Likewise.
2755 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2757 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2758 * opts.h (print_filtered_help): Delete.
2759 * opts.c (handle_option, decode_options): Remove calls to
2761 (print_target_help): New function.
2762 (common_option, print_help): Call print_target_help instead of
2763 display_target_options.
2764 (print_filtered_help): Make static.
2765 * toplev.h (display_target_options, set_target_switch): Delete.
2766 * toplev.c (target_switches, target_options, display_target_options)
2767 (set_target_switch): Delete.
2768 (print_switch_values): Remove handling of TARGET_SWITCHES and
2770 (default_get_pch_validity): Likewise. Only treat target_flags
2771 specially if targetm.check_pch_target_flags is nonnull.
2772 (pch_option_mismatch): New function.
2773 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2774 and TARGET_OPTIONS. Only treat target_flags specially if
2775 targetm.check_pch_target_flags is nonnull.
2776 * config/ia64/ia64.c (ia64_override_options): Don't mention
2777 TARGET_OPTIONS in comment.
2778 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2779 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2780 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2781 interaction with TARGET_SWITCHES.
2782 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2784 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2786 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2788 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2789 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2790 (cut2_workaround_str): Delete.
2791 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2792 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2793 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2794 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2795 (mgettrcost=, multcost=): New options.
2797 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2799 * opts.h (cl_option_state): New structure.
2800 (get_option_state): Declare.
2801 * opts.c (get_option_state): New function.
2802 * toplev.c (option_affects_pch_p): New function.
2803 (default_get_pch_validity): Store the state of all options for which
2804 option_affects_pch_p returns true.
2805 (default_pch_valid_p): Check the state of those options here.
2806 Only check target_flags separately if targetm.check_pch_target_Flags
2807 is nonnull or if TARGET_SWITCHES is defined.
2809 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2811 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2814 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2816 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2818 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2820 * gcse.c (compute_transp, load_killed_in_block): Use
2823 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2826 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2828 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2830 * errors.h (warning, error, fatal, internal_error): Add printf
2832 * genmodes.c (make_vector_mode): Fix format arguments.
2834 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2837 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2838 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2839 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2840 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2841 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2842 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2843 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2844 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2845 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2846 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2847 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2848 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2849 errors.h and include toplev.h if necessary.
2851 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2852 errors.h otherwise include toplev.h.
2854 * Makefile.in: Update dependencies.
2856 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2858 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2860 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2862 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2863 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2864 be complemented for big-endian. Mask for AND must be rotated,
2865 not shifted. Handle short operands with NOT on the memory
2868 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2870 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2871 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2872 * dwarf2out.c (dwarf2out_var_location): Ditto.
2873 * toplev.c (default_tree_printer): Ditto.
2874 * tree-outof-ssa.c (create_temp): Ditto.
2875 * tree-sra.c (instantiate_element): Ditto.
2876 * var-tracking.c (track_expr_p): Ditto.
2877 * tree.c (struct tree_map): New structure.
2878 (debug_expr_for_decl): New.
2879 (tree_map_eq): New function.
2880 (tree_map_hash): Ditto.
2881 (tree_map_marked_p): Ditto.
2882 (print_debug_expr_statistics): Ditto.
2883 (decl_debug_expr_lookup): Ditto.
2884 (decl_debug_expr_insert): Ditto.
2885 (dump_tree_statistics): Dump debug_expr hashtable stats.
2886 * tree.h (DECL_DEBUG_EXPR): Change
2887 (SET_DECL_DEBUG_EXPR): Add.
2889 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2891 * configure.ac: Add --enable-secureplt.
2892 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2893 * config.in: Regenerate.
2894 * configure: Regenerate.
2895 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2896 rs6000/secureplt.h to tm_file when enable_secureplt.
2897 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2898 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2899 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2900 * config/rs6000/secureplt.h: New file.
2901 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2902 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2904 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2905 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2906 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2907 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2908 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2909 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2910 TARGET_SECURE_PLT got register load sequence.
2911 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2913 (rs6000_elf_declare_function_name): Don't emit toc address offset
2914 word when TARGET_SECURE_PLT.
2915 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2916 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2917 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2918 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2920 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2921 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2923 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2924 (__trampoline_setup): Likewise. Init r30 before plt call.
2926 2005-05-31 DJ Delorie <dj@redhat.com>
2928 * expr.c (convert_move): When a partial_int requires multiple
2929 conversion steps, make sure successive steps convert the
2930 intermediate value, not the original value.
2932 * expmed.c (expand_mult): Convert partial_int multiplies to
2933 shift/add combinations too.
2935 * genmodes.c (mode_data): Add wider_2x.
2936 (calc_wider_mode): Calculate twice-wider mode too.
2937 (emit_mode_wider): Emit twice-wider mode too.
2938 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2939 * expr.c (expand_expr_real_1): Use it for expanding
2942 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2944 PR tree-optimization/21817
2945 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2947 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2949 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2952 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2956 * fold-const.c (fold_checksum_tree): Copy types also if
2957 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2958 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2960 Tail recurse TREE_LIST's TREE_CHAIN.
2962 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2965 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2966 SSA_NAME twice and cause the loop to become finite. Remove the test
2969 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2971 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2974 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2976 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2977 the documentation to make it more future-proof.
2978 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2979 * target.h (gcc_target): Add check_pch_target_flags.
2980 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2981 (TARGET_INITIALIZER): Include it.
2982 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2983 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2984 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2985 (sh_check_pch_target_flags): New function.
2986 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2988 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2990 * fold-const.c (extract_array_ref): Handle more cases,
2991 do some useful canonicalization of the base.
2992 (fold_binary): Explicitly deal with arrays of zero-sized
2993 structures during folding of &a[i] == &a[j].
2995 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2997 * doc/install.texi (sparc-sun-solaris2*): Update note
2998 about Sun bug 4910101.
2999 (sparc-sun-solaris2.7): Document bootstrap
3000 failure with Sun WorkShop 6 99/08/18 as.
3002 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
3004 * loop.c (loop_invariant_p, valid_initial_value_p): Use
3005 regs_invalidated_by_call instead of call_used_regs.
3007 2005-05-30 Paolo Carlini <pcarlini@suse.de>
3010 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
3012 * doc/extend.texi: Add clog, clogf, clogl.
3014 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
3017 * c-pragma.c: Include "vec.h".
3018 (handle_pragma_visibility): Use VEC.
3020 * doc/invoke.texi: Remove the nested visibility push limit.
3022 2005-05-30 Roger Sayle <roger@eyesopen.com>
3024 PR rtl-optimization/15422
3025 * reg-stack.c (starting_stack_p): New static global.
3026 (straighten_stack): Delete prototype. Change to update the stack
3027 before the current insn.
3028 (subst_stack_regs): Update call to straighten stack.
3029 (emit_swap_insn): Delete prototype. For the first insn in a
3030 basic block, update stack_in instead of emitting a real swap.
3031 (change_stack): When changing the stack before the first insn
3032 in a basic block, update stack_in instead of emitting real code.
3033 (compensate_edges): Clear starting_stack_p during compensation.
3034 (convert_regs_1): Keep track of starting_stack_p whilst processing
3037 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3039 * tree-ssa-ccp.c (const_val): Make it static.
3041 2005-05-29 Geoffrey Keating <geoffk@apple.com>
3044 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
3045 pattern involving `:P'.
3047 * Makefile.in (install-cpp): Depend on installdirs.
3049 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3051 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
3053 (new_elim_graph, clear_elim_graph, delete_elim_graph,
3054 elim_graph_add_edge, elim_graph_remove_succ_edge,
3055 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
3058 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3060 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
3061 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
3062 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
3063 follow spelling conventions in error/dump messages.
3065 2005-05-29 Roger Sayle <roger@eyesopen.com>
3066 Richard Henderson <rth@redhat.com>
3068 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
3069 if the RHS isn't suitable for calling emit_move_insn.
3071 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3073 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
3074 fold_unary and fold_binary.
3076 2005-05-29 Roger Sayle <roger@eyesopen.com>
3078 * reg-stack.c (propagate_stack): Always copy the source stack to
3079 the destination. This routine is now only called when this is safe.
3080 (better_edge): New function split out from convert_regs_1 to
3081 determine which of two edges is better to propagate across.
3082 (convert_regs_1): We need only search for a best edge if the
3083 stack layout hasn't been defined yet. Use better_edge to help
3084 find beste. No longer traverse unnecessary edges.
3086 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
3088 * tree-ssa-alias.c (new_type_alias): New procedure to
3089 create a type memory tag for a pointer with a may-alias
3090 set determined from a variable declaration.
3091 * tree-flow.h: export declaration of new_type_alias
3092 * tree-optimize.c (init_tree_optimization_passes): document
3093 that pass_may_alias cannot be called after pass_vectorize.
3094 * tree-vect-transform (vect_create_data_ref_ptr): Call
3095 new_type_alias when an type memory tag isn't available
3097 (vectorizable_store): Use copy_virtual_operands to update
3098 virtual defs in place (so that loop_version can be called).
3099 Call mark_for_renaming for the virtual defs in case peeling
3100 is done and virtual uses outside the loop need to be updated.
3102 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
3104 PR tree-optimization/21639
3105 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
3107 2005-05-29 Jan Hubicka <jh@suse.cz>
3109 PR tree-optimization/21562
3110 * cfgexpand.c (construct_init_block): Deal properly with the case
3111 of entry edge not pointing to very first basic block.
3113 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3115 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
3116 non-gimple min invariant.
3118 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
3119 * tree-flow.h: Add prototypes for start_recording_case_labels
3120 and end_recording_case_labels.
3121 * tree-cfg.c (start_recording_case_labels,
3122 end_recording_case_labels): Export.
3123 (cleanup_tree_cfg_loop, modified_noreturn_calls,
3124 cleanup_control_flow, cleanup_control_expr_graph,
3125 remove_fallthru_edge, phi_alternatives_equal,
3126 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
3127 remove_forwarder_block, cleanup_forwarder_blocks,
3128 remove_forwarder_block_with_phi, merge_phi_nodes,
3129 gate_merge_phi, pass_merge_phi): Move to ...
3130 * tree-cfgcleanup.c: ... here.
3132 * basic-block.h: Remove forward declaration of bb_ann_d.
3134 2005-05-28 Jan Hubicka <jh@suse.cz>
3136 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
3138 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
3140 (tree_mod_subtract): Fix profile updating code.
3141 (tree_divmod_values_to_profile): Do not produce useless value profilers
3144 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3146 * tree-ssa-dom.c (vrp_element_p): Define.
3147 (vrp_hash_elt): Change the type of records to
3148 VEC(vrp_element_p,heap).
3150 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
3151 Update uses of VRP records.
3152 (simplify_cond_and_lookup_avail_expr, record_range): Update
3153 uses of VRP records.
3155 * tree-inline.c (cfun_stack): Change the type to
3156 VEC(function_p,heap).
3157 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
3159 2005-05-27 Ian Lance Taylor <ian@airs.com>
3161 * c-decl.c (add_stmt): Add C frontend specific version.
3162 (stmts_are_full_exprs_p): Remove.
3163 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
3164 (stmts_are_full_exprs_p): Don't declare.
3165 * c-semantics.c (add_stmt): Remove.
3167 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3169 * config/mips/mips-protos.h (mips_declare_object): Add printf
3171 * config/mips/mips.c (mips_declare_object_name): Fix format
3174 2005-05-27 Roger Sayle <roger@eyesopen.com>
3176 * reg-stack.c (compensate_edge): Remove original prototype.
3177 (propagate_stack): New function to copy the stack layout
3178 at the start of a basic block from the layout at the end of
3179 one of its predecessors.
3180 (compensate_edge): Assume that both source and destination
3181 blocks have already had their stack layouts defined.
3182 (compensate_edges): Traverse all non-entry edges in the CFG
3183 and call compensate_edge on each in turn.
3184 (convert_regs_1): Change return type to void. Call
3185 propagate_stack instead of compensate_edge.
3186 (convert_regs_2): Change return type to void. Update call
3187 to convert_regs_1 to ignore the (now void) return value.
3188 (convert_regs): Update calls to convert_regs_2 to ignore
3189 the (now void) return value. After all the basic blocks have
3190 been processed, call compensate_edges to actually emit new
3192 (reg_to_stack): Initialize the aux info for each basic block
3193 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
3195 2005-05-28 Jan Hubicka <jh@suse.cz>
3197 * except.c (can_throw_internal_1, can_throw_external_1): Add
3199 (can_throw_external, can_throw_internal): Bring into sync wrt
3201 * except.h (can_throw_internal_1, can_throw_external_1): Update
3203 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3204 Deal properly with resx.
3206 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3208 * basic-block.h (basic_block_def): Add phi_nodes and
3209 predictions. Remove tree_annotations.
3210 * predict.c (tree_predicted_by_p, tree_predict_edge,
3211 combine_predictions_for_bb): Adjust references to predictions.
3212 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
3213 create_block_annotation.
3214 (create_block_annotation, free_blocks_annotatios,
3215 clear_blocks_annotations): Remove.
3216 (dump_cfg_stats): Don't print out the memory spent on
3218 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
3219 * tree-flow-inline.h (bb_ann): Remove.
3220 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
3221 * tree-flow.h (bb_ann_d): Remove.
3222 * tree-if-conv.c (process_phi_nodes): Update a reference to
3224 * tree-phinodes.c (reserve_phi_args_for_new_edge,
3225 create_phi_node, remove_phi_node): Likewise.
3226 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
3227 * tree-ssa-dom.c (threaded_blocks): New.
3228 (tree_ssa_dominator_optimize): Initialize, clear, and free
3229 threaded_blocks. Update a call to thread_through_all_blocks.
3230 (thread_across_edge): Use threaded_blocks instead of setting
3231 incoming_edge_threaded.
3232 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
3233 a bitmap of blocks that are threaded through.
3234 * tree.h: Move the prototype of threaded_through_blocks to
3237 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
3238 fini_walk_dominator_tree): Use VEC instead of VARRAY.
3239 * domwalk.h (dom_walk_data): Change the type of
3240 block_data_stack and free_block_data to VEC(void_p,heap)*.
3241 * tree-ssa-dse.c (dse_initialize_block_local_data,
3242 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
3243 VEC instead of VARRAY.
3245 2005-05-27 Jan Hubicka <jh@suse.cz>
3247 * cgraph.c: Include tree-gimple.h
3248 (cgraph_edge): Rename expr to stmt.
3249 (cgraph_create_edge): Likewise.
3250 (cgraph_clone_node): Likewise.
3251 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
3252 * cgraphunit.c (record_call_1): Rename to ...
3253 (record_reference): ... this one; do not build edges.
3254 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
3255 (current_basic_block): Kill.
3256 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
3257 (verify_cgraph_node): Likewise.
3258 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
3259 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
3260 (copy_edges_for_bb): Simplify EH handling.
3261 (expand_call_inline): Pass statement to cgraph_edge and
3264 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
3266 * tree-inline.c (copy_body_r): Manually fold *& to deal
3267 with ADDR_EXPRs with mismatched types for now.
3269 * gimplify.c (fold_indirect_ref_rhs): New function.
3270 (gimplify_modify_expr_rhs): Use it instead of pessimistic
3273 * fold-const.c (fold_indirect_ref_1): Add type argument;
3274 make sure the resulting expression is of this type.
3275 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
3277 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3279 PR tree-optimization/21658
3280 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
3281 fold_binary_to_constant. Likewise, call fold_unary instead of
3282 fold_unary_to_constant.
3284 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
3286 * vec.h: Implement integral type vector specialization.
3287 (VEC_T): Define a non-GTY structure.
3288 (VEC_T_GTY): Define a GTY structure.
3289 (VEC_TA): Rename to ...
3290 (VEC_TA_GTY): ... here.
3291 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
3292 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
3293 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
3294 DEF_VEC_P and DEF_VEC_ALLOC_P.
3295 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
3296 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
3297 DEF_VEC_O and DEF_VEC_ALLOC_O.
3298 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
3299 * lambda-code.c: Likewise.
3300 * tree-into-ssa.c: Likewise.
3301 * tree-ssa-live.c: Likewise.
3303 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3305 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
3307 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3308 update_stmt_if_modified before calling update_ssa.
3310 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
3312 * config/rs6000/t-rtems: Remove roe multilib variant.
3314 2005-05-26 Roger Sayle <roger@eyesopen.com>
3316 PR tree-optimization/9814
3317 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
3318 instruction, add the necessary clobbers by re-expanding the RTL
3319 for arithmetic operations via optab.c's expand_unop/expand_binop.
3320 (noce_try_bitop): New function to optimize bit manipulation idioms
3321 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
3322 (noce_process_if_block): Call noce_try_bitop.
3324 2005-05-26 Roger Sayle <roger@eyesopen.com>
3326 * reg-stack.c (convert_regs_entry, convert_regs_exit,
3327 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
3328 (reg_to_stack): Move to end of the file. Initialize the per
3329 basic block information here, instead of...
3330 (convert_regs_entry): Here.
3331 (convert_regs): Change unused return type to void.
3333 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3335 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
3336 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
3337 config/rs6000/eabispe.h, config/rs6000/lynx.h,
3338 config/sh/elf.h, config/sh/symbian-pre.h,
3339 config/sparc/sparc-protos.h: Update copyright.
3341 2005-05-26 Mike Stump <mrs@apple.com>
3343 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
3346 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
3348 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3349 See through ADDR_EXPR in finding place to propagate into.
3351 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
3353 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
3354 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
3355 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
3356 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
3357 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
3358 tree-ssa-operands.c, tree-vect-analyze.c,
3359 tree-vect-transform.c, tree-vectorizer.c, tree.c,
3360 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
3361 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
3362 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3363 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
3364 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
3365 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
3366 config/sh/ushmedia.h, config/sparc/sparc.c,
3367 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
3368 typos. Follow spelling conventions.
3369 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
3370 Follow spelling conventions.
3372 2005-05-26 David Ung <davidu@mips.com>
3374 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
3375 that determines whether the MIPS32/64 R2 ext/ins should be used.
3376 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
3377 * config/mips/mips.md (extzv): Changed predicate for operand to
3378 nonimmediate_operand. Add code to generate insn patterns for
3379 extzvsi and extzvdi.
3380 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
3381 (insv): Similarly for insertion.
3382 (insv<mode>): Similarly.
3384 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3386 * simplify-rtx.c (avoid_constant_pool_reference): Support
3387 offsetted addresses in the constant pool.
3389 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3391 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3392 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3394 2005-05-26 Jakub Jelinek <jakub@redhat.com>
3397 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
3398 found in the basic block and last insn in the basic block is not
3399 INSN_P. Remove explicit unspec numbers that are no longer valid
3402 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3404 * tree-vect-transform.c (vectorizable_operation): Try word_mode
3405 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
3406 if a vector mode is available.
3408 2005-05-25 Roger Sayle <roger@eyesopen.com>
3411 * fold-const.c (const_binop): Check for division by zero during
3414 2005-05-26 Ian Lance Taylor <ian@airs.com>
3416 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
3417 having a declaration after a statement.
3419 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
3421 * opt-functions.awk (var_type): New function.
3422 (var_set): Use CLVC_STRING if var_type returns "const char *".
3423 * opth-gen.awk: Use var_type to find out the types of variables.
3424 Don't print comments above each "extern" definition.
3425 * optc-gen.awk: Use var_type in the same way.
3426 * opts.h (cl_var_cond): Rename to...
3427 (cl_var_type): ...this. Add CLVC_STRING.
3428 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
3430 * opts.c (handle_option, option_enabled): Update after above name
3431 change. Cast flag_var before using it. Handle CLVC_STRING.
3433 * config/alpha/alpha.h (alpha_tls_size): Delete.
3434 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
3435 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
3436 (alpha_fptm_string, alpha_mlat_string): Delete.
3437 (alpha_handle_option): Don't set the above variables here. Use the
3438 integer argument to check the validity of -mtls-size=.
3439 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
3440 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
3441 (mtls-size=): Likewise. Convert to a UInteger and initialize the
3444 * config/arc/arc.c (arc_cpu_string, arc_text_string)
3445 (arc_data_string, arc_rodata_string): Delete.
3446 (arc_handle_option): Don't set the above variables here.
3447 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
3448 and initialize them.
3450 * config/arm/arm.c (target_fpu_name, target_fpe_name)
3451 (target_float_abi_name, target_abi_name, structure_size_string)
3452 (arm_pic_register_string): Delete.
3453 (arm_handle_option): Don't set the above variables here, except
3454 in the handling of -mhard-float and -msoft-float.
3455 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
3456 (mpic-register=, mstructure-size-boundary=): Add Var()s.
3458 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
3459 (avr_handle_option): Delete.
3460 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
3463 * config/bfin/bfin.c (bfin_library_id): Delete.
3464 (bfin_handle_option): Don't set it.
3465 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
3467 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
3468 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
3469 (c4x_handle_option): Don't set c4x_rpts_cycles here.
3470 * config/c4x/c4x.opt (mrpts=): Add Var().
3472 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3473 cris_elinux_stacksize_str here.
3474 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3475 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3476 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3477 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3478 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3479 (cris_handle_option): Don't set the above variables here.
3480 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3481 (max-stackframe=): Add Var()s.
3483 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3484 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3485 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3486 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3487 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3488 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3489 (ix86_handle_option): Don't set the above variables here.
3490 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3491 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3492 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3495 * config/ia64/ia64.h (ia64_tls_size): Delete.
3496 * config/ia64/ia64.c (ia64_tls_size): Delete.
3497 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3498 reading the integer argument from the "value" parameter. Don't
3499 set ia64_tls_size here.
3500 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3501 Add Var() and Init().
3503 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3504 (m32r_cache_flush_trap): Delete.
3505 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3506 (m32r_cache_flush_trap): Delete.
3507 (m32r_handle_option): Don't set the above variables when handling
3508 -mflush-func= and -mflush-trap=.
3509 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3512 * config/mips/mips.h (mips_cache_flush_func): Delete.
3513 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3514 (mips_cache_flush_func): Delete.
3515 (mips_handle_option): Don't set the above variables when handling
3516 -march=, -mtune= and -mflush-func=.
3517 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3519 * config/s390/s390.c (s390_arch_string): Delete.
3520 (s390_handle_option): Don't set it here.
3521 * config/s390/s390.opt (march=): Add Var().
3523 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3524 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3525 (sparc_handle_option): Don't set it here.
3526 * config/sparc/sparc.opt (mcmodel=): Add Var().
3528 2005-05-25 Roger Sayle <roger@eyesopen.com>
3530 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3531 call to convert_to_integer by building the NOP_EXPR directly.
3533 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3535 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3537 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3538 Jeff Law <law@redhat.com>
3540 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3541 constant and side_effects of the ADDR_EXPR are consistent.
3543 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3544 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3546 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3548 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3549 (s390_function_arg, s390_gimplify_va_arg): Use them.
3550 (s390_register_info): Save only required subset of argument
3551 registers into save area for va_list.
3552 (s390_va_start): Initialize only required elements of va_list struct.
3553 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3555 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3557 * reload1.c (verify_initial_elim_offsets): Return boolean status
3558 instead of aborting.
3559 (reload): Adapt verify_initial_elim_offsets call site. Restart
3560 main loop if some initial elimination offsets changed.
3562 2005-05-25 Adam Nemet <anemet@lnxw.com>
3564 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3565 of -mno-svr4-struct-return.
3567 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3569 Fix PR tree-optimization/21705
3571 * tree-ssa-pre.c (in_fre): New static variable.
3572 (create_value_expr_from): Recursively value number reference ops
3574 (can_value_number_call): Temporary restrict only exists for
3577 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3579 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3580 sizeof (bitmap *) with sizeof (bitmap).
3582 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3584 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3587 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3589 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3592 2005-05-25 Jan Hubicka <jh@suse.cz>
3594 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3595 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3596 * cgraph.h (cgraph_global_info): Add estimated_growth.
3597 * ipa-inline.c: Include coverage.h
3598 (max_insns, max_count): New static variables.
3599 (cgraph_estimate_size_after_inlining): Cache the result.
3600 (cgraph_estimate_growth):
3601 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3602 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3603 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3605 (ipa_passes): Initialize bitmaps.
3607 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3609 * loop-doloop.c: Include "target.h".
3610 (doloop_valid_p): Move tests to function in targhooks.c.
3611 * target.h (struct gcc_target): New target hook
3612 "insn_valid_within_doloop".
3613 * target-def.h: Define default value for "insn_valid_within_doloop".
3614 (TARGET_INITIALIZER): Insert new target hook into initializer.
3615 * targhooks.c (default_insn_valid_within_doloop): New function.
3616 * targhooks.h (default_insn_valid_within_doloop): Declare.
3617 * hooks.c (hook_bool_rtx_true): New function.
3618 * hooks.h (hook_bool_rtx_true): Declare.
3619 * doc/tm.texi: Add documentation for new target hook.
3621 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3624 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3625 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3626 (sparc_tls_referenced_p): New prototype.
3627 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3628 (sparc_expand_move): Look for TLS addresses with constant offsets.
3629 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3630 tls_symbolic_operand.
3631 (legitimate_pic_operand_p): Likewise.
3632 (legitimate_address_p): Likewise.
3633 (legitimize_address): Likewise.
3634 (sparc_tls_symbol_ref_1): New function.
3635 (sparc_tls_referenced_p): New function.
3636 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3637 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3638 (tld_symbolic_operand): Likewise.
3639 (tie_symbolic_operand): Likewise.
3640 (tle_symbolic_operand): Likewise.
3642 2005-05-24 DJ Delorie <dj@redhat.com>
3644 * common.opt (-Wattributes): New. Default true.
3645 * doc/invoke.texi (-Wno-attributes): Document.
3647 * attribs.c (decl_attributes): Move warning control from if() to
3649 * c-common.c (handle_packed_attribute): Likewise.
3650 (handle_nocommon_attribute): Likewise.
3651 (handle_common_attribute): Likewise.
3652 (handle_noreturn_attribute): Likewise.
3653 (handle_noinline_attribute): Likewise.
3654 (handle_always_inline_attribute): Likewise.
3655 (handle_used_attribute): Likewise.
3656 (handle_unused_attribute): Likewise.
3657 (handle_const_attribute): Likewise.
3658 (handle_transparent_union_attribute): Likewise.
3659 (handle_constructor_attribute): Likewise.
3660 (handle_destructor_attribute): Likewise.
3661 (handle_mode_attribute): Likewise.
3662 (handle_alias_attribute): Likewise.
3663 (handle_visibility_attribute): Likewise.
3664 (handle_tls_model_attribute): Likewise.
3665 (handle_malloc_attribute): Likewise.
3666 (handle_returns_twice_attribute): Likewise.
3667 (handle_pure_attribute): Likewise.
3668 (handle_deprecated_attribute): Likewise.
3669 (handle_vector_size_attribute): Likewise.
3670 (handle_nothrow_attribute): Likewise.
3671 (handle_cleanup_attribute): Likewise.
3672 (handle_warn_unused_result_attribute): Likewise.
3673 (handle_sentinel_attribute): Likewise.
3674 * c-decl.c (diagnose_mismatched_decls): Likewise.
3675 (start_decl): Likewise.
3676 (grokdeclarator): Likewise.
3677 (start_function): Likewise.
3678 * c-format.c (check_function_format): Likewise.
3679 * stor-layout.c (place_field): Likewise.
3680 (finalize_record_size): Likewise.
3681 * tree.c (handle_dll_attribute)): Likewise.
3682 * varasm.c (default_assemble_visibility): Likewise.
3683 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3684 (darwin_assemble_visibility): Likewise.
3685 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3686 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3687 (arm_handle_isr_attribute): Likewise.
3688 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3689 (avr_handle_fndecl_attribute): Likewise.
3690 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3691 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3692 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3693 (h8300_handle_eightbit_data_attribute): Likewise.
3694 (h8300_handle_tiny_data_attribute): Likewise.
3695 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3696 (ix86_handle_regparm_attribute): Likewise.
3697 (ix86_handle_struct_attribute): Likewise.
3698 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3699 (i386_pe_encode_section_info): Likewise.
3700 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3701 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3702 (ip2k_handle_fndecl_attribute): Likewise.
3703 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3704 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3705 (m68hc11_handle_fntype_attribute): Likewise.
3706 (m68hc11_encode_section_info): Likewise.
3707 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3708 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3709 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3710 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3711 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3712 (sh_handle_sp_switch_attribute): Likewise.
3713 (sh_handle_trap_exit_attribute): Likewise.
3714 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3715 (sh_symbian_handle_dll_attribute): Likewise.
3716 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3717 (xstormy16_handle_below100_attribute): Likewise.
3718 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3720 * c-common.c (unsigned_conversion_warning): Move warning control
3721 from if() to warning(OPT_*).
3722 (c_common_truthvalue_conversion): Likewise.
3723 (c_do_switch_warnings): Likewise.
3724 * c-decl.c (diagnose_mismatched_decls): Likewise.
3725 (diagnose_mismatched_decls): Likewise.
3726 (define_label): Likewise.
3727 (grokdeclarator): Likewise.
3728 * c-format.c (check_format_info): Likewise.
3729 * c-lex.c (interpret_integer): Likwise.
3730 (lex_string): Likewise.
3731 * c-opts.c (c_common_post_options): Likewise.
3732 * c-parser.c (c_parser_unary_expression): Likewise.
3733 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3734 (handle_pragma_extern_prefix): Likewise.
3735 * c-typeck.c (build_binary_op): Likewise.
3736 * gcse.c (is_too_expensive): Likewise.
3737 * opts.c (decode_options): Likewise.
3738 * stor-layout.c (place_field): Likewise.
3739 * tree-cfg.c (remove_bb): Likewise.
3741 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3742 * flags.h (warn_return_type): Remove.
3743 * toplev.c (warn_return_type): Likewise.
3745 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3747 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3748 existence of long long and __int64 before determining their size.
3749 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3750 * configure, config.h.in: Regenerate.
3752 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3754 * configure: Regenerate.
3756 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3758 * c-common.h (objc_comptypes): Remove prototype.
3759 (objc_compare_types): New prototype.
3760 (objc_volatilized_decl): Likewise.
3761 (objc_type_quals_match): Likewise.
3762 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3763 objc_volatilize_decl().
3764 * c-typeck.c (comp_target_types): Remove third parameter; do
3765 not call objc_comptypes().
3766 (comptypes): Remove calls to objc_comptypes().
3767 (build_function_call): Extend compatible prototype check to ObjC.
3768 (build_conditional_expr): Adjust call to comp_target_types().
3769 (convert_for_assignment): Call objc_compare_types() instead of
3770 objc_comptypes(); adjust calls to comp_target_types(); call
3771 objc_type_quals_match() before issuing qualifier mismatch
3773 (build_binary_op): Call objc_compare_types() before issuing
3774 pointer mismatch warnings; adjust calls to
3775 comp_target_types().
3776 * stub-objc.c (objc_comptypes): Remove stub.
3777 (objc_compare_types): New stub.
3778 (objc_volatilized_decl): Likewise.
3779 (objc_type_quals_match): Likewise.
3781 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3783 * config/ia64/ia64intrin.h: Define nothing for C++:
3784 overloaded builtins have been ported to C++.
3786 2005-05-24 Jeff Law <law@redhat.com>
3788 * tree-nested.c (build_addr): New "context" argument. Temporarily
3789 set current_function_decl around the call to build the ADDR_EXPR.
3790 (get_static_chain): Pass proper context to build_addr.
3791 (convert_nl_goto_reference): Likewise.
3792 (convert_tramp_reference): Likewise.
3793 (final_nesting_tree_1): Likewise.
3794 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3795 (tree_gen_pow2_profiler): Likewise.
3796 (tree_gen_one_value_profiler): Likewise.
3797 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3798 * tree.h (build_addr): Update prototype.
3800 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3802 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3803 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3804 write to has_escape_site.
3806 2005-05-24 Jeff Law <law@redhat.com>
3808 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3809 * tree-cfg.c: Include tree-ssa-propagate.h.
3810 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3813 2005-05-24 Nick Clifton <nickc@redhat.com>
3815 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3816 __NO_FPRS__ when 'f' class registers will not be available.
3818 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3820 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3822 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3824 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3827 2005-05-23 Jeff Law <law@redhat.com>
3829 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3830 recompute_tree_invariant_for_addr_expr here.
3831 (optimize_stmt): Call it here instead and do so if anything
3832 at all has changed in the statement and the RHS is an ADDR_EXPR.
3833 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3834 needed, call recompute_tree_invariant_for_addr_expr.
3835 * tree-ssa-propagate.c (substitute_and_fold): Call
3836 recompute_tree_invariant_for_addr_expr as needed.
3838 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3840 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3841 saving less registers than the replacement.
3843 2005-05-23 Jan Hubicka <jh@suse.cz>
3845 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3847 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3849 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3850 * config/sparc/sparc.c (sparc_expand_move): New function.
3851 (sparc_emit_set_const64): Rewrite assert condition on entry.
3852 (legitimate_constant_p) <CONST_VECTOR>: New case.
3853 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3854 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3855 movV64, movtf): Use nonimmediate_operand for the first operand.
3856 Rewrite. Only invoke sparc_expand_move.
3857 * config/sparc/predicates.md (input_operand): Reorder tests.
3859 2005-05-23 Jan Beulich <jbeulich@novell.com>
3861 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3862 missing return statement.
3864 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3866 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3867 emit_move_insn for moves to TFmode stack slots.
3869 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3871 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3872 to va_list of the form &va[0].
3874 2005-05-20 Jan Hubicka <jh@suse.cz>
3876 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3877 * genemit.c (main): Make insn-emit to include basic-block.h too.
3879 2005-05-20 Jan Hubicka <jh@suse.cz>
3881 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3883 2005-05-19 Richard Henderson <rth@redhat.com>
3885 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3886 emit_store_conditional): Split out from ...
3887 (alpha_split_atomic_op): ... here.
3888 (alpha_split_compare_and_swap): New; extract from .md file.
3889 (alpha_split_lock_test_and_set): Likewise.
3890 * config/alpha/alpha-protos.h: Update.
3891 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3892 split code into alpha.c.
3893 (sync_lock_test_and_set<I48MODE>): Likewise.
3895 2005-05-19 Richard Henderson <rth@redhat.com>
3897 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3899 2005-05-19 Richard Henderson <rth@redhat.com>
3901 * config/i386/sse.md (mulv4si3): Use all register inputs.
3902 (mulv2di3): Likewise.
3904 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3906 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3907 build_fold_addr_expr to generate trees of correct type.
3908 Use fold_buildN if possible.
3910 2005-05-19 Jan Hubicka <jh@suse.cz>
3912 * basic-block.h (REG_BR_PROB_BASE): Define.
3913 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3914 (dump_cgraph_node): Dump count.
3915 (cgraph_clone_edge): Rescale counts.
3916 (cgraph_clone_node): Likewise.
3917 * cgraph.h: Include basic-block.h
3918 (cgraph_node): Add count.
3919 (cgraph_edge): Add count and loop_nest.
3920 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3922 * cgraphunit.c: Kill now redundant inlining comment.
3923 (cgraph_create_edges): Make static, maintain current basic block;
3925 (record_call_1): Fill in new fields.
3926 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3928 (cgraph_decide_recursive_inlining): Likewise.
3929 * rtl.h (REG_BR_PROB_BASE): Kill.
3930 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3931 (expand_call_inline): Update call of cgraph_create_edge.
3932 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3934 2005-05-19 Nick Clifton <nickc@redhat.com>
3936 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3937 new rs6000_explicit_options structure.
3939 2005-05-19 Richard Henderson <rth@redhat.com>
3942 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3943 TFmode code swapping ...
3944 (alpha_emit_xfloating_compare): ... here.
3945 (alpha_emit_setcc): Update to match.
3946 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3948 2005-05-19 Richard Henderson <rth@redhat.com>
3951 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3952 memory indirection in local-dynamic case.
3954 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3955 Bernd Schmidt <bernd.schmidt@analog.com>
3957 * config/bfin/bfin.c (branch_dest): Add comment why it's
3959 * config/bfin/bfin.md (attr "length" default): Change the offset of
3960 forward conditional branch of length 4 from 4096 to 4092.
3962 2005-05-19 Jan Beulich <jbeulich@novell.com>
3964 * unwind-compat.c: Include tconfig.h and tsystem.h.
3965 * unwind-dw2-fde-compat.c: Likewise.
3967 2005-05-18 Richard Henderson <rth@redhat.com>
3970 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3971 memory destination is readonly.
3973 2005-05-18 Richard Henderson <rth@redhat.com>
3976 * tree-ssa-operands.c (opf_non_specific): New.
3977 (get_asm_expr_operands): Set it.
3978 (add_call_clobber_ops, add_call_read_ops): Likewise.
3979 (add_stmt_operand): Test it instead of opf_kill_def when
3980 considering unmodifiable variables.
3982 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3984 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3986 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3987 tree-ssa-forwprop.c: Fix comment typos.
3988 * doc/invoke.texi: Fix a typo.
3990 2005-05-18 Richard Henderson <rth@redhat.com>
3992 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3993 including linux64.h.
3995 2005-05-18 Richard Henderson <rth@redhat.com>
3997 * tree-cfg.c (pass_remove_useless): Revert last change.
3998 * tree-optimize.c (init_tree_optimization_passes): Initialize
3999 all_lowering_passes with PROP_gimple_any.
4001 2005-05-18 Devang Patel <dpatel@apple.com>
4003 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
4006 2005-05-18 Richard Henderson <rth@redhat.com>
4008 * tree-ssa-forwprop.c (cfg_changed): New.
4009 (tidy_after_forward_propagate_addr): New.
4010 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
4011 (forward_propagate_addr_into_variable_array_index): Likewise.
4012 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
4015 2005-05-18 Geoffrey Keating <geoffk@apple.com>
4017 * dummy-checksum.c: New.
4018 * genchecksum.c: New.
4019 * c.opt (print_pch_checksum): New flag.
4020 * c-pch.c (struct c_pch_validity): Make much shorter.
4022 (host_machine): Remove.
4023 (target_machine): Remove.
4024 (get_ident): Change PCH version number.
4025 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
4026 Don't put triplets or version string in PCH validity data.
4027 Do put the compiler checksum in the validity data.
4028 (c_common_valid_pch): Don't check triplets or version string. Do
4030 (c_common_print_pch_checksum): New.
4031 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
4032 Print fingerprint with -v.
4033 * c-common.h (c_common_print_pch_checksum): New.
4034 (executable_checksum): New.
4035 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
4036 (cc1-dummy): New rule.
4037 (cc1-checksum.c): New rule.
4038 (cc1-checksum.o): New rule.
4039 (cc1): Add checksum support.
4040 (build/genchecksum): New.
4041 (build/genchecksum.o): New.
4042 (dummy-checksum.o): New.
4043 (genobjnames): Add genchecksum.o.
4044 (mostlyclean): Remove *-checksum.c.
4045 (gnucompare): Add libgcc to list of directories checked.
4046 Make comparison problems in libgcc/ and with checksum files only
4048 * doc/invoke.texi (Precompiled Headers): Remove caution.
4049 Document that it must be the exact same binary. Add a few
4050 known-safe flags to the list.
4052 * rs6000/predicates.md (fix_trunc_dest_operand): New.
4053 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
4054 Check that a memory operand is valid before trying to use it.
4056 * tree-cfg.c (pass_remove_useless): This pass works on trees.
4058 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
4060 * tree.c (build1_stat): Don't try to handle two-operand
4063 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
4065 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
4066 * config/sh/sh.h: Update mask names throughout.
4067 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
4068 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
4069 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
4070 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
4071 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
4072 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
4073 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
4074 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
4075 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
4076 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
4077 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
4078 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
4079 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
4080 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
4081 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
4082 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
4083 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
4084 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
4085 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
4086 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
4087 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
4088 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
4089 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
4090 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
4091 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
4092 (SUBTARGET_SWITCHES): Delete.
4093 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
4094 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
4095 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
4096 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
4097 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
4098 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
4099 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
4100 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
4101 (SUPPORT_SH3): Likewise SUPPORT_SH2.
4102 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
4103 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
4105 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
4106 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
4107 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
4108 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
4109 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
4110 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
4111 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
4112 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
4113 (SUPPORT_ANY_SH5): New macros.
4114 (TARGET_NONE): Replace with...
4115 (MASK_ARCH): ...this new macro.
4116 * config/sh/elf.h: Update mask names
4117 * config/sh/linux.h: Likewise.
4118 * config/sh/little.h: Likewise.
4119 * config/sh/netbsd-elf.h: Likewise.
4120 * config/sh/symbian-pre.h: Likewise.
4121 * config/sh/sh.c (sh_handle_option): New function.
4122 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4123 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
4124 (sh_target_switches, target_switches): Delete.
4125 (sh_pch_valid_p): Check for specific differences in the target_flags
4127 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
4128 * config/sh/sh.opt: New file.
4130 2005-05-18 Richard Henderson <rth@redhat.com>
4133 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
4134 small_addr_symbolic_operand.
4136 2005-05-18 Jeff Law <law@redhat.com>
4138 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4139 propagate an ADDR_EXPR if the definition and use sites are
4140 in different EH regions.
4142 2005-05-18 Ian Lance Taylor <ian@airs.com>
4144 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
4147 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4149 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
4151 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4153 Fix PR tree-optimization/21407
4155 * tree-ssa-operands.c (note_addressable): Change
4156 COMPONENT_REF handling in response to aliasing
4159 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4161 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
4162 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
4163 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
4164 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
4165 the default on Solaris too.
4167 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
4169 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
4172 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4174 * timevar.def (TV_SCEV_CONST): New timevar.
4175 * tree-optimize.c (init_tree_optimization_passes): Add
4177 * tree-pass.h (pass_scev_cprop): Declare.
4178 * tree-scalar-evolution.c (scev_const_prop): New function.
4179 * tree-scalar-evolution.h (scev_const_prop): Declare.
4180 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
4182 * tree-cfg.c (replace_uses_by): Export.
4183 * tree-flow.h (replace_uses_by): Declare.
4185 2005-05-17 Ziemowit Laski <zlaski@apple.com>
4186 Mike Stump <mrs@apple.com>
4188 Yet more Objective-C++...
4190 * c-common.h (objc_finish_try_stmt): Add.
4191 (objc_build_synchronized): Add.
4192 (objc_generate_write_barrier): Add.
4193 * stub-objc.c (objc_build_synchronized): Add return value.
4194 (objc_finish_try_stmt): Likewise.
4195 (objc_generate_write_barrier): Add.
4197 * c-common.h (objc_rewrite_function_call): Add.
4198 * c-typeck.c (build_function_call): Allow objc to rewrite
4200 (build_modify_expr): Allow objc to generate write barriers.
4201 * c.opt (Wassign-intercept): Add.
4202 (Wstrict-selector-match): Add.
4203 (fobjc-call-cxx-cdtors): Add.
4204 (fobjc-direct-dispatch): Add.
4206 * dbxout.c (get_lang_number): Add Objective-C++ support.
4207 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
4208 (-Wstrict-selector-match): Likewise.
4209 (-fobjc-direct-dispatch): Likewise.
4210 (-Wassign-intercept): Likewise.
4211 (Overall Options): Likewise.
4212 * gengtype.c (get_output_file_with_visibility): Likewise.
4213 * stub-objc.c (objc_rewrite_function_call): Add.
4214 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
4216 * c-common.c (flag_objc_exceptions): Remove.
4217 (flag_objc_sjlj_exceptions): Remove.
4218 * c-decl.c (objc_mark_locals_volatile): Don't change decls
4219 that are already ok.
4220 * c-opts.c (c_common_handle_option, case
4221 OPT_fobjc_exceptions): Remove.
4222 (case OPT_fobjc_sjlj_exceptions): Remove
4223 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
4224 (fobjc-exceptions): Likewise.
4225 (fobjc-sjlj-exceptions): Likewise.
4226 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
4227 (OFFS_ASSIGNIVAR_FAST): Add.
4229 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4231 * config/sparc/sparc.md (movhi): Do not test constness
4232 of operand #1 twice.
4234 (movdi): Unconditionally accept zero as second operand
4235 when the first is memory.
4236 (movdi_insn_sp32): Handle above case.
4237 (DImode splitter): Use predicates.
4238 (DImode splitter): Use const_zero_operand predicate.
4239 (movsf_insn): Swap 2 alternatives.
4241 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4243 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
4244 expand_simple_operations to bases of the ivs.
4245 (tree_int_cst_sign_bit): Export.
4246 * tree-flow.h (expand_simple_operations): Declare.
4247 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
4248 tree_int_cst_sign_bit.
4249 (expand_simple_operations): Export.
4250 * tree.h (tree_int_cst_sign_bit): Declare.
4252 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4254 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
4256 (replace_uses_by): New function.
4257 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
4258 * tree-flow.h (fold_stmt_inplace): Declare.
4259 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
4260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
4261 info after cfg cleanup.
4263 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4265 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
4266 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
4269 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4271 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
4272 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
4273 * timevar.c (timevar_ggc_mem_total): New variable.
4274 (GGC_MEM_BOUND): New constant.
4275 (get_time): Record ggc memory status.
4276 (timevar_accumulate): Accumulate amount of ggc memory.
4277 (timevar_print): Print consumption of ggc memory.
4278 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
4279 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
4280 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
4281 * timevar.h (struct timevar_time_def): Add ggc_mem field.
4282 (timevar_ggc_mem_total): Declare.
4284 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
4286 * tree-into-ssa.c (update_ssa): Clean up by shortening the
4289 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4291 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
4293 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
4294 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
4295 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
4296 ("s<ocond:code>"): Rename from respectively "b<ncond>",
4297 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
4298 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
4299 "s<rcond>" and "s<ocond>".
4300 ("b<ocond:code>", "*b<ocond:code>_reversed")
4301 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
4302 output statement section.
4304 2005-05-17 Roger Sayle <roger@eyesopen.com>
4306 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
4308 2005-05-17 Steven Bosscher <stevenb@suse.de>
4309 Stuart Hastings <stuart@apple.com>
4310 Jan Hubicka <jh@suse.cz>
4311 Dale Johannesen <dalej@apple.com>
4313 * cgraph.h (cgraph_node): Add 'lowered' state.
4314 (cgraph_lower_function): Declare.
4315 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
4316 (cgraph_lower_function): New function.
4317 (cgraph_create_edges): Deal with lowered function bodies.
4318 (verify_cgraph_node): Likewise.
4319 (cgraph_analyze_function): Do lowering job.
4320 (cgraph_build_static_cdtor): Likewise.
4321 * function.h (struct function): Add saved_eh and saved_cfg.
4322 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
4323 * tree-cfg.c (fold_cond_expr_cond): Export.
4324 * tree-flow.h (fold_cond_expr_cond): Declare.
4325 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
4327 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
4328 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
4329 callee_cfun, block, eh_region, eh_region_offset.
4330 (inlining_p): New predicate.
4331 (remap_decl): Update for new inline_data; declare newly created inline
4332 vars in low gimple way.
4333 (copy_body_r): Update for new datastructure, simplify some of handling
4334 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
4335 deal with RESX_EXPRs.
4337 (copy_edges_for_bb): Likewise.
4338 (remap_decl_1): New.
4339 (copy_cfg_body): New.
4340 (copy_generic_body): Rewrite to work on low gimple.
4341 (copy_body): Turn into simple wrapper around copy_cfg_body.
4342 (setup_one_parameter): Insert new statements into given basic block.
4343 (initialize_initialized_parameters): Likewise, reorganize way things are
4345 (declare_return_variable): Update for new inline data datastructure.
4346 (inline_forbidden_p): Work on low gimple.
4347 (estimate_num_insns): Likewise.
4348 (expand_call_inline): Work on CFG.
4349 (push_cfun, pop_cfun): New functions.
4350 (cfun_stack): New stack.
4351 (add_lexical_block): New function.
4352 (gimple_expand_calls_inline): Work on basic block.
4353 (optimize_inline_calls): Likewise.
4354 (clone_body, save_body, unsave_ewpr_now): Update for new
4356 (declare_inline_vars): Work on block instead of bind_expr.
4357 (inlining_p): New predicate.
4358 * tree-inline.h (push_cfun, pop_cfun): Declare.
4359 * tree-optimize.c: Include except.h
4360 (all_lowering_passes): New variable.
4361 (execute_fixup_cfg, pass_fixup_cfg): New pass.
4362 (init_tree_optimization_passes): Move some to all_lowering_passes.
4363 (tree_lowering_passes): New function.
4364 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
4365 * tree-pass.h (tree_lowering_passes): Declare
4367 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4369 * unwind-dw2-fde-darwin.c: Include tsystem.h.
4371 2005-05-17 Jeff Law <law@redhat.com>
4373 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
4374 * tree-ssa-forwprop.c: Include langhooks.h.
4375 (forward_propagate_addr_expr_into_variable_array_index): New.
4376 (forward_propagate_addr_expr): New.
4377 (tree_ssa_forward_propagate_single_use_vars): Loop over all
4378 the statements in the block instead of just the last statement.
4379 Call forward_propagate_addr_expr as needed.
4380 (pass_forwprop): Update the SSA graph after forward propagation is
4383 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4385 * unwind-dw2-fde-glibc.c (base_from_cb_data,
4386 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
4388 * unwind-dw2-fde.c (__deregister_frame_info_bases,
4389 base_from_object, fde_split, end_fde_sort): Likewise.
4390 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
4391 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
4392 uw_init_context_1): Likewise.
4393 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
4394 _Unwind_Resume_or_Rethrow): Likewise.
4395 * unwind-pe.h (__gxx_abort): Do not define.
4396 (size_of_encoded_value, base_of_encoded_value,
4397 read_encoded_value_with_base): Use gcc_unreachable.
4398 * unwind.h (_Unwind_GetTextRelBase): Likewise.
4400 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4402 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
4403 (cfi_end): New macros.
4404 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
4405 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
4406 an eight byte stack frame.
4407 (__NR_tkill): Define.
4408 (__div0): Use gettid tkill on GNU/Linux.
4409 (_arm_return): Add CFI.
4410 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
4412 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4414 * configure.ac: Remove spaces around assignment to
4416 * configure: Regenerated.
4418 2005-05-17 David Edelsohn <edelsohn@gnu.org>
4420 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
4421 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
4423 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
4424 Modify aix_struct_return variable, not target_flags.
4425 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
4426 (rs6000_return_in_memory): Test aix_struct_return.
4427 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
4428 independent variable. Report mxl-compat.
4430 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
4432 * config/bfin/bfin.md (eh_return): Add missing DONE.
4434 2005-05-17 Ian Lance Taylor <ian@airs.com>
4436 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
4438 (mode_attr_index): Remove check for defined attribute. Remove
4439 infile parameter. Change all callers.
4440 (apply_mode_maps): Add unknown parameter. Change caller. Always
4441 return after finding attribute.
4442 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
4444 (apply_macro_traverse): Set mtd->unknown_mode_attr.
4445 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
4446 attribute used for a mode.
4448 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4450 * tree-ssa-math-opts.c: New file.
4452 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4454 * Makefile.in: Add tree-ssa-math-opts.c.
4455 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
4456 * fold-const.c (distribute_real_division): New.
4457 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
4458 * tree-pass.h (pass_cse_reciprocals): New.
4459 * tree-optimize.c (init_tree_optimization_passes): Run it.
4460 * doc/passes.texi: Document the new pass.
4462 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
4465 * builtins.c (fold_builtin_constant_p): Handle
4466 &"string cst"[0] as constant.
4468 2005-05-17 Richard Henderson <rth@redhat.com>
4470 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4472 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4475 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4476 src2 if src2 has been split.
4478 PR tree-optimization/21610
4479 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4480 returning DECL, call unshare_expr.
4482 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4484 * config/cris/cris.md: Unquote preparation and output statements.
4485 (BWD, WD, BW): New, mode-macros.
4486 (S, s, m, mm, nbitsm1): New, mode-attrs.
4487 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4488 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4490 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4491 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4492 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4494 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4495 ("movdi"): Move misplaced head comment regarding necessity of
4496 movdi from movsi to here.
4497 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4499 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4500 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4501 "*mov_sideqi_biap_mem".
4502 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4504 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4505 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4506 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4507 and "*clear_sideqi".
4508 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4509 "*ext_sidehisi_biap".
4510 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4512 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4513 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4514 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4515 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4516 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4518 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4519 "*op_sidehi_biap" and "*op_sidesi_biap".
4520 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4522 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4523 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4524 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4525 "*op_swap_sidehi" and "*op_swap_sidesi".
4526 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4527 in the N alternative of "subqi3".
4528 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4529 "*extophisi_side_biap".
4530 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4532 ("*extop<mode>si_swap_side_biap"): Replace
4533 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4534 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4535 "*extophisi_swap_side".
4536 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4537 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4539 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4540 "mulqihi3", "mulhisi3" and "mulhisi3".
4541 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4542 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4544 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4545 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4546 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4547 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4548 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4549 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4550 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4551 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4552 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4553 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4554 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4555 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4557 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4558 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4560 ("b<ocond>"): Replace "bgt" and "ble".
4561 ("b<rcond>"): Replace "blt" and "bge".
4562 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4563 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4565 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4567 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4569 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4571 ("s<rcond>"): Replace "sge" and "slt".
4572 ("s<ocond>"): Replace "sgt" and "sle".
4573 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4574 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4575 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4576 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4578 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4580 * varasm.c (struct constant_descriptor_tree): Add hash field.
4581 (const_desc_hash): Just return hash field.
4582 (const_desc_eq): If hash values are different, return 0 immediately.
4583 (output_constant_def): Compute hash field of temporary key, use
4584 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4585 newly built constant descriptor.
4586 (lookup_constant_def): Compute hash field of temporary key, use
4587 htab_find_with_hash instead of htab_find.
4589 2005-05-16 Richard Henderson <rth@redhat.com>
4591 * config/i386/sse.md (mulv4si3): New.
4593 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4595 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4596 tests for noncanonical versions of reg+constant and
4599 2005-05-16 Richard Henderson <rth@redhat.com>
4600 Steven Bosscher <stevenb@suse.de>
4603 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4604 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4605 region data structure to match replacement.
4606 * tree-flow.h: Update to match.
4607 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4608 * tree-ssa-dom.c (optimize_stmt): Likewise.
4609 * tree-ssa-pre.c (eliminate): Likewise.
4610 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4612 2005-05-16 Caroline Tice <ctice@apple.com>
4614 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4615 internal_error with gcc_assert.
4616 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4617 * function.h (struct function): Remove space between "*" and
4619 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4620 modify to use alloca.
4621 (unlikely_text_section): Add check for flag_function_sections.
4622 (assemble_start_function): Move call to resolve_section, so it
4623 comes before first call to unlikely_text_section.
4624 (assemble_end_function): Add test and call to function_section
4627 2005-05-16 Roger Sayle <roger@eyesopen.com>
4629 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4630 instead of build_binary_op when performing code transformations
4631 to avoid error messages about constructs not it the user's code.
4633 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4635 * tree-ssa-pre.c: Fix a comment typo.
4637 2005-05-16 Richard Henderson <rth@redhat.com>
4640 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4641 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4642 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4643 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4644 add_tprel22): Remove mode from symbolic operand.
4646 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4648 * optc-gen.awk: Include intl.h after the externally-provided files.
4650 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4652 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4653 folding a COND_EXPR_COND in a nondestructive manner.
4655 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4657 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4658 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4659 New values for vec_select definitions and bitmask for element
4662 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4664 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4665 Change the type to VEC(rtx,gc)*.
4666 (mem_loc_descriptor, add_const_value_attributes,
4667 dwarf2out_init): Adjust uses of used_rtx_varray.
4669 * tree-data-ref.c (compute_all_dependences): Change the type
4670 of dependence_relations to VEC(ddr_p,heap)**.
4671 (compute_data_dependences_for_loop): Change the type of
4672 allrelations to VEC(ddr_p,heap)*.
4674 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4676 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4677 system.h, coretypes.h and tm.h.
4678 (options.o): Update dependencies accordingly.
4679 * optc-gen.awk: Allow header_name to be a list of filenames.
4680 Handle the "Condition" flag.
4681 * opts.h (CL_DISABLED): New flag.
4682 * opts.c (handle_option): Print an error for CL_DISABLED options.
4683 * doc/options.texi: Document the "Condition" option flag.
4685 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4687 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4689 2005-05-15 Roger Sayle <roger@eyesopen.com>
4691 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4692 check for TREE_OVERFLOW on INTEGER_CST trees.
4693 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4694 CONSTANT_CLASS_P tree nodes.
4696 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4699 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4701 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4703 Fix PR tree-optimization/21576
4705 * tree-ssa-pre.c (expression_node_pool): New pool.
4706 (comparison_node_pool): Ditto.
4707 (list_node_pool): Ditto.
4708 (pool_copy_list): New function.
4709 (phi_translate): Handle CALL_EXPR.
4710 (valid_in_set): Ditto.
4711 (create_expression_by_pieces): Ditto.
4712 (insert_into_preds_of_block): Ditto.
4713 (insert_aux): Ditto.
4714 (compute_avail): Ditto.
4715 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4716 (can_value_number_call): New function.
4717 (find_leader): Update comment.
4718 (init_pre): Create new pools.
4719 (fini_pre): Free new pools.
4720 (pass_pre): Add TODO_update_ssa for the future when we are going
4722 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4723 (set_value_handle): Ditto.
4724 (get_value_handle): Ditto.
4726 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4728 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4730 2005-05-15 Andreas Jaeger <aj@suse.de>
4732 * gcc.c (pfatal_pexecute): Remove unused local function.
4734 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4736 * optc-gen.awk: Remove excess indentation.
4737 * opth-gen.awk: Likewise.
4739 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4741 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4742 of basic_block_info. Call init_flow and find_basic_blocks
4743 before dbr_schedule if needed.
4745 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4747 * tree-optimize.c (init_tree_optimization_passes): Move
4748 pass_cd_dce in place of the last pass_dce.
4750 PR tree-optimization/21563
4751 * tree-vrp.c (compare_value): Return boolean_false_node when
4752 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4753 strictly larger than CST.
4755 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4756 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4758 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4760 (rev_cond_name) Likewise.
4761 (vax_float_literal) Likewise.
4762 * config/vax/vax.md: Likewise.
4764 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4766 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4767 registers and use them (specifically the stack pointer).
4768 * config/vax/vax.h: Use above defines right here.
4770 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4771 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4772 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4774 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4775 mostly removal of trailing spaces...
4776 * config/vax/vax-modes.def: Remove trailing whitespace.
4778 * config/vax/elf.h: Update whitespace.
4780 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4783 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4784 * fold-const.c (fold_indirect_ref_1): Avoid removing
4785 NOP_EXPRs with type qualifiers like const.
4787 2005-05-14 Jan Hubicka <jh@suse.cz>
4789 Patch by Richard Henderson:
4790 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4791 Handle RESX expressions properly.
4793 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4794 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4795 (remove_stmt_from_eh_region_fn): Likewise.
4797 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4799 (execute_warn_function_noreturn): ... here.
4800 (pass_warn_function_noreturn): New pass.
4801 * tree-pass.h (pass_warn_function_noreturn): Declare
4802 * tree-optimize.c (init_tree_optimization_passes): Move return
4803 warnings early and add noreturn warnings at place of previous
4806 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4808 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4809 root_var_init, type_var_init): Use VEC instead of VARRAY.
4810 * tree-ssa-live.h (tree_partition_associator_d): Change the
4811 type of trees to VEC(tree,heap)*.
4812 (tpa_tree): Use VEC instead of VARRAY.
4814 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4816 * fold-const.c (div_if_zero_remainder): New function.
4817 (try_move_mult_to_index): Use it.
4819 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4821 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4823 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4824 lower_try_finally_copy, lower_try_finally_switch,
4825 lower_try_finally): Use VEC instead of VARRAY.
4827 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4829 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4830 comment regarding defined register classes.
4831 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4833 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4835 * tree-optimize.c (init_tree_optimization_passes): Move
4836 pass_merge_phi before the first pass_dominator.
4838 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4840 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4843 2005-05-13 Josh Conner <jconner@apple.com>
4845 * config/arm/arm.c (arm_size_return_regs): New.
4846 (thumb_unexpanded_epilogue): replace in-line calculation
4847 of return registers with call to arm_size_return_regs.
4848 (use_return_insn): Include test of which registers are
4849 being used to hold return values, to accommodate
4850 vector return values.
4852 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4854 * config/rs6000/sysv4.opt (mlittle): Handle.
4856 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4857 target_flags_explicit when appropriate.
4859 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4861 PR middle-end/20714:
4862 * optabs.c (no_conflict_data): New struct.
4863 (no_conflict_move_test): New function.
4864 (emit_no_conflict_block): Use it.
4866 2005-05-13 Adam Nemet <anemet@lnxw.com>
4868 * doc/invoke.texi (Debugging Options): Option
4869 -fdump-translation-unit only works with C++ now.
4871 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4873 Replace calls to abort in CRIS port.
4874 * config/cris/cris.h (CRIS_ASSERT): New macro.
4875 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4876 internal_error instead of abort.
4877 ("movsi"): Ditto. Unquote preparation statement section.
4878 ("call", "call_value"): Ditto, but use gcc_assert where
4879 appropriate. Tweak comments.
4880 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4882 (cris_op_str): Call internal_error, not abort.
4883 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4884 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4885 (cris_notice_update_cc): Call internal_error, not abort.
4886 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4887 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4888 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4889 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4890 ENABLE_CHECKING-guarded abort call.
4891 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4892 Use internal_error at end of test-chain.
4894 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4896 PR rtl-optimization/20769:
4897 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4898 pattern emitted by expand_nl_goto_receiver.
4900 PR middle-end/20793:
4901 * integrate.c (allocate_initial_values): Update register liveness
4904 2005-05-13 Josh Conner <jconner@apple.com>
4906 * arm.c (arm_return_in_memory): Add handling for vector return types.
4908 2005-05-13 David Ung <davidu@mips.com>
4910 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4912 * config/mips/mips.c: Add 4km alias.
4913 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4914 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4917 2005-05-13 Jan Hubicka <jh@suse.cz>
4919 * c-decl.c (finish_function): Suppress "control reaches end of
4920 non-void function" when "no return statement in function
4921 returning non-void" is issued.
4923 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4924 * tree-optimize.c (pass_gimple): Kill.
4925 (init_tree_optimization_passes): Kill pass_gimple.
4926 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4927 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4929 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4931 PR rtl-optimization/20756:
4932 * basic-block.h (PROP_DEAD_INSN): Define.
4933 * flow.c (propagate_one_insn): Set during mark_set_regs call
4935 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4936 that kills a live register.
4938 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4940 * config/s390/s390.md: ("DBL"): New mode attribute.
4941 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4942 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4943 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4945 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4947 * c-format.c (check_format_arg): Handle string literals of
4948 the form &"string"[offset].
4950 * g++.dg/warn/format4.C: New testcase.
4952 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4954 * config/mips/3000.md, config/mips/4000.md,
4955 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4956 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4957 config/mips/generic.md, config/pdp11/pdp11.md,
4958 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4959 config/sh/sh-modes.def, config/sh/sh-protos.h,
4960 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4962 2005-05-13 Richard Henderson <rth@redhat.com>
4964 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4965 addition to move unless dest is a register. Do not skip
4966 instantiation in dest on addition simplification.
4968 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4970 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4971 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4972 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4974 2005-05-13 Jan Hubicka <jh@suse.cz>
4976 * basic-block.h (FOR_ALL_BB_FN): New macro.
4977 (init_flow): Initialize cfg structure.
4978 * function.c (allocate_struct_function): Do not initialize cfg structure.
4979 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4980 (build_tree_cfg): ... here.
4981 * tree-flow.h (init_empty_tree_cfg): Declare.
4983 2005-05-12 Steven Bosscher <stevenb@suse.de>
4985 Fix PR tree-optimization/21520
4986 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4987 to attempt to fold constants.
4989 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4992 only when TARGET_ADJUST_UNROLL_MAX is defined.
4993 (general_movsrc_operand): Use the C style comment.
4994 (ua_offset): Use prototype.
4996 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4998 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4999 (struct hmr_data, hoist_memory_reference, memref_del,
5000 struct fmrv_data): Removed.
5001 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
5002 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
5004 (find_more_ref_vops): Traverse the list of memory references.
5005 (determine_lsm_loop): Work with the list of memory references instead
5006 of traversing the hashtable.
5008 2005-05-12 Steven Bosscher <stevenb@suse.de>
5009 Stuart Hastings <stuart@apple.com>
5010 Jan Hubicka <jh@suse.cz>
5012 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
5013 duplicate_eh_regions): New functions, based on old
5014 implementation removed with RTL inliner.
5015 (reachable_next_level): Modify behaviour pre-inline.
5016 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
5018 * function.h (struct function): Add after_inlining flag.
5019 * tree-optimize.c (tree_rest_of_compilation): Set it.
5020 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
5022 * tree-cfg.c (label_to_block_fn): Deal with cases where
5023 label was never insterted into code.
5025 2005-05-12 Zack Weinberg <zack@codesourcery.com>
5027 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
5029 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
5031 Fix PR tree-optimization/21532
5032 * tree-ssa-pre.c (create_expression_by_pieces): stmt
5033 needs to go onto the inserted_exprs list.
5035 2005-05-12 Ian Lance Taylor <ian@airs.com>
5037 * c-common.h (statement_code_p): Don't declare.
5038 (STATEMENT_CODE_P): Don't define.
5039 (INIT_STATEMENT_CODES): Don't define.
5040 * c-common.c (statement_code_p): Don't define.
5042 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5044 * config/sparc/sparc.h: Remove dead code.
5045 * config/sparc/sparc.c (sparc_compute_frame_size): Use
5046 FIRST_PARM_OFFSET for the size of the register window area.
5047 (emit_save_regs): Rename into emit_save_or_restore_regs.
5048 Add 'action' parameter. Use 4095 as upper bound for the offset.
5049 Pass 'action' to save_or_restore_regs.
5050 (emit_restore_regs): Delete.
5051 (sparc_expand_prologue): Call emit_save_or_restore_regs.
5052 (sparc_expand_epilogue): Likewise.
5053 * config/sparc/sparc.md (mode macro P): Move.
5054 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
5055 (mov<V32:mode> expander): Move to the top of the V32 section.
5056 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
5057 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
5058 (sibcall_epilogue): Move.
5060 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5063 * arm.c (arm_gen_constant): Sign-extend intermediate values when
5064 synthesizing a constant of the difference of two immediates.
5066 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5068 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
5069 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
5070 the alternatives using integer registers into the appropriate
5073 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5075 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
5076 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
5077 * bitmap.h: Fixed comments.
5079 2005-05-11 Richard Henderson <rth@redhat.com>
5082 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
5083 (ia64_cannot_force_const_mem): New.
5084 (tls_symbolic_operand_type): New.
5085 (ia64_legitimate_constant_p): New.
5086 (ia64_expand_load_address): Return true on success. Improve
5087 checks for when we should not split.
5088 (ia64_expand_tls_address): New addend operand. Distribute it
5089 as appropriate to the tls_kind. Delay referencing gp.
5090 (ia64_expand_move): Split symbolic addend as necessary. Handle
5091 tls symbols with addends.
5092 * config/ia64/ia64-protos.h: Update.
5093 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
5094 p0, f0, f1, and r13.
5095 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
5096 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
5097 (symbolic_operand splitter): Pass everything through
5098 ia64_expand_load_address and FAIL or DONE as appropriate.
5099 (load_fptr): Only accept after reload.
5100 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
5101 load_symptr_low, load_ltoff_dtpmod,
5103 (load_dtprel): Only accept tls symbols.
5104 (load_dtprel64, load_dtprel22): Likewise.
5105 (load_tprel, load_tprel64, load_tprel22): Likewise.
5106 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
5107 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
5108 (add_dtprel14, add_dtprel22): Likewise.
5109 (add_tprel, add_tprel14, add_tprel22): Likewise.
5110 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
5111 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
5112 (got_symbolic_operand): Check CONST offsets.
5113 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
5114 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
5115 (move_operand): Don't handle tls here. Check CONST offsets.
5117 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5119 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
5120 Remove hilo_operand check.
5121 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
5122 * config/mips/predicates.md (hilo_operand): Delete.
5124 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5126 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
5128 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5130 PR tree-optimizer/18472
5131 * tree-if-conv.c (tree_if_convert_stmt,
5132 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
5134 2005-05-11 Jan Hubicka <jh@suse.cz>
5136 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
5137 (GTFILES): add except.h.
5138 * except.c (eh_status): Add throw_stmt_table.
5139 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
5140 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
5141 lookup_stmt_eh_region_fn): Declare.
5142 (throw_stmt_node): New structure.
5143 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
5144 * gengtype.c (open_base_files): Add except.h to inlines.
5145 * tree-eh.c (throw_stmt_node): Kill.
5146 (record_stmt_eh_region): Update.
5147 (add_stmt_to_eh_region_fn): Break out from ...
5148 (add_stmt_to_eh_region): ... here.
5149 (remove_stmt_from_eh_region_fn): Break out from ...
5150 (remove_stmt_from_eh_region): ... here.
5151 (lookup_stmt_eh_region_fn): Break out from ...
5152 (lookup_stmt_eh_region): ... here.
5153 (honor_protect_cleanup_actions): Use build_resx.
5154 (lower_try_finally_onedest): Likewise.
5155 (lower_try_finally_copy): Likewise.
5156 (lower_try_finally_switch): Likewise.
5157 (lower_eh_constructs): Update eh table construction.
5158 * tree.c (build_resx): New.
5159 * tree.h (build_resx): Declare.
5161 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
5163 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
5166 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5168 * fold-const.c, libgcov.c: Fix comment typos.
5170 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
5173 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
5175 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5176 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
5178 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
5180 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
5183 * crtstuff.c: Include auto-host.h again, for now.
5185 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5187 * config/mips/24k.md: Remove trailing whitespace.
5189 2005-05-11 David Ung <davidu@mips.com>
5191 * config/mips/mips.md (type): Add imul3.
5192 (length, hazard, may_clobber_hilo): Check for imul3.
5193 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
5194 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
5195 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
5196 for a 3 operand mul and its bypasses.
5197 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
5198 * config/mips/4000.md (r4k_imul): Likewise.
5199 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
5200 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
5201 (vr4130_muldi): Likewise.
5202 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
5203 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
5204 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
5205 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
5206 (ir_vr54_imadd_si): Likewise.
5207 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
5208 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
5209 (rm7_impy_di): Likewise.
5210 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
5211 * config/mips/generic.md (generic_imul): Likewise.
5212 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
5213 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
5215 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
5217 PR middle-end/20371:
5218 * tree.h (record_layout_info_s): New member prev_packed.
5219 * stor-layout.c (update_alignment_for_field): Fix comment about
5220 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
5221 we start it properly aligned.
5222 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
5223 to update_alignment_for_field, and recompute it afterwards using
5224 the alignment of the record.
5225 When a packed bitfield precedes an MS bitfield, don't add padding
5226 at the end of the packed bitfield on behalf of the base type of
5227 the packed bit field.
5228 Don't adjust rli->bitpos at the end
5229 of an MS bitfield run if we already adjusted bitpos/offset for an
5230 alignment as large or larger than the bitfield type size.
5231 Take possible record alignment > BIGGEST_ALIGNMENT into account
5232 when calculating actual_align.
5233 Only put packed buit fields into rli->prev_field if they end up
5235 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
5236 Update rli->remaining_in_alignment when we have already started a
5237 run of bit fields and we process a packed bit field.
5239 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
5241 * tree-data-ref.c (find_data_references_in_loop): Give up when
5242 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
5243 may embed arbitrary side effects.
5244 Remove the assumption that GIMPLE form contains a single array
5245 access per statement.
5246 When the statement contains virtual operands, fail if it is not
5247 a MODIFY_EXPR or a CALL_EXPR.
5248 Return after the dont know node is inserted.
5250 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
5252 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
5254 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5257 PR tree-optimization/19639
5258 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
5259 and generic summands for char* as s * delta, too, folding &a[i]
5260 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
5261 for comparison of steps. Convert types for index addition.
5262 (fold_binary): Adjust the callers to always dispatch to
5263 try_move_mult_to_index.
5264 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
5265 expr with non-gimple ARRAY_REF offset.
5267 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5269 * fold-const.c (fold_indirect_ref_1): Avoid removing
5270 NOP_EXPRs with type qualifiers like const.
5272 2005-05-11 Richard Henderson <rth@redhat.com>
5275 * c-decl.c (finish_decl): Propagate the completed array type of
5276 a global variable into the binding.
5278 2005-05-10 Matt Kraai <kraai@ftbfs.org>
5280 * Makefile.in (gtype-desc.o, build/genautomata.o)
5281 (build/varray.o): Depend on $(VARRAY_H).
5283 2005-05-10 Diego Novillo <dnovillo@redhat.com>
5285 * tree-optimize.c (init_tree_optimization_passes): Re-organize
5286 optimization passes to do an initial batch of scalar cleanups.
5288 2005-05-10 Ian Lance Taylor <ian@airs.com>
5290 * read-rtl.c (struct macro_traverse_data): Define.
5291 (map_attr_string): New static function, broken out of
5292 apply_macro_to_string.
5293 (mode_attr_index, apply_mode_maps): New static functions.
5294 (apply_macro_to_string): Call map_attr_string.
5295 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
5297 (apply_macro_traverse): Expect data to point to a struct
5298 macro_traverse_data.
5299 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
5300 to pass data through htab_traverse.
5301 (read_rtx_1): Add mode_maps parameter. Change all callers.
5302 Handle mode names which are attribute strings.
5303 * doc/md.texi (Substitutions): Rename from String Substitutions.
5304 Change references. Document using attributes as modes.
5306 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5308 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
5309 * tree-optimize.c (init_tree_optimization_passes) Swap
5310 pass_ch and pass_profile.
5311 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
5312 here. Remove rewrite_into_loop_closed_ssa call.
5314 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5316 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
5318 (legitimate_reload_constant_p): Add check for const double zero.
5319 * config/s390/s390.md: Add comment for constraint letter 'G'.
5320 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
5321 attributes for new case.
5322 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
5323 s390_const_double_ok_for_constraint_p.
5324 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
5327 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5329 PR tree-optimization/21170
5330 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
5331 rewrite_ssa_into_ssa in comments with update_ssa.
5333 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5335 * tree-ssa-loop-im.c: Include hashtab.h.
5336 (struct mem_ref_loc): New.
5337 (struct mem_ref): Describe the set of references with the same
5339 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
5340 maybe_queue_var, fem_single_reachable_address,
5341 for_each_memref, single_reachable_address,
5342 is_call_clobbered_ref, determine_lsm_reg): Removed.
5343 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
5344 hoist_memory_reference, memref_hash, memref_eq, memref_del,
5345 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
5347 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
5348 (determine_lsm_loop): Rewritten.
5349 (determine_lsm): Do not set stmt uids.
5351 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5353 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
5356 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5358 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
5359 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
5360 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
5362 2005-05-10 Jeff Law <law@redhat.com>
5364 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
5365 thread_across_edge for any abnormal edges.
5367 2005-05-10 Richard Henderson <rth@redhat.com>
5369 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
5370 * config/ia64/ia64-protos.h: Declare it.
5371 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
5372 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
5373 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
5374 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
5375 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
5376 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
5377 extend result; use release semantics.
5378 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
5379 (sync_val_compare_and_swap_<IMODE>): Update to match.
5381 2005-05-10 Richard Henderson <rth@redhat.com>
5383 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
5384 before comparing it for success.
5386 2005-05-10 Richard Henderson <rth@redhat.com>
5388 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
5389 no return value pattern.
5391 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
5392 H.J. Lu <hongjiu.lu@intel.com>
5394 * libgcov.c (create_file_directory): New function. Create
5395 directory for the given file name.
5396 (gcov_max_filename): New static var. Keeps size of the longest
5398 (gcov_exit): Always try to create directory for output
5399 file. Relocate each filename basing on environment vars.
5400 (__gcov_init): Remember the longest file name.
5401 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
5402 * doc/gcov.texi (Cross-profiling): New node documenting
5403 cross-profiling management.
5404 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
5406 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5408 * config/sparc/sparc.c (mem_min_alignment): Do not rely
5409 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
5411 2005-05-10 Bob Wilson <bob.wilson@acm.org>
5413 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
5414 case code to avoid one move instruction.
5415 (__umodsi3, __modsi3): Merge duplicated code sequences.
5417 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5419 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
5420 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
5421 * doc/invoke.texi: Fix typos.
5423 * tree-data-ref.c (analyze_array_indexes, analyze_array,
5424 init_data_ref, access_functions_are_affine_or_constant_p,
5425 free_data_refs): Use VEC instead of VARRAY.
5426 * tree-data-ref.h (data_reference): Change the type of
5427 access_fns to VEC(tree,gc)*.
5428 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
5430 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
5433 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
5434 * fold-const.c (fold): Expand the condition of reducing cond_expr.
5435 (contains_label_1, contains_label_p): New functions for checking
5436 labels in a sub-tree.
5438 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5441 * c-decl.c (pushdecl): When there is a declaration in the current
5442 scope and the declarations are external linkage, check for
5443 compatibility with the type in the external scope and update the
5444 type in the external scope with the composite type information.
5445 Do not form a composite type of the new type and the visible type
5446 if they are incompatible.
5448 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5450 * crtstuff.c: Revert part of 2005-05-08 Change.
5451 (IN_LIBGCC2): Define.
5453 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5455 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
5456 remove redundant test.
5457 (fp_mov_p): Accept 0.
5458 (fp_high_losum_p): Remove redundant test.
5459 * config/sparc/predicates.md (const_high_operand): Explicitly test
5460 (not small_int_operand).
5461 (fp_const_high_losum_operand): New.
5462 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
5463 (movdi_insn_sp32_v9): Use canonical predicates.
5464 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
5465 (movdi_insn_sp64_novis): Delete.
5466 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
5467 (movsf_insn_novis): Delete.
5468 (movsf_insn_vis): Rename into movsf_insn.
5469 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
5470 (movsf_lo_sum): Use fp_const_high_losum_operand.
5471 (movsf_high): Likewise.
5472 (movsf_high_losum splitter): Likewise.
5473 (mov<V32:mode> expander): Use register_or_zero_operand.
5474 (mov<V64:mode> expander): Likewise.
5475 (movdf_insn_sp32): Use register_or_zero_operand.
5476 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5477 Rename into movdf_insn_sp32_no_fpu.
5478 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5479 Rename into movdf_insn_sp32_v9_no_fpu.
5480 (movdf_insn_v9only_novis): Delete.
5481 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5482 (movdf_insn_sp64_novis): Delete.
5483 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5484 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5485 Rename into movdf_insn_sp64_no_fpu.
5486 (movtf expander): Use register_or_zero_operand.
5487 (movtf_insn_sp32): Delete.
5488 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5489 Rename into movtf_insn_sp32.
5490 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5491 Rename into movtf_insn_sp32_no_fpu.
5492 (movtf_insn_hq_sp64): Delete.
5493 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5494 Rename into movtf_insn_sp64_hq.
5495 (movtf_insn_sp64): Delete.
5496 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5497 Rename into movtf_insn_sp64.
5498 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5499 Rename into movtf_insn_sp64_no_fpu.
5501 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5503 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5504 gcc_assert and gcc_unreachable as appropriate.
5505 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5506 xstormy16_output_cbranch_si, xstormy16_split_move,
5507 xstormy16_initial_elimination_offset,
5508 xstormy16_encode_section_info, xstormy16_print_operand_address,
5509 xstormy16_expand_call, xstormy16_expand_arith,
5510 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5512 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5514 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5515 const_copies to VEC(tree,heap)*.
5516 (new_elim_graph, delete_elim_graph, elim_graph_size,
5517 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5520 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5523 * doc/extend.texi (Type Attributes): Correct example syntax.
5525 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5528 * doc/invoke.texi (-Wuninitialized): Update documentation.
5530 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5532 * arm.c (const_ok_for_arm): Use a faster algorithm.
5534 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5537 * config/rs6000/rs6000.md (add_op2): New.
5538 (add<mode>3): Use it.
5540 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5542 * arm.c (arm_gen_constant): Add new heuristic for generating
5543 constant integers that can be expressed as the difference of two
5546 2005-05-09 Roger Sayle <roger@eyesopen.com>
5548 * c-tree.h (parser_build_unary_op): New prototype.
5549 * c-typeck.c (parser_build_unary_op): New function to construct
5550 a unary operation in the C parser.
5551 * c-parser.c (c_parser_unary_expression): Use the new function
5552 parser_build_unary_op when appropriate.
5554 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5557 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5558 before outputting DWARF_FRAME_RETURN_COLUMN.
5560 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5562 * config/s390/s390.c: (s390_branch_condition_mask,
5563 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5564 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5565 legitimize_pic_address, s390_emit_tls_call_insn,
5566 legitimize_tls_address, legitimize_tls_address,
5567 s390_expand_addcc, print_shift_count_operand, print_operand,
5568 addr_generation_dependency_p, annotate_constant_pool_refs,
5569 s390_split_branches, find_constant_pool_ref,
5570 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5571 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5572 s390_output_pool_entry, s390_function_value,
5573 s390_call_saved_register_used, s390_emit_call): Replace
5574 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5575 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5576 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5577 get_some_local_dynamic_name, s390_function_arg_size,
5578 s390_function_arg_advance, s390_function_arg,
5579 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5580 default case by gcc_unreachable.
5581 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5582 conditional abort by gcc_assert.
5583 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5584 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5586 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5588 * config/s390/s390.c: (s390_decompose_address,
5589 tls_symbolic_operand, legitimate_pic_operand_p,
5590 legitimate_constant_p, legitimate_reload_constant_p,
5591 s390_expand_plus_operand, legitimate_address_p,
5592 legitimate_la_operand_p, ): Remove 'register' from signature.
5593 (symbolic_reference_mentioned_p,
5594 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5595 variable declarations.
5596 (legitimize_address): Remove 'register' from
5597 signature and local variable declarations.
5599 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5601 * config/s390/s390-protos.h: (s390_match_ccmode,
5602 s390_match_ccmode_set, reg_used_in_mem_p,
5603 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5604 legitimate_la_operand_p, preferred_la_operand_p,
5605 s390_short_displacement, addr_generation_dependency_p,
5606 legitimate_reload_constant_p, legitimate_address_p): Change return type
5608 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5609 * config/s390/s390.c: (s390_match_ccmode,
5610 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5611 legitimate_reload_constant_p): Change return type into 'bool'.
5612 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
5613 Likewise. Additionally adapted comment.
5614 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5615 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5616 (s390_decompose_address): Change the type of the internal flags
5617 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5618 (struct s390_address): Change type of "pointer" into bool.
5619 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5620 Adapt calls for 's390_tm_ccmode' to the new signature.
5622 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5624 * config/s390/s390.c: (s390_match_ccmode_set,
5625 s390_branch_condition_mnemonic, s390_short_displacement,
5626 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5627 print_shift_count_operand, get_some_local_dynamic_name,
5628 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5629 addr_generation_dependency_p, s390_split_branches,
5630 annotate_constant_pool_refs, find_constant_pool_ref,
5631 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5632 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5633 s390_register_info, s390_frame_info, s390_init_frame_layout,
5634 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5635 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5636 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5637 s390_encode_section_info, s390_cannot_force_const_mem,
5638 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5639 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5640 s390_adjust_priority, s390_issue_rate,
5641 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5642 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5643 s390_build_builtin_va_list, s390_gimplify_va_arg,
5644 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5645 s390_pass_by_reference, s390_fixed_condition_code_regs,
5646 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5647 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5648 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5649 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5650 s390_find_constant, s390_add_execute, s390_find_execute,
5651 s390_execute_label, s390_execute_target, s390_dump_pool,
5652 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5653 Move target macro definitions to the end of the file. Move several
5654 functions within the file to assure correct compiling.
5656 2005-05-09 Steven Bosscher <stevenb@suse.de>
5658 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5659 (fixup_tail_calls): ...here. Only look at insns between the
5660 start of the function and the FUNCTION_BEG insn note.
5662 * gcse.c (one_cprop_pass): Fix typos in dumps.
5664 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5666 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5668 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5669 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5670 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5671 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5673 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5674 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5675 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5678 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5680 * config/s390/s390.md: ("gf") New mode attribute.
5681 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5682 "fixuns_truncsfsi2"): Merge.
5683 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5684 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5685 "fix_truncsfsi2_ieee"): Merge.
5687 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5689 * config/s390/s390.md: ("FPR") New mode macro.
5690 ("de", "dee"): New mode attributes.
5691 ("cmpdf", "cmpsf"): Merge.
5692 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5693 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5694 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5695 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5696 ("floatdidf2", "floatdisf2"): Merge.
5697 ("adddf3", "addsf3"): Merge.
5698 ("*adddf3", "*addsf3"): Merge.
5699 ("*adddf3_cc", "*addsf3_cc"): Merge.
5700 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5701 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5702 ("subdf3", "subsf3"): Merge.
5703 ("*subdf3", "*subsf3"): Merge.
5704 ("*subdf3_cc", "*subsf3_cc"): Merge.
5705 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5706 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5707 ("muldf3", "mulsf3"): Merge.
5708 ("*muldf3", "*mulsf3" "): Merge.
5709 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5710 ("*fmadddf", "*fmaddsf"): Merge.
5711 ("*fmsubdf", "*fmsubsf"): Merge.
5712 ("divdf3", "divsf3"): Merge.
5713 ("*divdf3", "*divsf3"): Merge.
5714 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5715 ("negdf2", "negsf2"): Merge.
5716 ("*negdf2_cc", "*negsf2_cc"): Merge.
5717 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5718 ("*negdf2", "*negsf2"): Merge.
5719 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5720 ("absdf2", "abssf2"): Merge.
5721 ("*absdf2_cc", "*abssf2_cc"): Merge.
5722 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5723 ("*absdf2", "*abssf2"): Merge.
5724 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5725 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5726 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5727 ("*negabsdf2", "*negabssf2"): Merge.
5728 ("sqrtdf2", "sqrtsf2"): Merge.
5730 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5732 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5734 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5735 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5736 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5737 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5739 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5740 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5741 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5742 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5743 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5744 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5745 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5746 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5747 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5748 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5749 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5750 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5751 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5752 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5753 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5754 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5756 ("*divsf3"): Additionally rename second pattern to
5758 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5759 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5760 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5761 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5762 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5763 'type values' and rename 'type' value.
5764 ("*addsf3"): Additionally rename second pattern to
5767 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5769 * config/s390/s390.md: ("SHIFT"): New mode macro.
5770 ("lr", "shift"): New mode attributes.
5771 ("ashldi3", "lshrdi3"): Merge.
5772 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5773 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5774 ("ashlsi3", "lshrsi3"): Merge.
5776 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5778 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5780 ("E", "g"): New mode attributes.
5781 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5782 ("*adddi3_alc", "*addsi3_alc"): Merge.
5783 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5784 ("*subdi3_slb", "*subsi3_slb"): Merge.
5785 ("adddicc", "addsicc"): Merge.
5786 ("*sconddi", "*scondsi"): Merge.
5787 ("*sconddi_neg", "*scondsi_neg"): Merge.
5788 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5789 ("negdi2", "negsi2"): Extract expander pattern from
5790 "negsi2" and merge with "negdi2".
5791 ("*negdi2"): Merge with instruction pattern of "negsi2".
5792 ("*negdi2_cc", "*negsi2_cc"): Merge.
5793 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5794 ("rotldi3", "rotlsi3"): Merge.
5796 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5798 * config/s390/s390.md: ("hc"): New mode attribute.
5799 ("extendhidi2", "extendqidi2"): Merge.
5800 ("*extendhidi2", "*extendqidi2"): Merge.
5801 ("extendhisi2", "extendqisi2"): Merge.
5802 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5803 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5804 Merged 2 define_split.
5805 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5806 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5808 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5810 * config/s390/s390.md: ("COMPARE"): New mode macro.
5811 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5812 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5813 "bungt", "bunle", "bunge", "bltgt"): Merge.
5815 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5817 * config/s390/s390.md: ("INT"): New mode macro.
5818 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5821 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5823 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5824 ("cmpdi", "cmpsi"): Merge.
5825 ("strlendi", "strlensi"): Merge.
5826 ("*strlendi", "*strlensi"): Merge.
5827 ("movmemdi", "movmemsi"): Merge.
5828 ("clrmemdi", "clrmemsi"): Merge.
5830 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5832 * config/s390/s390.md: ("HQI"): New mode macro.
5833 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5834 ("*tmhi_full", "*tmqi_full"): Merge.
5835 ("*tsthiCCT", "*tstqiCCT"): Merge.
5836 ("*tsthi", "*tstqi"): Merge.
5837 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5838 ("*sethighhisi", "*sethighqisi"): Merge.
5840 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5842 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5843 config/alpha/unicosmk.h, config/arc/arc.md,
5844 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5845 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5846 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5847 config/arm/semi.h, config/arm/uclinux-elf.h,
5848 config/arm/wince-pe.h, config/fr30/fr30.c,
5849 config/rs6000/altivec.h: Update copyright.
5851 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5853 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5854 gcc_assert and gcc_unreachable as appropriate.
5855 (pdp11_output_function_epilogue, output_move_double,
5856 output_move_quad, print_operand_address, output_jump,
5857 output_addr_const_pdp11): Likewise.
5858 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5859 ASM_OUTPUT_ALIGN): Likewise.
5860 * config/pdp11/pdp11.md: Likewise.
5861 (extendhisi2, subhi3, subqi3): Likewise.
5863 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5866 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5869 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5871 * config/ia64/ia64.c: Fix a comment typo.
5873 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5876 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5877 (arm_override_options): Use them instead of manifest constants. Don't
5878 allow -march to override the -mtune setting.
5880 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5882 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5883 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5884 (function_arg_advance, function_arg, save_restore_insns,
5885 iq2000_expand_prologue, iq2000_output_conditional_branch,
5886 expand_one_builtin, print_operand):
5887 * config/iq2000/iq2000.md (tablejump): Likewise.
5889 2005-05-09 David Ung <davidu@mips.com>
5891 * config/mips/mips.h (processor_type): Add names for the 24K.
5892 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5894 * config/mips/mips.md (cnv_mode): New attribute for recording the
5895 conversion types of float convert insns.
5896 (cpu): Add 24k and 24kx.
5897 (include): Include 24k.md file.
5898 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5899 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5900 (floatdisf2): Setup cnv_mode.
5901 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5903 * config/mips/24k.md: New file, contains 24k DFA pipeline
5906 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5908 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5909 gcc_unreachable as appropriate.
5910 (print_operand, prepare_move_operands, prepare_scc_operands,
5911 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5912 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5913 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5914 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5915 sh_set_return_address, sh_setup_incoming_varargs,
5916 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5917 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5918 check_use_sfunc_addr): Likewise.
5919 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5920 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5921 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5922 sh_symbian_mark_dllimport): Likewise.
5923 * config/sh/sh.md: Likewise.
5924 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5925 casesi_worker_2, casesi_shift_media, casesi_load_media,
5926 return_media): Likewise.
5928 2005-05-08 Roger Sayle <roger@eyesopen.com>
5931 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5934 2005-05-08 Richard Henderson <rth@redhat.com>
5936 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5938 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5940 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5941 and -1 can happen in reg_renumber when no hard register is assigned.
5943 2005-05-08 Steven Bosscher <stevenb@suse.de>
5944 Kazu Hirata <kazu@cs.umass.edu>
5946 PR tree-optimization/14841, tree-optimization/15838
5947 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5948 (evaluate_stmt): Call it.
5950 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5952 * config/ia64/ia64.c (ia64_override_options): Don't set
5953 ia64_flag_var_tracking and clear flag_var_tracking here...
5954 (ia64_file_start): ... but here.
5956 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5958 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5959 and gcc_unreachable as appropriate.
5960 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5961 m68hc11_gen_highpart, print_operand, print_operand_address,
5962 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5963 m68hc11_gen_movhi): Likewise.
5964 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5965 * config/m68hc11/m68hc11.md: Reword comment.
5967 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5970 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5973 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5975 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5976 the 68HC12 address indirect addressing mode as it is not supported by
5978 * config/m68hc11/m68hc11-protos.h
5979 (m68hc11_valid_addressing_p): Declare.
5980 (m68hc11_add_mode): Declare.
5981 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5982 register_indirect_p and export it.
5983 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5984 instruction so that it is part of the good BB.
5985 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5986 addressing with movw.
5987 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5989 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5990 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5991 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5993 ("*movhi_68hc12"): Handle movhi_const0.
5994 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5995 ("*subhi3_zext"): Likewise.
5997 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6000 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
6001 operand 1 and fix constraints.
6002 ("mulqihi3"): Use general_operand for operand 2.
6004 2005-05-08 Julian Brown <julian@codesourcery.com>
6005 H.J. Lu <hongjiu.lu@intel.com>
6006 Paul Brook <paul@codesourcery.com>
6008 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
6009 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
6010 20050308/2.16.0 or newer for comdat group.
6011 * configure: Regenerated.
6012 * config.in: Regenerated.
6013 * varasm.c (default_function_rodata_section): Put .rodata section in
6014 COMDAT group when necessary.
6015 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
6017 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
6020 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6022 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
6024 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
6025 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
6026 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
6027 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6029 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6032 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
6033 64-bit constants on 64-bit hosts.
6034 (m68hc11_split_logical): Simplify.
6035 (m68hc11_split_move): Likewise.
6037 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6038 Paolo Bonzini <bonzini@gnu.org>
6040 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
6041 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
6042 * configure.ac (enable_checking): Fix typos in runtime_checking.
6043 (ENABLE_RUNTIME_CHECKING): Mark as target template.
6044 (xm_file): Prepend auto-host.h
6045 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
6046 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
6048 * crtstuff.c: Do not include auto-host.h.
6049 (IN_LIBGCC2): Do not define.
6050 * gcov-io.h: Include tconfig.h, not auto-host.h.
6051 * libgcc2.c: Do not include auto-host.h.
6052 (abort): Do not undefine.
6053 * libgcov.c: Remove unneeded comment about config.h.
6054 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
6055 * config.in, configure: Regenerated.
6057 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6058 Falk Hueffner <falk@debian.org>
6060 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
6061 and gcc_unreachable as appropriate.
6062 (get_aligned_mem, get_unaligned_address,
6063 alpha_emit_set_long_const, alpha_emit_conditional_branch,
6064 alpha_emit_setcc, alpha_emit_conditional_move,
6065 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
6066 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
6067 alpha_expand_unaligned_load, alpha_expand_block_move,
6068 alpha_expand_zap_mask, get_trap_mode_suffix,
6069 get_round_mode_suffix, get_some_local_dynamic_name,
6070 print_operand_address, function_arg, alpha_return_in_memory,
6071 function_value, alpha_expand_builtin,
6072 alpha_initial_elimination_offset, alpha_expand_epilogue,
6073 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
6074 alphaev5_next_group, alpha_align_insns,
6075 unicosmk_initial_elimination_offset, unicosmk_unique_section,
6076 unicosmk_ssib_name): Likewise.
6077 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6078 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
6079 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
6080 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
6081 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6082 * config/alpha/alpha.md (*divmodsi_internal_er,
6083 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
6084 call_nt, call_umk, call_vms, call_value, sibcall_value,
6085 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
6086 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
6087 * config/alpha/predicates.md (input_operand): Likewise.
6089 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6091 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
6092 gcc_unreachable, as appropriate.
6093 (frv_function_prologue, frv_alloc_temp_reg,
6094 frv_initial_elimination_offset, frv_expand_block_move,
6095 frv_expand_block_clear, frv_print_operand_jump_hint,
6096 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
6097 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
6098 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
6099 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
6100 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
6101 frv_in_small_data_p, frv_asm_out_constructor,
6102 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
6103 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
6104 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
6105 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
6106 sibcall_value, casesi): Likewise.
6108 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
6109 gcc_unreachable as appropriate.
6110 (print_operand_address, mn10300_print_reg_list, expand_prologue,
6111 expand_epilogue, notice_update_cc, initial_offset,
6112 mn10300_address_cost_1): Likewise.
6113 * config/mn10300/mn10300.md: Likewise.
6114 (absdf2, abssf2, negdf2, negsf2): Likewise.
6116 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6119 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
6121 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
6122 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
6123 including sunge_<mode> and sungt_<mode>.
6125 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6127 * integrate.h (get_hard_reg_initial_val): Change type of register
6128 parameter from int to unsigned int.
6129 (has_hard_reg_initial_val): Likewise.
6130 * integrate.c (get_hard_reg_initial_val): Likewise.
6131 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
6133 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6135 * except.c (eh_status): Change the type of ttype_data to
6137 (add_ttypes_entry, assign_filter_values,
6138 output_function_exception_table): Use VEC instead of VARRAY.
6140 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6142 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
6144 2005-05-07 Paul Brook <paul@codesourcery.com>
6146 * Makefile.in: Fix dependencies.
6147 (GCOV_IO_H, VARRAY_H): Set.
6149 2005-05-07 Anthony Green <green@redhat.com>
6152 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
6153 x$STMP_FIXPROTO test.
6154 * configure: Rebuilt.
6156 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6158 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
6159 inappropriate feature test macros if flag_iso.
6161 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6163 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
6165 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
6168 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
6169 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
6170 Handle moved operand being in special register.
6171 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
6172 presumed working insn.
6173 (mover2side): Add FIXME.
6175 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6177 * integrate.c (get_func_hard_reg_initial_val): Delete.
6178 (has_func_hard_reg_initial_val): Delete.
6179 (get_hard_reg_initial_val): Inline the old implementation of
6180 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
6181 instead of has_func_hard_reg_initial_val to test for an existing
6182 pseudo. Only create an rtx if a new initial value entry is needed.
6183 (has_hard_reg_initial_val): Scan the initial value list directly.
6184 Don't create an rtx.
6186 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6188 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
6190 * config.in (HAVE_AS_POPCNTB): New.
6191 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
6192 (HAVE_AS_POPCNTB): New.
6193 * configure: Regenerated.
6194 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
6195 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
6196 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
6197 and rs6000_sched_costly_dep.
6198 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
6199 (TARGET_XL_COMPAT): Delete.
6200 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
6201 (popcount<mode>2): New.
6202 (popcntb<mode>2): New.
6203 * config/rs6000/rs6000.opt (mpopcntb): New.
6205 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
6206 if variable name exists.
6208 2005-05-07 Matt Kraai <kraai@ftbfs.org>
6210 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
6212 2005-05-07 Richard Henderson <rth@redhat.com>
6215 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
6216 with constant offsets.
6218 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
6220 * config/v850/v850.c (print_operand): Use gcc_assert and
6221 gcc_unreachable, as appropriate.
6222 (print_operand_address, v850_handle_data_area_attribute,
6223 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
6224 v850_insert_attributes, construct_prepare_instruction): Likewise.
6225 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6226 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
6228 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
6230 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
6231 config/rs6000/rs6000.h: Fix comment typos.
6233 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6235 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
6236 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
6237 (mips_scalar_mode_supported_p): Delete.
6239 2005-05-06 Eric Christopher <echristo@redhat.com>
6241 * config/mips/mips.opt: Remove -mint64 option.
6242 * config/mips/mips.c (override_options): Remove -mint64
6244 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
6245 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
6246 64-bit integer handling.
6247 * doc/invoke.texi (Option Summary): Remove -mint64 for
6250 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6252 PR tree-optimization/19401
6253 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
6254 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
6255 (estimated_unrolled_size): New function.
6256 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
6257 tree_unroll_loops_completely): Always unroll loops if the code size
6259 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
6260 loops should be unrolled completely.
6261 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
6263 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6265 PR rtl-optimization/21254
6266 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
6267 assumptions for loops that otherwise do not roll.
6268 (find_simple_exit): Prefer # of iterations that is guaranteed
6270 * loop-unroll.c (decide_peel_once_rolling,
6271 decide_peel_completely): Check whether the loop is infinite.
6273 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
6275 * config/rs6000/sysv4.opt: Fix typo.
6277 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
6278 Jakub Jelinek <jakub@redhat.com>
6281 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
6282 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
6283 Don't use rep; movs{l,q} if the repetition count is really small,
6284 instead use a sequence of movs{l,q} instructions.
6286 2005-05-06 Jeff Law <law@redhat.com>
6288 PR tree-optimization/21380
6289 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
6290 thread through a block with no preds.
6292 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
6294 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
6295 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
6296 add_call_read_ops): Use VEC instead of VARRAY.
6298 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6300 * config/mcore/mcore.c (mcore_print_operand_address): Use
6301 gcc_assert and gcc_unreachable as appropriate.
6302 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
6303 mcore_output_andn, output_inline_const, mcore_output_move,
6304 mcore_output_movedouble, mcore_expand_block_move,
6305 layout_mcore_frame, mcore_initial_elimination_offset,
6306 mcore_expand_prolog, mcore_mark_dllexport,
6307 mcore_mark_dllimport): Likewise.
6308 * config/mcore/mcore.h (switch_to_section): Likewise.
6309 * config/mcore/mcore.md: Likewise.
6311 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
6313 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
6314 TARGET_PROFILE_KERNEL.
6316 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
6317 TARGET_PROFILE_KERNEL use.
6319 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6321 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
6322 and gcc_unreachable, as appropriate.
6323 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
6324 m32r_expand_prologue, m32r_output_function_epilogue,
6325 m32r_legitimize_pic_address, m32r_print_operand_address,
6326 emit_cond_move, m32r_function_symbol,
6327 m32r_output_block_move): Likewise.
6328 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6329 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
6330 *rev_zero_branch_insn): Likewise.
6332 2005-05-06 Jakub Jelinek <jakub@redhat.com>
6335 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
6336 if both NEWDECL and OLDDECL are already weak.
6338 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
6340 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6342 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
6343 Kaz Kojima <kkojima@gcc.gnu.org>
6345 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
6348 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
6349 David Edelsohn <edelsohn@gnu.org>
6351 * config.gcc: Add .opt magic for the rs6000 ports.
6353 * doc/invoke.texi: Document -mabi= option properly. Document
6354 -misel and -mno-sel. Document -mspe and -mno-spe. Document
6355 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
6358 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
6359 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
6362 * config/rs6000/aix.opt: New.
6363 * config/rs6000/aix41.opt: New.
6364 * config/rs6000/aix64.opt: New.
6365 * config/rs6000/darwin.opt: New.
6366 * config/rs6000/linux64.opt: New.
6367 * config/rs6000/rs6000.opt: New.
6368 * config/rs6000/sysv4.opt: New.
6370 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
6371 associated TARGET_*. Remove SUBTARGET_OPTIONS,
6373 Define TARGET_USES_SYSV4_OPT.
6374 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
6375 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
6376 TARGET_USES_AIX64_OPT.
6377 * config/rs6000/aix51.h: Same.
6378 * config/rs6000/aix52.h: Same.
6379 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
6380 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
6381 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
6382 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
6383 * config/rs6000/linux64.h: Use
6384 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
6386 * config/rs6000/rs6000.c: Remove definitions of
6387 rs6000_sched_restricted_insns_priority,
6388 rs6000_long_double_size_string, rs6000_altivec_vrsave,
6389 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
6390 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6391 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
6392 rs6000_alignment_string. Define rs6000_explicit_options.
6393 (rs6000_parse_abi_options): Remove.
6394 (rs6000_parse_alignment_option): Remove.
6395 (rs6000_parse_float_gprs_option): Remove.
6396 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
6397 TARGET_DEFAULT_TARGET_FLAGS.
6398 (rs6000_override_options): Revamp to use new .opt machinery.
6400 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
6401 of new .opt machinery. Remove target_flags. Redefine
6402 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
6403 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
6404 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6405 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
6406 rs6000_longcall_switch, rs6000_default_long_calls,
6407 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
6408 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
6409 TARGET_ALTIVEC_VRSAVE.
6411 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6413 * config.gcc (hppa1.1-*-rtems*): Remove.
6414 * config/pa/rtems.h: Remove.
6416 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6418 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
6419 Exclude roe/603e multilib variants.
6421 2005-05-04 Denis Chertykov <denisc@overta.ru>
6424 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
6427 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
6429 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
6430 arm/pe.opt to $extra_options.
6431 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
6432 (target_float_abi_name, target_float_switch, target_abi_name)
6433 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
6434 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
6435 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
6436 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
6437 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
6438 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
6439 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
6440 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
6441 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
6442 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
6443 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
6444 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
6445 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
6446 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
6447 (arm_pic_register_string): Delete.
6448 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
6450 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
6451 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
6452 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
6453 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
6454 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
6455 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
6456 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
6457 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
6458 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
6459 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
6460 (SUBTARGET_SWITCHES): Delete.
6461 * config/arm/arm.c (target_float_switch): Delete.
6462 (arm_cpu_select): Moved from config/arm/arm.h.
6463 (target_fpu_name, target_fpe_name, target_float_abi_name)
6464 (target_abi_name, structure_size_string, arm_pic_register_string)
6465 (arm_select): Make static.
6466 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6467 (arm_handle_option): New function.
6468 (arm_override_options): Update target_flags checks for new mask names.
6469 Remove target_float_switch code.
6470 (arm_expand_prologue, thumb_expand_prologue): Check
6471 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6472 * config/arm/arm.opt, config/arm/pe.opt: New files.
6474 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6476 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6477 gcc_unreachable as appropriate.
6478 (arc_double_limm_p, arc_setup_incoming_varargs,
6479 arc_compute_function_type, arc_output_function_prologue,
6480 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6481 output_shift, arc_print_operand, arc_print_operand_address,
6482 arc_final_prescan_insn): Likewise.
6483 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6485 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6487 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6492 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6493 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6494 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6495 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6496 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6497 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6498 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6499 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6501 2005-05-05 Paul Brook <paul@codesourcery.com>
6503 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6504 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6505 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6506 and tree-data-ref.h with *_H variables.
6508 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6510 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6512 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6514 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6516 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6518 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6520 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6522 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6523 setting of vrsave register for current function after
6524 call to save_world is emitted.
6526 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6528 * config/mmix/predicates.md: New file.
6529 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6530 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6531 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6532 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6533 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6535 * config/mmix/mmix.md: Include predicates.md.
6536 ("call", "call_value"): Force address to register if it isn't a
6537 mmix_symbolic_or_address_operand.
6539 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6541 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6542 the flags are of appropriate types.
6543 (num_ssa_operands): Generalize using the generic interface.
6544 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6547 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6549 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6550 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6552 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6554 * tree-outof-ssa.c (edge_leader, stmt_list,
6555 analyze_edges_for_bb): Use VEC instead of VARRAY.
6556 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6557 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6558 fini_analayze_edges_for_bb.
6560 2005-05-04 James E Wilson <wilson@specifixinc.com>
6563 * gcc.c (process_command): In the second argv scan loop, ignore
6564 Xassembler and Xpreprocessor, along with their argument.
6566 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6568 * tree-flow-inline.h, tree-ssa-operands.c,
6569 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6570 Likewise. tree-vn.c: Fix comment typos.
6571 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6573 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6575 * doc/tm.texi (Target Hooks): Document
6576 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6578 2005-05-04 Paul Brook <paul@codesourcery.com>
6580 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6582 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6584 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6585 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6588 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6589 get_expansion, expand_var_during_unrolling,
6590 insert_var_expansion_initialization,
6591 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6594 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6597 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6600 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6601 the same as INTEGER_TYPE.
6602 (fold_binary): Fold "bool_var != 0" to bool_var.
6603 Fold "bool_var == 1" to bool_var.
6605 2004-05-03 Richard Henderson <rth@redhat.com>
6608 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6609 from recog_data instead of insn_data.
6611 2005-05-03 DJ Delorie <dj@redhat.com>
6613 * common.opt (fdiagnostics-show-option): No variable is needed.
6614 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6615 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6616 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6617 Save and restore original message format. Use flag in context
6619 (warning): Don't test for enabled warnings here.
6620 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6623 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6625 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6626 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6627 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6628 * aclocal.m4: Don't include accross.m4.
6629 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6630 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6631 * configure, config.in: Regenerate.
6633 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6636 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6637 (clear_storage): Add argument.
6638 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6639 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6641 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6642 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6643 (store_expr, store_constructor): Adjust callers.
6644 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6645 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6646 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6647 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6648 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6649 with EXP. Pass EXP to expand_builtin_memmove.
6650 (expand_builtin_memset): Add ORIG_EXP argument, pass
6651 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6652 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6653 Pass EXP to expand_builtin_memset.
6654 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6656 (expand_builtin_strncmp): Likewise.
6657 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6658 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6659 (expand_builtin_fprintf): Likewise.
6660 (expand_builtin): Adjust calls to
6661 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6663 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6666 PR rtl-optimization/21239
6667 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6669 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6671 * tree-flow.h (tree_ann_common_d): Move aux to ...
6672 (stmt_ann_d): ... here.
6673 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6674 move_computations_stmt, schedule_sm): Update references to
6676 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6678 * tree-cfg.c (remove_bb): Remove a redundant call to
6680 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6683 2005-05-03 Richard Henderson <rth@redhat.com>
6685 * config/rs6000/rs6000.c: Remove conflict markers.
6687 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6689 2005-05-03 James E Wilson <wilson@specifixinc.com>
6691 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6693 2005-05-03 DJ Delorie <dj@redhat.com>
6695 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6696 decide if the warning will be printed.
6697 * calls.c (expand_call): Likewise.
6698 * function.c (init-function_start): Likewise.
6700 * common.opt (-fdiagnostics-show-option): New.
6701 * opts.c (option_enabled): Accept the option index instead of a
6702 pointer to the option descriptor.
6703 * opts.h (option_enabled): Likewise.
6704 * toplev.c (print_switch_values): Pass option index, not option
6706 * diagnostic.h (diagnostic_info): Add option_index.
6707 * diagnostic.c: Include opts.h.
6708 (diagnostic_set_info): Initialize option_index.
6709 (diagnostic_report_diagnostic): Amend option name if appropriate.
6710 (warning): Check to see if the specified warning is enabled.
6712 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6714 2005-05-03 Richard Henderson <rth@redhat.com>
6716 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6717 SPEC_OR_GEN_REGS definitions.
6719 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6722 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6723 for unavailable registers.
6725 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6727 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6729 * cfglayout.c (block_locators_blocks,
6730 insn_locators_initialize, insn_scope): Use VEC instead of
6733 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6734 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6737 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6739 * config/sparc/predicates.md (const_compl_high_operand): New.
6740 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6742 (sparc_emit_set_const64_quick1): Adjust for above change.
6743 (sparc_emit_set_const64_quick2): Likewise.
6744 (sparc_emit_set_const64_longway): Likewise.
6745 (sparc_emit_set_const64): Likewise.
6746 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6747 movdi_const64_special): Delete.
6748 (logical constant splitters): Use const_compl_high_operand.
6750 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6752 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6753 rather than STRIP_NOPS.
6755 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6757 PR rtl-optimization/21330
6758 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6760 (unswitch_single_loop): Clear cinsn when retrying.
6763 * config/i386/i386.c (legitimize_address): When canonicalizing
6764 ASHIFT into MULT, multiply by 1 << shift_count instead of
6765 1 << log2 (shift_count).
6767 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6769 * lambda-code.c (gcc_loop_to_lambda_loop,
6770 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6771 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6772 generic operand interface.
6773 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6774 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6775 generic operand interface.
6776 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6777 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6778 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6779 num_imm_uses): Use ssa_use_operand_t.
6780 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6781 get_v_must_def_ops): Delete.
6782 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6783 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6784 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6785 get_v_must_def_kill_ptr): Delete.
6786 (delink_stmt_imm_use): Move and use new operand interface.
6787 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6788 op_iter_next_tree): Use new operand implementation.
6789 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6790 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6792 (op_iter_next_mustdef, op_iter_next_maydef,
6793 op_iter_next_must_and_may_def): Delete. Replace with...
6794 (op_iter_next_maymustdef): New. Combine must and may next operations.
6795 (op_iter_init_maydef, op_iter_init_mustdef,
6796 op_iter_init_must_and_may_def): Use new interface.
6797 (single_ssa_tree_operand ): New. Process single operands only as trees.
6798 (single_ssa_use_operand): New. Process single operands only as uses.
6799 (single_ssa_def_operand): New. Process single operands only as defs.
6800 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6802 (num_ssa_operands): New. Count the number of specified operands.
6803 (compare_ssa_operands_equal): New. Compare two statements' operands.
6804 (single_phi_def): New. Return true if PHI has one def of the specified
6806 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6807 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6808 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6809 (struct stmt_ann_d): Operands field no longer require GTY().
6810 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6811 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6812 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6813 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6814 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6815 Use use_operand_p instead of ssa_imm_use_t *.
6816 * tree-pretty-print.c (dump_vops): check if operands are active before
6817 dumping virtual operands.
6818 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6819 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6820 (ccp_fold): Use new interface.
6821 (ccp_visit_stmt): Remove unused variables and code.
6822 (convert_to_gimple_builtin): Insert statements before calling
6823 mark_new_vars_to_rename.
6824 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6825 (copy_prop_visit_cond_stmt): Use generic interface.
6826 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6827 annotation in table.
6828 (thread_across_edge): Use generic interface.
6829 (initialize_hash_element): Initialzie with stmt, not annotation.
6830 (eliminate_redundant_computations): Use generic interface.
6831 (record_equivalences_from_stmt): Pass stmt, not annotation.
6832 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6834 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6835 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6836 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6837 generic operand interface.
6838 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6840 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6842 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6843 (build_defs, build_uses, build_v_may_defs, build_vuses,
6844 build_v_must_defs): Change type to struct opbuild_list_d.
6845 (ops_active): New. Operands active boolean.
6846 (operand_memory, operand_memory_index): New. Operand memory managers.
6847 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6848 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6849 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6850 Change from functions to static variable list heads.
6851 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6852 (opbuild_initialize_real): New. Initialize a virtual build list.
6853 (opbuild_free): New. Free a build list.
6854 (opbuild_num_elems): New. Number of items in a list.
6855 (opbuild_append_real): New. Add a real (tree *) operand.
6856 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6857 (opbuild_first): New. Return first element index in a list.
6858 (opbuild_next): New. Return next element in a list.
6859 (opbuild_elem_real): New. Return real element.
6860 (opbuild_elem_virtual): New. Return virtual element.
6861 (opbuild_elem_uid): New. Return UID of virtual element.
6862 (opbuild_clear): New. Reset an operand list.
6863 (opbuild_remove_elem): New. Remove an element form a list.
6864 (ssa_operands_active): New. Return true if operand cache is active.
6865 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6866 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6867 (correct_use_link): Use use_operand_p.
6868 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6869 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6870 (cleanup_v_may_defs): Use new implmentation.
6871 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6873 (append_def, append_use, append_v_may_def, append_vuse,
6874 append_v_must_def): Call opbuild_append routine instead of using varray.
6875 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6876 global parse_old_ops variable.
6877 (free_ssa_operands): New implementation.
6878 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6879 (copy_virtual_operands): Move. New generic implementation.
6880 (create_ssa_artficial_load_stmt): Move. New implementation.
6881 (swap_tree_operands): Update for new implementation.
6882 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6883 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6884 rather than a varray.
6885 (verify_imm_links): Use use_operand_p.
6886 (dump_immediate_uses_for): If the immediate use variable is a virtual
6887 variable, show the virtual ops in the stmt.
6888 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6889 (NULL_DEF_OPERAND_P): Now a #define.
6890 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6891 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6892 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6893 mustdef_optype_d): New. Use Linked list representation.
6894 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6895 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6896 (struct stmt_operands_d): Change to new pointers that are not GTY.
6897 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6898 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6899 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6900 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6901 SET_V_MUST_DEF_KILL): Delete.
6902 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6903 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6904 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6905 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6906 (enum ssa_op_iter_type): Operand iterator typechecking values.
6907 (struct ssa_operand_iterator_d): Use linked lists of operands.
6908 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6909 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6910 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6911 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6912 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6913 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6914 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6915 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6916 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6917 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6918 alloc_vuse, and alloc_mustdef.
6919 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6920 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6921 and finalize_ssa_v_must_def_ops.
6922 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6923 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6925 (compute_avail): Use generic iterator interface.
6926 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6927 (stmt_makes_single_load, stmt_makes_single_store): Use
6929 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6930 (statement_sink_location): Use generic interface.
6931 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6932 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6933 reset the immediate use link nodes.
6934 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6935 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6936 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6937 (eliminate_tail_call): Use generic operand interface.
6938 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6939 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6941 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6943 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6944 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6946 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6947 Use statement pointer instead of vuse_optype. Use generic interface.
6948 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6949 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6950 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6951 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6952 * doc/tree-ssa.texi: Update documentation for operand interface.
6954 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6956 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6957 gcc_unreachable as appropriate.
6958 (machopic_function_base_name, machopic_indirect_data_reference,
6959 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6960 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6961 * config/rs6000/altivec.md (*mov<mode>_internal,
6962 build_vector_mask_for_load): Likewise.
6963 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6964 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6965 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6966 * config/rs6000/predicates.md (easy_fp_constant,
6967 logical_operand): Likewise.
6968 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6969 compute_save_world_info, rs6000_emit_prologue,
6970 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6971 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6974 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6977 * convert.c (convert_to_integer): Convert ceil and floor in
6980 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6983 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6984 define_insn_and_split. Split only when memory operand is
6985 offsettable. Use adjust_address rather than plus_constant.
6986 (floatunssidf2_internal): Likewise.
6987 (fix_truncdfsi2_internal): Split only when memory operand is
6988 offsettable. Use adjust_address rather than plus_constant.
6989 (fix_trunctfsi2_internal): Likewise.
6990 (floatsidf2_internal): Likewise.
6992 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6994 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6995 (set_value_range_to_null): Likewise.
6996 (set_value_range_to_varying): New function. Use it in all
6997 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6998 (extract_range_from_assert): If the integral type has a
6999 super-type, and LIMIT is not within MIN and MAX values of that
7000 type, set the resulting range to VR_VARYING.
7002 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
7004 * config/mmix/mmix.opt: New file.
7005 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
7006 (mmix_cc1_ignored_option): Don't declare.
7007 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
7008 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
7009 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
7010 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
7011 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
7012 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
7013 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
7014 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
7016 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
7017 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
7018 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7020 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
7023 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
7024 * c-decl.c (current_function_prototype_built_in,
7025 current_function_prototype_arg_types): New.
7026 (merge_decls): Keep source location of prototype followed by
7027 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
7028 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
7029 (start_function): Always set current_function_prototype_locus,
7030 current_function_prototype_built_in and
7031 current_function_prototype_arg_types. Check for external
7032 prototype whether or not visible for external function and set
7033 current_function_prototype_arg_types accordingly.
7034 (store_parm_decls_oldstyle): Use
7035 current_function_prototype_arg_types for checking old-style
7036 definition against prototype. Give warnings only if
7037 current_function_prototype_built_in).
7039 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7041 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
7042 (ggc_alloc_zone_stat): Don't define.
7043 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
7044 ggc_alloc_zone_pass_stat.
7045 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
7046 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
7047 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
7049 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7051 * calls.c (expand_call): Handle current_function_pretend_args_size
7052 when checking for sibcalls.
7054 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7056 PR tree-optimization/21294
7057 * tree-vrp.c (vrp_expr_computes_nonzero): New.
7058 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
7060 2005-05-02 Janis Johnson <janis187@us.ibm.com>
7063 * gcov-io.h: Declare gcov external functions hidden.
7065 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7067 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
7068 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
7069 Use VEC instead of VARRAY.
7072 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
7075 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
7077 * c-common.c (resolve_overloaded_builtin): Forward to target
7078 hook for BUILT_IN_MD built-ins.
7079 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
7080 for all types of built-in.
7081 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
7082 in the definition of the target hooks struct.
7083 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
7084 * config/rs6000/altivec.h: Rewritten.
7085 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
7086 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
7087 rs6000_builtin_type, rs6000_builtin_type_compatible,
7088 altivec_overloaded_builtins, rs6000_builtin_type,
7089 rs6000_builtin_type_compatible): New.
7090 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
7092 (def_builtin): Turn into a function. Check for duplicates and store
7093 the builtin into rs6000_builtin_decls.
7094 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
7095 bdesc_1arg): Add overloaded builtins.
7096 (altivec_expand_builtin): Check for unresolved overloaded builtins,
7097 do not support ALTIVEC_COMPILETIME_ERROR.
7098 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
7099 nodes to represent front-end types.
7100 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
7101 with opaque arguments and/or return values.
7102 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
7103 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
7104 (rs6000_builtin_type_index): New.
7105 (is_ev64_opaque_type): Rename to...
7106 (rs6000_is_opaque_type): ... this.
7107 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
7110 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7112 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
7115 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
7116 Bernd Schmidt <bernd.schmidt@analog.com>
7118 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
7119 print_address_operand, print_operand, legitimize_pic_address,
7120 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
7121 output_pop_multiple): Use gcc_assert or gcc_unreachable as
7123 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
7125 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
7127 * doc/passes.texi: Document vectorization pass.
7129 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7131 * tree-scalar-evolution.c (get_exit_conditions_rec,
7132 select_loops_exit_conditions,
7133 number_of_iterations_for_all_loops,
7134 analyze_scalar_evolution_for_all_loop_phi_nodes,
7135 scev_analysis): Use VEC instead of VARRAY.
7137 2005-05-02 Michael Matz <matz@suse.de>
7140 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
7141 (warn_strict_null_sentinel): Define.
7142 (check_function_sentinel): Check for null_node as valid sentinel too.
7143 * c-common.h (c_tree_index): Added CTI_NULL.
7144 (null_node) Define global_tree[CTI_NULL].
7145 (warn_strict_null_sentinel): Declare.
7146 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
7147 * c.opt: (Wstrict-null-sentinel): New C++ option.
7148 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
7150 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7152 * gimplify.c (gimplify_compound_lval): Use VEC instead of
7155 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
7157 * dwarf2out.c (decl_scope_table, push_decl_scope,
7158 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
7161 2005-05-01 Mark Mitchell <mark@codesourcery.com>
7164 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
7166 * doc/cpp.texi (__DEPRECATED): Document.
7167 (__EXCEPTIONS): Likewise.
7168 (__GXX_WEAK__): Likewise.
7170 * function.c (INVOKE__main): Do not define.
7171 (expand_main_function): Check HAS_INIT_SECTION when determining
7172 whether or not to call __main.
7174 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7176 * tree-ssa-loop-ivopts.c: Fix a comment typo.
7178 2005-01-05 Paul Brook <paul@codesourcery.com>
7180 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
7181 (INITIALIZE_TRAMPOLINE): Use it.
7182 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
7183 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
7184 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
7186 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
7188 * doc/install.texi (Specific): Omit dots in the @anchors names
7189 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
7190 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
7192 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7194 PR tree-optimization/18316
7195 PR tree-optimization/19126
7196 * tree.c (build_int_cst_type): Avoid shift by size of type.
7197 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
7199 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7200 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
7202 (dump_cand): Dump depends_on information.
7203 (determine_biv_step): Add argument to simple_iv call.
7204 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
7205 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
7207 (add_candidate_1): Record depends_on for candidates.
7208 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
7209 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
7210 Handle ivs with nonconstant step.
7211 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
7212 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
7213 (create_new_iv): Unshare the step before passing it to create_iv.
7214 (free_loop_data): Free cand->depends_on.
7215 (build_addr_strip_iref): New function.
7216 (find_interesting_uses_address): Use build_addr_strip_iref.
7217 (strip_offset_1): Split the recursive part from strip_offset.
7218 Strip constant offset component_refs and array_refs.
7219 (strip_offset): Split the recursive part to strip_offset_1.
7220 (add_address_candidates): Removed.
7221 (add_derived_ivs_candidates): Do not use add_address_candidates.
7222 (add_iv_value_candidates): Add candidates with stripped constant
7223 offset. Consider all candidates with initial value 0 important.
7224 (struct affine_tree_combination): New.
7225 (aff_combination_const, aff_combination_elt, aff_combination_scale,
7226 aff_combination_add_elt, aff_combination_add,
7227 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
7228 fold_affine_sum): New functions.
7229 (get_computation_at): Use fold_affine_sum.
7230 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
7231 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
7234 2005-04-30 Michael Matz <matz@suse.de>
7236 * config/i386/i386.md (movmemsi): Also active when
7237 TARGET_INLINE_ALL_STRINGOPS.
7239 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
7242 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
7244 2005-04-30 Paul Brook <paul@codesourcery.com>
7246 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
7248 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
7249 * config/arm/ieee754-sf.S: Ditto.
7250 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
7251 (FUNC_ALIAS): Use .thumb_set for thumb routines.
7253 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7255 * tree-ssanames.c: Fix a comment typo.
7256 * doc/options.texi: Fix a typo.
7258 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
7260 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
7261 gcc_unreachable as appropriate.
7262 (split_adds_subs, cond_string, print_operand,
7263 h8300_initial_elimination_offset, h8300_classify_operand,
7264 h8300_unary_length, h8300_short_immediate_length,
7265 h8300_bitfield_length, h8300_binary_length,
7266 h8300_insn_length_from_table, compute_mov_length, output_plussi,
7267 compute_plussi_length, compute_plussi_cc, output_logical_op,
7268 compute_logical_op_length, compute_logical_op_cc,
7269 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
7270 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
7271 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
7272 h8300_regs_ok_for_stm): Likewise.
7273 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
7274 monitor_prologue): Likewise.
7276 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7278 * loop-invariant.c (invariants, create_new_invariant,
7279 get_inv_cost, best_gain_for_invariant,
7280 find_invariants_to_move, move_invariants,
7281 init_inv_motion_data, free_inv_motion_data): Use VEC instead
7284 2005-04-29 Richard Henderson <rth@redhat.com>
7286 * function.c (instantiate_decls): Remove valid_only argument.
7287 (instantiate_decls_1, instantiate_decl): Likewise.
7288 (instantiate_virtual_regs_1): Delete.
7289 (instantiate_virtual_regs_lossage): Delete.
7290 (instantiate_virtual_regs_in_rtx): New.
7291 (safe_insn_predicate): New.
7292 (instantiate_virtual_regs_in_insn): New.
7293 (instantiate_virtual_regs): Update to match all that. Only run
7294 instantiate_decls once.
7296 2005-04-29 Richard Henderson <rth@redhat.com>
7297 Daniel Jacobowitz <dan@codesourcery.com>
7299 * gengtype.c (write_func_for_structure): Split out ...
7300 (output_type_enum): ... new function. Fix thinko accessing
7301 TYPE_PARAM_STRUCT data.
7303 2005-04-29 Tom Tromey <tromey@redhat.com>
7305 * tree.c (build_block): Removed unused 'tags' argument.
7306 * tree.h (build_block): Removed argument.
7308 2005-04-29 Michael Matz <matz@suse.de>
7310 PR rtl-optimization/21144
7311 * postreload.c (reload_cse_move2add): Check for VOIDmode.
7313 2005-04-29 Bob Wilson <bob.wilson@acm.org>
7315 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
7316 flag_reorder_blocks.
7318 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7320 PR tree-optimization/21030
7321 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
7322 ranges where VR->MAX is smaller than VR->MIN.
7324 2005-04-29 Devang Patel <dpatel@apple.com>
7326 PR tree-optimization/21272
7327 PR tree-optimization/21266
7328 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
7330 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
7332 * tree-flow-inline.h: Fix a comment typo.
7333 * doc/tree-ssa.texi: Fix a typo.
7335 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
7337 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7339 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
7340 gcc_unreachable as appropriate.
7341 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
7342 fr30_print_operand, fr30_move_double): Likewise.
7343 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
7345 2005-04-29 Mark Mitchell <mark@codesourcery.com>
7347 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
7348 definition has already been provided.
7349 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7350 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
7351 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7353 2005-04-29 Jim Tison <jtison@us.ibm.com>
7355 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
7356 trace hooks calls to improve performance.
7358 2005-04-29 Julian Brown <julian@codesourcery.com>
7359 Mark Mitchell <mark@codesourcery.com>
7360 Paul Brook <paul@codesourcery.com>
7362 * crtstuff.c: Handle targets that use .init_array.
7363 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
7364 that INVOKE__main is set correctly.
7365 (expand_main_function): Test INVOKE__main.
7366 * libgcc2.c: Do not define __main when using .init_array.
7367 * config/arm/arm.c (arm_elf_asm_constructor): New function.
7368 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
7370 (DTORS_SECTION_ASM_OP): Likewise.
7371 (CTOR_LIST_BEGIN): Define specially when in libgcc.
7372 (CTOR_LIST_END): Likewise.
7373 (DTOR_LIST_BEGIN): Likewise.
7374 (DTOR_LIST_END): Likewise.
7375 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
7376 (FINI_SECTION_ASM_OP): Likewise.
7377 (INIT_ARRAY_SECTION_ASM_OP): Define.
7378 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7379 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
7380 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
7381 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
7382 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7384 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7386 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
7387 gcc_assert and gcc_unreachable as appropriate.
7388 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
7389 const_int_cost, output_move_const_into_data_reg,
7390 output_move_qimode, output_move_double, find_addr_reg,
7391 print_operand, print_operand_address): Likewise.
7392 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
7393 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
7394 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
7395 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
7396 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
7397 conditional_trap): Likewise.
7398 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
7400 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7402 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
7403 gcc_unreachable as appropriate.
7404 (gen_conditional_move, xtensa_split_operand_pair,
7405 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
7406 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
7407 xtensa_copy_incoming_a7, xtensa_output_literal,
7408 xtensa_output_literal, xtensa_output_literal): Likewise.
7409 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7410 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
7411 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
7412 movsicc_internal1, movsfcc_internal0,
7413 movsfcc_internal1): Likewise.
7415 2005-04-28 James E Wilson <wilson@specifixinc.com>
7417 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
7418 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
7420 2005-04-28 DJ Delorie <dj@redhat.com>
7422 * opt-functions.awk (var_set): Emit proper initializer for
7423 non-target bitfields.
7425 2005-04-28 Devang Patel <dpatel@apple.com>
7427 * dbxout.c (have_used_extensions): Remove.
7428 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
7429 have_used_extensions.
7431 2005-04-28 James E Wilson <wilson@specifixinc.com>
7433 * doc/install.texi: Update -enable-languages info. Correct path to
7436 2005-04-28 DJ Delorie <dj@redhat.com>
7438 * optc-gen.awk (END): Make sure no variable is defined more
7440 * opth-gen.awk (END): Allocate bits on a per-variable basis.
7441 Allow for bitfield variables other than target_flags.
7442 * doc/options.text (Mask): Document that you may specify a
7443 variable other than target_flags.
7445 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
7447 PR rtl-optimization/18877
7448 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
7449 number in val.start.
7451 2005-04-28 David Edelsohn <edelsohn@gnu.org>
7454 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
7456 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7457 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7458 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
7460 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
7462 * arm.c (legitimize_pic_address): Fix sense of assertion test for
7463 creating pseudos when the base offset is too large.
7465 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7467 * global.c (earlyclobber_regclass): Change the type to
7469 (check_earlyclobber): Update uses of earlyclobber_regclass.
7470 (mark_reg_use_for_earlyclobber): Likewise.
7471 (calculate_local_reg_bb_info): Allocate and free
7472 earlyclobber_regclass using the VEC API.
7474 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7476 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7479 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7481 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7484 * config.gcc: Obsolete c4x-* and tic4x-*.
7486 * tree.h (edge_def): Remove.
7488 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7489 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7490 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7491 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7494 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7495 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7496 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7497 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7498 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7499 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7500 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7501 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7502 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7503 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7504 config/i386/cygming.h, config/i386/djgpp.h,
7505 config/i386/lynx.h, config/i386/netware.c,
7506 config/i386/winnt.c, config/ia64/ia64-c.c,
7507 config/iq2000/iq2000.c, config/m32r/little.h,
7508 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7509 config/m68k/m68k.md, config/mcore/mcore.c,
7510 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7511 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7512 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7513 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7514 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7515 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7516 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7517 config/s390/2064.md, config/s390/2084.md,
7518 config/s390/s390-modes.def, config/s390/s390-protos.h,
7519 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7520 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7521 config/vax/vax.c, config/vax/vax.h,
7522 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7525 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7527 * c-typeck.c (build_compound_expr): Correct logic in last change.
7529 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7531 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7532 parameters. Replace conditional move code with assert checking for
7533 ar.lc. Delete obsolete comments.
7534 (set_src_needs_barrier): Delete cond parameter, and code using it.
7535 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7536 assert checking for PR_REGS. Fix calls to update_set_flags and
7537 set_src_needs_barrier.
7538 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7539 callers. Rewrite explanatory comment before the function.
7540 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7543 2005-04-27 Mike Stump <mrs@apple.com>
7545 * doc/cpp.texi: gcc now implements universal character names.
7547 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7550 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7551 being a compound expression whose right-hand side is cast to void.
7553 2005-04-27 Caroline Tice <ctice@apple.com>
7555 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7556 Remove targetm.have_named_sections test.
7557 (fix_edges_for_rarely_executed_code): Likewise.
7558 (insert_section_boundary_note): Likewise.
7559 (reorder_basic_blocks): Check partitioning flag before calling
7560 verify_hot_cold_block_grouping.
7561 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7562 the function struct rather than global variables.
7563 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7564 (COLD_END_LABEL): Likewise
7565 (cold_text_section_label): New static global variable.
7566 (cold_end_label): Likewise.
7567 (dwarf2out_switch_text_section): Get hot/cold section labels from
7568 the function struct rather than global variables; test to make sure
7570 (output_aranges): Use cold_text_section_label and cold_end_label;
7571 check partitioning flag before putting out delta.
7572 (output_ranges): Remove incorrect code attempting to use
7574 (output_line_info): Get cold section label from function struct; test
7575 to make sure cfun is defined.
7576 (add_location_or_const_value_attribute): Likewise.
7577 (dwarf2out_var_location): Likewise.
7578 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7579 write out cold_text_section_label if partition flag is set.
7580 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7581 * function.h (struct function): Add new fields to point to hot/cold
7582 section labels: hot_section_label, cold_section_label,
7583 hot_section_end_label and cold_section_end_label; also add new field
7584 for cold text section name, unlikely_text_section_name.
7585 * opts.c (decode_options): Turn off partitioning flag if
7586 !targetm.have_named_sections.
7587 * output.h (hot_section_label): Remove.
7588 (hot_section_end_label): Remove.
7589 (cold_section_end_label): Remove.
7590 (unlikely_section_label): Remove.
7591 (unlikely_text_section_name): Remove.
7592 * passes.c (rest_of_handle_final): Remove extra blank line.
7593 * varasm.c (unlikely_section_label): Remove.
7594 (hot_section_label): Remove.
7595 (hot_section_end_label): Remove.
7596 (cold_section_end_label): Remove.
7597 (unlikely_text_section_name): Remove.
7598 (initialize_cold_section_name): Modify to call
7599 targetm.strip_name_encoding; to store cold section name in current
7600 function struct, if it exists; and to only use the decl_section_name
7601 if flag_named_sections is true.
7602 (unlikely_text_section): Modify to get section name out of current
7603 function struct, if there is one; otherwise build it from
7604 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7605 (in_unlikely_text_section): Likewise.
7606 (named_section): Modify to get/put cold section name in current function
7607 struct, if there is one.
7608 (function_section): Change 'bool unlikely' to 'int reloc'; check
7609 targetm.have_named_sections before calling named_section.
7610 (current_function_section): Likewise.
7611 (assemble_start_function): Modify to get/put unlikely_text_section_name
7612 in current function struct; modify to get hot/cold section labels
7613 from function struct; initialize labels using
7614 ASM_GENERATE_INTERNAL_LABEL;
7615 test partitioning flag before writing out hot section label.
7616 (assemble_end_function): Test partitioning flag before writing out
7617 hot/cold section labels.
7618 (default_section_type_flags_1): Get cold text section name from
7619 function struct if there is one; Set flags correctly for
7620 cold text section if there is not a current function struct.
7622 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7624 * tree-ssa-propagate.c (set_rhs): Revert last change.
7626 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7628 * explow.c (convert_memory_address): Add gcc_assert.
7630 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7632 * configure.ac: Check for ld --sysroot support.
7633 * gcc.c: Document %R specifier for specs.
7634 (SYSROOT_SPEC): New macro.
7635 (sysroot_spec): New variable.
7636 (static_specs): Add sysroot_spec.
7637 (main): Pass the sysroot spec to the linker if appropriate.
7638 * configure: Regenerated.
7639 * config.in: Likewise.
7641 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7643 * fold-const.c (fold_binary): Use build_fold_addr_expr
7644 for address calculation and INDIRECT_REF handling.
7646 2005-04-27 Andrew Haley <aph@redhat.com>
7648 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7650 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7652 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7653 pointer when thumb backtracing is on.
7655 * config/fp-bit.c (abort): Revert change.
7657 2005-04-27 Ian Lance Taylor <ian@airs.com>
7659 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7661 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7663 * tree-ssa-dce.c: Fix a comment typo.
7665 2005-04-27 David S. Miller <davem@davemloft.net>
7667 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7668 Kill setjmpless_size. current_function_calls_setjmp is completely
7669 computed when we are called, so just use the optimized size value
7670 instead of using REG_SAVE_AREA notes.
7671 (optimize_save_area_alloca): Delete....
7672 * rtl.h (optimize_save_area_alloca): Likewise...
7673 * passes.c (rest_of_compilation): and don't call it any more.
7674 * reg-notes.def (SAVE_AREA): Delete.
7676 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7678 * config/fp-bit.c (abort): Add noreturn attribute.
7680 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7681 gcc_unreachable as appropriate.
7682 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7683 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7684 ASM_OUTPUT_REG_POP): Likewise.
7686 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7688 * tree-complex.c (expand_vector_operations_1): Do not build
7689 VIEW_CONVERT_EXPR's for the lhs.
7691 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7693 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7694 unnecessary noncanonical RTL handling.
7695 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7696 gcc_assert and gcc_unreachable.
7698 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7699 gcc_unreachable as appropriate.
7700 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7701 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7702 use_return_insn, const_ok_for_op, arm_gen_constant,
7703 arm_canonicalize_comparison, legitimize_pic_address,
7704 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7705 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7706 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7707 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7708 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7709 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7710 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7711 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7712 output_call, output_mov_long_double_fpa_from_arm,
7713 output_mov_long_double_arm_from_fpa,
7714 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7715 output_move_double, arithmetic_instr, shift_op, int_log2,
7716 output_return_instruction, arm_output_function_prologue,
7717 arm_output_epilogue, arm_output_function_epilogue,
7718 emit_multi_reg_push, arm_get_frame_offsets,
7719 arm_compute_initial_elimination_offset, arm_expand_prologue,
7720 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7721 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7722 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7723 thumb_compute_initial_elimination_offset,
7724 thumb_output_function_prologue, thumb_load_double_from_address,
7725 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7726 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7727 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7728 * config/arm/arm.md (thumb_extendhisi2,
7729 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7730 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7731 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7732 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7733 * config/arm/cirrus.md (*cirrus_arm_movdi,
7734 *cirrus_movdf_hard_insn): Likewise.
7735 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7737 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7739 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7740 (num_ssa_names): Use VEC_length.
7741 (ssa_names): Use VEC_index.
7742 * tree-ssanames.c (ssa_names): Change the type to
7744 (init_ssanames, fini_ssa_names, make_ssanames,
7745 release_ssa_name): Update uses of ssa_names.
7747 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7748 Use fold_buildN instead of fold (buildN (...)).
7750 2005-04-27 Devang Patel <dpatel@apple.com>
7752 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7754 2005-04-27 Matt Thomas <matt@3am-software.com>
7755 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7757 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7758 (vax_output_mi_thunk): Ditto.
7759 (vax_notice_cc_update): Ditto.
7760 (INDEX_REGISTER_P): Add trailing \.
7761 (BASE_REGISTER_P): Add trailing \.
7762 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7764 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7766 * tree-ssa-propagate.c (set_rhs): Check operand of
7767 ADDR_EXPR for gimpliness, too.
7769 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7771 * tree-ssa-pre.c: Fix a comment typo.
7773 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7775 PR tree-optimization/21171
7776 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7777 record address uses if the reference is volatile.
7779 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7781 * tree-complex.c (expand_vector_operation): New, extracted from
7782 expand_vector_operations_1.
7783 (tree_vec_extract): Build a NOP_EXPR.
7784 (expand_vec_parallel): Do not care about returning the correct type.
7785 (expand_vector_operations_1): Call expand_vector_operation.
7786 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7788 * tree-complex.c (gate_expand_vector_operations): New.
7789 (pass_lower_vector_ssa): Use it.
7790 * tree-optimize.c (init_tree_optimization_passes): Include
7791 pass_lower_vector_ssa.
7792 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7793 (vectorizable_operation): Use it.
7794 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7795 integer modes for the vector type.
7797 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7798 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7799 Do not cope with UNITS_PER_SIMD_WORD == 0.
7800 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7801 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7802 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7803 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7804 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7805 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7806 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7808 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7809 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7810 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7812 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7813 (UNITS_PER_SIMD_WORD): New.
7815 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7817 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7818 gcc_unreachable as appropriate.
7819 (ia64_expand_load_address, ia64_expand_tls_address,
7820 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7821 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7822 next_scratch_gr_reg, ia64_initial_elimination_offset,
7823 ia64_expand_prologue, ia64_expand_epilogue,
7824 ia64_output_dwarf_dtprel, ia64_print_operand,
7825 ia64_register_move_cost, first_instruction, rws_access_regno,
7826 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7827 ia64_sched_init, ia64_variable_issue,
7828 ia64_first_cycle_multipass_dfs_lookahead_guard,
7829 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7830 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7831 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7832 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7833 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7834 * config/ia64/predicates.md (got_symbolic_operand,
7835 sdata_symbolic_operand): Likewise.
7836 * config/ia64/vect.md (vcondv2sf): Likewise.
7838 2005-04-27 Matt Thomas <matt@3am-software.com>
7840 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7841 CONSTANT_ADDRESS_P in config/vax/vax.h
7842 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7843 (INDEX_REGISTER_P): New.
7844 (BASE_REGISTER_P): New.
7845 (indirectable_constant_address_p): New. Adapted from
7846 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7847 (indirectable_address_p): New. Adapted from
7848 INDIRECTABLE_ADDRESS_P in vax.h.
7849 (nonindexed_address_p): New. Adapted from
7850 GO_IF_NONINDEXED_ADDRESS in vax.h.
7851 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7852 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7853 (legitimate_address_p): New. Adapted from
7854 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7855 (vax_mode_dependent_address_p): New. Adapted from
7856 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7857 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7858 legitimate_constant_address_p.
7859 (CONSTANT_P): Use legitimate_constant_p.
7860 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7861 (INDIRECTABLE_ADDRESS_P): Removed.
7862 (GO_IF_NONINDEXED_ADDRESS): Removed.
7863 (INDEX_TEMP_P): Removed.
7864 (GO_IF_REG_PLUS_INDEX): Removed.
7865 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7866 definitions, depending on whether REG_OK_STRICT is defined.
7867 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7868 Two definitions, depending on whether REG_OK_STRICT is defined.
7869 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7871 (legitimate_constant_p): Prototype added.
7872 (legitimate_address_p): Prototype added.
7873 (vax_mode_dependent_address_p): Prototype added.
7875 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7877 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7879 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7882 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7885 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7888 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7889 assertion failures, if __gcc_host_wide_int__ is not properly
7891 (init_dynamic_diag_info): Give errors, not assertion failures, if
7892 location_t, tree or __gcc_host_wide_int__ are not properly
7895 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7897 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7898 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7899 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7900 prepare_decl_rtl, free_loop_data,
7901 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7904 * tree.h (tree_phi_node): Add a comment about the order of PHI
7907 2005-04-26 Paul Brook <paul@codesourcery.com>
7909 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7911 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7913 * config/mips.mips.c (mips_legitimize_tls_address): Use
7916 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7917 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7918 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7920 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7923 2005-04-26 Jeff Law <law@redhat.com>
7925 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7926 (op_iter_init_must_and_may_def): Likewise.
7927 (unmodifiable_var_p): Move to a later point in the file.
7928 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7929 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7930 (dse_record_phis): Directly check for virtual operands rather than
7931 using need_imm_uses_for.
7932 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7933 store has multiple V_{MAY,MUST}_DEF operands.
7935 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7937 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7940 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7942 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7943 call to find_edge outside a loop to go through a PHI chain.
7945 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7947 PR tree-optimization/17598
7948 * fold-const.c (fold_binary): Fold comparisons of addresses
7949 of COMPONENT_REFs which reference the same field to
7950 comparisons of the addresses of the base objects.
7952 2005-04-26 Julian Brown <julian@codesourcery.com>
7954 * config/arm/arm.c (arm_return_in_msb): New function.
7955 (arm_must_pass_in_stack): New function.
7956 (TARGET_RETURN_IN_MSB): Define target hook.
7957 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7958 (arm_function_value): Pad small aggregate return.
7959 (arm_pad_arg_upward): New function.
7960 (arm_pad_reg_upward): New function.
7961 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7962 (FUNCTION_ARG_PADDING): Define macro.
7963 (BLOCK_REG_PADDING): Define macro.
7964 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7965 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7966 (arm_pad_reg_upward): Declare function.
7968 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7970 * basic-block.h (ei_cond): New.
7971 (FOR_EACH_EDGE): Call ei_cond.
7973 PR tree-optimization/21047
7974 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7975 (fold): Don't handle ASSERT_EXPR.
7977 2005-04-25 Roger Sayle <roger@eyesopen.com>
7979 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7980 all writes to any stack register as a read/write dependency on
7982 (sched_analyze_2): Likewise, for reads from any stack register.
7984 2005-04-25 Richard Henderson <rth@redhat.com>
7986 * final.c (output_addr_const): Revert 2005-04-09 change.
7988 2005-04-25 Mike Stump <mrs@apple.com>
7990 * config/darwin.c (darwin_encode_section_info): Always set
7991 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7993 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7995 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7996 gensupport.c, protoize.c, toplev.c: Replace calls to
7997 `unlock_stream' with `unlock_std_streams'.
7999 2005-04-25 Devang Patel <dpatel@apple.com>
8001 * dbxout.c (dbxout_type): Emit attribute vector.
8003 2005-04-05 Paul Brook <paul@codesourcery.com>
8005 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
8006 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
8007 * config/arm/arm.c (arm_cxx_atexit_name): New function.
8008 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
8009 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
8010 (register_dtor_fn): Likewise.
8011 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
8013 2005-04-25 Ian Lance Taylor <ian@airs.com>
8015 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
8016 * c-common.h (EXPR_STMT_EXPR): Don't define.
8017 (c_common_stmt_codes): Don't define.
8018 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
8019 * c-gimplify.c (gimplify_expr_stmt): Remove.
8020 (c_gimplify_expr): Remove EXPR_STMT case.
8021 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
8022 to INIT_STATEMENT_CODES.
8023 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
8025 2005-04-25 Jan Hubicka <jh@suse.cz>
8027 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
8029 * except.c: Include diagnostic.h
8030 (dump_eh_tree, verify_eh_tree): New functions.
8031 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
8032 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
8033 (dump_function_to_file): dump eh tree.
8034 * tree-eh.c (mark_eh_edge): New function.
8035 (mark_eh_edge_found_error): New static variable.
8036 (verify_eh_edges): New function.
8038 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
8040 * tree-ssa-alias.c (fieldoff_t): Remove.
8041 (fieldoff_s): typedef the structure itself. Create a vector of
8043 (push_fields_onto_fieldstack): Return count of fields pushed.
8044 Remove peeling of first field. Adjust.
8045 (fieldoff_compare): Adjust.
8046 (create_overlap_variables_for): Adjust.
8048 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8050 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
8052 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8055 * doc/install.texi: Document correct assembler and linker to use
8056 on i?86-*-solaris2.10.
8058 2005-04-25 Steven Bosscher <stevenb@suse.de>
8060 Fix PR tree-optimization/21173
8062 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
8063 Unshare expression we pass to force_gimple_operand.
8065 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
8066 Stephen Clarke <stevec@superh.com>
8067 Roger Sayle <roger@eyesopen.com>
8069 PR rtl-optimization/20413
8070 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
8071 VOIDmode for LABEL_REF.
8072 * final.c (shorten_branches): Likewise.
8073 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
8074 * loop.c (reg_dead_after_loop): Likewise.
8075 * varasm.c (decode_addr_const): Likewise.
8076 * doc/rtl.texi: Document mode requirement for LABEL_REF.
8078 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
8080 * config.gcc (avr-*-*): Remove redundant "case".
8082 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
8084 * tree-vect-analyze.c (vect_mark_relevant): Take
8085 VEC(tree,heap) instead of varray_type as an argument.
8086 (vect_mark_stmts_to_be_vectorized): Change the type of
8087 worklist to VEC(tree,heap). Adjust uses of worklist.
8089 2005-04-24 Devang Patel <dpatel@apple.com>
8091 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
8093 2005-04-24 Ian Lance Taylor <ian@airs.com>
8095 * c-semantics.c (build_stmt): Remove test of specific tree codes
8096 for TREE_SIDE_EFFECTS handling.
8098 2005-04-24 Per Bothner <per@bothner.com>
8100 * c-opts.c (finish_options): Make the line-number of the <built-in>
8101 location 0, as assumed elsewhere, rather than 1.
8103 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8105 * tree-ssa-uncprop.c (equiv_stack): Change the type o
8107 (tree_ssa_uncprop, uncprop_finalize_block,
8108 uncprop_initialize_block): Update uses of equiv_stack.
8110 2005-04-24 Richard Henderson <rth@redhat.com>
8113 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
8114 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
8116 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
8117 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
8118 <DIV, MOD>: Likewise.
8120 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8122 * collect2.c (main): Unlock the stdio streams.
8123 * gcc.c (main): Likewise.
8124 * gcov-dump.c (main): Likewise.
8125 * gcov.c (main): Likewise.
8126 * gen-protos.c (main): Likewise.
8127 * gensupport.c (init_md_reader_args_cb): Likewise.
8128 * protoize.c (main): Likewise.
8129 * toplev.c (general_init): Likewise.
8131 2005-04-24 Jakub Jelinek <jakub@redhat.com>
8134 * cgraph.h (cgraph_local_info): Add vtable_method field.
8135 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
8136 and node is vtable_method, finalized and not reachable, don't do
8139 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8141 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
8143 * tree-ssa-pre.c (create_value_expr_from): Use
8144 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
8145 * tree-ssa-propagate.c (stmt_makes_single_load,
8146 stmt_makes_single_store): Use REFERENCE_CLASS_P.
8147 * tree-vect-transform.c (vect_is_simple_cond): Use
8149 * tree-vrp.c (extract_range_from_assert,
8150 build_assert_expr_for, fp_predicate, has_assert_expr): Use
8153 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
8154 of tpa_to_clear to VEC(int,heap). Update uses of
8155 tpa_to_clear. Free tpa_to_clear at the end.
8157 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
8159 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
8162 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
8164 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
8165 and gcc_unreachable as appropriate.
8166 (num_insns_constant, output_vec_const_move,
8167 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
8168 rs6000_emit_set_const, rs6000_emit_move,
8169 spe_build_register_parallel, function_arg,
8170 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
8171 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
8172 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
8173 rs6000_common_init_builtins, expand_block_clear,
8174 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
8175 extract_ME, rs6000_get_some_local_dynamic_name,
8176 rs6000_output_function_entry, print_operand,
8177 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
8178 output_cbranch, output_e500_flip_gt_bit,
8179 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
8180 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
8181 compute_save_world_info, rs6000_stack_info,
8182 rs6000_emit_load_toc_table, rs6000_frame_related,
8183 spe_synthesize_frame_save, rs6000_emit_epilogue,
8184 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
8185 output_function_profiler, rs6000_trampoline_size,
8186 rs6000_initialize_trampoline, find_addr_reg,
8187 rs6000_machopic_legitimize_pic_address,
8188 rs6000_initial_elimination_offset,
8189 rs6000_dbx_register_number): Likewise.
8190 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
8191 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
8192 *movti_power, *movti_string, call, call_value, sibcall,
8193 sibcall_value): Likewise.
8194 * config/rs6000/spe.md (*movdf_e500_double,
8195 *movv2si_internal): Likewise.
8196 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
8199 2005-04-24 Richard Henderson <rth@redhat.com>
8202 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
8203 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
8204 Deny modes smaller than 4 bytes.
8205 * config/i386/i386-protos.h: Update.
8207 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
8209 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
8210 Switch h8300-*-rtems* to ELF.
8212 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8214 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
8216 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8218 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
8220 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
8223 * fold-const.c: Fold &a[i]-&a[j] to i-j.
8225 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8227 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
8228 definitions of ssa names in condition. Split recusive part to ...
8229 (tree_simplify_using_condition_1): New function.
8230 (expand_simple_operations): New function.
8232 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8234 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
8235 (find_interesting_uses_cond): Do not use integer_zerop and
8236 integer_nonzerop to check for integer constants.
8237 (set_use_iv_cost): Record the value field.
8238 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
8239 determine_use_iv_cost_outer): Set the value field of the cost pair.
8240 (may_eliminate_iv): Do not return the comparison code.
8241 (iv_elimination_compare): New function.
8242 (determine_use_iv_cost_condition): Set the value field. Record
8243 noneliminable invariants correctly.
8244 (rewrite_use_compare, rewrite_use_outer): Use the value field.
8246 2005-04-23 DJ Delorie <dj@redhat.com>
8248 * diagnostic.c (warning): Accept parameter to classify warning option.
8249 (warning0): New, for when a pointer to an error() like function is needed.
8250 * errors.c (warning): Likewise.
8251 * errors.h (warning, warning0): Adjust prototypes.
8252 * toplev.h (warning, warning0): Likewise.
8254 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
8255 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
8256 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
8257 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
8258 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
8259 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8260 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
8261 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
8263 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
8264 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
8265 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
8266 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
8267 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
8268 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
8269 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
8270 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
8271 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
8272 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
8273 config/rs6000/aix52.h, config/rs6000/darwin.h,
8274 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
8275 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8276 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
8277 config/stormy16/stormy16.c, config/v850/v850-c.c,
8278 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
8281 2005-04-23 Richard Henderson <rth@redhat.com>
8284 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
8285 performing some integral scalar simplifications.
8287 2005-04-23 Richard Henderson <rth@redhat.com>
8290 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
8291 simplifying CONST_VECTOR.
8293 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8295 * tree-ssa-live.c (live_worklist): Take a stack allocated on
8296 heap as an argument. Update uses of stack.
8297 (calculate_live_on_entry): Allocate stack on heap.
8299 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
8300 partition_link and tpa_nodes on heap.
8302 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
8303 (mark_stmt_necessary, propagate_necessity,
8304 mark_really_necessary_kill_operand_phis): Update uses of
8306 (tree_dce_init): Allocate worklist using VEC_alloc.
8307 (tree_dce_done): Free worklist using VEC_free.
8309 2005-04-23 Mike Stump <mrs@apple.com>
8311 * config/darwin.c (machopic_indirection_name): Don't use
8313 (darwin_emit_unwind_label): Use user_label_prefix instead of
8316 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8318 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
8320 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
8322 * config.gcc <cris-*>: Specify .opt files.
8323 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
8324 config/cris/linux.opt: New files.
8325 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
8326 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8327 (TARGET_ELF): Override to 0.
8328 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
8329 -melinux-stacksize=N.
8330 * config/cris/cris.c: (cris_handle_option): New function.
8331 (TARGET_DEFAULT_TARGET_FLAGS): Override.
8332 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
8333 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
8334 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
8335 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
8336 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
8337 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
8338 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
8339 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
8340 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
8341 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
8342 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
8343 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
8344 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
8345 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
8346 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
8347 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
8348 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8349 (TARGET_LINUX): Define 0.
8350 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8351 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
8352 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
8353 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
8354 (TARGET_LINUX): Override to 1.
8355 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8357 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
8359 * haifa-sched.c (schedule_block): Fix thinko in previous
8360 assertification patch.
8362 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
8364 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
8365 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
8366 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8367 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
8368 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
8369 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8370 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
8372 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
8373 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
8374 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
8375 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
8376 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
8377 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
8378 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
8379 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
8380 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
8381 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
8382 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
8383 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
8384 (SUBTARGET_OPTIONS): Delete.
8385 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
8386 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
8387 instead of a string.
8388 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
8389 (pa_cpu_string, pa_unix_string): Delete.
8390 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
8391 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
8393 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8394 (pa_handle_option): New function.
8395 (override_options): Remove handling of -march=, -mfixed-range=,
8396 -mschedule= and -munix=.
8397 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
8398 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
8399 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
8400 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
8401 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
8402 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
8403 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
8405 * config/pa/pa.opt: New file.
8406 * config/pa/pa-hpux.opt: New file.
8407 * config/pa/pa-hpux1010.opt: New file.
8408 * config/pa/pa-hpux1111.opt: New file.
8409 * config/pa/pa64-hpux.opt: New file.
8411 2005-04-22 David S. Miller <davem@davemloft.net>
8413 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
8414 integer when it's mode is VOIDmode not DImode.
8416 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8418 * config/rs6000/rs6000.md (sync_add<mode>_internal,
8419 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
8420 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
8421 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
8422 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
8423 "bne- $-xxx" rather than local labels.
8424 (sync_lock_release<mode>): Add second operand.
8425 (lwsync): Use .long rather than a more meaningful opcode.
8426 * doc/md.texi (Standard Names): Add description of second
8427 parameter to sync_lock_test_and_set.
8429 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8431 PR tree-optimization/21088
8432 * fold-const.c (fold_unary, fold_binary, fold_ternary):
8434 * tree-vrp.c (compare_values): Use fold_binary to compare
8435 pointers. Use boolean_type_node as the type of a comparison
8436 expression being folded.
8437 * tree.h: Add prototypes for fold_unary, fold_binary,
8440 * tree-ssa-dom.c: Fix formatting.
8442 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8444 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
8445 * lambda-code.c (perfect_nestify): Mark virtual operands in
8446 the moved statement for renaming.
8447 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
8448 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8449 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
8450 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8451 * tree-flow.h (struct var_ann_d): Update comments.
8452 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
8453 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
8454 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
8455 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
8456 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
8457 debug_names_replaced_by): Remove declarations.
8458 (delete_update_ssa, get_current_def, set_current_def): Declare.
8459 (rewrite_into_loop_closed_ssa): Add new argument. Update
8461 * tree-into-ssa.c: Include params.h.
8462 (old_virtual_ssa_names): Remove. Update all users.
8463 (need_to_replace_names_p): Remove. Update all users.
8464 (struct update_ssa_stats_d): Declare.
8465 (update_ssa_stats): New local.
8466 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
8467 dump_tree_ssa_stats, debug_tree_ssa_stats,
8468 dump_update_ssa, debug_update_ssa,
8469 dump_names_replaced_by, debug_names_replaced_by): Declare.
8470 (get_current_def, set current_def): Make extern.
8471 (is_old_name, is_new_name): Protect against references
8472 past the end of the sets.
8473 (add_new_name_mapping): Assert that OLD and NEW are
8474 different SSA names for the same symbol.
8475 When adding a virtual mapping, update stats for virtual
8477 (insert_phi_nodes_for): If UPDATE_P is true, create the
8478 LHS of the new PHI by duplicating SSA name VAR.
8479 (insert_phi_nodes_1): Remove. Update all users.
8480 (insert_phi_nodes): Remove second argument. Update all
8482 (maybe_replace_use, maybe_replace_def): New.
8483 (rewrite_update_stmt): Call them.
8484 (mark_def_interesting): Remove calls to is_gimple_reg.
8485 (prepare_phi_args_for_update): Remove. Update all users.
8486 (prepare_block_for_update): Only process virtual operands
8487 and GIMPLE registers in normal form.
8488 (prepare_use_sites_for): New.
8489 (prepare_names_to_update): Rename from prepare_def_sites.
8490 Call prepare_use_sites_for.
8491 (dump_update_ssa): Rename from dump_repl_tbl.
8493 Show statistics for virtual mapping heuristic.
8494 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8495 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8496 (delete_update_ssa): Make extern.
8497 (mark_set_for_renaming): If the set is empty, do nothing.
8498 (release_ssa_name_after_update_ssa): Update comment.
8499 (insert_updated_phi_nodes_for): Do not remove existing
8500 PHI nodes for symbols.
8501 (switch_virtuals_to_full_rewrite_p): New.
8502 (switch_virtuals_to_full_rewrite): New.
8503 (update_ssa): Call them.
8504 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8505 for every statement before updating.
8506 If all the names in NEW_SSA_NAMES have been marked for
8507 removal, do nothing.
8508 Only start at the top of the CFG if there are symbols in
8510 (ssa_rewrite_finalize_block): Remove.
8511 (ssa_register_new_def): Remove.
8512 (ssa_rewrite_stmt): Remove.
8513 (ssa_rewrite_phi_arguments): Remove.
8514 (ssa_rewrite_initialize_block): Remove.
8515 (ssa_mark_def_sites): Remove.
8516 (ssa_mark_def_sites_initialize_block): Remove.
8517 (ssa_mark_phi_uses): Remove.
8518 (rewrite_ssa_into_ssa): Remove.
8519 * tree-phinodes.c (find_phi_node_for): Remove.
8520 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8522 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8523 Remove calls to verify_dominators and
8524 verify_loop_structure.
8525 (tree_unswitch_single_loop): Call update_ssa.
8526 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8529 (delete_tree_ssa): Assert that need_ssa_update_p returns
8531 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8532 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8533 free_new_names): Remove. Update all users.
8534 (rename_use_op): Call get_current_def.
8535 (rename_variables_in_bb): Do not handle any real or
8537 (slpeel_update_phis_for_duplicate_loop): Call
8538 get_current_def and set_current_def instead of using
8540 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8541 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8542 ssa_names_to_replace and delete_update_ssa.
8543 * doc/invoke.texi: Document --param min-virtual-mappings
8544 and --param virtual-mappings-ratio.
8546 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8548 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8549 for newly created PHI nodes.
8550 Call create_new_def_for for every new V_MAY_DEF and
8551 V_MUST_DEF on the copied statement.
8552 (struct ssa_name_map_entry): Remove.
8553 (ssa_name_map_entry_hash): Remove.
8554 (ssa_name_map_entry_eq): Remove.
8555 (allocate_ssa_names): Remove.
8556 (rewrite_to_new_ssa_names_def): Remove.
8557 (rewrite_to_new_ssa_names_use): Remove.
8558 (rewrite_to_new_ssa_names_bb): Remove.
8559 (rewrite_to_new_ssa_names): Remove.
8560 (tree_duplicate_sese_region): Remove variables ver,
8561 definitions, phi, ssa_name_map and bi.
8562 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8564 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8565 update_ssa instead of rewrite_ssa_into_ssa.
8566 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8568 (find_uses_to_rename_use): Add argument 'need_phis'.
8569 (find_uses_to_rename_stmt): Do not scan virtual operands.
8570 (find_uses_to_rename): Only scan PHI nodes for
8572 (rewrite_into_loop_closed_ssa): Call update_ssa.
8573 (check_loop_closed_ssa_use): Ignore virtual operands.
8574 (check_loop_closed_ssa_stmt): Likewise.
8575 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8577 (rename_variables, set_phi_def_stmts): Remove.
8578 (tree_duplicate_loop_to_header_edge): Reformat comment.
8579 Remove variables BB, I and DEFINITIONS.
8580 Call need_ssa_update_p.
8582 (lv_adjust_loop_header_phi): Reformat comment.
8583 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8584 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8585 mark_for_rewrite, unmark_all_for_rewrite,
8586 marked_ssa_names): Remove. Update all users.
8587 (release_ssa_name): If VAR has been registered for SSA
8588 updating, do nothing.
8589 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8590 (build_assert_expr_for): Call register_new_name_mapping.
8591 (insert_range_assertions): Update call to update_ssa.
8592 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8593 marked_for_rewrite_p, any_marked_for_rewrite_p,
8594 marked_ssa_names): Remove.
8596 2005-04-22 Jeff Law <law@redhat.com>
8598 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8599 (restore_currdefs_to_original_value): Likewise.
8600 (register_definitions_for_stmt): Likewise.
8601 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8602 for each variable. Do not allocate/free block_defs_stack either.
8603 Do not iterate if we just thread jumps. Only iterate if the
8604 tree_cleanup_cfg does useful work (temporary).
8605 (dom_opt_initialize_block): No longer push a marker on
8607 (dom_opt_finalize_block): Removal call to restore currdefs.
8608 Relax restrictions for recording edge equivalences.
8609 (record_equivalences_from_phis): No longer need to track
8611 (optimize_stmt): Similarly.
8612 (thread_across_edge): Simplify by removing the requirement that
8613 statements in the block we are threading through must be nops.
8614 (initialize_hash_element): Handle GOTO_EXPR.
8616 2005-04-22 David S. Miller <davem@davemloft.net>
8618 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8620 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8621 fix check on CONST_DOUBLE mode. It should be VOIDmode
8622 when it is representing an integer.
8624 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8626 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8627 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8628 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8629 find_char_info_specifier_index,
8630 find_length_info_modifier_index): Likewise.
8631 * c-typeck.c (composite_type, pop_init_level): Likewise.
8632 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8633 * cse.c (cse_insn): Likewise
8634 * dominance.c (calc_dfs_tree): Likewise
8635 dwarf2out.c (loc_descriptor_from_tree_1,
8636 add_abstract_origin_attribute, force_decl_die,
8637 force_type_die): Likewise
8638 emit-rtl.c (operand_subword_force): Likewise
8639 explow.c (hard_function_value): Likewise
8640 expmed.c (store_bit_field, expand_divmod,
8641 emit_store_flag_force): Likewise
8642 expr.c (emit_move_multi_word, store_expr,
8643 expand_expr_real_1): Likewise
8644 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8645 output_operand): Likewise
8646 flow.c (recompute_reg_usage): Likewise
8647 * function.c (assign_stack_temp_for_type, assign_temp,
8648 handle_epilogue_set): Likewise
8649 * genextract.c (main): Likewise
8650 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8651 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8652 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8653 ready_remove, rm_line_notes, rm_other_notes,
8654 schedule_block): Likewise
8655 mips-tfile.c (copy_object, out_of_bounds): Likewise
8657 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8660 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8661 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8662 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8663 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8665 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8667 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8669 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8670 (gcc_tree_to_linear_expression): Convert to heap allocated
8672 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8673 lbv_to_gcc_expression, lle_to_gcc_expression,
8674 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8675 perfect_nestify): Likewise.
8676 lambda.h (gcc_loopnest_to_lambda_loopnest,
8677 lambda_loopnest_to_gcc_loopnest): Likewise.
8678 tree-loop-linear.c (linear_transform_loops): Likewise.
8680 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8682 * config/sparc/predicates.md (arith_double_operand): Use
8683 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8684 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8685 (DImode, DFmode constant splitters): Likewise. Remove code for
8686 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8687 (logical constant splitters): Use const_int_operand predicate.
8688 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8689 HOST_BITS_PER_WIDE_INT < 64.
8691 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8693 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8694 gcc_unreachable as appropriate.
8695 (force_mode, emit_move_sequence, singlemove_string,
8696 output_move_double, output_fp_move_double, find_addr_reg,
8697 output_block_move, output_block_clear, output_and,
8698 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8699 pa_adjust_cost, pa_issue_rate, print_operand,
8700 output_global_address, output_arg_descriptor, output_cbranch,
8701 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8702 output_call): Likewise.
8703 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8704 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8706 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8708 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8709 _gcov_pow2_profiler and _gcov_one_value_profiler.
8710 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8711 (GTFILES): Add $(srcdir)/tree-profile.c.
8712 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8713 __gcov_one_value_profiler): Declare.
8714 * gimplify.c (force_gimple_operand): Check whether the statements
8715 should be produced in ssa form.
8716 (force_gimple_operand_bsi): New function.
8717 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8718 __gcov_one_value_profiler): New functions.
8719 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8720 the profiled value is a power of two or not.
8721 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8722 * tree-flow.h (in_ssa_p): Declare.
8723 (force_gimple_operand_bsi): Declare.
8724 * tree-into-ssa.c (in_ssa_p): New variable.
8725 (rewrite_into_ssa): Set in_ssa_p.
8726 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8727 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8728 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8729 tree_one_value_profiler_fn): New variables.
8730 (tree_init_edge_profiler): Initialize the profiler function decls.
8731 (tree_gen_edge_profiler): Use global gcov_type_node.
8732 (prepare_instrumented_value): New function.
8733 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8734 tree_gen_one_value_profiler): Call the library functions instead of
8735 creating instrumentation code.
8736 * tree.c (build_fn_decl): New function.
8737 * tree.h (build_fn_decl): Declare.
8738 * value-prof.c (rtl_divmod_values_to_profile,
8739 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8740 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8741 Do not handle may_be_other and precise values of exponents at pow2
8743 (tree_mod_subtract_transform): Reflect that value field of
8744 histogram has changed meaning.
8745 (tree_divmod_values_to_profile): Record the values correctly.
8746 (tree_values_to_profile): Update comment.
8747 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8749 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8751 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8754 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8756 * config/i386/i386.md (length_immediate): Use gcc_assert or
8757 gcc_unreachable, as appropriate.
8758 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8759 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8760 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8761 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8762 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8763 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8764 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8765 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8766 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8767 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8768 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8769 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8770 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8771 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8772 *prefetch_sse_rex): Likewise.
8773 * config/i386/predicates.md (x86_64_immediate_operand,
8774 x86_64_zext_immediate_operand, symbolic_operand,
8775 no_seg_address_operand, aligned_operand,
8776 memory_displacement_operand): Likewise.
8777 * config/i386/sse.md (*mov<mode>_internal,
8778 *movv2df_internal): Likewise.
8780 2005-04-22 Jan Hubicka <jh@suse.cz>
8782 * Makefile.in (ipa.o, ipa-inline.o): New files.
8783 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8784 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8785 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8786 * cgraphunit.c (cgraph_default_inline_p,
8787 cgraph_decide_inlining_incrementally, ncalls_inlined,
8788 nfunctions_inlined, initial_insns, overall_insns,
8789 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8790 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8791 cgraph_mark_inline, cgraph_check_inline_limits,
8792 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8793 update_callee_keys, lookup_recursive_calls,
8794 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8795 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8796 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8797 pass_ipa_inline): Move to ipa-inline.c
8798 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8800 * ipa-inline.c: New file.
8802 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8804 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8805 is turned off by default on Solaris.
8807 2005-04-21 Roger Sayle <roger@eyesopen.com>
8809 * c-common.h (objc_build_method_signature): Update prototype.
8810 * stub-objc.c (objc_build_method_signature): Update the stub
8811 implementation to accept and ignore additional parameter.
8812 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8813 the value of ellipsis to objc_build_method_signature instead
8814 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8816 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8818 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8819 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8820 gen_rtx_* not gen_rtx_fmt_*.
8821 (rs6000_emit_vector_select): Likewise.
8822 (rs6000_emit_sync): New.
8823 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8824 (larx, stcx, cmp): New mode substitutions.
8825 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8826 UNSPEC_ISYNC): New constants.
8827 (rlwinm): Give name.
8828 (memory_barrier, isync, lwsync): New insns.
8829 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8830 (sync_lock_release<mode>): New expander.
8831 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8832 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8833 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8834 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8835 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8836 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8837 (sync_add<mode>_internal, sync_addshort_internal,
8838 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8839 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8840 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8842 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8843 is the memory before, not after, the operation. Clarify
8844 barrier requirements.
8846 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8848 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8849 * lambda.h (lambda_vector_min_nz): Likewise.
8850 * langhooks.h (struct lang_hooks_for_types,
8851 struct lang_hooks): Likewise.
8852 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8855 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8857 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8858 comments to avoid 'abort'. Use gcc_assert as necessary.
8859 * opts.c (common_handle_option): Likewise.
8860 * pretty-print.c (pp_base_format_text): Likewise.
8861 * print-rtl.c (print_rtx): Likewise.
8862 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8863 * regmove.c (try_auto_increment): Likewise.
8864 * reload.c (find_valid_class, find_reloads_toplev,
8865 find_equiv_reg): Likewise.
8866 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8867 merge_assigned_reloads): Likewise.
8868 * tree-inline.c (inline_forbidden_p_1,
8869 estimate_num_insns_1): Likewise.
8870 * tree-optimize.c (execute_todo): Likewise.
8871 * tree-outof-ssa.c (eliminate_phi): Likewise.
8872 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8873 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8874 * tree-ssa-operands.c (parse_ssa_operands,
8875 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8876 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8877 * tree-ssanames.c (release_ssa_name): Likewise.
8878 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8879 walk_tree): Likewise.
8881 * tree-ssa-operands.c (verify_abort): Fold into ..
8882 (verify_imm_links): ... here.
8884 2005-04-21 Richard Henderson <rth@redhat.com>
8886 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8887 on non-memory operand for previous inversion.
8889 2005-04-21 Devang Patel <dpatel@apple.com>
8891 PR optimization/20994
8892 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8893 x = !(a == b) : p , q;.
8894 (pass_if_conversion): Verify stmts and flow.
8896 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8898 * optabs.c (gen_conditional_trap): Restore #define.
8900 * alias.c (true_dependence): Remove 'abort' from comments. Use
8901 gcc_assert and gcc_unreachable as appropriate.
8902 (canon_true_dependence): Likewise.
8903 * bb-reorder.c (connect_traces): Likewise.
8904 * c-common.c (c_add_case_label): Likewise.
8905 * c-decl.c (finish_function): Likewise.
8906 * caller-save.c (insert_restore, insert_save): Likewise.
8907 * cfg.c (update_bb_profile_for_threading): Likewise.
8908 * cfganal.c (flow_active_insn_p): Likewise.
8909 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8910 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8911 cfg_layout_merge_blocks): Likewise.
8912 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8913 find_if_block): Likewise.
8914 * integrate.c (allocate_initial_values): Likewise.
8915 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8916 swap_condition, unsigned_condition, signed_condition,
8917 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8918 reg_or_subregno): Likewise.
8919 * lambda-code.c (lambda_compute_auxillary_space,
8920 lambda_transform_legal_p): Likewise.
8921 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8922 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8923 lhd_incomplete_type_error, lhd_expand_expr,
8924 lhd_types_compatible_p, lhd_tree_size): Likewise.
8925 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8926 * local-alloc.c (update_equiv_regs): Likewise.
8927 * loop-unroll.c (peel_loop_completely
8928 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8929 peel_loop_simple, unroll_loop_stupid,
8930 analyze_iv_to_split_insn): Likewise.
8931 * loop.c (gen_prefetch, find_and_verify_loops,
8932 basic_induction_var): Likewise.
8933 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8934 * value-prof.c (tree_find_values_to_profile): Likewise.
8935 * varasm.c (named_section, default_assemble_integer,
8936 decode_addr_const): Likewise.
8938 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8939 Fariborz Jahanian <fjahanian@apple.com>
8941 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8942 portion of argument passed in fpr.
8943 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8944 decide on partial argument save on stack.
8946 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8948 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8951 2005-04-21 Jan Hubicka <jh@suse.cz>
8953 * cgraphunit.c: Include tree-pass.h
8954 (cgraph_decide_recursive_inlining,
8955 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8956 cgraph_decide_inlining): Dump goes to dump_file.
8957 (cgraph_optimize): Call ipa passes instead of inliner.
8958 (cgraph_gate_inlining, pass_ipa_inline): New.
8959 * tree-optimize.c (all_ipa_passes): New static variable.
8960 (register_one_dump_file): Dead with IPA passes.
8961 (register_dump_files): Likewise.
8962 (init_tree_optimization_passes): Initialize IPA passes.
8963 (execute_todo): Do cgraph dump when asked to, do not dump function body
8965 * tree-pass.h (TODO_dump_cgraph): New macro.
8966 (ipa_passes): Declare.
8967 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8969 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8971 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8972 gcc_assert instead of abort.
8973 (classify_argument, examine_argument, construct_container,
8974 contains_128bit_aligned_vector_p, ix86_check_movabs,
8975 standard_80387_constant_opcode, standard_80387_constant_rtx,
8976 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8977 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8978 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8979 legitimize_tls_address, output_pic_addr_const,
8980 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8981 get_some_local_dynamic_name, print_operand, print_operand_address,
8982 output_387_binary_op, emit_i387_cw_initialization,
8983 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8984 ix86_expand_clear, ix86_expand_binary_operator,
8985 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8986 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8987 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8988 ix86_expand_branch, ix86_expand_setcc,
8989 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8990 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8991 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8992 memory_address_length, ix86_attr_length_immediate_default,
8993 ix86_attr_length_address_default, ix86_agi_dependant,
8994 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8995 ix86_expand_binop_builtin, ix86_force_to_memory,
8996 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8997 x86_emit_floatuns): Likewise.
8998 * config/i386/netware.c (gen_regparm_prefix,
8999 i386_nlm_strip_name_encoding): Likewise.
9000 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
9002 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9004 * optabs.c (gen_condiational_trap): Remove #define.
9005 (add_equal_note): Assertify. Remove explicit indirection from
9006 call via function pointer.
9007 (expand_ternary_op, expand_simple_binop, expand_binop,
9008 expand_twoval_unop, expand_twoval_binop,
9009 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
9010 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
9011 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
9012 prepare_float_lib_cmp, emit_conditional_move,
9013 emit_conditional_add, gen_add2_insn, gen_add3_insn,
9014 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
9015 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
9016 vector_compare_rtx, expand_vec_cond_expr): Likewise.
9018 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9020 * vec.h: Update API to separate allocation mechanism from type.
9021 (VEC_safe_grow): New.
9022 * vec.c (calculate_allocation): New.
9023 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
9024 (vec_gc_free, vec_heap_free): Remove.
9025 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
9027 (mangle_macro_name): New.
9028 (struct macro_def): New.
9029 (struct macro): Add multiple argument values.
9030 (macro_expans_end): New.
9031 (push_macro_expansion): Chain on new macro. Process multiple
9032 args, create follow on expansion. Return follow on argument.
9033 (macro_input): Deal with multiple arguments.
9035 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
9036 (struct tree_binfo): Adjust.
9037 * basic-block.h: Define VEC(edge,gc).
9038 (struct edge_def): Adjust.
9039 (struct basic_block_def, struct edge_iterator): Likewise.
9040 (ei_container, ei_start_1, ei_last_1): Likewise.
9041 * cfg.c (connect_src, connect_dest): Likewise.
9042 * cfgrtl.c (force_nonfallthru_and_redirect)
9043 * dbxout.c (dbxout_type)
9044 * dwarf2out.c (gen_member_die)
9045 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
9046 (gcc_tree_to_linear_expression): Adjust.
9047 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
9048 lbv_to_gcc_expression, lle_to_gcc_expression,
9049 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9050 perfect_nestify): Likewise.
9051 * lambda.h (gcc_loopnest_to_lambda_loopnest,
9052 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
9053 * profile.c (instrument_values): Adjust.
9054 * tree-cfg.c (modified_noreturn_calls): Adjust.
9055 (remove_fallthru_edge): Likewise.
9056 * tree-dump.c (dequeue_and_dump): Adjust.
9057 * tree-flow-inline.h (mark_stmt_modified): Adjust.
9058 * tree-flow.h (modified_noreturn_calls): Adjust.
9059 (tree_on_heap): Remove. (yay!)
9060 (register_new_def): Adjust.
9061 * tree-into-ssa.c: Define VEC(int,heap).
9062 (block_defs_stack): Adjust.
9063 (find_idf, insert_phi_nodes, register_new_def,
9064 rewrite_initialize_block, rewrite_finalize_block,
9065 register_new_update_single, rewrite_update_init_block,
9066 rewrite_update_fini_block, rewrite_blocks,
9067 ssa_rewrite_finalize_block, ssa_register_new_def,
9068 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
9069 * tree-loop-linear.c (linear_transform_loops): Adjust.
9070 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
9071 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
9072 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
9073 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
9074 vrp_variables_stack): Adjust declarations.
9075 (tree_ssa_dominator_optimize): Adjust.
9076 (dom_opt_initialize_block, remove_local_expressions_from_table,
9077 restore_nonzero_vars_to_original_value,
9078 restore_vars_to_original_value,
9079 restore_currdefs_to_original_value, dom_opt_finalize_block,
9080 record_var_is_nonzero, record_cond, record_const_or_copy_1,
9081 optimize_stmt, update_rhs_and_lookup_avail_expr,
9082 lookup_avail_expr, record_range): Likewise.
9083 * tree-ssa-pre.c: Define VEC(basic_block,heap).
9084 (compute_antic_aux): Adjust.
9085 (inserted_exprs, create_expression_by_pieces,
9086 insert_into_preds_of_block, eliminate, mark_operand_necessary,
9087 remove_dead_inserted_code, fini_pre): Likewise.
9088 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
9089 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
9090 ssa_prop_init): Likewise.
9091 * tree-ssa.c: Define VEC(bitmap,heap).
9092 (verify_name_tags): Adjust.
9093 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
9094 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
9095 tree_divmod_values_to_profile, tree_find_values_to_profile,
9096 value_profile_transformations): Likewise.
9097 * value-prof.h: Define VEC(histogram_value,heap).
9098 * varasm.c: Remove alias_pair pointer typedef, define
9100 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
9102 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
9103 not a pointer to it. Create an object vector.
9104 (extern_symbols): Turn into an object vector.
9105 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
9107 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
9110 * Makefile.in (tree-chrec.o): Depend on params.h.
9111 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
9113 * tree-chrec.c: Depend on params.h. Replace build with buildN,
9114 and fold build with fold_buildN.
9115 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
9116 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
9117 (tree_contains_chrecs): Compute an estimation of the size of the
9119 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
9120 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
9121 * tree-scalar-evolution.c (simple_iv): Ditto.
9122 * doc/invoke.texi (scev-max-expr-size): Documented.
9124 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
9126 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
9127 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
9128 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
9129 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
9130 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
9131 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
9132 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
9133 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
9134 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
9135 (darwin_fix_and_continue_switch): Delete.
9136 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
9137 (SUBTARGET_SWITCHES): Delete.
9138 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
9139 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
9140 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
9141 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
9142 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
9143 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
9144 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
9145 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
9146 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
9147 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
9148 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
9149 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
9150 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
9151 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
9152 (TARGET_64BIT): Undef before redefining.
9153 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
9154 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
9155 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
9156 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
9157 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
9158 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
9159 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
9160 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9161 (ix86_debug_arg_string, ix86_debug_addr_string)
9162 (ix86_align_loops_string, ix86_align_jumps_string)
9163 (ix86_align_funcs_string): Delete.
9164 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
9165 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
9166 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
9167 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
9168 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
9169 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
9170 (SUBTARGET_SWITCHES): Delete.
9171 * config/i386/i386.c (ix86_debug_arg_string): Delete.
9172 (ix86_debug_addr_string): Delete.
9173 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
9174 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
9175 (ix86_align_loops_string, ix86_align_jumps_string)
9176 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9177 (ix86_align_funcs_string): Make static.
9178 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9179 (ix86_handle_option): New function.
9180 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
9181 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
9182 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
9183 of darwin_fix_and_continue_switch.
9184 (darwin_one_byte_bool): Delete.
9185 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
9186 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
9187 to darwin_one_byte_bool.
9188 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
9189 * config/i386/djgpp.opt, config/i386/i386.opt,
9190 * config/i386/sco5.opt: New files.
9192 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9194 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
9195 fp_zero_operand, fp_register_operand, intreg_operand,
9196 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
9197 call_operand, call_operand_address, tgd_symbolic_operand,
9198 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
9199 symbolic_operand, symbolic_memory_operand, label_ref_operand,
9200 sp64_medium_pic_operand, data_segment_operand,
9201 text_segment_operand, splittable_symbolic_memory_operand,
9202 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
9203 eq_or_neq, normal_comp_operator, noov_compare_op,
9204 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
9205 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
9206 const64_operand, const64_high_operand, arith11_operand,
9207 arith10_operand, arith_double_operand, arith_double_4096_operand,
9208 arith_double_add_operand, arith11_double_operand,
9209 arith10_double_operand, small_int, small_int_or_double,
9210 uns_small_int, uns_arith_operand, clobbered_register,
9211 input_operand, compare_operand): Delete.
9212 (sparc_emit_set_const32): Use predicates in assertion. Remove special
9213 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
9214 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
9215 (GEN_HIGHINT64, GEN_INT64): Delete.
9216 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
9217 gen_safe_XOR64): Adjust for above deletion.
9218 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
9219 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
9220 (legitimate_constant_p): Use const_zero_operand instead.
9221 (sparc_extra_constraint_check): Likewise.
9222 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
9223 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
9224 (PREDICATE_CODES): Delete.
9225 * config/sparc/sparc.md: Include predicates.md.
9226 (All patterns): Adjust for new predicate names.
9227 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
9228 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
9229 (movdi): Use general_operand predicate.
9230 (movdi_sp64_dbl): Delete.
9231 (movdi_const64_special): Add 'N' constraint.
9232 (movdicc): Use arith10_operand predicate.
9233 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
9234 (movdi_cc_reg_sp64): Use arith10_operand predicate.
9235 (movdi_cc_reg_sp64_trunc): Delete.
9236 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
9237 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
9238 (subdi3_sp32): Delete.
9239 (subdi3_insn_sp32): Change to define_insn_and_split.
9240 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
9241 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
9242 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
9243 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
9244 small_int_operand predicate.
9245 (divdi3, udivdi3): Use arith_operand predicate.
9246 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
9247 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
9248 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
9249 (xordi3_sp64_dbl): Delete.
9250 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
9251 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
9252 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
9253 cmp_ccx_set_not): Use arith_operand predicate.
9254 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
9255 * config/sparc/predicates.md: New file.
9257 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9259 PR tree-optimization/14846
9260 * fold-const.c (fold_single_bit_test_into_sign_test): New,
9262 (fold_single_bit_test): ... here.
9263 (fold_binary): Call fold_single_bit_test_into_sign_test
9264 instead of fold_single_bit_test.
9266 2005-04-20 James E Wilson <wilson@specifixinc.com>
9269 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
9270 is another declaration.
9272 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
9274 * config/cris/predicates.md: New file.
9275 * config/cris/cris-protos.h (cris_store_multiple_op_p)
9276 (cris_movem_load_rest_p): Declare.
9277 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
9278 (cris_movem_load_rest_p): Ditto. Globalize.
9279 (cris_bdap_operand, cris_bdap_biap_operand,
9280 cris_orthogonal_operator, cris_commutative_orth_op,
9281 cris_operand_extend_operator,
9282 cris_additive_operand_extend_operator, cris_extend_operator,
9283 cris_plus_or_bound_operator, cris_mem_op,
9284 cris_general_operand_or_symbol,
9285 cris_general_operand_or_gotless_symbol,
9286 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
9287 cris_load_multiple_op): Remove predicate functions.
9288 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
9289 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
9290 * config/cris/cris.h (PREDICATE_CODES): Don't define.
9291 * config/cris/cris.md: Include predicates.md.
9292 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
9294 2005-04-20 Ian Lance Taylor <ian@airs.com>
9296 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
9297 * c-common.h (STMT_EXPR_STMT): Don't define.
9298 (STMT_EXPR_NO_SCOPE): Don't define.
9299 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
9300 * c-pretty-print.c (pp_c_primary_expression): Likewise.
9301 (pp_c_expression): Likewise.
9303 2005-04-20 Richard Henderson <rth@redhat.com>
9306 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
9308 2005-04-20 Jeff Law <law@redhat.com>
9310 * reload1.c (reload): Ignore equivalences between pseudos and
9313 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
9316 * c-tree.h (struct c_label_list): Update comment.
9317 (struct c_label_context): Rename to struct c_label_context_se.
9318 (label_context_stack): Rename to label_context_stack_se.
9319 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
9320 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
9321 c_end_vm_scope): New.
9322 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
9323 * c-decl.c (pop_scope): Call c_end_vm_scope.
9324 (pushdecl): Call c_begin_vm_scope for variably modified
9326 (define_label): Check for jumping into scope of identifier with
9327 variably modified type. Push label on stack for those defined at
9328 current context of identifiers with variably modified type.
9329 (start_function): Create stack level for context of identifiers
9330 with variably modified type.
9331 (finish_function): Pop stack level for context of identifiers with
9332 variably modified type.
9333 * c-typeck.c (label_context_stack): Rename to
9334 label_context_stack_se.
9335 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
9336 (c_finish_goto_label): Check for jumping into scope of identifier
9337 with variably modified type. Push label on stack for those jumped
9338 to from current context of identifiers with variably modified
9340 (struct c_switch): Add blocked_vm.
9341 (c_start_case): Initialize blocked_vm.
9342 (do_case): Check blocked_vm.
9343 (c_finish_case): Add comment.
9344 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
9345 variable label_context_stack.
9347 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9349 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
9350 conditional_replacement, value_replacement, abs_replacement,
9352 (replace_phi_edge_with_variable): Remove argument BB.
9353 (conditional_replacement, value_replacement,
9354 minmax_replacement, abs_replacement): Remove argument PHI_BB.
9355 Update a call to replace_phi_edge_with_variable.
9357 * tree-ssa-phiopt.c: Fix comments.
9359 2005-04-20 Michael Matz <matz@suse.de>
9362 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
9365 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9367 * tree-ssa-phiopt.c: Fix comment typos.
9369 PR tree-optimization/21116
9370 * tree-ssa-phiopt.c: Fix a typo.
9372 2005-04-19 Richard Henderson <rth@redhat.com>
9374 * builtins.c (expand_builtin_sync_operation): Revert last change.
9375 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
9377 (expand_compare_and_swap_loop): Likewise.
9378 (expand_sync_operation): Remove fallback from NAND to AND; invert
9379 memory operand when expanding from cmpxchg.
9380 (expand_sync_fetch_operation): Likewise.
9381 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
9384 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
9385 when implementing NAND. Fix double-add for AFTER.
9386 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
9387 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9388 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
9390 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
9393 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
9394 to return old memory value.
9395 (sync_compare_and_swap_cc<IMODE>): Likewise.
9397 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
9398 return pre-reload. Don't consider output or anti dependencies.
9399 * config/ia64/sync.md (IMODE): New.
9400 (modesuffix): Add QI and HI.
9401 (memory_barrier): Simplify expansion.
9402 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
9403 (cmpxchg_acq_<IMODE>): Likewise.
9404 (sync_lock_test_and_set<IMODE>): Likewise.
9405 (sync_lock_release<IMODE>): Likewise.
9407 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9409 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
9412 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9414 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
9416 2005-04-20 Michael Pogue <michael.pogue@sun.com>
9417 Joseph S. Myers <joseph@codesourcery.com>
9419 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
9420 * c-typeck.c (build_c_cast): Check these options.
9421 * doc/invoke.texi: Document these options.
9423 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9425 * tree-ssa-phiopt.c: Update a comment about the pass.
9427 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9429 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
9430 config/mcore/mcore.c: Fix comment typos.
9432 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
9434 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
9435 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
9437 2005-04-19 Paul Brook <paul@codesourcery.com>
9439 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
9441 2005-04-19 Andrew Haley <aph@redhat.com>
9444 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
9445 looking at a field's bitpos.
9447 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9449 * system.h (fopen, fdopen, freopen): Define these to the unlocked
9450 libiberty functions.
9452 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9454 PR tree-optimization/21096
9455 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
9457 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9460 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
9461 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
9463 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9465 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
9466 refers to the function being dumped.
9468 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
9470 * varasm.c (assemble_start_function): Remove reset of in_section.
9472 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9474 PR tree-optimization/21085
9475 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9478 2005-04-19 Ben Elliston <bje@au.ibm.com>
9480 * doc/invoke.texi (Optimize Options): Refer to the correct
9481 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9483 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9485 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9486 alloca argument to be big enough.
9488 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9491 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9494 2005-04-18 Tom Tromey <tromey@redhat.com>
9496 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9499 2005-04-18 Richard Henderson <rth@redhat.com>
9501 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9502 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9503 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9504 * config/alpha/alpha-protos.h: Update.
9505 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9506 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9507 (attr type): Add ld_l, st_c, mb.
9508 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9509 iornotsi3, xorsi_internal, xornotsi3): New.
9510 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9511 (ev4_ist_c, ev4_mb): New.
9512 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9514 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9515 (ev6_ist): Add st_c.
9517 * config/alpha/sync.md: New file.
9519 2005-04-18 Richard Henderson <rth@redhat.com>
9521 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9524 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9526 2005-04-18 Devang Patel <dpatel@apple.com>
9528 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9530 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9532 PR tree-optimization/20922
9533 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9534 Fold X + c >= X and fold X - c <= X to true.
9536 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9538 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9540 (emergency_labeled_state_free): Likewise.
9542 2005-04-18 Nick Clifton <nickc@redhat.com>
9544 * config/h8300/h8300.md (jump): Remove prescan parameter from
9545 calls to final_scan_insn.
9547 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9548 parameter from calls to final_scan_insn.
9550 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9552 (v850e, v850e1): Use the v850.opt file for target specific
9555 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9557 PR tree-optimization/21001
9558 * tree-optimize.c (init_tree_optimization_passes): Move the
9559 first pass_forwprop immediately before pass_vrp.
9561 2005-04-17 Ian Lance Taylor <ian@airs.com>
9563 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9564 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9565 from enum tree_code op to bool is_sizeof.
9566 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9567 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9568 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9570 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9572 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9575 2005-04-17 Ian Lance Taylor <ian@airs.com>
9577 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9579 2005-04-17 Richard Henderson <rth@redhat.com>
9581 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9583 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9584 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9585 of indirection through ssa names while looking for the gpr counter
9587 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9588 saved va_list_gpr_size and va_list_fpr_size.
9590 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9592 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9593 both pointers or both integers.
9595 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9596 ASSERT_EXPRs for single-use variable.
9598 * tree-into-ssa.c: Fix a comment typo.
9600 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9602 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9603 -mipsN before forcing a default of -mips2.
9605 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9607 * predict.h (IS_TAKEN): Remove.
9608 * rtl.h (NOTE_PREDICTION): Likewise.
9610 * modulo-sched.c (CFG_HOOKS): Remove.
9612 * c-parser.c (N_C_TTYPES): Remove.
9614 * tree-flow-inline.h (get_stmt_operands): Remove.
9615 * lambda-code.c, tree-ssa-loop-unswitch.c,
9616 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9617 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9618 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9619 calls to get_stmt_operands.
9620 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9622 2005-04-17 Richard Henderson <rth@redhat.com>
9625 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9626 of CUMULATIVE_ARGS past the last named argument.
9627 (alpha_va_start): Expect pretend_args_size only if strictly less than
9630 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9633 * builtins.c (expand_builtin_strcat): Convert the result of
9634 strlen to the right type.
9635 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9636 avoid creating type mismatches.
9637 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9640 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9642 2005-04-16 Richard Henderson <rth@redhat.com>
9645 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9646 Use the mode of boolean_type_node when the user doesn't provide one.
9647 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9649 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9652 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9655 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9658 2005-04-16 Roger Sayle <roger@eyesopen.com>
9659 Steven Bosscher <stevenb@suse.de>
9661 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9662 (fold_unary_to_constant): Likewise.
9664 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9666 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9669 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9671 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9672 names related to target triplets.
9673 Remove i?86-*-esix from platform directory.
9674 Remove powerpc-*-eabiaix from platform directory.
9676 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9679 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9680 falling through from SUBREG case to REG.
9682 2005-04-15 Roger Sayle <roger@eyesopen.com>
9684 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9685 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9686 (fold_binary_to_constant): Simplify using fold_binary.
9687 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9689 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9691 * gthr-posix.c (pthread_cancel): Define.
9692 (pthread_mutexattr_init): Likewise.
9693 (pthread_mutexattr_settype): Likewise.
9694 (pthread_mutexattr_destroy): Likewise.
9696 2005-04-15 David S. Miller <davem@davemloft.net>
9699 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9701 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9703 PR tree-optimization/21031
9704 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9705 (forward_propagate_into_cond_1): Call it. Forward propagate
9706 integer-integer casts into COND_EXPRs.
9708 2005-04-15 Dave Korn <dave.korn@artimi.com>
9710 * gcc.c (default_compilers): Clarify obscure error message when
9711 reading from standard input.
9713 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9715 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9716 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9718 * tree-ssa-alias.c (init_alias_info): Remove a call to
9721 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9723 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9724 of non-virtual PHI nodes like we use to.
9726 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9728 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9729 (attr_copy_rtx): Do not use it.
9731 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9733 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9735 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9737 * tree-vect-transform.c (vectorizable_store): Mark necessary
9738 objects in the vectorized store needing renaming. Update the
9739 SSA graph for V_MAY_DEF operands in the original store.
9741 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9743 * tree-ssa-pre.c (compute_avail): It's okay to have
9744 TREE_INVARIANT's here, and value number the resulting expressions.
9745 (create_expression_by_pieces): Make sure operands that were
9746 min_invariant when we started, stay that way.
9748 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9750 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9752 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9754 PR tree-optimization/20936.
9755 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9757 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9759 * doc/invoke.texi: Fix typos.
9760 * doc/md.texi: Likewise.
9761 * doc/rtl.texi: Likewise.
9762 * doc/sourcebuild.texi: Likewise.
9763 * doc/tm.texi: Likewise.
9765 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9767 PR tree-optimization/21004
9768 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9769 and floorl in c99 mode only.
9770 * builtins.c (expand_builtin_int_roundingfn): Assert that
9771 fallback_fndecl is not NULL_TREE.
9773 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9775 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9776 * basic-block.h: Update the prototype for
9777 purge_all_dead_edges.
9778 * cfgexpand.c (tree_expand_cfg): Update a call to
9779 purge_all_dead_edges.
9780 * combine.c (combine_instructions): Likewise.
9781 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9782 rest_of_handle_cse2, rest_of_handle_gcse,
9783 rest_of_handle_postreload): likewise.
9785 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9788 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9789 e.g. cv-qualification conversions.
9791 2005-04-14 Mike Stump <mrs@apple.com>
9793 * config/darwin-c.c (framework_construct_pathname): We must
9794 find all headers of a framework in the first instance of it
9795 found in the seach path.
9797 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9799 PR tree-optimization/21021
9800 * tree-vrp.c (compare_values): Work around a bug in the front
9801 end that produces a comparison of mismatched types.
9803 2004-04-14 Richard Henderson <rth@redhat.com>
9805 * config/ia64/ia64.h (enum fetchop_code): Remove.
9806 (enum ia64_builtins): Move ...
9807 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9808 members except BSP and FLUSHRS.
9809 (ia64_init_builtins): Remove __sync builtins.
9810 (ia64_expand_builtin): Likewise.
9811 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9812 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9813 (ia64_expand_lock_release): Remove.
9814 * config/ia64/ia64.md (mf): Move to sync.md.
9815 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9816 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9817 * config/ia64/sync.md: New file.
9818 (memory_barrier): Rename from mf.
9819 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9820 (cmpxchg_acq_<I48MODE>): Likewise.
9821 (sync_lock_test_and_set<I48MODE>): Likewise.
9823 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9824 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9826 2004-04-14 Richard Henderson <rth@redhat.com>
9828 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9829 (ix86_compare_emitted): New.
9830 (ix86_expand_compare): Use ix86_compare_emitted if set.
9831 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9832 and ix86_compare_op0 are set.
9833 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9834 (TARGET_CMPXCHG, TARGET_XADD): New.
9835 (ix86_compare_emitted): Declare.
9836 * config/i386/i386.md: Include sync.md
9837 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9838 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9839 * config/i386/sync.md: New file.
9841 2004-04-14 Richard Henderson <rth@redhat.com>
9844 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9845 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9846 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9847 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9848 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9849 BT_FN_I8_VPTR_I8_I8): New.
9850 * builtins.def (DEF_SYNC_BUILTIN): New.
9851 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9852 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9853 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9854 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9855 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9856 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9857 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9858 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9859 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9860 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9861 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9862 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9863 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9864 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9865 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9866 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9867 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9868 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9869 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9870 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9871 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9872 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9873 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9874 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9875 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9876 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9877 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9878 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9879 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9880 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9881 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9882 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9883 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9884 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9885 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9886 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9887 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9888 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9889 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9890 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9891 BUILT_IN_SYNCHRONIZE: New.
9892 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9893 as a function. Accept __sync_ as a prefix as well.
9894 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9895 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9896 expand_builtin_lock_release): New.
9897 (expand_builtin): Call them.
9898 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9899 neither BOTH_P nor FALLBACK_P are defined.
9900 (builtin_type_for_size): New.
9901 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9902 (resolve_overloaded_builtin): New.
9903 * c-common.h (resolve_overloaded_builtin): Declare.
9904 (builtin_type_for_size): Declare.
9905 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9906 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9907 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9908 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9909 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9910 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9911 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9912 sync_compare_and_swap_cc, sync_lock_test_and_set,
9913 sync_lock_release): New.
9914 * optabs.h: Declare them.
9915 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9916 expand_sync_operation, expand_sync_fetch_operation,
9917 expand_sync_lock_test_and_set): Declare.
9918 * genopinit.c (optabs): Add sync optabs.
9919 * optabs.c (init_optabs): Initialize sync optabs.
9920 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9921 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9922 expand_sync_operation, expand_sync_fetch_operation,
9923 expand_sync_lock_test_and_set): New.
9924 * doc/extend.texi (Atomic Builtins): New section
9925 * doc/md.texi (Standard Names): Add sync patterns.
9927 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9929 * tree-eh.c (lower_try_finally_copy): Generate new code in
9930 response to goto_queue entries as if the queue was sorted by
9931 index, not pointers.
9932 (lower_try_finally_switch): Likewise.
9934 2005-04-14 Richard Henderson <rth@redhat.com>
9936 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9937 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9939 (ix86_expand_fp_movcc): Update to match.
9940 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9941 * config/i386/i386-protos.h: Update.
9942 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9943 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9945 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9947 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9950 2005-04-14 Julian Brown <julian@codesourcery.com>
9952 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9953 link failures on ppc64 Linux.
9955 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9957 * config.gcc: Set cpu_type for s390.
9959 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9961 Fix PR tree-optimization/20963
9962 * tree-ssa-pre.c (compute_avail): Remove special case for
9964 (create_expression_by_pieces): Add value numbers for forced out
9967 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9969 * config/cris/cris.md: Replace references to (reg:SI 16) with
9970 (reg:SI CRIS_SRP_REGNUM).
9972 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9974 PR tree-optimization/20657
9975 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9976 create an appropriate range from it.
9978 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9980 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9981 <UNSPEC_FIST_CEIL> case.
9983 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9984 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9985 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9986 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9987 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9988 (lfloor<mode>2): New expanders.
9989 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9990 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9991 to implement lceil and llceil built-ins as x87 intrinsic function.
9992 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9993 (lceil<mode>2): New expanders.
9995 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9997 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9998 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
10000 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
10003 * config/s390/s390-modes.def: Define TFmode.
10005 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
10007 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
10008 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10009 * config/mips/mips.c (mips16_insn_length): Remove reference to
10010 JUMP_TABLES_IN_TEXT_SECTION.
10012 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
10014 * simplify-rtx.c (simplify_binary_operation_1): Return
10015 scalar or vector of constant 0, depending on the xor's
10018 2005-04-13 Dale Johannesen <dalej@apple.com>
10020 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
10021 (objc-act.o): Ditto.
10022 * objc/objc-act.c (objc_gimplify_expr): New.
10023 (objc_get_callee_fndecl): New.
10024 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
10025 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
10026 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
10028 2005-04-13 Devang Patel <dpatel@apple.com>
10030 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
10033 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
10035 CRIS prologue as RTL.
10036 * config/cris/cris-protos.h (cris_emit_movem_store)
10037 (cris_expand_prologue): Prototype.
10038 * config/cris/cris.c (struct machine_function): New member
10040 (cfa_label_num, cris_target_asm_function_prologue): Remove.
10041 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
10042 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
10043 (cris_load_multiple_op, cris_return_address_on_stack)
10044 (cris_return_address_on_stack_for_return): ISO-Cify.
10045 (cris_store_multiple_op): New predicate function.
10046 (cris_expand_prologue, cris_emit_movem_store): New functions.
10047 (cris_print_operand) <case 'O'>: Handle modifications other than
10049 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
10050 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
10051 (cris_gen_movem_load): Rearrange slightly to make local variable
10052 src a parameter, removing osrc.
10053 (cris_setup_incoming_varargs): Set machine_function member
10054 stdarg_regs to correspond to the number of registers that need to
10056 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
10058 (PREDICATE_CODES): Add cris_store_multiple_op. Make
10059 cris_general_operand_or_gotless_symbol accept UNSPEC.
10060 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
10061 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
10062 ("*cris_store_multiple"): New pattern. Tweak common comment above
10063 this and "*cris_load_multiple".
10064 ("prologue"): New define_expand.
10066 * config/cris/cris.md ("epilogue"): Conditionalize on
10067 TARGET_PROLOGUE_EPILOGUE.
10069 2005-04-13 Steve Ellcey <sje@cup.hp.com>
10072 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
10073 fpsr 0 instead of fpsr 1.
10074 (divsf3_internal_thr): Ditto.
10075 (divdf3_internal_lat): Ditto.
10076 (divdf3_internal_thr): Ditto.
10077 (divxf3_internal_lat): Ditto.
10078 (divxf3_internal_thr): Ditto.
10080 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10082 PR tree-optimization/20913
10083 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
10085 PR tree-optimization/20702
10086 * tree-vrp.c (maybe_add_assert_expr): Recurse into
10087 dominator children that haven't been walked into.
10089 2005-04-13 Julian Brown <julian@codesourcery.com>
10091 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
10092 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
10095 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10097 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
10098 config/i386/sse.md: Fix comment typos.
10100 * genattrtab.c (NULL_ATTR): Remove.
10101 * ifcvt.c (NULL_EDGE): Likewise.
10103 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
10105 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
10106 NOTE_PREDICT): Remove.
10108 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10110 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
10111 * configure: Regenerate.
10112 * config.in: Likewise.
10113 * system.h: Declare vsnprintf if not already declared.
10115 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10117 * optc-gen.awk: Handle stand-alone Mask records.
10118 * opth-gen.awk: Likewise.
10119 * doc/options.texi (Option file format): Document them.
10120 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
10121 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
10122 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
10123 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
10124 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
10125 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
10126 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
10127 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
10128 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
10129 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
10130 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
10131 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
10132 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
10133 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
10134 TARGET_LONG_DOUBLE_128): Likewise.
10135 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
10136 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
10137 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
10138 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
10139 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
10140 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
10141 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
10142 * config/sparc/sparc.c (fpu_option_set): New global.
10143 (sparc_handle_option): New function.
10144 (sparc_override_options): Test fpu_option_set.
10145 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
10146 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
10147 * config/sparc/sparc.opt: New file.
10148 * config/sparc/little-endian.opt: Likewise.
10149 * config/sparc/long-double-switch.opt: Likewise.
10151 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
10153 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
10154 (bfin_handle_options): Set it if -mshared-library-id= is seen.
10155 * config/bfin/bfin.opt (mshared-library-id=): Lose
10156 Var(bfin_lib_id_given).
10158 2005-04-13 Matt Thomas <matt@3am-software.com>
10160 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
10163 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10165 * rtl.h (CLEAR_RTX_FLAGS): Remove.
10167 * cgraphunit.c (INSNS_PER_CALL): Remove.
10169 * tree-ssa-forwprop.c (vars,
10170 record_single_argument_cond_exprs,
10171 substitute_single_use_vars): Remove.
10172 (forward_propagate_into_cond_1, forward_propagate_into_cond):
10174 (tree_ssa_forward_propagate_single_use_vars): Call
10175 forward_propagate_into_cond for each COND_EXPR.
10177 * tree-inline.c (INSNS_PER_STMT): Remove.
10179 2005-04-12 Richard Henderson <rth@redhat.com>
10181 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
10182 (ix86_expand_sse_fp_minmax): ... from ...
10183 (ix86_expand_fp_movcc): ... here.
10184 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
10185 * config/i386/i386-protos.h: Update.
10186 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
10187 (sse_setccsf, sse_setccdf): Allow before reload.
10188 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
10189 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
10190 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
10191 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
10192 (anddf3, nanddf3, iordf3, xordf3): New.
10194 2005-04-12 Jeff Law <law@redhat.com>
10196 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
10197 (tree-ssa-uncprop.o): Add dependencies.
10198 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
10199 * tree-flow.h (remove_useless_stmts): Remove prototype.
10200 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
10201 remove_useless_stmts.
10202 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
10203 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
10204 * tree-pass.h (pass_uncprop): Declare.
10205 * tree-ssa-uncprop.c: New file.
10207 2005-04-12 James E. Wilson <wilson@specifixinc.com>
10210 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
10212 2005-04-12 Caroline Tice <ctice@apple.com>
10214 Temporary fix for partitioning problems.
10215 * passes.c (rest_of_handle_final): Remove code that
10216 frees unlikely_text_section_name,
10217 * varasm.c (assemble_start_function): Test for partitioning
10218 flag before writing out section labels.
10219 (assemble_end_function): Test for partitioning flag before
10220 writing out section labels.
10222 2005-04-12 Steven Bosscher <stevenb@suse.de>
10223 Stuart Hastings <stuart@apple.com>
10224 Jan Hubicka <jh@suse.cz>
10226 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
10227 references to gt-tree-cfg.h.
10228 * basic-block.h (struct basic_block_def): Don't skip rbi
10229 for garbage collection.
10230 (struct reorder_block_def): Make GTY-able.
10231 (struct control_flow_graph): New structure.
10232 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
10233 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
10234 but instead defines to the control_flow_graph for cfun.
10235 (label_to_block_map): New define, points to the label map of
10236 the control_flow_graph for cfun.
10237 (n_edges_for_function, n_basic_blocks_for_function,
10238 last_basic_block_for_function, basic_block_info_for_function,
10239 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
10240 basic_block_info_for_function, label_to_block_map_for_function):
10241 Counterparts for the above, taking a struct function as an extra
10243 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
10244 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
10245 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
10246 (alloc_rbi_pool, free_rbi_pool): Remove.
10247 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
10248 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
10250 (cfg_layout_finalize) ... and don't free it here.
10251 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
10253 * flow.c (free_basic_block_vars): Set label_to_block_map and
10254 n_edges to zero too.
10255 * function.h (struct function): Add cfg field.
10256 * function.c (allocate_struct_function): Allocate the cfg.
10257 * tree-cfg.c (label_to_block_map): Remove.
10258 (build_tree_cfg): Don't allocate the rbi pool here...
10259 (delete_tree_cfg_annotations): ...and don't free it here.
10260 Also don't nullify label_to_block_map for cfun.
10262 2005-04-12 Caroline Tice <ctice@apple.com>
10264 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10265 Revert my patch from April 9.
10266 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
10267 (reorder_basic_blocks): Revert my patch from April 9.
10268 (insert_section_boundary_note): Revert my patch from April 9.
10269 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
10270 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
10271 (COLD_END_LABEL): Revert my patch from April 9.
10272 (cold_text_section_label): Revert my patch from April 9.
10273 (cold_end_label): Revert my patch from April 9.
10274 (dwarf2out_switch_text_section): Revert my patch from April 9.
10275 (output_aranges): Revert my patch from April 9.
10276 (output_ranges): Revert my patch from April 9.
10277 (output_line_info): Revert my patch from April 9.
10278 (add_location_or_const_value_attribute): Revert my patch from April 9.
10279 (dwarf2out_var_location): Revert my patch from April 9.
10280 (dwarf2out_init): Revert my patch from April 9.
10281 (dwarf2out_finish): Revert my patch from April 9.
10282 * function.h (struct function): Revert my patch from April 9.
10283 * opts.c (decode_options): Revert my patch from April 9.
10284 * output.h (unlikely_section_label, hot_section_label,
10285 hot_section_end_label, cold_section_end_label,
10286 unlikely_text_section_name): Revert my patch from April 9.
10287 * passes.c (rest_of_handle_final): Revert my patch from April 9.
10288 * varasm.c (unlikely_section_label, hot_section_label,
10289 hot_section_end_label, cold_section_end_label,
10290 unlikely_text_section_name): Revert my patch from April 9.
10291 (initialize_cold_section_name): Revert my patch from April 9.
10292 (unlikely_text_section): Revert my patch from April 9.
10293 (in_unlikely_text_section): Revert my patch from April 9.
10294 (named_section): Revert my patch from April 9.
10295 (function_section): Revert my patch from April 9.
10296 (current_function_section): Revert my patch from April 9.
10297 (assemble_start_function): Revert my patch from April 9.
10298 (assemble_end_function): Revert my patch from April 9.
10299 (default_section_type_flags_1): Revert my patch from April 9.
10301 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10303 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
10304 * config/sparc/sparc.md (untyped_call): Save the registers manually.
10306 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
10308 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
10310 PR middle-end/20917
10311 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
10312 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
10314 2004-04-12 Richard Henderson <rth@redhat.com>
10316 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
10317 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
10318 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
10319 (UNSPEC_*, UNSPECV_*): Renumber.
10321 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
10324 From Richard Henderson <rth@redhat.com>:
10325 * tree-mudflap.c (mf_build_check_statement_for): Correct block
10328 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
10330 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
10332 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10334 * config/bfin/bfin.c (bfin_library_id_string): Remove.
10335 (bfin_library_id): New variable.
10336 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
10337 instead of bfin_library_id_string.
10338 (bfin_handle_option): New function.
10339 (override_options): Remove most code to deal with shared library IDs,
10340 just check they aren't used without -mid-shared-library.
10341 (TARGET_HANDLE_OPTION): Define.
10342 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
10343 * config/bfin/bfin.opt (mshared-library-id=): New.
10345 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
10347 * tree-vect-transform.c: Fix comment typos.
10349 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
10351 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
10352 split critical edges when not possible/profitable.
10354 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10356 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
10357 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
10358 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
10359 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
10360 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
10361 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
10362 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
10363 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
10365 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
10366 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10367 * config/ns32k/ns32k.opt: New file.
10369 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10371 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
10372 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
10373 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
10374 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
10375 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
10376 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
10377 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
10378 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
10379 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
10380 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
10381 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
10382 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
10383 (MASK_COLDFIRE): Formatting fixes.
10384 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
10385 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
10386 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
10387 "_current_shared_library_a5_offset_".
10388 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10389 (MASK_ALL_CPU_BITS): New macro.
10390 (m68k_handle_option): New function.
10391 (override_options): Remove handling of m68k_library_id_string.
10392 * config/m68k/m68k.opt: New file.
10393 * config/m68k/ieee.opt: New file.
10395 2005-04-11 Mark Mitchell <mark@codesourcery.com>
10397 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10398 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
10399 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10400 (TARGET_CXX): Adjust accordingly.
10401 * target.h (struct gcc_target): Remove epxort_class_data. Add
10402 determine_class_data_visibility and class_data_always_comdat.
10403 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10404 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
10405 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10406 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
10407 (arm_cxx_determine_class_data_visibility): New.
10408 (arm_cxx_class_data_always_comdat): Likewise.
10409 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10410 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
10411 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10412 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
10413 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
10416 2005-04-11 Devang Patel <dpatel@apple.com>
10418 * tree-data-ref.c (build_classic_dist_vector,
10419 compute_subscript_distance): Make externally visible.
10420 * tree-data-ref.h (build_classic_dist_vector,
10421 compute_subscript_distance): Same.
10422 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10423 Check distance vector against vectorization factor.
10424 (vect_analyze_loop): Determine vectorizaion factor before
10425 analyzing data dependences.
10426 * tree-vectorizer.c (loops_num): Make it externally visible and
10428 * tree-vectorizer.c (vect_loops_num): ... new name.
10429 * tree-vectorizer.h (vect_loops_num): New.
10431 2005-04-11 Devang Patel <dpatel@apple.com>
10433 * tree-vect-analyze.c (vect_analyze_operations): Check
10434 vectorizable codition.
10435 * tree-vect-transform.c (vect_is_simple_cond): New function.
10436 (vectorizable_condition): New function.
10437 (vect_transform_stmt): Handle condition_vec_info_type.
10438 * tree-vectorizer.h (enum stmt_vec_info_type): Add
10439 condition_vec_info_type.
10440 (vectorizable_condition): New.
10442 2005-04-11 Geoffrey Keating <geoffk@apple.com>
10444 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
10445 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
10446 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
10448 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
10449 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
10451 * dwarf2out.c (output_line_info): Don't try to dereference
10452 a NULL current_function_decl.
10454 * config/t-slibgcc-darwin: Don't put shared libraries in
10455 directories other than $(slibdir).
10456 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
10459 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10461 PR tree-optimization/20933
10462 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
10463 logic to reject aliases between read-only and writable
10465 (may_alias_p): ... here.
10466 (get_tmt_for): Do not associate read-only tags to pointers
10467 whose pointed-to type is not read-only.
10468 * tree-ssa.c (verify_ssa): Check that memory stores have at
10469 least one V_MAY_DEF or V_MUST_DEF.
10471 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10474 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10475 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10476 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10477 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10478 _unlocked function.
10479 (fwrite_unlocked): Fix prototype.
10481 * configure, config.in: Regenerate.
10483 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10485 * tree-ssa-loop-im.c: Include real.h.
10486 (determine_invariantness_stmt): If real division divisor is
10487 invariant and flag_unsafe_math_optimizations enabled, generate
10488 invariant reciprocal for hoisting.
10489 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10491 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10493 Fix PR tree-optimization/20926
10495 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10497 2005-04-11 Devang Patel <dpatel@apple.com>
10499 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10502 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10504 * fold-const.c (fold_binary_op_with_conditional_arg):
10505 use fold_buildN instead of "fold (buildN" in some
10506 non obvious places.
10507 (fold_unary): Likewise.
10508 (fold_binary): Likewise.
10510 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10512 Fix PR tree-optimization/20612
10513 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10515 (perfect_nestify): preheaderbb is *not* part of loop of the
10518 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10520 * tree-ssa-alias.c (may_alias_p): If the variable
10521 is a global variable and the pointer is parameter
10522 and -fargument-noalias-global is used, then
10523 the pointer cannot alias the variable.
10525 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10527 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10528 * config/sparc/sparc.h: Likewise.
10529 * config/sparc/sparc.md: Likewise.
10531 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10533 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10535 * tree-vrp.c: Fix a comment typo.
10537 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10539 PR tree-optimization/20920
10540 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10541 SSA_NAME flows through an abnormal edge.
10542 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10543 through abnormal edges.
10544 (maybe_add_assert_expr): Likewise.
10546 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10548 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10549 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10550 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10551 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10552 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10553 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10554 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10555 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10556 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10557 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10558 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10559 (TARGET_HANDLE_OPTION): Likewise.
10560 (s390_tune): Initialize to PROCESSOR_max.
10561 (s390_arch_string): Make static.
10562 (s390_tune_string, s390_warn_framesize_string): Delete.
10563 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10564 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10565 (s390_handle_arch_option, s390_handle_option): New functions.
10566 (override_options): Remove parsing of option strings.
10567 * config/s390/s390.opt: New file.
10569 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10571 * tree-complex.c (expand_vector_operations): Call
10572 update_stmt_if_modified.
10574 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10576 * tree-vect-analyze (vect_determine_vectorization_factor):
10577 Do not use GET_MODE_NUNITS.
10578 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10579 (vectorizable_load, vect_transform_loop): Likewise.
10581 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10583 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10584 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10585 * optabs.h (enum optab_index): Add new OTI_lceil.
10586 (lceil_optab): Define corresponding macro.
10587 * optabs.c (init_optabs): Initialize lceil_optab.
10588 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10589 and lceildi2 patterns.
10590 * builtins.c (expand_builtin_int_roundingfn): Handle
10591 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10592 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10593 BUILT_IN_LLCEIL{,F,L}.
10594 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10595 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10596 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10597 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10598 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10599 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10600 into lceil built-in function and (long long int)ceil{,f,l} into
10601 llceil built-in function.
10602 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10605 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10607 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10610 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
10612 * config/arm/arm.c: Fix a comment typo.
10613 * doc/tree-ssa.texi: Fix a typo.
10615 2005-04-10 Steven Bosscher <stevenb@suse.de>
10617 * cselib.c (clear_table): Rename to cselib_clear_table.
10618 * cselib.h (cselib_clear_table): Add prototype.
10619 * gcse.c (gcse_main): Make 'f' argument unused.
10620 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10621 of each basic block instead.
10622 (compute_sets, compute_hash_table_work): Likewise.
10623 (constprop_register): Change int 'alter_jumps' argument to bool.
10624 (do_local_cprop): Likewise.
10625 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10626 the insn chain. Explicitly clear the cselib tables after finishing
10627 one basic block. Make sure there are no unterminated libcall blocks.
10628 Update compute_sets call.
10629 (cprop): Walk basic blocks instead of the insn chain.
10630 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10632 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10633 one_cprop_pass calls.
10635 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10637 * combine.c (combine_simplify_rtx): Remove a transformation that
10638 relies on an invalid assumption about rtl sign-extension semantics.
10640 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10642 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10643 to build_int_cst_wide.
10645 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10648 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10649 set the original address pseudo to the correct value before the
10650 original insn, if possible, and leave the insn alone, otherwise
10651 create a new pseudo, set it and replace it in the insn.
10652 * recog.c (validate_change_maybe_volatile): New.
10653 * recog.h (validate_change_maybe_volatile): Declare.
10655 2005-04-09 Caroline Tice <ctice@apple.com>
10657 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10658 Remove targetm.have_named_sections test.
10659 (fix_edges_for_rarely_executed_code): Likewise.
10660 (insert_section_boundary_note): Likewise.
10661 (reorder_basic_blocks): Check partitioning flag before calling
10662 verify_hot_cold_block_grouping.
10663 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10664 the function struct rather than global variables.
10665 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10666 (COLD_END_LABEL): Likewise
10667 (cold_text_section_label): New static global variable.
10668 (cold_end_label): Likewise.
10669 (dwarf2out_switch_text_section): Get hot/cold section labels from
10670 the function struct rather than global variables.
10671 (output_aranges): Use cold_text_section_label and cold_end_label;
10672 check partitioning flag before putting out delta.
10673 (output_ranges): Remove incorrect code attempting to use
10675 (output_line_info): Get cold section label from function struct.
10676 (add_location_or_const_value_attribute): Likewise.
10677 (get_subprogram_die): Get hot/cold section labels from function struct.
10678 (dwarf2out_var_location): Likewise.
10679 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10680 write out cold_text_section_label if partition flag is set.
10681 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10682 * function.h (struct function): Add new fields to point to hot/cold
10683 section labels: hot_section_label, cold_section_label,
10684 hot_section_end_label and cold_section_end_label; also add new field
10685 for cold text section name, unlikely_text_section_name.
10686 * opts.c (decode_options): Turn off partitioning flag if
10687 !targetm.have_named_sections.
10688 * output.h (hot_section_label): Remove.
10689 (hot_section_end_label): Remove.
10690 (cold_section_end_label): Remove.
10691 (unlikely_section_label): Remove.
10692 (unlikely_text_section_name): Remove.
10693 * passes.c (rest_of_handle_final): Remove code that frees
10694 unlikely_text_section_name.
10695 * varasm.c (unlikely_section_label): Remove.
10696 (hot_section_label): Remove.
10697 (hot_section_end_label): Remove.
10698 (cold_section_end_label): Remove.
10699 (unlikely_text_section_name): Remove.
10700 (initialize_cold_section_name): Modify to call
10701 targetm.strip_name_encoding; to store cold section name in current
10702 function struct, if it exists; and to only use the decl_section_name
10703 if flag_named_sections is true.
10704 (unlikely_text_section): Modify to get section name out of current
10705 function struct, if there is one; otherwise build it from
10706 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10707 (in_unlikely_text_section): Likewise.
10708 (named_section): Modify to get/put cold section name in current function
10709 struct, if there is one.
10710 (function_section): Change 'bool unlikely' to 'int reloc'; check
10711 targetm.have_named_sections before calling named_section.
10712 (current_function_section): Likewise.
10713 (assemble_start_function): Modify to get/put unlikely_text_section_name
10714 in current function struct; modify to get hot/cold section labels
10715 from function struct; initialize labels using
10716 ASM_GENERATE_INTERNAL_LABEL;
10717 test partitioning flag before writing out hot section label.
10718 (assemble_end_function): Test partitioning flag before writing out
10719 hot/cold section labels.
10720 (default_section_type_flags_1): Modify to use array instead of
10721 char* for unlikely_text_section_name; set flags correctly for
10722 cold text section if there is not a current function decl.
10724 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10726 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10727 and TI_VA_LIST_FPR_COUNTER_FIELD.
10728 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10729 * tree-pass.h (pass_stdarg): Add.
10730 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10731 * tree-stdarg.c: New file.
10732 * tree-stdarg.h: New file.
10733 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10734 (tree-stdarg.o): Add dependencies.
10735 * function.h (struct function): Add va_list_gpr_size and
10736 va_list_fpr_size fields.
10737 * function.c (allocate_struct_function): Initialize them.
10738 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10739 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10740 (TARGET_INITIALIZER): Add it.
10742 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10743 va_list_{g,f}pr_counter_field.
10744 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10745 area will not be used. Only save registers that tree-stdarg.c
10746 detected they need saving.
10747 (ix86_va_start): Don't set up fields that won't be used.
10749 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10750 va_list_{g,f}pr_counter_field.
10751 (setup_incoming_varargs): Don't do anything if reg_save
10752 area will not be used. Only save registers that tree-stdarg.c
10753 detected they need saving.
10754 (rs6000_va_start): Don't set up fields that won't be used.
10756 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10757 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10758 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10759 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10761 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10764 * config/i386/i386.c (construct_container): Pass empty aligned
10765 struct, union or class in memory.
10767 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10769 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10770 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10771 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10772 config/rs6000/predicates.md: Fix comment typos.
10774 * sched-int.h (haifa_insn_data): Remove blockage and units.
10775 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10776 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10777 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10779 2005-04-09 Jan Hubicka <jh@suse.cz>
10780 Steven Bosscher <stevenb@suse.de>
10782 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10783 * cfgloop.c (get_loop_exit_edges): Likewise.
10784 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10785 (unloop): Likewise.
10786 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10787 * tree-cfg.c (dump_cfg_status): Likewise.
10789 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10791 * config/rs6000/predicates.md (altivec_register_operand): Remove
10792 redundant match_code test.
10793 (gpc_reg_operand): Same.
10794 (cc_reg_operand): Same.
10795 (cc_reg_not_cr0_operand): Same.
10797 2005-04-09 Jan Hubicka <jh@suse.cz>
10799 Forgotten hunk from my last merge patch:
10800 * final.c (output_addr_const): Do not call mark_referenced.
10802 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10804 * doc/tree-ssa.texi: Add immediate use documentation.
10806 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10808 * arm.c (FL_WBUF): Define.
10809 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10810 (arm_is_6_or_7): Delete.
10811 (arm_tune_wbuf): New.
10812 (arm_override_options): Set arm_tune_wbuf.
10813 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10814 (arm_is_6_or_7): Delete declaration.
10815 (arm_tune_wbuf): New declartion.
10816 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10817 (model_wbuf): Derive from arm_tune_wbuf.
10818 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10819 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10820 (arm740t): Mark CPUs as having a write buffer.
10822 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10824 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10825 of 'const_double_operand' in operand 2 constraints. Update enable
10828 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10830 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10831 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10832 * optabs.h (enum optab_index): Add new OTI_lfloor.
10833 (lfloor_optab): Define corresponding macro.
10834 * optabs.c (init_optabs): Initialize lfloor_optab.
10835 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10836 and lfloordi2 patterns.
10837 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10838 (expand_builtin_int_roundingfn): New function.
10839 (fold_builtin_int_roundingfn): New prototype.
10840 (fold_builtin_int_roundingfn): New function, renamed from
10841 fold_builtin_lround.
10842 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10843 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10844 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10845 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10846 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10847 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10848 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10849 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10850 into lfloor built-in function and (long long int)floor{,f,l} into
10851 llfloor built-in function.
10852 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10855 2005-04-08 Ian Lance Taylor <ian@airs.com>
10857 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10858 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10859 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10860 (DO_COND, DO_BODY): Likewise.
10861 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10862 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10863 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10864 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10865 (build_continue_stmt, build_break_stmt): Don't declare.
10866 (c_do_switch_warnings): Update declaration.
10867 * c-gimplify.c (enum bc_t): Remove.
10868 (struct c_gimplify_ctx, ctxp): Remove.
10869 (push_context, pop_context): Remove static functions.
10870 (c_genericize): Don't call push_context or pop_context.
10871 (begin_bc_block, finish_bc_block): Remove static functions.
10872 (build_bc_goto): Likewise.
10873 (gimplify_c_loop): Likewise.
10874 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10875 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10876 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10877 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10878 * c-common.c (c_do_switch_warnings): Rename from
10879 c_do_switch_warnings_1.
10880 (c_do_switch_warnings) [old version]: Remove.
10881 (c_do_switch_expr_warnings): Remove.
10882 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10883 function instead of c_do_switch_expr_warnings.
10884 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10885 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10886 * c-pretty-print.c (pp_c_statement): Likewise.
10887 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10889 2005-04-08 Devang Patel <dpatel@apple.com>
10891 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10892 While selecting replacement condition pay attention to loop header.
10894 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10896 Merge from tree-cleanup-branch: VRP, store CCP, store
10897 copy-prop, incremental SSA updating of FUD chains and
10898 newly exposed symbols.
10900 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10901 (OBJS-common): Add tree-vrp.o.
10902 (tree-vrp.o): New rule.
10903 * basic-block.h (nearest_common_dominator_for_set): Declare.
10904 * common.opt (ftree-store-ccp): New flag.
10905 (ftree-copy-prop): New flag.
10906 (ftree-vrp): New flag.
10907 (ftree-store-copy-prop): New flag.
10908 * dominance.c (nearest_common_dominator_for_set): New.
10909 * domwalk.c (walk_dominator_tree): Only traverse
10910 statements in blocks marked in walk_data->interesting_blocks.
10911 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10912 * fold-const.c (fold): Handle ASSERT_EXPR.
10913 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10914 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10915 flag_tree_vrp at -O2.
10916 * timevar.def (TV_TREE_VRP): Define.
10917 (TV_TREE_COPY_PROP): Define.
10918 (TV_TREE_STORE_COPY_PROP): Define.
10919 (TV_TREE_SSA_INCREMENTAL): Define.
10920 (TV_TREE_STORE_CCP): Define.
10921 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10922 to kill_redundant_phi_nodes from comment.
10923 (verify_expr): Handle ASSERT_EXPR.
10924 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10925 argument. Update all users.
10926 (mark_call_clobbered_vars_to_rename): Remove. Update all
10928 * tree-flow-inline.h (unmodifiable_var_p): New.
10929 * tree-flow.h (enum value_range_type): Declare.
10930 (struct value_range_def): Declare.
10931 (value_range): Declare.
10932 (remove_all_phi_nodes_for): Remove. Update all users.
10933 (find_phi_node_for): Declare.
10934 (add_type_alias): Declare.
10935 (count_uses_and_derefs): Declare.
10936 (kill_redundant_phi_nodes): Remove.
10937 (rewrite_into_ssa): Remove.
10938 (rewrite_def_def_chains): Remove.
10939 (update_ssa, register_new_name_mapping, create_new_def_for,
10940 need_ssa_update_p, name_registered_for_update_p,
10941 release_ssa_name_after_update_ssa, dump_repl_tbl,
10942 debug_repl_tbl, dump_names_replaced_by,
10943 debug_names_replaced_by, mark_sym_for_renaming,
10944 mark_set_for_renaming, get_current_def, set_current_def,
10945 get_value_range, dump_value_range, debug_value_range,
10946 dump_all_value_ranges, debug_all_value_ranges,
10947 expr_computes_nonzero, loop_depth_of_name,
10948 unmodifiable_var_p): Declare.
10949 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10951 * tree-into-ssa.c (block_defs_stack): Update comment.
10952 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10953 syms_to_rename, names_to_release, repl_tbl,
10954 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10955 need_to_replace_names_p): New locals.
10956 (NAME_SETS_GROWTH_FACTOR): Define.
10957 (struct repl_map_d): Declare.
10958 (struct mark_def_sites_global_data): Add field
10959 interesting_blocks.
10960 (enum rewrite_mode): Declare.
10961 (REGISTER_DEFS_IN_THIS_STMT): Define.
10962 (compute_global_livein): Use last_basic_block instead of
10964 (set_def_block): Remove last argument. Update all callers.
10965 (prepare_use_operand_for_rename): Remove. Update all callers.
10966 (prepare_def_operand_for_rename): Remove. Update all callers.
10967 (symbol_marked_for_renaming): New.
10968 (is_old_name): New.
10969 (is_new_name): New.
10970 (repl_map_hash): New.
10971 (repl_map_eq): New.
10972 (repl_map_free): New.
10973 (names_replaced_by): New.
10974 (add_to_repl_tbl): New.
10975 (add_new_name_mapping): New.
10976 (mark_def_sites): Assume that all the operands in the
10977 statement are in normal form.
10978 (find_idf): Assert that the block in the stack is valid.
10979 (get_default_def_for): New.
10980 (insert_phi_nodes_for): Add new argument 'update_p'.
10982 If update_p is true, add a new mapping between the LHS of
10983 each new PHI and the name that it replaces.
10984 (insert_phi_nodes_1): Only call find_idf if needed.
10985 (get_reaching_def): Call get_default_def_for.
10986 (rewrite_operand): Remove.
10987 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10988 and REWRITE_THIS_STMT are false.
10989 Assume that all the operands in the statement are in
10991 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10992 (rewrite_virtual_phi_arguments): Remove.
10993 (invalidate_name_tags): Remove.
10994 (register_new_update_single, register_new_update_set,
10995 rewrite_update_init_block, replace_use,
10996 rewrite_update_fini_block, rewrite_update_stmt,
10997 rewrite_update_phi_arguments): New.
10998 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10999 Add arguments 'entry', 'what' and 'blocks'.
11000 Initialize the dominator walker according to 'what' and
11002 Start the dominator walk at 'entry'.
11003 (mark_def_site_blocks): Add argument 'interesting_blocks'.
11004 Use it to configure the dominator walker.
11005 (rewrite_into_ssa): Remove argument 'all'.
11007 (rewrite_all_into_ssa): Remove.
11008 (rewrite_def_def_chains): Remove.
11009 (mark_def_interesting, mark_use_interesting,
11010 prepare_phi_args_for_update, prepare_block_for_update,
11011 prepare_def_site_for, prepare_def_sites,
11012 dump_names_replaced_by, debug_names_replaced_by,
11013 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
11014 delete_update_ssa, create_new_def_for,
11015 register_new_name_mapping, mark_sym_for_renaming,
11016 mark_set_for_renaming, need_ssa_update_p,
11017 name_registered_for_update_p, ssa_names_to_replace,
11018 release_ssa_name_after_update_ssa,
11019 insert_updated_phi_nodes_for, update_ssa): New.
11020 * tree-loop-linear.c (linear_transform_loops): Call
11021 update_ssa instead of rewrite_into_ssa.
11022 * tree-optimize.c (vars_to_rename): Remove.
11024 (init_tree_optimization_passes): Replace
11025 pass_redundant_phi with pass_copy_prop.
11027 Replace pass_ccp with pass_store_ccp.
11028 Add pass_store_copy_prop after pass_store_ccp.
11029 (execute_todo): If the TODO_ flags don't include updating
11030 the SSA form, assert that it does not need to be updated.
11031 Call update_ssa instead of rewrite_into_ssa and
11032 rewrite_def_def_chains.
11033 If TODO_verify_loops is set, call verify_loop_closed_ssa.
11034 (tree_rest_of_compilation):
11035 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
11036 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
11037 TODO_cleanup_cfg): Renumber.
11038 (TODO_verify_loops, TODO_update_ssa,
11039 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
11040 TODO_update_ssa_only_virtuals): Define.
11041 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
11043 * tree-phinodes.c (make_phi_node): Update documentation.
11044 (remove_all_phi_nodes_for): Remove.
11045 (find_phi_node_for): New.
11046 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
11047 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
11048 (interpret_rhs_modify_expr): Likewise.
11049 * tree-sra.c (decide_instantiations): Mark all symbols in
11050 SRA_CANDIDATES for renaming.
11051 (mark_all_v_defs_1): Rename from mark_all_v_defs.
11052 (mark_all_v_defs): New function. Update all users to call it
11053 with the whole list of scalarized statements, not just the
11055 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
11056 (compute_flow_insensitive_aliasing): If the tag is
11057 unmodifiable and the variable isn't or vice-versa, don't
11058 make them alias of each other.
11059 (setup_pointers_and_addressables): If the type tag for
11060 VAR is about to change, mark the old one for renaming.
11061 (add_type_alias): New.
11062 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
11063 (ccp_lattice_t): Rename from latticevalue.
11064 (value): Remove. Update all users.
11065 (const_val): New local variable.
11066 (do_store_ccp): New local variable.
11067 (dump_lattice_value): Handle UNINITIALIZED.
11068 (debug_lattice_value): New.
11069 (get_default_value): Re-write.
11070 (set_lattice_value): Re-write.
11071 (def_to_varying): Remove. Update all users.
11072 (likely_value): Return VARYING for statements that make
11073 stores when STORE_CCP is false.
11074 Return VARYING for any statement other than MODIFY_EXPR,
11075 COND_EXPR and SWITCH_EXPR.
11076 (ccp_initialize): Re-write.
11077 (replace_uses_in, replace_vuse_in, substitute_and_fold):
11078 Move to tree-ssa-propagate.c.
11079 (ccp_lattice_meet): Handle memory stores when
11080 DO_STORE_CCP is true.
11081 (ccp_visit_phi_node): Likewise.
11082 (ccp_fold): Likewise.
11083 (evaluate_stmt): Likewise.
11084 (visit_assignment): Likewise.
11085 (ccp_visit_stmt): Likewise.
11086 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
11089 (pass_ccp): Use it.
11090 (do_ssa_store_ccp): New.
11091 (gate_store_ccp): New.
11092 (pass_store_ccp): Declare.
11093 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
11094 (may_propagate_copy): Reformat.
11095 Don't abort if ORIG is a virtual and DEST isn't.
11096 If NEW does not have alias information but DEST does,
11098 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
11099 copy_prop_kind, which_copy_prop): Declare.
11100 (stmt_may_generate_copy, get_copy_of_val,
11101 get_last_copy_of, set_copy_of_val, dump_copy_of,
11102 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
11103 copy_prop_visit_stmt, copy_prop_visit_phi_node,
11104 init_copy_prop, fini_copy_prop, execute_copy_prop,
11105 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
11106 store_copy_prop): New.
11107 (pass_copy_prop, pass_store_copy_prop): Declare.
11108 * tree-ssa-dom.c (struct opt_stats_d): Add fields
11109 'num_const_prop' and 'num_copy_prop'.
11110 (cprop_operand): Update them.
11111 (dump_dominator_optimization_stats): Dump them.
11112 (tree_ssa_dominator_optimize): Call update_ssa instead of
11114 (loop_depth_of_name): Declare extern.
11115 (simplify_cond_and_lookup_avail_expr): Guard against NULL
11116 values for LOW or HIGH.
11117 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
11118 (record_equivalences_from_stmt): Call expr_computes_nonzero.
11119 (cprop_operand): Only propagate if VAL != OP.
11120 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
11121 statement for renaming.
11122 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
11123 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
11124 add_type_alias if necessary.
11125 Call mark_new_vars_to_rename.
11126 (tree_ssa_iv_optimize): If new symbols need to be renamed,
11127 mark every statement updated, call update_ssa and
11128 rewrite_into_loop_closed_ssa.
11129 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
11130 from LIVEIN if VAR is a virtual.
11131 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
11132 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
11133 (get_call_expr_operands): Reformat statement.
11134 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
11136 * tree-ssa-propagate.c (ssa_prop_init): Initialize
11137 SSA_NAME_VALUE for every name.
11138 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11139 get_value_loaded_by): New.
11140 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
11141 substitute_and_fold): Move from tree-ssa-ccp.c.
11142 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
11143 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11144 get_value_loaded_by, replace_uses_in, substitute_and_fold):
11146 * tree-ssa.c (verify_use): Fix error message.
11147 (propagate_into_addr, replace_immediate_uses, get_eq_name,
11148 check_phi_redundancy, kill_redundant_phi_nodes,
11149 pass_redundant_phi): Remove. Update all users.
11150 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11151 add_type_alias, if necessary.
11152 * tree-vectorizer.h (struct _stmt_vect_info): Update
11153 documentation for field 'memtag'.
11154 * tree-vrp.c: New file.
11155 * tree.def (ASSERT_EXPR): Define.
11156 * tree.h (ASSERT_EXPR_VAR): Define.
11157 (ASSERT_EXPR_COND): Define.
11158 (SSA_NAME_VALUE_RANGE): Define.
11159 (struct tree_ssa_name): Add field 'value_range'.
11160 (PHI_REWRITTEN): Remove.
11161 (struct tree_phi_node): Remove field 'rewritten'.
11162 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
11163 -ftree-store-copy-prop): Document.
11164 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
11165 Document usage of update_ssa.
11167 2005-04-08 David Edelsohn <edelsohn@gnu.org>
11170 * config/rs6000/predicates.md (altivec_register_operand): Accept
11172 (and64_operand): Do not limit CONST_INT to mask64_operand.
11173 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
11174 (and_operand): Do not limit CONST_INT to mask_operand.
11176 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
11178 PR rtl-optimization/20466
11179 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
11180 for overlap of the address of each list member.
11181 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
11183 2005-04-08 Mike Stump <mrs@apple.com>
11185 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
11187 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
11190 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11192 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
11194 * function.c (push_function_context_to): Don't set
11195 contains_functions.
11196 * function.h (function): Remove contains_functions.
11197 (current_function_contains_functions): Remove.
11199 * function.h (function): Remove instrument_entry_exit.
11200 (current_function_instrument_entry_exit): Remove.
11202 * function.h (nonlocal_labels): Remove.
11204 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
11206 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
11207 (check_attr_value, write_attr_get, write_expr_attr_cache,
11208 find_attr, make_internal_attr): Don't reference negative_ok or
11210 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
11211 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
11212 (ATTR_STATIC): Adjust the value.
11214 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
11216 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
11218 * config/s390/tpf.h (ASM_SPEC): Define.
11220 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11222 * tree-flow.h: Remove the prototype for
11223 redirect_immediate_uses.
11224 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
11226 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
11228 * arm.c (arm_const_double_by_parts): New function.
11229 * arm-protos.h (arm_const_double_by_parts): Add prototype.
11230 * arm.md (define_split for 64-bit constants): Add another one.
11232 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
11234 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
11236 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11238 * system.h: Revert last change.
11240 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
11242 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
11243 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
11244 (TARGET_SWITCHES): Delete.
11245 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11246 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
11247 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
11248 * config/xtensa/xtensa.opt: New file.
11250 2005-04-08 Ben Elliston <bje@au.ibm.com>
11252 * config/fp-bit.c: Include L_mul_tf in #endif comment.
11253 * config/fp-bit.h: Tidy comments.
11255 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11257 * system.h: Poison PARAMS.
11259 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
11261 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
11262 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
11263 (TARGET_SWITCHES): Delete.
11264 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
11265 * config/vax/vax.opt: New file.
11267 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
11269 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
11271 2005-04-07 Ian Lance Taylor <ian@airs.com>
11273 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
11275 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
11276 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
11279 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
11281 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
11282 all immediate uses in PHI nodes.
11284 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
11286 * arm.c (arm_const_double_inline_cost): Handle any constant by
11287 using gen_lowpart and gen_highpart_mode.
11288 (note_invalid_constants): All constants in an RTX with a constraint
11289 that permits memory are now pushed to the constant pool.
11290 (output_move_double): Delete code to handle reg to reg and
11291 constant to reg moves.
11292 (const_double_needs_minipool, output_mov_immediate): Delete.
11293 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
11294 CONST_INT and CONST_VECTOR.
11295 * arm.md (ANY64): New mode macro.
11296 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
11297 (movdf_soft_insn): Split reg-reg and const-reg moves.
11298 (split patterns for 64-bit constant and register moves): New.
11299 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
11300 (cirrus_movdf_hard_insn): Likewise.
11301 * fpa.md (movdf_fpa): Likewise.
11302 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
11303 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
11305 (movv2si_internal_2): Likewise.
11306 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
11307 (movdf_vfp): Likewise.
11308 * arm-protos.h (output_mov_immediate): Delete prototype.
11310 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
11313 * simplify-rtx.c (simplify_unary_operation_1): Check
11314 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
11316 2005-04-06 James E Wilson <wilson@specifixinc.com>
11319 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
11322 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11324 * coverage.h (GCOV_TYPE_NODE): Delete.
11325 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
11326 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
11327 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
11328 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
11329 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
11331 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11334 * Makefile.in (gcc.pot): Remove options.c dependency.
11335 * optc-gen.awk: Don't quote help strings with N_().
11337 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
11339 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
11340 the function returns a pointer type.
11342 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
11344 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
11345 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
11346 * doc/invoke.texi: Documnet salias-max-implicit-fields.
11347 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
11348 explicit_uses members.
11349 (get_or_create_used_part_for): Initialize new fields.
11350 (fieldoff_compare): New function.
11351 (create_overlap_variables_for): Count number of fields, use
11352 heuristic to determine whether to create subvars for vars with
11353 only implicit uses.
11354 Sort the field list by offset and avoid creating duplicate SFT's.
11356 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11358 * c.opt (-F): Remove trailing whitespace from help string.
11359 (-finput-charset): Use a tab to separate the switch name and help
11361 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
11362 (-ftree-vectorizer-verbose): Likewise.
11364 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11366 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
11367 a PHI argument where a use occurs instead of all PHI arguments.
11369 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
11371 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
11374 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11376 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
11377 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
11378 config/bfin/bfin.h: Fix comment typos.
11380 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
11382 * doc/install.texi: Update the URL for Jacks.
11383 * doc/sourcebuild.texi: Likewise.
11385 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11388 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
11389 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
11391 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11393 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
11395 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11397 * config/v850/v850-protos.h (override_options): Delete.
11398 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
11399 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
11400 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
11401 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
11402 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
11403 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
11404 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
11405 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
11406 (OVERRIDE_OPTIONS): Delete.
11407 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
11408 (small_memory_info): Remove the value field.
11409 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
11410 TARGET_NO_APP_REGS.
11411 * config/v850/v850.c (small_memory): Remove the value field.
11412 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11413 (override_options): Delete.
11414 (v850_handle_memory_option, v850_handle_option): New functions.
11415 * config/v850/v850.opt: New file.
11417 2005-04-06 Geoffrey Keating <geoffk@apple.com>
11419 * config.host: Add a section for generic hosts, and a subsection
11420 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
11421 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
11422 * config/host-darwin.h: New.
11423 * config/x-darwin: New.
11424 * config/i386/host-i386-darwin.c: New.
11425 * config/i386/x-darwin: New.
11426 * config/rs6000/host-darwin.c: Include host-darwin.h.
11427 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
11428 (darwin_rs6000_gt_pch_use_address): Likewise.
11429 * config/rs6000/x-darwin: Change name of .o built, update
11430 dependencies for changes to rs6000/host-darwin.c.
11432 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11435 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
11437 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
11439 * tree-vect-analyze.c (vect_analyze_loop_form): Call
11440 split_loop_exit_edge instead of loop_split_edge_with.
11442 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
11444 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
11445 UNSPEC_SET_VSCR): New constants, used throughout.
11446 (*andc3_v4sf): New.
11447 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
11449 (altivec_vspltis<VI_char>): ... this pattern, using
11450 a QImode const_int_operand for the immediate.
11451 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
11454 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11457 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
11459 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11461 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
11463 2005-04-06 Ben Elliston <bje@au.ibm.com>
11465 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
11466 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
11467 macros as living in "this file" and not gcc.h.
11469 2005-04-06 Ben Elliston <bje@au.ibm.com>
11471 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11472 -ftree-live_range_split. Perhaps renamed at some point?
11474 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11477 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11478 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11480 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11482 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11483 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11484 (number_of_iterations_special): New function.
11485 (number_of_iterations_exit): Use number_of_iterations_special.
11486 Use simplify_using_outer_evolutions only at -O3.
11487 (number_of_iterations_cond, tree_simplify_using_condition,
11488 simplify_using_initial_conditions, loop_niter_by_eval,
11489 compare_trees, can_count_iv_in_wider_type_bound,
11490 simplify_using_outer_evolutions): Use fold_build.
11492 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11494 * doc/install.texi (Configuration): Document --with-java-home.
11496 2005-04-05 Richard Henderson <rth@redhat.com>
11500 * config/i386/i386.c (print_operand): Handle vector zeros.
11501 (ix86_split_to_parts): Handle CONST_VECTOR.
11502 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11503 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11504 what modes to tie for MMX and SSE registers.
11505 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11506 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11507 to vector modes as well.
11508 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11509 properly as an input mode.
11511 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11513 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11515 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11517 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11519 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11521 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11522 and local functions, set sse_nregs to 8 and float_in_sse.
11523 (function_arg_advance, function_arg): If float_in_sse, pass
11524 SFmode and DFmode arguments in SSE registers.
11525 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11527 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11528 of -funit-at-a-time.
11530 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11532 * config/i386/i386-protos.h (ix86_function_value): Accept two
11533 arguments, like the target macro.
11534 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11535 * config/i386/i386.c (ix86_function_value): Accept the second
11536 argument of the target macro.
11537 (ix86_function_ok_for_sibcall): Pass a function pointer to
11538 ix86_function_value.
11539 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11540 call to ix86_value_regno).
11541 (ix86_value_regno): Add support for returning floating point values
11544 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11546 PR tree-optimization/20076
11547 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11548 that call __builtin_return or __builtin_apply_args.
11550 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11552 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11553 Use immediate use iterator.
11554 (stmt_is_bumper_for_loop): Use immediate use iterator.
11555 * predict.c (strip_builtin_expect): Use update_stmt.
11556 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11557 on all elements of a STATEMENT_LIST.
11558 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11559 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11560 (bsi_replace): Mark stmt as modified and the update it.
11561 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11562 (expand_complex_libcal): Call update_stmt.
11563 (expand_complex_comparison): Call mark_stmt_modified.
11564 (expand_complex_operations_1): Call update_stmt_if_modified.
11565 (expand_vector_operations_1): Call mark_stmt_modified.
11566 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11567 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11568 add_immediate_use, redirect_immediate_use,
11569 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11570 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11571 (mark_new_vars_to_rename): Call update_stmt.
11572 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11573 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11575 (unmodify_stmt): Delete.
11576 (update_stmt): New. Force an update of a stmt.
11577 (update_stmt_if_modified): update a stmt if it is out of date.
11578 (get_stmt_operands): Verify stmt is NOT modified.
11579 (stmt_modified_p): Update comment.
11580 (delink_imm_use): Remove a use node from its immuse list.
11581 (link_imm_use_to_list): Link a use node to a specific list.
11582 (link_imm_use): Link a node to the correct list.
11583 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11584 it in the correct list, if appropriate.
11585 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11586 (relink_imm_use): Link a use node in place of another node in a list.
11587 (relink_imm_use_stmt): LInk a node in place of another node, and set
11589 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11590 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11591 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11592 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11593 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11594 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11595 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11596 (has_zero_uses): New. Return true if there are no uses of a var.
11597 (has_single_use): New. Return true if there is only a single use of a
11599 (single_imm_use): New. Return the simgle immediate use.
11600 (num_imm_uses): New. Return the number of immediate uses.
11601 (get_v_must_def_ops): Use is now a pointer.
11602 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11603 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11605 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11606 (delink_stmt_imm_use): Delink all immuses from a stmt.
11607 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11608 * tree-flow.h (struct dataflow_d): Delete.
11609 (immediate_use_iterator_d): New. Immediate use iterator struct.
11610 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11611 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
11612 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
11614 (struct stmt_ann_d): Remove dataflow_t from struct.
11615 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11616 (if_convertible_phi_p): Use FAST immuse iterator.
11617 (if_convertible_loop_p): Don't call compute_immediate_uses.
11618 (replace_phi_with_cond_modify_expr): Call update_stmt.
11619 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11620 update_stmt_if_modified.
11621 (rewrite_all_into_ssa): Initialize ssa operands.
11622 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11623 compute_immediate_uses.
11624 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11625 ssa_property is available.
11626 (execute_one_pass): Change parameters passed to execute_todo.
11627 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11628 (remove_ssa_form): Call fini_ssa_operands.
11629 (insert_backedge_copies): Delete call to modify_stmt.
11630 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11631 (release_phi_node): Delink any use nodes before releasing.
11632 (resize_phi_node): Relink any use nodes.
11633 (remove_phi_arg_num): Delink the use node.
11634 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11635 (remove_all_phi_nodes_for): Release phi node first.
11636 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11637 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11638 (scalarize_use, scalarize_copy): Call update_stmt.
11639 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11640 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11641 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11642 (ccp_initialize): Remove call to compute_immediate_uses.
11643 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11644 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11646 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11647 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11648 (eliminate_redundant_computations): Call mark_stmt_modified.
11649 (cprop_operand): Call mark_stmt_modified.
11650 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11651 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11652 (dse_optimize_stmt): Use new immuse interface.
11653 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11654 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11655 (substitute_single_use_vars): Use new immuse interface.
11656 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11657 and compute_immediate_uses.
11658 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11660 (rewrite_mem_refs): Call update_stmt.
11661 (determine_lsm): Remove call to compute_imm_uses and free_df.
11662 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11663 (try_unroll_loop_completely): Call update_stmt.
11664 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11665 (rewrite_use_compare): Call update_stmt.
11666 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11667 (rewrite_use) : Call update_stmt.
11668 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11669 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11671 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11672 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11673 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11675 (initialize_vuse_operand): New. Initialize a vuse operand.
11676 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11677 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11678 (finalize_ssa_defs): Use stmt parameter.
11679 (correct_use_link): Ensure a use node is in the correct list, and has
11680 the correct stmt pointer.
11681 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11682 finalize_ssa_v_must_defs): Also initialize use nodes.
11683 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11684 (build_ssa_operands): Seperate parsing from final operand construction.
11685 (parse_ssa_operands): New. Parse entry point for operand building.
11686 (swap_tree_operands): New. Swap 2 tree operands.
11687 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11689 (get_expr_operands): Call swap_tree_operands when needed.
11690 (copy_virtual_operands): Use initialize routines for virtual use ops.
11691 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11692 (verify_abort): New. Issue imm_use error.
11693 (verify_imm_links): New Verify imm_use links for a var.
11694 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11695 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11696 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11697 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11698 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11699 (NULL_USE_OPERAND_P) Define.
11700 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11702 (struct vuse_operand_type): New struct.
11703 (SET_USE): Call set_ssa_use_from_ptr.
11704 (USE_STMT): Define.
11705 (PHI_ARG_INDEX_FROM_USE): Define.
11706 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11707 argument via SET_USE, not PHI_ARG_DEF_TREE.
11708 * tree-ssa-pre.c (eliminate): Call update_stmt.
11709 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11711 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11712 (nearest_common_dominator_of_uses): Use imm_use iterator.
11713 (statement_sink_location): Use imm_use iterator and interface.
11714 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11715 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11716 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11717 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11718 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11719 if new parameter is true.
11720 (init_tree_ssa): Don't initialize operand cache here.
11721 (delete_tree_ssa): Don't destroy operand cache here.
11722 (propagate_into_addr): Pass in a use pointer, return true if anything
11724 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11725 (check_phi_redundancy): Use imm_use iterator.
11726 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11728 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11729 (release_ssa_name): Delink node and all elements in its imm_use list.
11730 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11731 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11732 * tree-vectorizer.c (need_imm_uses_for): Delete.
11733 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11734 * tree.h (struct ssa_imm_use_d): Define.
11735 (SSA_NAME_IMM_USE_NODE): Define.
11736 (struct tree_ssa_name): Add imm_use node.
11738 (PHI_ARG_IMM_USE_NODE): Define.
11739 (struct phi_arg_d): Add imm_use node.
11740 (struct tree_phi_node): Remove struct dataflow_d element.
11741 (TDF_STMTADDR): Define.
11743 2005-04-05 Dale Johannesen <dalej@apple.com>
11745 * doc/invoke.texi (Optimization Options): Remove
11746 duplicate -fcse-follow-jumps. Add -fweb.
11747 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11748 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11750 2005-04-05 Per Bothner <per@bothner.com>
11752 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11753 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11754 (warn_uninit): Get EXPR_LOCUS from context now instead.
11755 This fixes a USE_MAPPED_LOCATION testsuite failure.
11757 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11759 2005-04-05 Per Bothner <per@bothner.com>
11761 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11762 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11763 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11766 2004-04-05 Devang Patel <dpatel@apple.com>
11768 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11769 (lhsr<mode>3): ... new name.
11770 (altivec_vsra<VI_char>): Rename to ..
11771 (ashr<mode>3): ... new name.
11772 * config/rs6000/rs6000.c (builtin_description): Rename shift
11775 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11777 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11778 gen_lowpart_for_combine.
11779 * cse.c (gen_lowpart_if_possible): Move...
11780 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11781 gen_lowpart_SUBREG.
11782 (gen_lowpart_no_emit_general): Use it.
11784 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11786 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11789 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11791 * system.h: Fix typo.
11793 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11795 * config/bfin/bfin-modes.def: New file.
11796 * config/bfin/bfin-protos.h: New file.
11797 * config/bfin/bfin.c: New file.
11798 * config/bfin/bfin.h: New file.
11799 * config/bfin/bfin.md: New file.
11800 * config/bfin/bfin.opt: New file.
11801 * config/bfin/crti.s: New file.
11802 * config/bfin/crtn.s: New file.
11803 * config/bfin/elf.h: New file.
11804 * config/bfin/lib1funcs.asm: New file.
11805 * config/bfin/predicates.md: New file.
11806 * config/bfin/t-bfin: New file.
11807 * config/bfin/t-bfin-elf: New file.
11808 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11809 Document new attributes.
11810 (interrupt, interrupt_handler, saveall): Update documentation for
11812 * doc/install.texi (Specific): Add entry for the Blackfin.
11813 * doc/invoke.texi (Blackfin Options): New section.
11814 * doc/md.texi (Blackfin family): New section to document constraints.
11815 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11817 2005-04-05 Olivier Hainque <hainque@adacore.com>
11819 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11820 match what the system unwinder expects.
11821 * config/mips/mips.c (mips_frame_set): If we're saving the return
11822 address register and the dwarf return address column number differs
11823 from the hard register number, adjust the note reg to refer to the
11826 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11828 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11829 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11830 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11831 (processor_type): New enum.
11832 (mn10300_processor): New variable.
11833 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11834 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11835 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11836 (PROCESSOR_DEFAULT): New macro.
11837 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11838 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11839 (mn10300_handle_option, mn10300_override_options): New functions.
11840 * config/mn10300/mn10300.opt: New file.
11842 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11843 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11845 PR tree-optimization/19903
11846 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11847 that don't fit in their type after conversion.
11849 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11852 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11853 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11854 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11855 flag here. Implement using define_insn_and_split.
11856 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11857 (frndintxf2_mask_pm_i387): New insn patterns.
11858 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11859 Do not set ix86_optimize_mode_switching flag.
11860 (ceilsf2, ceildf2, ceilxf2): Same.
11861 (btruncsf2, btruncdf2, btruncxf2): Same.
11862 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11864 2005-04-05 Ian Lance Taylor <ian@airs.com>
11867 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11868 i386_pe_record_external_function.
11869 (i386_pe_record_external_function): Update declaration.
11870 * config/i386/winnt.c (struct extern_list): Add decl field.
11871 (i386_pe_record_external_function): Add decl parameter.
11872 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11874 * config/i386/i386-protos.h (i386_pe_record_external_function):
11875 Update declaration.
11877 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11879 * config/m68k/m68k-protos.h: Add a prototype for
11880 valid_dbcc_comparison_p_2.
11881 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11882 extend_operator, const_uint32_operand, const_sint32_operand,
11883 general_src_operand, nonimmediate_src_operand,
11884 memory_src_operand, post_inc_operand, pre_dec_operand,
11885 pcrel_address): Move to predicates to predicates.md.
11886 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11887 * config/m68k/m68k.md: Include predicates.md.
11888 * config/m68k/predicates.md: New.
11890 2005-04-04 Roger Sayle <roger@eyesopen.com>
11892 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11894 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11896 2005-04-04 Ian Lance Taylor <ian@airs.com>
11898 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11900 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11901 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11902 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11903 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11904 * c-common.c (c_do_switch_warnings_1): New static function broken
11905 out of c_do_switch_warnings.
11906 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11907 (c_do_switch_expr_warnings): New function.
11908 * c-common.h (c_do_switch_expr_warnings): Declare.
11910 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11911 Daniel Jacobowitz <dan@codesourcery.com>
11913 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11915 * rtlanal.c (may_trap_p): Same.
11917 2005-04-04 Dale Johannesen <dalej@apple.com>
11919 * ChangeLog: remove reference to ChangeLog.12.
11921 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11923 CRIS epilogue as RTL.
11924 * config/cris/cris.md: Change all 0 in unspec 0 to
11926 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11927 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11929 ("return"): Change to define_expand. Call cris_expand_return for
11931 ("*return_expanded"): New pattern.
11932 ("epilogue"): New define_expand.
11933 * config/cris/cris.h (PREDICATE_CODES): Add
11934 cris_load_multiple_op.
11935 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11937 (enum cris_retinsn_type): New.
11938 (struct machine_function): New member return_type.
11939 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11940 (cris_target_asm_function_epilogue): Remove, moving RTLified
11942 (cris_expand_epilogue): New function.
11943 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11944 (cris_gen_movem_load, cris_load_multiple_op)
11945 (cris_return_address_on_stack_for_return, cris_expand_return): New
11947 (cris_target_asm_function_prologue)
11948 (cris_initial_frame_pointer_offset): Call
11949 cris_reg_saved_in_regsave_area instead of complicated expression.
11950 Call cris_return_address_on_stack instead of an expression.
11951 (cris_print_operand) <case 'o', case 'O'>: New cases.
11952 (cris_return_address_on_stack): Change return-type to bool.
11953 (cris_simple_epilogue): Ditto. Return false if registers are
11955 * config/cris/cris-protos.h (cris_simple_epilogue)
11956 (cris_return_address_on_stack): Adjust prototype return type.
11957 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11958 (cris_return_address_on_stack_for_return): New prototypes.
11960 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11962 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11963 gpr_or_int12_operand.
11965 * config/frv/frv-protos.h: Add a prototype to
11966 frv_legitimate_memory_operand and frv_const_unspec_p.
11967 (frv_unspec): Move from frv.c.
11968 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11969 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11970 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11971 gpr_or_fpr_operand, gpr_or_int12_operand,
11972 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11973 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11974 int6_operand, int5_operand, uint5_operand, uint4_operand,
11975 uint1_operand, int_2word_operand, uint16_operand,
11976 upper_int16_operand, integer_register_operand,
11977 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11978 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11979 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11980 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11981 move_destination_operand, movcc_fp_destination_operand,
11982 frv_function_symbol_referenced_p, move_source_operand,
11983 condexec_dest_operand, condexec_source_operand,
11984 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11985 const_unspec_operand, gpr_or_memory_operand,
11986 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11987 icc_operand, fcc_operand, cc_operand, icr_operand,
11988 fcr_operand, cr_operand, call_operand, sibcall_operand,
11989 symbolic_operand, relational_operator,
11990 integer_relational_operator, float_relational_operator,
11991 ccr_eqne_operator, minmax_operator,
11992 condexec_si_binary_operator, condexec_si_media_operator,
11993 condexec_si_divide_operator, condexec_si_unary_operator,
11994 condexec_sf_conv_operator, condexec_sf_add_operator,
11995 condexec_memory_operand, intop_compare_operator, acc_operand,
11996 even_acc_operand, quad_acc_operand, accg_operand: Move to
11998 * config/frv/frv.h (PREDICATE_CODES): Remove.
11999 * config/frv/frv.md: Include predicates.md.
12000 * config/frv/predicates.md: New.
12002 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12005 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
12006 * tree-ssa-loop-ivopts.c: Include langhooks.h.
12007 (add_standard_iv_candidates_for_size): New function, extracting code
12008 from add_standard_iv_candidates and parameterizing it by type size.
12009 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
12011 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12013 * system.h (GCOV_SIZE_TYPE): Unposion.
12014 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
12015 (GCOV_TYPE_SIZE): ...this new macro.
12016 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
12017 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
12018 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
12019 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
12020 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
12021 instead of unsigned_intSI_type_node.
12022 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
12023 (rtl_gen_one_value_profiler_no_edge_manipulation)
12024 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
12025 * value-prof.c: Include coverage.h.
12027 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
12028 Diego Novillo <dnovillo@redhat.com>
12030 Fix PR tree-optimization/20703
12031 Fix PR tree-optimization/20725
12033 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
12034 (create_expression_by_pieces): Ditto.
12035 (valid_in_set): Ditto. Also handle tcc_declaration.
12036 (find_or_generate_expression): Handle comparison class.
12037 (insert_into_preds_of_block): Ditto.
12038 (insert_aux): Ditto.
12039 (create_value_expr_from): Handle comparison class, recursively
12040 handle reference nodes.
12041 (compute_avail): Handle comparison classes, rewrite a little cleaner.
12042 (execute_pre): Fix spacing.
12043 (do_fre): Renamed to execute_fre.
12045 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12047 * doc/invoke.texi (SPARC options): Document that
12048 -mlittle-endian is not supported on Linux either.
12050 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12054 * config.gcc (Obsolete configurations): Remove
12055 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
12056 (sparclite-*-coff*): Delete.
12057 (sparclite-*-elf*): Likewise.
12058 (sparc86x-*-elf*): Likewise.
12059 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
12060 * config/sparc/lite.h: Delete.
12061 * config/sparc/litecoff.h: Likewise.
12062 * config/sparc/liteelf.h: Likewise.
12063 * config/sparc/sp86x-elf.h: Likewise.
12064 * config/sparc/t-sparclite: Likewise.
12065 * config/sparc/t-sp86x: Likewise.
12067 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
12069 * config/s390/s390-protos.h: (s390_comparison,
12070 s390_alc_comparison, s390_slb_comparison, const0_operand,
12071 consttable_operand, larl_operand, s_operand,
12072 shift_count_operand, bras_sym_operand, load_multiple_operation,
12073 store_multiple_operation, s390_plus_operand): Remove prototypes.
12074 (s390_legitimate_address_without_index_p): New prototype.
12075 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
12077 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
12078 const0_operand, consttable_operand, larl_operand, s_operand,
12079 shift_count_operand, bras_sym_operand, load_multiple_operation,
12080 store_multiple_operation, s390_plus_operand): Move to
12082 (check_mode): Remove.
12083 (s390_branch_condition_mask): Remove 'static'. Move prototype to
12085 (s390_legitimate_address_without_index_p): New.
12086 * config/s390/s390.h (PREDICATE_CODES): Remove.
12087 * config/s390/s390.md: Include predicates.md.
12088 * config/s390/predicates.md: New.
12090 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12093 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
12094 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
12095 (NEED_INDICATE_EXEC_STACK): Define to 1.
12096 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
12097 (NEED_INDICATE_EXEC_STACK): Define to 1.
12098 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
12099 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
12100 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
12101 (pic_helper_emitted_p): New global.
12102 (emit_pic_helper): New function extracted from...
12103 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
12104 Do not call emit_pic_helper if delay_pic_helper is true.
12105 (sparc_expand_prologue): Pass 'false' to load_pic_register.
12106 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
12107 (sparc_file_end): New function.
12109 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12111 * config/mcore/mcore-protos.h: Remove the prototypes for
12112 mcore_arith_reg_operand, mcore_general_movsrc_operand,
12113 mcore_general_movdst_operand, mcore_reload_operand,
12114 mcore_arith_J_operand, mcore_arith_K_operand,
12115 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
12116 mcore_arith_K_S_operand, mcore_arith_imm_operand,
12117 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12118 mcore_literal_K_operand, mcore_addsub_operand,
12119 mcore_compare_operand, mcore_load_multiple_operation,
12120 mcore_store_multiple_operation, mcore_call_address_operand.
12121 Add a prototype for const_ok_for_mcore.
12122 * config/mcore/mcore.c (mcore_call_address_operand,
12123 mcore_general_movsrc_operand, mcore_general_movdst_operand,
12124 mcore_arith_reg_operand, mcore_reload_operand,
12125 mcore_arith_J_operand, mcore_arith_K_operand,
12126 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
12127 mcore_arith_M_operand, mcore_arith_imm_operand,
12128 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12129 mcore_literal_K_operand, mcore_addsub_operand,
12130 mcore_compare_operand, mcore_load_multiple_operation,
12131 mcore_store_multiple_operation): Move to predicates.md.
12132 (const_ok_for_mcore): Export.
12133 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
12134 * config/mcore/mcore.md: Include predicates.md.
12135 * config/mcore/predicates.md: New.
12137 * config/mcore/predicates.md: Fix a comment typo.
12139 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
12140 Adrian Straetling <straetling@de.ibm.com>
12142 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
12143 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
12144 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
12146 ("imul"): Removed from "type" attribute.
12147 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
12148 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
12149 Changed type to imulsi.
12150 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
12152 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12154 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
12155 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
12156 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
12157 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
12158 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
12159 (TARGET_SWITCHES, mcore_stack_increment_string)
12160 (TARGET_OPTIONS): Delete.
12161 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
12162 than *_BIT constants.
12163 (TARGET_8ALIGN): #undef old definition before redefining to 1.
12164 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
12165 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
12166 (mcore_override_options): Delete mcore_stack_increment code.
12167 Change use of M340_BIT to MASK_M340.
12168 * config/mcore/mcore.opt: New file.
12170 2005-04-04 Ian Lance Taylor <ian@airs.com>
12172 * config/arm/arm.c (replace_symbols_in_block): Remove static
12175 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12177 * config/fr30/fr30-protos.h: Remove the prototypes for
12178 stack_add_operand, add_immediate_operand,
12179 high_register_operand, low_register_operand, call_operand,
12180 di_operand, and nonimmediate_di_operand.
12181 * config/fr30/fr30.c (stack_add_operand,
12182 add_immediate_operand, high_register_operand,
12183 low_register_operand, call_operand, di_operand,
12184 nonimmediate_di_operand): Move to predicates.md.
12185 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
12186 * config/fr30/fr30.md: Include predicates.md.
12187 * config/fr30/predicates.md: New.
12189 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
12190 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
12191 mcore_call_address_operand.
12193 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
12194 general_movsrc_operand.
12196 2005-04-04 Alan Modra <amodra@bigpond.net.au>
12198 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
12201 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
12204 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
12207 2005-04-04 Richard Henderson <rth@redhat.com>
12208 Jakub Jelinek <jakub@redhat.com>
12210 PR rtl-optimization/16104
12211 * fold-const.c (fold_unary): Fix folding of vector conversions.
12213 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12215 * config.gcc (xstormy16-*-elf): Set extra_options.
12216 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
12217 * config/stormy16/stormy16.opt: New file.
12219 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12221 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
12222 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
12223 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
12224 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
12225 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
12226 (TARGET_UNIX_ASM): Delete.
12227 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
12228 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
12229 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
12230 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12231 * config/pdp11/pdp11.opt: New file.
12233 2005-04-03 Roger Sayle <roger@eyesopen.com>
12234 Alexandre Oliva <aoliva@redhat.com>
12237 * fold-const.c (non_lvalue): Split tests into...
12238 (maybe_lvalue_p): New function.
12239 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
12240 C++ front-end prior to lowering into gimple form.
12242 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12244 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
12245 BUILT_IN_STRNCASECMP): New.
12246 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
12249 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
12252 * arm.md (addsi3_compare0_for_combiner): Delete.
12253 (addsi3_compare0_scratch_for_combiner): Delete.
12254 (cmpsi_neg_shiftsi): Delete.
12255 (compare_negsi_si): New pattern.
12256 (cmpsi_negshiftsi_si): New pattern.
12257 (negated_cbranchsi4): Restrict to equality_operator.
12259 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
12262 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12264 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
12267 * doc/install.texi: Fix a typo.
12269 2005-04-03 Steven Bosscher <stevenb@suse.de>
12271 PR middle-end/20648
12272 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
12273 a computed goto if the edge to the computed goto block has
12274 incoming abnormal edges. Clarify how the function works.
12276 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
12278 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
12279 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
12280 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
12281 hash_scan_set, reg_set_between_after_reload_p,
12282 reg_used_between_after_reload_p, get_avail_load_store_reg,
12283 eliminate_partially_redundant_load): Likewise.
12284 * postreload.c (reload_cse_simplify_set,
12285 reload_combine_note_use): Likewise.
12286 * predict.c (predict_insn, expected_value_to_br_prob,
12287 propagate_freq, expensive_function_p): Likewise.
12288 * print-rtl.c (print_rtx): Likewise.
12289 * profile.c (instrument_edges, instrument_values,
12290 compute_branch_probabilities, branch_prob, union_groups,
12291 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
12292 * protoize.c (in_system_include_dir, file_could_be_converted,
12293 file_normally_convertible, gen_aux_info_file, seek_to_line,
12294 do_cleaning): Likewise.
12295 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
12296 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
12297 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
12299 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12301 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
12302 * modulo-sched.c (undo_replace_buff_elem): New structure.
12303 (kernel_number_of_cycles, ps_unschedule_node,
12304 undo_generate_reg_moves,free_undo_replace_buff,
12305 undo_permute_partial_schedule, loop_single_full_bb_p,
12306 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
12307 build_loops_structure, get_sched_window): New.
12308 (generate_reg_moves): Return undo_replace_buff_elem and other
12310 (generate_prolog_epilog): Remove old loop versioning.
12311 (sms_schedule): Use loop information and loop_version.
12312 (sms_schedule_by_order): Split part of it to get_sched_window.
12313 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
12314 cfg_layout_finalize and free_dominance_info before/after SMS.
12316 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12318 * cfghooks.c (lv_flush_pending_stmts,
12319 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
12320 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
12321 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
12322 lv_add_condition_to_bb,
12323 lv_adjust_loop_header_phi, extract_cond_bb_edges,
12324 flush_pending_stmts): New in cfg_hooks structure.
12325 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
12326 extract_cond_bb_edges, lv_adjust_loop_header_phi,
12327 lv_add_condition_to_bb): New declarations.
12328 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
12330 (loop_version): Declare.
12331 * cfgloopmanip.c (cfghooks.h): Include.
12332 (duplicate_loop_to_header_edge): Change return type to bool.
12333 (loop_version, lv_adjust_loop_entry_edge): Move here.
12334 * cfgrtl.c (cfgloop.h): Include.
12335 (rtl_verify_flow_info_1): Fix.
12336 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
12337 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
12339 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
12340 tree_lv_add_condition_to_bb): New.
12341 (tree_cfg_hooks): Add new hooks to initialization.
12342 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
12343 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
12345 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12347 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
12348 xstormy16_below100_or_register,
12349 xstormy16_splittable_below100_or_register, and
12350 nonimmediate_nonstack_operand.
12352 * config/stormy16/stormy16-protos.h: Remove the prototypes for
12353 xstormy16_ineqsi_operator, equality_operator,
12354 inequality_operator, shift_operator,
12355 xstormy16_below100_operand, xstormy16_below100_or_register,
12356 xstormy16_splittable_below100_or_register,
12357 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
12358 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
12359 equality_operator, inequality_operator,
12360 xstormy16_below100_operand, xstormy16_below100_or_register,
12361 xstormy16_splittable_below100_or_register,
12362 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
12363 nonimmediate_nonstack_operand, shift_operator): Move to
12365 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
12366 * config/stormy16/stormy16.md: Include predicates.md.
12367 * config/stormy16/predicates.md: New.
12369 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12371 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
12372 small_int, large_int, reg_or_0_operand, simple_memory_operand,
12373 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
12374 move_operand, power_of_2_operand): Move to predicates.md.
12375 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
12376 PREDICATE_CODE): Remove.
12377 * config/iq2000/iq2000.md: Include predicates.md.
12378 * config/iq2000/predicates.md: New.
12380 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
12382 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
12383 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
12384 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
12385 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
12386 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
12387 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
12388 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
12389 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12390 (TARGET_M68HC11): Delete.
12391 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
12392 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
12393 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
12394 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12395 (nb_soft_regs): Delete.
12396 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
12397 (m68hc11_override_options): Remove the code that caters for MASK_M6811
12398 and MASK_M6812 being set simultaneously. Change the code that sets
12399 the default m68hc11_soft_reg_count to use integers instead of strings.
12400 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
12401 m68hc11_soft_reg_count (which now has an int type) as the number
12403 * config/m68hc11/m68hc11.opt: New file.
12405 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12407 * config/fr30/fr30.h (PREDICATE_CODES): Remove
12408 fp_displacement_operand, sp_displacement_operand.
12410 * config/m68hc11/m68hc11-protos.h: Add a prototype for
12412 Remove the prototypes for tst_operand, cmp_operand,
12413 stack_register_operand, d_register_operand,
12414 hard_addr_reg_operand, splitable_operand,
12415 m68hc11_logical_operator, m68hc11_arith_operator,
12416 m68hc11_non_shift_operator, m68hc11_shift_operator,
12417 m68hc11_unary_operator, m68hc11_eq_compare_operator,
12418 non_push_operand, hard_reg_operand, and
12419 reg_or_some_mem_operand.
12420 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
12422 (tst_operand, cmp_operand, non_push_operand,
12423 splitable_operand, reg_or_some_mem_operand,
12424 stack_register_operand, d_register_operand,
12425 hard_addr_reg_operand, hard_reg_operand,
12426 m68hc11_eq_compare_operator, m68hc11_logical_operator,
12427 m68hc11_arith_operator, m68hc11_non_shift_operator,
12428 m68hc11_shift_operator, m68hc11_unary_operator): Move to
12430 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
12431 * config/m68hc11/m68hc11.md: Include predicates.md.
12432 * config/m68hc11/predicates.md: New.
12434 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12437 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
12438 change checked in along with 2005-03-03's patch for debug/20253.
12439 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
12440 (remap_decl): Insert type decl in map earlier.
12442 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12444 PR tree-optimization/20640
12445 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
12446 post-dominator if it has phi nodes.
12447 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
12448 before dead statements.
12450 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12452 PR middle-end/20491
12453 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
12455 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12457 PR rtl-optimization/20290
12458 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
12459 in every iteration if the entry point is the exit test.
12461 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
12463 * config/cris/cris.md (attribute "length"): Define.
12465 2005-04-02 Geoffrey Keating <geoffk@apple.com>
12467 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
12468 (word_offset_memref_operand): New.
12469 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
12470 (indexed_or_indirect_operand): Delete.
12471 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12472 (indexed_or_indirect_operand): Delete.
12474 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12477 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12480 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12481 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12483 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12485 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12487 2005-04-01 Ian Lance Taylor <ian@airs.com>
12489 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12490 (rus, prus): Remove static variables.
12491 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12492 (process_command): Permit report_times and use_pipes together.
12494 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12496 * c-decl.c (validate_proto_after_old_defn): Look at
12497 TYPE_MAIN_VARIANT of argument types.
12499 2005-04-01 Paul Brook <paul@codesourcery.com>
12501 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12502 (arm_output_function_epilogue): Allow call_via_SP.
12503 (thumb_call_via_reg, arm_file_end): Ditto.
12504 * config/arm/arm.h (struct machine_function): Include space for SP.
12505 (thumb_call_via_label): Update declaration.
12507 2005-04-01 Ian Lance Taylor <ian@airs.com>
12509 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12510 doing a peephole optimization, once again put any notes in the
12513 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12515 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12517 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12519 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12520 (block_alloc, find_free_reg): Likewise.
12521 * loop-doloop.c (doloop_modify): Likewise.
12522 * loop-invariant.c (record_use): Likewise.
12523 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12524 get_iv_value, canon_condition, eliminate_implied_condition,
12525 eliminate_implied_condition, simplify_using_initial_values,
12526 shorten_into_mode, canonicalize_iv_subregs,
12527 iv_number_of_iterations): Likewise.
12528 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12529 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12530 unswitch_loop): Likewise.
12531 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12532 move_movables, replace_call_address, find_and_verify_loops,
12533 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12534 record_giv, final_giv_value, general_induction_var,
12535 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12536 loop_giv_dump): Likewise.
12538 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12539 GCOV_CHECK_WRITING): Remove.
12540 (gcov_position, gcov_rewrite): Use gcc_assert.
12541 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12542 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12543 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12546 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12548 * tree-inline.c: Fix a typo.
12550 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12552 * configure.ac (enable-checking): Explicitly set all variables for
12553 collective switch values. Alphabetize variables. Rename
12554 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12556 * doc/install.texi (enable-checking): Update documentation.
12557 * configure: Rebuilt.
12559 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12561 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12564 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12566 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12567 Also reject cases where this pattern will cause load delay stalls
12568 unless optimizing for size and it will produce a shorter sequence.
12569 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12570 variants to avoid pre-adjusting the base when possible.
12572 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12574 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12575 the frame and argument pointers.
12576 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12577 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12578 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12579 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12580 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12581 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12583 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12585 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12586 with entry for selectany attribute.
12587 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12589 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12590 (i386_pe_asm_named_section): Handle sections generated by
12591 selectany attribute.
12592 * doc/extend.texi (selectany): Document attribute.
12594 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12595 Jan Hubicka <jh@suse.cz>
12597 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12598 to fix addresses involving EBP and ESP.
12599 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12600 for SUBREGed registers.
12601 (legitimate_address_p): Accept SUBREGed registers.
12603 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12606 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12607 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12610 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12612 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
12614 2005-04-01 James E Wilson <wilson@specifixinc.com>
12617 * dwarf2out.c (rtl_for_decl_init): New function.
12618 (rtl_for_decl_location): Extracted from here.
12619 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12620 add_const_value_attribute. Delete initializer_constant_valid_p call.
12622 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12624 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12625 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12626 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12627 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12628 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12629 config/i386/i386.md, config/rs6000/predicates.md,
12630 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12631 config/s390/s390.c, config/stormy16/stormy16.c,
12632 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12635 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12638 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12639 COND_EXPR and CALL_EXPR.
12641 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12644 * genautomata.c (first_cycle_unit_presence): Check all alternative
12645 states for unit presence.
12647 * doc/md.texi: Remove remark about impossibility to query unit
12648 presence in non nondeterministic automaton state.
12650 * config/ia64/ia64.c (get_template): Change order of unit querying.
12652 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12654 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12657 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12659 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12660 flag for edges outside any loops.
12662 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12664 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12666 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12668 * tree-ssa-alias.c: Follow spelling conventions.
12669 * doc/tree-ssa.texi: Fix a typo.
12671 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12673 * postreload-gcse.c: Include target.h.
12674 (gcse_after_reload_main): Return early if we cannot modify jumps.
12675 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12677 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12679 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12680 expensive operations.
12682 2005-03-31 Ian Lance Taylor <ian@airs.com>
12684 * collect2.c (lderrout): New variable.
12685 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12686 if it is set, to stderr.
12687 (handler): Unlink lderrout if it is set.
12688 (dump_file): Add "to" parameter. Change all callers.
12689 (main): Initialize lderrout.
12690 (collect_execute): Add errname parameter. Change all callers.
12691 Rename redir parameter to outname. Never pass
12692 PEX_STDERR_TO_STDOUT to pex_run.
12693 * collect2.h (collect_execute, dump_file): Update declarations.
12694 * tlink.c (tlink_execute): Add errname parameter. Change all
12696 (do_tlink): Check lderrout as well as ldout.
12698 2005-03-31 Caroline Tice <ctice@apple.com>
12700 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12701 (bb-reorder.o): Add errors.h to list of requirements.
12702 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12703 profiledbootstrap flags.
12704 * bb-reorder.c (errors.h): Add new include.
12705 (struct bbro_basic_block_data_def): Add new field, in_trace.
12706 (add_unlikely_executed_notes): Remove function.
12707 (mark_bb_for_unlikely_executed_section): Remove function.
12708 (insert_section_boundary_note): New function.
12709 (verify_hot_cold_block_grouping): New function.
12710 (push_to_next_round_p): Remove variables and tests that push all
12711 cold blocks to last round.
12712 (find_traces): Remove code that added extra round of trace finding
12713 when doing partitioning.
12714 (find_traces_1_round) : Remove variable last_round; add code to
12715 update new struct field, in_trace; correct trace_length where it was
12716 incorrect before (after call to copy_bb); change code that pushed all
12717 cold blocks to last round. Instead verify that all blocks going into
12718 a trace belong in the same partition.
12719 (connect_traces): Modify to connect the traces in two passes, if the
12720 function contains both hot and cold blocks. The first pass connects
12721 all the traces for blocks in the partition that the first block in
12722 the function belongs to; the second pass connnects all the traces
12723 containing blocks that belong in the other partition.
12724 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12725 code that automatically put the first block in a function into the
12726 hot partition if the function had any hot blocks.
12727 (fix_crossing_unconditional_branches): Check number of succ edges
12728 before attempting to get one.
12729 (fix_edges_for_rarely_executed_code): Update comment describing
12731 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12732 remove call to add_unlikely_executed_notes; add call to
12733 verify_hot_cold_block_grouping.
12734 (duplicate_computed_gotos): Don't change computed goto if it's a
12736 (partition_hot_cold_basic_blocks): Update function comment.
12737 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12739 (try_forward_edges): Likewise.
12740 (merge_blocks_move_predecessor_nojumps): Likewise.
12741 (merge_blocks_move_successor_nojumps): Likewise.
12742 (merge_blocks_move): Likewise.
12743 (try_crossjump_bb): Likewise.
12744 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12745 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12746 notes to cold bb's; remove call to update_unlikely_executed_notes.
12747 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12748 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12749 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12750 function declaration.
12751 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12752 from consideration.
12753 (rtl_can_merge_blocks): Remove redundancy from condition.
12754 (try_redirect_by_replacing_jump): Likewise.
12755 (force_nonfallthru_and_redirect): Remove code for adding
12756 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12757 (commit_one_edge_insertion): Likewise.
12758 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12759 * dbxout.c (FORCE_TEXT): Replace function_section with
12760 current_function_section.
12761 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12762 function, switch_text_section.
12763 (struct xcoff_debug): Likewise.
12764 (dbxout_function_end): Add code to put out label diffs for both
12765 hot and cold sections.
12766 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12767 for new debug_hooks funciton, switch_text_section..
12768 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12769 switch_text_section.
12770 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12771 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12772 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12773 dw_fde_switched_sections.
12774 (output_call_frame_info): Add test to see if function switches text
12775 sections in the middle; if so, use appropriate extra hot and cold
12776 section labels to compute size deltas for the hot and cold sections.
12777 (dwarf2out_begin_prologue): Add code to initialize new fields in
12779 (dwarf2out_switch_text_section): New function (invoked through
12780 debug_hook); updates new fields in dw_fde_struct appropriately and
12781 increments separate_line_info_table_in_use.
12782 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12783 dwarf2out_switch_text_section.
12784 (struct var_loc_node): Add new field, section_label.
12785 (output_aranges): Add code to check whether in hot or cold section and
12786 use the appropriate label in calculating deltas.
12787 (output_ranges): Likewise.
12788 (output_line_info): Add code to check which section we're in and
12789 use appropriate hot/cold label.
12790 (add_location_or_constant_value_attribute): Likewise.
12791 (gen_subprogam_die): Modify arange attributes to use correct labels.
12792 (dwarf2out_begin_block): Change call to function_section into call to
12793 current_function_section.
12794 (dwarf2out_end_block): Likewise.
12795 (dwarf2out_source_line): Likewise.
12796 (dwarf2out_var_location): Add code to check whether in hot or cold
12797 section and use the appropriate label.
12798 * except.c (output_function_exception_table): Change call to
12799 function_section into call to current_function_section.
12800 * final.c (profile_function): Likewise.
12801 (scan_ahead_for_unlikely_executed_note): Remove function.
12802 (final_scan_insn): Remove calls to
12803 scan_ahead_for_unlikely_executed_note, and related code for switching
12804 to cold section, except for the single time
12805 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12806 debug_hooks->switch_text_sections; replace appropriate calls to
12807 function_section with calls to current_function_section.
12808 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12809 test_bb to condition.
12810 (find_if_case_2): Likewise.
12811 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12812 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12813 * opts.c (decode_options): Change warning about hot/cold partitioning
12814 with exceptionss to inform (so as not to cause bootstrap failures);
12815 remove warning about partitioning with DWARF debug info.
12816 * output.h (current_function_section): Add new function decl.
12817 (insert_section_boundary_note): Likewise.
12818 (enum in_section): Move this declaration here from varasm.c.
12819 (unlikely_section_label): Likewise.
12820 (unlikely_text_section_name): Likewise.
12821 (last_text_section_name): New global variable.
12822 (last_text_section): Likewise.
12823 (hot_section_label): Likewise.
12824 (hot_section_end_label): Likewise.
12825 (cold_section_end_label): Likewise.
12826 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12827 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12828 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12829 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12830 insn from consideration.
12831 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12832 switch_text_section.
12833 * varasm.c (basic-block.h): Add new include.
12834 (unlikely_section_label_printed): Remove global variable.
12835 (unlikely_section_label): Make global variable not be static any more.
12836 (unlikely_text_section_name): Likewise.
12837 (hot_section_end_label): New global variable (not static)
12838 (first_function_block_is_cold): Likewise.
12839 (hot_section_label): Likewise.
12840 (cold_section_end_label): Likewise..
12841 (last_text_section): New global variable, not static.
12842 (last_text_section_name): New global variable, not static.
12843 (initialize_cold_section_name): New function.
12844 (enum in_section): Move declaration to output.h.
12845 (text_section): Update last_text_section.
12846 (unlikely_text_section): Replace code to determine cold section name
12847 with call to initialize_cold_section_name; Add code to update
12848 last_text_section; remove code for printing out label.
12849 (named_section_real): Add code to update last_text_section and
12850 last_text_section_name as appropriate.
12851 (function_section): Change test for 'unlikely' to depend on
12852 first_function_block_is_cold (moved old test to
12853 current_function_section).
12854 (current_function_section): New function.
12855 (assemble_start_function): Move code that frees
12856 unlikely_text_section_name; initialize hot_section_end_label;
12857 print hot and cold section labels at the start of the function;
12858 set first_function_block_is_cold, if appropriate; initialize l
12859 ast_text_section; add call to insert_section_boundary_note.
12860 (assemble_end_function): Add code to write out hot and cold section
12862 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12863 switch_text_section.
12864 * config/darwin.c (machopic_select_section): Replace incorrect
12865 function in base_funs; update reloc for cold sections if necessary.
12866 * config/darwin.h (SECTION_FUNCTION): Add code to update
12867 last_text_section if appropriate.
12868 (text_unlikely_section): Remove.
12869 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12870 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12871 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12872 partitioning for this architecture.
12874 2005-03-31 Olivier Hainque <hainque@adacore.com>
12876 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12877 defined and non-zero.
12879 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12882 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12885 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12888 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12889 label operand. Remove (use (unspec..)). Don't emit a label on
12891 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12892 generate inline label for load_toc_v4_PIC_1b.
12893 (rs6000_emit_load_toc_table): Likewise.
12895 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12897 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12898 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12900 2005-03-29 Devang Patel <dpatel@apple.com>
12902 * tree-sra.c (decide_block_copy): Disable scalarization of
12905 2005-03-30 Stuart Hastings <stuart@apple.com>
12906 Dale Johannesen <dalej@apple.com>
12908 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12909 * print-tree.c (print_node): Add case STATEMENT_LIST.
12911 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12913 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12914 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12915 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12916 is given with "powerpc64*" or "all", or when --with-cpu chooses
12919 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12922 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12923 gen_lexical_block_die.
12924 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12926 2005-03-31 Jan Hubicka <jh@suse.cz>
12928 2004-11-02 Jan Hubicka <jh@suse.cz>
12930 * cgraph.c (cgraph_varpool_node_name): New function.
12931 (dump_cgraph_varpool_node): New function.
12932 (dump_varpool): New function.
12933 * cgraphunit.c (cgraph_optimize): Dump varpool.
12935 2004-10-16 Jan Hubicka <jh@suse.cz>
12937 * cgraph.c (decide_is_variable_needed): New function.
12938 (cgraph_varpool_finalize_decl): Use it.
12939 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12941 * final.c (output_addr_const): Do not call mark_referenced.
12942 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12943 always go via cgraph.
12944 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12945 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12946 * tree-optimize.c (execute_inline): Mark functions called.
12947 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12949 2004-10-11 Jan Hubicka <jh@suse.cz>
12951 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12952 (cgraph_varpool_last_needed_node): New static variable.
12953 (enqueue_needed_varpool_node): Break out from ...; add items to the
12954 end of queue; update first pointers.
12955 (cgraph_varpool_mark_needed_node): ... here.
12956 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12957 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12958 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12959 (cgraph_varpool_first_unanalyzed_node): Declare.
12960 * cgraphunit.c: Include output.h.
12961 (cgraph_varpool_analyze_pending_decls): New function.
12962 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12963 for errors, analyze pending decls.
12964 (cgraph_finalize_compilation_unit): Only analyze decls.
12965 (cgraph_optimize): Assemble the decls after expanding.
12967 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12969 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12970 subvars get marked properly in tags for grouping.
12971 (add_pointed_to_var): Mark only actual pointed to
12972 variables/subvars in addresses needed.
12973 (create_overlap_variables_for): Clear call clobbered on original
12975 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12976 addresable vars with subvars into list.
12977 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12980 2005-03-30 Richard Henderson <rth@redhat.com>
12982 * cgraph.h (struct cgraph_node): Add alias.
12983 * varasm.c (assemble_alias): Set it.
12984 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12985 avoid calling cgraph_expand_function.
12987 2005-03-30 Tom Tromey <tromey@redhat.com>
12989 * tree.def (FILE_TYPE): Removed.
12990 * typeclass.h (enum type_class): Removed file_type_class.
12991 * dwarf2out.c (is_base_type): Updated.
12992 (gen_type_die): Likewise.
12993 * dbxout.c (dbxout_type): Updated.
12994 * builtins.c (type_to_class): Updated.
12995 * tree.c (type_contains_placeholder_1): Updated.
12996 * config/sparc/sparc.c (sparc_type_code): Updated.
12997 * config/ia64/ia64.c (hfa_element_mode): Updated.
12998 * expr.c (count_type_elements): Updated.
12999 * stor-layout.c (layout_type): Updated.
13000 * tree-inline.c (remap_type): Updated.
13001 * tree-pretty-print.c (dump_generic_node): Updated.
13003 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
13005 * builtins.c (expand_builtin_powi): Fix mode of
13006 2nd argument to match int.
13007 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
13008 2nd argument type to int.
13009 * libgcc2.c: Change prototype of __powi* functions to use
13012 2005-03-30 Dale Johannesen <dalej@apple.com>
13014 PR middle-end/19225
13015 * calls.c (expand_call): Flush pending deferrals before
13018 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13022 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
13023 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
13024 c_label_context, label_context_stack): New.
13025 * c-decl.c (define_label): Check for jumps into statement
13026 expressions. Add label to list of defined labels.
13027 (start_function): Push context on label_context_stack.
13028 (finish_function): Pop context from label_context_stack.
13029 * c-typeck.c (label_context_stack): New.
13030 (c_finish_goto_label): Check for jumps into statement
13031 expressions. Add label to list of jumped to labels.
13032 (struct c_switch): Add blocked_stmt_expr.
13033 (c_start_case): Initialize it.
13034 (do_case): Check it.
13035 (c_finish_case): Verify !blocked_stmt_expr.
13036 (c_begin_stmt_expr): Push context on label_context_stack.
13037 Increment blocked_stmt_expr. Mark labels jumped to from outside
13039 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
13040 defined in the statement expression and no longer jumpable to.
13041 Mark labels jumped to from just outside the statement expression
13042 as again definable. Pop context from label_context_stack.
13043 * doc/extend.texi (Statement Exprs): Update.
13045 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13048 * c-decl.c (start_function): Check for old_decl being
13051 2005-03-30 Ian Lance Taylor <ian@airs.com>
13053 * final.c (final): Remove prescan parameter. Change all callers.
13054 (final_scan_insn): Remove prescan parameter. Change all callers.
13056 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
13058 * tree-vectorizer.c: Fix comment typos.
13060 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
13062 * tree-scalar-evolution.c (instantiate_parameters_1): Return
13063 as soon as a chrec_dont_know is detected.
13065 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
13067 Merge from csl-arm-branch.
13068 2004-02-12 Mark Mitchell <mark@codesourcery.com>
13070 * tlink.c (recompile_files): Do not assume that "rename" can
13071 overwrite an existing file.
13073 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
13075 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
13076 * gcc/configure: Regenerate.
13078 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13080 * doc/install.texi: Update binutils requirement for powerpc*-linux.
13082 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
13084 * calls.c (struct arg_data): Update "partial" comment.
13085 (load_register_parameters): Update "nregs" comment.
13087 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13089 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
13090 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
13091 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
13092 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
13093 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
13094 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
13095 than target_flags & 0.
13096 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
13097 (iq2000_arch, iq2000_parse_cpu): Delete.
13098 (TARGET_HANDLE_OPTION): Override default.
13099 (iq2000_handle_option): New function.
13100 (override_options): Remove -march= and -mcpu= handling.
13101 * config/iq2000/iq2000.opt: New file.
13103 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13105 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
13106 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
13107 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
13108 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
13109 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
13110 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
13111 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
13112 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
13113 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
13114 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
13115 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
13116 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
13117 (c4x_rpts_cycles_string, c4x_cpu_version_string)
13118 (TARGET_OPTIONS): Delete.
13119 (c4x_rpts_cycles, c4x_cpu_version): Declare.
13120 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
13121 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
13122 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
13123 (c4x_cpu_version_string): Delete.
13124 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13125 (c4x_handle_option): New function. Map -m3x and -m4x options to the
13126 equivalent -mcpu= option.
13127 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
13128 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
13129 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
13130 or clearing the appropriate MASK_* bit.
13131 (c4x_file_start): Use c4x_cpu_version.
13132 * config/c4x/c4x.opt: New file.
13134 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13136 * doc/options.texi: Document the new MaskExists flag.
13137 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
13138 if the option has the MaskExists flag.
13140 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13142 * opt-functions.awk (flag_set_p, test_flag): New functions.
13143 (switch_flags): Use them.
13144 * opth-gen.awk: Use flag_set_p to check for flags.
13145 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
13147 2005-03-30 Ian Lance Taylor <ian@airs.com>
13149 * config.host (i[34567]86-*-mingw32*): Don't set
13150 host_can_use_collect2 to no.
13152 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13155 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
13156 Remove convert_memory_address call duplicating that in memory_address.
13158 2005-03-29 Richard Henderson <rth@redhat.com>
13161 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
13162 (build_compound_literal): Likewise. Propagate decl type into the
13164 (finish_decl): Likewise. Use new return value from complete_array_type
13165 for zero sized arrays.
13166 (complete_array_type): Move ...
13167 * c-common.c (complete_array_type): ... here. Change first argument
13168 to pointer-to-type-node. Consistently use sizetype for the index
13169 except for zero sized arrays. Detect zero sized arrays for pedantic
13170 mode diagnostics. Create a new type node instead of modifying the
13172 * c-tree.h (complete_array_type): Move decl ...
13173 * c-common.h (complete_array_type): ... here.
13175 2005-03-29 Richard Henderson <rth@redhat.com>
13178 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
13180 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
13182 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
13183 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
13184 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
13185 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
13187 2005-03-29 Eric Christopher <echristo@redhat.com>
13189 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
13190 truthvalue conversion removal.
13192 2005-03-29 Ian Lance Taylor <ian@airs.com>
13195 * collect2.c: Never include <vfork.h>.
13196 (VFORK_STRING, vfork): Don't define.
13197 (pid): Remove global variable.
13198 (handler): Call raise instead of kill (getpid(), ...).
13199 (collect_wait): Add pex parameter. Change all callers. Use
13200 pex_get_status rather than pwait.
13201 (do_wait): Add pex parameter. Change all callers.
13202 (collect_execute): Return struct pex_obj * rather than void. Use
13203 pex routines rather than pexecute.
13204 (fork_execute): Get pex_obj from collect_execute, and pass it to
13206 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
13207 Only declare quit_handler if SIGQUIT is defined.
13208 (scan_libraries): Likewise.
13209 * collect2.h (collect_execute): Update declaration.
13210 (collect_wait): Update declaration.
13211 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
13212 pass it to collect_wait.
13214 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
13217 * c-parser.c (c_parser_compound_statement_nostart): Give error
13218 message for EOF instead of just setting parser->error.
13220 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
13222 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
13223 (slpeel_update_phi_nodes_for_guard1): New function.
13224 (slpeel_update_phi_nodes_for_guard2): New function.
13225 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
13226 of slpeel_update_phi_nodes_for_guard.
13227 (vectorize_loops): Remove call to loop_closed_rewrite.
13228 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
13231 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
13233 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
13234 (TARGET_LITTLE_ENDIAN): New macro.
13235 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
13236 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
13237 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
13238 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
13239 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
13240 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
13241 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
13242 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
13243 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
13244 (TARGET_OPTIONS): Delete.
13245 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
13246 (CACHE_FLUSH_TRAP): Turn into an integer.
13247 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
13248 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
13249 -mflush-trap is in use.
13250 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
13251 (m32r_cache_flush_trap_string): Delete.
13252 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
13253 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
13254 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
13255 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13256 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
13257 -mmodel= and -msdata= handling from...
13258 (m32r_init): ...here.
13259 * config/m32r/m32r.opt: New file.
13261 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
13263 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
13264 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
13265 * tree-vect-analyze.c (vect_object_analysis): additional parm
13266 pass back a "struct ptr_info_def *" with the points-to info.
13267 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
13268 statement using info returned from vect_object_analysis.
13269 * tree-vect-transform.c (update_vuses_to_preheader): New function.
13270 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
13271 for virtual uses and defs when creating a replacement vector
13272 reference. Call duplicate_ssa_name_ptr_info to define points-to
13273 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
13274 (vectorizable_store): copy_virtual_operands and update
13275 definition statements.
13276 (vectorizable_load): copy_virtual_operands. Remove call to
13277 mark_call_clobbered_vars_to_rename for call to "const" builtin.
13278 * tree-vectorizer.c (vectorize_loops): Remove calls to
13279 rewrite_into_ssa and bitmap_clear (vars_to_rename).
13280 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
13281 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
13282 define macro STMT_VINFO_PTR_INFO for use in accessing.
13283 * tree.h add export of duplicate_ssa_name_ptr_info.
13284 * rs6000.c (altivec_init_builtins): Declare builtin function
13285 __builtin_altivec_mask_for_load to be "const".
13287 2005-03-29 Jakub Jelinek <jakub@redhat.com>
13289 PR middle-end/20622
13290 * cgraph.h (struct cgraph_varpool_node): Add alias field.
13291 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
13292 assemble_variable on aliases.
13293 * varasm.c (assemble_alias): Set node->alias.
13294 * toplev.c (wrapup_global_declarations): Don't call
13295 rest_of_decl_compilation on aliases again.
13297 2005-03-29 Paul Brook <paul@codesourcery.com>
13299 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
13300 * config/arm/arm.c (arm_dbx_register_number): New function.
13301 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
13303 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
13305 PR middle-end/20263
13306 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
13307 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
13309 2005-03-29 Dale Johannesen <dalej@apple.com>
13311 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
13312 $(TREE_H) and $(COVERAGE_H).
13313 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
13314 * opts.c (common_handle_option): Enable tree-based value transforms.
13315 * toplev.c (process_options): Ditto.
13316 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
13317 refers to references to this type.
13318 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
13319 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
13320 for may_be_more, may_be_less.
13321 (rtl_gen_pow2_profiler): Adjust.
13322 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
13323 (rtl_gen_one_value_profiler): Adjust.
13324 (rtl_gen_const_delta_profiler): Adjust.
13325 * tree-profile.c (tree_gen_interval_profiler): Implement.
13326 (tree_gen_pow2_profiler): Ditto.
13327 (tree_gen_one_value_profiler): Ditto.
13328 (tree_profiling): New.
13329 (pass_tree_profile): Reference it.
13330 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
13332 (insn_divmod_values_to_profile): Rename to
13333 rtl_divmod_values_to_profile. Adjust.
13334 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
13335 (insn_prefetch_values_to_profile): Adjust.
13336 (rtl_value_profile_transformations): Adjust.
13337 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
13338 (gen_mod_pow2): Rename to rtl_mod_pow2.
13339 (gen_mod_subtract): Rename to rtl_mod_subtract.
13340 (divmod_fixed_value_transform): Rename to
13341 rtl_divmod_fixed_value_transform.
13342 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
13343 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
13344 (rtl_find_values_to_profile): Adjust.
13345 (tree_value_profile_transformations): Implement.
13346 (tree_divmod_values_to_profile): New.
13347 (tree_values_to_profile): New.
13348 (tree_divmod_fixed_value): New.
13349 (tree_mod_pow2): New.
13350 (tree_mod_subtract): New.
13351 (tree_divmod_fixed_value_transform): New.
13352 (tree_mod_pow2_value_transform): New.
13353 (tree_mod_subtract_transform): New.
13354 (tree_find_values_to_profile): Implement.
13355 * profile.c (instrument_values): Free histograms.
13356 (compute_value_histograms): Adjust. Implement tree version.
13358 2005-03-29 Uros Bizjak <uros@kss-loka.si>
13360 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
13361 * config/i386/i386.c (output_fix_trunc): Add new round_mode
13362 variable. Output "fldcw" depending on round_mode.
13363 * config/i386/i386.md (UNSPEC_FIST): New.
13364 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
13365 New isns patterns to implement lrint and llrint built-ins as x87
13366 intrinsic function.
13367 (fistdi2, fist<mode>2 splitters): New splitters.
13368 (lrint<mode>2): New expanders.
13370 2005-03-28 Ian Lance Taylor <ian@airs.com>
13372 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
13373 0 when calling final_scan_insn.
13375 2005-03-28 Jan Hubicka <jh@suse.cz>
13377 PR middle-end/20635
13378 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
13381 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
13382 types where possible.
13384 2005-03-26 Per Bothner <per@bothner.com>
13386 Make -f[no-]show-column also control non-cpp diagnostics.
13387 * c.opt (fshow-column): Move option from here ...
13388 * common.opt (fshow-column): ... to here.
13389 * diagnostic.c (diagnostic_build_prefix): Only print column number
13390 if flag_show_column.
13392 2005-03-27 Steven Bosscher <stevenb@suse.de>
13394 * vax-protos.h (vax_output_int_move, vax_output_int_add,
13395 vax_output_conditional_branch): New prototypes.
13396 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
13397 extracted from vax.md mov and add patterns.
13398 (vax_output_conditional_branch): New function to output conditional
13399 branch instructions.
13400 * vax.md: Use mode macros for arithmetic and mov patterns.
13401 Use code macros for the jump patterns.
13403 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13405 * Makefile.in (libbackend.o): Depend on version files;
13406 add custom generation command.
13408 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13411 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
13412 sure that we have a REG before getting its REGNO.
13414 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13416 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
13417 * builtins.def (BUILT_IN_STRNDUP): New.
13419 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
13421 PR tree-optimization/20470
13422 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
13425 2005-03-25 Mike Stump <mrs@apple.com>
13427 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
13430 2005-03-25 Geoffrey Keating <geoffk@apple.com>
13432 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
13433 Use our own structure definitions.
13435 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
13436 (fix_truncdfsi2): Allow registers or memory as destination.
13437 When TARGET_PPC_GFXOPT, generate simplified pattern.
13438 (fix_truncdfsi2_internal): Use define_insn_and_split.
13439 (fix_truncdfsi2_internal_gfxopt): New.
13440 (fctiwz): Don't confuse register allocation by giving it no choices.
13442 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
13443 (EXTRA_MEMORY_CONSTRAINT): Likewise.
13444 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
13445 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
13447 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13449 * dominance.c (free_dominance_info): Speed up by freeing et
13450 data structures without maintaining other nodes.
13451 * et-forest.c (et_free_tree_force): New.
13452 * et-forest.h: Add a prototype for et_free_tree_force.
13454 * tree.c (get_set_constructor_bits,
13455 get_set_constructor_bytes): Remove.
13456 * tree.h: Remove the corresponding prototypes.
13458 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
13461 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
13462 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
13463 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
13464 PRE_DEC, NEG and NOT.
13466 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13468 * fold-const.c: Convert uses of fold (build (...)) to
13471 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13473 PR rtl-optimization/20249
13474 * cse.c (insert_regs): Do not record equivalence of registers in
13477 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13479 * emit-rtl.c (reverse_comparison): Remove.
13480 * rtl.h: Remove the corresponding prototype.
13482 2005-03-24 James E Wilson <wilson@specifixinc.com>
13484 * doc/install.texi (--enable-altivec): Delete docs.
13486 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13488 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13489 SFmode and DFmode before reload when
13490 flag_unsafe_math_optimizations not enabled.
13492 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13494 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13496 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13497 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13499 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13501 * configure.ac (enable-checking): Add 'runtime' option.
13502 * doc/install.texi (enable-checking): Document 'runtime' checking.
13503 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13504 * config.in: Regenerated.
13505 * configure: Regenerated.
13507 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13509 * optabs.h (enum optab_index): Remove OTI_llrint.
13510 (llrint_optab): Remove macro.
13511 * optabs.c (init_optabs): Remove llrint_optab initialization.
13512 * genopinit.c (optabs): Remove llrint_optab implementation.
13513 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13516 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13518 PR rtl-optimization/20532
13519 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13520 overflow when adding coefficients for PLUS or MINUS.
13521 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13524 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13526 * langhooks.h (truthvalue_conversion): Remove.
13527 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13528 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13529 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13530 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13531 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13533 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13535 * params.def: Fix a typo.
13536 * config/mips/mips.c: Follow the spelling convensions.
13537 * doc/invoke.texi: Fix typos.
13539 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13541 Fix PR tree-optimization/20601
13543 * tree-ssa-pre.c (insert_aux): Add missing condition to
13546 2005-03-23 Ian Lance Taylor <ian@airs.com>
13548 * final.c (final_scan_insn): Don't remove no-op instructions.
13549 * reload1.c (reload): Remove simple no-op instructions even when
13552 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13554 PR tree-optimization/20501
13555 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13556 reporting that peeling for alignment is applied moved to...
13557 * (vect_analyze_data_refs_alignment): Here.
13559 2005-03-23 Ian Lance Taylor <ian@airs.com>
13561 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13563 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13565 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13566 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13568 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13570 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13571 imply that this is called once, independent of asms in code.
13572 Adjust to now being pased output and input lists. Mention helper
13573 function decl_overlaps_hard_reg_set_p.
13574 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13575 hook_tree_tree_identity and to take three trees, returning third.
13576 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13578 * stmt.c: include hard-reg-set.h before tree.h.
13579 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13580 (decl_conflicts_with_clobbers_p): Call
13581 decl_overlaps_hard_reg_set_p.
13582 (expand_asm_operands): Pass output and input lists in call to
13583 targetm.md_asm_clobbers.
13584 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13585 hook_tree_tree_tree_tree_3rd_identity.
13586 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13588 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13589 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13590 parameters, first two unused.
13591 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13592 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13593 in constraint letters and MOF is not mentioned as a asm-declared
13594 register in neither of the input and output lists.
13596 2005-03-23 DJ Delorie <dj@redhat.com>
13598 * optabs.c (expand_binop): Make sure the first subword's result
13601 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13603 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13604 Call c_common_truthvalue_conversion rather than
13605 lang_hooks.truthvalue_conversion.
13606 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13607 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13609 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13610 c_common_truthvalue_conversion.
13611 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
13612 c_parser_conditional_expression, c_parser_binary_expression): Call
13613 c_objc_common_truthvalue_conversion.
13614 * c-typeck.c (build_unary_op): Call
13615 c_objc_common_truthvalue_conversion.
13616 (build_conditional_expr): Do not call
13617 lang_hooks.truthvalue_conversion.
13618 (build_binary_op): Call c_common_truthvalue_conversion.
13619 (c_objc_common_truthvalue_conversion): Moved from
13620 c-objc-common.c. Call default_function_array_conversion instead
13621 of default_conversion.
13623 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13625 * c-common.h (default_conversion): Remove.
13626 (perform_integral_promotions): Add.
13627 * c-tree.h (default_conversion): Add.
13628 * c-typeck.c (perform_integral_promotions): New, split out from
13629 default_conversion.
13630 * c-common.c (check_case_value): Use perform_integral_promotions,
13631 not default_conversion.
13632 (c_add_case_label): Don't continue processing case label after
13633 found to be pointer.
13635 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13637 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13638 the prefix list if we have already added a multilib directory
13639 based on that path.
13640 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13643 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13645 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13647 * reload.h: Remove the prototype for indirect_symref_ok.
13649 * reload1.c (indirect_symref_ok): Make it global.
13650 * reload.h: Add a prototype for indirect_symref_ok.
13652 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13654 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13657 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13659 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13661 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13663 * c-opts.c (c_common_parse_file): Only start/end main source file
13664 if debug hooks says the writer wants it.
13665 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13667 (xcoff_debug_hooks): Ditto.
13668 * debug.c (do_nothing_hooks): Ditto.
13669 * debug.h (gcc_debug_hooks): Ditto.
13670 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13671 * sdbout.c (sdb_debug_hooks): Ditto.
13672 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13674 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13676 * doc/extend.texi: Deprecate C++ min/max operators.
13678 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13680 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13681 artificial original candidates.
13683 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13684 Jan Hubicka <jh@suse.cz>
13685 Steven Bosscher <stevenb@suse.de>
13687 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13688 call cost based on argument sizes.
13689 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13691 * params.def: (max-inline-inssn-single): Set to 450.
13692 (max-inline-insns-auto): Set to 90.
13693 (max-inline-insns-recursive): Set to 450
13694 (max-inline-insns-recursive-auto): Set to 450.
13695 (large-function-insns): Set to 2700.
13696 (inline-call-cost): New parameter.
13697 * tree-inline.c (estimate_move_cost): New function.
13698 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13699 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13700 based on arguments.
13701 * tree-inline.h (estimate_move_cost): Declare.
13702 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13703 (max-inline-insns-auto): Change default to 90.
13704 (max-inline-insns-recursive): Change default to 450
13705 (max-inline-insns-recursive-auto): Change default to 450.
13706 (large-function-insns): Change default to 2700.
13707 (inline-call-cost): Document new parameter.
13709 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13711 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13712 (TARGET_DEFAULT): Delete.
13713 * config/i860/i860.opt: New file.
13715 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13717 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13718 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13719 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13720 (frv_sched_lookahead): Delete.
13721 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13722 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13723 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13724 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13725 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13726 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13727 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13728 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13729 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13730 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13731 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13732 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13733 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13734 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13735 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13736 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13737 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13738 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13739 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13740 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13741 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13742 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13743 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13744 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13745 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13746 (frv_sched_lookahead): Delete.
13747 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13748 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13749 (frv_handle_option): New function. Move -mcpu= handling from...
13750 (frv_override_options): ...here. Remove handling of other
13752 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13753 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13754 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13755 and TARGET_NO_MULTI_CE.
13756 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13757 !TARGET_VLIW_BRANCH.
13758 * config/frv/frv.opt: New file.
13760 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13762 * fold-const.c (fold_ternary): Take decomposed arguments of
13764 (fold): Update a call to fold_ternary.
13766 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13767 * tree.h: Add corresponding prototypes.
13769 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13772 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13773 between jump table and its label.
13774 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13775 resp. ADDR_DIFF_VEC and the label preceeding it.
13776 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13777 is emitted in the right section.
13779 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13781 * fold-const.c (fold_unary, fold_binary): Update comments
13784 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13786 PR rtl-optimization/20527
13787 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13788 REG_INC note, test that the register also isn't mentioned in PRED
13791 2005-03-22 Ben Elliston <bje@au.ibm.com>
13793 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13796 2005-03-21 Mike Stump <mrs@apple.com>
13798 * varasm.c (default_assemble_visibility): Remove extra ().
13800 2005-03-21 Roger Sayle <roger@eyesopen.com>
13802 PR middle-end/20557
13803 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13804 to determine whether a block can be duplicated, rather than test
13805 whether the block contains noncopyable insns ourselves.
13807 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13809 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13812 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13814 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13816 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13818 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13819 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13820 * config/fr30/fr30.opt: New file.
13822 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13824 Fix PR tree-optimization/20542
13826 * tree-flow-inline.h (overlap_subvar): Move to here.
13827 * tree-ssa-operands.c: From here.
13828 * tree-flow.h (overlap_subvar): Declare.
13829 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13830 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13831 for variables with subvars.
13833 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13835 PR middle-end/20177
13836 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13837 * modulo-sched.c (const_iteration_count): Return on NULL
13839 (print_node_sched_params): Return on NULL dump_file.
13840 (generate_reg_moves): Handle reg-anti dependencies and disregard
13841 closing branch when generating register moves.
13842 (sms_schedule): Mark the SMSed block dirty.
13843 * passes.c (rest_of_handle_sms): Call update_life_info for all
13845 * testsuite/gcc.dg/20050321-1.c: New test.
13847 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13849 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13850 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13851 movqi_internal): Likewise.
13853 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13855 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13856 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13857 xtensa_b4const): Delete prototypes.
13858 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13859 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13860 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13861 xtensa_extra_constraint): New prototypes.
13862 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13863 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13864 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13865 move_operand, const_float_1_operand, fpmem_offset_operand,
13866 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13867 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13868 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13869 argument type to HOST_WIDE_INT.
13870 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13871 xtensa_mask_immediate): Likewise.
13872 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13873 Likewise. Also make these functions static.
13874 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13875 (xtensa_const_ok_for_letter_p): New.
13876 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13877 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13878 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13879 move_operand, const_float_1_operand, fpmem_offset_operand,
13880 branch_operator, ubranch_operator, boolean_operator): Move to
13882 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13883 (xtensa_mem_offset): Change return type to bool.
13884 (xtensa_extra_constraint): New.
13885 (gen_int_relational): Update type of const_range_p function pointer.
13886 Use xtensa_b4const_or_zero.
13887 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13888 xtensa_const_ok_for_letter_p. Update comments.
13889 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13890 (PREDICATE_CODES): Delete.
13891 * config/xtensa/xtensa.md: Include predicates.md.
13892 * config/xtensa/predicates.md: New file.
13894 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13896 * config/v850/v850-protos.h: Remove the prototypes for
13897 reg_or_int9_operand, reg_or_const_operand,
13898 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13899 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13900 movsi_source_operand, power_of_two_operand,
13901 not_power_of_two_operand, special_symbolref_operand,
13902 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13903 register_is_ok_for_epilogue.
13904 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13905 reg_or_int9_operand, reg_or_const_operand,
13906 call_address_operand, special_symbolref_operand,
13907 movsi_source_operand, power_of_two_operand,
13908 not_power_of_two_operand, register_is_ok_for_epilogue,
13909 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13910 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13912 * config/v850/v850.h (PREDICATE_CODES): Remove.
13913 * config/v850/v850.md: Include predicates.md.
13914 * config/v850/predicates.md: New.
13916 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13918 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13919 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13920 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13921 (itoolsdir, itoolsdatadir): Move definition above new first use.
13922 (install-itoolsdirs): New rule.
13923 (install-mkheaders): Depend on install-itoolsdirs, not
13924 install-include-dir.
13926 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13928 * tree-into-ssa.c: Remove obsolete comments.
13930 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13932 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13933 unrolling if -fpeel-loops is specified, too.
13934 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13935 Remove superfluous check for flag_unroll_loops.
13937 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13939 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13940 (lrint_optab, llrint_optab): Define corresponding macros.
13941 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13942 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13943 pattern and llrint_optab using llrintdi2 patterns.
13944 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13945 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13946 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13947 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13948 flag_unsafe_math_optimizations is set.
13950 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13952 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13953 simplify_logical, if_then_else_cond, known_cond,
13954 simplify_comparison): Adjust calls to reverse_comparison.
13955 Don't use combine_reversed_comparison_code).
13956 (combine_reversed_comparison_code): Remove.
13957 (reversed_comparison): Using reversed_comparison_code, move it...
13958 * jump.c (reversed_comparison): ... here.
13959 * rtl.h (reversed_comparison): Add prototype.
13961 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13963 * builtins.c (fold_builtin): Take decomposed arguments of
13965 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13966 * gimplify.c (gimplify_call_expr): Likewise.
13967 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13968 * tree.h: Update the prototype of fold_builtin.
13970 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13972 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13973 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13974 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13975 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13976 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13978 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13980 * builtins.c (fold_builtin_1): Take decomposed arguments of
13982 (fold_builtin): Update a call to fold_builtin_1.
13984 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13987 * gcov.c (output_lines): Only output function block summary when
13988 outputting branch information.
13989 * doc/gcov.texi: Document format of preamble and additional block
13992 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13994 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13995 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13996 the defaults false if BITS_PER_UNIT != 8.
13997 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13998 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13999 than BITS_PER_UNIT != 8.
14000 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
14001 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
14002 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
14004 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
14005 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
14007 2005-03-20 Roger Sayle <roger@eyesopen.com>
14009 PR middle-end/20539
14010 * fold-const.c (fold_binary): Fix type mismatch between
14011 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
14012 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
14013 for non-truth-valued expressions.
14015 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
14016 and FUNCTION_DECL in the main switch.
14017 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
14018 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
14019 we also need to convert their operands to match.
14020 <TRUTH_NOT_EXPR>: Likewise.
14022 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
14024 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
14025 diagnostic without checking whether an lvalue.
14026 * c-common.h (lvalue_p): Remove.
14027 (enum lvalue_use): Update comment.
14028 (lvalue_or_else): Replace by lvalue_error.
14029 * c-typeck.c (lvalue_p): Make static.
14030 (lvalue_or_else): New. Call lvalue_error.
14032 2005-03-21 Alan Modra <amodra@bigpond.net.au>
14034 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
14035 (function_arg_advance): Use rs6000_parm_start.
14036 (function_arg, rs6000_arg_partial_bytes): Likewise.
14038 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14040 * c-common.c (check_case_value): Adjust comment about stripping
14042 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
14043 * c-typeck.c (default_conversion, convert_arguments,
14044 build_modify_expr, convert_for_assignment, store_init_value,
14045 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
14046 manually. Remove inaccurate comments.
14048 2005-03-20 Roger Sayle <roger@eyesopen.com>
14049 Joseph S. Myers <joseph@codesourcery.com>
14051 * varasm.c (do_assemble_alias): Restore comment describing function.
14052 Annotate the target parameter as potentially unused.
14054 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
14057 * config/avr/avr.c (avr_output_function_prologue): Do not use
14058 current_function_name() in a label, use a local label instead.
14060 2005-03-20 David Edelsohn <edelsohn@gnu.org>
14062 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
14063 flag_finite_math_only, not flag_unsafe_math_optimizations.
14065 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14067 * builtins.c (fold_builtin_1): Update a call to
14068 targetm.fold_builtin.
14069 * hooks.c (hook_tree_tree_bool_null): Rename to
14070 hook_tree_tree_tree_bool_null. Take one more argument of type
14072 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
14073 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
14074 hook_tree_tree_tree_bool_null.
14075 * target.h (gcc_target): Update the prototype of fold_builtin.
14076 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
14077 arguments of CALL_EXPR.
14078 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
14081 2005-03-20 Jan Hubicka <jh@suse.cz>
14083 * cgraph.h (cgraph_node): Add prev_clone pointer.
14084 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
14085 (cgraph_clone_node): Produce doubly linked chain.
14087 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14089 * c-common.c (handle_aligned_attribute, check_function_sentinel,
14090 get_nonnull_operand, handle_sentinel_attribute,
14091 check_function_arguments_recurse): Do not strip NOPS from
14093 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
14095 * c-format.c (get_constant): Likewise.
14096 * c-parser.c (c_parser_postfix_expression): Likewise.
14097 * c-typeck.c (set_init_index): Likewise.
14098 (convert_arguments): Don't check for NOP_EXPR containing integer
14101 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14103 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
14104 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
14105 Take decomposed arguments of CALL_EXPR.
14106 (fold_builtin_1): Update calls to the functions mentioned
14109 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14111 * c-decl.c (check_bitfield_type_and_width): Require bit-field
14112 width to have integer type.
14113 (build_enumerator): Require enumerator value to have integer type.
14115 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14117 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
14120 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14122 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
14123 std=iso9899:199x): Correct descriptions.
14125 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14127 * config.gcc: Consistently use solaris2.1[0-9]* instead of
14130 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
14132 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
14134 (expand_builtin_memcpy, fold_builtin_1): Update calls to
14135 fold_builtin_memcpy.
14137 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
14138 arguments of CALL_EXPR.
14139 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
14140 fold_builtin_found, fold_builtin_1): Update calls to
14141 fold_trunc_transparent_mathfn.
14143 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14145 PR middle-end/20493
14146 * fold-const.c (fold_widened_comparison): Don't optimize casts of
14147 function pointers on targets that require function pointer
14149 (fold_sign_changed_comparison): Likewise.
14151 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
14153 * combine.c (try_combine): When changing the mode of a hard reg, make
14154 sure that doing so is valid.
14156 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
14158 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
14159 (TARGET_HANDLE_OPTION): Override default.
14160 (avr_handle_option): New function.
14161 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
14162 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
14163 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
14164 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
14165 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
14166 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
14167 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
14168 (TARGET_OPTIONS): Delete.
14169 * config/avr/avr.opt: New file.
14171 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14173 * config/m32r/m32r-protos.h: Remove the prototypes for
14174 call_address_operand, symbolic_operand, seth_add3_operand,
14175 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14176 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14177 two_insn_const_operand, move_src_operand,
14178 move_double_src_operand, move_dest_operand,
14179 eqne_comparison_operator, signed_comparison_operator,
14180 large_insn_p, conditional_move_operand, carry_compare_operand,
14181 m32r_block_immediate_operand, extend_operand,
14182 reg_or_eq_int16_operand, int8_operand, and
14183 reg_or_zero_operand.
14184 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14185 seth_add3_operand, int8_operand, cmp_int16_operand,
14186 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14187 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14188 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14189 move_double_src_operand, move_dest_operand,
14190 eqne_comparison_operator, signed_comparison_operator,
14191 extend_operand, small_insn_p, large_insn_p,
14192 conditional_move_operand, carry_compare_operand,
14193 m32r_block_immediate_operand): Move to predicates.md.
14194 (MAX_MOVE_BYTES): Move to m32r.h.
14195 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14196 * config/m32r/m32r.md: Include predicates.md.
14197 * config/m32r/predicates.md: New.
14199 2005-03-18 James E Wilson <wilson@specifixinc.com>
14202 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
14205 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14207 * config/mn10300/mn10300-protos.h: Remove the prototypes for
14208 call_address_operand, const_8bit_operand.
14209 * config/mn10300/mn10300.c (call_address_operand,
14210 const_8bit_operand, const_1f_operand): Move to predicates.md.
14211 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
14212 * config/mn10300/mn10300.md: Include predicates.md.
14213 * config/mn10300/predicates.md: New.
14215 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
14217 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
14218 declarations in diagnostics and %E for identifiers, not %s.
14220 2005-03-18 Jan Hubicka <jh@suse.cz>
14221 Dale Johannesen <dalej@apple.com>
14223 * basic-block.h (scale_bbs_frequencies_int,
14224 scale_bbs_frequencies_gcov_type): Declare.
14225 * cfg.c (RDIV): New macro.
14226 (update_bb_frequency_for_threading): Fix.
14227 * basic-block.h (scale_bbs_frequencies_int,
14228 scale_bbs_frequencies_gcov_type): New.
14229 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
14230 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
14231 scale_bbs_frequencies_int.
14232 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
14234 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14236 * config/m32r/m32r-protos.h: Remove the prototypes for
14237 call_address_operand, symbolic_operand, seth_add3_operand,
14238 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14239 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14240 two_insn_const_operand, move_src_operand,
14241 move_double_src_operand, move_dest_operand,
14242 eqne_comparison_operator, signed_comparison_operator,
14243 large_insn_p, conditional_move_operand, carry_compare_operand,
14244 m32r_block_immediate_operand, extend_operand,
14245 reg_or_eq_int16_operand, int8_operand, and
14246 reg_or_zero_operand.
14247 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14248 seth_add3_operand, int8_operand, cmp_int16_operand,
14249 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14250 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14251 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14252 move_double_src_operand, move_dest_operand,
14253 eqne_comparison_operator, signed_comparison_operator,
14254 extend_operand, small_insn_p, large_insn_p,
14255 conditional_move_operand, carry_compare_operand,
14256 m32r_block_immediate_operand): Move to predicates.md.
14257 (MAX_MOVE_BYTES): Move to m32r.h.
14258 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14259 * config/m32r/m32r.md: Include predicates.md.
14260 * config/m32r/predicates.md: New.
14262 * config/pa/pa-protos.h: Add prototypes for magic_milli and
14264 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
14265 symbolic_operand, symbolic_memory_operand,
14266 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
14267 indexed_memory_operand, move_dest_operand, move_src_operand,
14268 prefetch_cc_operand, prefetch_nocc_operand,
14269 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
14270 arith_operand, arith11_operand, pre_cint_operand,
14271 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
14272 ireg_operand, int5_operand, uint5_operand, int11_operand,
14273 uint32_operand, arith5_operand, and_operand, ior_operand,
14274 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
14275 pc_or_label_operand, div_operand, plus_xor_ior_operator,
14276 shadd_operand, movb_comparison_operator,
14277 cmpib_comparison_operator): Move to predicates.md.
14278 (magic_milli, shadd_constant_p): Make it extern.
14279 * config/pa/pa.h (PREDICATE_CODES): Remove.
14280 * config/pa/pa.md: Include predicates.md.
14281 * config/pa/predicates.md: New.
14283 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
14286 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14288 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
14289 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
14290 config/alpha/freebsd.h, config/alpha/linux.h,
14291 config/alpha/netbsd.h, config/alpha/osf5.h,
14292 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
14293 config/h8300/h8300-protos.h, config/h8300/h8300.c,
14294 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
14295 doc/cppopts.texi: Update copyright.
14297 2005-03-18 Jan Hubicka <jh@suse.cz>
14299 PR middle-end/20225
14300 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
14302 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
14305 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14307 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
14310 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
14312 * combine.c (gen_binary): Remove.
14313 (known_cond, simplify_shift_const, find_split_point,
14314 combine_simplify_rtx, simplify_if_then_else, simplify_set,
14315 simplify_logical, expand_field_assignment, extract_left_shift,
14316 force_to_mode, if_then_else_cond, apply_distributive_law,
14317 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
14318 simplify_comparison, reversed_comparison): Replace with
14319 simplify_gen_binary, simplify_gen_relational or
14320 distribute_and_simplify_rtx.
14321 (distribute_and_simplify_rtx): New function.
14323 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
14324 Paolo Bonzini <gcc.gnu.org>
14326 * calls.c (setjmp_call_p, special_function_p): Update comments
14327 at the head of the functions.
14329 2005-03-18 Jan Hubicka <jh@suse.cz>
14331 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
14333 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
14334 function body should be released; do not proactively release function
14335 bodies in non-unit-at-a-time mode.
14337 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
14339 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
14340 mno-fp-ret-in-387 multilib variants.
14342 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
14344 * common.opt (m): Remove.
14345 * opts.c (handle_option): Pass 'm' options to set_target_switch if
14346 table lookup fails.
14347 (common_handle_option): Remove OPT_m case.
14349 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14351 * builtins.c (fold_builtin_bitop): Take decomposed arguments
14353 (fold_builtin_1): Update a call to fold_builtin_bitop.
14355 * builtins.c (fold_builtin_signbit): Take decomposed arguments
14357 (fold_builtin_1): Update a call to fold_builtin_signbit.
14359 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
14361 PR tree-optimization/20474
14362 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
14363 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
14365 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14367 * config/h8300/h8300-protos.h: Remove prototypes for
14368 general_operand_src, general_operand_dst, single_one_operand,
14369 single_zero_operand, call_insn_operand,
14370 two_insn_adds_subs_operand, small_call_insn_operand,
14371 jump_address_operand, bit_operand, bit_memory_operand,
14372 stack_pointer_operand, const_int_gt_2_operand,
14373 const_int_ge_8_operand, const_int_qi_operand,
14374 const_int_hi_operand, incdec_operand, bit_operator,
14375 nshift_operator, eqne_operator, gtle_operator,
14376 gtuleu_operator, iorxor_operator.
14377 Add prototypes for h8sx_shift_type h8sx_classify_shift and
14378 h8300_ldm_stm_parallel.
14379 * config/h8300/h8300.c (h8sx_shift_type,): Move to
14381 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
14382 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
14383 (h8300_ldm_stm_parallel): Make it extern.
14384 (h8300_ldm_parallel, h8300_stm_parallel,
14385 h8300_return_parallel, general_operand_src,
14386 general_operand_dst, h8300_dst_operand, h8300_src_operand,
14387 nibble_operand, reg_or_nibble_operand, single_one_operand,
14388 single_zero_operand, call_insn_operand,
14389 two_insn_adds_subs_operand, small_call_insn_operand,
14390 jump_address_operand, bit_operand, bit_memory_operand,
14391 stack_pointer_operand, const_int_gt_2_operand,
14392 const_int_ge_8_operand, const_int_qi_operand,
14393 const_int_hi_operand, incdec_operand, eqne_operator,
14394 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
14395 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
14396 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
14397 nshift_operator): Move to predicates.md.
14398 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
14399 * config/h8300/h8300.md: Include predicates.md.
14400 * config/h8300/predicates.md: New.
14402 2005-03-17 Richard Henderson <rth@redhat.com>
14404 * config.gcc (ia64*-*-hpux*): Add extra_options.
14405 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
14406 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14407 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
14408 (ia64_tls_size_string, ia64_tune_string): Remove.
14409 (ia64_tune): Init to PROCESSOR_ITANIUM2.
14410 (TARGET_DEFAULT_TARGET_FLAGS): New.
14411 (TARGET_HANDLE_OPTION): New.
14412 (ia64_override_options): Move options parsing ...
14413 (ia64_handle_option): ... here. New.
14414 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
14415 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
14416 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
14417 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
14418 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
14419 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
14420 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
14421 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
14422 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
14423 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
14424 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
14425 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
14426 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
14427 TARGET_EARLY_STOP_BITS): Remove.
14428 (TARGET_ILP32): Default false.
14429 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
14430 (enum ia64_inline_type): New.
14431 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14432 * config/ia64/ia64.md: Update for new definitions of
14433 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
14434 * config/ia64/ia64.opt: New file.
14435 * config/ia64/ilp32.opt: New file.
14437 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
14440 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
14442 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14444 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
14445 instead of MASK_H8300S.
14446 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
14447 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
14448 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
14449 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
14450 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
14451 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
14452 TARGET_SWITCHES): Remove.
14453 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
14455 * config/h8300/h8300.opt: New.
14457 * config/alpha/alpha.opt, config/arc/arc.opt,
14458 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
14461 2005-03-17 Ian Lance Taylor <ian@airs.com>
14465 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
14467 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
14468 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
14469 (TARGET_HANDLE_OPTION): Override default.
14470 (arc_handle_option): New function.
14471 (arc_init): Remove code to set arch_cpu_string.
14472 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14473 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14474 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14475 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14476 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14477 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14478 (arc_rodata_string, TARGET_OPTIONS): Delete.
14479 * config/arc/arc.opt: New file.
14481 2005-03-17 Richard Henderson <rth@redhat.com>
14483 * doc/extend.texi (Weak Pragmas): New section.
14484 (attribute alias): Clarify that target must be in the same
14487 2005-03-17 Richard Henderson <rth@redhat.com>
14489 * config/alpha/alpha.opt: New file.
14490 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14492 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14493 alpha_fprm_string, alpha_fptm_string): Make static.
14494 (alpha_tls_size_string): Remove.
14495 (alpha_handle_option): New.
14496 (override_options): Update for alpha_cpu/alpha_tune split.
14497 (alpha_file_start): Likewise.
14498 (TARGET_DEFAULT_TARGET_FLAGS): New.
14499 (TARGET_HANDLE_OPTION): New.
14500 * config/alpha/alpha.h (alpha_tune): Declare.
14501 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14502 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14503 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14504 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14505 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14506 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14507 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14508 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14509 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14510 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14511 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14512 (TARGET_DEFAULT): Remove MASK_FP.
14513 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14514 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14515 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14516 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14517 alpha_tls_size_string): Remove.
14518 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14519 (attribute tune): Rename from attribute cpu.
14520 * config/alpha/ev4.md: Update to match.
14521 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14522 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14523 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14524 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14525 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14526 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14528 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14530 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14531 and return without creating new state if before_nops_num is nonzero.
14532 * config/ia64/ia64.md (first_insn): New attribute.
14533 (alloc): Set it to yes.
14535 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14537 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14538 STMT_VINFO_SUBVARS to NULL.
14539 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14541 2005-03-16 Dale Johannesen <dalej@apple.com>
14543 * rtlanal.c (find_first_parameter_load): Rewrite to
14544 return actual first param load or the call if none,
14545 instead of first in block, when not all loads exist.
14547 2005-03-16 Roger Sayle <roger@eyesopen.com>
14549 * optabs.c (expand_copysign_absneg): Make static.
14550 * optabs.h (expand_copysign_absneg): Delete prototype.
14551 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14553 2005-03-16 Richard Henderson <rth@redhat.com>
14555 PR middle-end/15700
14556 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14557 (alias_pairs): Rename from output_defs.
14558 (find_decl_and_mark_needed): Split out from assemble_alias.
14559 (do_assemble_alias): New.
14560 (assemble_output_def): Remove.
14561 (finish_aliases_1, finish_aliases_2): New.
14562 (process_pending_assemble_output_defs): Remove.
14563 (assemble_alias): Defer aliases for which we don't yet have a
14564 non-external decl for the target symbol.
14565 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14566 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14567 * toplev.c (compile_file): Use finish_aliases_2 instead of
14568 process_pending_assemble_output_defs.
14569 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14570 (process_pending_assemble_output_defs): Remove.
14572 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14574 Fix PR tree-optimization/20489
14576 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14577 for empty structures.
14579 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14581 Fix PR tree-optimization/20490
14583 * tree-ssa-pre.c (create_expression_by_pieces): Use
14584 force_gimple_operand on result of fold.
14586 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14588 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14589 of closing parenthesis.
14591 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14593 * builtins.c (expand_movstr): Update a call to
14594 fold_builtin_strcpy.
14595 (expand_builtin_strncpy): Update a call to
14596 fold_builtin_strncpy.
14597 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14598 arguments of CALL_EXPR.
14599 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14600 fold_builtin_strncpy.
14601 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14602 * tree.h: Update the prototypes of fold_builtin_strcpy and
14603 fold_builtin_strncpy.
14605 2005-03-16 Steven Bosscher <stevenb@suse.de>
14606 Dorit Naishlos <dorit@il.ibm.com>
14608 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14609 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
14612 2005-03-16 Steven Bosscher <stevenb@suse.de>
14614 * tree-inline.c (walk_type_fields, walk_tree,
14615 walk_tree_without_duplicates): Move from here...
14616 * tree.c: ...to here.
14618 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14620 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14621 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14622 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14623 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14624 (version): Define using $(BASEVER_c).
14625 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14627 (version.o): Depend on version files; add custom generation command.
14628 (prefix.o): Define BASEVER on command line.
14629 (s-iov): Depend on version files; adjust command.
14630 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14632 (gcc-vers.texi): New rule.
14633 (doc/%.info, doc/%.dvi): Add -I . to command line.
14634 (doc/gccinstall.dvi): Likewise.
14635 (PACKAGE): Delete. All uses replaced with "gcc".
14636 * aclocal.m4: Do not include gcc-version.m4.
14637 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14638 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14639 Set is_release based on contents of DEV-PHASE.
14640 Set gcc_version based on contents of BASE-VER.
14641 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14642 * config.in, configure: Regenerate.
14643 * gccbug.in: Determine version of GCC in use at runtime.
14644 * gcov-iov.c: Get version number and development phase from
14645 command line, not by including version.c.
14646 * intl.c: Replace all uses of PACKAGE with "gcc".
14647 * libada-mk.in: Delete unused "gcc_version" variable.
14648 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14649 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14650 commentary to match.
14651 (version_string): Put together from pieces.
14652 * config/alpha/x-vms: Do not use $(gcc_version).
14653 * config/i386/t-nwld: Likewise.
14654 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14655 version-GCC and DEVELOPMENT.
14657 2005-03-15 Roger Sayle <roger@eyesopen.com>
14659 PR tree-optimization/17454
14660 * tree.c (tree_size): Add case for TREE_BINFO.
14661 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14662 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14664 2005-03-15 Roger Sayle <roger@eyesopen.com>
14666 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14667 op1 whilst expanding the signed widenening multiply variant.
14669 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14671 * toplev.c (display_target_options): Avoid unused variable warning if
14672 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14673 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14674 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14675 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14676 (mips_isa_info): New variable.
14677 (mips_parse_cpu): Remove the first argument and leave the caller
14679 (TARGET_HANDLE_OPTION): Override default.
14680 (mips_handle_option): New function. Move option validation code from...
14681 (override_options): ...here. Update calls to mips_parse_cpu.
14682 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14683 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14684 (SUBTARGET_TARGET_OPTIONS): Delete.
14685 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14686 (mno-flush-func, mtune=): New options.
14688 2005-03-15 Roger Sayle <roger@eyesopen.com>
14689 Richard Henderson <rth@redhat.com>
14691 * real.c (c4x_single_format, c4x_extended_format): Provide values
14692 for signbit_ro for c4x's single and extended floating point formats.
14693 * optabs.c (expand_copysign): Use the floating point format's
14694 signbit_ro for expanding via expand_copysign_absneg, and it's
14695 signbit_rw field for expanding via expand_copysign_bit.
14697 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14699 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14700 known_alignment_for_access_p.
14701 (known_alignment_for_access_p): New.
14702 (do_peeling_for_alignment): Field made int instead of bool and renamed
14703 to peeling_for_alignment.
14704 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14705 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14706 functionality used to be in vect_analyze_operations.
14707 (vect_analyze_operations): Code to determine vectorization factor was
14708 moved to vect_determine_vectorization_factor.
14709 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14710 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14712 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14713 be part of vect_analyze_operations).
14714 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14715 creating the guard condition, as the number of iterations may be
14717 (slpeel_tree_peel_loop_to_edge): Use new name of
14718 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14719 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14720 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14721 (vect_do_peeling_for_alignment): Use fold.
14722 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14724 (vect_update_inits_of_dr): Renamed to
14725 vect_update_init_of_dr.
14726 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14727 (vectorizable_store): Fix assertion to use == instead of =.
14729 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14731 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14732 call_used_regs for wCG registers.
14734 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14736 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14737 for non-offsettable memory references to cope with outstanding reload
14738 replacements, take 2.
14740 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14743 * config/i386/i386.h (x86_fisttp): New.
14744 (TARGET_FISTTP): New macro.
14745 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14746 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14747 instruction when fisttp flag is set.
14748 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14750 * config/i386/i386.md (type attribute): Add fisttp.
14751 (unit attribute): Set to i387 for fisttp type.
14752 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14753 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14755 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14756 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14758 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14759 patterns for TARGET_FISTTP. Enable patterns for
14760 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14761 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14762 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14763 implement fisttp x87 insn.
14764 (fix_trunc*_i387_fisttp splitters): New patterns.
14765 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14766 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14767 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14769 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14770 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14771 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14772 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14773 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14774 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14775 Disable patterns for TARGET_FISTTP.
14776 (fix_trunc*_i387 splitters): Implement usign mode macros.
14777 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14778 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14779 (fix_trunx*_sse peephole2s): Implement using mode macros.
14781 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14783 PR rtl-optimization/20291
14784 * combine.c (try_combine): If splitting fails, re-try with
14785 original combined pattern, i.e. before clobber stripping.
14787 2005-03-14 Eric Christopher <echristo@redhat.com>
14789 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14790 STACK_GROWS_DOWNWARD.
14792 2005-03-14 Roger Sayle <roger@eyesopen.com>
14794 * real.h (struct real_format): Split the signbit field into two
14795 two fields, signbit_ro and signbit_rw.
14796 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14797 mips_double_format, ieee_extended_motorola_format,
14798 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14799 ieee_extended_intel_128_format, ibm_extended_format,
14800 mips_extended_format, ieee_quad_format, mips_quad_format,
14801 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14802 i370_double_format, c4x_single_format, c4x_extended_format,
14803 real_internal_format): Update initializers for new field.
14804 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14805 real_format structure.
14806 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14807 field of the real_format structure.
14809 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14811 Fix PR tree-optimization/20458
14813 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14814 DECL_EXTERNAL on STRUCT_FIELD tags.
14815 (clear_call_clobbered): Ditto.
14816 * tree-ssa-operands.c (note_addressable): Make sure the original
14817 variable doesn't slip into the addressable list if we have
14819 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14822 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14824 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14825 (-fwide-exec-charset): Likewise.
14826 (-finput-charset): Likewise.
14827 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14828 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14829 * c.opt (Wnormalized): New.
14831 2005-03-14 Devang Patel <dpatel@apple.com>
14833 * doc/invoke.texi: Add reference to Visibility document.
14835 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14837 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14838 MASK_SPLIT_ADDRESSES.
14839 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14840 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14841 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14842 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14843 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14844 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14845 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14846 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14847 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14848 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14849 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14850 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14851 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14852 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14853 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14854 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14855 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14856 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14857 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14858 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14859 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14860 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14861 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14862 (TARGET_EXPLICIT_RELOCS): Delete.
14863 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14864 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14865 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14866 (override_options): Set MASK_LONG64 if -mint64 is given and no
14867 -mlongXX option is. Complain about -mint64 -mlong32.
14868 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14869 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14870 * config/mips/mips.opt: New file.
14872 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14874 * config.gcc (extra_options): New variable for listing option files.
14875 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14876 * configure.ac (extra_opt_files): New AC_SUBST variable.
14877 (tm_file_list, tm_include_list): Include options.h first.
14878 * configure: Regenerate.
14879 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14880 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14881 (s-options-h): New rule.
14882 (options.h): Depend on it.
14883 (TEXI_GCCINT_FILES): Add options.texi.
14884 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14885 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14886 * target.h (gcc_target): Add default_target_flags and handle_option.
14887 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14888 (TARGET_HANDLE_OPTION): New macros.
14889 (TARGET_INITIALIZER): Include them.
14890 * opt-functions.awk (opt_args, nth_arg): New functions.
14891 (switch_flags): Handle the "Target" flag.
14892 (var_args): Delete.
14893 (var_name): Use opt_args and nth_arg.
14894 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14895 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14896 macros for the "Mask" and "InverseMask" options.
14897 * opts.h (cl_var_cond): New enum.
14898 (cl_option): Replace the "has_set_value" and "set_value" fields with
14899 "var_cond" and "var_value".
14900 (CL_TARGET): New macro.
14901 (option_enabled, print_filtered_help): Declare.
14902 (decode_options): Move definition.
14903 * opts.c (handle_option): Search for the original option before
14904 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14905 var_cond and var_value fields. Use targetm.handle_option to handle
14907 (decode_options): Set target_flags to targetm.default_target_flags.
14908 (print_filtered_help): Make global. Handle CL_TARGET.
14909 (option_enabled): New function.
14910 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14911 (display_target_options, set_target_switch, print_switch_values)
14912 (default_pch_valid_p): Guard uses of target_switches with
14913 #ifdef TARGET_SWITCHES. Also...
14914 (display_target_options): Display the CL_TARGET entries in cl_options.
14915 (set_target_option): Don't complain about the "" option when
14916 TARGET_SWITCHES is undefined.
14917 (print_switch_values): Use option_enabled.
14918 (default_pch_valid_p): Check cl_options[] when looking for something
14919 that has changed the value of target_flags.
14920 * c.opt: Remove documentation from top of file.
14921 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14922 * doc/sourecebuild.texi: Refer to the new options documentation
14923 instead of c.opt. Document machine-specific .opt files.
14924 * doc/tm.texi (target_flags): Say that this variable is declared
14926 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14927 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14929 * doc/options.texi: New file.
14931 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14933 PR middle-end/18628
14934 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14937 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14940 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14941 temporary variable of pointer type if an lvalues is required.
14942 (gimplify_modify_expr_rhs): Request an rvalue from it.
14943 (gimplify_expr): Pass fallback on.
14945 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14947 * cfgbuild.c: Update comments.
14949 2005-03-14 Roger Sayle <roger@eyesopen.com>
14951 PR rtl-optimization/17236
14952 * optabs.c (expand_doubleword_mult): New helper function split out
14953 from expand_binop. Permute the order in which instructions are
14954 emitted to minimize the number of simultaneously live registers.
14955 (expand_binop): Call expand_doubleword_mult to synthesize a double
14956 word multiplication.
14958 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14960 * basic-block.h: Update the prototypes of cached_make_edge and
14962 * cfg.c (cached_make_edge): Take edge_cache representing one
14963 row of the adjacency matrix of edges.
14964 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14965 (make_edges): Initialize edge_cache to represent one row of
14966 the adjacency matrix of edges.
14968 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14970 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14972 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14973 Remove unused removed_phis variable.
14974 (conditional_replacement): Use build1/build2.
14975 (abs_replacement): Use last_and_only_stmt and build1/build2.
14977 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14979 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14980 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14981 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14982 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14983 * c-common.c (handle_novops_attribute): New function.
14984 (c_common_attribute_table): Add "no vops" entry.
14985 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14986 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14987 * tree-ssa-operands.c (get_call_expr_operands): Do not
14988 create virtual operands for calls with ECF_NOVOPS flag.
14989 * tree.h (DECL_IS_NOVOPS): New macro.
14990 (struct tree_decl): Add novops_flag.
14991 (ECF_NOVOPS): New constant.
14993 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14996 * config/i386/i386.c (x86_use_himode_fiop): New.
14997 (x86_use_simode_fiop): Rename from x86_use_fiop.
14998 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14999 (TARGET_USE_HIMODE_FIOP): New.
15000 (x86_use_simode_fiop): Rename from x86_use_fiop.
15001 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
15003 * config/i386/i386.md (X87MODEI12): New mode macro define.
15004 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
15005 to implement x87 FP compare with HImode input operands.
15006 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
15007 Use X87MODEI12 mode macro to handle HImode input operands.
15008 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
15009 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
15010 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
15011 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
15012 macro to implement x87 operators with HImode input operands.
15013 (fop splitters): Use X87MODEI12 mode macro to handle HImode
15016 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15018 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
15020 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
15021 constants invariant.
15023 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15025 * basic-block.h (BB_VISITED): Removed.
15026 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
15028 2005-03-14 Falk Hueffner <falk@debian.org>
15031 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
15033 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15035 * ggc-zone.c: Fix comment typos.
15037 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
15038 stringpool.c, config/mips/mips-protos.h: Update copyright.
15040 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15042 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
15043 throughout with its typedef, "rtx".
15044 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
15045 (rs6000_tls_symbol_ref_1): Remove inline keyword.
15046 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
15047 regs in comment to match code.
15049 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15051 * except.c (check_handled): Make it static.
15052 * except.h: Remove the corresponding prototype.
15054 * function.c (get_func_frame_size): Make it static.
15055 * function.h: Remove the corresponding type.
15057 * regclass.c (reg_class_superclasses, reg_class_subclasses):
15059 * hard-reg-set.h: Remove the corresponding declarations.
15061 * tree-cfg.c (verify_stmts): Check that
15062 bb_for_stmt (stmt) == bb for every PHI node and statement.
15064 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15066 * config.gcc: Remove excess indentation.
15067 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
15069 2005-03-13 Roger Sayle <roger@eyesopen.com>
15071 PR middle-end/19331
15072 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
15073 * fold-const.c (fold_sign_changed_comparison): Likewise.
15074 (fold_binary): Optimize comparisons against widened operands if
15075 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
15077 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15079 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
15080 (sparc_override_options): Initialize it.
15081 (sparc_struct_value_rtx): Set it on the MEM to be returned.
15083 2005-03-13 David Edelsohn <edelsohn@gnu.org>
15085 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
15086 (reg_or_none500mem_operand): New predicate.
15087 (zero_reg_mem_operand): New predicate.
15088 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
15089 to reg_or_none500mem_operand.
15090 (extendsfdf2_fpr): Add MEM alternative.
15091 (extenddftf2_internal): Change operand2 predicate to
15092 zero_reg_mem_operand.
15094 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15096 * ggc-zone.c: Rewritten.
15098 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
15100 * configure.ac: Define GGC_ZONE for --with-gc=zone.
15101 * config.in: Regenerated.
15102 * configure: Regenerated.
15103 * gengtype.c (write_types_process_field, write_func_for_structure):
15104 Pass new argument to gt_pch_note_object.
15105 * ggc-common.c (struct ptr_data): Add TYPE.
15106 (gt_pch_note_object): Take TYPE argument and save it.
15107 (call_count): Update call to ggc_pch_count_object.
15108 (call_alloc): Update call to ggc_pch_alloc_object.
15109 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
15111 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
15112 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
15113 (ggc_alloc_zone_stat): Delete.
15114 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
15115 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
15116 (ggc_pch_alloc_object): Update prototypes.
15117 (garbage_zone): Delete.
15118 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
15119 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
15121 (tree_id_zone): New variable.
15122 (ggc_alloc_cleared_zone): Remove unused.
15123 (ggc_alloc_zone): Define.
15124 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
15125 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
15126 ggc_alloc_zone_stat.
15127 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
15128 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
15129 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
15130 (make_node_stat): Likewise. Use tree_id_zone.
15132 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15133 Joseph S. Myers <joseph@codesourcery.com>
15135 * configure.ac: Check for MIPS TLS.
15136 * configure: Regenerated.
15137 * config/mips/mips-protos.h (enum mips_symbol_type): Add
15138 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
15139 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
15140 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
15141 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
15142 (mips_classify_symbol, mips_symbolic_constant_p)
15143 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
15144 (mips_tls_operand_p, mips_call_tls_get_addr)
15145 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
15146 (mips_tls_symbol_ref_1): New functions.
15147 (mips_legitimize_address, mips_legitimize_const_move): Call
15148 mips_legitimize_tls_address.
15149 (override_options): Handle V1_REG and TLS symbols. Disable TLS
15151 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
15152 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
15153 (mips_char_to_class): Document V1_REG.
15154 (HAVE_AS_TLS): Provide default.
15155 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
15157 (load_got<mode>): Renamed from *load_got<mode>. Allow when
15159 (tls_get_tp_<mode>): New instruction.
15161 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15163 * configure.ac: Update checks for target tools.
15164 * configure: Regenerated.
15166 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15168 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
15170 2005-03-13 Roger Sayle <roger@eyesopen.com>
15172 * expmed.c (expand_mult): Use synthetic multiplication sequences for
15173 more classes of DImode multiplication by constant. Allow both
15174 multiplication by small negative constants (by performing a
15175 multiplication by a positive constant and negating the result) and
15176 multiplications by large powers of two, by using a left shift.
15178 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15180 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
15181 of basic blocks into work_stack.
15183 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
15184 config/mips/vr.h: Update copyright.
15186 * c-decl.c (c_init_decl_processing): Remove useless calls to
15187 build_function_type.
15189 * builtins.c (fold_trunc_transparent_mathfn,
15190 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
15191 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15192 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
15193 fold_builtin_strcpy, fold_builtin_strncpy,
15194 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
15197 * builtins.c (expand_builtin_mathfn_3): Remove local variable
15200 * lambda-code.c (lambda_compute_auxillary_space): Remove local
15201 variable determinant.
15203 * tree-cfg.c (group_case_labels): Remove local variable type.
15205 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
15208 * tree-ssa-phiopt.c (value_replacement): Remove local variable
15211 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
15214 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
15215 (*movmemqi_insn): Delete.
15216 (*movmemhi): Delete.
15218 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15220 * builtins.c (fold_builtin_classify): Take decomposed
15221 arguments of CALL_EXPR.
15222 (fold_builtin_1): Update a call to fold_builtin_classify.
15224 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
15227 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
15228 through into call to parser_xref_tag after parse error.
15229 (c_parser_struct_declaration): Consistently return NULL_TREE on
15232 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
15234 * tree-flow-inline.h (ref_contains_array_ref): New function.
15235 (lookup_subvars_for_var): Ditto.
15236 (get_subvars_for_var): Ditto.
15237 (var_can_have_subvars): Ditto.
15239 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
15240 (struct subvar): New type.
15242 * tree-dfa.c (okay_component_ref_for_subvars): New function.
15244 * tree-optimize.c (init_tree_optimization_passes): Call
15245 pass_create_structure_vars.
15247 * tree-ssa-alias.c: Include vec.h.
15248 (init_alias_info): Don't auto-clear call clobbered on struct-field
15250 (compute_flow_insensitive_aliasing): Handle subvars.
15251 (group_aliases): Handle STRUCT_FIELD aliases.
15252 (setup_pointers_and_addressables): Ditto.
15253 Don't mark variables non-addressable if they still have
15254 addressable subvars.
15255 Also mark subvars addressable when the real variable is marked
15257 (add_pointed_to_var): Try to prune the pointed-to set by only
15258 pointing to subvars when possible.
15259 Otherwise, make sure we set addresses_needed and pt_vars to
15260 properly include subvars.
15261 (bitpos_of_field): New function.
15262 (push_fields_onto_fieldstack): Ditto.
15263 (get_or_create_used_part_for): Ditto.
15264 (create_overlap_variables_for): Ditto.
15265 (find_used_portions): Ditto.
15266 (create_structure_vars): Ditto.
15267 (pass_create_structure_vars): New structure.
15269 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
15270 (get_expr_operands): Handle subvars. Also try to turn
15271 COMPONENT_REF accesses into must-defs now that we can accurately
15273 (note_addressable): Try to only mark as addressable those subvars
15274 we know a COMPONENT_REF touches.
15275 (overlap_subvar): New function.
15277 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
15278 Handle subvar storing.
15279 (vect_address_analysis): Update caller of vect_object_analysis.
15281 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
15283 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
15284 (STMT_VINFO_SUBVARS): New macro.
15286 * common.opts: add flag_tree_salias.
15288 * opts.c (decode_options): flag_tree_salias defaults to on.
15290 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
15292 * doc/tree-ssa.texi: Document structural alias analysis.
15294 2005-03-12 Steven Bosscher <stevenb@suse.de>
15296 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
15297 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
15298 * tree-ssa-operands.c (get_expr_operands): Likewise.
15299 (get_expr_operands): Likewise for ERROR_MARK.
15301 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15303 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
15306 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
15309 * tree-ssa-pre.c (compute_avail): Remove local variable val.
15310 (mark_operand_necessary): Remove local variable ver.
15312 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
15313 variable prefix_len.
15315 * value-prof.c (mod_subtract_transform): Remove local variable
15318 * builtins.c (fold_builtin_exponent): Take decomposed
15319 arguments of CALL_EXPR.
15320 (fold_builtin_1): Update a call to fold_builtin_exponent.
15322 * builtins.c (fold_builtin_logarithm): Take decomposed
15323 arguments of CALL_EXPR.
15324 (fold_builtin_1): Update a call to fold_builtin_logarithm.
15326 * c-decl.c (c_init_decl_processing): Remove local variables
15327 ptr_ftype_void and ptr_ftype_ptr.
15329 * gimplify.c (gimplify_expr): Remove local variables r0 and
15332 * reg-stack.c (move_for_stack_reg): Remove local variable
15334 (compare_for_stack_reg): Remove local variable flags_user.
15335 (convert_regs_1): Remove local variable deleted.
15337 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
15339 (combine_blocks): Remove local variables exits and new_e.
15341 * tree-inline.c (expand_call_inline): Remove local variable
15344 * tree-ssa-live.c (create_ssa_var_map,
15345 calculate_live_on_entry): Remove local variable snn.
15347 2005-03-12 Geoffrey Keating <geoffk@apple.com>
15349 * c-lex.c (c_lex_with_flags): Add parameter to call to
15352 2005-03-11 Per Bothner <per@bothner.com>
15354 * c-tree.h (struct c_declarator): New id_loc field.
15355 * c-pragma.h (c_lex_with_flags): Take position reference.
15356 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
15357 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
15358 (c_lex): Pass dummy location to c_lex_with_flags.
15359 * c-parser.c (c_lex_one_token): Set c_token's location using
15360 c_lex_with_flags, instead of input_location, which might be "ahead".
15361 (c_parser_direct_declarator): Set declarator's id_loc from
15363 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
15364 declarator's id_loc, rather than probably-imprecise input_location.
15365 (build_id_declarator): Initialize c_declarator's id_loc field.
15367 2005-03-11 Roger Sayle <roger@eyesopen.com>
15369 PR middle-end/20419
15370 * builtins.c (expand_builtin_signbit): Force the signbit's word
15371 into an integer register to avoid SUBREGs of floating point modes.
15373 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15375 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
15376 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
15377 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
15378 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
15380 2005-03-11 David Edelsohn <edelsohn@gnu.org>
15382 PR rtl-optimization/20306
15383 * expr.c (emit_move_complex): Set try_int false if mode is
15384 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
15385 emit_block_move if try_int is true.
15387 2005-03-11 Richard Henderson <rth@redhat.com>
15390 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
15391 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
15394 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15396 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
15397 (TARGET_FIX_VR4130): New macro.
15398 (TARGET_OPTIONS): Add -mfix-vr4130.
15399 (ISA_HAS_MACCHI): New macro.
15400 (ASM_SPEC): Add -mfix-vr4130.
15401 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
15402 (override_options): Handle mips_fix_vr4130_string.
15403 (mips_avoid_hazards): Clear all_noreorder_p
15404 if we're working around VR4130 errata and the macc alternatives
15406 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
15407 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
15408 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
15409 (MULTILIB_DEFAULTS): Remove leading "march=".
15410 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
15411 if no architecture option is given.
15412 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
15414 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
15415 * doc/invoke.texi: Document -mfix-vr4130.
15417 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15419 * config/mips/mips.c (override_options): Only warn about -mint64
15420 deprecation if TARGET_INT64.
15422 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15424 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
15425 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
15426 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
15427 are non-specific regarding the nonnull parameter positions.
15428 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
15429 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
15430 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15431 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
15433 * builtins.def: Use the non-specific "nonnull" attibute lists.
15435 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15437 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15438 single_pred_edge, single_succ, single_pred): Improve comments.
15440 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15442 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15443 single_pred_edge, single_succ, single_pred): New inline functions.
15444 * bb-reorder.c (rotate_loop, find_traces_1_round,
15445 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
15446 duplicate_computed_gotos): Use the single_succ/pred functions.
15447 * cfganal.c (forwarder_block_p): Ditto.
15448 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
15449 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15450 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
15451 merge_seq_blocks): Ditto.
15452 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
15453 * cfglayout.c (fixup_reorder_chain): Ditto.
15454 * cfgloop.c (mark_single_exit_loops, update_latch_info,
15455 canonicalize_loop_headers, verify_loop_structure): Ditto.
15456 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
15457 mfb_update_loops, create_preheader, force_single_succ_latches,
15458 create_loop_notes): Ditto.
15459 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15460 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
15461 commit_one_edge_insertion, purge_dead_edges,
15462 cfg_layout_can_merge_blocks_p): Ditto.
15463 * except.c (sjlj_emit_function_enter): Ditto.
15464 * flow.c (init_propagate_block_info): Ditto.
15465 * function.c (thread_prologue_and_epilogue_insns): Ditto.
15466 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
15467 insert_insn_end_bb): Ditto.
15468 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
15469 find_if_case_2): Ditto.
15470 * lambda-code.c (perfect_nestify): Ditto.
15471 * lcm.c (optimize_mode_switching): Ditto.
15472 * loop-doloop.c (doloop_modify): Ditto.
15473 * loop-init.c (loop_optimizer_init): Ditto.
15474 * loop-iv.c (simplify_using_initial_values): Ditto.
15475 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15476 * loop-unswitch.c (unswitch_loop): Ditto.
15477 * modulo-sched.c (generate_prolog_epilog): Ditto.
15478 * predict.c (combine_predictions_for_insn, estimate_probability,
15479 tree_estimate_probability, last_basic_block_p,
15480 estimate_bb_frequencies): Ditto.
15481 * profile.c (branch_prob): Ditto.
15482 * regrename.c (copyprop_hardreg_forward): Ditto.
15483 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15484 * tracer.c (layout_superblocks): Ditto.
15485 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15486 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15487 cleanup_control_expr_graph, disband_implicit_edges,
15488 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15489 tree_verify_flow_info, tree_make_forwarder_block,
15490 tree_forwarder_block_p, remove_forwarder_block,
15491 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15492 * tree-if-conv.c (tree_if_conversion): Ditto.
15493 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15494 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15495 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15496 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15497 copy_loop_headers): Ditto.
15498 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15499 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15500 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15501 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15502 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15503 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15504 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15505 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15506 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15507 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15508 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15509 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15510 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15511 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15512 slpeel_add_loop_guard): Ditto.
15514 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15516 PR tree-optimization/15784
15517 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15520 * stmt.c (expand_case): Don't change index_type. Convert minval
15521 to the proper type.
15523 PR tree-optimization/20130
15524 * fold-const.c (fold): Fold x * -1 into -x.
15526 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15528 PR rtl-optimization/20331
15529 * rtlanal.c (modified_between_p): Check its address first for MEM.
15530 (modified_in_p): Likewise.
15532 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15534 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15536 2005-03-10 Steven Bosscher <stevenb@suse.de>
15538 * expr.c (expand_expr_real_1): If possible, use a conditional
15539 move for expanding MIN_EXPR and MAX_EXPR.
15540 Use temp for moving around rtx-en.
15542 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15545 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15548 2005-03-10 Roger Sayle <roger@eyesopen.com>
15550 * builtins.c (expand_builtin_signbit): Extend to handle floating
15551 point modes wider than the largest integer type, using the
15552 operand_subword_force function to obtain the signbit's word.
15554 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15557 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15558 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15560 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15562 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15564 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15566 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15568 (perform_edge_inserts): Unconditionally call
15569 free_dominator_info.
15571 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15573 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15575 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15577 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15579 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15581 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15583 (rtl_register_value_prof_hooks,
15584 tree_value_profile_transformations,
15585 tree_register_value_prof_hooks): Likewise.
15586 * var-tracking.c (stack_adjust_offset_pre_post,
15587 variable_htab_free, variable_union, dataflow_set_different_2,
15588 count_uses, variable_was_changed, set_frame_base_location,
15589 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15590 vt_add_function_parameters): Likewise.
15591 * varasm.c (named_section_real, named_section, make_decl_rtl,
15592 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15593 const_hash_1, compare_constant, copy_constant, force_const_mem,
15594 output_constant_pool_2, output_constant_pool_1, output_constant,
15595 output_constructor, make_decl_one_only, decl_tls_model,
15596 default_no_named_section, default_elf_select_section_1,
15597 default_unique_section_1): Likewise.
15598 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15599 * vmsdbgout.c (addr_const_to_string): Likewise.
15602 * function.c (struct assign_parm_data_one): Remove last_named
15604 (assign_parm_find_data_types): Don't determine last_named.
15605 Reorder named_parm determination.
15606 (assign_parms): Only setup varargs on the last non-varadic
15609 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15611 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
15612 sda base address on medium model.
15614 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15616 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15617 * cfgloop.c (flow_loop_nodes_find): Export.
15618 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15620 * cfgloopmanip.c (fix_loop_structure): New function.
15621 * predict.c (predict_loops): Clean up the loops information.
15622 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15623 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15625 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15626 (rewrite_into_loop_closed_ssa): Declaration changed.
15627 * tree-loop-linear.c (linear_transform_loops): Add argument to
15628 rewrite_into_loop_closed_ssa call.
15629 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15630 * tree-ssa-loop-im.c (move_computations): Ditto.
15631 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15632 * tree-vectorizer.c (vectorize_loops): Ditto.
15633 * tree-optimize.c: Include cfgloop.h.
15634 (execute_todo): Choose whether to call cleanup_tree_cfg or
15635 cleanup_tree_cfg_loop.
15636 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15637 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15638 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15639 cleanup_tree_cfg_loop call.
15640 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15641 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15642 work on part of cfg.
15644 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15646 PR inline-asm/20314
15647 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15648 with multiple alternatives.
15650 * stmt.c (parse_output_constraint): Fix a typo.
15652 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15654 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15655 assembly directive instead of deprecated "no-generics".
15657 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15659 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15660 for non-offsettable memory references to cope with outstanding reload
15662 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15663 avoid losing outstanding address reloads.
15664 ("reload_outdi", "reload_outdf"): Likewise.
15666 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15668 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15669 code. Add more cbrt transformations.
15671 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15673 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15675 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15677 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15678 NULL_TREE when a given tree is not simplified.
15679 (fold): Return the original tree when any of the functions
15680 mentioned above NULL_TREE.
15682 * fold-const.c (fold_unary, fold_binary): Take decomposed
15683 arguments, code, type, op0, and op1 in case of fold_binary.
15684 (fold): Update calls to fold_unary and fold_binary.
15686 2005-03-09 Roger Sayle <roger@eyesopen.com>
15688 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15689 a fndecl and an arglist instead of a CALL_EXPR, exp.
15691 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15693 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15695 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15697 * expr.c (expand_assignment): Remove orig_to_rtx.
15699 * fold-const.c (int_const_binop): Remove no_overflow.
15701 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15703 * loop-iv.c (get_biv_step_1): Remove lhs.
15705 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15707 * real.c (real_nan): Remove neg.
15709 * function.c (thread_prologue_and_epilogue_insns): Remove i
15712 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15715 * tree-eh.c (tree_could_trap_p): Remove idx.
15717 * tree-into-ssa.c (ann): Remove ann.
15719 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15721 * tree-sra.c (decide_block_copy): Remove inst_count.
15723 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15725 * tree-ssa-loop-im.c (lhs): Remove.
15727 * cfgbuild.c (state, STATE, SET_STATE,
15728 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15730 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15731 (find_basic_blocks): Set the state of each basic block to
15734 2005-03-08 Jeff Law <law@redhat.com>
15736 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15737 goto results in the removal of edges in the CFG, then we need
15738 to recompute dominators.
15740 2005-03-09 Ben Elliston <bje@au.ibm.com>
15742 * c-common.c (c_do_switch_warnings): Comment fix.
15744 2005-03-08 Julian Brown <julian@codesourcery.com>
15746 * Patch from 2005-03-08 reverted for causing regressions and
15747 ppc-darwin bootstrap failure.
15749 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15751 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15752 Define the real function for ppc-darwin.
15753 * c-typeck.c (convert_arguments): Check for target-specific
15754 invalid argument call to unprototyped function.
15755 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15757 * target.h (invalid_arg_for_unprototyped_fn): New field
15759 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15760 default target hook.
15761 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15764 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15766 * c-typeck.c (constructor_stack, constructor_range_stack,
15767 initializer_stack): Make them static.
15769 * cfg.c (rbi_pool): Make it static.
15771 * gimple-low.c (lower_stmt_body): Make it static.
15772 * tree-flow.h: Remove the corresponding prototype. Don't
15773 declare lower_data.
15775 * sched-deps.c (cache_size): Make it static.
15777 * stor-layout.c (lang_adjust_rli): Make it static.
15779 2005-03-08 Julian Brown <julian@codesourcery.com>
15781 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15782 from being used for symbols with vague linkage when
15783 HAVE_GAS_COMDAT_GROUP is true.
15785 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15787 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15788 nlabel == JUMP_LABEL (jump).
15790 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15792 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15793 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15794 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15795 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15797 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15800 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15801 * c-common.c (handle_returns_twice): New function.
15802 (c_common_attribute_table): Declare eturns_twice' attribute.
15803 * doc/extend.texi: Document eturns_twice' attribute.
15804 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15805 (struct tree_decl): Add returns_twice_flag.
15807 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15809 * tree-ssa-phiopt.c: Fix a comment typo.
15811 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15812 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15813 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15816 2005-03-08 Richard Henderson <rth@redhat.com>
15818 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15819 builtin codes with ctzdi2, clzdi2, popcountdi2.
15820 (struct alpha_builtin_def): Add is_const.
15821 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15822 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15823 (alpha_init_builtins): Init them. Set nothrow and const attributes
15825 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15826 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15827 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15828 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15829 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15830 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15831 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15832 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15833 (TARGET_FOLD_BUILTIN): New.
15834 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15835 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15837 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15839 2005-03-08 Ira Rosen <irar@il.ibm.com>
15841 PR tree-optimization/20122
15842 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15843 condition of access function instead of base.
15845 2005-03-07 Jeff Law <law@redhat.com>
15846 Steven Bosscher <stevenb@suse.de>
15848 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15849 (find_taken_edge): Call find_taken_edge_computed_goto as
15850 appropriate. Allow any gimple invariant rather than just
15851 INTEGER_CST for VAL.
15852 (cleanup_control_flow): Cleanup a computed goto which has turned
15853 into a simple goto.
15854 (tree_merge_blocks): If block B has any forced labels, move
15855 them to the start of block A.
15856 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15857 computed gotos as well.
15858 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15859 removal of unnecessary computed gotos too.
15860 (lookup_redirection_data): Fix type of INSERT argument. Callers
15863 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15865 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15866 Remove trailing spaces.
15868 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15869 unshare_all_trees): Make them static.
15870 * tree-gimple.h: Remove the corresponding prototypes.
15872 * diagnostic.h: Remove unused prototype
15873 debug_output_buffer.
15874 * modulo-sched.c: Remove unused prototype
15875 set_row_column_for_ps.
15877 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15878 replace_phi_edge_with_variable): Remove unused variable i.
15880 2005-03-07 Per Bothner <per@bothner.com>
15882 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15884 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15887 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15888 bbs on the COND_EXPR instead of the PHI_NODEs.
15889 (candidate_bb_for_phi_optimization): Remove.
15890 (replace_phi_with_stmt): Rename to ...
15891 (replace_phi_edge_with_variable): this and change so that we
15892 replace the phi argument instead of removing the PHI.
15893 (conditional_replacement): Change so we deal with PHI with more
15894 than two arguments.
15895 (value_replacement): Likewise.
15896 (abs_replacement): Likewise.
15898 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15900 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15901 output_e500_flip_gt_bit.
15903 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15905 (rs6000_generate_compare): Fix logic to look at the correct bits.
15906 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15908 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15909 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15910 gen_move_from_CR_gt_bit.
15912 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15913 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15914 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15916 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15917 (E500_CR_IOR_COMPARE): New constant.
15919 2005-03-08 Earl Chew <earl_chew@agilent.com>
15920 David Billinghurst <David.Billinghurst@riotinto.com>
15922 * config/i386/host-cygwin.c: New file to support precompiled
15924 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15925 * config.host: Use above files for cygwin host.
15927 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15929 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15930 ordering ops from earlier change.
15932 2005-03-07 Per Bothner <per@bothner.com>
15934 Various fixes to allow us to again build if --enable-mapped-location:
15935 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15936 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15937 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15938 local variable loc. Change logic appropriately.
15939 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15940 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15941 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15942 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15943 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15945 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15947 PR rtl-optimization/19683
15948 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15949 number of bytes, to smallest_int_for_mode. Fix arguments to
15950 REG_CANNOT_CHANGE_MODE_P.
15952 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15954 * reorg.c (relax_delay_slots): Check that the jump is
15955 conditional before trying to invert it.
15957 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15959 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15962 * calls (stack_arg_under_construction): Make it static.
15964 * flow.c (regs_live_at_setjmp): Make it static.
15965 * flow.h: Remove the corresponding prototype.
15967 * reload1.c (reload_startobj, reload_firstobj,
15968 something_needs_operands_changed, reload_inherited,
15969 reload_inheritance_insn, reload_override_in,
15970 reload_spill_index): Make them static.
15972 * recog.c (verify_changes): Make it static.
15973 * recog.h: Remove the corresponding prototype.
15975 * cfgbuild.c (find_sub_basic_blocks): Remove.
15976 * basic-block.h: Remove the corresponding prototype.
15977 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15979 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15981 * tree-ssa-operands.c (check_build_stmt): Remove.
15983 * stor-layout.c (set_alignment): Remove.
15984 * tree.h: Remove the corresponding prototype.
15986 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15988 * tree-ssa-dce.c (control_dependence_map,
15989 visited_control_parents): Make them static.
15991 * cfghooks.c (verify_flow_info): Remove local variable
15994 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15997 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15999 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
16001 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
16003 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
16005 * config/ia64/hpux.h (LINK_SPEC): Add -z.
16006 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
16007 PARALLEL for an empty structure.
16009 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16011 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
16013 * fold-const.c (fold_binary): Unroll the very first "for"
16016 2005-03-06 David Edelsohn <edelsohn@gnu.org>
16018 * config/rs6000/predicates.md (branch_comparison_operator): Remove
16019 redundant match_code test.
16020 (scc_comparison_operator): Swap match_operand and match_code
16022 (branch_positive_comparison_operator): Same.
16023 (trap_comparison_operator): Use comparison_operator and swap with
16026 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
16029 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
16030 (out_movhi_r_mr): Read low byte of volatile MEM first.
16031 (out_movhi_mr_r): Write high byte of volatile MEM first.
16033 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16035 * cselib.c (reg_values, reg_values_size): Make them static.
16037 * cse.c (cse_reg_info_table): Make it static.
16039 * fold-const.c (fold_unary): Use build1 instead of copy_node.
16041 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
16043 * cse.c (find_best_addr): Use canon_for_address.
16045 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16047 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
16048 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
16049 SUBREG and MEM, respectively.
16051 * fold-const.c (fold_binary): Use code instead of t.
16053 * fold-const.c (optimize_minmax_comparison): Take decomposed
16054 arguments code, type, op0, and op1 instead of t.
16055 (fold_binary): Update a call to optimize_minmax_comparison.
16057 * fold-const.c (fold_range_test): Take decomposed arguments
16058 code, type, op0, and op1 instead of t.
16059 (fold_binary): Update a call to fold_range_test.
16061 * fold-const.c (fold_binary_op_with_conditional_arg): Take
16062 decomposed arguments code, type, op0, and op1 instead of t.
16063 (fold_binary): Update a call to fold_range_test.
16065 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16067 * fold-const.c (fold_binary): Avoid directly using the original
16068 expression t as much as possible.
16070 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16072 * c-semantics.c (build_stmt): Use TYPE_P instead of
16073 IS_NON_TYPE_CODE_CLASS.
16074 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
16075 (NON_TYPE_CHECK): Use TYPE_P instead of
16076 IS_NON_TYPE_CODE_CLASS.
16078 * fold-const.c (fold): Remove handling of binary expressions.
16080 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
16082 * doc/c-tree.texi: Wrap comments in @r{}.
16083 * doc/cpp.texi: Likewise.
16084 * doc/cppinternals.texi: Likewise.
16085 * doc/extend.texi: Likewise.
16086 * doc/md.texi: Likewise.
16087 * doc/objc.texi: Likewise.
16088 * doc/sourcebuild.texi: Likewise.
16089 * doc/tm.texi: Likewise.
16090 * doc/tree-ssa.texi
16092 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16094 * predict.c (apply_return_prediction): Standardize PHI chain
16096 * tree-ssa.c (ssa_redirect_edge): Likewise.
16098 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
16099 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
16102 * tree-phinodes.c (remove_phi_node): Drop the last argument.
16103 * tree-flow.h: Adjust the prototype for remove_phi_node.
16104 * lambda-code.c (perfect_nestify): Adjust a call to
16107 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
16108 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
16110 * tree-ssa-dce.c (remove_dead_phis): Likewise.
16111 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
16112 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
16113 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
16115 * combine.c (simplify_and_const_int): Use gen_int_mode instead
16116 of GEN_INT (trunc_int_for_mode (...)).
16117 * loop-iv.c (iv_number_of_iterations): Likewise.
16118 * postreload.c (reload_cse_move2add): Likewise.
16119 * simplify-rtx.c (simplify_const_unary_operation,
16120 simplify_const_binary_operation): Likewise.
16121 * stor-layout.c (get_mode_bounds): Likewise.
16123 * fold-const.c (fold_binary): New.
16124 (fold): Call fold_binary on binary expressions.
16126 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
16128 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
16129 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
16130 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
16131 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
16132 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
16134 2005-03-04 Devang Patel <dpatel@apple.com>
16136 PR tree-optimization/18815
16137 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16138 loops with zero exit edges.
16140 2005-03-04 Devang Patel <dpatel@apple.com>
16142 * doc/invoke.texi: Remove reference to webpage that does not exist.
16144 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
16145 Joseph S. Myers <joseph@codesourcery.com>
16148 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
16149 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
16150 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
16151 * pa.c (get_plabel): Change argument to symbol_ref. Call
16152 maybe_get_identifier instead of get_identifier.
16153 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
16154 (struct deferred_plabel): Replace name field with symbol field.
16155 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
16156 ASM_OUTPUT_EXTERNAL_REAL is defined.
16157 (output_global_address): Use output_addr_const for output of all
16159 (output_deferred_plabels): Use symbol_ref instead of name for address
16161 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
16162 ASM_OUTPUT_SYMBOL_REF): New macros.
16163 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
16165 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
16168 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
16170 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
16171 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
16173 2005-03-04 Jeff Law <law@redhat.com>
16175 * basic-block.h (rediscover_loops_after_threading): Declare.
16176 * tree-ssa-dom.c: Include cfgloop.h.
16177 (tree_ssa_dominator_optimize): Discover loops and some basic
16178 properties. Remove forwarder blocks recreated by loop header
16179 canonicalization. Also mark backedges in the CFG.
16180 * tree-ssa-threadupdate.c: Include cfgloop.h
16181 (rediscover_loops_after_threading): Define.
16182 (struct local_info): New field, JUMP_THREADED.
16183 (prune_undesirable_thread_requests): New function.
16184 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
16185 then record that fact for the callers of redirct_edges.
16186 (thread_block): If BB has incoming backedges, then call
16187 prune_undesirable_thraed_requests. Note when we are
16188 going to have to rediscover loop information. Return a
16189 boolean indicating if any jumps were threaded.
16190 (thread_through_all_blocks): Bubble up boolean indicating
16191 if any jumps were threaded.
16192 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
16193 (tree-ssa-threadupdate.o): Similarly.
16195 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16197 * fold-const.c (fold_ternary): Unroll the "for" loop to
16200 2005-03-04 Andrew Haley <aph@redhat.com>
16202 * unwind-dw2-fde-glibc.c (struct
16203 unw_eh_callback_data.check_cache): New field.
16204 (frame_hdr_cache): New.
16205 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
16206 Cache frame header info.
16208 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
16210 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
16211 (print_c_condition): Declare.
16212 * read-rtl.c (ptr_loc): New structure.
16213 (ptr_locs, ptr_loc_obstack, joined_conditions)
16214 (joined_conditions_obstack): New variables.
16215 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
16216 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
16217 (join_c_conditions, print_c_condition): New functions.
16218 (apply_macro_to_string): Associate the new string with the same
16219 source location as the old one.
16220 (add_condition_to_string): Use join_c_conditions.
16221 (read_string): Use set_rtx_ptr_loc to record a filename and line
16222 number for the string.
16223 (read_rtx): Initialize the new variables above.
16224 * genattrtab.c (write_test_expr, write_attr_value): Use
16226 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
16227 comment above the GCC_VERSION check.
16228 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
16229 Inline the definition of MAYBE_EVAL.
16230 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
16231 * genoutput.c (process_template): Likewise.
16232 * genpreds.c (write_predicate_subfunction): Likewise.
16233 (write_predicate_expr): Use print_c_condition.
16234 * genrecog.c (write_cond): Likewise.
16235 * gensupport.c (process_rtx): Use join_c_conditions to join the
16236 conditions of a define_insn_and_split. Record a source location
16237 for the string after the "&&".
16238 (alter_test_for_insn): Use join_c_conditions.
16240 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
16243 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16244 PR tree-optimization/15784
16245 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16248 2005-03-04 Ben Elliston <bje@au.ibm.com>
16250 * gcc.c (option_map): Add --coverage.
16251 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
16252 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
16253 * config/darwin.h: Pass -lgcov for `coverage'.
16254 * doc/invoke.texi (Debugging Options): Document --coverage.
16256 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16258 * gcse.c (bypass_block): Use find_edge wherever possible.
16260 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
16264 * c-opts.c (c_common_parse_file): Call start_source_file
16265 and end_source_file at the approriate times.
16267 * dwarf2out.c (dwarf2out_finish): Don't auto-end
16268 the main file, it will be done for us now.
16270 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16272 * fold-const.c (fold_ternary): New.
16273 (fold): Call fold_ternary on ternary expressions. Remove
16274 handling of ternary expressions.
16276 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16278 PR tree-optimization/15784
16279 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16282 2005-03-03 David Edelsohn <edelsohn@gnu.org>
16284 * config/rs6000/predicates.md (branch_comparison_operator):
16285 Convert from C block to conditional format.
16287 2005-03-03 Jan Hubicka <jh@suse.cz>
16289 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
16290 and non-constant public variables.
16292 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
16294 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
16297 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
16300 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
16301 calls to release_ssa_name and release_phi_node.
16303 * fold-const.c (fold): Remove handling of unary expressions.
16305 * fold-const.c (fold_unary): Avoid directly using the original
16306 expression t as much as possible.
16308 2005-03-03 Roger Sayle <roger@eyesopen.com>
16309 Andrew Pinski <pinskia@physics.uc.edu>
16311 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
16312 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
16314 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
16316 Describe special registers SRP and MOF as allocatable registers.
16317 * config/cris/cris.c (cris_md_asm_clobbers): New function.
16318 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
16319 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
16320 TARGET_HAS_MUL_INSNS.
16321 (cris_print_operand) <case 'd'>: New case.
16322 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
16323 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
16325 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
16326 (REG_ALLOC_ORDER): Update for MOF.
16327 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
16329 (GENERAL_REGS): No longer a define of ALL_REGS.
16330 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
16331 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
16332 Adjust accordingly.
16333 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
16334 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
16335 (SECONDARY_RELOAD_CLASS): Define.
16336 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
16337 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
16338 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
16339 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
16340 (REGISTER_MOVE_COST): Define.
16341 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
16342 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
16343 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
16344 (CRIS_MOF_REGNUM): New define_constants.
16345 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
16347 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
16349 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
16350 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
16351 Adjust for MOF being properly described as a register.
16352 (indir_to_reg_split): Name this split. Conditionalize on the
16353 destination register being a general register.
16354 (movei): Conditionalize on on operands 0 and 1 having the same
16357 2005-03-03 Alan Modra <amodra@bigpond.net.au>
16360 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
16361 -mcpu to override any other explicitly given flags.
16363 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
16365 * recog.c (verify_changes, confirm_change_group): New functions,
16366 broken out of apply_change_group.
16367 (apply_change_group): Use them.
16368 * recog.h (verify_change, confirm_change_group): Declare.
16369 * rtl.h (redirect_jump_2): Declare.
16370 * jump.c (redirect_exp, invert_exp): Delete.
16371 (invert_exp_1): Take second parameter. Return value. Changed caller.
16372 (redirect_jump_2): New function, broken out of redirect_jump.
16373 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
16374 (invert_jump): Use invert_jump_1 and redirect_jump_2.
16375 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
16377 2005-03-02 Geoffrey Keating <geoffk@apple.com>
16379 * varasm.c (named_section): Use xstrdup rather than doing it by
16382 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
16384 2005-03-02 Devang Patel <dpatel@apple.com>
16386 Undo PR tree-optimization/18815 fix.
16388 2005-03-02 Devang Patel <dpatel@apple.com>
16390 PR tree-optimization/18815
16391 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16392 loops with zero exit edges.
16394 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16396 * cfg.c (connect_src, connect_dest, disconnect_src,
16397 disconnct_dest): New.
16398 (unchecked_make_edge, remove_edge, redirect_edge_succ,
16399 redirect_edge_pred): Use the new functions.
16401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
16402 free_dominance_info only when needed.
16404 2005-03-02 David Edelsohn <edelsohn@gnu.org>
16407 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
16408 (reg_or_sub_cint64_operand): Same.
16410 2005-03-02 Jeff Law <law@redhat.com>
16412 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
16413 CFG_ALTERED in the main DOM iteration loop.
16415 2005-03-02 Mark Mitchell <mark@codesourcery.com>
16418 * varasm.c (initializer_constant_valid_p): Allow conversions
16419 between OFFSET_TYPEs. Tidy.
16421 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
16423 * config/cris/cris.md ("return"): Remove epilogue delay list
16426 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
16428 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
16430 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
16432 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16434 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
16435 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
16436 config/m68k/m68k.c, config/mips/mips.h,
16437 config/rs6000/rs6000-protos.h, doc/contrib.texi,
16438 doc/include/gcc-common.texi: Update copyright.
16440 PR middle-end/18029 and PR middle-end/18030
16441 * expr.c (optimize_bitfield_assignment_op): Add a special case
16442 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
16444 * fold-const.c (fold_unary): New.
16445 (fold): Call fold_unary on unary expressions.
16447 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
16449 * cgraph.h (struct cgraph_edge): Add prev_caller and
16450 prev_callee fields.
16451 (cgraph_node_remove_callees): Export.
16452 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16454 (cgraph_edge_remove_callee): New function.
16455 (cgraph_edge_remove_caller): Likewise.
16456 (cgraph_remove_edge): Use.
16457 (cgraph_redirect_edge_callee): Likewise.
16458 (cgraph_node_remove_callees): New function.
16459 (cgraph_node_remove_callers): Likewise.
16460 (cgraph_remove_node): Use.
16461 * tree-optimize.c (tree_rest_of_compilation): Use
16462 cgraph_node_remove_callees instead of manual loop.
16463 * cgraphunit.c (cgraph_finalize_function): Likewise.
16464 (cgraph_expand_function): Likewise.
16465 (cgraph_remove_unreachable_nodes): Likewise.
16467 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
16470 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16472 * c-decl.c (undeclared_variable): Take location as argument.
16473 * c-typeck.c (build_external_ref): Likewise.
16474 * c-parser.c (c_parser_postfix_expression): Pass location of
16475 identifier to build_external_ref.
16477 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16479 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16480 CCEQ mode for branch_positive_comparison_operator test.
16481 * config/rs6000/predicates (branch_comparison_operator): Revert to
16483 (scc_comparison_operator): Same.
16484 (branch_positive_comparison_operator): Same.
16486 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16488 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16489 (cris_delay_slots_for_epilogue): Remove.
16490 (save_last): Move into cris_target_asm_function_epilogue.
16491 (cris_target_asm_function_epilogue): Remove tests for file being
16493 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16494 (cris_delay_slots_for_epilogue): Remove prototypes.
16495 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16496 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16498 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16500 * config/rs6000/predicates.md (branch_comparison_operator): Change
16501 to define_special_predicate.
16502 (scc_comparison_operator): Same.
16503 (branch_positive_comparison_operator): Same.
16505 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16507 * Makefile.in (tree-ssa-sink.o): New.
16508 (OBJS-common): Add tree-ssa-sink.o.
16509 * common.opt: Add -ftree-sink
16510 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16511 * timevar.def (TV_TREE_SINK): new timevar.
16512 * tree-flow.h (is_hidden_global_store): Prototype.
16513 * tree-optimize.c (init_tree_optimization_passes): Add
16515 * tree-pass.h (pass_sink_code): New.
16516 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16517 for non-obvious global store store to is_hidden_global_store, and
16518 call that new function.
16519 * tree-ssa-sink.c: New file.
16520 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16521 * doc/passes.texi: Document forward store motion.
16522 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16523 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16524 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16525 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16527 2005-03-01 Per Bothner <per@bothner.com>
16529 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16530 and we have a non-zero column-number, add it to the message.
16531 Also factor out the diagnostic_kind_text.
16533 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16535 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16536 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16537 flow_loop_scan): Removed.
16538 (flow_loop_dump): Do not dump removed fields.
16539 (flow_loop_free): Do not free removed fields.
16540 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16541 (loop_exit_edge_p): New function.
16542 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16543 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16544 num_exits, exits_doms.
16545 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16546 LOOP_EDGES, LOOP_ALL): Removed.
16547 (flow_loop_scan): Declaration removed.
16548 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16549 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16551 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16552 (if_convert): Call flow_loops_find and flow_loops_free
16553 when calling mark_loop_exit_edges.
16554 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16555 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16556 free_dominance_info calls.
16557 * loop-init.c (flow_loops_find): Ditto.
16558 * passes.c (rest_of_handle_branch_prob): Ditto.
16559 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16560 * loop-unroll.c (analyze_insns_in_loop): Do not use
16562 * predict.c (predict_loops): Do not call flow_loop_scan.
16563 Use get_loop_exit_edges.
16564 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16565 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16566 Do not use EDGE_LOOP_EXIT.
16567 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16568 to bb_with_exit_edge_p.
16569 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16570 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16571 to bb_with_exit_edge_p.
16572 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16574 * tree-loop-linear.c (linear_transform_loops): Do not call
16575 flow_loop_scan. Use loop->single_exit.
16576 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16577 (vect_analyze_loop_form): Do not call flow_loop_scan.
16578 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16580 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16582 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16583 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16584 slpeel_tree_duplicate_loop_to_edge_cfg,
16585 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16586 Use loop_preheader_edge and loop->single_exit. Do not call
16589 2005-03-01 Nick Clifton <nickc@redhat.com>
16591 * config/arm/arm.c (thumb_find_work_register): Check all of the
16592 argument registers to see if they are free, and a couple of
16593 special cases where the last argument register but can be proved
16594 to be available during the function's prologue.
16595 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16596 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16597 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16599 (thumb_compute_save_reg_mask): Likewise. Also use
16600 thumb_find_work_register() to ensure that there is agreement about
16601 which work register is going to be used in the prologue.
16602 (thumb_output_function_prologue): Use unsigned long as the type
16603 for the register bit-mask. Also delay pushing the link register if
16604 other high registers are going to be pushed.
16605 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16606 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16607 redundant prototypes.
16609 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
16612 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
16613 and after reload in REG+REG indexed addresses without REG_POINTER
16614 set in the base and not set in the index.
16616 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16618 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16619 Don't undefine here.
16620 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16621 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16622 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16623 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16624 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16626 * config.gcc (sh*-*-linux*): Use config/linux.h.
16628 2005-02-28 Dale Johannesen <dalej@apple.com>
16629 Stan Shebs <shebs@apple.com>
16631 Rewrite of 64-bit Darwin structure-by-value pass/return.
16632 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16633 intoffset, use_stack, named.
16634 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16635 (rs6000_darwin64_record_arg_advance_flush): New.
16636 (rs6000_darwin64_record_arg_advance_recurse): New.
16637 (rs6000_darwin64_record_arg_flush): New.
16638 (rs6000_darwin64_record_arg_recurse): New.
16639 (rs6000_darwin64_record_arg): New.
16640 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16641 (function_arg_boundary): Handle 128-bit aligned structs.
16642 (function_arg_advance): Rewrite darwin64 struct handling.
16643 (function_arg): Call rs6000_darwin64_record_arg.
16644 (function_arg_partial_nregs): Handle darwin64 structs.
16645 (rs6000_darwin64_function_value): Remove.
16646 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16648 2005-02-28 Roger Sayle <roger@eyesopen.com>
16650 PR tree-optimization/20216
16651 * tree-chrec.c (tree_fold_factorial): Delete.
16652 (tree_fold_binomial): Change argument list to take a return type
16653 and change the type of K to unsigned int. Rewrite to avoid explicit
16654 evaluation of factorials, and (recursively) calling fold to perform
16655 compile-time arithmetic. Return NULL on (internal) overflow.
16656 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16657 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16658 if any intermediate calculation overflows.
16659 (chrec_apply): Update call to chrec_evaluate.
16661 2005-02-28 James E Wilson <wilson@specifixinc.com>
16663 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16665 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16668 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16669 instead of NULL_TREE on error.
16671 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16673 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16674 (EASY_VECTOR_15_ADD_SELF): Remove.
16675 (num_insns_constant_wide): Not static.
16676 (validate_condition_mode): Not static.
16677 (toc_relative_expr_p): Not static.
16678 (legitimate_indirect_address_p): Not static.
16679 (macho_lo_sum_memory_operand): Not static.
16680 (invalid_e500_subreg): Not static.
16681 (easy_vector_same): Not static.
16682 (easy_vector_splat_const): Not static.
16683 (RS6000_SYMBOL_REF_TLS_P): Remove.
16684 (any_operand): Delete.
16685 (any_parallel_operand): Delete.
16686 (count_register_operand): Delete.
16687 (altivec_register_operand): Delete.
16688 (xer_operand): Delete.
16689 (s8bit_cint_operand): Delete.
16690 (short_cint_operand): Delete.
16691 (u_short_cint_operand): Delete.
16692 (non_short_cint_operand): Delete.
16693 (exact_log2_cint_operand): Delete.
16694 (gpc_reg_operand): Delete.
16695 (cc_reg_operand): Delete.
16696 (cc_reg_not_cr0_operand): Delete.
16697 (reg_or_short_operand): Delete.
16698 (reg_or_neg_short_operand): Delete.
16699 (reg_or_aligned_short_operand): Delete.
16700 (reg_or_u_short_operand): Delete.
16701 (reg_or_cint_operand): Delete.
16702 (reg_or_arith_cint_operand): Delete.
16703 (reg_or_add_cint64_operand): Delete.
16704 (reg_or_sub_cint64_operand): Delete.
16705 (reg_or_logical_cint_operand): Delete.
16706 (got_operand): Delete.
16707 (got_no_const_operand): Delete.
16708 (easy_fp_constant): Delete.
16709 (easy_vector_constant): Delete.
16710 (easy_vector_constant_add_self): Delete.
16711 (zero_constant): Delete.
16712 (zero_fp_constant): Delete.
16713 (volatile_mem_operand): Delete.
16714 (offsettable_mem_operand): Delete.
16715 (mem_or_easy_const_operand): Delete.
16716 (add_operand): Delete.
16717 (non_add_cint_operand): Delete.
16718 (logical_operand): Delete.
16719 (non_logical_cint_operand): Delete.
16720 (mask_operand): Delete.
16721 (mask_operand_wrap): Delete.
16722 (mask64_operand): Delete.
16723 (mask64_2_operand): Delete.
16724 (and64_operand): Delete.
16725 (and64_2_operand): Delete.
16726 (and_operand): Delete.
16727 (reg_or_mem_operand): Delete.
16728 (lwa_operand): Delete.
16729 (symbol_ref_operand): Delete.
16730 (call_operand): Delete.
16731 (current_file_function_operand): Delete.
16732 (input_operand): Delete.
16733 (rs6000_nonimmediate_operand): Delete.
16734 (rs6000_tls_symbol_ref): Delete.
16735 (save_world_operation): Delete.
16736 (restore_world_operation): Delete.
16737 (load_multiple_operation): Delete.
16738 (store_multiple_operation): Delete.
16739 (vrsave_operation): Delete.
16740 (mfcr_operation): Delete.
16741 (mtcrf_operation): Delete.
16742 (lmw_operation): Delete.
16743 (stmw_operation): Delete.
16744 (branch_comparison_operator): Delete.
16745 (branch_positive_comparison_operator): Delete.
16746 (scc_comparison_operator): Delete.
16747 (trap_comparison_operator): Delete.
16748 (boolean_operator): Delete.
16749 (boolean_or_operator): Delete.
16750 (min_max_operator): Delete.
16751 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16752 (EASY_VECTOR_15): Moved to here.
16753 (EASY_VECTOR_15_ADD_SELF): Move to here.
16754 (PREDICATE_CODES): Delete.
16755 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16756 Declare functions no longer static.
16757 * config/rs6000/predicates.md: New.
16758 * config/rs6000/rs6000.md: Include predicates.md
16760 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16762 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16763 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16765 * cfgrtl.c (need_fake_edge_p): Likewise.
16766 * combine.c (distribute_notes): Likewise.
16767 * emit-rtl.c (try_split): Likewise.
16768 * recog.c (peephole2_opimize): Likewise.
16769 * reg-notes.def (ALWAYS_RETURN): Remove.
16770 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16771 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16772 * tree.h (ECF_ALWAYS_RETURN): Remove.
16774 2005-02-28 Roger Sayle <roger@eyesopen.com>
16776 PR middle-end/19874
16777 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16778 between different machine modes is never a "useless" conversion.
16780 2005-02-28 Geert Bosch <bosch@gnat.com>
16783 * doc/contrib.texi: List contributors for Ada front end
16785 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16787 * simplify-rtx.c (simplify_unary_operation_1,
16788 simplify_const_unary_operation): New, extracted from...
16789 (simplify_unary_operation): ... this one.
16790 (simplify_binary_operation_1,
16791 simplify_const_binary_operation): New, extracted from...
16792 (simplify_binary_operation): ... this one.
16793 * rtl.h (simplify_const_unary_operation,
16794 simplify_const_binary_operation): Add prototypes.
16796 2005-02-28 Julian Brown <julian@codesourcery.com>
16798 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16799 building libjava and caused PR regression/20228.
16801 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16804 * Makefile.in (host_subdir): New.
16805 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16806 * configure: Regenerate.
16808 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16810 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16811 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16812 installation directory first.
16814 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16817 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16818 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16819 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16820 * config/cris/cris.md: Tweak comments referring to Q.
16821 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16822 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16823 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16824 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16825 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16826 Insert spaces in constraints to align alternatives vertically for
16828 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16831 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16833 PR rtl-optimization/17728
16834 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16835 operand 0 from general_operand to move_dest_operand.
16837 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16839 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16840 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16841 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16842 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16844 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16846 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16847 * configure: Regenerate.
16848 * libada-mk.in: Remove CC; rename
16849 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16851 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16854 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16855 for the lhs, also walk over the tree. Likewise for rhs.
16857 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16859 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16860 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16861 Do not propagate value of iv before increment over the increment.
16863 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16865 * c-parser.c: New file.
16866 * c-parse.in: Remove.
16867 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16869 (c-parser.o): Add dependencies.
16870 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16871 maintainer-clean, TAGS): Update.
16872 * c-config-lang.in (gtfiles): Update.
16873 * gengtype-lex.l: Don't handle "@@".
16874 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16875 objc_build_synchronized, objc_begin_try_stmt,
16876 objc_begin_catch_clause, objc_finish_catch_clause,
16877 objc_build_finally_clause, objc_finish_try_stmt): New.
16878 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16880 (c_parse_init): Update comment.
16881 * c-decl.c (c_init_decl_processing): Update comment.
16882 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16883 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16884 new c_declspecs members.
16886 2005-02-25 Julian Brown <julian@codesourcery.com>
16888 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16889 from being used for symbols with vague linkage when
16890 HAVE_GAS_COMDAT_GROUP is true.
16892 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16894 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16896 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16899 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16900 (LIBGCC2_HAS_DF_MODE): New.
16901 (LIBGCC2_HAS_XF_MODE): New.
16902 (LIBGCC2_HAS_TF_MODE): New.
16903 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16904 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16905 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16906 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16907 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16908 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16909 and add _fixtfdi, _fixunstfdi, _floatditf
16910 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16911 L_fixunstfdi, L_floatditf.
16912 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16913 (LIBGCC2_HAS_TF_MODE): Define.
16915 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16917 PR tree-optimization/20204
16918 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16919 REWRITE_THIS_STMT markers on PHI nodes.
16920 (rewrite_initialize_block): Likewise.
16922 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16924 * version.c (version_string): Update to 4.1.
16926 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16928 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16929 Clarify that the alternative way doesn't work in GNU C++.
16931 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16933 PR tree-optimization/19937
16934 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16935 to the type of the induction variable.
16937 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16939 PR rtl-optimization/20117
16940 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16941 the block including noncopyable insn.
16943 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16945 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16946 calls to find_reg_note.
16948 2005-02-24 Richard Henderson <rth@redhat.com>
16951 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16954 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16956 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16957 vector types if to use base reg for misaligned non-word ld/std.
16959 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16962 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16963 dwarf2 label manually and put it after, not before the prologue.
16965 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16968 * reload.c (operands_match_p): Only increment register number for
16969 SCALAR_INT_MODE_P modes in multiple hard registers.
16971 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16974 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16976 * ChangeLog.5: Fix log message typo(s).
16977 * ChangeLog.7: Likewise.
16978 * ChangeLog.tree-ssa: Likewise.
16979 * cfgexpand.c: Fix comment typo(s).
16980 * conflict.c: Likewise.
16981 * defaults.h: Likewise.
16982 * dwarf2out.c: Likewise.
16983 * gcse.c: Likewise.
16984 * ggc-page.c: Likewise.
16985 * tree-eh.c: Likewise.
16986 * tree-ssa-dom.c: Likewise.
16988 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16991 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16992 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16993 if SHARED is defined.
16996 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16997 allow splitting only if operands 0 and 3 don't overlap.
16999 2005-02-24 Richard Henderson <rth@redhat.com>
17001 PR middle-end/19953
17002 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
17003 (fold_builtin_1): Call them.
17004 * fold-const.c (fold_complex_mult_parts): Split out from ...
17005 (fold_complex_mult): ... here. Fix typo in both imaginary case.
17006 (fold_complex_div_parts, fold_complex_div): New.
17008 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
17010 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17012 * tree-ssa-ccp.c (visit_assignment): Verify that result of
17013 VIEW_CONVERT_EXPR is_gimple_min_invariant.
17015 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
17016 (print_node): Likewise.
17017 Print TYPE_SIZES_GIMPLIFIED.
17019 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17021 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
17022 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
17023 operands as commutative in constraints.
17025 2005-02-24 Diego Novillo <dnovillo@redhat.com>
17027 * tree-into-ssa.c: Re-organize internal functions.
17029 2005-02-24 Richard Henderson <rth@redhat.com>
17031 PR middle-end/18902
17032 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
17034 * common.opt (fcx-limited-range): New.
17035 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
17036 * toplev.c (flag_complex_method): Initialize to 1.
17037 (process_options): Set flag_complex_method to 0 if
17038 flag_cx_limited_range.
17039 * doc/invoke.texi (-fcx-limited-range): New.
17041 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17043 * cse.c (delete_trivially_dead_insns): Speed up by using
17044 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
17047 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
17049 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
17050 functions when -mid-shared-library is being used.
17052 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17054 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
17055 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
17056 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
17057 * system.h: Poison LINK_LIBGCC_SPECIAL.
17059 2005-02-23 James E Wilson <wilson@specifixinc.com>
17061 * gengtype.c (note_insn_name): Make 1 element larger.
17063 2005-02-23 Roger Sayle <roger@eyesopen.com>
17066 PR rtl-optimization/20097
17067 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17068 BImode SUBREGs of SImode registers which confuse the ia64 backend.
17070 2005-02-23 David Edelsohn <edelsohn@gnu.org>
17072 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
17073 * t-aix52 (SHLIB_INSTALL): Same.
17075 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
17077 * genpreds.c: Update copyright.
17079 2005-02-23 Michael Beach <michaelb@ieee.org>
17082 * config/sparc/t-elf (startup files): Assemble with CPP.
17084 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
17086 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
17087 (write_predicate_expr): Likewise.
17089 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17091 PR tree-optimization/20100
17092 PR tree-optimization/20115
17093 * tree-optimize.c (init_tree_optimization_passes): Remove
17094 pass_maybe_create_global_var.
17095 * tree-pass.h (pass_maybe_create_global_var): Remove.
17096 * tree-ssa-alias.c (aliases_computed_p): Declare.
17097 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
17098 (count_calls_and_maybe_create_global_var): Remove.
17099 (pass_maybe_create_global_var): Remove.
17100 (init_alias_info): Do not declare aliases_computed_p.
17101 (maybe_create_global_var): If the function contains no
17102 call-clobbered variables and a mix of pure/const and regular
17103 function calls, create .GLOBAL_VAR.
17104 Mark all call-clobbered variables for renaming.
17105 (merge_pointed_to_info): Update comment.
17106 (add_pointed_to_var): Likewise.
17107 (is_escape_site): Likewise.
17108 Accept struct alias_info * instead of size_t *.
17110 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
17112 * tree-ssa-operands.c (get_call_expr_operands): If
17113 ALIASES_COMPUTED_P is false, do not add call-clobbering
17115 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
17116 (delete_tree_ssa): Likewise.
17118 2005-02-22 James E Wilson <wilson@specifixinc.com>
17120 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
17121 (do_compile): Do call it here.
17123 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17125 PR rtl-optimization/20017.
17126 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
17127 rest_of_handle_cse2, rest_of_handle_gcse): Call
17128 delete_dead_jumptables immediately before calling cleanup_cfg.
17130 2005-02-22 Devang Patel <dpatel@apple.com>
17133 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
17136 2005-02-22 David Edelsohn <edelsohn@gnu.org>
17138 * config/rs6000/aix.h (WINT_TYPE): Define.
17140 2005-02-22 Stan Shebs <shebs@apple.com>
17142 * config/rs6000/rs6000.c (rs6000_override_options): Default to
17143 natural alignment for 64-bit Darwin.
17144 (rs6000_parse_alignment_option): Warn about uses of -malign-power
17146 * doc/invoke.texi: Document this.
17148 2005-02-22 DJ Delorie <dj@redhat.com>
17150 * c-common.c (c_common_type_for_mode): Pass the mode's precision
17151 to make_[un]signed_type, not the mode itself.
17153 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17155 * cfg.c (cached_make_edge): Call make_edge if edge cache is
17156 not available. Use tail calls wherever possible.
17157 (make_edge): Call unchecked_make_edge to create an edge.
17159 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
17160 (coalesce_ssa_name): Don't check for
17161 SSANORM_USE_COALESCE_LIST.
17162 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
17164 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17166 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
17167 (rewrite_into_ssa): ... here.
17169 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
17171 PR tree-optimization/19786
17172 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
17173 tag to another's may-alias bitmap when adding to the other's list.
17175 2005-02-21 DJ Delorie <dj@redhat.com>
17177 * tree-ssa-loop-ivopts.c (computation_cost): Start register
17178 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
17179 registers in unsupported ways.
17180 * expmed.c (init_expmed): Likewise.
17182 2005-02-21 Stan Cox <scox@redhat.com>
17184 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
17186 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17188 * tree-cfg.c (fold_cond_expr_cond): New.
17189 (make_edges): Call fold_cond_expr_cond.
17190 (find_taken_edge): Accept nothing but INTEGER_CST.
17191 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
17193 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
17195 * flow.c (delete_dead_jumptables): Speed up by scanning insns
17196 that do not belong to any basic block.
17198 2005-02-21 Jeff Law <law@redhat.com>
17200 * cfganal.c (find_unreachable_blocks): Manually CSE load of
17203 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17205 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
17206 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
17207 Adjust their definitions.
17208 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
17209 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
17211 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
17212 genautomata.c, langhooks.c, langhooks.h, system.h,
17213 config/arm/lib1funcs.asm: Update copyright.
17215 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17217 * dbxout.c (dbxout_function_end): Emit Lscope label always.
17219 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
17222 * doc/install.texi: Document --with-gc.
17224 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
17226 * simplify-rtx.c (simplify_unary_operation): Add a missing
17229 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17231 PR tree-optimization/18663
17232 * tree-ssa-dom.c (extract_range_from_cond): Return 0
17233 if the type has variable bounds.
17235 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
17237 * gcse.c: Remove an obsolete comment.
17239 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
17241 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
17243 * doc/extend.texi (Function Attributes) <Attribute const>: The
17244 attribute "pure" is below this text, not above.
17246 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17248 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
17249 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
17250 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
17252 2005-02-20 Zack Weinberg <zack@codesourcery.com>
17255 * langhooks.h (struct lang_hooks): Add to_target_charset.
17256 * langhooks.c (lhd_to_target_charset): New function.
17257 * langhooks-def.h: Declare lhd_to_target_charset.
17258 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
17259 (LANG_HOOKS_INITIALIZER): Update.
17260 * c-common.c (c_common_to_target_charset): New function.
17261 * c-common.h: Declare it.
17262 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
17263 c_common_to_target_charset.
17265 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
17266 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
17267 Delete definitions.
17268 * system.h: Poison them.
17269 * doc/tm.texi: Don't discuss them.
17270 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
17271 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
17272 (pp_c_char): Do not attempt to generate letter escapes for
17274 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
17275 * config/mips/mips.c (mips_output_ascii): Likewise.
17277 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
17279 PR tree-optimization/19951
17280 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
17283 2005-02-19 Steven Bosscher <stevenb@suse.de>
17285 PR middle-end/19698
17286 * function.h (struct function): New field `max_loop_depth'.
17287 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
17288 (flow_loops_find): Reset the max loop depth count before finding loops.
17289 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
17290 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
17291 (calculate_global_regs_live): Make sure the loop will terminate
17292 when the initial sets are not empty.
17294 2005-02-19 Zack Weinberg <zack@codesourcery.com>
17296 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
17298 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
17300 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
17303 * doc/invoke.texi: Remove documentation of %M spec.
17305 (init_spec): Remove %M suffix from -lgcc_s.
17306 (do_spec_1): Remove 'M' case.
17307 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
17308 to put shared libraries in the multilib directory. Remove the
17309 shlib_so_soname substitution variable. Don't add a multilib encoding
17310 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
17311 reported by -print-multi-os-directory. Pass @multilib_dir@ to
17312 SHLIB_INSTALL as well as SHLIB_LINK.
17313 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
17314 (SHLIB_NAME): Delete.
17315 (SHLIB_DIR): New macro.
17316 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
17317 (SHLIB_INSTALL): Adjust accordingly.
17318 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
17319 * config/t-slibgcc-sld: Likewise.
17320 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
17321 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
17322 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
17324 (SHLIBUNWIND_INSTALL): Adjust accordingly.
17325 * config/i386/t-nwld (SHLIB_SONAME): Delete.
17326 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
17327 Use @shlib_base_name@ instead of @shlib_so_name@.
17328 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
17329 and @shlib_base_name@.so in @multilib_dir@.
17330 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
17331 to the install path.
17332 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
17333 (SHLIB_LINK): Remove previous workaround.
17334 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
17335 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
17336 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
17338 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
17339 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
17340 (SHLIB_INSTALL): Adjust accordingly.
17341 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
17342 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
17343 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
17344 config/t-slibgcc-elf-ver.
17346 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
17347 Jakub Jelinek <jakub@redhat.com>
17349 PR tree-optimization/19828
17350 * tree-ssa-loop-im.c: Add a TODO comment.
17351 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
17352 without side-effects.
17354 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17356 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
17359 2005-02-18 James E. Wilson <wilson@specifixinc.com>
17361 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
17362 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
17363 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
17365 (ia64_reorg): Delete fixup_errata call.
17366 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
17367 (TARGET_SWITCHES): Delete -mb-step entry.
17369 2005-02-19 Jakub Jelinek <jakub@redhat.com>
17372 * c-typeck.c (composite_type): Handle quals in transparent unions.
17373 (type_lists_compatible_p): Likewise.
17375 2005-02-18 Stan Shebs <shebs@apple.com>
17377 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
17378 expressions in the .literal8 section.
17380 2005-02-18 Geoffrey Keating <geoffk@apple.com>
17382 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
17384 2005-02-18 Roger Sayle <roger@eyesopen.com>
17386 * fold-const.c (constant_boolean_node): Always create values of the
17387 specified type, don't bother calling truthvalue_conversion.
17389 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17391 * except.c (output_function_exception_table): Call
17392 assemble_external_libcall (eh_personality_libfunc).
17394 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17397 * config/ia64/ia64.h (struct machine_function): Add state_num.
17398 * config/ia64/ia64.c (process_epilogue,
17399 process_for_unwind_directive): Use new unwind state numbers each
17400 time rather than state 1.
17402 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
17405 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
17406 before the "*llgt_didi" pattern.
17408 2005-02-18 Jason Merrill <jason@redhat.com>
17410 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
17412 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
17414 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
17415 (div0): Use it in place of ARM_FUNC_ALIAS.
17416 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
17418 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
17420 PR middle-end/20030
17421 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
17422 access, the lower bound of the array type if it exists.
17424 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
17427 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
17428 cases that are out-of-range for the index type.
17430 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17432 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
17433 (estimate_case_costs): Don't call convert.
17434 * expmed.c (expand_shift): Likewise.
17435 (make_tree): Call fold_convert instead of convert.
17437 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17440 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
17441 that ref to be marked MEM_READONLY_P doesn't have base that needs
17444 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17446 * genautomata.c (output_get_cpu_unit_code_func,
17447 output_cpu_unit_reservation_p): Don't generate old-style function
17450 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17453 PR tree-optimization/20009
17454 * convert.c (convert_to_integer): Revert 2005-02-16 change.
17456 PR tree-optimization/18947
17457 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
17458 inline, remove all nodes that are inlined into the extern inline
17461 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17463 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
17464 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
17465 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
17466 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
17469 2005-02-17 Roger Sayle <roger@eyesopen.com>
17471 PR tree-optimization/19917
17472 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17473 to be potentially trapping.
17475 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17477 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17479 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17481 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17482 tem becomes a local variable which is set to the value of the
17483 back end defined INITIAL_FRAME_ADDRESS macro.
17484 (expand_builtin_frame_address): Omit the base parameter to
17485 expand_builtin_return_addr.
17486 (expand_builtin_profile_func): Likewise.
17487 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17488 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17489 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17491 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17493 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17494 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17495 * config/frv/frv.c (frv_function_epilogue): Likewise.
17497 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17499 * lambda-code (perfect_nestify): Remove mark/unmark
17500 for rewriting hack.
17501 * tree-loop-linear.c (linear_transform_loops): Add
17502 rewrite_into_ssa call so that ssa is correct for
17503 rewriting into loop closed.
17505 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17507 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17508 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17510 * bt-load.c (btr_def_live_range, combine_btr_defs,
17511 migrate_btr_def, migrate_btr_defs): Likewise.
17512 * cfgcleanup.c (thread_jump): Likewise.
17513 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17514 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17515 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17516 df_rd_local_compute, df_reg_info_compute): Likewise.
17517 * dominance.c (init_dom_info, free_dom_info): Likewise.
17518 * flow.c (init_propagate_block_info,
17519 free_propagate_block_info): Likewise.
17520 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17521 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17522 modify_reg_pav): Likewise.
17523 * loop-invariant.c (find_defs, find_invariant_insn,
17524 find_invariants, free_inv_motion_data): Likewise.
17525 * predict.c (tree_predict_by_opcode,
17526 estimate_bb_frequencies): Likewise.
17527 * stmt.c (expand_case): Likewise.
17528 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17529 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17530 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17531 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17532 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17533 rewrite_ssa_into_ssa): Likewise.
17534 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17535 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17536 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17537 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17538 * tree-sra.c (tree_sra): Likewise.
17539 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17540 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17541 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17543 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17544 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17546 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17547 calculate_live_on_entry, calculate_live_on_exit,
17548 build_tree_conflict_graph): Likewise.
17549 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17550 record_important_candidates, set_use_iv_cost, find_depends,
17551 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17552 tree_ssa_iv_optimize_finalize): Likewise.
17553 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17554 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17555 tree_duplicate_loop_to_header_edge): Likewise.
17556 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17557 * tree-ssa.c (verify_flow_insensitive_alias_info,
17558 verify_name_tags, verify_ssa, init_tree_ssa,
17559 delete_tree_ssa): Likewise.
17560 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17561 fini_ssanames): Likewise.
17562 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17564 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17566 * config/rs6000/t-rtems: Completely reworked.
17568 2005-02-17 Ira Rosen <irar@il.ibm.com>
17570 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17572 2005-02-17 Ira Rosen <irar@il.ibm.com>
17574 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17575 POINTER_TYPE_P when checking that type is a pointer.
17576 (vect_get_memtag): Remove.
17577 (vect_address_analysis): Use POINTER_TYPE_P. Call
17578 vect_object_analysis with dummy parameter for memtag.
17579 (vect_object_analysis): Extract memtag (functionality that
17580 used to be in vect_get_memtag and moved here). Fix printings.
17581 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17582 with correct parameters. Remove call to vect_get_memtag.
17584 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17586 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17587 (tree-vectorizer.o): Added missing dependencies.
17589 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17591 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17592 declaration in tree-vectorizer.c, now has an extern declaration in
17593 tree-vectorizer.h).
17594 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17595 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17596 get_vectype_for_scalar_type, vect_is_simple_use,
17597 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17598 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17599 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17600 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17601 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17602 find_loop_location): Likewise.
17604 * tree-vectorizer.c (langhooks.h): #include removed.
17605 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17606 moved to tree-vectorized.h.
17607 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17608 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17609 get_vectype_for_scalar_type, vect_is_simple_use,
17610 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17611 vect_supportable_dr_alignment, new_loop_vec_info,
17612 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
17613 vect_set_verbosity_level, find_loop_location): Likewise.
17615 (vect_analyze_loop): Function externalized. Declaration moved to
17616 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17617 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17618 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17619 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17620 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17621 vect_enhance_data_refs_alignment, vect_analyze_operations,
17622 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17623 vect_stmt_relevant_p, vect_get_loop_niters,
17624 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17625 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17626 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17627 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17628 vect_get_memtag): Likewise.
17630 (vectorizable_load): Function externalized. Declaration moved to
17631 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17632 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17633 vect_transform_loop): Likewise.
17634 (vect_transform_stmt): Moved to tree-vect-transform.c.
17635 (vect_align_data_ref, vect_create_destination_var,
17636 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17637 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17638 vect_get_vec_def_for_operand, vect_init_vector,
17639 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17640 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17641 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17642 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17643 vect_do_peeling_for_loop_bound): Likewise.
17645 * tree-vect-analyze.c: New file.
17646 * tree-vect-transform.c: New file.
17648 2005-02-17 Jason Merrill <jason@redhat.com>
17650 PR mudflap/19319, c++/19317
17651 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17654 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17656 * doc/install.texi (Specific): Update link for Darwin-specific
17659 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17661 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17662 constant_boolean_node.
17664 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17667 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17668 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17670 2005-02-16 Richard Henderson <rth@redhat.com>
17673 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17675 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17676 replace uses with Wtype_MAXp1_F.
17677 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17678 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17679 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17680 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17681 and HAVE_TFMODE as appropriate.
17682 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17683 (__floatdisf): Likewise.
17684 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17685 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17686 (Wtype_MAXp1_F): New.
17687 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17688 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17690 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17693 * arm.c (arm_apply_result_size): New function.
17694 * arm.h (APPLY_RESULT_SIZE): Define.
17695 * arm-protos.h (arm_apply_result_size): Add prototype.
17696 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17697 (movxf): New expand.
17698 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17699 (call_value_symbol): Remove predicate for operand 0.
17700 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17701 (untyped_call): Rework to correclty return values for any type.
17702 (untyped_return): New expand.
17703 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17705 2005-02-16 Stan Shebs <shebs@apple.com>
17707 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17708 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17710 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17712 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17713 configure settings on Solaris 7 and later.
17715 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17717 PR tree-optimization/19865
17718 * tree-optimize.c (init_tree_optimization_passes): Run
17719 pass_may_alias after pass_sra.
17721 2005-02-16 Richard Henderson <rth@redhat.com>
17722 Stuart Hastings <stuart@apple.com>
17725 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17726 Do nothing if debug info suppressed for this function.
17727 (dbxout_begin_function): Early exit if debug info suppressed for
17730 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17733 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17735 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17737 PR tree-optimization/19967
17738 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17739 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17740 argument TYPE. Adjust calls to fold_builtin_XXX.
17741 (expand_builtin, fold_builtin_1): Adjust calls to
17742 expand_builtin_XXX.
17743 (fold_builtin_strchr, fold_builtin_strpbrk,
17744 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17745 result to a requested type TYPE.
17747 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17749 PR middle-end/19857
17750 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17751 (T)x & (T)cst if (T)cst overflows.
17752 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17753 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17755 2005-02-15 Jeff Law <law@redhat.com>
17757 * gcse.c (blocks_with_calls): New bitmap.
17758 (alloc_gcse_mem): Allocate it.
17759 (free_gcse_mem): Free it.
17760 (clear_modifY_mem_tables): Clear it.
17761 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17762 when we encounter CALL_INSNs.
17763 (compute_transp, case MEM): Handle blocks with calls separate
17764 from blocks without calls. Use bitmap iterators rather than
17767 2005-02-15 Peter O'Gorman <peter@pogma.com>
17770 * mklibgcc.in (vis_hide): Use a temporary object file, not
17773 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17776 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17777 access optimization.
17779 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17780 Alan Modra <amodra@bigpond.net.au>
17783 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17784 (_xlqsub): Rename to __gcc_qsub.
17785 (_xlqmul): Rename to __gcc_qmul.
17786 (_xlqdiv): Rename to __gcc_qdiv.
17787 Provide versioned symbol aliases with old names.
17788 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17789 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17790 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17791 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17792 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17794 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17796 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17797 Fold ~(A - 1) and ~(A + -1) to -A.
17799 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17803 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17804 config/pa/pa-host.c:pa_gt_pch_use_address.
17806 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17808 * tree-vn.c (get_value_handle): Make sure that given an
17809 is_gimple_min_invariant expression, we always return it.
17811 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17813 * passes.c (rest_of_handle_gcse): Fix a comment.
17815 2005-02-15 Jeff Law <law@redhat.com>
17817 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17819 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17820 (canon_list_insert, record_last_mem_set_info): Similarly.
17821 (clear_modify_mem_tables): Similarly.
17823 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17825 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17826 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17827 config/mips/mips.md, config/rs6000/aix.h,
17828 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17830 2005-02-15 Richard Henderson <rth@redhat.com>
17832 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17833 call to be best_edge.
17835 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17837 * basic-block.h: Adjust the prototype for find_basic_blocks.
17838 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17839 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17842 * flow.c (recompute_reg_usage): Remove all arguments.
17843 * passes.c (rest_of_compilation): Adjust the call to
17844 recompute_reg_usage.
17845 * rtl.h: Adjust the prototype for recompute_reg_usage.
17847 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17849 * tree-dump.c (dump_files): Update to reflect new member
17851 (dump_register): Add new argument.
17853 (dump_switch_p_1): Check against glob name if doglob was passed.
17854 (dump_switch_p): Check against regular first, then glob if
17855 we didn't have any hits on the dump name.
17856 * tree-optimize.c (register_one_dump_file):
17857 Pass in glob name as well.
17858 * tree-pass.h (struct dump_file_info): Add glob
17861 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17863 PR preprocessor/16323
17864 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17866 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17869 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17870 (trunctfdf2_internal1): New.
17871 (trunctfdf2_internal2): Renamed from trunctfdf2.
17873 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17875 PR tree-optimization/19853
17876 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17878 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17880 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17881 delete_dead_jumptables and cleanup_cfg.
17883 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17885 * reload.c (find_reloads): Swap address_reloaded flags when
17886 swapping commutative operands.
17888 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17890 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17891 Use standard_iv_increment_position for computing the bsi position
17893 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17896 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17899 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17900 life range of hard registers.
17901 * value-prof.c (insn_prefetch_values_to_profile): Only
17904 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17905 profile in libcalls.
17907 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17909 * bitmap.h (bitmap_and_compl_into): Return bool.
17910 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17912 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17914 PR tree-optimization/19944
17915 * fold-const.c (fold): Re-add ABS_EXPR folding.
17917 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17920 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17921 {TARGET,MASK}_XL_COMPAT.
17922 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17924 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17925 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17927 (rs6000_arg_partial_bytes): Same.
17928 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17929 and XL compatibility enabled.
17930 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17931 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17932 test to final condition.
17933 (cmptf_internal2): New.
17934 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17935 xl-compat. Add TFmode information to description.
17937 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17939 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17941 2005-02-13 Jason Merrill <jason@redhat.com>
17944 * fold-const.c (fold_indirect_ref_1): Split out from...
17945 (build_fold_indirect_ref): Here.
17946 (fold_indirect_ref): New fn.
17947 * tree.h: Declare it.
17948 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17949 (gimplify_modify_expr_rhs): Likewise.
17950 (gimplify_expr): Likewise.
17952 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17954 PR tree-optimization/14303
17955 PR tree-optimization/15784
17956 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17957 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17958 ABS_EXPR<x> != 0 to x != 0.
17960 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17962 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17963 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17964 spelling conventions.
17966 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17967 delete_trivially_dead_insns too many times.
17969 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17972 2005-02-12 Ira Rosen <irar@il.ibm.com>
17974 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17975 (vect_is_simple_iv_evolution): Remove redundant parameter
17977 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17978 without last parameter.
17979 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17980 Return pointer step. Call vect_is_simple_iv_evolution without
17981 last parameter. Check only that the step is multiple of size
17982 type. Remove stmt_vinfo updates.
17983 (vect_get_memtag_and_dr): Remove.
17984 (vect_get_memtag): New function.
17985 (vect_address_analysis): New function.
17986 (vect_object_analysis): New function.
17987 (vect_analyze_data_refs): Call vect_object_analysis and
17988 vect_get_memtag. Update stmt_vinfo fields.
17990 2005-02-12 Ira Rosen <irar@il.ibm.com>
17992 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17993 exist and are objects. Remove checks for pointer.
17994 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17995 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17996 (vect_create_data_ref_ptr): Likewise.
17997 (vect_base_addr_differ_p): New function.
17998 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17999 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
18000 Don't set the DR_BASE_NAME field of data-ref.
18001 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
18003 2005-02-12 Uros Bizjak <uros@kss-loka.si>
18005 * optabs.h (enum optab_index): Add new OTI_ldexp.
18006 (ldexp_optab): Define corresponding macro.
18007 * optabs.c (init_optabs): Initialize ldexp_optab.
18008 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
18010 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
18012 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
18013 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
18015 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
18016 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
18019 2005-02-12 Ira Rosen <irar@il.ibm.com>
18021 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
18023 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
18025 (vect_get_base_and_offset): Always return an address.
18026 (vect_create_addr_base_for_vector_ref): Remove treatment for
18027 different data reference types.
18028 (vect_compute_data_ref_alignment): Rename base to base_address in
18029 stmt_vec_info. Get the object in order to force its alignment.
18030 (vect_get_memtag_and_dr): Rename base to base_address in
18031 stmt_vec_info. Extract the object for memtag analysis.
18033 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
18035 PR regression/19898.
18036 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
18037 changes cc_status, use apply modified_in_p to part of cc_status
18038 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
18041 2005-02-11 Richard Henderson <rth@redhat.com>
18043 * tree-complex.c (expand_complex_libcall): New.
18044 (expand_complex_multiplication): Use it for c99 compliance.
18045 (expand_complex_division): Likewise.
18046 * fold-const.c (fold_complex_add, fold_complex_mult): New.
18048 * builtins.c (built_in_names): Remove const.
18049 * tree.c (build_common_builtin_nodes): Build complex arithmetic
18051 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
18052 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
18053 (built_in_names): Remove const.
18054 * c-common.c (c_common_type_for_mode): Handle complex modes.
18055 * flags.h, toplev.c (flag_complex_method): Rename from
18056 flag_complex_divide_method.
18057 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
18058 __mulsc3, __muldc3, __mulxc3, __multc3): New.
18059 * libgcc2.h: Declare them.
18060 * libgcc-std.ver: Export them.
18061 * mklibgcc.in (lib2funcs): Build them.
18063 2005-02-11 Steven Bosscher <stevenb@suse.de>
18065 PR tree-optimization/19876
18066 Partially revert my change from 2005-01-14
18067 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
18068 (compute_antic): ...and remove the loop here.
18070 2005-02-11 Jakub Jelinek <jakub@redhat.com>
18072 PR middle-end/19858
18073 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
18074 is number of inner's bits, avoid creating a BIT_FIELD_REF.
18076 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
18077 crtend.o if -pie. Use %{x:a;:b} spec syntax.
18079 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
18081 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
18082 offsets for the big-endian 32-bit case.
18084 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
18086 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
18088 2005-02-11 Dale Johannesen <dalej@apple.com>
18090 * cselib.c (cselib_process_insn): Clear out regs where
18091 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
18092 * reload.c (find_equiv_reg): Ditto.
18094 2005-02-11 Ian Lance Taylor <ian@airs.com>
18096 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
18099 * tree.c (build_function_type_list): Work correctly if there are
18102 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
18104 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
18105 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
18106 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
18107 TARGET_ZARCH instead of TARGET_64BIT.
18109 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
18111 * config/rs6000/t-rtems:
18112 (MULTILIB_OPTIONS): Remove mcpu=602.
18113 (MUTLILIB_DIRNAMES): Remove m602.
18114 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
18115 Let mcpu=602 match mcpu=603.
18116 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
18118 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18120 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
18121 signal trampolines.
18123 2005-02-10 David Daney <ddaney@avtrex.com>
18125 * config/alpha/linux-unwind.h: Add exception clause to copyright.
18126 * config/i386/linux-unwind.h: Likewise.
18127 * config/ia64/linux-unwind.h: Likewise.
18128 * config/mips/linux-unwind.h: Likewise.
18129 * config/pa/linux-unwind.h: Likewise.
18130 * config/rs6000/linux-unwind.h: Likewise.
18131 * config/s390/linux-unwind.h: Likewise.
18132 * config/sh/linux-unwind.h: Likewise.
18133 * config/sparc/linux-unwind.h: Likewise.
18135 2005-02-10 Steven Bosscher <stevenb@suse.de>
18137 PR tree-optimization/17549
18138 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
18139 TER to replace a DEF with its expression if the DEF and the
18140 rhs of the expression we replace into have the same root
18143 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
18145 * config/mips/mips.md: Fix the placement of the match_scratch in the
18148 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18150 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
18153 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
18155 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
18156 (strip_offset): Handle addresses.
18157 (add_address_candidates): Use strip_offset.
18158 (difference_cost): Reflect strip_offset change.
18159 (force_var_cost, difference_cost): Strip nops.
18161 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18163 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
18165 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
18166 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
18167 config/cris/cris-protos.h, config/cris/cris.c: Update
18170 2005-02-10 Jeff Law <law@redhat.com>
18172 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
18173 (lookup_avail_expr): Similarly.
18175 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
18177 * builtins.c (fold_builtin_powi): New function.
18178 (fold_builtin_1): Call it.
18180 2005-02-10 Steven Bosscher <stevenb@suse.de>
18182 PR documentation/19309
18183 * doc/cpp.texi: The __GNUC__ and related predefined macros
18184 are also defined for the "standalone" cpp.
18185 Some non-GCC compilers may also define __GNUC__.
18187 2005-02-10 Jakub Jelinek <jakub@redhat.com>
18190 * c-typeck.c (common_type): New routine. Old common_type renamed
18192 (c_common_type): ...this.
18193 (build_conditional_expr, build_binary_op): Use c_common_type instead
18196 2005-02-10 Steven Bosscher <stevenb@suse.de>
18198 * doc/md.texi: Replace @samp{length} with @code{length}.
18200 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18202 PR tree-optimization/18687
18203 * tree-flow.h (find_loop_niter): Declare.
18204 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
18205 Try using scev even for loops with more than one exit.
18206 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
18207 (struct ivopts_data): Added niters field.
18208 (struct nfe_cache_elt): New.
18209 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
18211 (tree_ssa_iv_optimize_init): Initialize niters cache.
18212 (determine_number_of_iterations): Removed.
18213 (find_induction_variables): Do not call determine_number_of_iterations.
18214 Access niters for single exit through niter_for_single_dom_exit.
18215 (add_iv_outer_candidates): Access niters for single exit through
18216 niter_for_single_dom_exit.
18217 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
18218 number_of_iterations_cond.
18219 (iv_period): New function.
18220 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
18221 (may_replace_final_value): Take data argument. Use
18222 niter_for_single_dom_exit.
18223 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
18224 (rewrite_use_compare): Pass data to may_eliminate_iv.
18225 (rewrite_use_outer): Pass data to may_replace_final_value.
18226 (free_loop_data): Clean up the niters cache.
18227 (tree_ssa_iv_optimize_finalize): Free the niters cache.
18228 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
18229 * tree-ssa-loop-niter.c (find_loop_niter): New function.
18230 (find_loop_niter_by_eval): Use tree_int_cst_lt.
18231 (num_ending_zeros): Moved to tree.c.
18232 * tree.h (num_ending_zeros): Declare.
18233 * tree.c (num_ending_zeros): Moved from tree.c.
18235 2005-02-09 Richard Henderson <rth@redhat.com>
18237 * builtins.c (DEF_BUILTIN): Add COND argument.
18238 * tree.h (DEF_BUILTIN): Likewise.
18239 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
18240 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
18242 (DEF_BUILTIN_STUB): New.
18243 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
18244 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
18245 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
18246 * c-common.c (DEF_BUILTIN): Add COND argument.
18247 * tree.c (local_define_builtin): New.
18248 (build_common_builtin_nodes): New.
18250 2005-02-09 Roger Sayle <roger@eyesopen.com>
18252 * fold-const.c (fold_strip_sign_ops): New function to simplify a
18253 floating point expression ignoring the sign of the result.
18254 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
18255 (fold) <MULT_EXPR>: Use it to simplify x*x.
18256 * tree.h (fold_strip_sign_ops): Prototype here.
18257 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
18258 argument. Use fold_strip_sign_ops to simplify the first argument.
18259 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
18260 first argument when the second argument is an even integer
18261 constant, but only with -funsafe_math_optimizations.
18262 (fold_builtin_1): Update call to fold_builtin_copysign.
18264 2005-02-09 Ian Lance Taylor <ian@airs.com>
18266 PR middle-end/19583
18267 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
18268 just check whether EH_FILTER_FAILURE falls through.
18270 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
18272 * gcc/haifa-sched.c (schedule_block): Make queued sched group
18273 insns return to ready list in the next turn.
18275 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18277 PR middle-end/19402
18278 * builtins.def: New __builtin_powi[lf].
18279 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
18280 (expand_builtin_powi): New function.
18281 (expand_builtin): Dispatch to expand_builtin_powi.
18282 * libgcc2.h: Add prototypes for __builtin_powi[lf].
18283 * libgcc2.c: Add __builtin_powi[lf] implementation.
18284 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
18285 * optabs.h: Add powi_optab.
18286 * optabs.c (init_optabs): Initialize powi_optab.
18287 * doc/extend.texi: Document __builtin_powi[lf].
18289 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
18291 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
18294 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18296 PR middle-end/19854
18297 * fold-const.c (try_move_mult_to_index): Remove redundant
18298 type argument. Create ADDR_EXPR with correct type.
18299 (fold): Update callers of try_move_mult_to_index. Convert
18300 result to the appropriate type.
18302 2005-02-09 Roger Sayle <roger@eyesopen.com>
18305 * config/avr/avr.c (default_rtx_costs): Delete.
18306 (avr_operand_rtx_cost): New function.
18307 (avr_rtx_costs): Completely rewrite.
18309 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
18312 * config/cris/cris.c (in_code): New variable.
18313 (cris_output_addr_const): Now a static function, a wrapper for
18315 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
18316 case from old cris_output_addr_const.
18317 (cris_asm_output_label_ref): Similar for LABEL_REF.
18318 (cris_output_addr_const_extra): Similar for UNSPEC.
18319 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
18320 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
18321 * config/cris/cris-protos.h (cris_output_addr_const): Remove
18323 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
18324 (cris_asm_output_label_ref): Declare.
18326 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
18328 PR preprocessor/19801
18329 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
18330 filenames that changed when libcpp was moved to the toplevel.
18332 2005-02-07 Roger Sayle <roger@eyesopen.com>
18334 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
18335 zero extensions of BImode operands. Call lowpart_subreg instead
18336 of gen_lowpart_common and gen_lowpart_SUBREG.
18338 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
18341 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
18342 * configure.ac: Set cc_for_cross_gnattools.
18343 * configure: Regenerate.
18345 2005-02-08 Alan Modra <amodra@bigpond.net.au>
18348 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
18350 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18353 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
18354 of nested functions.
18356 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
18358 * doc/extend.texi: Document deprecated extensions allowing
18359 static floating-point members to have initializers and allowing
18360 floating-point literals in integral constant expressions.
18362 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
18364 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
18365 config/darwin7.h, config/mips/mips.c,
18366 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
18369 * cse.c: Update comments.
18371 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
18373 PR middle-end/19775
18374 * builtins.c (fold_builtin_sqrt): Transform
18375 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
18378 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
18379 Dorit Naishlos <dorit@il.ibm.com>
18381 * doc/invoke.texi (ftree-vectorizer-verbose): New.
18382 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
18383 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
18385 * tree.h (vect_set_verbosity_level): New extern function declaration
18387 * tree-vectorizer.h (verbosity_levels): New enum type.
18388 * tree-vectorizer.c (vect_debug_stats): Function removed.
18389 (vect_debug_details): Likewise.
18390 (vect_verbosity_level): Global variable was defined and initialized.
18391 (vect_dump): Global variable definition.
18392 (vect_print_dump_info): New function.
18393 (vect_set_dump_settings): New function.
18394 (vect_set_verbosity_level): New function.
18395 (vectorize_loops): Add call to vect_set_dump_settings.
18397 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
18398 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18399 (slpeel_tree_peel_loop_to_edge): Likewise.
18401 (vect_analyze_offset_expr): Call to vect_print_dump_info with
18402 appropriate verbosity level instead of call to vect_debug_details
18403 or vect_debug_stats.
18404 (vect_get_base_and_offset):
18405 (vect_create_addr_base_for_vector_ref):
18406 (get_vectype_for_scalar_type):
18407 (vect_create_data_ref_ptr):
18408 (vect_init_vector):
18409 (vect_get_vec_def_for_operand):
18410 (vect_finish_stmt_generation):
18411 (vectorizable_assignment):
18412 (vectorizable_operation):
18413 (vectorizable_store):
18414 (vectorizable_load):
18415 (vect_transform_stmt):
18416 (vect_update_ivs_after_vectorizer):
18417 (vect_do_peeling_for_loop_bound):
18418 (vect_update_inits_of_drs):
18419 (vect_do_peeling_for_alignment):
18420 (vect_transform_loop):
18421 (vect_is_simple_use):
18422 (vect_analyze_operations):
18423 (vect_is_simple_iv_evolution):
18424 (vect_analyze_scalar_cycles):
18425 (vect_analyze_data_ref_dependence):
18426 (vect_analyze_data_ref_dependences):
18427 (vect_compute_data_ref_alignment):
18428 (vect_enhance_data_refs_alignment):
18429 (vect_analyze_data_refs_alignment):
18430 (vect_analyze_data_ref_access):
18431 (vect_analyze_data_ref_accesses):
18432 (vect_analyze_pointer_ref_access):
18433 (vect_get_memtag_and_dr):
18434 (vect_analyze_data_refs):
18435 (vect_mark_relevant):
18436 (vect_stmt_relevant_p):
18437 (vect_mark_stmts_to_be_vectorized):
18438 (vect_can_advance_ivs_p):
18439 (vect_get_loop_niters):
18440 (vect_analyze_loop_form):
18441 (vect_analyze_loop):
18442 (vectorize_loops): Likewise.
18444 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
18445 (vect_update_inits_of_drs):
18446 (vect_do_peeling_for_alignment):
18447 (vect_transform_loop):
18448 (vect_analyze_operations):
18449 (vect_analyze_scalar_cycles):
18450 (vect_analyze_data_ref_dependences):
18451 (vect_analyze_data_refs_alignment):
18452 (vect_analyze_data_ref_accesses):
18453 (vect_analyze_data_refs):
18454 (vect_mark_stmts_to_be_vectorized):
18455 (vect_get_loop_niters):
18456 (vect_analyze_loop_form):
18457 (vect_analyze_loop): Likewise.
18458 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
18460 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
18464 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18465 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18466 either -ffast-math or -funsafe-math-optimizations is in use.
18468 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18469 * config/mips/irix-csr.c: New file.
18470 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18471 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18472 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18475 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18477 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18478 redundant, incorrect definitions.
18480 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18482 ("*tls_indirect_call"): New, reference hard regs directly.
18483 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18485 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18487 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18488 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18490 2005-02-06 Roger Sayle <roger@eyesopen.com>
18492 PR rtl-optimization/19800
18493 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18494 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18497 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18499 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18501 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18504 * doc/invoke.texi: Correct documentation of -freorder-functions.
18506 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18509 * doc/invoke.texi: Don't mention gccbug.
18511 2005-02-06 Roger Sayle <roger@eyesopen.com>
18512 Andrew Pinski <pinskia@physics.uc.edu>
18513 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18515 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18516 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18517 into just (zero_extract:SI FOO (const_int 1) BAR).
18519 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18521 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18522 macro locally. Don't give last revision date. Use GCC version
18523 number from gcc-common.texi.
18524 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18525 revision date. Use GCC version number from gcc-common.texi.
18526 Describe being a library as current state rather than as 3.x
18528 * doc/gcc.texi: Remove last update date.
18529 * doc/gccint.texi: Likewise. Update copyright dates.
18530 * doc/install.texi: Update copyright dates.
18532 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18535 * doc/invoke.texi: Mention for each option included in -Wall that
18536 it is included in -Wall.
18537 * doc/gcc.texi: Update copyright and last modification date.
18539 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18541 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18542 unnecessary cast to original induction variable increments.
18544 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18546 PR tree-optimization/18219
18547 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18548 in distributed form.
18550 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18552 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18553 Set bitpos and offset later in the function. Do nothing if the
18554 target is a register and if the bitfield lies completely outside
18556 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18557 here. Return an uninitialised register if the source value is stored
18558 in a register and the bitfield lies completely outside that register.
18560 2005-02-06 Steven Bosscher <stevenb@suse.de>
18562 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18565 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18567 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18569 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18571 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18572 * config/darwin8.h: New.
18573 * config/darwin7.h: Update comment.
18575 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18576 Dorit Naishlos <dorit@il.ibm.com>
18578 * tree-vectorizer.h (LOC): New type.
18579 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18580 (loop_line_number): New field in struct _loop_vec_info.
18581 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18583 * tree-vectorizer.c (input.h): Included.
18584 (find_loop_location): New function.
18585 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18586 loop line number removed.
18587 (vect_debug_details): Likewise.
18588 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18590 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18591 call to vect_debug_details/stats changed from loop to loop_loc.
18592 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18593 (slpeel_tree_peel_loop_to_edge): Likewise.
18595 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18596 changed from NULL to UNKNOWN_LOC.
18597 (vect_get_base_and_offset):
18598 (vect_create_addr_base_for_vector_ref):
18599 (get_vectype_for_scalar_type):
18600 (vect_create_data_ref_ptr):
18601 (vect_init_vector):
18602 (vect_get_vec_def_for_operand):
18603 (vect_finish_stmt_generation):
18604 (vectorizable_assignment):
18605 (vectorizable_operation):
18606 (vectorizable_store):
18607 (vectorizable_load):
18608 (vect_transform_stmt):
18609 (vect_update_ivs_after_vectorizer):
18610 (vect_do_peeling_for_loop_bound):
18611 (vect_do_peeling_for_alignment):
18612 (vect_transform_loop):
18613 (vect_is_simple_use):
18614 (vect_analyze_operations):
18615 (vect_is_simple_iv_evolution):
18616 (vect_analyze_scalar_cycles):
18617 (vect_analyze_data_ref_dependences):
18618 (vect_compute_data_ref_alignment):
18619 (vect_enhance_data_refs_alignment):
18620 (vect_analyze_data_ref_access):
18621 (vect_analyze_data_ref_accesses):
18622 (vect_analyze_pointer_ref_access):
18623 (vect_get_memtag_and_dr):
18624 (vect_analyze_data_refs):
18625 (vect_mark_relevant):
18626 (vect_stmt_relevant_p):
18627 (vect_mark_stmts_to_be_vectorized):
18628 (vect_can_advance_ivs_p):
18629 (vect_get_loop_niters):
18630 (vect_analyze_loop):
18631 (vectorize_loops): Likewise.
18633 (vectorizable_load): Argument in call to vect_debug_details/stats
18634 changed from loop to LOOP_LOC (loop_vinfo).
18635 (vect_transform_loop):
18636 (vect_analyze_operations):
18637 (vect_analyze_scalar_cycles):
18638 (vect_analyze_data_ref_dependence):
18639 (vect_enhance_data_refs_alignment):
18640 (vect_analyze_data_ref_accesses):
18641 (vect_analyze_pointer_ref_access):
18642 (vect_analyze_data_refs):
18643 (vect_analyze_loop): Likewise.
18645 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18646 changed from loop to loop_loc.
18648 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18650 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18651 Dorit Naishlos <dorit@il.ibm.com>
18653 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18655 (vect_analyze_data_ref_dependences): Likewise.
18657 (vect_is_simple_use): Argument changed from loop structure to
18658 loop_vect_info structure.
18659 (vect_can_advance_ivs_p): Likewise.
18660 (vect_create_index_for_vector_ref): Likewise.
18661 (vect_update_ivs_after_vectorizer): Likewise.
18662 (new_stmt_vec_info): Likewise.
18664 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18665 changed from loop to loop_vinfo.
18666 (vect_create_data_ref_ptr): First argument in call to
18667 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18668 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18669 was changed from loop to loop_vinfo.
18670 (vectorizable_operation): Likewise.
18671 (vectorizable_store): Likewise.
18672 (vect_mark_stmts_to_be_vectorized): Likewise.
18673 (vect_do_peeling_for_loop_bound): First argument in call to
18674 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18675 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18676 was changed from loop to loop_vinfo.
18677 (vect_analyze_data_ref_dependences): Third argument in call to
18678 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18680 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18681 (vect_create_data_ref_ptr): Likewise.
18682 (vect_init_vector): Likewise.
18683 (vect_get_vec_def_for_operand): Likewise.
18684 (vectorizable_assignment): Likewise.
18685 (vectorizable_operation): Likewise.
18686 (vectorizable_store): Likewise.
18687 (vectorizable_load): Likewise.
18688 (vect_update_ivs_after_vectorizer): Likewise.
18689 (vect_is_simple_use): Likewise.
18690 (vect_analyze_data_ref_dependence): Likewise.
18691 (vect_analyze_pointer_ref_access): Likewise.
18692 (vect_can_advance_ivs_p): Likewise.
18694 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18695 before _stmt_vec_info.
18696 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18697 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18698 (new_stmt_vec_info): Argument changed from loop structure to
18699 loop_vect_info structure
18701 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18702 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18703 (vect_create_addr_base_for_vector_ref): Likewise.
18704 (vect_analyze_pointer_ref_access): Likewise.
18706 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18709 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18710 phi flag if the phi is abnormal.
18712 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18715 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18716 information for the new statement.
18718 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18721 * gcc.c (main): Include the target in -v output.
18723 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18725 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18726 Do not drop the extend if we'd have to add a paradoxical subreg
18727 later. Include optabs.h and insn-codes.h.
18728 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18730 2005-02-02 Roger Sayle <roger@eyesopen.com>
18732 PR middle-end/19405
18733 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18734 * fold-const.c (const_binop): Avoid constant folding floating
18735 point operations in modes that use composite representations.
18736 * simplify-rtx.c (simplify_binary_operation): Likewise.
18738 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18740 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18742 (altivec_dstt): Likewise.
18743 (altivec_dstst): Likewise.
18744 (altivec_dststt): Likewise.
18745 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18748 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18750 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18751 EXPR_LOCUS from orig_cond to the new cond_stmt.
18752 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18755 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18757 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18758 standard_iv_increment_position. Remove call to bsi_next
18759 (no need to bump the iterator anymore).
18760 (vect_create_index_for_vector_ref): Call
18761 standard_iv_increment_position. Remove second function argument.
18762 (vect_finish_stmt_generation): Remove call to bsi_next
18763 (no need to bump the iterator anymore).
18764 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18765 to vect_create_index_for_vector_ref.
18767 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18769 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18770 phis are used out of the loop.
18772 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18775 * c-decl.c (undef_nested_function): New variable.
18776 (pop_scope): Diagnose undefined nested functions.
18777 (finish_function): Don't attempt cgraph processing or genericizing
18778 if current top-level function contained an undefined nested
18779 function. Reset undef_nested_function at the end of a top-level
18782 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18784 * tree.c (build_int_cst_type): Take sign of the value into account
18785 when deciding whether sign extend the value.
18787 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18790 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18791 (cpp_options, cc1_options): Change %{std*&ansi} to
18792 %{std*&ansi&trigraphs}.
18794 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18796 * cse.c: Update comments.
18798 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18800 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18801 arguments go on the stack. Do not put complex doubles in odd/even
18804 2005-02-02 Steven Bosscher <stevenb@suse.de>
18806 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18807 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18808 -ftree-pre, and -fthread-jumps.
18810 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18812 PR tree-optimization/19578
18813 * tree-flow.h (modified_noreturn_calls): Declare.
18814 (noreturn_call_p): Declare.
18815 * tree-flow-inline.h (noreturn_call_p): New function.
18816 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18817 * tree-cfg.c (modified_noreturn_calls): New variable.
18818 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18819 that contain a mid-block noreturn call.
18820 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18822 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18824 * df.c (df_def_record_1, df_uses_record): Don't use
18826 * df.h (DF_FOR_REGALLOC): Remove.
18828 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18831 * c-typeck.c (really_start_incremental_init): Reset
18832 constructor_max_index for arrays of incomplete type.
18834 2005-02-02 Jeff Law <law@redhat.com>
18836 * gcse.c (struct reg_set): Store the block index where the register
18837 was set rather than the setting insn.
18838 (record_one_set, compute_transp): Corresponding changes.
18839 (pre_insert_copy_insn): Do not call replace_one_set.
18840 (replace_one_set): Remove.
18842 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18845 * doc/gcov.texi: Fix typo.
18847 2005-02-01 Richard Henderson <rth@redhat.com
18850 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18851 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18853 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18854 * config/i386/i386-protos.h: Update.
18856 2005-02-01 Steven Bosscher <stevenb@suse.de>
18858 PR tree-optimization/19217
18859 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18860 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18861 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18862 that it is walking a PHI node.
18864 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18866 * doc/extend.texi (Nested Functions): Update.
18868 2005-02-01 Richard Henderson <rth@redhat.com>
18871 * optabs.c (expand_copysign_absneg): Export.
18872 * optabs.h (expand_copysign_absneg): Declare.
18873 * config/rs6000/rs6000.md (copysigntf3): New.
18875 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18877 PR tree-optimization/19633
18878 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18879 * tree-ssa-alias.c (init_alias_info): Initialize.
18880 (merge_pointed_to_info): Set.
18881 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18882 (dump_points_to_info_for): Show value of pt_null.
18883 (struct count_ptr_d): Declare.
18884 (find_ptr_dereference): Remove.
18885 (ptr_is_dereferenced_by): Remove.
18886 (count_ptr_derefs): New local function.
18887 (count_uses_and_derefs): New local function.
18888 (compute_points_to_and_addr_escape): Call it. If the number
18889 of dereferences is greater than zero, mark the pointer as
18890 dereferenced. If there are fewer dereferences than uses of
18891 the pointer, the pointer's value escapes.
18893 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18895 PR tree-optimization/19670
18896 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18898 (verify_use): ... set it here, instead.
18900 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18902 * doc/sourcebuild.texi (Test directives): Fix formatting.
18904 * doc/sourcebuild.texi (Test directives): Describe selector
18907 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18909 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18910 specific 64-bit CPUs.
18912 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18915 * arm.c (arm_eliminable_register): New function.
18916 (adjacent_mem_locations): Don't allow eliminable registers. Use
18917 HOST_WIDE_INT for address offsets.
18918 * arm-protos.h (arm_eliminable_register): Add prototype.
18920 2005-02-01 Steven Bosscher <stevenb@suse.de>
18922 PR optimization/15242
18923 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18924 * basic-block.h (duplicate_computed_gotos): Add prototype.
18925 * bb-reorder.c (duplicate_computed_gotos): New function to
18926 duplicate sufficiently small blocks ending in a computed jump.
18927 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18928 if not optimizing for size.
18929 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18930 never do tail merging for blocks ending in a computed jump.
18931 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18933 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18935 Patch from Richard Sandiford <rsandifo@redhat.com>
18936 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18937 from inheriting a subreg equivalence with a non-spill register.
18939 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18941 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18943 * config/frv/frv.c (movcc_fp_destination_operand): New.
18944 (gpr_or_memory_operand): Fix typo in comment.
18945 (gpr_or_memory_operand_with_scratch): New.
18946 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18947 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18948 movcc_fp_destination_operand.
18949 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18950 Legitimize memory addresses using a scratch register.
18952 2005-01-31 Jeff Law <law@redhat.com>
18954 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18955 bitmap a sparse bitmap instead of a simple bitmap.
18956 (mark_def_sites_initialize_block): Corresponding changes.
18957 (ssa_mark_def_sites_initialize_block): Likewise.
18958 (ssa_mark_phi_uses): Likewise.
18959 (mark_def_site, ssa_mark_def_sites): Likewise.
18960 (mark_def_site_blocks): Likewise.
18961 (rewrite_ssa_into_ssa): Likewise.
18963 * tree-ssa-dom.c (record_cond): Pass correct variable type
18964 for last argument to htab_find_slot_with_hash.
18966 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18967 effects when optimizing 0 % X. Do not try to optimize X % 0.
18969 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18971 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18974 2005-02-01 Eric Christopher <echristo@redhat.com>
18976 * config/mips/mips.c (override_options): Warn if -mint64
18978 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18981 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18983 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18985 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18986 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18987 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18988 (cached_regno): Initialize to INVALID_REGNUM.
18989 (cse_reg_info_table_size,
18990 cse_reg_info_table_first_uninitialized,
18991 cse_reg_info_timestamp): New.
18992 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18994 (init_cse_reg_info, get_cse_reg_info_1): New.
18995 (get_cse_reg_info): Cache the last look-up.
18996 (new_basic_block): Update the code to clear mappings from
18997 registers to cse_reg_info entries.
18998 (cse_main): Call init_cse_reg_info.
19000 * cse.c (get_cse_reg_info): Update a comment.
19002 2005-01-31 Steven Bosscher <stevenb@suse.de>
19005 * c-decl.c (start_decl): Do not warn about arrays of elements with
19006 an incomplete type here.
19007 (grokdeclarator): Do it here by making a pedwarn an error.
19008 * c-typeck.c (push_init_level): If there were previous errors with
19009 the constructor type, do not warn about braces for initializers.
19010 (process_init_element): Likewise for excess initializer elements.
19012 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
19014 * cse.c (delete_trivially_dead_insn): Don't iterate.
19016 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
19018 * config/rs6000/rs6000.md (copysignsf3): New expand.
19019 (copysigndf3): Likewise.
19021 2005-01-31 Steven Bosscher <stevenb@suse.de>
19023 * recog.c (constrain_operands): Only look for earlyclobber operand
19024 conflicts if an '&' constraint was seen.
19026 2005-01-31 Marc Espie <espie@openbsd.org>
19028 * config.gcc: Don't include embedded systems fragment, switches default
19029 debugging format to ELF.
19030 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
19031 longer pick it up there.
19033 2005-01-31 Dale Johannesen <dalej@apple.com>
19035 * doc/extend.texi (nested functions): Fix linkage description.
19036 Clarify that static is not allowed.
19038 2005-01-31 Dale Johannesen <dalej@apple.com>
19040 * config/rs6000/darwin.md (movsf_low_di): Make work.
19041 (movdf_low_di): Make work.
19043 2005-01-31 Dale Johannesen <dalej@apple.com>
19045 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
19046 Make work for 64 bit.
19048 2005-01-31 Roger Sayle <roger@eyesopen.com>
19049 Dale Johannesen <dalej@apple.com>
19051 PR middle-end/19650
19052 * fold-const.c (fold_binary_op_with_conditional_arg):
19053 Make types match original operands, before STRIP_NOPS.
19055 2005-01-31 Alan Modra <amodra@bigpond.net.au>
19057 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
19058 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
19059 (struct gcc_sigcontext): Delete. Merge contents to..
19060 (struct gcc_ucontext): ..here.
19061 (get_sigcontext): Delete.
19062 (get_regs): New function, like get_sigcontext but return regs ptr.
19063 64-bit version finds regs from r1 to support vdso.
19064 (ppc_linux_aux_vector): New function.
19065 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
19068 2005-01-31 Ira Rosen <irar@il.ibm.com>
19070 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
19072 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
19073 redundant fold. Fix misalignment for MINUS_EXPR.
19074 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
19075 (vect_analyze_pointer_ref_access): Likewise.
19076 (vect_get_memtag_and_dr): Likewise.
19078 2005-01-31 Richard Henderson <rth@redhat.com>
19080 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
19081 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
19082 absnegdf2_i387, absnegxf2_i387): Likewise.
19084 2005-01-31 Richard Henderson <rth@redhat.com>
19087 * optabs.c (expand_copysign_absneg): New.
19088 (expand_copysign_bit): Split out from ...
19089 (expand_copysign): ... here. Use expand_copysign_absneg.
19091 2005-01-30 Roger Sayle <roger@eyesopen.com>
19093 PR middle-end/19697
19094 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
19095 constant as the second operand and a register as the third.
19097 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
19100 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
19101 that dllimport'd functions do not use all call-clobbered registers
19102 to pass parameters.
19104 2005-01-30 Richard Henderson <rth@redhat.com>
19107 * optabs.c (expand_absneg_bit): Split out from expand_unop and
19108 expand_abs_nojump and generalize. Use operand_subword and
19109 emit_no_conflict_block. Support large modes.
19110 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
19112 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
19113 negation to subtraction.
19114 (expand_copysign): Check that the format has signed zeros.
19115 Use operand_subword and emit_no_conflict_block. Support large modes.
19117 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
19119 Fix PR tree-optimization/19624
19121 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
19122 * tree-ssa-pre.c: Add cfgloop.h.
19124 (pre_stats): New member, constified.
19125 (inserted_exprs): New static variable.
19126 (NECESSARY): New macro.
19127 (create_expression_by_pieces): Fold the expression, and
19128 mark it as defaulting to not necessary. Also put in
19130 (fully_constant_expression): New function.
19131 (insert_into_preds_of_block): Modify to not insert phis when we
19132 are playing with induction variables.
19133 Push phis onto the inserted_exprs vector, and mark them as not
19134 necessary by default.
19135 (insert_aux): Call fully_constant_expression on eprime.
19136 If all edges produce the same value, mark it constant.
19137 (mark_operand_necessary): New function.
19138 (remove_dead_inserted_code): New function.
19139 (init_pre): Init loop optimizer to get loop info.
19140 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
19141 (execute_pre): Commit edge inserts, then remove dead code.
19143 2005-01-30 Richard Henderson <rth@redhat.com>
19145 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
19146 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
19148 2005-01-30 Richard Henderson <rth@redhat.com>
19151 * config/i386/i386.c (ix86_expand_copysign): New.
19152 (ix86_split_copysign_const): New.
19153 (ix86_split_copysign_var): Rename from ix86_split_copysign,
19154 rearrange op1/nmask operands.
19155 * config/i386/i386-protos.h: Update.
19156 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
19157 (copysigndf3): Likewise.
19158 (copysignsf3_const, copysigndf3_const): New.
19159 (copysignsf3_var): Rename from copysignsf3, split out splitter
19160 and fix split predicate for X constraint.
19161 (copysigndf3_var): Similarly.
19163 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
19165 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
19166 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
19167 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
19169 2005-01-29 Richard Henderson <rth@redhat.com>
19172 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
19173 of # and * in constraints.
19175 2005-01-29 Richard Henderson <rth@redhat.com>
19177 PR middle-end/19689
19178 * expr.c (store_field): Don't strip sub-mode cast when the input
19179 data is even smaller.
19181 2005-01-29 Richard Henderson <rth@redhat.com>
19183 PR middle-end/19687
19184 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
19187 2005-01-29 Richard Henderson <rth@redhat.com>
19189 * combine.c (make_field_assignment): Fix argument order
19192 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
19194 PR tree-optimization/15791
19195 * fold-const.c (extract_array_ref): New function.
19196 (fold): Fold comparisons between &a[i] and &a[j] or
19197 semantically equivalent trees.
19199 2005-01-29 Jeff Law <law@redhat.com>
19201 * gcse.c (insert_expr_in_table): Revamp handling of available
19202 and anticipatable occurrence lists to avoid unnecessary list
19204 (insert_set_in_table): Similarly.
19206 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
19208 * c-common.c (fix_string_type): Just use c_build_qualified_type to
19210 (c_build_qualified_type): Build qualified array types with
19211 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
19212 * c-decl.c (c_make_fname_decl): Build unqualified array type
19213 before qualified type.
19214 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
19215 type is qualified, not just if type itself is. Don't apply
19216 qualifiers to array type when declarator is processed. Apply
19217 qualifiers to field type whether or not it is an array type.
19218 Don't handle array types specially for applying qualifiers to
19220 * c-typeck.c (composite_type): Build unqualified element type and
19221 array type when forming composite of array types.
19222 (common_pointer_type, comptypes, comp_target_types,
19223 type_lists_compatible_p, build_indirect_ref, build_array_ref,
19224 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
19226 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
19227 (args2) in variables a1 and a2.
19229 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
19231 * cse.c (n_elements_made, max_elements_made): Remove.
19232 (insert): Don't touch n_elements_made.
19233 (cse_main): Don't touch n_elements_made or max_elements_made.
19235 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
19238 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
19239 configuration part of dp-bit.c to be lost.
19241 2005-01-28 Roger Sayle <roger@eyesopen.com>
19243 * expmed.c (expand_mult_highpart_optab): When attempting to use
19244 a non-widening multiplication in a wider mode, the operands need
19245 to be converted (zero or sign extended) to that mode.
19247 2005-01-28 Ian Lance Taylor <ian@airs.com>
19249 PR middle-end/16558
19250 PR middle-end/19583
19251 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
19252 through if both operands fall through.
19254 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19256 * cse.c (fold_rtx) <PC>: Don't optimize.
19258 2005-01-28 Jeff Law <law@redhat.com>
19260 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
19261 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
19263 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19265 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
19266 cse_reg_info_used_list_end): Remove.
19267 (cse_reg_info_list, cse_reg_info_list_free): New.
19268 (get_cse_reg_info): When allocating an instance of
19269 cse_reg_info, add it to the beginning of the cse_reg_info_list
19270 list. Remove code to maintain cse_reg_info_used_list.
19271 (new_basic_block): Reset the free list to the beginning of
19274 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
19276 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
19277 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
19278 (frv_expand_mdpackh_builtin): New function.
19279 (frv_expand_builtin): Use it to expand __MDPACKH.
19280 * doc/extend.texi (__MDPACKH): Update documentation.
19282 2005-01-28 Uros Bizjak <uros@kss-loka.si>
19284 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
19285 SSE_FLOAT_MODE_P for use_sse computation.
19287 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
19290 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
19292 2005-01-27 Richard Henderson <rth@redhat.com>
19294 * builtins.c (expand_builtin_copysign): New.
19295 (expand_builtin): Call it.
19296 * genopinit.c (optabs): Add copysign_optab.
19297 * optabs.c (init_optabs): Initialize it.
19298 (expand_copysign): New.
19299 * optabs.h (OTI_copysign, copysign_optab): New.
19300 (expand_copysign): Declare.
19302 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
19303 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
19305 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
19306 (ix86_expand_fp_absneg_operator): ... here.
19307 (ix86_split_copysign): New.
19308 * config/i386/i386-protos.h: Update.
19309 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
19310 (copysignsf3, copysigndf3): New.
19312 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
19313 (copysignsf3, ncopysignsf3): New.
19314 (copysigndf3, ncopysigndf3): New.
19315 (copysignxf3, ncopysignxf3): New.
19316 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
19318 2005-01-27 Arend Bayer <arend.bayer@web.de>
19319 Kazu Hirata <kazu@cs.umass.edu>
19321 * cse.c: (find_best_addr): Don't call copy_rtx before calling
19322 fold_rtx. Save cost recomputation if fold_rtx did nothing.
19323 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
19326 2005-01-27 Jeff Law <law@redhat.com>
19328 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
19329 definitions of SSA_NAMEs which are not being rewritten.
19330 (rewrite_ssa_into_ssa): Only initialize the current definition
19331 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
19332 If checking is enabled, assert that SSA_NAME_AUX is clear for all
19333 SSA_NAMEs before returning.
19335 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
19337 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
19338 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
19339 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
19340 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
19341 config/mips/iris6.h, config/sh/sh.c: Update copyright.
19343 2005-01-27 Steven Bosscher <stevenb@suse.de>
19345 PR middle-end/17278
19346 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
19347 higher to -O2 and higher. Likewise for tree PRE.
19348 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
19351 2005-01-27 Ian Lance Taylor <ian@airs.com>
19353 PR middle-end/19583
19354 * gimple-low.c (try_catch_may_fallthru): New static function.
19355 (block_may_fallthru): Handle TRY_CATCH_EXPR.
19356 * tree-inline.c (expand_call_inline): Don't warn about reaching
19357 the end of a non-void function being inlined if the function uses
19360 2005-01-27 Jakub Jelinek <jakub@redhat.com>
19362 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
19365 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
19366 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
19367 (implicitly_declare): Handle error_mark_node.
19369 2005-01-27 Richard Henderson <rth@redhat.com>
19372 * tree.h (struct tree_decl): Add debug_expr_is_from.
19373 (DECL_DEBUG_EXPR_IS_FROM): New.
19374 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
19375 * dwarf2out.c (dwarf2out_var_location): Update to match.
19376 * tree-outof-ssa.c (create_temp): Likewise.
19377 * var-tracking.c (track_expr_p): Likewise.
19378 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
19379 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
19380 * toplev.c (default_tree_printer): Likewise.
19382 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
19384 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
19385 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
19387 2005-01-27 Steven Bosscher <stevenb@suse.de>
19389 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
19390 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
19391 ASM_CLOBBERS): Add tree checks.
19393 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
19394 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
19395 * c-common.def (SWITCH_STMT): Update to match.
19396 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
19397 macros instead of SWITCH_EXPR ones.
19398 * c-dump.c (c_dump_tree): Likewise.
19399 * c-gimplify.c (gimplify_switch_stmt): Likewise.
19400 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
19402 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
19404 2005-01-27 Alan Modra <amodra@bigpond.net.au>
19406 * unwind-dw2.c (execute_stack_op): Add missing cases for
19407 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
19409 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
19411 * config.gcc (Obsolete configurations): Remove 'dummy', add
19412 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
19415 2005-01-26 Diego Novillo <dnovillo@redhat.com>
19417 PR tree-optimization/19633
19418 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
19420 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
19421 are no call-clobbered variables.
19422 * tree-outof-ssa.c (check_replaceable): Return false for calls
19425 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
19427 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
19428 even for variables with NULL DECL_INITIAL.
19430 2005-01-26 Stuart Hastings <stuart@apple.com>
19432 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
19434 2005-01-26 Richard Henderson <rth@redhat.com>
19436 PR middle-end/18008
19437 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19439 * expr.c (store_field): Strip conversions to odd-bit-sized types
19440 if the destination field width matches.
19442 2005-01-26 Richard Henderson <rth@redhat.com>
19444 * c-decl.c, expmed.c, expr.c: Revert last change.
19446 2005-01-26 Richard Henderson <rth@redhat.com>
19448 PR middle-end/18008
19449 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19451 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
19452 if we don't need the bits above those present in the current mode.
19453 * expr.c (store_field): Strip conversions to odd-bit-sized types
19454 if the destination field width matches.
19456 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19458 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19459 either -ffast-math or -funsafe-math-optimizations is in use.
19461 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
19465 * config/avr/avr.c (notice_update_cc): Only set condition code for
19466 ashrqi3 if shift count > 0.
19467 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
19468 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
19469 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
19470 count <= 0 as a no-op, and shift count >= width by copying zero
19471 or sign bit to all bits of the result.
19472 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19473 count, with attribute "length" set to 0 and "cc" set to "none".
19475 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19477 * doc/invoke.texi: Document -mTLS.
19479 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19480 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19481 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19482 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19483 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19484 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19485 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19486 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19488 * configure.ac: Check for a TLS capable gas.
19490 * configure: Regenerate.
19492 2005-01-26 Richard Henderson <rth@redhat.com>
19494 PR middle-end/18008
19495 * combine.c (make_field_assignment): Simplify store to zero_extract
19496 from a source with an overlapping mask.
19498 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19500 2004-11-11 Eric Christopher <echristo@redhat.com>
19502 * config/frv/frv.md: Add fr400_integer automaton. Don't
19503 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19506 2005-01-26 Steven Bosscher <stevenb@suse.de>
19508 PR middle-end/16585
19509 * cfgbuild.c (make_edges): Do not clear or set
19510 current_function_has_computed_jump.
19511 * function.h (struct function): Remove the has_computed_jump field.
19512 (current_function_has_computed_jump): Do not define.
19513 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19514 in a computed jump. Ignore current_function_has_computed_jump.
19516 2005-01-26 Richard Henderson <rth@redhat.com>
19518 PR middle-end/19515
19519 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19520 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19522 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19523 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19524 objects into static storage if they have more than one non-zero value.
19525 * tree.h (categorize_ctor_elements): Update decl.
19527 2005-01-26 Steven Bosscher <stevenb@suse.de>
19529 PR middle-end/19616
19530 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19531 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19532 to this function from 2004-07-10.
19533 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19534 the current function for tail call optimizations if the address
19535 of one of it its arguments is taken.
19537 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19539 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19541 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19543 * function.c (expand_function_end): If current_function_calls_alloca,
19544 emit stack restore in a place that is reached when the function falls
19545 through at the end.
19547 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19549 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19550 rule to avoid matching inappropriate suffix rule.
19552 2005-01-26 Jan Hubicka <jh@suse.cz>
19554 PR tree-optimization/19241
19555 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19557 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19559 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19560 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19562 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19563 <sim*>: Always use crt1.o, regardless of N in simN.
19564 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19565 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19566 (CRT_CALL_STATIC_FUNCTION): Remove.
19567 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19568 use crt1.o, regardless of N in simN.
19569 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19570 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19571 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19572 case isystem setting.
19573 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19575 2005-01-25 Ian Lance Taylor <ian@airs.com>
19577 * gimple-low.c (block_may_fallthru): Correct handling of
19578 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19580 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19582 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19583 handlers to match indentation; nested under the mtune=* handler.
19584 Similar for mcpu= and march=.
19586 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19588 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19589 * config/mips/linux64.h (LIB_SPEC): Likewise.
19590 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19591 * config/sh/linux.h (LIB_SPEC): Likewise.
19593 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19595 * config/frv/frv.c (frv_legitimize_tls_address): New.
19596 (TARGET_HAVE_TLS): Define.
19597 (FRV_SYMBOL_REF_TLS_P): Define.
19598 (frv_override_options): Handle new register classes.
19599 (frv_legitimate_address_p): Reject tls addresses.
19600 (frv_legitimize_address): Handle TLS addresses.
19601 (gen_inlined_tls_plt): New.
19602 (gen_tlsmoff): New.
19603 (frv_legitimize_tls_address): New.
19604 (unspec_got_name): Add TLS entries.
19605 (got12_operand): Add R_FRV_TLSMOFF12 case.
19606 (frv_emit_move): Fixup TLS addresses.
19607 (frv_emit_movsi): Legitimize TLS addresses.
19609 * config/frv/frv.h (MASK_BIG_TLS): New.
19610 (TARGET_BIG_TLS): New.
19611 (HAVE_AS_TLS): Define.
19612 (TARGET_SWITCHES): Add -mTLS and -mtls options.
19613 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
19614 (REG_CLASS_NAMES): Same.
19615 (REG_CLASS_CONTENTS): Same.
19616 (CONSTRAINT_LEN): New.
19617 (REG_CLASS_FROM_CONSTRAINT): New.
19618 (PREDICATE_CODES): Add symbolic_operand.
19620 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19621 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19622 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19623 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19624 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19625 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19626 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19627 GR9_REG, GR14_REG, LRREG.
19628 (type): Add load_or_call attribute.
19629 ("load_or_call"): New reservation.
19630 ("call_gettlsoff"): New.
19631 ("tls_indirect_call"): New.
19632 ("tls_load_gottlsoff12"): New.
19633 ("tlsoff_hilo"): New.
19634 ("tls_tlsdesc_ldd"): New.
19635 ("tls_tlsoff_ld"): New.
19638 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19640 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19642 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19643 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19644 * config/frv/frv.c (TLS_BIAS): Define.
19645 (frv_output_dwarf_dtprel): New.
19647 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19649 PR rtl-optimization/19579
19650 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19651 both A and B, see if they don't clobber registers the other expr uses.
19653 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19655 * real.c (do_add): Initialize signalling and canonical members.
19657 * real.c (real_from_integer): Zero out destination.
19659 2005-01-18 Jan Hubicka <jh@suse.cz>
19661 PR tree-optimize/19337
19662 * tree-inline.c (initialize_inlined_parameters): Copy
19663 saved_static_chain_decl only.
19665 2005-01-25 Richard Henderson <rth@redhat.com>
19669 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19670 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19671 80387 enabled, to return a proper subclass. Return the subset that
19672 overlaps with GENERAL_REGS for PLUS.
19673 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19675 2005-01-25 Richard Henderson <rth@redhat.com>
19677 PR middle-end/19609
19678 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19680 2005-01-25 Roger Sayle <roger@eyesopen.com>
19682 * expmed.c (choose_multiplier): Change interface to return the
19683 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19684 (expand_divmod): Update calls to choose_multiplier.
19686 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19688 PR middle-end/19330
19689 * expmed.c (extract_bit_field): Use adjust_address instead of
19690 gen_lowpart when op0 is a MEM.
19692 2005-01-24 Steven Bosscher <stevenb@suse.de>
19694 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19696 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19698 * config/mips/irix-csr.c: New file.
19699 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19700 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19701 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19704 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19707 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19708 sparc/elf.h, add sparc/sp-elf.h.
19709 (sparc-*-rtems*): Likewise.
19710 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19711 tm-dwarf2.h, add sparc/sp-elf.h.
19712 (sparc86x-*-elf): Likewise.
19713 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19714 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19715 TARGET_OS_CPP_BUILTINS.
19716 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19717 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19719 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19720 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19721 (SWITCH_TAKES_ARG): Likewise.
19722 (LOCAL_LABEL_PREFIX): Likewise.
19723 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19724 (TARGET_N_FORMAT_TYPES): Delete.
19725 (TARGET_FORMAT_TYPES): Likewise.
19726 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19727 * config/sparc/elf.h: Delete.
19728 * config/sparc/sp-elf.h: New file.
19730 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19732 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19733 * tree-flow.h: Remove the corresponding prototype.
19734 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19735 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19737 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19740 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19741 for AIX ABI or ELF -fPIC.
19742 (rs6000_emit_load_toc_table): Don't create toc_section here.
19743 (rs6000_xcoff_file_start): Nor here.
19745 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19747 * sh.c (ra.h): Don't #include.
19748 (hard_regs_intersect_p): New function, resurrected from ra.c.
19750 * sh.c: Fix 1996 Copyright.
19752 2005-01-24 Richard Henderson <rth@redhat.com>
19753 Aldy Hernandez <aldyh@redhat.com>
19755 * regrename.c (note_sets): Handle subregs.
19757 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19760 * genconditions.c (write_header, write_conditions): Elide file if
19763 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19765 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19766 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19769 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19771 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19772 expand_builtin_printf, expand_builtin_fprintf,
19773 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19774 checking against POINTER_TYPE.
19775 (validate_arglist): Handle POINTER_TYPE code by checking
19778 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19780 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19781 init_rtlanal): New.
19782 (for_each_rtx): Call for_each_rtx_1.
19783 * rtl.h (init_rtlanal): Declare.
19784 * toplev.c (backend_init): Call init_rtlanal.
19786 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19788 * flow.c (propagate_one_insn): Formatting.
19790 PR middle-end/19551
19791 * flow.c (libcall_dead_p): Be more conservative if unsure.
19792 If there are any instructions between insn and call, see if they are
19793 all dead before saying the libcall is dead.
19795 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19797 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19798 operand constraint for operand 0.
19800 2005-01-23 Richard Henderson <rth@redhat.com>
19803 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19804 edges leading to join block.
19806 2005-01-23 Roger Sayle <roger@eyesopen.com>
19808 * expmed.c (expand_mult_highpart): Make static. Change type of
19809 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19810 (expand_divmod): Updates calls to expand_mult_highpart by using
19811 gen_int_mode to pass a CONST_INT rtx.
19812 * rtl.h (expand_mult_highpart): Remove prototype.
19814 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19816 * flow.c (regset_bytes, regset_size): Remove.
19818 * cfganal.c: Fix a reference to Harvey's paper.
19820 2005-01-23 Steven Bosscher <stevenb@suse.de>
19822 PR rtl-optimization/19464
19823 * tree-optimize.c (init_tree_optimization_passes): Add one more
19824 copyrename pass just before out-of-ssa.
19826 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19829 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19830 * ggc-none.c (ggc_free): Define.
19832 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19834 * cse.c (max_reg, max_insn_uid): Remove.
19835 (cse_main): Don't access max_reg or max_insn_uid.
19837 * c-common.c (explicit_flag_signed_bitfields,
19838 lang_statement_code_p, lang_expand_function_end): Remove.
19839 * c-common.h: Remove the corresponding declarations.
19840 * c-opts.c (c_common_handle_option): Remove all write access
19841 to explicit_flag_signed_bitfields.
19843 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19844 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19845 * cgraph.h: Remove the corresponding declaration.
19847 * gcse.c (null_pointer_info): Remove.
19849 2005-01-23 Roger Sayle <roger@eyesopen.com>
19850 Eric Botcazou <ebotcazou@libertysurf.fr>
19852 * combine.c (simplify_logical): Only simplify logical expressions
19853 of the form ior(and(x,y),z) by the inverse distributive law if the
19854 result is cheaper than the original.
19856 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19858 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19859 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19860 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19861 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19862 config/freebsd-spec.h, config/arm/arm.h,
19863 config/h8300/h8300.md, config/i386/i386.md,
19864 config/i386/predicates.md, config/i386/sse.md,
19865 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19866 config/vax/vax.md: Fix comment typos. Follow spelling
19869 2005-01-23 Steven Bosscher <stevenb@suse.de>
19871 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19872 tests, instead of `less than'.
19874 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19876 * function.c (assign_parm_setup_block): When creating a new stack slot
19877 for a parameter, get its alignment from the parameter's DECL_ALIGN
19878 rather than the type's TYPE_ALIGN. Make sure that the parameter
19879 is at least word aligned.
19881 2005-01-22 Roger Sayle <roger@eyesopen.com>
19883 PR middle-end/19378
19884 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19886 2005-01-22 Richard Henderson <rth@redhat.com>
19889 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19890 in both compare operands.
19891 (movdfcc_1_sse_max): Likewise.
19892 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19893 (movdfcc_1_sse): Likewise.
19894 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19895 scratch register as needed.
19897 2005-01-22 Richard Henderson <rth@redhat.com>
19899 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19901 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19903 2005-01-22 Richard Henderson <rth@redhat.com>
19905 * genopinit.c (optabs): Use smin/smax for floating point too.
19906 * doc/md.texi: Update to match. Clarify that floating point
19907 results are undefined for +0/-0 and NaN.
19908 * doc/rtl.texi: Likewise.
19909 * rtl.def (SMIN, SMAX): Likewise
19910 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19912 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19913 leading 's' to the name.
19914 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19915 smaxxf3, sminxf3): Likewise.
19916 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19919 2005-01-22 Paul Brook <paul@codesourcery.com>
19921 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19923 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19925 * config/s390/s390.c (struct processor_costs): New fields
19926 dlgr, dlr, dr, dsgfr, dsgr.
19927 (z900_cost, z990_cost): Values for new fields.
19928 (s390_rtx_costs): New cases MEM und COMPARE in switch
19929 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19930 DIV, MOD, UDIV, UMOD.
19932 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19934 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19935 into the register being decremented.
19936 ("doloop_si31", "doloop_di"): Likewise.
19937 ("*doloop_si_long"): Adapt pattern.
19939 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19941 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19943 (CLASS_MAX_NREGS): Likewise.
19945 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19947 * doc/tree-ssa.texi (Statement Operands): Add example for new
19948 must-def macro. Note deprecation of old operands interface.
19950 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19952 PR tree-optimization/19484
19953 * tree-cfg.c (remove_fallthru_edge): New function.
19954 (cleanup_control_flow): Remove fallthru edges from calls that are
19955 now known not to return.
19957 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19959 Fix PR tree-optimization/19038
19960 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19961 copies with loop variant ones.
19963 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19965 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19966 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19967 config/alpha/alpha.md, config/alpha/predicates.md,
19968 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19969 config/sparc/sol2.h: Update copyright.
19971 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19972 first label to see if it is a nonlocal label.
19974 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19975 Andrew Pinski <pinskia@physics.uc.edu>
19978 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19979 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19981 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19983 * config/rs6000/rtems.h: Update copyright.
19985 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19988 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19989 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19990 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19992 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19995 * c-typeck.c (convert_arguments): Check for error_mark_node.
19997 2005-01-21 Ian Lance Taylor <ian@airs.com>
19999 PR tree-optimization/13000
20000 * tree-inline.c: Include "tree-flow.h".
20001 (expand_call_inline): If warn_return_type, warn if non-void inline
20002 function falls through.
20003 * tree-cfg.c (execute_warn_function_return): Don't warn about
20004 control reaching end if TREE_NO_WARNING is set. Set
20006 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
20008 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
20009 branch if we don't need one.
20010 * c-typeck.c: Include "tree-flow.h"
20011 (c_finish_bc_stmt): Don't add a goto if the current statement
20012 list doesn't fall through to the current point.
20014 2005-01-21 Roger Sayle <roger@eyesopen.com>
20016 PR rtl-optimization/576
20017 * real.c (real_arithmetic): Change return type from void to bool
20018 to return an indication that the result may be inexact.
20019 * real.h (real_arithmeric): Update prototype.
20020 * fold-const.c (const_binop): Don't constant fold floating
20021 point expressions when the user specifies -frounding-math and
20022 the result may depend upon the run-time rounding mode.
20023 (fold_convert_const_real_from_real): Clean-up.
20024 (fold_initializer): Ignore flag_rounding_math for initializers.
20025 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
20026 constant fold FP operations with flag_rounding_math if the
20027 result may depend upon the run-time rounding mode.
20029 2005-01-21 Tom Tromey <tromey@redhat.com>
20031 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
20033 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
20035 * tree-cfg.c: Fix comment typos.
20037 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
20039 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
20040 around the call to rest_of_handle_branch_target_load_optimize.
20042 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20044 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
20045 (sparc64-*-openbsd*): Likewise.
20046 (sparclite-*-elf*): Include tm-dwarf2.h.
20047 (sparc86x-*-elf*): Likewise.
20048 (sparc64-*-elf*): Likewise.
20049 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
20050 (DBX_DEBUGGING_INFO): Likewise.
20051 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
20052 (PREFERRED_DEBUGGING_TYPE): Likewise.
20053 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
20054 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
20055 (PREFERRED_DEBUGGING_TYPE): Likewise.
20056 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
20057 (PREFERRED_DEBUGGING_TYPE): Likewise.
20058 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
20060 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
20063 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
20065 2005-01-20 Paul Brook <paul@codesourcery.com>
20067 * doc/rtl.texi: Document value extension requirements for CONST_INT.
20069 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20071 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
20072 label is first in a sequence of labels.
20074 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
20076 2005-01-20 Janis Johnson <janis187@us.ibm.com>
20077 Giovanni Bajo <giovannibajo@gcc.gnu.org>
20079 * doc/sourcebuild.texi (Test Directives): New.
20081 2005-01-20 Roger Sayle <roger@eyesopen.com>
20083 * real.c (real_floor): Don't leave the result uninitialized when
20084 mode is VOIDMode, but return the unrounded intermediate value.
20085 (real_ceil): Likewise.
20087 2005-01-20 Paul Brook <paul@codesourcery.com>
20089 * config/arm/arm.md (insv): Use gen_int_mode.
20091 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
20093 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
20094 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20095 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20096 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20097 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20099 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20102 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
20103 fbreg, so we have to assume we can't.
20104 (loc_descriptor_from_tree_1): Ditto.
20105 (containing_function_has_frame_base): New function.
20106 (add_location_or_const_value_attribute): Use it.
20107 Also try to generate a frame_base from a single element location
20110 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20112 PR tree-optimization/15349
20113 * timevar.def (TV_TREE_MERGE_PHI): New.
20114 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
20116 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
20117 calls to tree_forwarder_block_p.
20118 (remove_forwarder_block_with_phi, merge_phi_nodes,
20119 gate_merge_phi, pass_merge_phi): New.
20120 * tree-optimize.c (init_tree_optimization_passes): Add
20122 * tree-pass.h: Add an extern for pass_merge_phi;
20124 2005-01-20 Richard Henderson <rth@redhat.com>
20127 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
20128 (_mm_castps_pd, _mm_castps_si128): New.
20129 (_mm_castsi128_ps, _mm_castsi128_pd): New.
20131 2005-01-20 Richard Henderson <rth@redhat.com>
20134 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
20135 __builtin_ia32_vec_init_v2si.
20136 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
20137 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
20138 (ix86_init_mmx_sse_builtins): Create it.
20139 (ix86_expand_builtin): Expand it.
20140 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
20141 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
20142 (vec_extractv2si_0, vec_extractv2si_1): New.
20144 2005-01-20 Richard Henderson <rth@redhat.com>
20147 * config/i386/i386.c (ix86_expand_push): New.
20148 * config/i386/mmx.md (push<MMXMODE>1): New.
20149 * config/i386/sse.md (push<SSEMODE>1): New.
20150 * config/i386/i386-protos.h: Update.
20152 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20154 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
20157 2005-01-20 Richard Henderson <rth@redhat.com>
20159 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
20160 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
20162 2005-01-19 Richard Henderson <rth@redhat.com>
20165 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
20166 to V4SFmode in SSE1 fallback load path.
20168 2005-01-19 Richard Henderson <rth@redhat.com>
20170 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
20171 in QImode expansion to ix86_expand_vector_set.
20172 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
20174 2005-01-19 Richard Henderson <rth@redhat.com>
20177 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
20178 subclass of the input class.
20179 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
20180 Always true for cross-SSE1 classes. Rationalize conditionals.
20181 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
20182 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
20183 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
20184 (movdi_2): Add MMX/SSE zeros.
20185 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
20186 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
20187 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20188 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
20189 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
20190 (zero_extendsidi2_rex64_1): Remove.
20191 (MOV0 peephole): Check GENERAL_REG_P.
20193 2005-01-19 Richard Henderson <rth@redhat.com>
20196 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
20198 (ix86_expand_vector_extract): Likewise.
20200 2005-01-19 Richard Henderson <rth@redhat.com>
20202 PR middle-end/19304
20203 * expr.c (emit_move_change_mode): New argument force; use
20204 simplify_gen_subreg if true.
20205 (emit_move_via_alt_mode): Merge into ...
20206 (emit_move_via_integer): ... here.
20207 (emit_move_ccmode): Use emit_move_change_mode directly.
20209 2005-01-19 Richard Henderson <rth@redhat.com>
20212 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
20213 (alpha_preferred_reload_class): Handle CONST_VECTOR.
20214 (alpha_emit_set_const_1): Add no_output parameter; don't emit
20216 (alpha_emit_set_const): Likewise. Make static.
20217 (alpha_emit_set_long_const): Make static.
20218 (alpha_extract_integer): Split out from alpha_expand_mov.
20219 (alpha_split_const_mov): Likewise.
20220 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
20221 (alpha_legitimate_constant_p): New.
20222 * config/alpha/alpha-protos.h: Update.
20223 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
20224 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
20225 * config/alpha/alpha.md (movsi): Add n alternative.
20226 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
20227 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
20228 (splitters for all of the above): Use alpha_split_const_mov.
20229 * config/alpha/predicates.md (non_add_const_operand): New.
20230 (non_zero_const_operand): New.
20231 (input_operand): Use alpha_legitimate_constant_p after reload.
20233 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20235 PR tree-optimization/19038
20236 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
20237 (add_candidate): Add ivs with increment in latch only if
20238 allow_ip_end_pos_p is true.
20239 (determine_iv_cost): Use empty_block_p.
20241 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
20243 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
20244 (compute_dominance_frontiers): Ditto.
20246 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
20249 * config/sh/t-rtems: New.
20250 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
20252 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20254 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
20255 the offset of the selected field.
20257 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
20259 * tree-cfg.c (remove_forwarder_block): Fix the check to
20260 prevent a nonlocal label from appearing in the middle of a
20263 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
20265 PR rtl-optimization/19462
20266 * reorg.c (find_end_label): Create return insn only if
20267 current_function_epilogue_delay_list is empty.
20269 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
20271 * doc/passes.texi: Remove paragraph mentioning new-ra.
20273 2005-01-19 Jakub Jelinek <jakub@redhat.com>
20275 PR rtl-optimization/15139
20276 * combine.c: Include params.h.
20277 (count_rtxs): New function.
20278 (record_value_for_reg): If replace_rtx would replace at least
20279 2 occurrences of REG in VALUE and TEM is really large, replace REG with
20280 (clobber (const_int 0)) instead of TEM.
20281 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
20282 * params.h (MAX_LAST_VALUE_RTL): New.
20283 * Makefile.in (combine.o): Depend on $(PARAMS_H).
20284 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
20287 * c-typeck.c (digest_init): Only call build_vector if all constructor
20288 elements are *_CST nodes.
20289 * gimplify.c (gimplify_init_constructor): Likewise.
20291 PR middle-end/19164
20292 * c-typeck.c (digest_init): Only call build_vector if inside_init
20295 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
20297 * toplev.c (init_asm_output): Remove dead #ifdef.
20299 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
20301 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
20303 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20305 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
20306 accessing DECL_FUNCTION_CODE.
20307 * dojump.c (do_jump): Likewise.
20308 * gimplify.c (gimplify_call_expr): Likewise.
20309 * predict.c (expr_expected_value): Likewise.
20310 (strip_builtin_expect): Likewise.
20311 * tree-inline.c (estimate_num_insns_1): Likewise.
20312 * tree-ssa-loop-im.c (stmt_cost): Likewise
20313 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
20314 (tree_expr_nonnegative_p): Likewise.
20316 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20318 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
20319 variant of the load_pcrel_sym pattern.
20320 * config/sparc/sparc.md (P macro): Move to the top.
20321 (load_pcrel_sym): Macroize using P.
20322 (save_register_window): Likewise.
20324 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
20326 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
20327 ("sordered"): Same.
20329 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
20332 * c-typeck.c (build_asm_expr): Strip nops off
20333 input memory operands.
20335 2005-01-18 David Edelsohn <edelsohn@gnu.org>
20337 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
20338 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
20339 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
20340 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
20342 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
20345 * config/i386/i386.c (override_options): If the 80387 is disabled,
20346 then do not return FP values using FP registers.
20348 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
20350 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
20351 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
20352 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
20353 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
20354 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
20355 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
20356 output.h, postreload-gcse.c, postreload.c, recog.c,
20357 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
20358 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
20359 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
20360 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
20361 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
20362 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
20363 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
20364 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
20366 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
20367 config/alpha/alpha.c, config/arm/vfp.md,
20368 config/i386/emmintrin.h, config/i386/i386-modes.def,
20369 config/i386/i386-protos.h, config/i386/i386.h,
20370 config/i386/pmmintrin.h, config/i386/ppro.md,
20371 config/i386/predicates.md, config/i386/xmmintrin.h,
20372 config/i860/i860.c, config/ia64/ia64-modes.def,
20373 config/ia64/ia64-protos.h, config/ia64/ia64.h,
20374 config/ia64/ia64.md, config/ia64/itanium1.md,
20375 config/ia64/itanium2.md, config/ia64/predicates.md,
20376 config/iq2000/iq2000.h, config/mips/linux64.h,
20377 config/rs6000/aix41.h, config/rs6000/aix43.h,
20378 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
20379 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
20380 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
20381 config/sparc/linux64.h, config/sparc/litecoff.h,
20382 config/sparc/sp64-elf.h, config/sparc/sparc.c,
20383 config/sparc/sparc.h, config/sparc/sparc.md,
20384 config/sparc/sysv4-only.h: Update copyright.
20386 2005-01-18 Richard Henderson <rth@redhat.com>
20389 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
20391 2005-01-18 Marc Espie <espie@openbsd.org>
20392 * config/i386/openbsdelf.h: Typo.
20394 2005-01-18 Richard Henderson <rth@redhat.com>
20396 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
20397 special case for sse.
20398 * config/i386/predicates.md (sse_comparison_operator): Likewise.
20400 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
20402 * tree-inline.c (estimate_num_insns_1): Added cases for
20403 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
20405 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20407 PR rtl-optimization/19296
20408 * combine.c (simplify_comparison): Rewrite the condition under
20409 which a non-paradoxical SUBREG of a PLUS can be lifted when
20410 compared against a constant.
20412 2005-01-18 Andi Kleen <ak@muc.de>
20414 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
20415 * c.opt (-Wpointer-sign): Add.
20416 * doc/invoke.texi: (-Wpointer-sign): Add.
20418 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20420 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
20421 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
20422 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
20423 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
20424 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
20425 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
20426 for TARGET_MIX_SSE_I387.
20427 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
20428 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
20429 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
20430 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
20431 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
20432 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
20433 TARGET_MIX_SSE_I387.
20434 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
20437 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20440 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
20441 Add movaps alternative for xmm reg->reg move.
20443 2005-01-17 Jeff Law <law@redhat.com>
20445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
20446 at the end of the main DOM loop rather than just before DOM exits.
20448 2005-01-17 Diego Novillo <dnovillo@redhat.com>
20450 PR tree-optimization/19121
20451 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
20452 adding aliases to a name tag, also add them to the pointer's
20454 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
20455 sensitive alias info at all. Only check that the two pointers
20456 have compatible pointed-to sets.
20457 * tree-ssa.c (verify_name_tags): Verify that the alias set of
20458 a pointer's type tag is a superset of the alias set of the
20459 pointer's name tag.
20461 2005-01-17 James E Wilson <wilson@specifixinc.com>
20464 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
20465 comment to document why.
20467 2005-01-17 Richard Henderson <rth@redhat.com>
20469 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
20470 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20471 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20472 sse2_vmsminv2df3_finite): New.
20473 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20474 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20475 Force op1 into register.
20477 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20479 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20480 bubblestrap from always rebuilding build directory.
20482 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20484 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20485 ("*cmpmem_short"): Likewise.
20487 2005-01-17 Steven Bosscher <stevenb@suse.de>
20489 * basic-block.h: Document BB_* flags.
20490 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20491 use an sbitmap instead.
20492 * sched-rgn.c (compute_trg_info): Likewise.
20494 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20496 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20497 redundant target_cpu_default and extra_parts lines. Use the default
20499 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20500 (SUBTARGET_EXTRA_SPECS): Delete.
20501 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20502 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20503 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20504 and "n32" for -mabi=n32.
20506 2005-01-17 Ian Lance Taylor <ian@airs.com>
20509 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20510 fold constant variables into initial values.
20512 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20514 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20516 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20517 through the statements backward.
20519 2005-01-17 Ian Lance Taylor <ian@airs.com>
20521 PR middle-end/13127:
20522 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20523 a variable set to the return value of the inlined function.
20525 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20527 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20528 when modes are tieable.
20530 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20532 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20533 of pthread_create to find out if threads are enabled.
20534 * gthr-posix95.h (__gthread_active_p): Likewise.
20536 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20538 * common.opt (-fnew-ra): Remove.
20540 * toplev.h (flag_new_regalloc): Remove.
20541 * Makefile.in (ra*.*): Don't mention.
20542 * passes.c (rest_of_handle_new_regalloc): Remove.
20543 (rest_of_handle_combine, rest_of_compilation): Always consider
20544 flag_new_regalloc as false.
20545 * doc/invoke.texi: Don't document -fnew-ra.
20547 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20549 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20550 last parameter to reg_scan.
20551 * loop.c (loop_optimize): Likewise.
20552 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20553 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20554 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20555 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20556 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20557 * regclass.c (reg_scan): Likewise, for the declaration.
20558 * rtl.h (reg_scan): Likewise, for the prototype.
20560 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20562 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20563 mark_dfs_back_edges.
20565 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20567 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20568 (compute_avail): Uses don't go in tmp_gen.
20570 2005-01-16 Steven Bosscher <stevenb@suse.de>
20572 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20573 loop to look for a free slot in a page entry.
20575 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20578 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20579 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20580 just before targetm.asm_out.file_end.
20581 * tree.h (process_pending_assemble_output_defs): Declare.
20582 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20584 (assemble_alias): Defer generation of assembly code for defines when
20585 TARGET_DEFERRED_OUTPUT_DEFS is true.
20586 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20587 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20588 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20590 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20593 * pa.c (pa_scalar_mode_supported_p): New function.
20594 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20595 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20597 * pa-protos.h (prefetch_operand): Delete.
20598 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20599 * pa.c (prefetch_operand): Delete.
20600 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20601 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20602 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20603 and prefetch_nocc_operand.
20604 * pa.md (prefetch): Rework to avoid reload problems handling short
20605 displacements when a cache control completer needs to be provided.
20606 (prefetch_32, prefetch_64): Delete.
20607 (prefetch_cc, prefetch_nocc): New patterns.
20609 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20611 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
20613 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20616 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20617 exceeds maximum alignment for global common data.
20618 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20619 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20621 2004-01-15 Roger Sayle <roger@eyesopen.com>
20623 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20625 2004-01-15 Roger Sayle <roger@eyesopen.com>
20627 * harg-reg-set.h (reg_class_names): Prototype global array.
20628 * regclass.c (reg_class_names): Declare here and initialize to
20630 (dump_regclass): Remove local declaration of reg_class_names.
20631 (regclass): Likewise.
20632 * cfg.c (dump_flow_info): Likewise.
20633 * ra-debug.c (reg_class_names): Likewise.
20634 * regrename.c (reg_class_names): Likewise.
20635 * reload.c (reg_class_names): Likewise.
20636 * reload1.c (spill_failure): Likewise.
20637 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20639 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20641 * config/s390/s390.md ("reload_outti"): Remove predicate for
20642 output operand. Abort if operand is not a MEM.
20643 ("reload_outdi", "reload_outdf"): Likewise.
20645 2005-01-15 Marc Espie <espie@openbsd.org>
20647 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20648 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20649 * config/openbsd.h: Fix C++ includes for native configurations.
20650 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20651 Add trampoline support.
20652 * config/i386/openbsdelf.h: New.
20654 2005-01-15 Marc Espie <espie@openbsd.org>
20656 * collect2.c (main): Explicitly parse -dynamic-linker option.
20658 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20660 PR tree-optimization/19060
20661 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20662 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20663 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20664 and handle extract_range_from_cond returning false.
20665 * fold-const.c (fold): Optimize comparisons with min/max even for
20666 width > HOST_BITS_PER_WIDE_INT.
20668 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20670 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20671 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20672 Remove little endian multilib variants.
20673 Add mips32 multilib variant.
20675 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20677 * explow.c (copy_all_reg, stabilize): Remove.
20678 * expr.h: Remove the corresponding prototypes.
20680 * rtlanal.c (regs_set_between_p): Remove.
20681 * rtl.h: Remove the corresponding prototype.
20683 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20685 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20686 to rs6000_nonimmediate_operand.
20687 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20688 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20689 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20690 rs6000_nonimmediate_operand.
20691 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20692 rs6000_nonimmediate_operand.
20694 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20696 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20698 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20700 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20702 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20703 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20705 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20706 (rs6k_nonimmediate_operand): New.
20707 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20709 (legitimate_lo_sum_address_p): Same.
20710 (rs6000_legitimize_address): Same.
20711 (rs6000_legitimize_reload_address): Same.
20712 (rs6000_legitimate_address): Same.
20713 (spe_build_register_parallel): Pass DF and DC modes in a DI
20716 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20717 to rs6k_nonimmediate_operand.
20719 * config/rs6000/spe.md ("*frob_df_di"): New.
20720 ("*frob_di_df"): New.
20721 ("*frob_di_df_2"): New.
20722 ("*mov_sidf_e500_subreg0"): New.
20723 ("*mov_sidf_e500_subreg4"): New.
20724 ("*movdf_e500_double"): Change predicate to
20725 rs6k_nonimmediate_operand.
20727 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20729 * postreload.c (move2add_note_store): Only call
20730 trunc_int_for_mode on scalar integers.
20732 2005-01-14 Steven Bosscher <stevenb@suse.de>
20734 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20735 replace BB_VISITED uses.
20736 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20737 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20738 (tree_dce_done): Free visited_control_parents.
20739 (perform_tree_ssa_dce): Allocate and clear it.
20740 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20741 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20742 instead of BB_VISITED.
20744 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20746 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20747 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20748 Remove unused prototypes.
20750 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20752 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20753 64-bit register usage.
20754 (spe_func_has_64bit_regs_p): Add FIXME note.
20756 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20758 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20759 flag_finite_math_only with flag_unsafe_math_optimizations.
20761 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20763 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20764 end-of-stack check.
20765 (__tpf_eh_return): Copy TPF private stack area from the module
20766 boundary stack frame. Add check for when module addresses are
20767 equal, but no stub address is found.
20769 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20772 * arm.h (struct machine_function): Add call_via field.
20773 (thumb_call_via_label): Declare.
20774 * arm.c (thumb_call_via_label): New variable.
20775 (thumb_call_reg_needed): New variable.
20776 (arm_output_function_epilogue): For Thumb code, output any per-function
20777 call-indirect trampolines.
20778 (thumb_call_via_reg): New function.
20779 (arm_file_end): New function.
20780 (TARGET_ASM_FILE_END): Call arm_file_end.
20781 (aof_file_end): Likewise.
20782 * arm-protos.h (thumb_call_via_reg): Declare.
20783 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20784 thumb_call_via_reg in normal case.
20786 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20788 PR middle-end/19084
20789 PR rtl-optimization/19348
20790 * recog.c (peephole2_optimize): Do global life update if some peephole
20791 decides it doesn't need at least one of its inputs and that change
20792 influences liveness at the start of the basic block.
20794 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20795 arguments instead of 1.
20797 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20799 PR middle-end/18820
20800 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20801 zero for nested functions needing a static chain or functions
20802 with a non-constant address.
20804 2005-01-13 Roger Sayle <roger@eyesopen.com>
20806 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20807 (and (sign_extend X) C) into (zero_extend (and X C)).
20809 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20811 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20813 2005-01-13 Richard Henderson <rth@redhat.com>
20818 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20819 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20820 not just TARGET_SSE.
20821 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20822 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20823 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20824 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20825 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20826 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20827 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20828 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20829 (movdicc_c_rex64): Rename with '*'.
20830 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20831 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20832 (movsfcc_1_387): Rename from movsfcc_1.
20833 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20834 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20835 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20836 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20837 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20838 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20839 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20840 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20841 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20842 sse_movdfcc_const0_4): Remove.
20843 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20844 recognize min/max early. Update for changed sse cmove patterns.
20845 (ix86_split_sse_movcc): New.
20846 * config/i386/i386-protos.h: Update.
20848 2005-01-13 Steven Bosscher <stevenb@suse.de>
20850 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20851 (fix_stmt_v_may_defs): Likewise.
20853 2005-01-13 Richard Henderson <rth@redhat.com>
20855 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20856 for converting the mask.
20858 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20860 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20863 2005-01-13 Richard Henderson <rth@redhat.com>
20865 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20866 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20867 IX86_BUILTIN_MOVDQ2Q): Remove.
20868 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20869 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20870 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20872 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20873 (sse2_pextrw): Fix immediate constraint.
20874 (sse2_loadq, sse2_loadq_rex64): Remove.
20875 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20876 Use __builtin_ia32_vec_ext_<size>.
20877 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20879 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20881 * function.c (assign_parm_setup_block): Look inside original
20882 entry_parm when inspecting PARALLEL.
20884 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20885 Joel Sherrill <joel@oarcorp.com>
20888 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20889 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20890 rtems_gxx_recursive_mutex_init.
20891 (__gthread_recursive_mutex_lock): New function.
20892 (__gthread_recursive_mutex_trylock): Likewise.
20893 (__gthread_recursive_mutex_unlock): Likewise.
20895 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20897 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20899 2005-01-13 Jan Beulich <jbeulich@novell.com>
20901 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20902 (ashrti3_internal): Indicate output is early clobber. Generate result
20903 into output rather than first input. Use move for low word of output
20904 if shift count is exactly 64.
20905 (lshrti3_internal): Likewise.
20907 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20911 * reload1.c (delete_output_reload): Don't delete an output reload
20912 if the pseudo lives longer than a single basic block. Adjust and
20913 improve wording of comment.
20915 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20918 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20919 of TYPE_SIZE where we mean the number of bytes.
20921 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20923 * function.c (assign_parm_setup_block): Relax condition on
20924 multi-register optimization.
20926 2005-01-12 Nick Clifton <nickc@redhat.com>
20928 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20929 an "in_delay_slot" attribute of "no" to prevent them being used in
20930 delay slots. This is forbidden because they might generate
20933 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20936 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20937 with r->Y and Y->r.
20939 2005-01-12 Nick Clifton <nickc@redhat.com>
20941 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20942 passed on to GAS) but do not define, as GAS no longer supports or
20943 needs the -m2000 option.
20945 2005-01-11 Roger Sayle <roger@eyesopen.com>
20947 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20948 type as args of unprototyped builtins aren't automatically promoted.
20949 (fold_builtin_abs): Likewise.
20951 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20953 * Makefile.in: Set a `build-warn' variable.
20955 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20957 PR tree-optimization/17949
20958 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20959 (find_interesting_uses_address): Use it.
20961 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20963 * regrename.c (kill_value): Handle subreg's that won't simplify.
20965 2005-01-11 Richard Henderson <rth@redhat.com>
20968 * config/i386/i386.h (enum ix86_builtins): Move ...
20969 * config/i386/i386.c: ... here.
20970 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20971 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20972 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20973 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20974 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20975 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20976 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20977 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20978 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20979 IX86_BUILTIN_LOADDDUP): Remove.
20980 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20981 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20982 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20983 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20984 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20985 (ix86_init_builtins): Make static.
20986 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20987 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20988 if all the modes match. Otherwise, fake it.
20989 (get_element_number, ix86_expand_vec_init_builtin,
20990 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20991 (ix86_expand_builtin): Make static. Update for changed builtins.
20992 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20993 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20994 (ix86_expand_vector_init_duplicate): New.
20995 (ix86_expand_vector_init_low_nonzero): New.
20996 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20997 Split out from ix86_expand_vector_init; handle integer modes.
20998 (ix86_expand_vector_init): Use them.
20999 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
21000 * config/i386/i386-protos.h: Update.
21001 * config/i386/predicates.md (reg_or_0_operand): New.
21002 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
21003 (movv2sf_internal): Likewise. And a splitter to match them all.
21004 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
21005 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
21006 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
21007 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
21008 (mmx_pinsrw): Fix operand ordering.
21009 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
21010 rather than sse_loadss expander.
21011 (movv2df splitter): Similarly.
21012 (sse_loadss, sse_loadlss): Remove.
21013 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
21014 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
21015 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
21016 (sse3_movddup): Rename with '*'.
21017 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
21018 (sse2_loadsd): Remove.
21019 (vec_dupv2df_sse3): Rename from sse3_loadddup.
21020 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
21021 (sse2_pinsrw): Fix argument ordering.
21022 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
21023 (sse2_stored): Remove 'r' destination.
21024 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
21025 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
21026 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
21027 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
21028 vec_extractv16qi, vec_initv16qi): New.
21030 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
21031 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
21032 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
21034 (_mm_load_pd, _mm_store_pd): Use plain dereference.
21035 (_mm_load_si128, _mm_store_si128): Likewise.
21036 (_mm_load1_pd): Use _mm_set1_pd.
21037 (_mm_load_sd): Use _mm_set_sd.
21038 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
21039 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
21040 (_mm_set_epi64): Use _mm_set_epi64x.
21041 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
21042 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
21043 _mm_setr_epi8): Use _mm_set_foo form.
21044 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
21045 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
21046 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
21047 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
21048 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
21049 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
21050 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
21051 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
21052 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
21053 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
21054 (_mm_movedup_pd): Use _mm_shuffle_pd.
21055 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
21056 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
21057 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
21058 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
21059 Use _mm_setzero_ps.
21060 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
21061 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
21062 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
21063 (_mm_store_ps): Use raw dereference.
21064 (_mm_store1_ps): Use _mm_storeu_ps.
21065 (_mm_storer_ps): Use _mm_store_ps.
21066 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
21067 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
21069 2005-01-11 Stan Shebs <shebs@apple.com>
21071 * config/rs6000/rs6000.c (machopic_output_stub): Issue
21072 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
21074 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
21077 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
21078 Skip all DECLs except for FIELD_DECLs.
21080 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21082 * config/s390/s390.c (override_options): Return error if
21083 -mbackchain, -mpacked-stack and -mhard-float are used together.
21084 (s390_va_start): Remove the backchain && packed-stack special case.
21085 (s390_gimplify_va_arg): Likewise.
21086 * doc/invoke.texi: Remove the ABI incompatibility note.
21088 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21090 * config/s390/s390.c (struct s390_frame_layout): Remove
21092 (s390_frame_info, s390_emit_prologue): Replace occurrences of
21093 save_backchain_p with TARGET_BACKCHAIN.
21095 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21098 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
21099 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
21100 * function.c (locate_and_pad_parm): Set new field.
21101 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
21102 Tweak where_pad test to include "none". Always set mem align for
21104 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
21105 not sufficient for type.
21106 (assign_parm_setup_block): If stack_parm is zero on entry, always
21107 make a new stack local. Block move old stack parm if necessary
21108 to new aligned stack local.
21109 (assign_parm_setup_stack): Use a block move to handle
21110 potentially misaligned entry_parm.
21111 (assign_parms_unsplit_complex): Specify required alignment when
21112 creating stack local.
21113 * calls.c (compute_argument_addresses): Override alignment of stack
21114 arg calculated from its type with the alignment given by
21115 FUNCTION_ARG_BOUNDARY.
21116 (store_one_arg): Likewise.
21118 2005-01-11 Jan Beulich <jbeulich@novell.com>
21120 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
21121 Change respective itanium_class attribute to ialu.
21122 (shladdp4_internal): New.
21123 * config/ia64/predicates.md (shladd_log2_operand): New.
21125 2005-01-11 Richard Henderson <rth@redhat.com>
21127 * expr.c (store_constructor): Use rtvec_alloc instead of
21128 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
21130 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
21132 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
21134 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21136 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
21137 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
21138 (TARGET_RWRELOC): Define.
21139 (ia64_rwreloc_section_type_flags): Delete.
21140 (ia64_section_type_flags): New function.
21141 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
21142 (TARGET_RWRELOC): Define.
21144 2005-01-10 David Mosberger <davidm@hpl.hp.com>
21147 * config/ia64/ia64.c (process_set): For alloc insn, only call
21148 process_epilogue is !frame_pointer_needed.
21150 2005-01-10 Roger Sayle <roger@eyesopen.com>
21153 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
21154 unary operator and can't be treated as a binary/comparison operator.
21156 2005-01-10 Richard Henderson <rth@redhat.com>
21158 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
21159 (ix86_return_in_memory): Likewise.
21160 (function_arg_advance): Likewise. Mirror structure in function_arg
21161 for choosing register to advance.
21163 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
21165 * tree-vectorizer.c, tree.def: Fix comment typos.
21167 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
21169 * config/s390/s390.c (struct processor_costs): 4 new fields:
21170 ddbr, ddr, debr, der.
21171 (s390_rtx_costs): More precise handling of divide instructions.
21173 2005-01-10 David Edelsohn <edelsohn@gnu.org>
21175 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
21177 2005-01-10 Jan Beulich <jbeulich@novell.com>
21179 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
21180 names resulting from -ffunction-sections/-fdata-sections and linkonce
21182 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
21183 based on the section name. Rearrange the section name comparison logic
21184 slightly so that each section name is compared against at most once.
21186 2005-01-10 Ben Elliston <bje@au.ibm.com>
21188 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
21189 targets for which -fPIC reduces limitations on the GOT size.
21191 2005-01-09 Falk Hueffner <falk@debian.org>
21193 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
21196 2005-01-09 David Edelsohn <edelsohn@gnu.org>
21199 * collect2.c (main): Set aixrtl_flag for -brtl option.
21200 (resolve_lib_name): Search for .so file extension before .a
21201 if aixrtl_flag set.
21203 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
21205 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
21206 (vect_analyze_data_refs_alignment): Add dump prints.
21208 2005-01-09 Ira Rosen <irar@il.ibm.com>
21210 * tree-vectorizer.c (vect_analyze_offset_expr): Use
21211 expr_invariant_in_loop_p.
21212 Initialize outputs first thing in the function.
21213 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
21214 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
21215 (vect_analyze_pointer_ref_access): Check that the initial condition of
21216 the access function is loop invariant.
21218 2005-01-09 Richard Henderson <rth@redhat.com>
21220 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
21221 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
21222 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
21223 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
21224 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
21225 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
21226 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
21227 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
21228 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
21229 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
21230 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
21231 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
21232 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
21233 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
21234 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
21235 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
21236 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
21237 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
21238 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
21239 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
21240 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
21241 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
21242 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
21244 (mmx_clrdi, pavgusb): Remove.
21245 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
21246 with leading sse_ prefix.
21247 * config/i386/sse.md: Receive them.
21248 * config/i386/mmx.md: New file.
21249 (MMXMODE12, MMXMODE24, mmxvecsize): New.
21250 (subrv2sf3): Turn into expander for normal subtraction.
21251 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
21252 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
21253 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
21254 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
21255 commutative; use ix86_binary_operator_ok.
21256 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
21257 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
21258 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
21259 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
21260 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
21261 Macroize from existing patterns; use ix86_binary_operator_ok.
21262 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
21263 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
21264 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
21265 with vec_select+vec_concat.
21266 (mmx_pshufw, mmx_pshufw_1): Likewise.
21267 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
21268 (mmx_uavgv4hi3): Model correctly.
21269 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
21270 _mm_xor_si64): Remove casts.
21272 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21274 PR tree-optimization/19224
21275 * tree-scalar-evolution.c (get_instantiated_value,
21276 set_instantiated_value): New functions.
21277 (instantiate_parameters_1): Cache the results.
21278 (instantiate_parameters, resolve_mixers): Initialize and free
21281 2005-01-08 David Edelsohn <edelsohn@gnu.org>
21283 * config/i386/i386.md (addhi_4): Correct reference in comment.
21286 2005-01-08 Richard Henderson <rth@redhat.com>
21288 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
21289 (_mm_cvtsi128_si64x): Likewise.
21290 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
21291 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
21292 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
21293 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
21294 * config/i386/i386-protos.h: Update.
21295 * config/i386/i386.c (print_operand): Add 'H'.
21296 (ix86_fixup_binary_operands): Split out from ...
21297 (ix86_expand_binary_operator): ... here.
21298 (ix86_fixup_binary_operands_no_copy): New.
21299 (ix86_expand_fp_absneg_operator): Handle vector mode results.
21300 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
21301 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
21302 (safe_vector_operand): Use CONST0_RTX.
21303 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
21304 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
21305 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
21306 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
21308 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
21309 (IX86_BUILTIN_CMPNGESS): New.
21310 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
21311 (attr type): Add sselog1.
21312 (attr unit, attr memory): Handle it.
21313 (movti, movti_internal, movti_rex64): Move near other integer moves.
21314 (movtf, movtf_internal): Move near other fp moves.
21315 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
21316 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
21317 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
21318 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
21319 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
21320 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
21321 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
21322 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
21323 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
21324 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
21325 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
21326 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
21327 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
21328 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
21329 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
21330 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
21331 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
21332 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
21333 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
21334 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
21335 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
21336 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
21337 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
21338 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
21339 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
21340 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
21341 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
21342 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
21343 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
21344 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
21345 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
21346 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
21347 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
21348 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
21349 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
21350 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
21351 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
21352 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
21353 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
21354 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
21355 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
21356 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
21357 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
21358 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
21360 (SSEPUSH, push<SSEPUSH>): Remove.
21361 (MMXPUSH, push<MMXPUSH>): Remove.
21362 (sse_movaps, sse_movaps_1, sse_movups): Remove.
21363 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
21364 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
21365 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
21366 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
21367 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
21368 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
21369 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
21370 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
21371 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
21372 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
21373 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
21374 (ppro_sse_log_V4SF): Handle sselog1.
21375 * config/i386/predicates.md (const_0_to_1_operand): New.
21376 (const_0_to_255_mul_8_operand): New.
21377 (const_1_to_31_operand): Rename from const_int_1_31_operand.
21378 (const_2_to_3_operand, const_4_to_7_operand): New.
21379 * config/i386/sse.md: New file.
21380 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
21381 (sse_movups): Rename from sse_movups_1.
21382 (sse_loadlss): Rename from sse_loadss_1.
21383 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
21385 (negv4sf2): Use ix86_expand_fp_absneg_operator.
21386 (absv4sf2, negv2df, absv2df): New.
21387 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
21388 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
21389 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
21390 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
21391 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
21392 (sse3_addsubv4sf3): Model correctly.
21393 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
21394 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
21395 (sse_movhlps): Model with vec_select+vec_concat.
21396 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
21397 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
21398 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
21399 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
21400 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
21401 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
21402 sse2_pshufhw_1): Likewise.
21403 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
21404 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
21405 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
21406 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
21407 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
21408 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
21409 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
21410 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
21411 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
21412 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
21413 sminv8hi3): Mark commutative
21414 operands. Use ix86_binary_operator_ok.
21415 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
21416 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
21417 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
21418 sse2_punpcklqdq): Allow operand2 in memory.
21419 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
21420 sse2_movsd): Add memory alternatives.
21421 (sse_storelps): Turn expander into an insn; split after reload.
21422 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
21423 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
21425 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21427 * configure.ac (DWARF-2 debug_line): Use objdump.
21428 * configure: Regenerate.
21430 2005-01-08 Jeff Law <law@redhat.com>
21431 Diego Novillo <dnovillo@redhat.com>
21433 PR tree-optimization/18241
21434 * tree-nrv.c (tree_nrv): Ignore volatile return values.
21435 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
21436 statements with volatile operands.
21437 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
21438 operands after marking a statement with has_volatile_ops.
21440 2005-01-08 Roger Sayle <roger@eyesopen.com>
21442 * tree.c (int_fits_type_p): Always honor integer constant
21443 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
21445 2005-01-08 Roger Sayle <roger@eyesopen.com>
21447 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
21448 the latent bug in rtl_delete_block has been resolved.
21450 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21452 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
21453 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
21455 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21457 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
21458 library as @multilib_dir@/$(SHLIB_SONAME).
21460 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21462 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
21463 * configure: Regenerate.
21465 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21467 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
21470 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21473 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21474 Convert non-word aligned offset address using ld/std into
21477 2005-01-07 Richard Henderson <rth@redhat.com>
21479 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21481 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21483 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21485 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21487 PR tree-optimization/19283
21488 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21489 is not shorter than the original type.
21491 PR rtl-optimization/19012
21492 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21494 PR rtl-optimization/18861
21495 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21496 (FULL_STATE): Define.
21497 (mark_tablejump_edge): New function.
21498 (purge_dead_tablejump_edges): New function.
21499 (find_bb_boundaries): Use it.
21501 PR tree-optimization/18828
21502 * builtins.c (expand_builtin_next_arg): Remove argument and all
21503 the argument checking.
21504 (expand_builtin): Adjust caller.
21505 (expand_builtin_va_start): Likewise. Remove error for too many
21507 (fold_builtin_next_arg): Issue error for too many arguments.
21508 After checking arguments, replace them with magic arguments that
21509 prevent further checking of the args.
21511 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21513 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21515 2005-01-06 Roger Sayle <roger@eyesopen.com>
21518 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21519 and %{.S:...} (and their negative variants) to test whether the
21520 input file is assembler or pre-processed-assembler independent of
21521 the actual filename extension.
21523 2005-01-06 Roger Sayle <roger@eyesopen.com>
21525 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21526 of sign or zero extended values.
21528 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21530 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21531 for IBM long double format correctly.
21533 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21535 Fix PR tree-optimization/18792
21537 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21538 to first_loop_depth, and use loop depth instead of loop number.
21539 (build_classic_dir_vector): Ditto.
21540 (compute_data_dependences_for_loop): Use depth, not loop number.
21541 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21542 number. Pass in loops, instead of loop numbers.
21543 (gather_interchange_stats): Ditto.
21544 (linear_transform_loops): Ditto.
21546 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21549 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21550 biv_fits_mode_p, extension_within_bounds_p): New functions.
21551 (check_ext_dependent_givs): Use them.
21553 2005-01-06 Roger Sayle <roger@eyesopen.com>
21555 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21556 more than one barrier, in which case we should delete them all.
21558 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21560 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21562 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21564 Fix PR middle-end/19286
21566 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21567 output this subprogram, simply ignore this attempt to do it again.
21568 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21569 origin attribute if it's not possible.
21570 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21571 (decls_for_scope): Ditto.
21572 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21573 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21575 2005-01-05 Richard Henderson <rth@redhat.com>
21578 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21579 (bdesc_2arg): Use it.
21580 (ix86_expand_binop_builtin): Force operands into registers
21582 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21583 ix86_expand_sse_compare, ix86_expand_sse_comi,
21584 ix86_expand_builtin): Likewise.
21586 2005-01-05 Richard Henderson <rth@redhat.com>
21588 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21590 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21591 (mulv4hi3): Set itanium_class mmmul.
21592 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21593 (fpack): Rename from fpack_sfsf.
21595 2005-01-05 Richard Henderson <rth@redhat.com>
21598 * reload1.c (do_input_reload): Restrict the optimization deleteing
21599 a previous output reload to RELOAD_FOR_INPUT.
21601 2005-01-05 Steven Bosscher <stevenb@suse.de>
21603 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21604 comment that we fall through after case.
21605 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21606 (distribute_links): Likewise.
21607 * cse.c (cse_insn): Likewise.
21608 * cselib.c (cselib_invalidate_mem): Likewise.
21609 * df.c: Update comments at the top of the file.
21610 (read_modify_subreg_p): Update comments here too.
21611 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
21612 * flow.c (mark_set_1): Likewise.
21613 (mark_used_regs): Likewise.
21614 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21615 (canon_list_insert): Likewise.
21616 (mark_set): Likewise.
21617 (try_replace_reg): Likewise.
21618 (store_killed_in_insn): Likewise.
21619 * loop.c (count_one_set): Likewise.
21620 (basic_induction_var): Likewise.
21621 * postreload-gcse.c (find_mem_conflicts): Likewise.
21622 * postreload.c (reload_combine_note_store): Likewise.
21623 (move2add_note_store): Likewise.
21624 * reload.c (find_equiv_reg): Likewise.
21625 (mark_referenced_resources): Likewise.
21626 * rtlanal.c (set_noop_p): Likewise.
21627 (note_stores): Likewise.
21628 (note_uses): Likewise.
21629 * sched-deps.c (sched_analyze_1): Likewise.
21630 * sched-rgn.c (check_live_1): Likewise.
21631 (update_live_1): Likewise.
21632 * config/i860/i860.c: Likewise.
21634 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21636 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21638 * doc/rtl.texi: Update documentation for bit-fields and SET.
21640 2005-01-05 Roger Sayle <roger@eyesopen.com>
21642 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21644 2005-01-05 Jan Hubicka <jh@suse.cz>
21645 Richard Henderson <rth@redhat.com>
21648 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21651 2005-01-05 Richard Henderson <rth@redhat.com>
21654 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21655 (sse_shufps): Change operand 3 to const_int_operand.
21656 (sse2_storelps): Fix typo in template.
21657 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21658 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21659 (ix86_expand_builtin): Likewise.
21661 2005-01-05 Julian Brown <julian@codesourcery.com>
21663 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21664 as aggregates for AAPCS ABIs.
21666 2005-01-05 Stan Shebs <shebs@apple.com>
21668 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21669 Mach-O getters if ppc64.
21670 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21672 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21673 signed four-byte field for global code case.
21674 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21676 2005-01-05 Roger Sayle <roger@eyesopen.com>
21678 PR middle-end/19100
21679 * c-common.c: Include real.h.
21680 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21681 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21682 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21683 * Makefile.in (c-common.o): Update dependencies.
21685 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21687 * c-parse.in (asm_string): Add trailing semicolon.
21689 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21691 * c-parse.in (asm_string): New. Don't allow wide strings in
21693 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21694 asm_string instead of STRING.
21696 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21698 * c-typeck.c (constructor_no_implicit): Remove.
21699 (set_designator, process_init_element): Don't check
21700 constructor_no_implicit.
21702 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21703 Kaz Kojima <kkojima@gcc.gnu.org>
21706 * lcm.c (create_pre_exit): New.
21707 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21708 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21710 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21712 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21713 -msoft-float in target_float_switch.
21714 * arm.c (arm_override_options): Fix processing of target_float_switch.
21716 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21718 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21721 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21723 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21724 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21726 2005-01-04 Roger Sayle <roger@eyesopen.com>
21728 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21729 if deleting the then-block allows the test-block to fallthru to the
21732 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21735 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21736 after the full declaration if the are in two different TUs.
21738 2005-01-04 Richard Henderson <rth@redhat.com>
21741 * tree-sra.c (generate_one_element_init): Just
21742 call gimplify_and_add.
21743 (generate_element_init): Record the
21744 new referenced variables and mark them for renaming
21745 and split out to ...
21746 (generate_element_init_1): This.
21747 (scalarize_init): Don't call push_gimplify_context/
21748 pop_gimplify_context.
21750 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21752 * toplev.c (get_src_pwd): Handle failure of getpwd().
21754 2005-01-04 Roger Sayle <roger@eyesopen.com>
21756 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21758 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21759 all the cases handled by it are inverted by invert_truthvalue.
21761 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21763 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21764 (save_register_windowsi): Likewise.
21766 2005-01-04 Richard Henderson <rth@redhat.com>
21768 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21770 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21772 PR middle-end/17767
21773 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21774 any simplifications of vector mode comparison operators.
21775 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21777 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21778 Devang Patel <dpatel@apple.com>
21780 PR tree-optimization/18308
21781 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21782 the operands before creating a new expression.
21783 * dojump.c (do_jump): Make drop_through_label available
21784 for all cases. Add expansion of COND_EXPR.
21786 2005-01-04 Ira Rosen <irar@il.ibm.com>
21788 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21789 INTEGER_CST instead of TREE_CONSTANT.
21790 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21791 instead of TREE_CONSTANT.
21792 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21793 instead of TREE_CONSTANT.
21795 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21797 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21799 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21802 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21803 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21805 2005-01-03 Richard Henderson <rth@redhat.com>
21807 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21808 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21809 fold_convert_const_real_from_real): Split out from ...
21810 (fold_convert_const): ... here.
21812 2005-01-03 Richard Henderson <rth@redhat.com>
21815 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21816 (mov<MMXMODEI>_internal): Likewise.
21817 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21818 Add V2SF case; use it for SSE1; don't use TI.
21819 (movdf_integer): Likewise.
21820 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21822 2005-01-03 Ira Rosen <irar@il.ibm.com>
21824 * tree-vectorizer.c (vect_strip_conversions): New function.
21825 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21826 check for binary class.
21828 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21832 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21834 * gimple-low.c (mark_blocks_with_used_vars): New function.
21835 (mark_blocks_with_used_subblocks): Ditto.
21836 (mark_used_blocks): Ditto.
21837 (pass_mark_used_blocks): New pass.
21838 * tree-inline.c: Include debug.h.
21839 (expand_call_inline): Call outlining_inline_function here.
21840 * tree-optimize.c (init_tree_optimization_passes): Add
21841 pass_mark_used_blocks.
21842 * tree-pass.h (pass_mark_used_blocks): New.
21843 * Makefile.in (tree-inline.o): Add debug.h dependency.
21845 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21847 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21848 VAR_DECLs to have weak_import attribute.
21850 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21853 2004-01-03 Steven Bosscher <stevenb@suse.de>
21855 * passes.c (rest_of_compilation): Don't run regmove if only
21856 flag_expensive_optimizations, require flag_regmove instead.
21858 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21860 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21862 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21863 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21864 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21865 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21867 2005-01-03 Richard Henderson <rth@redhat.com>
21869 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21870 (ia64_const_ok_for_letter_p): New.
21871 (ia64_const_double_ok_for_letter_p): New.
21872 (ia64_extra_constraint): New.
21873 (ia64_expand_vecint_compare): New.
21874 (ia64_expand_vcondu_v2si): New.
21875 (ia64_expand_vecint_cmov): New.
21876 (ia64_expand_vecint_minmax): New.
21877 (ia64_print_operand): Add 'v'.
21878 (ia64_preferred_reload_class): New.
21879 (ia64_vector_mode_supported_p): New.
21880 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21881 (PREFERRED_RELOAD_CLASS): Move to function.
21882 (CONST_OK_FOR_LETTER_P): Move to function.
21883 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21884 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21885 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21886 (EXTRA_CONSTRAINT): Move to function.
21887 * config/ia64/ia64.md: Include vect.md.
21888 (itanium_class): Add mmalua.
21890 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21892 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21893 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21895 (const_int_2bit_operand): New.
21896 (fr_reg_or_0_operand): New.
21897 * config/ia64/ia64-modes.def: Add vector modes.
21898 * config/ia64/ia64-protos.h: Update.
21899 * config/ia64/vect.md: New file.
21901 2005-01-03 Richard Henderson <rth@redhat.com>
21903 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21905 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21908 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21910 (log1pdf2): Change mode of operands[0,1] to DFmode.
21912 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21914 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21915 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21916 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21917 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21918 SPARC_RELAXED_ORDERING.
21920 2005-01-03 Richard Henderson <rth@redhat.com>
21921 Uros Bizjak <uros@kss-loka.si>
21924 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21925 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21926 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21928 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21929 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21930 const_pow2_1_to_128_operand): New predicates.
21932 2005-01-02 Greg McGary <greg@mcgary.org>
21934 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21936 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21937 object. [ptr_type]: Remove unused variable.
21938 Remember nearest addressable array-element or record-component
21939 when checking bitfield components. Tolerate empty BIND_EXPR.
21941 2005-01-01 Richard Henderson <rth@redhat.com>
21943 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21944 that don't narrow the value. Fail for other conversions.
21946 2005-01-01 Richard Henderson <rth@redhat.com>
21949 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21950 * c-lang.c (finish_file): Don't do it here.
21951 * objc/objc-act.c (objc_finish_file): Likewise.
21953 * cgraph.c (decl_assembler_name_equal): New.
21954 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21955 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21956 * cgraph.h (struct cgraph_varpool_node): Add next.
21957 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21958 * varasm.c (assemble_alias): Mark the target as needed.
21960 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21962 PR middle-end/19221
21963 * function.c (get_arg_pointer_save_area): Use entry_of_function
21964 instead of get_insns.
21966 2005-01-01 Roger Sayle <roger@eyesopen.com>
21967 Andrew Pinski <pinskia@physics.uc.edu>
21968 James E. Wilson <wilson@specifixinc.com>
21970 PR rtl-optimization/12092
21971 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21974 2005-01-01 Roger Sayle <roger@eyesopen.com>
21975 Olivier Hainque <hainque@act-europe.fr>
21977 * tree.c (int_fits_type_p): A narrower type always fits in a
21978 wider one, except for negative values into unsigned types.
21980 2005-01-01 Roger Sayle <roger@eyesopen.com>
21982 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21983 with the original constant rather than require TREE_OVERFLOW.
21985 2005-01-01 Steven Bosscher <stevenb@suse.de>
21987 PR middle-end/17544
21988 * c-decl.c (finish_function): If compiling C99, annotate the
21989 compiler generated return with the current file name and line 0.
21990 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21991 the source line is greater than 0.
21992 (remove_bb): Likewise.