1 2007-08-26 Chao-ying Fu <fu@mips.com>
3 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * alias.c (memory_modified_1, memory_modified_in_insn_p):
10 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
12 * bb-reorder.c (copy_bb_p): Likewise.
13 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
14 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
15 block_ends_with_condjump_p): Likewise.
16 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
17 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
18 block_ends_with_condjump_p): Likewise.
19 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
20 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
21 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
22 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
23 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
24 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
25 debug_true_const_tree instad of debug_true_tree.
26 * debug.c (do_nothing_debug_hooks): Likewise.
27 * debug.h (ignore_block, debug_true_const_tree): Constify.
28 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
29 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
30 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
31 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
32 dbx_reg_number, is_based_loc, field_type,
33 simple_type_align_in_bits, simple_decl_align_in_bits,
34 simple_type_size_in_bits, field_byte_offset, insert_float,
35 type_tag, member_declared_type, is_redundant_typedef,
36 secname_for_decl, is_inlined_entry_point): Likewise.
37 * emit-rtl.c (const_next_insn, const_previous_insn,
38 const_next_nonnote_insn, const_prev_nonnote_insn,
39 const_next_real_insn, const_prev_real_insn,
40 const_next_active_insn, const_prev_active_insn, const_next_label,
41 const_prev_label): Likewise.
42 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
44 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
45 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
46 sched_insn_is_legitimate_for_speculation_p): Likewise.
47 * jump.c (reversed_comparison_code_parts,
48 reversed_comparison_code, reversed_comparison, condjump_label):
50 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
51 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
53 * rtl.h (const_previous_insn, const_next_insn,
54 const_prev_nonnote_insn, const_next_nonnote_insn,
55 const_prev_real_insn, const_next_real_insn,
56 const_prev_active_insn, const_next_active_insn, const_prev_label,
57 const_next_label, modified_between_p, modified_in_p,
58 const_note_storeskeep_with_call_p, condjump_label,
59 reversed_comparison, reversed_comparison_code,
60 reversed_comparison_code_parts, memory_modified_in_insn_p,
61 stack_regs_mentioned): Likewise.
62 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
63 keep_with_call_p): Likewise.
64 * sched-deps.c (deps_may_trap_p, sched_get_condition,
65 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
66 sd_lists_size, sd_lists_empty_p): Likewise.
67 * sched-int.h (sched_insns_conditions_mutex_p,
68 haifa_classify_insn, no_real_insns_p,
69 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
70 sd_lists_size, sd_lists_empty_p): Likewise.
71 * sdbout.c (sdb_debug_hooks): Likewise.
72 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
73 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
74 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
76 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
77 tree_can_throw_internal): Likewise.
78 * tree-flow-inline.h (phi_nodes): Likewise.
79 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
80 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
81 * tree-gimple.c (const_get_call_expr_in): Likewise.
82 * tree-gimple.h (const_get_call_expr_in): Likewise.
83 * tree.c (const_lookup_attribute, attribute_list_equal,
84 attribute_list_contained): Likewise.
85 * tree.h (attribute_list_equal, attribute_list_contained,
86 const_lookup_attribute): Likewise.
87 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
89 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
91 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
92 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
94 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
97 * config/alpha/constraints.md: Delete "svn:mime-type" property
98 with svn propdel "svn:mime-type".
100 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
103 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
104 non NOTE insn doesn't cross basic block.
105 (noce_try_abs): Likewise.
106 (noce_process_if_block): Likewise.
108 2007-08-26 David Edelsohn <edelsohn@gnu.org>
111 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
112 operand without auto-inc-dec.
113 * config/rs6000/rs6000.md (floatsidf2_internal): Use
114 offsettable_mem_operand.
115 (floatunssidf2_internal): Same.
116 (fix_truncdfsi2_internal): Same.
117 (floatsidf_ppc64): Same.
118 (floatunssidf_ppc64): Same.
119 (fix_trunctfsi2_internal): Same.
121 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
124 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
125 pass defines needed for version.c.
127 2007-08-25 Joseph Myers <joseph@codesourcery.com>
129 * configure.ac (--debug-prefix-map check): Change assembler
130 version presumed to have feature to 2.18.
131 * configure: Regenerate.
133 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
135 * c-common.c (vector_types_convertible_p,
136 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
137 self_promoting_args_p): Constify.
138 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
139 c_promoting_integer_type_p, self_promoting_args_p,
140 anon_aggr_type_p, vector_types_convertible_p): Likewise.
141 * c-decl.c (anon_aggr_type_p): Likewise.
142 * * c-dump.c (dump_stmt): Likewise.
143 * c-objc-common.c (has_c_linkage): Likewise.
144 * c-tree.h (same_translation_unit_p): Likewise.
145 * c-typeck.c (null_pointer_constant_p,
146 tagged_types_tu_compatible_p, function_types_compatible_p,
147 type_lists_compatible_p, lvalue_or_else, lvalue_p,
148 comptypes_internal, struct tagged_tu_seen_cache,
149 same_translation_unit_p, alloc_tagged_tu_seen_cache,
150 c_size_in_bytes): Likewise.
151 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
152 hash_ptr, eq_ptr): Likewise.
153 * langhooks-def.h (lhd_decl_ok_for_sibcall,
154 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
155 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
156 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
158 * optabs.c (optab_for_tree_code): Likewise.
159 * optabs.h (optab_for_tree_code): Likewise.
160 * rtl.h (simplify_rtx): Likewise.
161 * simplify-rtx.c (simplify_rtx): Likewise.
162 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
163 dump_flag, dump_node): Likewise.
164 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
165 queue_and_dump_type, dump_flag): Likewise.
166 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
167 * tree-pass.h (dump_node): Likewise.
168 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
169 supportable_narrowing_operation): Likewise.
170 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
171 supportable_narrowing_operation): Likewise.
172 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
173 is_negative_overflow_infinity, is_positive_overflow_infinity,
174 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
175 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
176 update_value_range, add_equivalence, ssa_name_nonnegative_p,
177 ssa_name_nonzero_p, fp_predicate): Likewise.
178 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
179 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
180 ssa_name_nonnegative_p): Likewise.
182 2007-08-25 Hans Kester <hans.kester@ellips.nl>
184 * config.gcc : Add x86_64-elf target.
186 2007-08-25 Jakub Jelinek <jakub@redhat.com>
188 * expr.c (store_expr): Fix order of store_by_pieces arguments.
190 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
191 Nigel Stephens <nigel@mips.com>
195 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
196 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
197 * expr.c (SET_BY_PIECES_P): Define.
198 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
199 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
200 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
202 * expr.h (SET_RATIO): Define.
203 (can_store_by_pieces, store_by_pieces): Update prototypes.
204 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
205 can_store_by_pieces/store_by_pieces.
206 (expand_builtin_memcpy_args): Likewise.
207 (expand_builtin_strncpy): Likewise.
208 (expand_builtin_memset_args): Likewise. Also remove special case
209 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
210 decide what to do instead.
211 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
212 to can_store_by_pieces.
214 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
215 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
217 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
218 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
219 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
220 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
221 (STORE_BY_PIECES_P): Define.
223 2007-08-24 Tom Tromey <tromey@redhat.com>
225 * varpool.c (varpool_last_needed_node): Fix comment typo.
226 * c-decl.c (duplicate_decls): Fix comment typo.
227 (clone_underlying_type): Update comment.
229 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
231 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
232 alpha_in_small_data_p, alpha_split_complex_arg,
233 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
235 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
236 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
238 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
239 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
240 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
241 * config/darwin.c (darwin_binds_local_p): Likewise.
242 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
244 * config/i386/i386-protos.h (i386_pe_binds_local_p,
245 i386_pe_valid_dllimport_attribute_p): Likewise.
246 * config/i386/i386.c (ix86_function_regparm,
247 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
248 x86_can_output_mi_thunk, ix86_mangle_type,
249 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
250 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
251 i386_pe_binds_local_p): Likewise.
253 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
254 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
255 ia64_invalid_conversion, ia64_invalid_unary_op,
256 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
258 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
259 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
260 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
261 * config/mips/mips.c (mips_use_blocks_for_constant_p,
262 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
263 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
264 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
265 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
266 * config/pa/pa.c (pa_commutative_p): Likewise.
267 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
269 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
270 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
271 rs6000_use_blocks_for_constant_p,
272 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
273 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
274 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
275 * config/s390/s390.c (s390_mangle_type,
276 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
278 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
279 th_in_small_data_p): Likewise.
280 * config/sh/sh.c (sh_ms_bitfield_layout_p,
281 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
283 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
284 sparc_mangle_type): Likewise.
285 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
286 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
287 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
289 * hooks.c (hook_bool_mode_const_rtx_false,
290 hook_bool_mode_const_rtx_true,
291 hook_bool_const_tree_hwi_hwi_const_tree_false,
292 hook_bool_const_tree_hwi_hwi_const_tree_true,
293 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
294 hook_constcharptr_const_tree_null,
295 hook_constcharptr_const_rtx_null,
296 hook_constcharptr_const_tree_const_tree_null,
297 hook_constcharptr_int_const_tree_null,
298 hook_constcharptr_int_const_tree_const_tree_null): New.
299 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
300 hook_bool_tree_hwi_hwi_tree_false,
301 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
302 hook_int_tree_tree_1, hook_constcharptr_tree_null,
303 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
304 hook_constcharptr_int_tree_null,
305 hook_constcharptr_int_tree_tree_null): Delete.
306 (default_can_output_mi_thunk_no_vcall): Constify.
307 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
308 hook_bool_tree_hwi_hwi_tree_false,
309 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
310 hook_int_tree_tree_1, hook_constcharptr_tree_null,
311 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
312 hook_constcharptr_int_tree_null,
313 hook_constcharptr_int_tree_tree_null): Delete.
314 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
315 hook_bool_const_tree_hwi_hwi_const_tree_false,
316 hook_bool_const_tree_hwi_hwi_const_tree_true,
317 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
318 hook_constcharptr_const_tree_null,
319 hook_constcharptr_const_rtx_null,
320 hook_constcharptr_const_tree_const_tree_null,
321 hook_constcharptr_int_const_tree_null,
322 hook_constcharptr_int_const_tree_const_tree_null): New.
323 (default_can_output_mi_thunk_no_vcall): Constify.
324 * integrate.c (function_attribute_inlinable_p): Likewise.
325 * integrate.h (function_attribute_inlinable_p): Likewise.
326 * jump.c (rtx_renumbered_equal_p): Likewise.
327 * output.h (decl_readonly_section, categorize_decl_for_section,
328 default_use_anchors_for_symbol_p, default_binds_local_p,
329 default_binds_local_p_1): Likewise.
330 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
332 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
333 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
334 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
335 TARGET_COMP_TYPE_ATTRIBUTES,
336 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
337 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
338 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
339 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
340 TARGET_DWARF_CALLING_CONVENTION): Likewise.
341 * target.h (can_output_mi_thunk, needs_block_p,
342 first_cycle_multipass_dfa_lookahead_guard_spec,
343 vector_alignment_reachable, comp_type_attributes,
344 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
345 commutative_p, use_blocks_for_constant_p,
346 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
347 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
348 invalid_within_doloop, valid_dllimport_attribute_p,
349 split_complex_arg, invalid_arg_for_unprototyped_fn,
350 invalid_conversion, invalid_unary_op, invalid_binary_op):
352 * targhooks.c (default_invalid_within_doloop,
353 hook_invalid_arg_for_unprototyped_fn,
354 default_builtin_vector_alignment_reachable): Likewise.
355 (hook_bool_rtx_commutative_p): Delete.
356 (hook_bool_const_rtx_commutative_p): New.
357 * targhooks.h (default_invalid_within_doloop,
358 default_builtin_vector_alignment_reachable,
359 hook_invalid_arg_for_unprototyped_fn): Constify.
360 (hook_bool_rtx_commutative_p): Delete.
361 (hook_bool_const_rtx_commutative_p): New.
362 * varasm.c (bss_initializer_p, decl_default_tls_model,
363 categorize_decl_for_section, decl_readonly_section,
364 default_use_anchors_for_symbol_p, default_binds_local_p,
365 default_binds_local_p_1): Constify.
367 2007-08-24 Jie Zhang <jie.zhang@analog.com>
369 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
370 __NO_BUILTIN if -fno-builtin.
372 2007-08-24 Jie Zhang <jie.zhang@analog.com>
374 * config/bfin/bfin.c (print_operand): Report error instead of
375 ICE for wrong operand.
377 2007-08-24 Michael Matz <matz@suse.de>
379 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
381 2007-08-24 Richard Guenther <rguenther@suse.de>
384 * tree-ssa.c (useless_type_conversion_p): Split into a
385 recursive and a non-recursive part.
386 (useless_type_conversion_p_1): New function.
387 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
388 from maybe_fold_offset_to_reference is trivially convertible
389 to the desired type before doing the simplification.
391 2007-08-24 Jakub Jelinek <jakub@redhat.com>
393 * expr.c (store_expr): Optimize initialization of an array
395 * expr.h (builtin_strncpy_read_str): New prototype.
396 * builtins.c (builtin_strncpy_read_str): Remove prototype.
399 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
402 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
403 field when initializing if_info structure.
405 2007-08-24 Richard Guenther <rguenther@suse.de>
407 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
409 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
410 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
411 * tree-inline.c (inlinable_function_p): Fold in common parts of
412 the cannot_inline_tree_fn langhook.
413 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
414 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
415 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
416 cannot_inline_tree_fn langhook.
417 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
418 cannot_inline_tree_fn member.
420 2007-08-24 Richard Guenther <rguenther@suse.de>
422 * expr.c (get_inner_reference): Do computation of bitoffset
423 from offset in a way we can detect overflow reliably.
425 2007-08-24 Jie Zhang <jie.zhang@analog.com>
427 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
429 2007-08-24 Jie Zhang <jie.zhang@analog.com>
431 * config/bfin/bfin.opt (mfast-fp): Add.
432 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
433 libbffastfp override libgcc if -mfast-fp.
434 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
435 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
436 (Blackfin Options): Document -mfast-fp.
438 2007-08-24 Jakub Jelinek <jakub@redhat.com>
440 PR tree-optimization/32573
442 * tree-data-ref.c (initialize_data_dependence_relation): Clear
443 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
444 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
445 (build_classic_dist_vector): Return false rather than true if
446 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
447 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
448 returned false. Don't call save_dist_v before calling
449 build_classic_dist_vector_1.
450 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
451 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
452 DDR_DIR_VECTS vectors.
454 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
456 * configure.ac (leb128): Modify sed statement to work with any binutils
458 * configure: Regenerate
460 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
462 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
463 Wrap in RTX_CODE macro guard.
464 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
465 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
466 arm_mark_dllimport, arm_pe_encode_section_info,
467 arm_pe_unique_section): Use ISO-C function declarations.
468 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
469 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
470 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
472 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
473 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
475 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
477 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
478 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
479 (register_move_cost): Use ISO-C function declarations.
480 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
481 * config/score/score-protos.h (score_declare_object): Add
483 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
485 * final.c (profile_function): Avoid empty if-bodies.
488 * calls.c (must_pass_in_stack_var_size,
489 must_pass_in_stack_var_size_or_pad): Constify.
490 * config/alpha/alpha-protos.h (function_value): Likewise.
491 * config/alpha/alpha.c (alpha_return_in_memory,
492 alpha_pass_by_reference, function_value,
493 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
494 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
496 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
497 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
498 TARGET_PROMOTE_PROTOTYPES): Likewise.
499 * config/arm/arm-protos.h (arm_return_in_memory,
500 arm_pad_arg_upward, arm_function_value): Likewise.
501 * config/arm/arm.c (arm_pass_by_reference,
502 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
503 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
504 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
506 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
507 * config/avr/avr-protos.h (avr_function_value): Likewise.
508 * config/avr/avr.c (avr_return_in_memory,
509 gas_output_limited_string, gas_output_ascii, avr_function_value,
510 avr_return_in_memory): Likewise.
511 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
512 * config/bfin/bfin.c (bfin_pass_by_reference,
513 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
514 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
516 * config/cris/cris.c (cris_pass_by_reference,
517 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
518 * config/crx/crx.c (crx_return_in_memory): Likewise.
519 * config/darwin.c (function_base, machopic_function_base_name):
521 * config/fr30/fr30.c (fr30_must_pass_in_stack,
522 TARGET_PROMOTE_PROTOTYPES): Likewise.
523 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
524 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
525 * config/i386/i386-protos.h (ix86_return_in_memory,
526 ix86_sol10_return_in_memory): Likewise.
527 * config/i386/i386.c (ix86_function_value,
528 ix86_function_sseregparm, ix86_must_pass_in_stack,
529 type_natural_mode, classify_argument, examine_argument,
530 construct_container, ix86_pass_by_reference, function_value_32,
531 function_value_64, ix86_function_value_1, return_in_memory_32,
532 return_in_memory_64, return_in_memory_ms_64,
533 ix86_return_in_memory, ix86_sol10_return_in_memory,
534 TARGET_PROMOTE_PROTOTYPES): Likewise.
535 * config/ia64/ia64-protos.h (ia64_function_value,
536 ia64_hpux_function_arg_padding): Likewise.
537 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
538 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
539 ia64_hpux_function_arg_padding): Likewise.
540 * config/iq2000/iq2000-protos.h (function_arg,
541 iq2000_function_value): Likewise.
542 * config/iq2000/iq2000.c (iq2000_return_in_memory,
543 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
544 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
545 function_arg, iq2000_function_value): Likewise.
546 * config/m32c/m32c-protos.h (m32c_function_value,
547 m32c_promote_function_return): Likewise.
548 * config/m32c/m32c.c (m32c_pass_by_reference,
549 m32c_promote_prototypes, m32c_promote_function_return,
550 m32c_function_value): Likewise.
551 * config/m32r/m32r.c (m32r_return_in_memory,
552 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
553 m32r_in_small_data_p): Likewise.
554 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
556 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
557 m68hc11_function_arg_padding): Likewise.
558 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
559 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
560 m68k_function_value): Likewise.
561 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
562 mcore_function_value): Likewise.
563 * config/mcore/mcore.c (handle_structs_in_regs,
564 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
565 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
566 mcore_num_arg_regs, mcore_function_value): Likewise.
567 * config/mips/mips-protos.h (mips_pad_arg_upward,
568 mips_function_value): Likewise.
569 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
570 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
571 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
572 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
573 mips_function_value): Likewise.
574 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
576 * config/mmix/mmix.c (mmix_pass_by_reference,
577 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
578 mmix_encode_section_info): Likewise.
579 * config/mn10300/mn10300-protos.h (mn10300_function_value):
581 * config/mn10300/mn10300.c (mn10300_return_in_memory,
582 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
583 mn10300_function_value): Likewise.
584 * config/mt/mt-protos.h (mt_function_value): Likewise.
585 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
586 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
587 * config/pa/pa-protos.h (function_arg_padding, function_value,
588 pa_return_in_memory): Likewise.
589 * config/pa/pa.c (pa_pass_by_reference,
590 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
591 function_arg_padding, function_value, pa_return_in_memory):
593 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
594 * config/rs6000/rs6000-protos.h (rs6000_function_value,
595 function_arg_padding): Likewise.
596 * config/rs6000/rs6000.c (rs6000_return_in_memory,
597 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
598 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
599 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
600 function_arg_padding, altivec_expand_dst_builtin,
601 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
602 altivec_init_builtins, rs6000_common_init_builtins,
603 rs6000_function_value): Likewise.
604 * s390/s390-protos.h (s390_function_value): Likewise.
605 * config/s390/s390.c (s390_function_arg_size,
606 s390_pass_by_reference, s390_return_in_memory,
607 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
608 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
609 * config/score/score-protos.h (score_function_value): Likewise.
610 * config/score/score.c (score_arg_partial_bytes,
611 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
612 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
613 score_pass_by_reference, score_add_offset, score_function_value):
615 * config/sh/sh-protos.h (sh_attr_renesas_p,
616 sh_promote_prototypes): Likewise.
617 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
618 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
619 sh_attr_renesas_p): Likewise.
620 * config/sparc/sparc-protos.h (function_value,
621 function_arg_padding): Likewise.
622 * config/sparc/sparc.c (sparc_promote_prototypes,
623 sparc_return_in_memory, sparc_pass_by_reference,
624 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
625 function_arg_record_value_2, function_arg_record_value_1,
626 function_arg_record_value, function_arg_record_value,
627 function_arg_padding, function_value): Likewise.
628 * config/spu/spu-protos.h (spu_function_value): Likewise.
629 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
630 spu_function_value): Likewise.
631 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
633 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
634 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
635 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
637 * config/v850/v850.c (v850_return_in_memory,
638 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
639 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
640 * config/xtensa/xtensa.c (xtensa_return_in_msb,
641 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
642 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
644 * explow.c (promote_mode, hard_function_value): Likewise.
645 * expr.h (hard_function_value, promote_mode): Likewise.
646 * function.c (aggregate_value_p): Likewise.
647 * hooks.c (hook_bool_const_tree_true): New.
648 * hooks.h (hook_bool_const_tree_true): New.
649 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
650 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
651 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
652 TARGET_RETURN_IN_MSB): Likewise.
653 * target.h (promote_function_args, promote_function_return,
654 promote_prototypes, return_in_memory, return_in_msb,
655 pass_by_reference, must_pass_in_stack, callee_copies,
656 function_value): Likewise.
657 * targhooks.c (default_return_in_memory,
658 hook_pass_by_reference_must_pass_in_stack,
659 hook_callee_copies_named,
660 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
661 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
662 default_function_value): Likewise.
663 * targhooks.h (default_return_in_memory,
664 hook_pass_by_reference_must_pass_in_stack,
665 hook_callee_copies_named,
666 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
667 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
668 default_function_value): Likewise.
669 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
670 (equiv_class_label_hash, equiv_class_label_eq): Constify.
671 * tree-vectorizer.c (bb_in_loop_p): Likewise.
672 * tree.c (needs_to_live_in_memory): Likewise.
673 * tree.h (struct tree_type, needs_to_live_in_memory,
674 aggregate_value_p, must_pass_in_stack_var_size,
675 must_pass_in_stack_var_size_or_pad): Likewise.
676 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
677 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
678 lookup_filename): Likewise.
680 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
684 fake fcomi i387 instruction for !TARGET_CMOVE.
685 (ix86_expand_branch): Expand natural sequence with one jump for
686 all targets, not only TARGET_CMOVE.
687 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
688 pattern to implement fake fcomi sequence. Split instruction after
689 reload to correct compare sequences.
690 (*cmpfp_xf_cc): Ditto.
691 (*cmpfp_<mode>_cc): Ditto.
692 (*cmpfp_u_cc): Ditto.
693 (*cmpfp_<mode>_cc): Ditto.
695 2007-08-23 Richard Guenther <rguenther@suse.de>
697 * tree-pretty-print.c (dump_generic_node): Annotate
698 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
700 2007-08-23 Richard Guenther <rguenther@suse.de>
702 * builtins.c (expand_builtin_mathfn): Wrap argument in
703 save_expr directly instead of re-building the call.
704 (expand_builtin_mathfn_2): Likewise.
705 (expand_builtin_mathfn_3): Likewise.
706 (expand_builtin_interclass_mathfn): Likewise.
707 (expand_builtin_int_roundingfn): Set arg.
708 (expand_builtin_int_roundingfn_2): Likewise.
710 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
712 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
713 *sse_nand<mode>3, *sse_xor<mode>3): New.
715 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
718 * config/i386/i386.c (print_operand): Handle ';' code. Output
719 semicolon for TARGET_MACHO.
720 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
721 emit semicolon after 'lock' prefix.
722 (sync_double_compare_and_swap<mode>): Ditto.
723 (*sync_double_compare_and_swapdi_pic): Ditto.
724 (*sync_compare_and_swap_cc<mode>): Ditto.
725 (sync_double_compare_and_swap_cc<mode>): Ditto.
726 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
727 (sync_old_add<mode>): Ditto.
728 (sync_add<mode>): Ditto.
729 (sync_sub<mode>): Ditto.
730 (sync_ior<mode>): Ditto.
731 (sync_and<mode>): Ditto.
732 (sync_xor<mode>): Ditto.
734 2007-08-22 Chao-ying Fu <fu@mips.com>
736 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
738 (copy_rtx): Handle CONST_FIXED.
739 (rtx_equal_p): Likewise.
740 * rtl.h (fixed_value.h): New include.
741 (rtx_def): Add a new field of fixed_value to u.
742 (XCNMPFV): Define for accessing fixed_value.
743 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
745 * rtl.def (CONST_FIXED): New constant.
746 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
747 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
748 US_ASHIFT): New codes.
749 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
750 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
751 unsigned_fract_convert, unsigned_sat_fract): Document them.
752 * varasm.c (assemble_integer): Extend to support fixed-point constants
753 by using different machine classes.
754 (decode_addr_const): Handle FIXED_CST.
755 (const_hash_1): Likewise.
756 (compare_constant): Likewise.
757 (copy_constant): Likewise.
758 (const_rtx_hash_1): Handle CONST_FIXED.
759 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
760 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
762 (initializer_constant_valid_p): Handle FIXED_CST.
763 (output_constant): Support FIXED_POINT_TYPE.
764 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
765 * cse.c (hash_rtx): Support CONST_FIXED.
766 (exp_equiv_p): Likewise.
767 (cannon_reg): Likewise.
768 (fold_rtx): Likewise.
769 (equiv_constant): Likewise.
770 (cse_process_notes_1): Likewise.
771 (count_reg_usage): Likewise.
772 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
773 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
774 (wrap_constant): Check CONST_FIXED.
775 (cselib_hash_rtx): Support CONST_FIXED.
776 (cselib_subst_to_values): Likewise.
777 * df-scan.c (df_uses_record): Likewise.
778 * gcse.c (want_to_gcse_p): Likewise.
779 (oprs_unchanged_p): Likewise.
780 (oprs_not_set_p): Likewise.
781 (compute_transp): Likewise.
782 (extract_mentioned_regs_helper): Likewise.
783 * genemit.c (gen_exp): Likewise.
784 * local-alloc.c (equiv_init_varies_p): Likewise.
785 (contains_replace_regs): Likewise.
786 (memref_referenced_p): Likewise.
787 * loop-invariant.c (check_maybe_invariant): Likewise.
788 (hash_invariant_expr_1): Likewise.
789 (invariant_expr_equal_p): Likewise.
790 * postreload-gcse.c (oprs_unchanged_p): Likewise.
791 * regclass.c (reg_scan_mark_refs): Likewise.
792 * regrename.c (scan_rtx): Likewise.
793 * resource.c (mark_referenced_resources): Likewise.
794 (mark_set_resources): Likewise.
795 * rtlanal.c (rtx_unstable_p): Likewise.
796 (rtx_varies_p): Likewise.
797 (count_occurrences): Likewise.
798 (reg_mentioned_p): Likewise.
799 (modified_between_p): Likewise.
800 (modified_in_p): Likewise.
801 (volatile_insn_p): Likewise.
802 (volatile_refs_p): Likewise.
803 (side_effects_p): Likewise.
804 (may_trap_p_1): Likewise.
805 (inequality_comparisons_p): Likewise.
806 (computed_jump_p_1): Likewise.
807 (commutative_operand_precedence): Likewise.
808 * sched-deps.c (sched_analyze_2): Likewise.
809 * sched-vis.c (print_value): Likewise.
810 * reload.c (operands_match_p): Likewise.
811 (subst_reg_equivs): Likewise.
812 * reload1.c (eliminate_regs_1): Likewise.
813 (elimination_effects): Likewise.
814 (scan_paradoxical_subregs): Likewise.
815 * alias.c (rtx_equal_for_memref_p): Likewise.
816 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
817 * emit-rtl.c (const_fixed_htab): New hash table.
818 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
820 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
821 const_fixed_from_fixed_value): New functions.
822 (verify_rtx_sharing): Handle CONST_FIXED.
823 (copy_rtx_if_shared_1): Likewise.
824 (reset_used_flags): Likewise.
825 (set_used_flags): Likewise.
826 (copy_insn_1): Likewise.
827 (init_emit_once): Create const_fixed_htab.
828 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
830 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
832 PR tree-optimization/32949
833 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
834 before failing for ivs with non-constant step.
836 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
838 * doc/md.texi (Iterators): Renamed from Macros. All contents
839 changed to reflect rename of respectively define_code_macro and
840 define_mode_macro to define_code_iterator and define_mode_iterator.
841 (Mode Iterators, Code Iterators): Similar.
842 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
843 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
844 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
845 (initialize_iterators, find_iterator, check_code_iterator)
846 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
847 (read_mapping, read_rtx_1): Similar.
848 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
849 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
850 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
851 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
852 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
853 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
854 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
855 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
856 config/rs6000/sync.md, config/rs6000/rs6000.md,
857 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
858 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
859 config/vax/vax.md, config/bfin/bfin.md: Similar.
861 2007-08-22 David Daney <ddaney@avtrex.com>
863 * doc/install.texi (Testing): Mention testing on a simulator.
865 2007-08-22 Janis Johnson <janis187@us.ibm.com>
867 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
869 * doc/libgcc.texi (Decimal float library routines): Fix formatting
870 and rearrange floating point conversion functions into different
873 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
875 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
876 dfa_post_advance_cycle): New scheduler hooks.
877 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
878 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
880 (TARGET_SCHED): Use them.
881 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
882 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
883 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
885 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
886 function to facilitate debugging.
887 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
888 (output_insn_has_dfa_reservation_p): New static function to output
889 insn_has_dfa_reservation_p ().
890 (write_automata): Use it.
891 * genattr.c (main): Output declaration for
892 insn_has_dfa_reservation_p ().
894 2007-08-22 Christian Bruel <christian.bruel@st.com>
895 Richard Guenther <rguenther@suse.de>
897 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
898 * simplify_rtx (simplify_binary_operation_1): Likewise.
900 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
902 PR rtl-optimization/32557
903 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
904 of REGNO (mws->mw_reg).
906 2007-08-22 Richard Guenther <rguenther@suse.de>
909 * builtins.c (expand_builtin_int_roundingfn): Replace call
910 argument wrapped with SAVE_EXPR directly.
911 (expand_builtin_int_roundingfn_2): Likewise.
913 2007-08-22 Richard Guenther <rguenther@suse.de>
915 * tree-inline.c (inlinable_function_p): Restore disregarding
916 inline limits for GNU extern inline functions.
918 2007-08-22 Richard Guenther <rguenther@suse.de>
921 * tree.c (host_integerp): Treat sizetype as signed as it is
924 2007-08-21 Ian Lance Taylor <iant@google.com>
926 PR tree-optimization/33134
927 * tree-vrp.c (adjust_range_with_scev): Call
928 set_value_range_to_value.
930 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
932 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
935 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
937 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
940 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
942 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
943 cases to set eight bytes at a time.
944 (expand_block_move): Likewise.
946 2007-08-21 Jakub Jelinek <jakub@redhat.com>
949 * dwarf2out.c (gen_decl_die): Don't call
950 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
952 2007-08-21 Paul Brook <paul@codesourcery.com>
953 Nathan Sidwell <nathan@codesourcery.com>
954 Mark Mitchell <mark@codesourcery.com>
955 Joseph Myers <joseph@codesourcery.com>
957 * configure.ac: Add --with-pkgversion and --with-bugurl.
958 * configure: Regenerate.
959 * doc/install.texi: Document them.
960 * version.c (version_string): Remove VERSUFFIX.
962 (pkgversion_string): New.
963 (bug_report_url): Do not hard-code initializer.
964 * version.h (pkgversion_string): Declare.
965 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
967 (version.o): Define PKGVERSION and BUGURL.
968 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
969 (%.pod): Define BUGURL.
970 * gcc.c (process_command, main): Use pkgversion_string.
971 * toplev.c (compile_file, print_version): Likewise.
972 * protoize.c (main): Likewise.
973 * gcov.c (print_version): Likewise. Update copyright date.
974 * gcov-dump.c (print_version): Likewise. Update copyright date.
975 * mips-tdump.c (main): Likewise. Update copyright date.
976 * mips-tfile.c (main): Likewise. Update copyright date.
977 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
978 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
980 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
981 * doc/gccint.texi: Likewise.
982 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
983 Update copyright date.
985 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
988 (ix86_expand_strlensi_unroll_1): Ditto.
989 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
990 (ix86_expand_carry_flag_compare): Update comment.
992 2007-08-21 Jakub Jelinek <jakub@redhat.com>
995 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
996 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
998 2007-08-21 Richard Guenther <rguenther@suse.de>
1000 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1002 2007-08-21 Richard Guenther <rguenther@suse.de>
1005 * fold-const.c (fold_binary): Remove index +p PTR folding.
1006 Fix types of POINTER_PLUS_EXPR generated by folding of
1009 2007-08-20 Chao-ying Fu <fu@mips.com>
1011 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1012 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1013 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1014 (c_common_fixed_point_type_for_size): Declare.
1015 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1016 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1017 (c_token_starts_declspecs): Likewise.
1018 (c_parser_declspecs): Likewise.
1019 (c_parser_attributes): Likewise.
1020 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1021 (c_declspecs): Add saturating_p.
1022 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1023 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1024 _Sat. Handle RID_SAT.
1025 Avoid using void, bool, char, int, float, double, _Decimal32,
1026 _Decimal64, _Decimal128, and complex with _Sat.
1027 Handle RID_FRACT and RID_ACCUM.
1028 Make sure _Sat is used with _Fract or _Accum.
1029 (finish_declspecs): Handle cts_fract and cts_accum.
1030 * c-common.c (fixed-value.h): New include.
1031 (constant_expression_warning): Handle FIXED_CST.
1032 (overflow_warning): Likewise.
1033 (warnings_for_convert_and_check): Likewise.
1034 (c_common_fixed_point_type_for_size): New.
1035 (c_common_type_for_mode): Handle fixed-point modes to
1036 return various saturating/non-saturating, signed/unsigned types.
1037 (c_common_signed_or_unsigned_type): Support fixed-point types.
1038 (shorten_compare): Check fixed-point zero.
1039 Handle FIXED_POINT_TYPE.
1040 (c_common_truthvalue_conversion): Handle FIXED_CST.
1041 Handle FIXED_POINT_TYPE.
1042 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1044 (handle_mode_attribute): Handle fixed-point modes. Need to check
1045 if the signness of base type and fixed-point modes are consistent.
1046 (handle_vector_size_attribute): Handle fixed-point modes.
1047 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1048 (warn_for_div_by_zero): Check fixed-point zero.
1049 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1050 a common fixed-point type based on fbit, ibit, sign, and saturation.
1051 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1052 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1053 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1054 (convert_for_assignment): Support FIXED_POINT_TYPE.
1055 (digest_init): Handle FIXED_POINT_TYPE.
1056 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1057 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1058 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1059 GE_EXPR, LT_EXPR, GT_EXPR.
1060 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1061 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1062 * target.h (gcc_target): Add fixed_point_supported_p.
1063 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1064 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1065 (default_fixed_point_supported_p): Define.
1066 * targhooks.h (default_fixed_point_supported_p): Declare.
1067 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1068 * doc/install.texi (Configuration): Add --enable-fixed-point.
1069 * configure.ac (--enable-fixed-point): New to enable fixed-point
1070 arithmetic extension to C. For mips targets, we enable it by default.
1071 * configure, config.in: Regenerate.
1073 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1075 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1077 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1079 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1080 DWARF2_DEBUGGING_INFO.
1081 (cold_text_section_used): Same.
1082 (cold_text_section): Same.
1084 2007-08-20 Richard Guenther <rguenther@suse.de>
1086 * c-typeck.c (convert_for_assignment): Use the type of
1087 the member for the initialization.
1089 2007-08-20 Richard Guenther <rguenther@suse.de>
1091 * c-objc-common.c (c_disregard_inline_limits): Remove.
1092 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1093 * cgraphunit.c (cgraph_process_new_functions): Call
1094 disregard_inline_limits_p.
1095 (cgraph_preserve_function_body_p): Likewise.
1096 * ipa-inline.c (compute_inline_parameters): Likewise.
1097 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1099 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1100 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1101 disregard_inline_limits langhook.
1102 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1104 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1105 disregard_inline_limits langhook.
1106 * tree-inline.c (disregard_inline_limits_p): New function.
1107 * tree-inline.h (disregard_inline_limits_p): Declare.
1109 2007-08-20 Richard Guenther <rguenther@suse.de>
1111 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1112 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1113 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1114 auto_var_in_fn_p langhook.
1115 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1117 * tree.c (auto_var_in_fn_p): ... here.
1118 (find_var_from_fn): Call auto_var_in_fn_p directly.
1119 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1120 auto_var_in_fn_p langhook.
1121 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1122 (copy_body_r): Likewise.
1123 (self_inlining_addr_expr): Likewise.
1124 * tree.h (auto_var_in_fn_p): Declare.
1126 2007-08-20 Richard Guenther <rguenther@suse.de>
1128 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1129 (walk_type_fields): Take lh parameter.
1130 (walk_tree): Rename to ...
1131 (walk_tree_1): ... this. Do not call the walk_subtrees
1132 langhook but the now passed callback. Pass lh on recursion.
1133 (walk_tree_without_duplicates): Rename to ...
1134 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1135 and call walk_tree_1.
1136 * tree.h (walk_tree_lh): New typedef.
1137 (walk_tree_1): Declare.
1138 (walk_tree_without_duplicates_1): Likewise.
1139 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1140 (walk_tree_without_duplicates): New define to
1141 walk_tree_without_duplicates_1 with NULL lh parameter.
1142 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1143 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1145 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1146 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1147 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1150 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1153 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1154 code in front of the compacting of basic blocks.
1155 Move the folding of statements inbetween the cgraph checking
1156 and compacting of basic blocks.
1158 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1159 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1162 * config/alpha/alpha.c (va_list_skip_additions): Check for
1163 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1164 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1165 PLUS_EXPR when checking ap.__base.
1166 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1167 when doing addition on pointer types. Use size_int instead of
1169 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1170 ptr_type in the second operand.
1172 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1175 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1177 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1180 * cfgexpand.c (expand_one_register_var): Mark pointer
1181 DECL_ARTIFICIAL as REG_POINTER also.
1182 * stmt.c (expand_decl): Likewise.
1184 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1191 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1192 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1193 on_worklist argument and avoid adding things to worklist multiple
1195 (add_to_worklist): Ditto.
1196 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1197 single SFT is clobbered.
1198 (set_initial_properties): Ditto.
1199 (compute_call_clobbered): Update for changes to function
1201 (create_overlap_variables_for): Always create SFT for offset 0.
1202 (create_structure_vars): Handle PHI's, since we are in SSA form at
1204 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1205 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1207 (add_vars_for_offset): Figure out aliases from access + points-to.
1208 (add_virtual_operand): Use add_vars-for_offset.
1209 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1210 (add_call_clobber_ops): Remove makes_clobbering_call set.
1211 (get_expr_operands): Always pass through the INDIRECT_REF
1213 * tree-ssa-structalias.c (struct constraint_graph): Remove
1215 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1216 address_taken, pt_used, number_incoming.
1217 (FIRST_ADDR_NODE): Removed.
1218 (merge_graph_nodes): Remove broken code for the moment.
1219 (init_graph): New function.
1220 (build_pred_graph): Remove code to init_graph.
1221 Add location equivalence support.
1222 (struct scc_info): Rename roots to deleted.
1224 (init_scc_info): Ditto
1225 (init_topo_info): Use graph->size.
1226 (compute_topo_order): Ditto.
1227 (do_da_constraint): Removed.
1228 (do_sd_constraint): Remove calls to find().
1229 set_union_with_increment should always get 0 as last arg here.
1230 (do_complex_constraint): Replace do_da_constraint with assert.
1232 (struct equiv_class_label): New.
1233 (pointer_equiv_class_table): Ditto.
1234 (location_equiv_class_table): Ditto.
1235 (equiv_class_label_hash): Ditto.
1236 (equiv_class_label_eq): Ditto
1237 (equiv_class_lookup): Ditto.
1238 (equiv_class_ladd): Ditto.
1239 (pointer_equiv_class): Ditto.
1240 (location_equiv_class): Ditto.
1241 (condense_visit): Rename and rewrite from label_visit to do only
1242 SCC related stuff for HU.
1243 (label_visit): Do HU work for HU.
1244 (perform_var_substitution): Update to do HU and location
1246 (free_var_substitution_info): Update to free HU and location
1247 equivalence structures. */
1248 (find_equivalent_node): Update for pointer but not location
1250 (unite_pointer_equivalences): New function.
1251 (move_complex_constraints): Rewrite to only do moving.
1252 (rewrite_constraints): Split out of move_complex_constraints.
1253 (solve_graph): Use graph->size.
1254 (process_constraint_1): Add from_call argument, use it.
1255 Split *a = &b into two constraints.
1256 (process_constraint): Use new process_constraint_1.
1257 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1258 (get_constraint_for): Handle non-pointer integers properly.
1259 Remove code that used to handle structures.
1260 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1261 with unknown addends.
1262 (handle_rhs_call): New function.
1263 (find_func_aliases): Use handle_rhs_call.
1264 (set_uids_in_ptset): Add an assert.
1265 (set_used_smts): Fix bug in not considering unified vars.
1266 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1267 (compute_points_to_sets): Update for other function changes.
1268 (delete_points_to_sets): Ditto.
1269 (ipa_pta_execute): Ditto.
1270 (pass_ipa_pta): We need to update SSA after ipa_pta.
1272 2007-08-19 Jan Hubicka <jh@suse.cz>
1274 * i386.md: Replace "rim" and "mri" constraints by "g".
1276 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1278 * dwarf2out.c (text_section_used, cold_text_section_used,
1279 cold_text_section, dwarf2out_note_section_used): New.
1280 (dwarf2out_init): Initialize cold_text_section.
1281 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1282 dwarf2out_note_section_used.
1283 (size_of_aranges): Only count entry for text section if it was
1284 used. Count entry for cold text section if it was used.
1285 (output_aranges): Only output entries for text section and cold
1286 text section if they were used.
1288 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1290 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1292 (debug_generic_stmt): Likewise.
1293 (debug_tree_chain): Likewise.
1295 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1297 * tree-data-refs.c (split_constant_offset): Expose.
1298 * tree-data-refs.h (split_constant_offset): Add declaration.
1300 * tree-vectorizer.h (dr_alignment_support): Renamed
1301 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1302 Added a new value dr_explicit_realign.
1303 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1304 dr_offset, dr_step, and dr_aligned_to, along with new access
1305 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1306 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1307 STMT_VINFO_DR_ALIGNED_TO.
1309 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1311 In case of outer-loop vectorization with non-fixed misalignment - use
1312 the dr_explicit_realign scheme instead of the optimized realignment
1314 (new_stmt_vec_info): Initialize new fields.
1316 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1317 'nested_in_vect_loop' case. Change verbosity level.
1318 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1319 Don't fail on zero step in the outer-loop for loads.
1320 (vect_analyze_data_refs): Call split_constant_offset to calculate
1321 base, offset and init relative to the outer-loop.
1323 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1324 BSI function argument with a new function argument - at_loop.
1325 Simplify the condition that determines STEP. Takes additional argument
1326 INV_P. Support outer-loop vectorization (handle the
1327 nested_in_vect_loop case), including zero step in the outer-loop. Call
1328 vect_create_addr_base_for_vector_ref with additional argument.
1329 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1330 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1331 Fixed and simplified calculation of step.
1332 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1333 of bsi, and with additional argument. Call bump_vector_ptr with
1334 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1335 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1336 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1337 when the realignment setup needs to take place inside the loop.
1338 Support the dr_explicit_realign scheme. Allow generating the optimized
1339 realignment scheme for outer-loop vectorization. Added documentation.
1340 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1341 the 'nested_in_vect_loop' case, including loads that are invariant in
1342 the outer-loop and the realignment schemes. Handle the case when the
1343 realignment setup needs to take place inside the loop. Call
1344 vect_setup_realignment with additional arguments. Call
1345 vect_create_data_ref_ptr with additional argument and with loop instead
1346 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1347 (vect_gen_niters_for_prolog_loop): Call
1348 vect_create_addr_base_for_vector_ref with additional arguments.
1349 (vect_create_cond_for_align_checks): Likewise.
1350 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1351 scheme: takes additional argument bump; argument ptr_incr is now
1352 optional; updated documentation.
1353 (vect_init_vector): Takes additional argument (bsi). Use it, if
1354 available, to insert the vector initialization.
1355 (get_initial_def_for_induction): Pass additional argument in call to
1357 (vect_get_vec_def_for_operand): Likewise.
1358 (vect_setup_realignment): Likewise.
1359 (vectorizable_load): Likewise.
1361 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1363 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1364 as argument instead of struct loop.
1365 (nested_in_vect_loop_p): New function.
1366 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1368 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1369 from other phis in the loop.
1370 (destroy_loop_vec_info): Add additional argument to declaration.
1372 * tree-vectorizer.c (supportable_widening_operation): Also check if
1373 nested_in_vect_loop_p (don't allow changing the order in this case).
1374 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1375 of struct loop. Call nested_in_vect_loop_p and don't require
1376 flag_unsafe_math_optimizations if it returns true.
1377 (new_stmt_vec_info): When setting def_type for phis differentiate
1378 loop-header phis from other phis.
1379 (bb_in_loop_p): New function.
1380 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1381 just update their loop_vinfo. Order of BB traversal now matters -
1382 call dfs_enumerate_from with bb_in_loop_p.
1383 (destroy_loop_vec_info): Takes additional argument to control whether
1384 stmt_vinfo of the loop stmts should be destroyed as well.
1385 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1386 reduction stmt to be defines by a non loop-header phi.
1387 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1389 * tree-vect-transform.c (vectorizable_reduction): Call
1390 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1391 (vectorizable_call): Likewise.
1392 (vectorizable_conversion): Likewise.
1393 (vectorizable_operation): Likewise.
1394 (vectorizable_type_promotion): Likewise.
1395 (vectorizable_type_demotion): Likewise.
1396 (vectorizable_store): Likewise.
1397 (vectorizable_live_operation): Likewise.
1398 (vectorizable_reduction): Likewise. Also pass loop_info to
1399 vect_is_simple_reduction instead of loop.
1400 (vect_init_vector): Call nested_in_vect_loop_p.
1401 (get_initial_def_for_reduction): Likewise.
1402 (vect_create_epilog_for_reduction): Likewise.
1403 (vect_init_vector): Check which loop to work with, in case there's an
1405 (get_initial_def_for_inducion): Extend to handle outer-loop
1406 vectorization. Fix indentation.
1407 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1408 In the case vect_induction_def get the vector def from the induction
1409 phi node, instead of calling get_initial_def_for_inducion.
1410 (get_initial_def_for_reduction): Extend to handle outer-loop
1412 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1414 (vect_transform_loop): Change assert to just skip this case. Add a
1416 (vect_finish_stmt_generation): Add a couple asserts.
1418 (vect_estimate_min_profitable_iters): Multiply
1419 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1421 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1422 this is an inner-loop reduction in outer-loop vectorization.
1424 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1425 Same code as what used to be vect_analyze_scalar_cycles, only with
1426 additional argument loop, and loop_info passed to
1427 vect_is_simple_reduction instead of loop.
1428 (vect_analyze_scalar_cycles): Code factored out into
1429 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1430 Updated documentation.
1431 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1432 outer-loop vectorization that are live or not used in the outerloop,
1433 cause this requires special handling.
1434 (vect_enhance_data_refs_alignment): Don't consider versioning for
1436 (vect_analyze_data_refs): Check that there are no datarefs in the
1438 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1439 and vect_used_in_outer_by_reduction cases.
1440 (process_use): Also consider the case of outer-loop stmt defining an
1441 inner-loop stmt and vice versa.
1442 (vect_analyze_loop_1): New function.
1443 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1444 loops. Call vect_analyze_loop_1.
1445 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1446 been vectorized. Call destroy_loop_vec_info with additional argument.
1448 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1449 in the inner-loop when doing outer-loop vectorization. Add
1450 documentation and printout.
1451 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1452 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1454 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1456 * tree-affine.h (print_aff): New prototype.
1457 (debug_aff): Likewise.
1458 * tree-affine.c (print_aff): New function.
1459 (debug_aff): Likewise.
1461 2007-08-18 Paul Brook <paul@codesourcery.com>
1462 Joseph Myers <joseph@codesourcery.com>
1464 * common.opt (-fdebug-prefix-map=): New option.
1465 * opts.c: Include debug.h.
1466 (common_handle_option): Handle -fdebug-prefix-map.
1467 * final.c: Include ggc.h.
1468 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1469 remap_debug_filename): New.
1470 * Makefile.in (final.o, opts.o): Update dependencies.
1471 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1472 * configure.ac: Check for assembler --debug-prefix-map support.
1473 * configure, config.in: Regenerate.
1474 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1475 (ASM_DEBUG_SPEC): Include ASM_MAP.
1476 * doc/install.texi (--with-debug-prefix-map): Document.
1477 * doc/invoke.texi (-fdebug-prefix-map): Document.
1478 * dbxout.c (dbxout_init, dbxout_start_source_file,
1479 dbxout_source_file): Call remap_debug_filename.
1480 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1481 dwarf2out_start_source_file, dwarf2out_finish): Call
1482 remap_debug_filename.
1483 (file_table_relative_p): Do not check d->emitted_number.
1484 * toplev.c (output_file_directive): Call remap_debug_filename.
1485 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1486 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1488 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1490 * loop-invariant.c (find_invariants_to_move): Add missing macro
1493 2007-08-17 Tom Tromey <tromey@redhat.com>
1495 * tree.h (struct tree_label_decl): Removed old "java" fields.
1497 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1498 Nigel Stephens <nigel@mips.com>
1500 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1501 Treat -mno-data-in-code and -mcode-xonly as aliases for
1502 -mcode-readable=no and -mcode-readable=pcrel respectively.
1503 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1504 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1505 (MULTILIB_DIRNAMES): Update accordingly.
1507 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1509 * Makefile.in (version.o): Depend on $(REVISION) only if
1510 REVISION_s is defined.
1512 2007-08-17 Sa Liu <saliu@de.ibm.com>
1513 Ulrich Weigand <uweigand@de.ibm.com>
1516 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1517 use build_qualified_type to retain qualifiers of the base type.
1519 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1521 * config/score/score.md : Update pattern tablejump.
1522 * config/score/score.c : Update score_initialize_trampoline
1524 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1525 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1526 * doc/contrib.texi: Add my entry.
1528 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1530 * Makefile.in (REVISION): New.
1533 (version.o): Also depend on $(REVISION). Add
1534 -DREVISION=$(REVISION_s).
1536 * version.c (version_string): Add REVISION.
1538 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1540 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1541 of GOTO that's relocated to a different block.
1543 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1545 * c-common.c (const_strip_array_types): New.
1546 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1547 (const_strip_array_types): New.
1548 * c-objc-common.c (c_disregard_inline_limits,
1549 c_warn_unused_global_decl): Constify.
1550 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1551 c_vla_type_p, c_incomplete_type_error): Likewise.
1552 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1553 * hooks.c (hook_bool_const_tree_false): New.
1554 * hooks.h (hook_bool_const_tree_false): Likewise.
1555 * langhooks-def.h (lhd_warn_unused_global_decl,
1556 lhd_incomplete_type_error, lhd_expr_size,
1557 lhd_tree_inlining_disregard_inline_limits,
1558 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1559 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1560 * langhooks.c (lhd_warn_unused_global_decl,
1561 lhd_incomplete_type_error,
1562 lhd_tree_inlining_disregard_inline_limits,
1563 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1564 lhd_expr_size): Likewise.
1565 * langhooks.h (lang_hooks_for_tree_inlining,
1566 lang_hooks_for_tree_dump, lang_hooks_for_types,
1567 lang_hooks_for_decls, lang_hooks): Likewise.
1568 * pointer-set.c (pointer_set_t, pointer_set_create,
1569 pointer_set_contains, insert_aux, pointer_set_insert,
1570 pointer_set_traverse, pointer_map_t, pointer_map_create,
1571 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1573 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1574 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1575 pointer_map_traverse): Likewise.
1576 * predict.c (assert_is_empty): Likewise.
1577 * tree-affine.c (free_name_expansion): Likewise.
1578 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1579 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1580 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1582 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1584 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1586 (destroy_loop_vec_info): Add call to VEC_free.
1587 * tree-vectorizer.h (may_alias_ddrs): Define.
1588 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1589 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1590 Change reporting to dump.
1591 (vect_is_duplicate_ddr): New.
1592 (vect_mark_for_runtime_alias_test): New.
1593 (vect_analyze_data_ref_dependences) Add call to
1594 vect_mark_for_runtime_alias_test.
1595 (vect_enhance_data_refs_alignment): Define local variable
1596 vect_versioning_for_alias_required, don't perform
1597 peeling for alignment if versioning for alias is
1599 (vect_enhance_data_refs_alignment): Use
1600 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1601 PARAM_VECT_MAX_VERSION_CHECKS.
1602 * tree-vect-transform.c
1603 (vect_create_cond_for_alias_checks): New.
1604 (vect_transform_loop): Add call to
1605 vect_create_cond_for_alias_checks.
1606 (vect_vfa_segment_size): New.
1607 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1609 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1610 * gcc/doc/invoke.texi
1611 (vect-max-version-for-alignment-checks): Document.
1612 (vect-max-version-for-alias-checks): Document.
1613 (vect-max-version-checks): Remove.
1615 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1618 the same line as the instruction for all asm dialects.
1619 (*rep_movsi): Ditto.
1620 (*rep_movsi_rex64): Ditto.
1621 (*rep_movqi): Ditto.
1622 (*rep_movqi_rex64): Ditto.
1623 (*rep_stosdi_rex64): Ditto.
1624 (*rep_stossi): Ditto.
1625 (*rep_stossi_rex64): Ditto.
1626 (*rep_stosqi): Ditto.
1627 (*rep_stosqi_rex64): Ditto.
1628 (*cmpstrnqi_nz_1): Ditto.
1629 (*cmpstrnqi_nz_rex_1): Ditto.
1630 (*cmpstrnqi_1): Ditto.
1631 (*cmpstrnqi_rex_1): Ditto.
1632 (*strlenqi_1): Ditto.
1633 (*strlenqi_rex_1): Ditto.
1634 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1635 prefix on the same line as the instruction for all asm dialects.
1636 (sync_double_compare_and_swap<mode>): Ditto.
1637 (*sync_double_compare_and_swapdi_pic): Ditto.
1638 (*sync_compare_and_swap_cc<mode>): Ditto.
1639 (sync_double_compare_and_swap_cc<mode>): Ditto.
1640 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1641 (sync_old_add<mode>): Ditto.
1642 (sync_add<mode>): Ditto.
1643 (sync_sub<mode>): Ditto.
1644 (sync_ior<mode>): Ditto.
1645 (sync_and<mode>): Ditto.
1646 (sync_xor<mode>): Ditto.
1648 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1651 * reload.c (find_reloads): Check that the memory returned by
1652 find_reloads_toplev was not the result of forcing a constant
1654 (find_reloads_toplev): Always use simplify_gen_subreg to get
1655 the subreg of a constant. If the result is also a constant,
1656 but not a legitimate one, force it into the constant pool
1657 and reload its address.
1659 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1661 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1664 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1666 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1667 directive for the current vector ABI.
1669 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1672 * caller-save.c (reg_save_code): Set invalide status on restore code.
1674 2007-08-15 Diego Novillo <dnovillo@google.com>
1676 * tree-ssa-alias.c (compute_memory_partitions): Use
1677 alias_bitmap_obstack to allocate bitmaps.
1678 (reset_alias_info): Factor out of init_alias_info.
1679 Mark all name tags not associated to an SSA name for renaming.
1680 (init_alias_info): Call it.
1681 (create_name_tags): Tidy. Add comments.
1682 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1684 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1686 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1687 scheduler dependencies.
1689 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1691 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1693 (*iorsi_1_zext): Likewise.
1694 (*iorsi_1_zext_imm): Likewise.
1695 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1696 with "rm"/"xm" constraint.
1697 (sse2_vmsqrtv2df2): Likewise.
1699 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1702 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1705 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1707 * tree-pass.h (PROP_pta): Removed.
1708 (TODO_rebuild_alias): New.
1709 (pass_may_alias): Removed.
1710 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1711 aliasing if we changed something.
1712 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1714 (pass_may_alias): Removed.
1715 (create_structure_vars): Return TODO_rebuild_alias.
1716 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1717 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1719 (tree_sra_early): We never affect aliasing right now.
1720 * tree-flow.h (compute_may_aliases): New prototype.
1721 * passes.c: Remove pass_may_alias from the passes.
1722 (execute_function_todo): Support TODO_rebuild_alias.
1724 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1726 * i386.c: (legitimize_address): Move dllimported variable check
1727 infront of legitimizing pic address of CONST symbols.
1729 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1731 PR tree-optimization/32941
1732 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1733 (goto_queue_cmp): Remove.
1734 (find_goto_replacement): Change search method.
1735 (maybe_record_in_goto_queue): Add assert.
1736 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1737 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1739 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1741 * alias.c (component_uses_parent_alias_set): Constify.
1742 * alias.h (component_uses_parent_alias_set): Likewise.
1743 * cfgrtl.c (print_rtl_with_bb): Likewise.
1744 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1745 mpz_get_double_int): Likewise.
1746 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1747 mpz_get_double_int): Likewise.
1748 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1749 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1751 * expr.h (safe_from_p): Likewise.
1752 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1754 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1755 zero_sized_type, goa_lhs_expr_p): Likewise.
1756 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1757 * rtl.h (print_rtl_with_bb): Likewise.
1758 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1759 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1760 * tree-flow-inline.h (bb_stmt_list): Constify.
1761 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1763 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1764 const_first_stmt, const_last_stmt): New.
1765 (block_may_fallthru, empty_block_p): Constify.
1766 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1767 EXPR_ONLY_BODY): New.
1768 (expr_first, expr_last, expr_only): Use macro for body.
1769 (const_expr_first, const_expr_last, const_expr_only): New.
1770 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1771 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1772 ctsi_prev, ctsi_stmt): New.
1773 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1774 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1775 * tree-ssa-loop-niter.c (loop_only_exit_p,
1776 derive_constant_upper_bound): Likewise.
1777 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1778 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1779 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1780 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1781 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1782 * tree.c (get_type_static_bounds): Likewise.
1783 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1784 (get_type_static_bounds): Constify.
1786 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1789 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1790 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1791 (*<addsub><mode>3_cc_overflow): New.
1792 (*add<mode>3_cconly_overflow): New.
1793 (*sub<mode>3_cconly_overflow): New.
1794 (*<addsub>si3_zext_cc_overflow): New.
1795 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1796 CCCmode for LTU, GTU, LEU and GEU.
1797 (ix86_comparison_operator): Likewise.
1798 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1799 * config/i386/i386.c (put_condition_code): Support CCCmode.
1800 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1801 or MINUS expressions.
1803 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1806 * c-typeck.c (build_binary_op): Disallow vector float types with
1807 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1809 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1811 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1812 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1813 (dep_def): New typedef.
1814 (init_dep_1, sd_debug_dep): Declare functions.
1815 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1816 (debug_dep_links): Remove.
1817 (struct _deps_list): New field 'n_links'.
1818 (DEPS_LIST_N_LINKS): New macro.
1819 (FOR_EACH_DEP_LINK): Remove.
1820 (create_deps_list, free_deps_list, delete_deps_list): Remove
1822 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1823 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1824 (copy_deps_list_change_con, move_dep_link): Ditto.
1825 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1826 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1828 (INSN_BACK_DEPS): Remove.
1829 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1831 (INSN_DEP_COUNT): Remove.
1832 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1833 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1834 Declare global variables.
1835 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1836 (add_forw_dep, compute_forward_dependences): Remove declarations.
1837 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1838 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1839 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1841 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1843 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1844 (sd_list_types_def): New typedef.
1845 (sd_next_list): Declare function.
1846 (struct _sd_iterator): New type.
1847 (sd_iterator_def): New typedef.
1848 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1850 (FOR_EACH_DEP): New cycle wrapper.
1851 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1853 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1854 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1857 * sched-deps.c (init_dep_1): Make global.
1858 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1860 (dump_dep): New static function.
1861 (dump_dep_flags): New static variable.
1862 (sd_debug_dep): New function.
1863 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1865 (move_dep_link): Use remove_from_deps_list (), instead of
1867 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1868 (dep_link_is_detached_p): New static function.
1869 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1871 (dn_pool, dl_pool): New alloc_pools.
1872 (dn_pool_diff, dl_pool_diff): New static variables.
1873 (create_dep_node, delete_dep_node): New static function.
1874 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1875 (deps_list_empty_p): Make it static. Use 'n_links' field.
1876 (deps_pools_are_empty_p): New static function.
1877 (alloc_deps_list, delete_deps_list): Remove.
1878 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1879 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1880 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1881 (forward_dependency_cache): Remove.
1882 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1883 'back' from the names. Change signature to use dep_t instead of
1885 (add_back_dep): Ditto. Make global.
1886 (check_dep_status): Rename to check_dep ().
1887 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1889 (sd_finish_insn): Ditto.
1890 (sd_find_dep_between_no_cache): New static function.
1891 (sd_find_dep_between): New function.
1892 (ask_dependency_caches, set_dependency_caches): New static functions.
1893 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1894 (add_or_update_dep_1): Separate pieces of functionality into
1895 ask_dependency_caches (), update_dependency_caches (),
1896 change_spec_dep_to_hard (), update_dep ().
1897 (get_back_and_forw_lists): New static function.
1898 (sd_add_dep): Separate setting of dependency caches into
1899 set_dependency_caches ().
1900 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1902 (sd_delete_dep): Ditto.
1903 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1904 (dump_lists): New static function.
1905 (sd_debug_lists): New debug function.
1906 (delete_all_dependences, fixup_sched_groups): Update to use
1907 sd_* infrastructure.
1908 (sched_analyze_2): Create data-speculative dependency only if
1909 data-speculation is enabled.
1910 (sched_analyze_insn): If insn cannot be speculative, make all its
1911 dependencies non-speculative.
1912 (sched_analyze): Use sd_init_insn ().
1913 (add_forw_dep, compute_forward_dependencies): Remove.
1914 (delete_dep_nodes_in_back_deps): New static function.
1915 (sched_free_deps): New function.
1916 (init_dependency_caches): Init alloc_pools.
1917 (extend_depedency_caches): Update after removing of
1918 forward_dependency_cache.
1919 (free_dependency_caches): Ditto. Free alloc_pools.
1920 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1921 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1923 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1924 (add_dependence): Use init_dep ().
1925 (get_dep_weak_1): New static function.
1926 (get_dep_weak): Move logic to get_dep_weak_1 ().
1927 (dump_ds): New static function moved from haifa-sched.c:
1928 debug_spec_status ().
1929 (debug_ds): New debug function.
1930 (check_dep_status): Rename to check_dep (). Update to check whole
1933 * haifa-sched.c (spec_info): Make global.
1934 (added_recovery_block_p): Rename to
1935 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1936 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1937 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1938 to use new interfaces.
1939 (ok_for_early_queue_removal): Ditto.
1940 (schedule_block): Initialize logical uids of insns emitted by the
1942 (sched_init): Initialize new variable.
1943 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1945 (extend_global): Initialize insn data.
1946 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1947 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1949 (add_to_speculative_block): Update to use new interfaces.
1950 (create_recovery_block): Set new variables.
1951 (create_check_block_twin, fix_recovery_deps): Update to use new
1953 (sched_insn_is_legitimate_for_speculation_p): New function.
1954 (speculate_insn): Move checking logic to
1955 sched_insn_is_legitimate_for_speculation_p ().
1956 (sched_remove_insn): Finalize sched-deps information of instruction.
1957 (clear_priorities, add_jump_dependencies): Update to use new
1959 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1961 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1962 to use new interfaces.
1963 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1964 (new_ready): Try to use control speculation only if it is available.
1965 (add_branch_dependences): Update to use new interfaces.
1966 (compute_block_backward_dependences): Rename to
1967 compute_block_dependences (). Call
1968 targetm.sched.dependencies_evaluation_hook ().
1969 (free_block_dependencies): New static function.
1970 (debug_dependencies): Update to use new interfaces.
1971 (schedule_region): Remove separate computation of forward dependencies.
1972 Move call of targetm.sched.dependencies_evaluation_hook () to
1973 compute_block_dependences (). Free dependencies at the end of
1974 scheduling the region.
1976 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1978 (add_deps_for_risky_insns): Ditto.
1979 (schedule_ebb): Remove separate computation of forward dependencies.
1980 Free dependencies at the end of scheduling the ebb.
1982 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1983 (build_intra_loop_deps): Ditto. Remove separate computation of
1984 forward dependencies. Free sched-deps dependencies.
1986 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1987 to use new interfaces.
1988 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1990 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1992 (is_costly_group): Ditto.
1994 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1996 * alias.c (rtx_equal_for_memref_p): Constify.
1997 * basic-block.h (const_edge, const_basic_block): New.
1998 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1999 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2000 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2001 probably_never_executed_bb_p, edge_probability_reliable_p,
2002 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2003 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2005 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2006 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2008 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2009 flow_nodes_print, dfs_enumerate_from): Likewise.
2010 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2011 control_flow_insn_p, count_basic_blocks): Likewise.
2012 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2013 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2014 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2015 average_num_loop_insns, loop_exit_edge_p,
2016 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2017 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2018 average_num_loop_insns, seq_cost): Likewise.
2019 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2020 * dominance.c (dominated_by_p): Likewise.
2021 * emit-rtl.c (validate_subreg): Likewise.
2022 * except.c (can_throw_internal, can_throw_external): Likewise.
2023 * except.h (can_throw_internal, can_throw_external): Likewise.
2024 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2025 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2026 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2027 simple_mem, store_ops_ok, load_kills_store, find_loads,
2028 store_killed_in_insn, store_killed_after, store_killed_before,
2029 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2031 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2032 noce_mem_write_may_trap_or_fault_p): Likewise.
2033 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2035 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2037 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2038 probably_cold_bb_p, probably_never_executed_bb_p,
2039 edge_probability_reliable_p, br_prob_note_reliable_p,
2040 can_predict_insn_p): Likewise.
2041 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2042 * resource.c (return_insn_p): Likewise.
2043 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2045 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2046 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2047 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2048 verify_gimple_modify_stmt): Likewise.
2049 * tree-chrec.c (is_not_constant_evolution,
2050 is_multivariate_chrec_rec, is_multivariate_chrec,
2051 chrec_contains_symbols, chrec_contains_undetermined,
2052 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2053 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2054 eq_evolutions_p, scev_direction): Likewise.
2055 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2056 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2057 chrec_contains_symbols_defined_in_loop,
2058 chrec_contains_undetermined, tree_contains_chrecs,
2059 evolution_function_is_affine_multivariate_p,
2060 evolution_function_is_univariate_p, chrec_zerop,
2061 evolution_function_is_constant_p, evolution_function_is_affine_p,
2062 evolution_function_is_affine_or_constant_p,
2063 tree_does_not_contain_chrecs, chrec_type): Likewise.
2064 * tree-data-ref.c (tree_fold_divides_p,
2065 object_address_invariant_in_loop_p, dr_may_alias_p,
2066 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2067 same_access_functions, constant_access_functions,
2068 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2070 * tree-flow.h (scev_direction): Likewise.
2071 * tree-gimple.c (is_gimple_stmt): Likewise.
2072 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2074 * tree-pretty-print.c (op_prio): Likewise.
2075 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2076 analyzable_condition, backedge_phi_arg_p): Likewise.
2077 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2078 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2079 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2082 2007-08-13 Dan Hipschman <dsh@google.com>
2085 * c-format.c (check_format_arg): Move check for zero-length
2086 format strings below the check for unterminated strings.
2088 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2091 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2094 2007-08-13 Nick Clifton <nickc@redhat.com>
2096 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2098 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2101 * c-format.c (gcc_gfc_length_specs): New array.
2102 (gcc_gfc_char_table): Add unsigned specifier, and references to
2103 the l length modifier.
2104 (format_types_orig): Use the new gcc_gfc_length_specs.
2106 2007-08-12 Sa Liu <saliu@de.ibm.com>
2108 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2109 and with REG_RETVAL note after split.
2111 2007-08-11 David Daney <ddaney@avtrex.com>
2113 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2114 as ATTRIBUTE_UNUSED.
2116 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2117 Segher Boessenkool <segher@kernel.crashing.org>
2119 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2120 HAVE_LOCAL_CPU_DETECT not defined.
2122 2007-08-11 Jan Hubicka <jh@suse.cz>
2124 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2125 (cgraph_process_new_functions): Honor previous value of
2126 disregard_inline_limits.
2127 * ipa-inline.c (compute_inline_parameters): Likewise.
2129 2007-08-11 Ian Lance Taylor <iant@google.com>
2131 * alias.h (alias_set_type): Define new type.
2132 (ALIAS_SET_MEMORY_BARRIER): Use it.
2133 * rtl.h: Include alias.h.
2134 (struct mem_attrs): Use alias_set_type.
2135 * tree.h: Include alias.h
2136 (struct tree_type): Use alias_set_type.
2137 (struct tree_struct_field_tag): Likewise.
2138 (struct tree_decl_common): Likewise.
2139 * alias.c (struct alias_set_entry): Use alias_set_type.
2140 (get_alias_set_entry, alias_set_subset_of): Likewise.
2141 (alias_sets_conflict_p): Likewise.
2142 (alias_sets_must_conflict_p): Likewise.
2143 (objects_must_conflict_p): Likewise.
2144 (get_alias_set, new_alias_set): Likewise.
2145 (record_alias_subset, record_component_aliases): Likewise.
2146 (varargs_set, frame_set): Change to alias_set_type.
2147 (get_varargs_alias_set): Use alias_set_type.
2148 (get_frame_alias_set): Likewise.
2149 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2150 * dse.c (struct store_info): Use alias_set_type.
2151 (struct read_info, struct clear_alias_mode_holder): Likewise.
2152 (clear_alias_set_lookup, canon_address): Likewise.
2153 (record_store, check_mem_read_rtx): Likewise.
2154 (dse_record_singleton_alias_set): Likewise.
2155 (dse_invalidate_singleton_alias_set): Likewise.
2156 * emit-rtl.c (get_mem_attrs): Likewise.
2157 (set_mem_attributes_minus_bitpos): Likewise.
2158 (set_mem_alias_set): Likewise.
2159 * expr.c (store_constructor_field, store_field): Likewise.
2160 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2161 * langhooks.c (lhd_get_alias_set): Likewise.
2162 * langhooks-def.h (lhd_get_alias_set): Likewise.
2163 * reload1.c (alter_reg): Likewise.
2164 * tree-flow.h (struct fieldoff): Likewise.
2165 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2166 (may_alias_p, get_smt_for, create_sft): Likewise.
2167 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2168 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2169 (merge_smts_into): Likewise.
2170 * varasm.c (const_alias_set): Likewise.
2171 * c-common.c (strict_aliasing_warning): Likewise.
2172 (c_common_get_alias_set): Likewise.
2173 * dse.h (dse_record_singleton_alias_set): Update declaration.
2174 (dse_invalidate_singleton_alias_set): Likewise.
2175 * emit-rtl.h (set_mem_alias_set): Likewise.
2176 * c-common.h (c_common_get_alias_set): Likewise.
2177 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2178 * print-tree.c (print_node): Likewise.
2179 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2181 (alpha_setup_incoming_varargs): Use alias_set_type.
2182 * config/i386/i386.c (setup_incoming_varargs_64): Use
2184 (setup_incoming_varargs_ms_64): Likewise.
2185 (ix86_GOT_alias_set): Likewise.
2186 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2187 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2188 (set): Change to alias_set_type.
2189 (get_TOC_alias_set): Use alias_set_type.
2190 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2192 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2193 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2195 (struct_value_alias_set): Likewise.
2196 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2198 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2200 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2201 * config/vxworks.h (TARGET_VXWORKS): Override.
2202 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2203 "mips" if TARGET_VXWORKS.
2205 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2207 * calls.c (avoid_likely_spilled_reg): New function.
2208 (expand_call): Use it.
2210 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2212 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2214 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2216 * config/mips/predicates.md (const_call_insn_operand): Invoke
2217 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2219 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2222 * config/rs6000/driver-rs6000.c: Include link.h.
2223 Use ElfW instead of wordsize-specif typedef.
2225 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * system.h (CONST_CAST): New.
2228 * c-decl.c (c_make_fname_decl): Use it.
2229 * c-lex.c (cb_ident, lex_string): Likewise.
2230 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2231 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2232 give_switch, set_multilib_dir): Likewise.
2233 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2234 * passes.c (execute_one_pass): Likewise.
2235 * prefix.c (update_path): Likewise.
2236 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2237 * tree.c (build_string): Likewise.
2239 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2241 * tree-flow-inline.h (is_exec_stmt): Remove.
2242 (is_label_stmt): Remove.
2243 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2246 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2248 * lower-subreg.c (resolve_shift_zext): Don't adjust
2249 src_reg_num for wordmode operands.
2251 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2252 David Ung <davidu@mips.com>
2254 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2255 (TARGET_SCHED_REORDER2): Define.
2256 (mips_maybe_swap_ready): New.
2257 (mips_last_74k_agen_insn): New.
2258 (mips_74k_agen_init): New.
2259 (mips_74k_agen_reorder): New function to group loads and stores
2261 (mips_sched_init): New.
2262 (mips_sched_reorder): Don't do initialization here. Call
2263 mips_74k_agen_reorder.
2264 (mips_variable_issue): Call mips_74k_agen_init.
2266 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2268 * tree-flow-inline.h (get_filename): Remove.
2270 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2272 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2274 (mips_fetch_insns): Delete in favor of...
2275 (mips_load_store_insns): ...this new function.
2276 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2277 to say whether multiword moves _might_ be split.
2278 (mips_fetch_insns): Delete in favor of...
2279 (mips_load_store_insns): ...this new function.
2280 (mips_rtx_costs): Update the call to mips_address_insns.
2281 (mips_address_cost): Likewise.
2282 * config/mips/mips.md (length): Use mips_load_store_insns instead
2283 of mips_fetch_insns.
2284 * config/mips/constraints.md (R): Use mips_address_insns rather
2285 than mips_fetch_insns. Assume that the move never needs to be split.
2287 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2289 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2290 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2291 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2292 * config/mips/mips.h (mips16_hard_float): Delete.
2293 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2294 definitions, and replace with....
2295 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2296 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2297 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2298 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2299 (override_options): Replace MASK_SOFT_FLOAT references with
2300 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2301 and mips16_hard_float when TARGET_MIPS16.
2303 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2306 * c-typeck.c (build_binary_op): Check for non pointer types before
2307 calling int_fits_type_p.
2309 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2312 * fold-const.c (omit_one_operand): Return only the ommitted expression
2313 if the result is an empty statement.
2314 (pedantic_omit_one_operand): Likewise.
2316 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2318 * c-typeck.c (readonly_error): Improve error for assignment.
2320 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2322 (pp_c_expression): Ditto.
2324 2007-08-09 Simon Baldwin <simonb@google.com>
2326 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2327 break that was preventing simplify_associative_operation() for xor.
2329 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2330 Nigel Stephens <nigel@mips.com>
2332 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2333 Document change in interpretation of value from boolean to
2335 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2336 ffs and ctz using clz.
2337 (expand_unop): Call them.
2338 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2340 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2341 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2342 enable the new ffs expansion on this target.
2344 2007-08-09 Jan Hubicka <jh@suse.cz>
2346 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2347 (expand_ternary_op): Likewise.
2348 (expand_vec_shift_expr): Likewise.
2349 (expand_binop_directly): Likewise.
2350 (expand_binop): Likewise.
2351 (sign_expand_binop): Likewise.
2352 (expand_twoval_unop): Likewise.
2353 (expand_twoval_binop): Likewise.
2354 (expand_twoval_binop_libfunc): Likewise.
2355 (widen_clz): Likewise.
2356 (widen_bswap): Likewise.
2357 (expand_parity): Likewise.
2358 (expand_unop): Likewise.
2359 (expand_abs_nojump): Likewise.
2360 (expand_copysign): Likewise.
2361 (emit_no_conflict_block): Likewise.
2362 (emit_libcall_block): Likewise.
2363 (can_compare_p): Likewise.
2364 (prepare_cmp_insn): Likewise.
2365 (emit_cmp_and_jump_insn_1): Likewise.
2366 (prepare_float_lib_cmp): Likewise.
2367 (emit_conditional_add): Likewise.
2368 (gen_add2_insn): Likewise.
2369 (have_add2_insn): Likewise.
2370 (gen_sub2_insn): Likewise.
2371 (have_sub2_insn): Likewise.
2372 (can_extend_p): Likewise.
2373 (can_fix_p): Likewise.
2374 (can_float_p): Likewise.
2375 (expand_float): Likewise.
2376 (expand_fix): Likewise.
2377 (expand_sfix_optab): Likewise.
2378 (new_optab): Likewise.
2379 (new_convert_optab): Likewise.
2380 (init_libfuncs): Likewise.
2381 (init_interclass_conv_libfuncs): Likewise.
2382 (init_intraclass_conv_libfuncs): Likewise.
2383 (set_conv_libfunc): Likewise.
2384 (init_optabs): Likewise.
2385 (debug_optab_libfuncs): Likewise.
2386 (gen_cond_trap): Likewise.
2387 * optabs.h (optab_handler, convert_optab_hanlder): New.
2388 * genopinit.c: Update optabs generation table.
2389 * reload.c (find_reloads_address_1): Use optabs accestors.
2390 * builtins.c (expand_builtin_mathfn): Likewise.
2391 (expand_builtin_mathfn_2): Likewise.
2392 (expand_builtin_mathfn_3): Likewise.
2393 (expand_builtin_interclass_mathfn): Likewise.
2394 (expand_builtin_sincos): Likewise.
2395 (expand_builtin_cexpi): Likewise.
2396 (expand_builtin_powi): Likewise.
2397 (expand_builtin_strlen): Likewise.
2398 * dojump.c (do_jump): Likewise.
2399 * expr.c (convert_move): Likewise.
2400 (move_by_pieces): Likewise.
2401 (move_by_pieces_ninsns): Likewise.
2402 (can_store_by_pieces): Likewise.
2403 (store_by_pieces_1): Likewise.
2404 (emit_move_via_integer): Likewise.
2405 (emit_move_complex): Likewise.
2406 (emit_move_ccmode): Likewise.
2407 (emit_move_insn_1): Likewise.
2408 (emit_single_push_insn): Likewise.
2409 (store_constructor): Likewise.
2410 (expand_expr_real_1): Likewise.
2411 (do_store_flag): Likewise.
2412 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2413 (enumerate_modes): Likewise.
2414 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2415 (supportable_widening_operation): Likewise.
2416 (supportable_narrowing_operation): Likewise.
2417 * expmed.c (store_bit_field_1): Likewise.
2418 (extract_bit_field_1): Likewise.
2419 (expand_mult_highpart_optab): Likewise.
2420 (expand_smod_pow2): Likewise.
2421 (expand_divmod): Likewise.
2422 (emit_store_flag): Likewise.
2423 * tree-vect-patterns.c
2424 (vect_pattern_recog_1): Likewise.
2425 * tree-ssa-loop-prefetch.c
2426 (nontemporal_store_p): Likewise.
2427 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2428 (vect_create_epilog_for_reduction): Likewise.
2429 (vectorizable_reduction): Likewise.
2430 (vectorizable_operation): Likewise.
2431 (vect_strided_store_supported): Likewise.
2432 (vectorizable_store): Likewise.
2433 (vect_strided_load_supported): Likewise.
2434 (vectorizable_load): Likewise.
2435 * combine.c (simplify_comparison): Likewise.
2436 * tree-vect-generic.c
2437 (type_for_widest_vector_mode): Likewise.
2438 (expand_vector_operations_1): Likewise.
2439 * config/spu/spu.c (spu_expand_mov): Likewise.
2440 (spu_emit_vector_compare): Likewise.
2441 * config/rs6000/rs6000.c
2442 (rs6000_emit_vector_compare): Likewise.
2443 * stmt.c (add_case_node): Likewise.
2444 * reload1.c (gen_reload):
2446 2007-08-09 Michael Matz <matz@suse.de>
2448 * tree.h (fixed_zerop): Declare as taking a const_tree.
2449 * tree.c (fixed_zerop): Take a const_tree.
2451 2007-08-09 Ira Rosen <irar@il.ibm.com>
2453 * tree-vect-transform.c (vectorizable_store): Remove call to
2454 copy_virtual_operands() and call mark_symbols_for_renaming() for
2455 the created vector store.
2456 (vect_setup_realignment): Don't call copy_virtual_operands() and
2457 update_vuses_to_preheader().
2458 (vectorizable_load): Don't call copy_virtual_operands().
2459 (update_vuses_to_preheader): Remove.
2461 2007-08-08 Chao-ying Fu <fu@mips.com>
2463 * tree.def (FIXED_POINT_TYPE): New type.
2464 (FIXED_CST): New constant.
2465 (FIXED_CONVERT_EXPR): New expr.
2466 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2467 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2468 * tree.h (struct tree_base): Add saturating_flag.
2469 Remove one bit of spare for saturating_flag.
2470 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2471 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2472 FIXED_POINT_TYPE_P): Define.
2473 (TYPE_SATURATING): Define.
2474 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2475 (struct tree_fixed_cst): New.
2476 (TYPE_IBIT, TYPE_FBIT): Define.
2477 (tree_node): Add fixed_cst.
2478 (enum tree_index): Add new enumeration values of
2479 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2480 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2481 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2482 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2483 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2484 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2485 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2486 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2487 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2488 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2489 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2490 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2491 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2492 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2493 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2494 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2495 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2496 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2497 (sat_short_fract_type_node, sat_fract_type_node,
2498 sat_long_fract_type_node, sat_long_long_fract_type_node,
2499 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2500 sat_unsigned_long_fract_type_node,
2501 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2502 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2503 unsigned_short_fract_type_node, unsigned_fract_type_node,
2504 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2505 sat_short_accum_type_node, sat_accum_type_node,
2506 sat_long_accum_type_node, sat_long_long_accum_type_node,
2507 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2508 sat_unsigned_long_accum_type_node,
2509 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2510 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2511 unsigned_short_accum_type_node, unsigned_accum_type_node,
2512 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2513 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2514 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2515 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2516 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2517 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2518 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2519 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2520 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2521 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2522 sat_uda_type_node, sat_uta_type_node): New macro.
2523 (make_fract_type, make_accum_type): Declare.
2524 (make_signed_fract_type, make_unsigned_fract_type,
2525 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2526 make_signed_accum_type, make_unsigned_accum_type,
2527 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2528 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2529 make_or_reuse_sat_signed_fract_type,
2530 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2531 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2532 make_or_reuse_sat_unsigned_accum_type): New macro.
2533 (fixed_zerop): Declare.
2534 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2535 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2536 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2537 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2538 * treestruct.def: Add TS_FIXED_CST.
2539 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2541 (tree-dump.o): Likewise.
2542 (print-tree.o): Likewise.
2543 (tree-pretty-print.o): Likewise.
2544 (fold-const.o): Likewise.
2545 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2546 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2547 (is_gimple_min_invariant): Handle FIXED_CST.
2548 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2549 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2550 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2551 (layout_type): Handle FIXED_POINT_TYPE.
2552 (make_fract_type, make_accum_type): New functions.
2553 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2554 * tree-dump.c (fixed-value.h): New include.
2555 (dump_fixed): New function.
2556 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2557 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2558 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2559 * tree-pretty-print.c (fixed-value.h): New include.
2560 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2562 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2563 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2564 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2565 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2566 for non-saturating fixed-point types.
2567 (reassociate_bb): Likewise.
2568 * emit-rtl.c (fixed-value.h): New include.
2569 (fconst0, fconst1): New array.
2570 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2571 * tree-vect-generic.c expand_vector_operation): Support
2572 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2574 (type_for_widest_vector_mode): Add one parameter for the
2576 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2578 Pass the satp parameter to type_for_mode for fixed-point types.
2579 (expand_vector_operations_1): Pass the saturating flag to
2580 type_for_widest_vector_mode.
2581 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2582 and MODE_VECTOR_UACCUM.
2583 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2584 (vectorizable_condition): Likewise.
2585 * tree.c (fixed-value.h): New include.
2586 (tree_code_size): Support FIXED_CST.
2587 (build_fixed): New function.
2588 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2589 (fixed_zerop): New function.
2590 (tree_node_structure): Support FIXED_CST.
2591 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2592 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2593 (type_hash_eq): Handle FIXED_POINT_TYPE.
2594 (simple_cst_equal): Support FIXED_CST.
2595 (iterative_hash_expr): Handle FIXED_CST.
2596 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2597 (get_narrower): Likewise.
2598 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2599 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2600 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2601 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2603 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2604 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2605 (initializer_zerop): Support FIXED_CST.
2606 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2607 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2608 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2609 (is_base_type): Handle FIXED_POINT_TYPE.
2610 (add_type_attribute): Handle FIXED_POINT_TYPE.
2611 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2612 * print-tree.c (fixed-value.h): New include.
2613 (print_node_brief): Support FIXED_CST.
2614 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2615 * c-pretty-print.c (fixed-value.h): New include.
2616 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2617 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2618 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2619 Support fixed-point types for inner items in VECTOR_TYPE.
2620 (pp_c_direct_declarator): Likewise.
2621 (pp_c_declarator): Likewise.
2622 (pp_c_fixed_constant): New function.
2623 (pp_c_constant): Handle FIXED_CST.
2624 (pp_c_primary_expression): Likewise.
2625 (pp_c_expression): Likewise.
2626 * fold-const.c (fixed-value.h): New include.
2627 (negate_expr_p): Return true for FIXED_CST.
2628 (fold_negate_expr): Support FIXED_CST.
2629 (split_tree): Support FIXED_CST.
2630 (const_binop): Support FIXED_CST.
2631 (fold_convert_const_int_from_fixed): New function to convert from
2633 (fold_convert_const_real_from_fixed): New function to convert from
2635 (fold_convert_const_fixed_from_fixed): New function to convert from
2636 fixed to another fixed.
2637 (fold_convert_const_fixed_from_int): New function to convert from
2639 (fold_convert_const_fixed_from_real): New function to convert from
2641 (fold_convert_const): Support conversions from fixed to int, from
2642 fixed to real, from fixed to fixed, from int to fixed, and from real
2644 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2645 (operand_equal_p): Support FIXED_CST.
2646 (make_range): For fixed-point modes, we need to pass the
2647 saturating flag as the 2nd parameter.
2648 (tree_swap_operands_p): Handle FIXED_CST.
2649 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2651 (fold_unary): Support FIXED_CONVERT_EXPR.
2652 (fold_binary): Handle FIXED_CST.
2653 Make sure the type is not saturating, before associating operations.
2654 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2655 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2656 (fold_negate_const): Support FIXED_CST.
2657 (fold_relational_const): Support FIXED_CST.
2658 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2659 (gimplify_expr): Handle FIXED_CST.
2660 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2661 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2662 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2663 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2664 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2665 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2666 LONG_LONG_ACCUM_TYPE_SIZE.
2667 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2668 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2669 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2670 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2671 MODE_ACCUM, and MODE_UACCUM.
2672 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2673 fixed-point types to disable reduction.
2674 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2676 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2678 * config/rs6000/x-rs6000: New file.
2679 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2680 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2681 (EXTRA_SPEC_FUNCTIONS): Define.
2682 (HAVE_LOCAL_CPU_DETECT): Define.
2683 (CC1_CPU_SPEC): Define.
2684 * config/rs6000/driver-rs6000.c: New file.
2685 * config/rs6000/aix.h (CC1_SPEC): Define.
2686 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2687 * config.host: Add x-rs6000 to host_xmake_file if host and target
2688 are rs6000 or powerpc.
2690 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2692 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2694 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2695 Sandra Loosemore <sandra@codesourcery.com>
2696 Chao-ying Fu <fu@mips.com>
2697 Nigel Stephens <nigel@mips.com>
2698 David Ung <davidu@mips.com>
2700 * doc/invoke.texi (-mcode-readable): Document.
2701 * config/mips/mips.opt (mcode-readable): New option.
2702 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2703 * config/mips/mips.h (mips_code_readable_setting): New enum.
2704 (mips_code_readable): Declare.
2705 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2706 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2707 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2708 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2709 boiler-plate comments.
2710 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2711 * config/mips/mips.c (mips_code_readable): New variable.
2712 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2713 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2714 context and -mcode-readable setting to restrict the use of
2715 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2716 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2717 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2718 (mips_blocks_for_constant_p): Only return false for
2719 TARGET_MIPS16_PCREL_LOADS.
2720 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2721 for MIPS16. Handle SYMBOL_32_HIGH.
2722 (mips_const_insns): Allow HIGHs for MIPS16 too.
2723 (mips_unspec_address_offset): New function, split out from...
2724 (mips_unspec_address): ...here.
2725 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2726 16-bit symbolic constants. Assert approropiate conditions for
2727 using the "la" and "dla" macros.
2728 (mips_handle_option): Handle -mcode-readable=.
2729 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2730 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2731 (mips_strip_unspec_address): New function, split out from...
2732 (print_operand_reloc): ...here.
2733 (print_operand): Pass constants through mips_strip_unspec_address.
2734 (print_operand_address): Likewise.
2735 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2736 (mips_select_rtx_section): Remove MIPS16 handling.
2737 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2738 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2739 (mips16_lay_out_constants): Do nothing unless
2740 TARGET_MIPS16_PCREL_LOADS.
2741 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2742 * config/mips/mips.md: Split HIGHs for MIPS16.
2743 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2745 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2747 * config/mips/mips-protos.h (mips_emit_move): Declare.
2748 * config/mips/mips.c (mips_emit_move): New function.
2749 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2750 (mips_legitimize_const_move): Likewise.
2751 (mips_legitimize_move): Likewise.
2752 (mips_split_64bit_move): Likewise.
2753 (mips_restore_gp): Likewise.
2754 (mips_load_call_address): Likewise.
2755 (mips_emit_fcc_reload): Likewise.
2756 (mips_set_return_address): Likewise.
2757 (mips_block_move_straight): Likewise.
2758 (mips_block_move_loop): Likewise.
2759 (mips_setup_incoming_varargs): Likewise.
2760 (mips_save_reg): Likewise.
2761 (mips_expand_prologue): Likewise.
2762 (mips_restore_reg): Likewise.
2763 (mips_expand_epilogue): Likewise.
2764 (mips_output_mi_thunk): Likewise.
2765 (build_mips16_call_stub): Likewise.
2766 (mips_builtin_branch_and_move): Likewise.
2767 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2768 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2769 (fixuns_truncdfdi2): Likewise.
2770 (fixuns_truncsfsi2): Likewise.
2771 (fixuns_truncsfdi2): Likewise.
2772 (loadgp_absolute): Likewise.
2773 (builtin_setjmp_setup): Likewise.
2774 (builtin_longjmp): Likewise.
2775 (untyped_call): Likewise.
2777 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2779 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2780 an "rtx *" argument. Return a bool.
2781 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2782 values and return true if they can be split. Take the same kind of
2783 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2784 and store the lo_sum there if nonnull. Use the symbol type to
2785 determine whether a $gp or HIGH is needed.
2786 (mips_legitimize_address): Update call to mips_split_symbol and
2787 simplify accordingly.
2788 (mips_legitimize_const_move): Likewise.
2789 * config/mips/mips.md: In the combine define_split,
2790 check mips_split_symbol instead of splittable_symbolic_operand.
2791 Update use of mips_split_symbol in the generator code.
2792 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2794 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2796 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2797 (mips_symbol_insns_1): New function, split out from...
2798 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2799 and stores separately from load addresses.
2800 (mips_classify_address): Replace uses of mips_symbolic_address_p
2801 with uses of mips_symbol_insns.
2802 (mips_address_insns): Update calls to mips_symbol_insns.
2803 (mips_const_insns): Likewise.
2804 (mips_legitimize_address): Likewise.
2806 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2808 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2809 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2810 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2811 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2812 non-call contexts if TARGET_MIPS16.
2813 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2814 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2815 code for SYMBOL_ABSOLUTE.
2816 (mips_symbol_insns): Likewise.
2818 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2820 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2821 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2822 (mips_symbolic_constant_p): Likewise. Update the call to
2823 mips_classify_symbol.
2824 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2825 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2826 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2827 (print_operand_reloc): Add a context argument. Update the call to
2828 mips_symbolic_constant_p.
2829 (print_operand): Update the calls to print_operand_reloc.
2830 (print_operand_address): Use print_operand_reloc rather than
2832 (mips_rewrite_small_data_p): Add a context argument. Update the call
2833 to mips_symbolic_constant_p.
2834 (mips_small_data_pattern_1): Make DATA the containing mem.
2835 Update the call to mips_rewrite_small_data_p.
2836 (mips_rewrite_small_data_1): Likewise.
2837 (mips_use_anchors_for_symbol_p): Update the call to
2838 mips_symbolic_constant_p.
2839 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2840 (splittable_symbolic_operand): Likewise.
2841 (move_operand): Likewise.
2842 (absolute_symbolic_operand): Likewise.
2843 (got_disp_operand): Likewise.
2844 (got_page_ofst_operand): Likewise.
2846 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2848 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2849 (SYMBOL_ABSOLUTE): ...this.
2850 (SYMBOL_SMALL_DATA): Rename to...
2851 (SYMBOL_GP_RELATIVE): ...this.
2852 (SYMBOL_CONSTANT_POOL): Rename to...
2853 (SYMBOL_PC_RELATIVE): ...this.
2854 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2855 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2856 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2857 after above changes.
2858 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2859 (general_symbolic_operand): Rename to...
2860 (absolute_symbolic_operand): ...this.
2861 * config/mips/mips.md: Update after above changes.
2863 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2864 Revital Eres <eres@il.ibm.com>
2866 * ddg.c (print_ddg): Add dump information.
2867 * modulo-sched.c (print_node_sched_params): Add parameter and
2869 (calculate_maxii): Remove function.
2870 (undo_generate_reg_moves): Likewise.
2871 (undo_permute_partial_schedule): Likewise.
2872 (kernel_number_of_cycles): Likewise.
2873 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2874 (sms_schedule): Use it. Remove profitability checks.
2875 (sms_schedule_by_order): Fix order of nodes within the cycle.
2877 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2879 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2880 -profile option, add pie support.
2881 (ENDFILE_SPEC): New spec.
2882 * config/gnu.h (LIB_SPEC): Add -profile option.
2884 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2886 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2887 * config/gnu.h (LIB_SPEC): Likewise.
2889 2007-08-07 Yaz Saito <saito@google.com>
2890 Ian Lance Taylor <iant@google.com>
2892 * common.opt (finstrument-functions-exclude-function-list): New
2894 (finstrument-functions-exclude-file-list): New option.
2895 * opts.c (char_p): Define and DEF_VEC.
2896 (flag_instrument_functions_exclude_functions): New static
2898 (flag_instrument_functions_exclude_files): New static variable.
2899 (add_instrument_functions_exclude_list): New static function.
2900 (flag_instrument_functions_exclude_p): New function.
2901 (common_handle_option): Handle new options.
2902 * flags.h (flag_instrument_functions_exclude_p): Declare.
2903 * gimplify.c (gimplify_function_tree): Call
2904 flag_instrument_functions_exclude_p.
2905 * doc/invoke.texi (Option Summary): Mention new options.
2906 (Code Gen Options): Document new options.
2908 2007-08-07 Ian Lance Taylor <iant@google.com>
2910 PR rtl-optimization/32776
2911 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2912 (resolve_use): Likewise.
2913 (decompose_multiword_subregs): Remove "changed" local variable.
2915 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2917 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2918 * configure: Regenerate.
2919 * config.in: Regenerate.
2920 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2923 2007-08-07 Ian Lance Taylor <iant@google.com>
2925 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2926 note, just delete the insn.
2928 2007-08-07 Andreas Schwab <schwab@suse.de>
2931 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2934 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2936 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2937 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2938 (decompose_multiword_subregs): Use the functions above to decompose
2939 multiword shifts and zero-extends.
2941 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2943 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2944 "assemble" descriptions which were swapped.
2946 2007-08-06 Chao-ying Fu <fu@mips.com>
2948 * fixed-value.h: New file.
2949 * fixed-value.c: New file.
2950 * Makefile.in (OBJS-common): Add fixed-value.o.
2951 (fixed-value.o): New rule.
2952 (GTFILES): Add fixed-value.h.
2953 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2954 to compare a.low and b.low.
2955 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2957 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2958 Daniel Jacobowitz <dan@codesourcery.com>
2961 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2963 (x86_64-*-netbsd*): Likewise.
2964 (x86_64-*-linux*): Likewise.
2965 (x86_64-*-kfreebsd*-gnu): Likewise.
2966 (x86_64-*-knetbsd*-gnu): Likewise.
2967 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2969 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2971 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2972 Add -fno-asynchronous-unwind-tables.
2974 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2975 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2976 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2977 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2978 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2980 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2982 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2983 (TARGET_C_MODE_FOR_SUFFIX): New.
2985 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2987 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2989 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2991 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2993 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2996 before checking function returns in conditional expressions.
2998 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3001 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3003 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3006 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3007 for INTEGRAL_TYPE_P.
3009 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3011 * configure.ac: Remove --enable-checking=df from default settings.
3012 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3013 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3014 if the parameter is true.
3015 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3016 DF_VERIFY_SCHEDULED flag is true.
3017 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3018 (df_finish_pass): Adjust prototype.
3019 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3022 * see.c (pass_see): Add TODO_df_verify.
3023 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3024 * global.c (rest_of_handle_global_alloc): Schedule verification
3026 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3028 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3029 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3030 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3032 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3033 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3034 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3036 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3037 Revital Eres <eres@il.ibm.com>
3039 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3041 * ddg.c (create_ddg_dependence): Rename to...
3042 (create_ddg_dep_from_intra_loop_link): This. Do not check
3043 for interloop edges. Do not create anti dependence edge when
3044 a true dependence edge exists in the opposite direction and
3045 -fmodulo-sched-allow-regmoves is set.
3046 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3047 (add_cross_iteration_register_deps): Create anti dependence edge
3048 when -fno-modulo-sched-allow-regmoves is set.
3049 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3051 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3053 * config/arm/arm.md (movsi): Add braces.
3055 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3058 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3059 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3062 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3064 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3065 state accessor functions.
3066 * cfgloopmanip.c (remove_path, create_preheaders,
3067 force_single_succ_latches, fix_loop_structure): Ditto.
3068 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3069 tree_duplicate_loop_to_header_edge): Ditto.
3070 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3071 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3073 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3074 cleanup_tree_cfg): Ditto.
3075 * tree-cfg.c (tree_merge_blocks): Ditto.
3076 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3077 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3078 loop_preheader_edge, single_exit): Ditto.
3079 (flow_loops_find): Do not clear loops->state.
3080 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3081 loops_state_clear): New functions.
3083 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3086 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3087 when adding to the base and convert ELT to sizetype instead of type.
3089 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3092 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3093 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3095 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3098 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3099 correct type the negate expression.
3101 2007-08-03 Jan Hubicka <jh@suse.cz>
3103 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3106 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3108 * config/rs6000/rs6000.c (struct processor_cost): Change
3109 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3110 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3112 (rios1_costs, rios2_cost): Correct cache line size.
3113 (rs6000_override_options): Set l2-cache-size parameter.
3115 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3116 Diego Novillo <dnovillo@google.com>
3119 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3120 if the range includes 0.
3122 2007-08-03 Ben Elliston <bje@au.ibm.com>
3124 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3125 mode to unspec expressions to silence a warning from the generator
3128 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3130 * config/ia64/constraints.md ("U"): Make constraint vector only.
3132 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3135 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3136 always_inline attribute on the function decl.
3138 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3141 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3142 if we are compiling with -fPIC.
3144 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3145 Nigel Stephens <nigel@mips.com>
3147 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3148 Define for MIPS32 and MIPS64.
3150 2007-08-02 Nick Clifton <nickc@redhat.com>
3152 * config/host-hpux.c: Change copyright header to refer to version
3153 3 of the GNU General Public License and to point readers at the
3154 COPYING3 file and the FSF's license web page.
3155 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3156 config/alpha/linux.h, config/alpha/alpha.opt,
3157 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3158 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3159 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3160 config/alpha/alpha.h, config/alpha/sync.md,
3161 config/alpha/openbsd.h, config/alpha/alpha.md,
3162 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3163 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3164 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3165 config/alpha/constraints.md, config/alpha/osf.h,
3166 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3167 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3168 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3169 config/frv/frv-asm.h, config/frv/frv-protos.h,
3170 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3171 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3172 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3173 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3174 config/s390/s390.opt, config/s390/s390-modes.def,
3175 config/s390/fixdfdi.h, config/s390/constraints.md,
3176 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3177 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3178 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3179 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3180 config/m32c/prologue.md, config/m32c/m32c.abi,
3181 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3182 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3183 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3184 config/m32c/jump.md, config/m32c/shift.md,
3185 config/m32c/m32c-protos.h, config/libgloss.h,
3186 config/spu/spu-protos.h, config/spu/predicates.md,
3187 config/spu/spu-builtins.h, config/spu/spu.c,
3188 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3189 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3190 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3191 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3192 config/sparc/hypersparc.md, config/sparc/predicates.md,
3193 config/sparc/linux.h, config/sparc/sp64-elf.h,
3194 config/sparc/supersparc.md, config/sparc/cypress.md,
3195 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3196 config/sparc/niagara.md, config/sparc/sparc.md,
3197 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3198 config/sparc/sparc.opt, config/sparc/sync.md,
3199 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3200 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3201 config/sparc/sparc.c, config/sparc/little-endian.opt,
3202 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3203 config/sparc/linux64.h, config/sparc/freebsd.h,
3204 config/sparc/sol2.h, config/sparc/rtemself.h,
3205 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3206 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3207 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3208 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3209 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3210 config/m32r/linux.h, config/m32r/constraints.md,
3211 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3212 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3213 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3214 config/i386/i386.md, config/i386/netware-crt0.c,
3215 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3216 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3217 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3218 config/i386/sol2.h, config/i386/constraints.md,
3219 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3220 config/i386/predicates.md, config/i386/geode.md,
3221 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3222 config/i386/freebsd64.h, config/i386/vxworksae.h,
3223 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3224 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3225 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3226 config/i386/netware.h, config/i386/i386-modes.def,
3227 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3228 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3229 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3230 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3231 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3232 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3233 config/i386/xm-mingw32.h, config/i386/linux64.h,
3234 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3235 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3236 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3237 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3238 config/i386/cygwin2.c, config/i386/i386-protos.h,
3239 config/i386/sync.md, config/i386/openbsd.h,
3240 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3241 config/i386/nto.h, config/i386/biarch64.h,
3242 config/i386/i386-coff.h, config/i386/freebsd.h,
3243 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3244 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3245 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3246 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3247 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3248 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3249 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3250 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3251 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3252 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3253 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3254 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3255 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3256 config/sh/superh64.h, config/sh/rtemself.h,
3257 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3258 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3259 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3260 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3261 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3262 config/avr/predicates.md, config/avr/constraints.md,
3263 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3264 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3265 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3266 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3267 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3268 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3269 config/c4x/predicates.md, config/c4x/c4x.h,
3270 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3271 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3272 config/xtensa/linux.h, config/xtensa/xtensa.h,
3273 config/xtensa/elf.h, config/xtensa/xtensa.md,
3274 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3275 config/xtensa/xtensa-protos.h, config/dbx.h,
3276 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3277 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3278 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3279 config/host-solaris.c, config/fr30/fr30.h,
3280 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3281 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3282 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3283 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3284 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3285 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3286 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3287 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3288 config/cris/predicates.md, config/cris/linux.h,
3289 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3290 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3291 config/cris/aout.opt, config/cris/cris-protos.h,
3292 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3293 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3294 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3295 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3296 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3297 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3298 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3299 config/chorus.h, config/mn10300/mn10300.c,
3300 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3301 config/mn10300/mn10300.h, config/mn10300/linux.h,
3302 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3303 config/mn10300/mn10300.md, config/ia64/predicates.md,
3304 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3305 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3306 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3307 config/ia64/freebsd.h, config/ia64/ia64.md,
3308 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3309 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3310 config/gofast.h, config/rtems.h, config/sol2-10.h,
3311 config/m68k/predicates.md, config/m68k/m68k.md,
3312 config/m68k/linux.h, config/m68k/m68k-modes.def,
3313 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3314 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3315 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3316 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3317 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3318 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3319 config/m68k/constraints.md, config/m68k/rtemself.h,
3320 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3321 config/m68k/uclinux.h, config/rs6000/power4.md,
3322 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3323 config/rs6000/linux.h, config/rs6000/eabi.h,
3324 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3325 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3326 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3327 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3328 config/rs6000/windiss.h, config/rs6000/603.md,
3329 config/rs6000/aix41.h, config/rs6000/cell.md,
3330 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3331 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3332 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3333 config/rs6000/default64.h, config/rs6000/7xx.md,
3334 config/rs6000/darwin.opt, config/rs6000/spe.md,
3335 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3336 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3337 config/rs6000/7450.md, config/rs6000/linux64.h,
3338 config/rs6000/constraints.md, config/rs6000/440.md,
3339 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3340 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3341 config/rs6000/rs6000.h, config/rs6000/power6.md,
3342 config/rs6000/predicates.md, config/rs6000/altivec.md,
3343 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3344 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3345 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3346 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3347 config/rs6000/linux64.opt, config/rs6000/sync.md,
3348 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3349 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3350 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3351 config/rs6000/eabispe.h, config/rs6000/e500.h,
3352 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3353 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3354 config/rs6000/aix.h, config/rs6000/vxworks.h,
3355 config/rs6000/40x.md, config/rs6000/aix51.h,
3356 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3357 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3358 config/arc/arc.h, config/mcore/mcore-elf.h,
3359 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3360 config/mcore/mcore.md, config/mcore/mcore.c,
3361 config/mcore/mcore.opt, config/mcore/mcore.h,
3362 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3363 config/score/predicates.md, config/score/score-version.h,
3364 config/score/score-protos.h, config/score/misc.md,
3365 config/score/elf.h, config/score/score.c, config/score/mac.md,
3366 config/score/score7.md, config/score/score.h,
3367 config/score/score-conv.h, config/score/score-mdaux.c,
3368 config/score/score.md, config/score/score.opt,
3369 config/score/score-modes.def, config/score/score-mdaux.h,
3370 config/score/mul-div.S, config/arm/uclinux-elf.h,
3371 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3372 config/arm/symbian.h, config/arm/linux-elf.h,
3373 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3374 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3375 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3376 config/arm/strongarm-pe.h, config/arm/arm.h,
3377 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3378 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3379 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3380 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3381 config/arm/arm-cores.def, config/arm/arm-protos.h,
3382 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3383 config/arm/wince-pe.h, config/arm/neon.md,
3384 config/arm/constraints.md, config/arm/neon.ml,
3385 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3386 config/arm/arm.opt, config/arm/arm926ejs.md,
3387 config/arm/predicates.md, config/arm/iwmmxt.md,
3388 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3389 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3390 config/arm/neon-testgen.ml, config/arm/arm.md,
3391 config/arm/xscale-coff.h, config/arm/pe.c,
3392 config/arm/arm-generic.md, config/arm/pe.h,
3393 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3394 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3395 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3396 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3397 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3398 config/pa/predicates.md, config/pa/pa64-hpux.h,
3399 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3400 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3401 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3402 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3403 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3404 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3405 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3406 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3407 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3408 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3409 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3410 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3411 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3412 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3413 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3414 config/mips/linux64.h, config/mips/elforion.h,
3415 config/mips/constraints.md, config/mips/generic.md,
3416 config/mips/predicates.md, config/mips/4300.md,
3417 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3418 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3419 config/mips/5k.md, config/mips/vr4120-div.S,
3420 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3421 config/mips/mips-protos.h, config/mips/6000.md,
3422 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3423 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3424 config/mips/mips-modes.def, config/mips/vr.h,
3425 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3426 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3427 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3428 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3429 config/vax/openbsd1.h, config/vax/netbsd.h,
3430 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3431 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3432 config/h8300/rtems.h, config/h8300/predicates.md,
3433 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3434 config/h8300/h8300.md, config/h8300/h8300.opt,
3435 config/h8300/coff.h, config/h8300/h8300-protos.h,
3436 config/v850/v850.md, config/v850/predicates.md,
3437 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3438 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3439 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3440 config/mmix/mmix.h, config/mmix/predicates.md,
3441 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3442 config/mmix/mmix.c, config/mmix/mmix.opt,
3443 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3444 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3445 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3446 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3449 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3451 * emit-rtl.c (reset_used_decls): Rename to...
3452 (set_used_decls): ...this. Set the used flag rather than clearing it.
3453 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3454 DECL_RTLs rather than resetting them.
3456 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3458 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3460 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3462 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3463 argument to find_reloads_address.
3465 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3467 PR tree-optimization/32919
3468 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3469 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3470 (coalesce_ssa_name): Call it.
3472 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3473 David Ung <davidu@mips.com>
3475 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3476 (__mips16_unorddf2, __mips16_floatunsidf): New.
3477 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3479 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3481 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3483 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3484 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3485 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3486 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3487 * omp-low.c (get_ws_args_for, determine_parallel_type,
3488 expand_omp_for_generic, expand_omp_for_static_nochunk,
3489 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3490 Work with more precise CFG.
3491 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3492 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3494 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3495 * gimple-low.c (lower_stmt): Ditto.
3496 * tree-inline.c (estimate_num_insns_1): Ditto.
3497 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3498 (OMP_SECTIONS_SWITCH): New.
3499 * tree-cfgcleanup.c (cleanup_omp_return): New.
3500 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3501 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3502 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3503 (tree_redirect_edge_and_branch): Handle omp constructs.
3505 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3506 with three arguments.
3508 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3510 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3513 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3515 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3516 the loop structures may need fixing.
3517 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3519 (cleanup_tree_cfg_loop): Removed.
3520 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3521 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3522 instead of running cleanup_tree_cfg_loop.
3523 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3524 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3525 (tree_predictive_commoning): Declaration changed.
3526 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3528 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3530 * doc/invoke.texi (l1-cache-size): Update documentation.
3531 (l2-cache-size): Document.
3532 * params.h (L2_CACHE_SIZE): New macro.
3533 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3534 that L1_CACHE_SIZE is in kB now.
3535 (L2_CACHE_SIZE_BYTES): New macro.
3536 (tree_ssa_prefetch_arrays): Show size in kB.
3537 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3538 and l2_cache_size fields.
3539 * config/i386/driver-i386.c (describe_cache): Detect cache size
3541 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3542 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3543 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3544 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3545 (override_options): Set l1-cache-size and l2-cache-size to default
3546 values if not specified otherwise.
3547 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3548 (PARAM_L2_CACHE_SIZE): New.
3550 2007-08-01 Nigel Stephens <nigel@mips.com>
3551 David Ung <davidu@mips.com>
3552 Thiemo Seufer <ths@mips.com>
3553 Chris Dearman <chris@mips.com>
3554 Richard Sandiford <richard@codesourcery.com>
3556 * config.gcc (mips*-sde-elf*): New stanza.
3557 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3558 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3559 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3560 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3561 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3562 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3564 * config/mips/sde.h: New file.
3565 * config/mips/t-libgcc-mips16: Likewise.
3566 * config/mips/t-sde: Likewise.
3567 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3568 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3569 _MIPS_FPSET and _MIPS_SZINT.
3570 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3571 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3572 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3573 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3574 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3575 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3576 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3577 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3578 _MIPS_SZPTR and _MIPS_FPSET.
3579 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3580 architecture is specified.
3581 (MIPS_32BIT_OPTION_SPEC): New macro.
3583 2007-07-31 Dan Hipschman <dsh@google.com>
3585 * gcc.c (end_going_arg): New function.
3586 (do_spec_2): Use it.
3587 (do_spec_1): Use it.
3589 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3591 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3592 only if ENABLE_CHECKING is defined.
3594 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3596 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3597 df_ru_add_problem, df_ru_get_bb_info): Removed.
3598 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3599 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3600 df_ru_free_bb_info, df_ru_alloc,
3601 df_ru_bb_local_compute_process_def,
3602 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3603 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3604 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3605 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3606 df_ru_add_problem): Removed.
3608 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3611 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3612 (casesi32p, casesi64p): Likewise.
3613 (casesi): Adjust for above.
3615 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3617 * mode-switching.c (create_pre_exit): Don't search past calls.
3619 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3621 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3623 2007-07-31 Revital Eres <eres@il.ibm.com>
3625 * ddg.c (add_deps_for_def): Rename to...
3626 (add_cross_iteration_register_deps): This. Change implementation
3627 to use only reaching def and def-use chains to construct the
3628 inter loop dependencies.
3629 (add_deps_for_use): Remove function.
3630 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3631 function to build the inter loop dependencies.
3632 * modulo-sched.c (sms_schedule): Build only
3633 reaching def and def-use chains for the propose of the ddg
3636 2007-07-31 Julian Brown <julian@codesourcery.com>
3638 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3639 New define_insns. Use correct RTL.
3640 (vec_set<mode>): Write as expander.
3642 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3644 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3645 to an unallocated space.
3647 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3650 (split_constant_offset): Enable split_constant_offset to extract
3651 constants from other statements.
3652 * tree-vect-transform.c
3653 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3654 to a temp var. Force base_offset to be simple.
3656 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3658 * df-scan.c (df_scan_verify): Remove artificial limit on
3659 the number of blocks for verification.
3660 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3661 df_simulate_defs): Avoid unnecessary insn checking for defs.
3663 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3665 * config/m68k/lb1sf68.asm (FUNC): New macro.
3667 (__udivsi3): Likewise.
3668 (__divsi3): Likewise.
3669 (__umodsi3): Likewise.
3670 (__modsi3): Likewise.
3671 (__subdf3): Likewise.
3672 (__adddf3): Likewise.
3673 (__muldf3): Likewise.
3674 (__divdf3): Likewise.
3675 (__negdf2): Likewise.
3676 (__cmpdf2): Likewise.
3677 (__subsf3): Likewise.
3678 (__addsf3): Likewise.
3679 (__mulsf3): Likewise.
3680 (__divsf3): Likewise.
3681 (__negsf2): Likewise.
3682 (__cmpsf2): Likewise.
3683 (__eqdf2): Likewise.
3684 (__nedf2): Likewise.
3685 (__gtdf2): Likewise.
3686 (__gedf2): Likewise.
3687 (__ltdf2): Likewise.
3688 (__ledf2): Likewise.
3689 (__eqsf2): Likewise.
3690 (__nesf2): Likewise.
3691 (__gtsf2): Likewise.
3692 (__gesf2): Likewise.
3693 (__ltsf2): Likewise.
3694 (__lesf2): Likewise.
3696 2007-07-30 Ollie Wild <aaw@google.com>
3698 * c-ppoutput.c (print_lines_directives_only): New function.
3699 (scan_translation_unit_directives_only): New function.
3700 (preprocess_file): Add call to scan_translation_unit_directives_only.
3701 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3702 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3703 -fdirectives-only. Add errors for -fdirectives-only conflict with
3704 -Wunused-macros and -traditional.
3705 (finish_options): Add builtin macro initialization for
3706 -fdirectives-only + -fpreprocessed.
3707 * c.opt (fdirectives-only): New.
3708 * doc/cppopts.texi (fdirectives-only): New.
3710 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3712 * alias.c (record_set, memory_modified_1): Constify.
3713 * bt-load.c (note_btr_set): Likewise.
3714 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3715 * combine.c (set_nonzero_bits_and_sign_copies,
3716 expand_field_assignment, record_dead_and_set_regs_1,
3717 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3718 likely_spilled_retval_1): Likewise.
3719 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3720 frv_io_handle_set): Likewise.
3721 * config/mips/mips.c (mips_sim_record_set,
3722 vr4130_true_reg_dependence_p_1): Likewise.
3723 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3724 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3725 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3726 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3727 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3728 * ddg.c (mark_mem_store): Likewise.
3729 * df-problems.c (df_urec_mark_reg_change): Likewise.
3730 * function.c (update_epilogue_consts): Likewise.
3731 * gcse.c (record_set_info, record_last_set_info,
3732 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3733 reg_clear_last_set): Likewise.
3734 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3736 * jump.c (reversed_comparison_code_parts): Likewise.
3737 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3738 reg_is_set): Likewise.
3739 * loop-iv.c (mark_altered): Likewise.
3740 * mode-switching.c (reg_becomes_live): Likewise.
3741 * optabs.c (no_conflict_move_test): Likewise.
3742 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3744 * postreload.c (reload_combine_note_store, move2add_note_store):
3746 * regmove.c (flags_set_1): Likewise.
3747 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3749 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3751 * resource.c (update_live_status): Likewise.
3752 * rtl.h (set_of, note_stores): Likewise.
3753 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3754 note_stores, parms_set): Likewise.
3755 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3756 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3758 * var-tracking.c (count_stores, add_stores): Likewise.
3760 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3762 * alias.c (mems_in_disjoint_alias_sets_p,
3763 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3764 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3765 write_dependence_p, mems_in_disjoint_alias_sets_p,
3766 read_dependence, true_dependence, canon_true_dependence,
3767 anti_dependence, output_dependence): Constify.
3768 * combine.c (extended_count): Likewise.
3769 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3770 * cselib.c (get_value_hash, references_value_p,
3771 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3772 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3773 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3774 * function.c (contains, prologue_epilogue_contains,
3775 sibcall_epilogue_contains): Likewise.
3776 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3777 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3778 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3779 reg_or_subregno): Likewise.
3780 * recog.c (asm_noperands): Likewise.
3781 * reload1.c (function_invariant_p): Likewise.
3782 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3783 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3784 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3785 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3786 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3787 extended_count, prologue_epilogue_contains,
3788 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3789 canon_true_dependence, read_dependence, anti_dependence,
3790 output_dependence): Likewise.
3791 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3793 2007-07-30 Julian Brown <julian@codesourcery.com>
3795 * config/arm/neon.md (V_ext): New mode attribute.
3796 (neon_vget_lane<mode>): Replace with define_expand.
3797 (neon_vget_lane<mode>_sext_internal)
3798 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3799 and quad precision vectors.
3800 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3801 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3802 have typeless 32-bit result.
3804 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3807 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3809 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3810 use sizetype for rest.
3811 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3812 (aff_combination_convert): Don't convert rest for pointer types.
3814 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3816 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3818 * tree-ssa-alias.c: Add alloc-pool.h.
3819 (init_alias_info): Free alias_bitmap_obstack.
3820 (delete_alias_info): Call delete_mem_ref_stats.
3821 (get_mem_sym_stats_for): Use alloc_pool.
3822 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3823 (delete_mem_sym_stats): Removed.
3825 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3827 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3828 functions cannot be represented as classical distance vectors.
3830 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3832 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3833 * builtins.c (validate_arg, builtin_mathfn_code,
3834 validate_arglist): Likewise.
3835 * calls.c (call_expr_flags): Likewise.
3836 * combine.c (reg_nonzero_bits_for_combine,
3837 reg_num_sign_bit_copies_for_combine, get_last_value,
3838 reg_truncated_to_mode): Likewise.
3839 * emit-rtl.c (subreg_lowpart_p): Likewise.
3840 * expr.c (highest_pow2_factor_for_target,
3841 categorize_ctor_elements_1, categorize_ctor_elements,
3842 count_type_elements, contains_packed_reference,
3843 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3844 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3845 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3846 native_encode_int, native_encode_real, native_encode_complex,
3847 native_encode_vector, native_encode_expr, native_interpret_int,
3848 native_interpret_real, native_interpret_complex,
3849 native_interpret_vector, native_interpret_expr): Likewise.
3850 * function.c (use_register_for_decl): Likewise.
3851 * gimplify.c (get_name): Likewise.
3852 * langhooks-def.h (lhd_return_null_const_tree): New.
3853 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3854 * langhooks.c (lhd_return_null_const_tree): New.
3855 * langhooks.h (lang_get_callee_fndecl): Constify.
3856 * output.h (constructor_static_from_elts_p): Likewise.
3857 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3858 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3859 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3860 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3861 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3862 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3863 * rtlhooks-def.h (reg_nonzero_bits_general,
3864 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3866 * rtlhooks.c (reg_num_sign_bit_copies_general,
3867 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3869 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3870 * stor-layout.c (mode_for_size_tree): Likewise.
3871 * tree-ssa-loop-im.c (memref_eq): Likewise.
3872 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3873 * tree.c (contains_placeholder_p, type_list_equal,
3874 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3876 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3877 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3878 contains_placeholder_p, contains_packed_reference,
3879 get_callee_fndecl, operand_equal_for_phi_arg_p,
3880 warn_if_unused_value, is_body_block, native_encode_expr,
3881 native_interpret_expr, fold_convertible_p, operand_equal_p,
3882 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3883 validate_arglist, simple_cst_equal, type_list_equal,
3884 use_register_for_decl, call_expr_flags, get_name,
3885 highest_pow2_factor): Likewise.
3886 (const_call_expr_arg_iterator_d,
3887 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3888 first_const_call_expr_arg, more_const_call_expr_args_p,
3889 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3890 * varasm.c (constructor_static_from_elts_p): Constify.
3892 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3894 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3895 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3896 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3897 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3898 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3899 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3900 spelling conventions.
3901 * doc/invoke.texi: Follow spelling conventions.
3903 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3904 Revital Eres <eres@il.ibm.com>
3906 * modulo-sched.c (sms_schedule): Avoid loops which includes
3907 auto-increment instructions.
3909 2007-07-28 Richard Guenther <rguenther@suse.de>
3912 * fold-const.c (fold_cond_expr_with_comparison): Convert
3913 operand zero of MIN/MAX_EXPR to correct type.
3915 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3917 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3918 flags_from_decl_or_type): Constify.
3919 * gcc.c (do_spec_1): Likewise.
3920 * print-tree.c (dump_addr, print_node_brief): Likewise.
3921 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3922 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3923 tree_purge_all_dead_eh_edges): Likewise.
3924 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3925 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3927 * tree.c (expr_location, expr_has_location, expr_locus,
3928 expr_filename, expr_lineno, get_inner_array_type,
3929 fields_compatible_p): Likewise.
3930 * tree.h (get_inner_array_type, fields_compatible_p,
3931 expr_location, expr_has_location, expr_locus, expr_filename,
3932 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3933 setjmp_call_p, alloca_call_p): Likewise.
3935 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3937 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3938 TV_FLOW_INSENSITIVE.
3940 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3942 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3943 (compute_flow_insensitive_aliasing): Ditto for
3944 TV_FLOW_INSENSITIVE.
3946 2007-07-27 Jan Hubicka <jh@suse.cz>
3948 * config/i386/i386.c (register_move_cost): Remove accidentally
3949 comitted #if 0 block.
3951 * attribs.c: Include hashtab.h
3952 (attribute_hash): New.
3953 (substring): New structure.
3954 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3956 (init_attributes): Initialize attribute hash.
3957 (decl_attributes): Use attribute hash.
3958 * Makefile.in (attribs.c): Depend on hashtab.h.
3960 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3962 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3964 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3966 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3967 __mips_dspr2 and __mips_dsp_rev macros.
3968 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3970 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3972 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3974 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3978 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3979 and the updating of the live and do_not_gen sets.
3980 (df_note_bb_compute): Added updating of live and do_not_gen sets
3981 for regular defs so that the case of clobber inside conditional
3982 call is processed correctly.
3984 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3986 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3987 operands with compatible type.
3989 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3991 * expr.h (store_bit_field): Don't return a value.
3992 * expmed.c (check_predicate_volatile_ok): New function.
3993 (store_bit_field_1): New function, extracted from store_bit_field.
3994 Take a fallback_p argument and return true if the operation succeeded.
3995 Only use store_fixed_bit_field if fallback_p. Don't recompute
3996 mode_for_extraction; use op_mode instead. Try forcing memories
3997 into registers if the insv expander fails.
3998 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3999 Don't return a value.
4000 (convert_extracted_bit_field): New function, extracted from
4002 (extract_bit_field_1): Likewise. Take a fallback_p argument
4003 and return NULL if the operation succeeded. Only use
4004 extract_fixed_bit_field if fallback_p. Only calculate one
4005 extraction mode. Combine code for extv and extzv. Try forcing
4006 memories into registers if the ext(z)v expander fails.
4007 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4009 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4011 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4013 (df_ref): Likewise. Put regno with other integer fields.
4015 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4017 * df.h (df_mw_hardreg): Remove "loc" field.
4018 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4020 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4021 split out from df_set_unused_notes_for_mw. Return false for
4022 partial references. Assert that mw_reg is a REG when returning true.
4023 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4024 (df_whole_mw_reg_dead_p): New function, split out from
4025 df_set_dead_notes_for_mw. Return false for partial references.
4026 Assert that mw_reg is a REG when returning true.
4027 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4028 Remove redundant bitmap check.
4030 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4032 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4033 ($(T)crtend.o): Likwise.
4034 ($(T)crtbeginS.o): Likwise.
4035 ($(T)crtendS.o): Likwise.
4036 ($(T)crtfastmath.o): Likwise.
4038 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4040 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4041 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4042 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4043 and x_n_bbs_in_dom_tree fields.
4045 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4047 PR tree-optimization/32087
4048 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4049 Do not call scale_bbs_frequencies_int with prob of zero.
4051 2007-07-26 Julian Brown <julian@codesourcery.com>
4053 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4054 (neon_element_bits): Add prototypes.
4055 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4056 (neon_const_bounds, neon_element_bits): New functions.
4057 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4058 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4059 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4060 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4061 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4062 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4063 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4064 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4065 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4066 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4067 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4068 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4069 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4071 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4073 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4074 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4076 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4077 Julian Brown <julian@codesourcery.com>
4079 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4080 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4081 * config/arm/cortex-a8.md: New.
4082 * config/arm/cortex-a8-neon.md: New.
4083 * config/arm/neon-schedgen.ml: New.
4084 * config/arm/neon.md (vqh_mnem): New.
4086 (Is_float_mode): New.
4087 (Scalar_mul_8_16): New.
4089 (V_mode_nunits): New.
4090 (All instruction patterns): Annotate with neon_type attribute
4092 * config/arm/arm.md: Include cortex-a8.md.
4093 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4095 Annotate instruction patterns accordingly.
4096 (generic_sched): Do not use generic scheduling for Cortex-A8.
4097 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4099 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4101 * fold-const.c (fold_read_from_constant_string): Use
4103 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4105 2007-07-26 Nick Clifton <nickc@redhat.com>
4107 * tree-ssa-operands.h: Change copyright header to refer to version
4108 3 of the GNU General Public License and to point readers at the
4109 COPYING3 file and the FSF's license web page.
4110 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4111 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4112 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4113 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4114 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4115 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4116 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4117 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4118 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4119 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4120 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4121 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4122 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4123 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4124 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4125 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4126 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4127 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4128 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4129 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4130 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4131 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4132 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4133 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4134 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4135 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4136 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4137 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4138 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4139 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4140 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4141 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4142 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4143 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4144 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4145 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4146 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4147 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4148 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4149 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4150 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4151 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4152 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4153 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4154 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4155 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4156 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4157 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4158 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4159 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4160 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4161 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4162 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4163 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4164 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4165 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4166 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4167 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4168 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4169 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4170 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4171 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4172 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4173 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4174 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4175 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4176 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4177 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4178 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4179 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4180 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4181 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4182 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4183 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4184 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4185 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4186 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4187 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4188 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4189 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4190 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4191 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4192 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4193 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4194 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4195 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4196 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4197 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4198 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4199 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4200 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4201 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4202 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4203 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4204 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4205 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4206 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4207 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4208 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4209 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4210 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4211 convert.c, convert.h, langhooks-def.h, reload1.c,
4212 tree-ssa-operands.c: Likewise.
4214 2007-07-26 Jan Hubicka <jh@suse.cz>
4216 * tree-ssa-live.c: Include debug.h and flags.h.
4217 (mark_scope_block_unused): New function.
4218 (remove_unused_scope_block_p): New function.
4219 (remove_unused_locals): Remove unused blocks too.
4221 2007-07-25 Ian Lance Taylor <iant@google.com>
4223 * combine.c (combine_max_regno): Remove. Remove all uses.
4224 (struct reg_stat_struct): Rename from struct reg_stat.
4225 (reg_stat_type): Define, and declare VECs.
4226 (reg_stat): Change from pointer to VEC. Change all uses.
4227 (combine_split_insns): New static function.
4228 (try_combine, find_split_point): Call it instead of split_insns.
4230 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4232 * cfghooks.c (split_block): Fix the information about loop latch.
4234 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4236 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4238 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4240 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4241 Scan the new edge for loop exit info.
4243 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4245 * config/darwin.c: Include debug.h.
4247 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4250 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4252 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4254 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4255 (HARD_REGNO_MODE_OK): Ditto.
4256 (MODES_TIEABLE_P): Ditto.
4257 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4258 (CLASS_MAX_NREGS): Ditto.
4259 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4260 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4261 (divdf3_internal_thr): Removed.
4262 * config/ia64/div.md: New file.
4263 * config/ia64/constraints.md: Add H constraint.
4265 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4267 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4268 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4269 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4270 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4271 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4272 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4273 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4274 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4275 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4276 dump_sbitmap_file, debug_sbitmap, popcount_table,
4277 sbitmap_popcount): Constify.
4278 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4279 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4280 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4281 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4282 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4283 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4284 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4285 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4286 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4287 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4288 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4290 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4292 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4293 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4294 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4295 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4296 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4297 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4298 bitmap_intersect_p, bitmap_intersect_compl_p,
4299 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4300 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4302 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4303 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4304 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4305 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4306 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4307 debug_bitmap, debug_bitmap_file, bitmap_print,
4308 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4309 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4311 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4313 * config/darwin.c (darwin_override_options): Additional fix for
4314 debug info formats that don't support var tracking.
4316 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4318 * cselib.c (entry_and_rtx_equal_p): Constify.
4319 * gengtype.c (output_mangled_typename, write_types, write_local):
4321 * gengtype.h (const_type_p): New.
4322 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4324 * tlink.c (scan_linker_output): De-constify.
4325 * tree-ssa-loop-im.c (memref_eq): Constify.
4326 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4327 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4329 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4331 * c-common.c (fname_as_string, c_type_hash): Constify.
4332 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4333 * cgraph.c (edge_hash, edge_eq): Likewise.
4334 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4335 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4336 reg_attrs_htab_eq): Likewise.
4337 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4339 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4340 const_decl_t, const_state_t, const_automata_list_el_t): New.
4341 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4342 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4343 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4344 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4345 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4346 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4347 compare_max_occ_cycle_nums, out_state_arcs_num,
4348 compare_transition_els_num, units_cmp, state_reservs_cmp):
4350 * genmodes.c (cmp_modes): Likewise.
4351 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4352 * gimplify.c (compare_case_labels): Likewise.
4353 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4354 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4355 * matrix-reorg.c (mtt_info_hash): Likewise.
4356 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4357 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4358 (htab_hash_bucket, htab_hash_elem): Constify.
4359 * tree-browser.c (TB_parent_eq): Likewise.
4360 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4361 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4362 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4363 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4365 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4366 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4367 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4368 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4369 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4371 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4372 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4373 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4374 * tree-ssa-threadupdate.c (redirection_data_hash,
4375 redirection_data_eq): Likewise.
4376 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4377 * tree-ssa.c (var_ann_eq): Likewise.
4378 * tree-vrp.c (compare_case_labels): Likewise.
4379 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4380 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4381 tree_not_check_failed, tree_class_check_failed,
4382 tree_range_check_failed, tree_not_class_check_failed,
4383 omp_clause_check_failed, omp_clause_range_check_failed,
4384 tree_contains_struct_check_failed, tree_operand_check_failed):
4386 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4387 tree_not_check_failed, tree_class_check_failed,
4388 tree_range_check_failed, tree_not_class_check_failed,
4389 tree_operand_check_failed, omp_clause_operand_check_failed,
4390 tree_operand_length): Likewise.
4391 * var-tracking.c (const_variable): New.
4392 (variable_htab_hash, variable_htab_eq): Constify.
4393 * varasm.c (const_desc_hash): Likewise.
4395 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4397 * expr.c (handled_component_p): Constify.
4398 * fold-const.c (fit_double_type): Likewise.
4399 * real.h (real_value_from_int_cst): Likewise.
4400 * tree-flow-inline.h (gimple_in_ssa_p,
4401 gimple_aliases_computed_p, gimple_addressable_vars,
4402 gimple_call_clobbered_vars, gimple_referenced_vars,
4403 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4404 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4405 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4406 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4407 is_label_stmt, is_global_var, phi_ssa_name_p,
4408 factoring_name_p, is_call_clobbered, tree_common_ann,
4409 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4410 unmodifiable_var_p, array_ref_contains_indirect_ref,
4411 ref_contains_array_ref, lookup_subvars_for_var,
4412 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4413 gimple_mem_ref_stats): Likewise.
4414 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4415 may_aliases, is_exec_stmt, is_label_stmt,
4416 ref_contains_array_ref, array_ref_contains_indirect_ref,
4417 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4418 unmodifiable_var_p): Likewise.
4419 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4420 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4421 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4422 cst_and_fits_in_hwi, real_value_from_int_cst,
4423 build_real_from_int_cst, integer_zerop, integer_onep,
4424 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4425 tree_floor_log2, real_zerop, real_onep, real_twop,
4426 real_minus_onep, really_constant_p, purpose_member, chain_member,
4427 list_length, fields_length, int_size_in_bytes, bit_position,
4428 int_bit_position, byte_position, int_byte_position, expr_align,
4429 array_type_nelts, tree_node_structure,
4430 type_contains_placeholder_1, iterative_hash_pointer,
4431 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4432 tree_map_base_eq, type_hash_list, type_hash_eq,
4433 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4434 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4435 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4436 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4437 int_fits_type_p, get_containing_scope, decl_function_context,
4438 decl_type_context, omp_clause_operand_check_failed,
4439 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4440 * tree.h (omp_clause_operand_check_failed, tree_size,
4441 build_real_from_int_cst, array_type_nelts, purpose_member,
4442 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4443 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4444 is_attribute_p, check_qualified_type, expr_align,
4445 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4446 int_byte_position, list_length, fields_length, initializer_zerop,
4447 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4448 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4449 tree_node_structure, handled_component_p, get_containing_scope,
4450 decl_function_context, decl_type_context, real_zerop,
4451 type_num_arguments, fit_double_type, really_constant_p,
4452 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4453 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4454 real_twop, real_minus_onep, int_cst_value): Likewise.
4456 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4458 * cfglayout.c (insn_scope, insn_line): Constify.
4459 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4460 const_double_htab_hash, const_double_htab_eq,
4461 mem_attrs_htab_hash): Likewise.
4462 * loop-iv.c (biv_eq): Likewise.
4463 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4464 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4465 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4467 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4468 error_for_asm, warning_for_asm, _fatal_insn,
4469 _fatal_insn_not_found): Likewise.
4470 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4471 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4472 rtl_check_failed_type2, rtl_check_failed_code1,
4473 rtl_check_failed_code2, rtl_check_failed_code_mode,
4474 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4475 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4476 rtl_check_failed_type2, rtl_check_failed_code1,
4477 rtl_check_failed_code2, rtl_check_failed_code_mode,
4478 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4479 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4480 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4481 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4482 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4483 rtx_unstable_p, get_integer_term, get_related_value,
4484 offset_within_block_p, reg_mentioned_p, count_occurrences,
4485 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4486 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4487 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4488 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4489 find_constant_src, find_reg_fusage, find_regno_fusage,
4490 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4491 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4492 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4493 computed_jump_p, auto_inc_p, in_expr_list_p,
4494 remove_node_from_expr_list, loc_mentioned_in_p,
4495 label_is_jump_target_p, reversed_comparison_code_parts,
4496 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4497 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4498 print_inline_rtx): Likewise.
4499 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4500 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4501 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4502 get_integer_term, get_related_value, offset_within_block_p,
4503 count_occurrences, reg_mentioned_p, no_labels_between_p,
4504 reg_used_between_p, reg_referenced_p, single_set_2,
4505 multiple_sets, set_noop_p, refers_to_regno_p,
4506 reg_overlap_mentioned_p, dead_or_set_p,
4507 covers_regno_no_parallel_p, covers_regno_p,
4508 dead_or_set_regno_p, find_reg_note, find_regno_note,
4509 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4510 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4511 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4512 side_effects_p, may_trap_p_1, may_trap_p,
4513 may_trap_after_code_motion_p, may_trap_or_fault_p,
4514 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4515 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4516 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4517 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4518 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4520 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4521 warning_for_asm): Likewise.
4522 * tree.h (print_rtl): Likewise.
4523 * varasm.c (get_pool_mode): Likewise.
4525 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4527 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4528 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4529 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4530 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4531 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4532 * ddg.c (compare_sccs): Likewise.
4533 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4534 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4535 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4536 decimal_do_fix_trunc, decimal_real_to_integer,
4537 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4538 * dse.c (const_group_info_t): New.
4539 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4540 * dwarf2out.c (const_dw_die_ref): New.
4541 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4542 * tree-browser.c (TB_parent_eq): Likewise.
4543 * unwind-dw2-fde.c (__register_frame_info_bases,
4544 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4545 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4547 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4548 * unwind-dw2.c (uw_frame_state_for): Likewise.
4549 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4550 * value-prof.h (const_histogram_value): New.
4552 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4554 * config/mips/mips.c (machine_function): Add
4555 initialized_mips16_gp_pseudo_p.
4556 (mips16_gp_pseudo_reg): Do not emit the initialization of
4557 mips16_gp_pseudo_rtx when being called from the gimple cost-
4558 calculation routines; emit it on the first use outside those
4561 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4563 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4566 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4567 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4568 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4569 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4570 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4571 Preserve const-ness of parameters through use of __typeof(),
4572 also constify and tidy.
4574 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4575 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4576 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4577 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4578 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4579 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4580 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4581 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4582 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4584 2007-07-25 Julian Brown <julian@codesourcery.com>
4585 Mark Shinwell <shinwell@codesourcery.com>
4587 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4588 (alpha_mangle_type): This.
4589 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4590 (TARGET_MANGLE_TYPE): Define this instead.
4591 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4592 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4593 (arm_init_neon_builtins): Fix comment.
4594 (arm_mangle_map_entry): New.
4595 (arm_mangle_map): New.
4596 (arm_mangle_type): New.
4597 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4598 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4599 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4600 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4601 (TARGET_MANGLE_TYPE): Define this instead.
4602 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4603 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4604 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4605 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4606 (TARGET_MANGLE_TYPE): Define this instead.
4607 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4609 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4610 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4611 (TARGET_MANGLE_TYPE): Define this instead.
4612 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4613 (s390_mangle_type): This.
4614 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4615 (TARGET_MANGLE_TYPE): Define this instead.
4616 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4617 (sparc_mangle_type): This.
4618 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4619 (TARGET_MANGLE_TYPE): Define this instead.
4620 * cp/mangle.c (write_type): Call mangle_type target hook on all
4621 types before mangling. Use original type, not main variant, as
4623 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4624 (TARGET_MANGLE_TYPE): This.
4625 * target.h (gcc_target): Rename mangle_fundamental_type to
4627 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4628 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4630 2007-07-25 Julian Brown <julian@codesourcery.com>
4631 Paul Brook <paul@codesourcery.com>
4632 Joseph Myers <joseph@codesourcery.com>
4633 Mark Shinwell <shinwell@codesourcery.com>
4635 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4636 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4637 (with_fpu): Allow --with-fpu=neon.
4638 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4639 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4640 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4641 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4642 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4643 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4644 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4645 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4646 (output_move_neon): Add prototypes.
4647 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4648 (all_fpus): Add FPUTYPE_NEON.
4649 (fp_model_for_fpu): Add NEON field.
4650 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4651 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4653 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4655 (thumb2_legitimate_address_p): Likewise.
4656 (neon_valid_immediate): Recognize and prepare constants suitable for
4658 (neon_immediate_valid_for_move): New function. Recognize and prepare
4659 immediates for NEON move instructions.
4660 (neon_immediate_valid_for_logic): New function. Recognize and
4661 prepare immediates for NEON logic instructions.
4662 (neon_output_logic_immediate): New function. Create asm string
4663 suitable for outputting immediate logic instructions.
4664 (neon_pairwise_reduce): New function. Implement reduction using
4665 pairwise operations.
4666 (neon_expand_vector_init): New function. Expand a (possibly
4667 non-constant) vector initialization.
4668 (neon_vector_mem_operand): New function. Memory operands supported
4669 for quad-word loads/stores to/from ARM or NEON registers. Don't
4670 allow base+offset addressing for core regs.
4671 (neon_struct_mem_operand): New function. Valid mems for NEON
4673 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4674 from neon_vector_mem_operand addresses without a secondary register.
4675 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4676 (add_minipool_backward_ref): Likewise.
4677 (dump_minipool): Likewise.
4678 (push_minipool_fix): Likewise.
4679 (output_move_quad): New function. Output quad-word moves, loads and
4680 stores using ARM registers.
4681 (output_move_vfp): Add support for vectors in VFP (NEON) D
4683 (output_move_neon): Output a NEON load/store to/from a quadword
4685 (arm_print_operand): Implement new codes:
4686 - 'c' for unadorned integers (without a # sign).
4687 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4689 - 'e', 'f' for the low and high D parts of a NEON Q register.
4690 - 'q' outputs a NEON Q register.
4691 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4692 - 'T' prints NEON opcode features from a coded bitmask.
4693 - 'F' is similar to T, but signed/unsigned codes both print as
4695 - 't' is similar to T, but 'u' is printed instead of 'p'.
4696 - 'O' prints 'r' if NEON instruction should perform rounding (as
4697 specified by bitmask), else prints nothing.
4698 - '#' is a punctuation character to stop operand numbers from
4699 running together with following digits in the assembler
4700 strings for instructions (when using mode attributes).
4701 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4702 constant vectors in big-endian mode, where necessary.
4703 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4704 Handle EI, OI, CI, XI modes.
4705 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4706 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4707 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4708 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4709 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4711 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4712 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4713 to turn v8qi, etc. into bits defined above.
4714 (neon_itype): New enumeration. Classifications of NEON builtins.
4715 (neon_builtin_datum): Define struct. Contains information about
4716 a single builtin (with multiple modes).
4717 (CF): Define helper macro for...
4718 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4720 (neon_builtin_data): New array. Define information about builtins
4721 for use during initialization/expansion.
4722 (arm_init_neon_builtins): New function.
4723 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4725 (neon_builtin_compare): New function.
4726 (locate_neon_builtin_icode): New function. Find an insn code for a
4727 builtin given a function code for that builtin. Also return type of
4728 builtin (NEON_BINOP, NEON_UNOP etc.).
4729 (builtin_arg): New enumeration. Types of arguments for builtins.
4730 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4731 Takes a variable argument list of builtin_arg types, terminated by
4733 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4734 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4735 (neon_emit_pair_result_insn): New function. Support returning pairs
4736 of vectors via a pointer.
4737 (neon_disambiguate_copy): New function. Set up operands for a
4738 multi-word copy such that registers do not get clobbered.
4739 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4740 ARM_BUILTIN_NEON_BASE.
4741 (arm_file_start): Set float-abi attribute for NEON.
4742 (arm_vector_mode_supported_p): Enable NEON vector modes.
4743 (arm_mangle_map_entry): New.
4744 (arm_mangle_map): New.
4745 (arm_mangle_vector_type): New.
4746 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4748 (TARGET_NEON): New macro. Target supports NEON.
4749 (fputype): Add FPUTYPE_NEON.
4750 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4751 for vectorization based on command-line arg.
4752 (NEON_REGNO_OK_FOR_NREGS): Define.
4753 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4754 (VALID_NEON_STRUCT_MODE): Define.
4755 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4756 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4757 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4758 (consttable_16): Add pattern for outputting 16-byte minipool
4760 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4762 (vec-common.md, neon.md): Include md files.
4763 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4764 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4765 (memory_constraint "Ut", "Un", "Us"): Define.
4766 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4767 (MMX_char): New mode attribute.
4768 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4769 (*add<mode>3_iwmmxt): New insn pattern.
4770 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4771 (*sub<mode>3_iwmmxt): New insn pattern.
4772 (mulv4hi3): Rename to...
4773 (*mulv4hi3_iwmmxt): This.
4774 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4775 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4776 (uminv4hi3, uminv2si3): Remove. Replace with...
4777 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4778 (*umin<mode>3_iwmmxt): These.
4779 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4780 (ashr<mode>3_iwmmxt): This new pattern.
4781 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4782 (lshr<mode>3_iwmmxt): This new pattern.
4783 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4784 (ashl<mode>3_iwmmxt): This new pattern.
4785 * config/arm/neon-docgen.ml: New file. Generate documentation for
4787 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4788 * config/arm/arm_neon.h: New (autogenerated).
4789 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4791 * config/arm/neon.md: New file. Define NEON instructions.
4792 * config/arm/neon.ml: New file. Abstract description of NEON
4793 instructions, used to generate arm_neon.h header, documentation and
4795 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4796 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4798 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4800 (ARM NEON Intrinsics): New subsection.
4801 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4803 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4805 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4808 2007-07-24 Jan Hubicka <jh@suse.cz>
4810 * regclass.c (move_table): New type.
4811 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4812 (init_move_cost): Break out from ...
4813 (init_reg_sets_1): ... here; simplify computation of
4814 have_regs-of_mode and contains_reg_of_mode.
4815 (record_reg_classes): Unswitch internal loops.
4816 (copy_cost): Trigger lazy initialization of move cost
4817 (record_address_regs): Likewise.
4819 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4821 * config/darwin.c (darwin_override_options): Don't force on
4822 flag_var_tracking_uninit when no debug info is requested.
4824 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4826 * cfgloop.c (init_loops_structure): New function.
4827 (flow_loops_find): Create root of the loop tree unconditionally.
4829 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4831 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4833 2007-07-24 Jan Hubicka <jh@suse.cz>
4835 * caller-save.c: Include ggc.h, gt-caller-save.h
4836 (reg_save_code, reg_restore_code): Rename to ...
4837 (cached_reg_save_code, cached_reg_restore_code): ... those.
4838 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4839 (reg_save_code, reg_restore_code): New functions.
4840 (init_caller_save): Do not intialize
4841 reg_save_code/reg_restore_code tables.
4842 * Makefile.in: (gt-caller-save.h): New.
4844 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4846 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4847 with the mode of the original operand instead of
4850 2007-07-23 Jan Hubicka <jH@suse.cz>
4852 * i386.c (ix86_secondary_memory_needed): Break out to...
4853 (inline_secondary_memory_needed): ... here.
4854 (ix86_memory_move_cost): Break out to ...
4855 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4856 maximum of input and output; fix handling of Q_REGS on 64bit.
4857 (ix86_secondary_memory_needed): Microoptimize.
4859 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4861 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4862 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4863 stmts_from_loop, known_dependences_p, build_rdg): New.
4864 * tree-data-ref.h: Depends on graphds.h.
4865 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4866 (build_rdg): Declared.
4867 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4869 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4871 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4874 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4875 Jakub Jelinek <jakub@redhat.com>
4877 PR middle-end/PR28690
4878 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4880 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4881 and MEM_POINTER operands over REG and MEM operands.
4882 (swap_commutative_operands_p): Change return value to bool.
4883 * rtl.h: Update the corresponding prototype.
4884 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4885 instead of gen_rtx_PLUS.
4886 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4887 value to bool. Change function arguments to rtx's and update code
4889 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4890 calls to match the new declaration.
4891 * simplify-rtx.c (simplify_associative_operation): Don't
4892 reorder simplify_binary_operation arguments.
4894 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4896 * config/mips/mips.c (override_options): Use mips_costs to derive
4897 the default branch cost.
4898 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4900 * config/mips/mips.opt (mbranch-cost=): New option.
4901 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4903 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4905 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4906 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4907 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4908 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4910 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4912 * config/mips/constraints.md (ks): New constraint.
4913 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4914 (*add<mode>3_mips16): ...here.
4916 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4918 * optabs.h (enum optab_index): Add new OTI_signbit.
4919 (signbit_optab): Define corresponding macro.
4920 (enum insn_code signbit_optab[]): Remove array.
4921 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4922 (expand_copysign_absneg): If back end provides signbit insn, use it
4923 instead of bit operations on floating point argument.
4924 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4925 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4926 for availability of signbit insn.
4928 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4929 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4930 SSE mode is not active.
4931 (isinf<mode>2): Disable for mfpmath=sse,387.
4933 2007-07-22 Ben Elliston <bje@au.ibm.com>
4935 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4937 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4939 2007-07-20 Richard Guenther <rguenther@suse.de>
4941 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4942 integral typed condition.
4943 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4944 booleanness. Only preserve conversions from a non-base
4945 type to a base type, not in general between types with
4946 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4947 * tree.def (COND_EXPR): Document that the condition
4948 can be of any integral type.
4950 2007-07-20 Nigel Stephens <nigel@mips.com>
4951 Richard Sandiford <richard@codesourcery.com>
4953 * config/mips/mips.h (mips_dwarf_regno): Declare.
4954 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4955 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4956 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4957 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4958 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4959 (REG_CLASS_NAMES): Update accordingly.
4960 * config/mips/mips.c (mips_dwarf_regno): New array.
4961 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4962 (mips_subword): Remove special handling for accumulator registers.
4963 (override_options): Initiailize mips_dwarf_regno. Remove use
4965 (mips_swap_registers): New function.
4966 (mips_conditional_register_usage): Swap accumulator registers
4967 around if TARGET_LITTLE_ENDIAN.
4968 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4969 * config/mips/constraints.md (h, l): Use the endianness to choose
4970 between MD0_REG and MD1_REG.
4971 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4972 alternative-dependent template.
4974 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4976 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4979 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4981 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4982 predecessor fallthru flags.
4984 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4986 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4987 of compare to the same type.
4988 * cfgloopmanip.c (add_loop): Update information about loop exits.
4989 (loop_version): Remove the innermost loop requirement.
4990 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4991 to sizetype for pointers.
4993 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4995 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4996 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4997 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4999 * config/dfp-bit.c: Empty for TFmode conversions.
5001 2007-07-18 Caroline Tice <ctice@apple.com>
5003 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5004 and handle them correctly; check that src is not NULL before
5006 (find_src_set_src): Likewise.
5008 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5010 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5011 (struct alignment_context, init_alignment_context): New.
5012 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5013 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5014 (XCHAL_HAVE_S32C1I): Likewise.
5015 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5016 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5017 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5018 (ATOMIC, HQI): New macros.
5019 (memory_barrier, *memory_barrier): New.
5020 (sync_lock_releasesi): New.
5021 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5022 (sync_lock_test_and_set<mode>): New.
5023 (sync_<atomic><mode>): New.
5024 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5025 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5026 (xtensa_expand_atomic): New.
5028 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5032 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5033 transformation for builtin ISNORMAL.
5034 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5035 * builtins.def (BUILT_IN_ISNORMAL): New.
5036 * doc/extend.texi: Document isnormal.
5038 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5042 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5043 optabs infrastructure. Provide generic implementation for
5045 (expand_builtin): Handle FINITE/ISFINITE.
5046 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5047 (fold_builtin_1): Likewise.
5049 * builtins.def (BUILT_IN_ISFINITE): New.
5051 * doc/extend.texi: Document isfinite.
5053 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5058 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5059 generic fallback for isinf.
5060 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5061 calculation code ...
5062 * real.c (get_max_float): ... to here.
5063 * real.h (get_max_float): New.
5065 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * builtin-attrs.def (ATTR_TYPEGENERIC,
5070 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5072 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5073 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5074 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5075 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5077 * c-common.c (handle_type_generic_attribute): New.
5078 (c_common_attribute_table): Add "type generic".
5080 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5082 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5084 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5085 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5088 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5091 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5092 checking that the operand is an expression.
5094 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5095 Danny Smith <dannysmith@users.sourceforge.net>
5098 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5099 file mapping object in local namespace if Windows version later
5102 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5104 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5105 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5106 arm_cannot_force_const_mem.
5107 (arm_cannot_force_const_mem): New function.
5108 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5109 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5110 of arm_tls_referenced_p.
5111 * config/arm/arm.md (movsi): Split out-of-section constants when
5112 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5113 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5115 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5117 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5119 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5121 * config/mips/mips.md (*extendqihi2): Convert the destination
5124 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5126 * config/pa/fptr.c: Update license header.
5127 * config/pa/milli64.S: Likewise.
5129 2007-07-17 Nick Clifton <nickc@redhat.com>
5131 * COPYING_v3: New file. Contains version 3 of the GNU General
5133 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5134 Lesser General Public License.
5135 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5136 the GNU General Public License.
5138 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5140 PR rtl-optimization/32773
5141 * cfglayout.c (force_one_exit_fallthru): New function.
5142 (cfg_layout_finalize): Use it.
5144 2007-07-16 Richard Guenther <rguenther@suse.de>
5145 Uros Bizjak <ubizjak@gmail.com>
5147 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5148 before forcing it to gimple operand.
5150 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5151 David Ung <davidu@mips.com>
5153 * config/mips/mips.h (TUNE_24K): Define.
5154 (TUNE_MACC_CHAINS): Add TUNE_24K.
5155 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5157 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5158 (r74k_int_madd): .. this new reservation.
5159 (define_bypass): Fixed bypasses for r74k_int_madd to use
5161 * config/mips/24k.md (define_bypass): Define new
5162 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5164 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5165 Nigel Stephens <nigel@mips.com>
5167 * config/mips/mips.md: Include 20kc.md.
5168 * config/mips/20kc.md: New file.
5169 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5170 (mips_adjust_cost): Tweak for 20Kc.
5171 (mips_issue_rate): Likewise.
5172 * config/mips/mips.h (TUNE_20KC): Define.
5174 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5176 * config/rs6000/rs6000.c (struct processor_cost): Add
5177 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5179 (*_cost): Add cache information.
5180 (rs6000_override_options): Set cache parameters.
5182 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5185 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5186 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5188 2007-07-16 Paul Brook <paul@codesourcery.com>
5191 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5192 (cirrus_thumb2_movsi_insn): Ditto.
5194 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5196 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5199 2007-07-15 Andrew Haley <aph@redhat.com>
5201 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5202 before looking in the context.
5204 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5208 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5209 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5210 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5211 (pa_output_function_prologue): Use rp_saved and
5212 current_function_is_leaf to generate .CALLINFO statement.
5213 (hppa_expand_prologue): Set rp_saved.
5214 (hppa_expand_epilogue): Use rp_saved.
5215 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5216 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5218 2007-07-14 Dirk Mueller <dmueller@suse.de>
5220 * omega.c (coalesce): Fix memory leak on early exit.
5221 * matrix-reorg.c (check_allocation_function): Likewise.
5222 * tree-vect-transform.c (vect_get_new_vect_var): free result
5224 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5225 pass pointer to edge vector
5226 (partition_hot_cold_basic_blocks): Fix memory leak.
5227 * collect2.c (prefix_from_string): Free temporary storage.
5228 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5230 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5232 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5233 (DO_GLOBAL_DTORS_BODY): Likewise.
5235 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5236 Nigel Stephens <nigel@mips.com>
5238 * config/mips/mips.c (mips_classify_symbol): Don't return
5239 SYMBOL_SMALL_DATA for constant pool addresses if
5240 TARGET_EMBEDDED_DATA is true.
5242 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5245 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5246 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5247 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5248 __builtin_ia32_storehps, __builtin_ia32_storelps,
5249 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5250 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5251 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5252 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5253 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5254 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5255 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5256 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5257 using def_builtin_const.
5259 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5261 PR tree-optimization/32705
5262 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5263 (simplify_binary_expression): Use SSA_VAL consistently.
5265 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5267 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5268 (SPEFSCR_REGNO): Delete definition.
5269 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5270 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5271 * config/rs6000/rs6000.h: Do not define *_REGNO.
5272 LINK_REGISTER_REGNUM -> LR_REGNO.
5273 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5274 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5275 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5276 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5277 R_VRSAVE, R_VSCR. Use them.
5278 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5279 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5280 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5281 * config/rs6000/aix.h: Define R_LR. Use it.
5283 2007-07-13 Caroline Tice <ctice@apple.com>
5285 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5286 flag_var_tracking is explicitly turned off (i.e. when variable
5287 tracking is not feasible); otherwise, turn flag_var_tracking on when
5288 flag_var_tracking_uninit is on.
5289 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5290 note definitions, to allow recording of initialization status in the
5292 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5293 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5294 determine if two note locations are equal.
5295 (output_loc_list): Don't output list entries whose start & end labels
5297 (reg_loc_descriptor): Add parameter for initialization status; pass it
5298 to other loc descriptor functions.
5299 (one_reg_loc_descriptor): Add parameter for initialization status;
5300 check its value and add DW_OP_GNU_uninit to returned loc descr if
5302 (multiple_reg_loc_descriptor): Add parameter for initialization
5304 pass init status argument to other loc descriptor functions; check
5305 value of intialization parameter and add DW_OP_GNU_uninit to returned
5306 loc descr if appropriate.
5307 (based_loc_descr): Add parameter for initialization status; add new
5308 variable for return value; check value of initialization parameter and
5309 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5310 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5311 pass init status argument to other loc descriptor functions; check
5312 value of intialization parameter and add DW_OP_GNU_uninit to returned
5313 loc descr if appropriate.
5314 (mem_loc_descriptor): Likewise.
5315 (concat_loc_descriptor): Likewise.
5316 (concatn_loc_descriptor): Likewise.
5317 (loc_descriptor): Add parameter for initialization status; pass it as
5318 argument to other loc descriptor function calls.
5319 (loc_descriptor_from_tree_1): Add appropriate initialization status
5320 to loc descriptor function calls.
5321 (add_location_or_const_value_attribute): Get initialization status
5322 from VAR_LOCATION note; add initialization status to loc descriptor
5324 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5325 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5326 status is uninitialized, add "[uninint]" to output.
5327 * common.opt (fvar-tracking-uninit): New option, similar to
5328 fvar-tracking, to turn on tracking of uninitialized variables; creates
5329 a new global flag, flag_var_tracking_uninit.
5330 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5331 (enum var_init_status): New type, for var initialization status field.
5332 * var-tracking.c (struct location_chain_def): Two new fields, init,
5333 for initialization status, and set_src for the assignment value expr.
5334 (unshare_variable): New parameter for initialization status;
5335 initialize new init and set_src fields.
5336 (var_reg_set): New parameters for initialization status and value;
5337 pass them to set_variable_part.
5338 (var_mem_set): Likewise.
5339 (get_init_value): New function.
5340 (var_reg_delete_and_set): New initialization status & value
5341 parameters; add call to get_init_value if status is unknown; pass new
5342 parameters to clobber_variable_part and var_reg_set.
5343 (var_mem_delete_and_set): Likewise.
5344 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5345 (var_mem_delete): Likewise.
5346 (variable_union): Pass status to unshare_variable; initialize new init
5347 and set_src fields. If flag_var_tracking_uninit is not set, force
5348 status to initialized.
5349 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5350 used later to get the set_src value.
5351 (find_src_status): New function.
5352 (find_src_set_src): New function.
5353 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5354 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5355 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5356 and var_mem_delete_and_set.
5357 (dump_variable): Print out "[uninit]" if appropriate.
5358 (set_variable_part): Add new initialization and set_src parameters;
5359 pass status to unshare_variable; set node->init and node- >set_src
5360 fields and modify slot in hash table appropriately; save the init and
5361 set_src values if appropriate and assign to the new node.
5362 (clobber_variable_part): New set_src parameter; if two nodes have
5363 same variable and same location but different set_src (assignment)
5364 values, clobber old node.
5365 (delete_variable_part): Pass init status to unshare_variable.
5366 (emit_note_insn_var_location): Add initialized var; assign var's init
5367 status to new 'initialized'; pass new init status field to calls to
5368 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5369 status to initialized.
5370 (emit_notes_in_bb): Pass initialization status to calls to
5371 var_reg_set, var_mem_set, var_reg_delete_and_set and
5372 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5373 var_reg_delete_and_set and var_mem_delete_and_set; call
5374 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5375 make up for change in add_stores.
5376 (vt_add_function_parameters): Add status to calls to
5378 * config/darwin.c (darwin_override_options): Turn on uninitialized
5379 tracking automatically, if var_tracking is on and the system is
5382 2007-07-13 Sa Liu <saliu@de.ibm.com>
5384 * config.gcc: Add options for arch and tune on SPU.
5385 * config/spu/predicates.md: Add constant operands 0 and 1.
5386 * config/spu/spu-builtins.def: Add builtins for double precision
5387 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5388 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5390 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5392 * config/spu/spu-protos.h: Add new function prototypes.
5393 * config/spu/spu.c (spu_override_options): Check options -march and
5395 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5396 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5398 (spu_const_from_int): New. Create a vector constant from 4 ints.
5399 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5400 (spu_emit_vector_compare): New. Emit vector compare.
5401 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5402 * config/spu/spu.h: Add options -march and -mtune. Define processor
5403 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5404 CANONICALIZE_COMPARISON.
5405 * config/spu/spu.md: Add new insns for double precision compare
5406 and double precision vector compare. Add vcond and smax/smin patterns
5407 to enable DFmode vector conditional expression.
5408 * config/spu/spu.opt: Add options -march and -mtune.
5409 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5410 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5411 both CELL and CELLEDP targets: spu_testsv.
5412 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5415 2007-07-13 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/32721
5418 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5419 TREE_THIS_VOLATILE on the folded reference.
5420 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5421 if the array reference has TREE_THIS_VOLATILE set.
5423 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5426 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5428 2007-07-13 Andreas Schwab <schwab@suse.de>
5430 * gengtype-lex.l: Allow declarations to be indented.
5432 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5434 * ginclude/tgmath.h: New.
5435 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5436 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5437 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5438 * configure: Regenerate.
5440 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5442 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5443 correct index when setting register save state for xd
5446 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5448 * config/sh/sh.c (mark_use): Remove.
5450 2007-07-12 Paul Brook <paul@codesourcery.com>
5452 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5453 reg does not overlap return value.
5455 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5457 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5458 (set_expression_vuses): Ditto.
5459 (init_pre): Initialize expression_vuses.
5461 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5463 * config/i386/sse.md (storentdf, storentsf): New.
5465 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5467 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5469 * tree.c (build_decl_stat): Move code from here...
5470 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5471 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5472 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5473 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5474 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5477 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5478 Devang Patel <dpatel@apple.com>
5480 PR tree-optimization/25413
5481 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5482 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5483 * tree.h (contains_packed_reference): New.
5484 * expr.c (contains_packed_reference): New.
5485 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5486 (vect_enhance_data_refs_alignment): Call
5487 vector_alignment_reachable_p.
5488 * target.h (vector_alignment_reachable): New builtin.
5489 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5490 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5491 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5493 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5495 * target.h (builtin_vectorization_cost): Add new target builtin.
5496 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5497 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5498 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5499 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5500 uninitialized variables.
5501 * tree-vect-transform.c (cost_for_stmt): New function.
5502 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5503 using cost 1 for all scalar stmts. Be less conservative when
5504 estimating the number of prologue/epulogue iterations. Call
5505 targetm.vectorize.builtin_vectorization_cost. Return
5506 min_profitable_iters-1.
5507 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5508 initialization cost instead of TARG_VEC_STMT_COST. Use
5509 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5510 epilogue code. Fix epilogue cost computation.
5511 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5512 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5513 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5514 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5515 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5516 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5518 2007-07-12 Richard Guenther <rguenther@suse.de>
5520 * gimplify.c (gimplify_conversion): Make sure that the result
5521 from maybe_fold_offset_to_reference is trivially convertible
5522 to the desired type before doing the simplification.
5523 (gimplify_expr): Likewise.
5524 * fold-const.c (fold_binary): Use the correct types for
5525 building the simplified expression.
5527 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5529 PR rtl-optimization/32729
5530 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5531 that fallthru to exit.
5533 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5535 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5536 (symDTPOFF2reg): Likewise.
5538 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5540 PR tree-optimization/32663
5542 * tree.h (VALUE_HANDLE_VUSES): Remove.
5543 (struct tree_value_handle): Remove vuses.
5545 * tree-vn.c (create_value_handle_for_expr): Don't set
5548 * tree-ssa-pre.c (expression_vuses): New.
5549 (alloc_expression_id): Set up expression_vuses.
5550 (get_expression_vuses): New.
5551 (set_expression_vuses): Ditto.
5552 (clear_expression_ids): Modify for expression_vuses.
5553 (phi_translate_1): Ditto.
5554 (phi_translate_set): Ditto.
5555 (value_dies_in_block_x): Ditto
5556 (valid_in_sets): Ditto.
5557 (add_to_sets): Ditto.
5558 (find_existing_value_expr): Ditto.
5559 (create_value_handle_for_expr): Ditto.
5560 (make_values_for_stmt): Ditto.
5561 (vuse_equiv): Remove.
5563 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5565 * Makefile.in (mostlyclean): Remove object files.
5567 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5569 * toplev.c (no_new_pseudos): Deleted.
5570 * rtl.h (no_new_pseudos): Deleted.
5571 * tree-pass.h (pass_no_new_pseudos): Deleted.
5572 * passes.c (pass_no_new_pseudos): Deleted.
5573 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5574 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5575 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5577 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5578 * rtlhooks.c (gen_lowpart_general): Ditto.
5579 * optabs.c (prepare_operand): Ditto.
5580 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5582 * modulo-sched.c (rest_of_handle_sms): Ditto.
5583 * see.c (rest_of_handle_see): Ditto.
5584 * ifcvt.c (if_convert): Ditto.
5585 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5587 * init-regs.c (gate_initialize_regs): Deleted set of
5589 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5590 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5591 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5593 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5597 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5598 (*vec_extractv2di_1_rex64): New insn pattern.
5600 2007-07-11 David Daney <ddaney@avtrex.com>
5602 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5603 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5604 for SIGNAL_UNWIND_RETURN_COLUMN.
5605 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5606 (DWARF_FRAME_REGNUM): Rewrite.
5607 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5609 2007-07-11 Nick Clifton <nickc@redhat.com>
5611 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5612 delta and use gen_int_mode in place of GET_INT instead.
5614 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5616 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5619 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5621 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5622 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5624 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5625 (USE_CANONICAL_TYPES): New.
5626 * doc/invoke.texi (verify-canonical-types): Remove.
5627 (use-canonical-types): Add.
5629 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5631 * config/spu/spu.c (spu_optimization_options): Remove setting of
5632 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5633 (spu_override_options): Move it here.
5635 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5637 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5638 * config/mips/mips.c (mips_cpu_info_table): Mention
5639 MIPS_ISA_LEVEL_SPEC in the comment.
5641 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5643 PR tree-optimization/32713
5644 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5646 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5649 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5650 conditional to flag_isoc99.
5651 (c_common_init_options): Do it here, unconditionally.
5653 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5655 PR tree-optimization/32589
5656 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5657 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5658 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5659 predicate, extracted from...
5660 (set_rhs): ...here. Call it for the expression on entry.
5661 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5662 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5663 (simplify_binary_expression): Use valid_gimple_expression_p
5664 to validate the simplification.
5665 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5667 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5669 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5670 DWARF2_DEBUG on 32 bit target too.
5671 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5673 2007-07-11 Nick Clifton <nickc@redhat.com>
5675 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5676 version for 64-bit hosts.
5678 2007-07-10 David Daney <ddaney@avtrex.com>
5680 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5682 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5684 * config/mips/mips.c (mips_expand_synci_loop): New function.
5685 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5686 (UNSPEC_RDHWR): Same.
5687 (UNSPEC_SYNCI): Same.
5688 (UNSPEC_SYNC): Same.
5689 (clear_cache): New expand.
5693 (clear_hazard): Same.
5694 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5696 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5697 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5699 2007-07-10 Ian Lance Taylor <iant@google.com>
5701 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5704 2007-07-10 David Daney <ddaney@avtrex.com>
5706 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5707 * builtins.c (expand_builtin___clear_cache): New function.
5708 (expand_builtin): Call expand_builtin___clear_cache for
5709 BUILT_IN_CLEAR_CACHE case.
5710 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5711 * doc/md.texi (clear_cache): Document new instruction pattern.
5712 * testsuite/gcc.dg/builtins-64.c: New test.
5714 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5716 * config/cris/cris.md ("movsi"): Fix typo in last change.
5718 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5721 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5723 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5724 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5725 for FUNCTION_DECLs. Don't use align_functions_log if
5727 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5728 even for FUNCTION_DECLs.
5729 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5731 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5732 (DECL_FUNCTION_CODE): Update for new location and name of
5734 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5735 (struct tree_decl_common): Move 'align' and 'off_align' out
5736 of union, ensure they're still on a 32-bit boundary. Remove
5737 other fields in union 'u1'.
5738 (struct tree_function_decl): Add field 'function_code' replacing
5739 'u1.f' in tree_decl_common.
5740 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5741 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5742 (Variable Attributes): Cross-reference 'aligned' attribute
5743 to Function Attributes.
5744 * flags.h (force_align_functions_log): Delete.
5745 * toplev.c (force_align_functions_log): Delete.
5747 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5750 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5751 (*vec_concatv2di_rex): New insn pattern.
5753 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5756 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5758 2007-07-10 Ian Lance Taylor <iant@google.com>
5760 Replace no_new_pseudos in backends.
5761 * rtl.h (can_create_pseudo_p): Define.
5762 * config/darwin.c (machopic_indirect_data_reference): Use
5763 can_create_pseudo_p () instead of no_new_pseudos.
5764 (machopic_indirect_data_reference): Likewise.
5765 (machopic_legitimize_pic_address): Likewise.
5766 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5767 (alpha_emit_set_const_1): Likewise.
5768 (alpha_emit_set_const): Likewise.
5769 (alpha_emit_conditional_move): Likewise.
5770 (alpha_split_conditional_move): Likewise.
5771 * config/alpha/alpha.md (various splitters): Likewise.
5773 * config/arm/arm.c (legitimize_pic_address): Likewise.
5774 (arm_load_pic_register): Likewise.
5775 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5776 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5777 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5778 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5779 * config/cris/cris.md (movsi): Likewise.
5780 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5781 (symGOTOFF2reg_hilo): Likewise.
5782 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5783 * config/h8300/h8300.md (insv, extzv): Likewise.
5784 * config/i386/i386.c (ix86_expand_move): Likewise.
5785 (ix86_expand_vector_move): Likewise.
5786 (ix86_prepare_fp_compare_args): Likewise.
5787 (ix86_expand_carry_flag_compare): Likewise.
5788 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5789 (tls_dynamic_gnu2_combine_32): Likewise.
5790 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5791 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5792 (ia64_expand_movxf_movrf): Likewise.
5793 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5794 (m32c_split_move): Likewise.
5795 (m32c_expand_insv): Likewise.
5796 * config/m68k/m68k.md (movsi): Likewise.
5797 * config/mips/mips.c (mips_force_temporary): Likewise.
5798 (mips_split_symbol): Likewise.
5799 (mips_move_integer): Likewise.
5800 (mips_legitimize_const_move): Likewise.
5801 * config/mn10300/mn10300.md (movsi): Likewise.
5802 * config/pa/pa.c (emit_move_sequence): Likewise.
5803 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5804 (rs6000_got_register): Likewise.
5805 (create_TOC_reference): Likewise.
5806 (rs6000_machopic_legitimize_pic_address): Likewise.
5807 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5808 (various splitters): Likewise.
5809 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5810 (movsi_got): Likewise.
5811 * config/s390/s390.c (emit_symbolic_move): Likewise.
5812 * config/s390/s390.md (movhi, movqi): Likewise.
5813 (load_multiple, store_multiple): Likewise.
5814 * config/score/score.c (score_force_temporary): Likewise.
5815 * config/sh/sh.c (prepare_move_operands): Likewise.
5816 (prepare_cbranch_operands): Likewise.
5817 (emit_fpu_switch): Likewise.
5818 (fpscr_set_from_mem): Likewise.
5819 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5820 (adddi3, subsi3): Likewise.
5821 (various splitters): Likewise.
5822 (divsi_inv_fp_combine): Likewise.
5823 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5824 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5826 * config/sh/predicates.md (xor_operand): Likewise.
5827 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5828 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5829 (movdi_pic_label_ref): Likewise.
5830 * config/spu/spu.c (spu_split_immediate): Likewise.
5831 * config/alpha/alpha.md (various splitters): Remove test
5832 !no_new_pseudos || reload_completed.
5833 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5835 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5836 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5837 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5838 * config/score/score.c (th_output_mi_thunk): Likewise.
5839 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5840 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5842 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5844 PR rtl-optimization/32664
5845 * mode-switching.c (create_pre_exit): Skip barrier insns.
5847 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5849 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5850 force_gimple_operand_bsi.
5851 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5852 rewrite_use_compare): Ditto.
5853 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5855 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5856 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5857 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5858 * tree-profile.c (prepare_instrumented_value,
5859 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5860 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5861 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5862 tree_gen_ior_profiler): Ditto.
5863 * tree-ssa-reassoc.c (negate_value): Ditto.
5864 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5865 Use force_gimple_operand_bsi.
5866 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5867 * tree-if-conv.c (add_to_dst_predicate_list,
5868 find_phi_replacement_condition): Ditto.
5869 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5870 Call mark_symbols_for_renaming for new statements.
5871 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5873 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5875 * cfghooks.c (remove_edge): New function.
5876 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5878 * cfghooks.h (remove_edge): Declare.
5879 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5880 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5882 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5884 * optabs.h: Added declaration for signbit_optab.
5885 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5886 * genoptinit.c (optabs): Added entry for signbit insns.
5887 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5889 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5890 * config/s390/s390.md (signbit<mode>2): New expander.
5892 2007-07-09 Richard Guenther <rguenther@suse.de>
5895 * fold-const.c (fold_plusminus_mult_expr): Move constant
5896 arguments second to allow decomposing.
5898 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5901 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5903 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5904 Disregard DECL_FROM_INLINE.
5906 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5909 * doc/invoke.texi: Add ftree-reassoc flag.
5910 * common.opt (ftree-reassoc): New flag.
5911 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5912 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5914 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5916 PR tree-optimization/32681
5917 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5918 saved in second_edge->aux when first_bb is a loop header.
5920 2007-07-09 Jan HUbicka <jh@suse.cz>
5922 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5924 2007-07-09 Richard Guenther <rguenther@suse.de>
5926 * c-decl.c (start_function): Do not promote return type.
5928 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5930 * function.c (do_warn_unused_parameter): Do not warn if
5931 TREE_NO_WARNING is set.
5933 2007-07-08 Andreas Schwab <schwab@suse.de>
5935 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5937 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5940 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5942 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5943 apply to assembly language, too.
5944 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5946 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5948 Revert (note the sccvn portions are *not* reverted)
5949 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5951 Fix PR tree-optimization/23488
5953 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5955 * tree-flow-inline.h (get_value_handle): Ditto.
5956 * tree-ssa-pre.c (decl_vh_map): New.
5957 (decl_node_pool): New.
5958 (can_value_number_operation): Support DECL_P.
5959 (can_PRE_operation): Ditto.
5960 (create_expression_by_pieces): Ditto.
5961 (find_existing_value_expr): Modify to differnetiate between
5962 addressing and top level.
5963 (create_value_handle_for_expr): Handle DECL's.
5964 (poolify_tree): Ditto.
5965 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5966 (make_values_for_stmt): Handle DECL's properly.
5967 (init_pre): Reorg to not init useless things during FRE.
5969 * tree-flow.h: Include pointer-set.h.
5970 (decl_vh_map): Declare.
5971 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5973 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5975 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5976 the constraint description.
5977 * doc/md.texi: Update documentation of AVR constraints.
5979 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5981 * auto-inc-dec.c, config/arm/arm.c,
5982 config/m32r/constraints.md, config/mips/mips.md,
5983 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5984 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5985 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5986 typos. Follow spelling conventions.
5987 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5989 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5990 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5992 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5993 realloc_vuse): Remove.
5994 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5997 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5999 Fix PR tree-optimization/23488
6001 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6002 (try_to_simplify): Ditto.
6004 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6006 * tree-flow-inline.h (get_value_handle): Ditto.
6007 * tree-ssa-pre.c (decl_vh_map): New.
6008 (decl_node_pool): New.
6009 (can_value_number_operation): Support DECL_P.
6010 (can_PRE_operation): Ditto.
6011 (create_expression_by_pieces): Ditto.
6012 (find_existing_value_expr): Modify to differnetiate between
6013 addressing and top level.
6014 (create_value_handle_for_expr): Handle DECL's.
6015 (poolify_tree): Ditto.
6016 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6017 (make_values_for_stmt): Handle DECL's properly.
6018 (init_pre): Reorg to not init useless things during FRE.
6020 * tree-flow.h: Include pointer-set.h.
6021 (decl_vh_map): Declare.
6022 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6024 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6026 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6027 apply to assembly language, too.
6028 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6030 2007-07-06 Ian Lance Taylor <iant@google.com>
6031 Zack Weinberg <zackw@panix.com>
6034 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6036 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6038 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6039 (prefetch): Likewise if "pref" would be used.
6041 2007-07-06 Josh Conner <jconner@apple.com>
6045 * calls.c (store_one_arg): Handle arguments which are partially
6046 on the stack when detecting argument overlap.
6048 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6050 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6051 chosen during find_reloads.
6053 2007-07-06 Richard Guenther <rguenther@suse.de>
6055 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6056 TYPE_ARG_TYPES for verification of argument types. Use
6057 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6058 parameters as variable arguments.
6060 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6062 * libgcc2.h (word_type): Type definition removed.
6063 (cmp_return_type, shift_count_type): Type definitions added.
6064 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6065 replaced with shift_count_type.
6066 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6068 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6069 changed from word_type to Wtype.
6070 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6071 replaced with shift_count_type.
6072 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6074 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6075 and libgcc_shift_count attribute added.
6076 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6077 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6078 (TARGET_INITIALIZER): New target hooks added.
6079 * targhooks.c (default_libgcc_cmp_return_mode,
6080 default_libgcc_shift_count_mode): Default implementations for the new
6082 * targhooks.h (default_libgcc_cmp_return_mode,
6083 default_libgcc_shift_count_mode): Function prototypes added.
6084 * target.h (struct gcc_target): Fields for the new target hooks added.
6085 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6087 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6090 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6091 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6093 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6094 s390_libgcc_shift_count_mode): Functions added.
6095 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6096 Target hooks defined.
6098 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6100 * config/mips/mips.c (compute_frame_size): Restore the original
6101 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6102 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6103 Document why the difference is needed.
6105 2007-07-06 Richard Guenther <rguenther@suse.de>
6107 * c-common.c (boolean_increment): Use correctly typed
6110 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6112 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6113 the topmost argument register is not also included in the save mask.
6114 (mips16e_collect_argument_save_p): Take a pointer to the argument
6115 register, rather than a pointer to the number of arguments.
6116 (mips16e_collect_argument_saves): Only include argument saves
6117 that aren't in the register mask.
6119 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6121 PR rtl-optimization/32450
6122 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6123 to ensure that instructions are not moved into the prologue when
6124 profiling is on. Remove unused prologue_end variable.
6125 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6126 as a scheduling barrier.
6128 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6131 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6132 Disregard DECL_FROM_INLINE.
6134 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6136 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6137 IORing with a constant.
6139 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6141 PR rtl-optimization/32475
6142 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6143 for every definition of the stack pointer.
6145 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6147 * arm.c (vfp3_const_double_index): Copy signed results of
6148 REAL_VALUE_TO_INT into unsigned vars.
6150 2007-07-05 Richard Guenther <rguenther@suse.de>
6153 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6155 * tree-ssa.c (useless_type_conversion_p): Check canonical
6158 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6160 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6161 zero_extendhisi2): Change to define_insn_and_split.
6162 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6164 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6166 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6167 pass_match_asm_constraints): New.
6168 * passes.c (init_optimization_passes): Add new pass.
6169 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6170 * function.h (struct function): Add has_asm_statement bit.
6171 (current_function_has_asm_statement): New.
6172 * tree-pass.h (pass_match_asm_constraints): New.
6174 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6176 * config/mips/mips.c (mips_file_start): Avoid declaration
6179 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6181 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6183 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6185 * rtl.def (NOTE): Change print format string to print
6186 operand 5 as a note insn name.
6188 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6189 David Ung <davidu@mips.com>
6191 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6192 * doc/invoke.texi: (MIPS Options): Document them.
6194 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6195 David Ung <davidu@mips.com>
6197 Add support for SmartMIPS ASE.
6199 * optabs.c (expand_binop_directly): New, broken out from...
6200 (expand_binop): Here. Make it try rotating in the other
6201 direction even when the second operand isn't constant.
6202 * config/mips/mips.md (*lwxs): New.
6203 * config/mips/mips.opt (msmartmips): New.
6204 * config/mips/mips.c (mips_lwxs_address_p): New.
6205 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6206 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6207 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6208 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6209 (ISA_HAS_LWXS): New.
6210 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6211 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6212 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6213 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6214 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6215 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6216 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6218 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6220 * tree-vectorizer.c (new_loop_vec_info): Initialize
6221 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6222 * tree-vectorizer.h (_loop_vec_info): Added new filed
6223 min_profitable_iters.
6224 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6225 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6226 * tree-vect-analyze.c (vect_analyze_operations): Set
6227 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6228 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6229 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6230 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6231 and prologue cost to after they are computed.
6232 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6234 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6235 of creating vectors from scalars according to dt.
6236 (vect_model_store_cost): Likewise.
6237 (vectorizable_call): Use dt array instead of scalar dt. Call
6238 vect_model_simple_cost with additional argument dt.
6239 (vectorizable_assignment): Likewise.
6240 (vectorizable_operation): Likewise.
6241 (vectorizable_type_demotion): Likewise.
6242 (vectorizable_type_promotion): Likewise.
6243 (vectorizable_store): Use dt array instead of scalar dt. Call
6244 vect_model_store_cost with additional argument dt.
6245 (vect_do_peeling_for_loop_bound): Don't call
6246 vect_estimate_min_profitable_iters. Instead, lookup
6247 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6248 "may not be profitable".
6250 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6253 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6254 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6255 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6256 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6258 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6260 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6261 addressing modes cheaper.
6263 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6265 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6266 (dw_ranges_struct): Rename block_num to num. Adjust.
6267 (dw_ranges_by_label_struct): New.
6268 (ranges_by_label, ranges_by_label_allocated,
6269 ranges_by_label_in_use): New variables.
6270 (add_ranges_num): Factored most of the code out of...
6271 (add_ranges): ... this one. Rewrite in terms of the former.
6272 (add_ranges_by_labels): New.
6273 (output_ranges): Output by-label ranges.
6274 (dwarf2out_finish): Output range for multiple-section
6275 compile_unit. Output standard DW_AT_low_pc in addition to
6276 unexpected DW_AT_entry_pc.
6278 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6280 PR tree-optimization/32604
6281 PR tree-optimization/32606
6283 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6284 (compute_antic_safe): Removed.
6285 (ANTIC_SAFE_LOADS): Ditto.
6286 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6287 (execute_pre): Don't call compute_antic_safe.
6288 (vuse_equiv): New function.
6289 (make_values_for_stmt): Use it
6290 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6293 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6296 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6298 (avr_attribute_table): Make "naked" attribute apply to function types
6299 rather than to decls.
6300 (avr_handle_fntype_attribute): New function.
6302 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6304 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6307 2007-07-04 David Ung <davidu@mips.com>
6308 Joseph Myers <joseph@codesourcery.com>
6310 * config/mips/mips.md (type): Add logical, signext and move.
6311 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6312 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6313 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6314 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6315 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6316 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6317 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6318 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6319 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6320 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6321 movv2sf_hardfloat_64bit): Use the new types.
6322 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6323 *movdf_softfloat, *movdf_mips16): Use "multi".
6324 (extendqihi2): Replace with a define_expand.
6325 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6326 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6327 * config/mips/74k.md (r74k_int_logical): New reservation and
6329 (r74k_int_arith): Remove "slt".
6330 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6331 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6332 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6333 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6334 reservations for "arith".
6336 2007-07-04 Richard Guenther <rguenther@suse.de>
6338 * tree-ssa.c (useless_type_conversion_p): Add handling for
6339 scalar float and vector types. Only call the types_compatible_p
6340 langhook for aggregate types as last resort. Follow the
6343 2007-07-04 Richard Guenther <rguenther@suse.de>
6345 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6346 the same as NOP_EXPR.
6348 2007-07-04 Nick Clifton <nickc@redhat.com>
6350 * target.h (struct gcc_target): Add target_help field.
6351 * target-def.h (TARGET_HELP): New.
6352 (TARGET_INITIALIZER): Use TARGET_HELP.
6353 * opts.c (command_handle_option): Invoke target_help function, if
6354 defined, when the user has specified --target-help on the command
6356 * doc/invoke.texi: Mention that --target-help might print
6357 additional information.
6358 * doc/tm.texi: Document TARGET_HELP hook.
6360 * arm.c (TARGET_HELP): Override default definition.
6361 (arm_target_help): New - display a wrapped list of cores and
6362 architectures supported.
6364 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6366 * config/v850/v850.c (expand_prologue): Make sure
6367 GEN_INT() argument is sign extended rather than zero extended.
6368 (expand_epilogue): Likewise.
6369 (output_move_double): Delete.
6370 * config/v850/v850-protos.h (output_move_double): Delete.
6371 * config/v850/v850.md (movdi): Delete.
6372 (*movdi_internal): Delete.
6374 (*movdf_internal): Delete.
6376 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6378 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6379 unless compiling RTP PIC.
6381 2007-07-04 Richard Guenther <rguenther@suse.de>
6383 PR tree-optimization/32482
6384 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6385 original ssa name if we didn't find a shift expression.
6386 Fix shift constant for bit zero test.
6388 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6390 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6392 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6394 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6395 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6396 * config/arm/vxworks.h (ASM_SPEC): Delete.
6397 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6399 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6401 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6402 (DDR_REVERSED_P): New.
6403 * tree-data-ref.c (initialize_data_dependence_relation,
6404 build_classic_dist_vector): Set DDR_REVERSED_P.
6406 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6409 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6410 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6411 init_omega_for_ddr_1): Use non conservative number of iterations
6413 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6414 (analyze_siv_subscript): Remove FIXME and reinitialization of
6415 last_conflicts to chrec_dont_know.
6416 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6418 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6420 * tree.c (maybe_canonicalize_argtypes): Improve description.
6422 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6424 * tree.c (maybe_canonicalize_argtypes): New.
6425 (build_function_type): Set canonical type.
6426 (build_method_type_directly): Ditto.
6427 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6430 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6432 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6434 (rewrite_use_nonlinear_expr): Likewise.
6436 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6438 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6440 2007-07-04 Ben Elliston <bje@au.ibm.com>
6442 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6445 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6447 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6448 (Exception Handling): Likewise.
6450 2007-07-03 Jan Hubicka <jh@suse.cz>
6452 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6454 2007-07-03 Eric Christopher <echristo@apple.com>
6456 * doc/cppopts.texi: Add conflicting option note to -dM.
6457 * doc/invoke.texi: Add note about possible conflicts with
6458 -E for -dCHARS and note that -dM will not produce
6459 any results if there is no machine dependent reorg.
6461 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6463 * tree.h (DECL_ALIGN): Back out previous change.
6465 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6467 * configure.ac: Test for .dtprelword support on MIPS.
6468 * configure, config.in: Regenerate.
6469 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6470 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6472 2007-07-03 Julian Brown <julian@codesourcery.com>
6474 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6475 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6476 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6477 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6479 (all_fpus): Add FPUTYPE_VFP3.
6480 (fp_model_for_fpu): Add VFPv3 field.
6481 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6482 (vfp3_const_double_index): New function. Return integer index of
6483 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6485 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6486 and argument represents a valid RTX for a VFPv3 constant.
6487 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6489 (vfp_emit_fstmd): Similar, for fstmd.
6490 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6491 constants, represented as integer indices.
6492 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6493 VFP_REGNO_OK_FOR_DOUBLE macros.
6494 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6495 (arm_file_start): Set float-abi attribute for VFPv3, and output
6496 correct ".fpu" assembler directive.
6497 (arm_dbx_register_numbering): Add FIXME.
6498 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6499 (fputype): Add FPUTYPE_VFP3.
6500 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6501 (CALL_USED_REGISTERS): Likewise.
6502 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6503 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6504 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6505 (D7_VFP_REGNUM): New.
6506 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6507 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6508 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6509 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6510 (REG_ALLOC_ORDER): Adjust for VFPv3.
6511 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6512 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6513 VFP_LO_REGS, VFP_HI_REGS.
6514 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6515 (IS_VFP_CLASS): Define macro.
6516 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6518 (REGISTER_MOVE_COST): Likewise.
6519 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6520 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6521 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6522 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6523 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6524 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6525 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6526 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6527 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6528 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6529 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6530 where appropriate for single-word registers.
6531 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6532 As above. Fix type attributes.
6533 * config/arm/constraints.md (register_contraint "t"): Define.
6534 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6536 (register_constraint "x"): Define.
6537 (constraint "Dv"): Define.
6539 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6541 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6543 2007-07-03 Tom Tromey <tromey@redhat.com>
6545 * c-parser.c (objc_pq_context): Removed.
6546 (objc_need_raw_identifier): Likewise.
6547 (c_parser) <objc_pq_context>: New field.
6548 <objc_need_raw_identifier>: Likewise.
6549 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6550 (c_lex_one_token): Update.
6551 (c_parser_objc_protocol_definition): Update.
6552 (c_parser_objc_method_definition): Update.
6553 (c_parser_objc_methodproto): Update.
6554 (c_parser_declspecs): Update.
6556 2007-07-03 David Ung <davidu@mips.com>
6558 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6560 2007-07-03 David Ung <davidu@mips.com>
6561 Richard Sandiford <richard@codesourcery.com>
6563 * doc/invoke.texi: Document -march=74kf3_2.
6564 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6565 (TUNE_74K): Check for it.
6566 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6567 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6568 * config/mips/mips.md (cpu): Add 74kf3_2.
6569 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6570 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6571 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6572 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6573 74kf3_2 to the CPU list.
6574 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6575 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6576 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6577 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6578 (r74kf3_2_fxfer_from_c1): New insn reservations.
6580 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6581 David Ung <davidu@mips.com>
6583 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6584 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6585 and 74k[fx]. Document aliases for the new options.
6586 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6587 (PROCESSOR_24KF2_1): ...this.
6588 (PROCESSOR_24KX): Rename to...
6589 (PROCESSOR_24KF1_1): ...this.
6590 (PROCESSOR_74KF): Rename to...
6591 (PROCESSOR_74KF2_1): ...this.
6592 (PROCESSOR_74KX): Rename to...
6593 (PROCESSOR_74KF1_1): ...this.
6594 (TUNE_74K): Update PROCESSOR_* names.
6595 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6596 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6597 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6598 (mips_rtx_cost_data): Update processor names in comments.
6599 (mips_issue_rate): Update PROCESSOR_* names.
6600 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6601 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6602 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6603 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6604 Update cpu attribute names.
6605 (r24k_fpu_iss): Rename this reservation to...
6606 (r24kf2_1_fpu_iss): ...this and update all uses.
6607 (r24kx_fpu_iss): Rename this reservation to...
6608 (r24kf1_1_fpu_iss): ...this and update all uses.
6609 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6610 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6611 Update cpu attribute names.
6613 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6615 * config/m32r/constraints.md: New file.
6616 * config/m32r/m32r.c: Include tm-constrs.h.
6617 (small_data_operand): Use satisfies_constraint_* instead of macro.
6618 (addr24_operand, gen_compare): Likewise.
6619 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6620 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6621 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6622 EXTRA_CONSTRAINT): Likewise.
6623 * config/m32r/m32r.md: Include constraints.md.
6624 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6625 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6626 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6627 (two_insn_const_operand, int8_operand, uint16_operand,
6628 reg_or_int16_operand, reg_or_uint16_operand,
6629 reg_or_cmp_int16_operand, cmp_int16_operand,
6630 seth_add3_operand): Likewise.
6632 2007-07-03 Eric Christopher <echristo@gmail.com>
6634 * libgcc2.h: Conditionally declare __bswapsi2 and
6637 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6639 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6642 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6645 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6646 (__gthrw_pragma): Provide default definition.
6648 * gthr-posix.c (__gthrw_pragma): Define.
6650 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6652 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6653 before declaring inequality.
6655 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6657 * combine.c (recog_for_combine): Log the success or failure of
6658 matching new insn patterns against the machine description in
6661 2007-07-03 Revital Eres <eres@il.ibm.com>
6663 * ddg.c (print_sccs): New function.
6664 (check_sccs): New function.
6665 (create_ddg_all_sccs): Use it.
6666 * ddg.h (print_sccs): Declare.
6667 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6669 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6671 * targhooks.h (default_mode_for_suffix): New function declaration.
6672 * targhooks.c (default_mode_for_suffix): New default target hook.
6673 * target.h (struct c): New structure in the targetm struct.
6674 (mode_for_suffix): New target hook as part of struct c.
6675 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6676 default_mode_for_suffix.
6677 (TARGET_C): New define.
6678 * c-lex.c: Include "target.h".
6679 (interpret_float): Use targetm.c.mode_for_suffix to determine
6680 the mode for a given non-standard suffix.
6681 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6683 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6684 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6686 * doc/extend.texi (Floating Types): New node. Document __float80 and
6687 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6689 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6692 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6693 predicate instead of target_operand.
6694 (divsi3_i1_media, divsi3_media_2): Likewise.
6696 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6698 * tree.h (alias_sets_might_conflict_p): Rename into
6699 alias_sets_must_conflict_p.
6700 * alias.c (alias_sets_might_conflict_p): Likewise.
6701 (alias_sets_conflict_p): Use it.
6702 (objects_must_conflict_p): Likewise.
6703 * c-common.c (strict_aliasing_warning): Adjust.
6705 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6707 * rtlhooks.c (gen_lowpart_if_possible): Check for
6708 invalid subreg before calling gen_lowpart_SUBREG.
6710 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6712 * config/darwin9.h: Add copyright notice.
6713 (LINK_COMMAND_SPEC): Add comment.
6714 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6715 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6716 DARWIN_LIBSYSTEM_HAS_UNWIND.
6718 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6721 * omp-low.c (check_combined_parallel): New function.
6722 (lower_omp_parallel): Call it via walk_stmts, set
6723 OMP_PARALLEL_COMBINED if appropriate.
6724 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6725 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6726 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6727 don't consider it as combined parallel.
6729 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6731 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6732 (gcc_tooldir): Likewise.
6733 * configure: Regenerate.
6734 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6735 old configure.ac gcc_tooldir setting.
6736 (prefix_to_exec_prefix): New variable.
6737 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6738 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6740 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6742 Fix PR tree-optimization/32583
6743 Fix PR tree-optimization/32584
6744 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6745 (phi_translate_set): Use phi_translate directly now.
6746 (make_values_for_stmt): Don't value number RHS if we already know
6749 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6750 Jim Wilson <wilson@specifix.com>
6753 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6756 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6757 Richard Sandiford <richard@codesourcery.com>
6758 Nigel Stephens <nigel@mips.com>
6760 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6761 (mips16e_output_save_restore): Declare.
6762 (mips16e_save_restore_pattern_p): Likewise.
6763 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6764 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6765 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6766 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6767 (BITSET_P): New global macro, extracted from...
6768 (mips_for_each_saved_reg): ...here.
6769 (mips16e_save_restore_info): New struct.
6770 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6771 (mips16e_save_restore_regs): New variable.
6772 (mips_split_plus, mips16e_find_first_register): New functions.
6773 (mips16e_mask_registers): New function.
6774 (compute_frame_size): Expand the commentary before the function.
6775 Enforce the MIPS16e save and restore register range restrictions.
6776 Pad the general register save area at the low end.
6777 (mips16e_save_restore_reg, mips16e_build_save_restore)
6778 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6779 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6780 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6782 (mips_expand_prologue, mips_expand_epilogue): Handle
6783 GENERATE_MIPS16E_SAVE_RESTORE.
6784 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6786 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6788 PR tree-optimization/31966
6789 PR tree-optimization/32533
6790 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6791 "basic_block" description as its third argument. Update function
6792 calls to get destination bb from "edge" argument. Save "cond" into
6793 aux field of the edge. Update prototype for changed arguments.
6794 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6796 (find_phi_replacement_condition): Operate on incoming edges, not
6797 on predecessor blocks. If there is a condition saved in the
6798 incoming edge aux field, AND it with incoming bb predicate.
6799 Return source bb of the first edge.
6800 (clean_predicate_lists): Clean aux field of outgoing node edges.
6801 (tree_if_conversion): Do not initialize cond variable. Move
6802 variable declaration into the loop.
6803 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6804 initializations of new_stmt, arg0 and arg1 variables.
6806 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6808 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6809 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6811 2007-07-02 Richard Guenther <rguenther@suse.de>
6813 * tree-ssa.c (useless_type_conversion_p): Document
6814 future intent as defining the middle-end type system.
6815 Re-structure to call langhook last, group by type class,
6816 mark questionable parts.
6818 2007-07-02 Richard Guenther <rguenther@suse.de>
6820 * tree-flow.h (types_compatible_p): Declare.
6821 * tree-ssa.c (types_compatible_p): New function.
6822 * ipa-type-escape.c (discover_unique_type): Use
6823 types_compatible_p instead of lang_hooks.types_compatible_p.
6824 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6825 * tree-vn.c (expressions_equal_p): Likewise.
6826 * tree.c (fields_compatible_p): Likewise.
6827 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6828 (cprop_operand): Use useless_type_conversion_p instead of
6829 lang_hooks.types_compatible_p.
6830 * tree-inline.c (setup_one_parameter): Likewise.
6831 (declare_return_variable): Likewise.
6832 * tree-nrv.c (tree_nrv): Likewise.
6833 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6834 (maybe_fold_offset_to_component_ref): Likewise.
6835 (maybe_fold_offset_to_reference): Likewise.
6836 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6837 (merge_alias_info): Likewise.
6838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6839 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6840 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6841 * tree-tailcall.c (find_tail_calls): Likewise.
6842 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6843 * gimplify.c (canonicalize_addr_expr): Likewise.
6844 (fold_indirect_ref_rhs): Likewise.
6845 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6846 (cpt_same_type): Likewise.
6847 (check_pointer_types_r): Swap parameters to cpt_same_type
6849 * fold-const.c (fold_convert): Revert fix for PR15988.
6850 * tree-inline.c (setup_one_parameter): Instead fix it here by
6851 using fold_build1 instead of fold_convert and checking for
6852 error_mark_node. Convert only if the conversion is necessary.
6854 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6856 * configure.ac: Check for .gnu_attribute on Power.
6857 * configure: Regenerate.
6858 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6859 attribute for floating-point ABI.
6861 2007-07-02 Ira Rosen <irar@il.ibm.com>
6863 PR tree-optimization/32230
6864 PR tree-optimization/32477
6865 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6866 address is a constant.
6868 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6870 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6871 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6872 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6873 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6874 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6875 64-bit targets. Add support for *-elfoabi*.
6876 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6877 different settings if $(tm_defines) does not select the EABI.
6878 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6879 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6880 (MIPS_ARCH_OPTION_SPEC): Likewise.
6881 (MIPS_ISA_LEVEL_SPEC): Likewise.
6882 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6883 * config/mips/elfoabi.h: New file.
6885 2007-07-02 Richard Guenther <rguenther@suse.de>
6887 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6888 (useless_type_conversion_p): ... this.
6889 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6890 (useless_type_conversion_p): ... this.
6891 * builtins.c (fold_builtin_memory_op): Rename
6892 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6893 * tree-cfg.c (verify_expr): Likewise.
6894 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6895 * tree-ssa-ccp.c (ccp_fold): Likewise.
6896 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6897 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6899 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6900 * tree-ssa-pre.c (eliminate): Likewise.
6901 * tree-ssa.c (delete_tree_ssa): Likewise.
6902 (tree_ssa_useless_type_conversion): Likewise.
6903 * tree.c (build2_stat): Likewise.
6905 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6907 Fix PR tree-optimization/32571
6908 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6911 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6914 and other expected operations explicitly, change default to
6917 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6919 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6921 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6922 (tls_load_dot_plus_eight): Move the label number into the unspec.
6923 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6925 2007-07-01 Andreas Schwab <schwab@suse.de>
6927 * dwarf2out.c (initial_return_save): Define only if used.
6929 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6931 Unreverting Richard's Revert of:
6933 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6935 * dce.c (deletable_insn_p_1): New function, split out from...
6936 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6937 specially, not those inside PARALLELs. Remove BODY argument
6938 and adjust recursive call accordingly.
6939 (prescan_insns_for_dce): Update call to delete_insn_p.
6941 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6942 Revital Eres <eres@il.ibm.com>
6944 * ddg.c (create_ddg_all_sccs): Fix missed
6945 initialization of scc_nodes.
6947 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6950 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6951 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6953 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6955 * configure.ac: Check for .gnu_attribute on MIPS.
6956 * configure, config.in: Regenerate.
6957 * config/mips/mips.c (mips_file_start): If supported, output
6958 attribute for floating-point ABI.
6960 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6963 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6964 (ffs_cmove): New expander to expand using ctz pattern.
6965 (*ffs_cmove): Remove pattern.
6966 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6967 (ffsdi2): Expand using ctz pattern.
6968 (*ffs_rex64): Remove pattern.
6970 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6972 PR rtl-optimization/32296
6973 * pa.md (return): Delete pattern.
6974 (return_internal): Remove "(const_int 1)" from pattern.
6975 (epilogue): Use return_internal pattern for trivial returns.
6976 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6977 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6979 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6981 * tree-ssa-pre.c (is_exception_related): New function
6982 (can_value_number_operation): Use it.
6984 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6986 Fix PR tree-optimization/32540
6987 Fix PR tree-optimization/31651
6989 * tree-ssa-sccvn.c: New file.
6991 * tree-ssa-sccvn.h: Ditto.
6993 * tree-vn.c: Include tree-ssa-sccvn.h
6994 (val_expr_paid_d): Removed.
6995 (value_table): Ditto.
6996 (vn_compute): Ditto.
6997 (val_expr_pair_hash): Ditto.
6998 (val_expr_pair_expr_eq): Ditto.
6999 (copy_vuses_from_stmt): Ditto.
7002 (shared_vuses_from_stmt): Ditto.
7003 (print_creation_to_file): Moved up.
7004 (sort_vuses): Ditto.
7005 (sort_vuses_heap): Ditto.
7006 (set_value_handle): Make non-static.
7007 (make_value_handle): Ditto.
7008 (vn_add): Rewritten to use sccvn lookups.
7009 (vn_add_with_vuses): Ditto.
7010 (vn_lookup): Ditto (and second argument removed).
7011 (vn_lookup_with_vuses): Ditto.
7012 (vn_lookup_or_add): Ditto (and second argument removed);
7013 (vn_lookup_or_add_with_vuses): Ditto.
7014 (vn_lookup_with_stmt): New.
7015 (vn_lookup_or_add_with_stmt): Ditto.
7016 (create_value_handle_for_expr): Ditto.
7018 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7019 (seen_during_translate): New function.
7020 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7021 (phi_trans_add): Ditto.
7022 (constant_expr_p): FIELD_DECL is always constant.
7023 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7024 Use constant_expr_p.
7025 Avoid infinite recursion on mutually valued expressions.
7026 Change callers of vn_lookup_or_add.
7027 (phi_translate): New function.
7028 (compute_antic_safe): Allow phi nodes.
7029 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7030 (find_or_generate_expression): Rewrite slightly.
7031 (create_expression_by_pieces): Updated for vn_lookup_or_add
7033 Update VN_INFO for new names.
7034 (insert_into_preds_of_block): Update for new names.
7035 (add_to_exp_gen): New function.
7036 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7037 (find_existing_value_expr): Rewrite to changed vn_lookup.
7038 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7039 (try_look_through_load): Removed.
7040 (try_combine_conversion): Ditto.
7041 (get_sccvn_value): New function.
7042 (make_values_for_phi): Ditto.
7043 (make_values_for_stmt): Ditto.
7044 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7046 (init_pre): Update for SCCVN changes.
7048 (execute_pre): Ditto.
7050 * tree-flow.h (make_value_handle): Declare.
7051 (set_value_handle): Ditto.
7052 (sort_vuses_heap): Ditto.
7053 (vn_lookup_or_add_with_stmt): Ditto.
7054 (vn_lookup_with_stmt): Ditto.
7055 (vn_compute): Remove.
7058 (vn_lookup): Update arguments.
7060 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7062 (tree-ssa-sccvn.o): New.
7063 (OBJS-common): Add tree-ssa-sccvn.o
7065 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7068 * c-typeck.c (build_external_ref): Don't mark as used if called
7070 * calls.c (rtx_for_function_call): Likewise.
7072 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7076 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7078 * dce.c (deletable_insn_p_1): New function, split out from...
7079 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7080 specially, not those inside PARALLELs. Remove BODY argument
7081 and adjust recursive call accordingly.
7082 (prescan_insns_for_dce): Update call to delete_insn_p.
7084 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7086 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7087 (try_combine): Move potential calls to undo_all() so they happen
7088 before we commit to using the combined insns.
7090 2006-06-30 Jan Hubicka <jh@suse.cz>
7092 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7095 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7097 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7098 (cgraph_remove_unreachable_nodes): Likewise.
7099 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7100 * ipa-inline.c (update_caller_keys): Cast according to the coding
7102 (cgraph_decide_recursive_inlining): Likewise.
7103 (cgraph_decide_inlining_of_small_function): Likewise.
7104 (try_inline): Likewise.
7105 (cgraph_decide_inlining_incrementally): Likewise.
7106 * ipa-pure-const.c (get_function_state): Likewise.
7107 (scan_function): Likewise.
7108 (analyze_function): Likewise.
7109 (static_execute): Likewise.
7110 * ipa-reference.c (scan_for_static_refs): Likewise.
7111 (merge_callee_local_info): Likewise.
7112 (analyze_function): Use type safe memory macros.
7113 (static_execute): Likewise. Cast according to the coding conventions.
7114 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7116 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7118 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7119 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7122 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7125 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7126 for complex modes (both int and real).
7128 2007-06-29 Jan Hubicka <jh@suse.cz>
7130 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7132 2007-06-29 Jan Hubicka <jh@suse.cz>
7135 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7138 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7141 * config/avr/avr.c: Include dataflow header file.
7142 (expand_prologue): Adjust for prologue insn change.
7143 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7146 2007-06-29 Richard Guenther <rguenther@suse.de>
7149 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7150 during type verification.
7152 2007-06-29 Jan Hubicka <jh@suse.cz>
7154 * recog.c (validate_change_rtx_1): Unshare TO argument.
7156 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7158 PR tree-optimization/24659
7159 * tree-vect-transform.c (vectorizable_call): Handle
7160 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7162 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7163 * config/i386/i386.c (enum ix86_builtins)
7164 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7165 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7167 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7168 const using def_builtin_const.
7169 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7170 input operands in the same modes as the result.
7171 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7173 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7175 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7176 (df_set_dead_notes_for_mw): Likewise.
7178 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7180 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7182 2007-06-28 DJ Delorie <dj@redhat.com>
7184 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7186 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7188 * doc/invoke.texi (C++ Dialect Options): Document
7189 fvisibility-ms-compat.
7190 * c.opt (fvisibility-ms-compat): New.
7192 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7195 * tree-affine.c (aff_combination_add_elt): Handle
7196 pointer addition specially.
7198 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7200 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7201 decl is non-external for AIX ABI.
7203 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7205 * config/rs6000/predicates.md (current_file_function_operand):
7206 Ensure the symbol is non-external for AIX ABI.
7208 2007-06-28 Nick Clifton <nickc@redhat.com>
7210 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7211 (fdce, fdse, fpredictive-commoning): Likewise.
7213 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7216 * gcc.c (process_command): Recognize the new -static-libgfortran
7219 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7222 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7223 Use a call clobbered hard reg instead of a pseudo reg.
7225 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7227 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7229 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7232 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7233 REG_LIBCALL and REG_RETVAL notes.
7234 (divsi3, mulsi3): Likewise.
7235 (mulhisi3): Likewise. Use emit_libcall_block.
7236 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7238 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7240 PR rtl-optimization/32481
7241 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7243 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7245 * dce.c (deletable_insn_p_1): New function, split out from...
7246 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7247 specially, not those inside PARALLELs. Remove BODY argument
7248 and adjust recursive call accordingly.
7249 (prescan_insns_for_dce): Update call to delete_insn_p.
7251 2007-06-27 Richard Guenther <rguenther@suse.de>
7254 * tree.h (fold_convertible_p): Declare.
7255 * fold-const.c (fold_convertible_p): New function.
7256 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7257 instead of lang_hooks.types_compatible_p.
7259 2007-06-26 Jan Hubicka <jh@suse.cz>
7261 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7262 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7263 early use validate_unshare_change.
7264 (reload_combine): Likewise.
7265 * recog.c (change_t): New field unshare.
7266 (validate_change_1): Rename from validate_change; add argument unshare.
7267 (validate_change): Turn into wrapper of validate_change_1; update
7268 prototype for bools.
7269 (validate_unshare_change): New.
7270 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7271 calls of df_insn_rescan.
7272 * recog.h (validate_change): Replace ints by bools.
7273 (validate_unshare_change): Declare.
7275 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7277 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7279 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7281 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7283 2007-06-25 Jan Hubicka <jh@suse.cz>
7285 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7287 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7288 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7289 places other call site specific checks are performed.
7291 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7294 * tree-vect-transform.c (vectorizable_operation): Convert
7295 POINTER_PLUS_EXPR over to PLUS_EXPR.
7297 2007-06-25 Chao-ying Fu <fu@mips.com>
7299 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7300 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7301 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7302 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7304 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7305 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7306 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7307 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7308 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7309 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7310 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7311 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7312 ALL_FIXED_POINT_MODE_P): New define.
7313 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7315 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7317 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7318 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7319 MODE_VECTOR_UACCUM): New mode classes.
7321 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7322 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7323 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7326 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7327 (blank_mode): Initialize ibit and fbit.
7328 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7329 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7331 (new_adjust): Change required_class to required_class_from and
7332 required_class_to for testing within a range.
7333 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7334 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7336 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7337 (make_fixed_point_mode): New.
7338 (_ADD_ADJUST): Change C to C1 and C2.
7339 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7340 use a range for machine classes.
7341 (ADJUST_IBIT, ADJUST_FBIT): New.
7342 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7344 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7345 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7346 Emit adjustment for ibit and fbit.
7347 (emit_mode_ibit, emit_mode_fbit): New.
7348 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7350 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7352 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7353 as the source of the set.
7355 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7357 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7358 FP_REGNO_P): Use IN_RANGE.
7359 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7360 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7361 (DATA_REG_P): Use DATA_REGNO_P.
7362 (FP_REG_P): Use FP_REGNO_P.
7363 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7364 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7365 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7367 2007-06-24 Jan Hubicka <jh@suse.cz>
7370 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7372 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7375 * fold-const.c (fold_binary): Strip nops of operand 0
7376 of BIT_NOT_EXPR before calling operand_equal_p.
7377 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7378 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7380 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7382 * doc/extend.texi: Document that dllimport and dllexport imply
7384 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7385 imported or exported declaration, including type declarations.
7386 * c-common.c (handle_visibility_attribute): Check for conflicts
7387 with dllimport/dllexport.
7388 (c_determine_visibility): Handle dllimport/dllexport as an
7389 explicit visibility atttribute.
7391 2007-06-23 Richard Guenther <rguenther@suse.de>
7393 PR tree-optimization/16876
7395 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7397 * tree-inline.c (initialize_inlined_parameters): Do not call
7398 lang_hooks.tree_inlining.convert_parm_for_inlining.
7399 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7400 reason for mismatched types.
7401 * gimplify.c (gimplify_call_expr): Verify the call expression
7402 arguments match the called function type signature. Otherwise
7403 mark the call expression to be not considered for inlining
7404 using CALL_CANNOT_INLINE_P flag.
7405 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7406 edges call expression.
7407 (cgraph_decide_inlining_of_small_function): Likewise.
7408 (cgraph_decide_inlining): Likewise.
7409 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7411 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7412 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7413 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7415 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7416 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7418 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7419 convert_parm_for_inlining member.
7421 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7424 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7425 Remove optimization for GT.
7427 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7430 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7432 (prescan_insns_for_dce): Add extra parameter.
7434 2007-06-23 Jan Hubicka <jh@suse.cz>
7437 * gimplify.c (mark_addressable): New function.
7438 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7440 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7443 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7445 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7448 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7449 moves between MMX/SSE registers to at least 8 units to prevent
7450 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7452 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7454 * config/i386/i386.c (override_options): Correct x86_sahf
7457 2007-06-21 David Daney <ddaney@avtrex.com>
7460 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7461 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7462 (exception_receiver): Renamed to ...
7463 (nonlocal_goto_receiver): ... this.
7465 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7467 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7468 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7469 partial register accesses.
7471 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7473 * fold-const.c (debug_fold_checksum): Move it under
7474 ENABLE_FOLD_CHECKING.
7476 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7479 * tree.h (debug_fold_checksum): Declared.
7480 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7481 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7482 build_fold_addr_expr_with_type_1.
7483 (fold_addr_expr, debug_fold_checksum): New.
7484 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7485 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7488 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7490 PR tree-optimization/19590
7491 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7492 of scev is a constant.
7493 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7495 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7497 * df-problems.c (df_note_bb_compute): Made computation of live
7498 info consistent with df_lr.
7500 2007-06-21 Richard Guenther <rguenther@suse.de>
7502 PR tree-optimization/32453
7503 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7504 for pointer anti-range.
7506 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7508 * config/i386/i386.c (processor_target_table): Increase maximum
7509 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7512 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7513 byte alignment if > 8 byte alignment is preferred.
7514 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7516 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7518 PR tree-optimization/31866
7519 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7520 if ASM_EXPR's input is not a SSA_NAME.
7523 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7524 but decl is a global var, instead return decl.
7525 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7526 even for is_global_var decls, if they are private in some outer
7529 2007-06-21 Richard Guenther <rguenther@suse.de>
7531 PR tree-optimization/32451
7532 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7534 2007-06-21 Christian Bruel <christian.bruel@st.com>
7536 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7537 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7538 (push_regs): Changed saving order or banked registers.
7539 (sh_expand_epilogue): Likewise.
7540 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7541 (FIRST_BANKED_REG): Likewise.
7542 (LAST_BANKED_REG): Likewise.
7543 * config/sh/sh.md (banked) New attribute.
7544 (in_delay_slot): Check banked attribute.
7546 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7548 PR tree-optimization/32075
7549 * tree-data-ref.c (subscript_dependence_tester_1,
7550 analyze_miv_subscript, analyze_overlapping_iterations,
7551 add_distance_for_zero_overlaps, build_classic_dist_vector,
7552 subscript_dependence_tester_1, analyze_overlapping_iterations,
7553 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7554 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7555 to evolution_function_is_affine_multivariate_p.
7557 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7559 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7561 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7564 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7566 * config/m32c/prologue.md (epilogue_exitd_16): New.
7567 (epilogue_reit_16): New.
7568 (epilogue_exitd): Rename to epilogue_exitd_24.
7569 (epilogue_reit): Rename to epilogue_reit_24.
7571 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7572 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7574 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7576 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7577 if dbg_cnt (sched_insn) reaches the limit.
7578 (choose_ready): New parameter INSN_PTR and new return value.
7579 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7580 the new return value from choose_ready.
7581 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7582 (rest_of_handle_global_alloc): New global_alloc_at_func.
7584 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7586 PR tree-optimization/25737
7587 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7588 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7589 * tree-flow.h (struct fieldoff): Add new field alias_set.
7590 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7591 argument addressable_type. Set alias_set of fieldoff.
7592 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7593 (create_overlap_variables_for): Pass alias_set from fieldoff to
7595 * alias.c (get_alias_set): Use alias_set from SFT if set.
7597 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7599 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7600 of a variable as an unsigned HOST_WIDE_INT integer.
7602 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7604 PR rtl-optimization/32405
7605 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7607 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7609 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7612 * builtins.c: Include diagnostic.h.
7613 (expand_builtin_expect): Make gcc_assert more permissive.
7614 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7617 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7621 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7622 if ACCUMULATE_OUTGOING_ARGS.
7624 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7626 * config/m68hc11/m68hc11.c: Include dataflow header file.
7627 (m68hc11_reorg): Port to dataflow.
7629 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7631 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7632 (struct df_problem.free_blocks_on_set_blocks): New field.
7633 (struct dataflow.optional_p): New field.
7634 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7635 (df_live_set_all_dirty): New function.
7636 * df-scan.c (df_scan_alloc): Initialize optional_p.
7637 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7638 * df-core.c (df_set_blocks): Removed use of
7639 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7640 df_problem.free_blocks_on_set_blocks to determine which blocks are
7642 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7643 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7644 uses dataflow.optional_p to determine if problem should be
7646 (rest_of_handle_df_initialize): Only start live problem if
7648 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7649 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7650 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7651 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7652 problem_NOTE): Initialize free_blocks_on_set_blocks.
7653 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7655 (df_live_set_all_dirty, df_note_alloc): New function.
7656 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7658 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7659 * postreload.c (reload_combine): Ditto.
7660 * cse.c (cse_extended_basic_block): Ditto.
7661 * regmove.c (mark_flags_life_zones): Ditto.
7662 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7663 erase_matching_seqs): Ditto.
7664 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7665 * integrate (allocate_initial_values): Ditto.
7666 * combine.c (reg_dead_at_p): Ditto.
7667 * resource.c (mark_target_live_regs): Ditto.
7668 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7669 * config/sh/sh.c (find_r0_life_regions): Ditto.
7670 * global.c (rest_of_handle_global_alloc): Only add back df_live
7672 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7674 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7676 (if_convert): Make sure df_live is there at -O == 1.
7677 (pass_if_after_combine): Cleanup flags.
7678 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7679 is there at -O == 1.
7681 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7683 * config/arm/arm.c (arm_get_frame_offsets): Set
7684 offsets->locals_base to avoid negative stack size.
7685 (thumb1_expand_prologue): Assert on negative stack size.
7687 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7689 PR tree-optimization/32367
7690 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7691 of the chrec has no evolution in that loop.
7692 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7694 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7696 * config/xtensa/xtensa.c: Include "df.h".
7697 (xtensa_builtin_saveregs): Use adjust_address instead of
7699 (xtensa_va_start): Invoke make_tree with sizetype for
7700 expand_builtin_saveregs and then convert the result to a pointer.
7701 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7702 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7703 Subtract argument size from index value as integers and then use
7704 POINTER_PLUS_EXPR to add the result to the array address.
7706 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7709 * config/m32c/m32c.c: Include dataflow header file.
7710 (m32c_emit_prologue): Adjust for prologue insn change.
7711 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7712 once inside a PARALLEL. Assume frame size passed in operand 0
7713 includes space to save the fb register.
7714 (prologue_enter_24): Likewise.
7715 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7717 2007-06-19 David Daney <ddaney@avtrex.com
7720 * config/mips/mips.md (cprestore): Mark $gp as used.
7722 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7725 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7726 (frv_ifcvt_modify_insn): Likewise.
7728 2007-06-19 Richard Guenther <rguenther@suse.de>
7730 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7731 only handle positive offsets that fit in a HOST_WIDE_INT.
7733 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7736 result of rsqrt insn for zero input argument to avoid NaN.
7738 2007-06-19 Richard Guenther <rguenther@suse.de>
7741 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7743 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7745 PR tree-optimization/32353
7746 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7748 2007-06-19 Nick Clifton <nickc@redhat.com>
7750 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7752 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7756 * config/i386/i386.c (assign_386_stack_local): Assert that
7757 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7758 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7759 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7760 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7762 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7764 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7766 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7768 PR rtl-optimization/32321
7769 * gcse.c (replace_store_insn): Update the note before
7770 calling emit_insn_after.
7772 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7775 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7777 * df-problems.c (df_note_bb_compute): Fix dumping info.
7779 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7781 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7782 insn with emit_jump_insn.
7784 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7786 PR tree-optimization/32383
7787 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7788 * targhooks.h (default_builtin_reciprocal): Update prototype.
7789 * target.h (struct gcc_target): Update builtin_reciprocal.
7790 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7791 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7792 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7793 when fndecl is in BUILT_IN_MD class.
7794 (execute_convert_to_rsqrt): Ditto.
7796 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7797 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7798 Convert BUILT_IN_SQRTF code only when md_fn is false.
7800 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7802 * bt-load.c (move_btr_def): Fix the order of arguments
7803 to validate_replace_rtx.
7805 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7807 * config/m68k/m68k-devices.def: Add 54450..54455.
7809 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7811 PR rtl-optimization/32366
7812 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7813 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7816 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7819 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7820 this is true, rescan insn being modified.
7821 (sms_schedule): Added rescan parameter.
7822 (rest_of_handle_sms): Moved freeing of dominance info to before
7823 getting out of cfg_layout.
7825 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7827 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7828 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7831 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7832 FL_CF_EMAC from the entry for isac.
7834 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7835 (const_sibcall_operand): New.
7836 (sibcall_operand): Use it.
7837 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7838 (m68k_isas): ISAC does not imply FPU or EMAC.
7839 (override_options): Add ISA_C logic for symbolic jump & call.
7841 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7843 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7844 return mode from the builtin itself.
7845 (sparc_fold_builtin): Fix cast of zero constant.
7847 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7849 * targhooks.c (default_builtin_reciprocal): New default target hook.
7850 * targhooks.h (default_builtin_reciprocal): Add prototype.
7851 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7852 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7853 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7854 default_builtin_reciprocal.
7856 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7859 * hooks.c (hook_tree_tree_bool_null): New hook.
7860 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7861 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7862 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7863 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7864 and convert it to reciprocal a*rfunc(b).
7865 (execute_convert_to_rsqrt): New function.
7866 (gate_convert_to_rsqrt): New function.
7867 (pass_convert_to_rsqrt): New pass definition.
7868 * target.h (struct gcc_target): Add builtin_reciprocal.
7869 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7870 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7871 TARGET_BUILTIN_RECIPROCAL.
7872 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7874 * config/i386/i386.h (TARGET_RECIP): New define.
7875 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7876 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7877 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7878 and not optimizing for size.
7879 (*rcpsf2_sse): New insn pattern.
7880 (*rsqrtsf2_sse): Ditto.
7881 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7882 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7883 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7884 and not optimizing for size.
7885 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7886 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7887 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7888 and not optimizing for size.
7889 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7890 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7891 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7892 and not optimizing for size.
7893 (*sse_rsqrtv4sf2): Do not export.
7895 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7896 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7897 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7898 and not optimizing for size.
7900 * config/i386/i386.opt (mrecip): New option.
7901 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7902 (ix86_emit_swsqrtsf): Ditto.
7903 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7904 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7906 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7907 ix86_expand_unop1_builtin.
7908 (ix86_emit_swdivsf): New function.
7909 (ix86_emit_swsqrtsf): Ditto.
7910 (ix86_builtin_reciprocal): New function.
7911 (TARGET_BUILTIN_RECIPROCAL): Use it.
7912 (ix86_vectorize_builtin_conversion): Rename from
7913 ix86_builtin_conversion.
7914 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7915 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7916 "i386 and x86_64 Options" section.
7917 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7919 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7920 Zdenek Dvorak <dvorakz@suse.cz>
7921 Richard Guenther <rguenther@suse.de>
7922 Kaz Kojima <kkojima@gcc.gnu.org>
7924 * tree-vrp.c (compare_values_warnv): Convert val2 to
7926 (extract_range_from_assert): Create
7927 POINTER_PLUS_EXPR for pointer types.
7928 (extract_range_from_binary_expr): Handle
7929 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7931 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7932 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7933 POINTER_PLUS_EXPR as PLUS_EXPR.
7934 (number_of_iterations_lt_to_ne):
7935 For pointer types, use sizetype when
7936 creating MINUS_EXPR/PLUS_EXPRs.
7937 (assert_loop_rolls_lt): For pointer types, use sizetype when
7938 creating MINUS_EXPR/PLUS_EXPRs.
7939 (number_of_iterations_le): Likewise.
7940 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7941 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7942 like PLUS_EXPR and MINUS_EXPR.
7943 * tree-pretty-print.c (dump_generic_node): Handle
7945 (op_prio): Likewise.
7946 (op_symbol_1): Likewise.
7947 * optabs.c (optab_for_tree_code): Likewise.
7948 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7950 * tree-tailcall.c (process_assignment): Mention
7951 POINTER_PLUS_EXPR in a TODO comment.
7952 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7953 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7954 not used with a pointer and an integer type.
7955 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7956 increment using chrec_convert_rhs instead of chrec_convert.
7957 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7958 PLUS_EXPR except for the right hand side's type will be
7960 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7961 (fold_used_pointer_cast): Kill.
7962 (pointer_offset_p): Kill.
7963 (fold_used_pointer): Kill.
7964 (pointer_used_p): Kill.
7965 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7966 call fold_used_pointer.
7967 (instantiate_parameters_1): Convert the increment
7968 using chrec_convert_rhs instead of chrec_convert.
7969 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7970 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7971 instead of PLUS_EXPR.
7972 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7973 PLUS_EXPR for pointers.
7974 (std_gimplify_va_arg_expr): Likewise.
7975 (fold_builtin_memory_op): Likewise.
7976 (fold_builtin_strstr): Likewise.
7977 (fold_builtin_strchr): Likewise.
7978 (fold_builtin_strrchr): Likewise.
7979 (fold_builtin_strpbrk): Likewise.
7980 (expand_builtin_memory_chk): Likewise.
7981 (fold_builtin_memory_chk): Likewise.
7982 (std_expand_builtin_va_start): Use
7983 sizetype for the call to make_tree and then convert
7984 to the pointer type.
7985 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7986 instead of PLUS_EXPR for adding to a pointer.
7987 (std_gimplify_va_arg_expr): Use fold_build2 for
7988 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7989 the operands to sizetype first and then cast the BIT_AND_EXPR
7990 back to the pointer type.
7991 * fold-const.c (build_range_check): Handle pointer types
7993 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7994 of PLUS_EXPR's. Make sure the offset is converted to
7996 (try_move_mult_to_index): Strip the NOPs from the offset.
7997 Remove code argument and replace all uses with PLUS_EXPR.
7998 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7999 specially. Don't use a pointer type for MINUS_EXPR.
8000 (fold_unary): Handle for (T1)(X op Y),
8001 only p+ as that is the only as that can be handled for
8002 binary operators now.
8003 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8005 <case PLUS_EXPR>: Add folding of PTR+INT into
8007 Don't call try_move_mult_to_index.
8008 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8009 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8010 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8011 Don't call try_move_mult_to_index.
8012 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8013 (tree_expr_nonzero_p): Likewise.
8014 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8015 of PLUS_EXPR for the complex expression folding.
8016 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8017 first chrec is a pointer type, then the second should
8018 be sizetype and not the first's type.
8019 For POINTER_PLUS_EXPR, use a different right hand side type.
8020 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8021 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8022 different right hand side type.
8023 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8024 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8025 instead of PLUS_EXPR.
8026 When either operand is zero, convert the other operand.
8027 (chrec_apply): Use chrec_convert_rhs
8028 on the argument x instead of chrec_convert.
8029 (reset_evolution_in_loop): For pointer types, the new_evol
8031 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8032 different right hand side type.
8033 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8034 (chrec_convert_rhs): New function.
8035 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8036 different right hand side type.
8037 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8038 * tree-chrec.h (chrec_convert_rhs): New prototype.
8039 (build_polynomial_chrec): For pointer types, the right hand
8040 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8041 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8042 Remove subtraction case as it is always addition now.
8043 Make sure the offset is converted to sizetype.
8044 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8045 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8046 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8047 PLUS_EXPR in pointer type.
8048 Handle POINTER_PLUS_EXPR.
8049 (tree_to_aff_combination): Likewise.
8050 (force_expr_to_var_cost): Likewise.
8051 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8052 instead of PLUS_EXPR for pointers.
8053 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8054 instead of PLUS_EXPR of pointer types.
8055 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8057 (check_va_list_escapes): Likewise.
8058 (check_all_va_list_escapes): Likewise.
8059 * dwarf2out.c (loc_descriptor_from_tree_1):
8060 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8061 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8062 (string_constant): Likewise.
8063 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8064 the offset to the base, use POINTER_PLUS_EXPR.
8065 (add_to_parts): Convert the index to sizetype.
8066 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8067 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8068 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8069 Offset only holds something for PLUS_EXPR.
8070 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8072 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8074 (analyze_accesses_for_modify_stmt): Likewise.
8075 Remove comment about the type being integral type as it is
8077 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8079 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8081 Correct the type which the artimentic is done in (is now
8084 * tree-data-ref.c (split_constant_offset): Handle
8086 * tree-affine.c (tree_to_aff_combination): Likewise.
8087 * c-typeck.c (build_unary_op): For pointers create the increment
8088 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8090 * gimplify.c (gimplify_self_mod_expr): Create a
8091 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8092 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8093 * tree.def (POINTER_PLUS_EXPR): New tree code.
8094 * tree-predcom.c (ref_at_iteration): If we have a pointer
8095 type do the multiplication in sizetype.
8096 * tree-mudflap.c (mf_xform_derefs_1): Create a
8097 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8098 * tree-ssa-forwprop.c
8099 (forward_propagate_addr_into_variable_array_index):
8100 Don't expect there to be a cast for the index as that
8101 does not exist anymore.
8102 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8103 instead of PLUS_EXPR.
8104 Don't check for the first operand of the POINTER_PLUS_EXPR
8105 was the index as it cannot be.
8106 Call forward_propagate_addr_into_variable_array_index with
8107 the SSA_NAME instead of the statement.
8108 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8109 (compare_constant): Likewise.
8110 (copy_constant): Likewise.
8111 (compute_reloc_for_constant): Likewise.
8112 (output_addressed_constants): Likewise.
8113 (initializer_constant_valid_p): Likewise.
8114 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8115 Convert the MIN/MAX of the inner type to the outer
8116 type before comparing them.
8117 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8118 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8119 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8120 of PLUS_EXPR for pointers.
8121 * tree-inline.c (estimate_num_insns_1): Handle
8123 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8124 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8125 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8126 instead of PLUS_EXPR for the pointer increment statement.
8127 (vect_update_ivs_after_vectorizer): For pointer types, create
8128 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8129 MULT_EXPR in sizetype.
8130 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8132 * tree-object-size.c (plus_expr_object_size): Handle
8133 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8134 code which is trying to figure out which side is a pointer and
8136 (check_for_plus_in_loops_1): Likewise.
8137 (check_for_plus_in_loops): Likewise.
8138 * c-common.c (pointer_int_sum): Create a
8139 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8140 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8141 only POINTER_PLUS_EXPR. Removing all the extra
8142 code which is trying to figure out which side is a pointer and
8144 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8145 PLUS_EXPR and MINUS_EXPR.
8146 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8148 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8149 with make_tree, instead of a pointer type.
8150 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8151 for pointers instead of PLUS_EXPR.
8152 (s390_gimplify_va_arg): Likewise.
8153 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8154 instead of PLUS_EXPR when doing addition on pointer
8155 types. Use sizetype for the second operand.
8156 (spu_gimplify_va_arg_expr): Likewise.
8157 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8158 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8159 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8160 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8161 for the pointer addition and also use size_int/sizetype
8163 (ix86_gimplify_va_arg): Likewise.
8164 Perform BIT_AND_EXPR on sizetype arguments.
8165 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8166 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8167 for the pointer additions and also use size_int for the offsets.
8168 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8169 additions and also use size_int for the offsets. Perform
8170 BIT_AND_EXPR on sizetype arguments.
8171 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8172 POINTER_PLUS_EXPR for pointers and create the
8173 BIT_AND_EXPR in sizetype.
8174 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8175 instead of PLUS_EXPR for pointer addition.
8176 (rs6000_va_start): Likewise.
8177 Also use sizetype for the offset.
8178 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8179 as PLUS_EXPR/MINUS_EXPR.
8180 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8181 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8182 Don't use BIT_AND_EXPR on a pointer type, convert the
8183 expression to sizetype first.
8184 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8186 (mips_gimplify_va_arg_expr): Likewise.
8187 Don't create BIT_AND_EXPR in a pointer type.
8189 2007-06-15 Eric Christopher <echristo@apple.com>
8191 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8192 (x86_64-*-darwin*): Ditto.
8193 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8196 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8198 * doc/extend.texi: Document behavior of __attribute__((aligned))
8201 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8203 * rtlanal.c (note_stores): Improve documentation.
8205 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8207 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8208 LOCAL_LABEL_PREFIX): Delete.
8209 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8210 (bfin_internal_label): Delete.
8212 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8214 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8215 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8216 otherwise define to LIBGCC2_TF_CEXT.
8217 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8218 (LIBGCC_TF_CEXT): Ditto.
8221 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8223 PR rtl-optimization/32339
8224 * df-scan.c (df_uses_record): Don't modify flags but just add to
8225 it for df_ref_record.
8227 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8229 * tree-mudflap.c: Fix whitespace issues.
8231 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8233 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8235 2007-06-14 Eric Christopher <echristo@apple.com>
8237 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8238 (movv4sf): Use gcc_unreachable instead of abort.
8240 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8243 * config/i386/sfp-machine.h (CMPtype): New define.
8244 (mach stubs): Use CMPtype instead of int as a return type.
8246 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8248 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8249 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8250 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8251 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8252 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8253 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8254 config/soft-fp/soft-fp.h: Update from glibc CVS.
8256 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8258 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8260 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8263 * config/v850/v850.c: Include dataflow header file.
8264 (substitute_ep_register): Fix typo.
8266 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8268 * configure.ac: Fix earlier checkin.
8269 * configure: Regenerated.
8271 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8273 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8274 * aclocal.m4: Regenerate.
8275 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8276 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8277 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8278 * configure: Regenerate.
8279 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8281 * Makefile.in (quickstrap): Build libgcc too.
8283 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8285 * configure.ac: Add --enable-checking=df. Explicitly mention that
8286 the variables are initialized as for "release".
8287 * df-core.c: Use it.
8288 * configure: Regenerate.
8289 * config.in: Regenerate.
8291 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8293 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8294 validate_replace_rtx instead of replace_rtx.
8295 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8297 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8299 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8300 (DWARF2_UNWIND_INFO): Override default if configured with
8302 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8303 (ENDFILE_SPEC): Add crtend.o.
8304 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8305 (ENDFILE_SPEC): Add crtend.o.
8306 (TARGET_USE_JCR_SECTION): Define.
8307 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8309 * config/i386/cygming-crtbegin.c: New file.
8310 * config/i386/cygming-crtend.c: New file.
8312 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8314 * config/i386/w32-unwind.h: New file.
8316 2007-06-13 Eric Christopher <echristo@apple.com>
8318 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8319 the user set a value below STACK_BOUNDARY.
8321 2007-06-13 Thiemo Seufer <ths@networkno.de>
8323 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8324 imply -lpthread for -pthread.
8326 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8328 * basic-block.h: Remove the prototype for
8329 free_basic_block_vars.
8330 * cfglayout.h: Remove the prototype for
8331 insn_locators_initialize.
8332 * tree.h: Remove the prototype for emit_line_note.
8334 * tree-ssa-pre.c (mergephitemp): Remove.
8335 (init_pre): Don't use mergephitemp.
8337 2007-06-13 Eric Christopher <echristo@apple.com>
8339 * config/i386/i386.c (override_options): If we've specified
8340 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8342 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8344 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8347 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8349 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8350 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8351 (eh_store_handler): New pattern.
8352 (eh_return): Emit it instead of a plain move.
8354 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8356 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8357 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8358 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8361 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8363 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8364 (find_next_insn_start, find_load): New functions.
8365 (bfin_reorg): Use them to deal with the fact that parallel insns are
8366 no longer represented as a SEQUENCE.
8368 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8370 * config/sparc/sparc.c (sparc_override_options): Initialize
8373 2007-06-13 Dave Korn <dave.korn@artimi.com>
8375 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8378 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8380 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8381 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8382 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8383 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8384 tree-vect-transform.c: Fix comment typos. Follow spelling
8387 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8389 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8390 to the exit block use set.
8391 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8392 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8393 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8395 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8397 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8398 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8399 to indicate an error.
8400 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8402 (dbg_cnt_process_opt): Print an error on a bad argument.
8403 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8404 * common.opt (-fdbg-cnt-list): New.
8405 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8407 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8409 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8410 flag on ref-all pointers.
8412 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8415 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8416 for the offset with the modifier as EXPAND_INITIALIZER
8417 if the modifier is EXPAND_INITIALIZER.
8418 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8419 a register if we had an overflow.
8421 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8423 * real.c (real_isfinite): New.
8424 (real_sqrt): Use it.
8425 * real.h (real_isfinite): New.
8426 * builtins.c: Use it.
8428 2007-06-12 Ian Lance Taylor <iant@google.com>
8429 Daniel Berlin <dberlin@dberlin.org>
8432 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8433 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8434 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8435 (DECL_NO_TBAA_P): Define.
8436 (struct tree_decl_common): Add no_tbaa_flag field.
8437 * tree-ssa-structalias.c (struct variable_info): Add
8438 no_tbaa_pruning field.
8439 (new_var_info): Initialize no_tbaa_pruning field.
8440 (unify_nodes): Copy no_tbaa_pruning field.
8441 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8442 (dump_solution_for_var): Print no_tbaa_pruning flag.
8443 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8445 (compute_tbaa_pruning): New static function.
8446 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8447 Call compute_tbaa_pruning.
8448 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8449 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8450 * gimple-low.c (lower_stmt): Likewise.
8451 * tree-gimple.c (is_gimple_stmt): Likewise.
8452 * tree-ssa-operands.c (get_expr_operands): Likewise.
8453 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8454 * tree-inline.c (estimate_num_insns_1): Likewise.
8455 (copy_result_decl_to_var): Likewise.
8456 * expr.c (expand_expr_real_1): Likewise.
8457 * tree-pretty-print.c (dump_generic_node): Likewise.
8458 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8459 * omp-low.c (omp_copy_decl_2): Likewise.
8460 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8461 * doc/c-tree.texi (Expression trees): Document
8462 CHANGE_DYNAMIC_TYPE_EXPR.
8464 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8466 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8467 with !HONOR_NANS and !HONOR_INFINITIES.
8468 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8470 2007-06-12 Tristan Gingold <gingold@adacore.com>
8472 * gcov.c: Comments updated.
8473 (source_info): Add file_time field.
8474 (source_index): New variable.
8475 (mutiple_files): New variable.
8476 (generate_results): New function extracted from process_file.
8477 (process_file): Save and restore chain of functions, generate
8478 results and free structures only if not merging results.
8479 (release_structures): File names are now freed in create_file_names
8480 (create_file_names): Free previous file names.
8481 (find_source): File date is now read here and modifications in
8482 source files is checked here.
8483 (read_graph_file): Only reverse order of functions for the current
8485 (make_gcov_file_name): Do not generate long names if input_name is
8487 (output_lines): If merging results do not display graph, data and
8489 Checking source file modification is done in find_source.
8491 * doc/gcov.texi: Append an s to sourcefile.
8493 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8495 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8496 (forced_nop): New pattern.
8497 * config/bfin/bfin.c: Include "df.h".
8498 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8499 (bfin_discover_loop): Use df_get_live_in instead of
8500 global_live_at_start.
8501 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8502 df_analyze when done.
8503 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8504 the insns. Use QImode for the final insn in a bundle. Call
8505 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8507 (reorder_var_tracking_notes): New function.
8508 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8509 update_life_info. Call df_analyze after scheduling and bundle
8510 generation. Call reorder_var_tracking_notes if generating these
8511 notes. Call df_finish_pass at the end.
8513 2007-06-12 Dirk Mueller <dmueller@suse.de>
8515 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8516 a comparison, not an assignment.
8518 2007-06-12 Olivier Hainque <hainque@adacore.com>
8520 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8521 Request walking the subtrees only, leaving the current is_lhs/val_only
8523 (convert_non_local_reference): Likewise.
8525 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8527 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8529 2007-06-12 Richard Guenther <rguenther@suse.de>
8531 PR tree-optimization/15353
8532 PR tree-optimization/31657
8533 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8534 * timevar.def: Add TV_TREE_IFCOMBINE.
8535 * tree-pass.h (pass_tree_ifcombine): Declare.
8536 * tree-ssa-ifcombine.c: New file.
8537 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8538 * tree-flow.h (blocks_in_phiopt_order): Declare.
8539 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8540 (tree-ssa-ifcombine.o): New dependencies.
8542 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8544 PR rtl-optimization/32293
8545 * combine.c (simplify_if_then_else): Truncate return from
8546 nonzero_bits() to correct mode.
8548 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8550 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8551 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8553 2007-06-11 Diego Novillo <dnovillo@google.com>
8555 * Makefile.in (reload1.o-warn): Remove.
8557 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8559 * combine.c (subst): Use reg_overlap_mentioned_p
8560 instead of comparing register numbers directly.
8562 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8564 * reload1.c (mark_home_live_1): Use the mode parameter.
8566 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8568 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8569 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8573 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8575 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8577 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8580 from integer registers.
8581 (FP mode splitters): Handle TFmode.
8583 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8585 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8586 for ref-all pointers that point-to anything.
8588 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8590 * config/arm/arm.c (arm_output_dwarf_dtprel,
8591 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8593 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8595 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8596 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8599 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8601 * tree.c (signed_or_unsigned_type_for): New.
8602 (unsigned_type_for): Use signed_or_unsigned_type_for.
8603 (signed_type_for): Use signed_or_unsigned_type_for.
8604 * tree.h (signed_or_unsigned_type_for): New.
8605 (get_signed_or_unsigned_type): Remove.
8606 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8607 lang_hooks.types.signed_type
8608 (size_diffop): Likewise.
8609 (all_ones_mask_p): Likewise.
8610 (build_range_check): Likewise.
8611 (fold_cond_expr_with_comparison): Likewise.
8612 (fold_cond_expr_with_comparison): Likewise.
8613 (unextend): Likewise.
8614 (extract_muldiv_1): Likewise.
8615 (fold_single_bit_test_into_sign_test): Likewise.
8616 (fold_binary): Likewise.
8617 (fold_ternary): Likewise.
8618 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8619 instead of get_signed_or_unsigned_type.
8620 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8621 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8622 * expr.c (signed_or_unsigned_type_for): Use
8623 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8624 * langhooks.c (get_signed_or_unsigned_type): Remove.
8625 (lhd_signed_or_unsigned_type): Remove.
8626 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8627 signed_or_unsigned_type.
8628 (lhd_signed_or_unsigned_type): Remove.
8629 * expmed.c (make_tree): Use signed_type_for instead of
8630 lang_hooks.types.signed_type.
8631 * c-common.c (same_scalar_type_ignoring_signedness): Use
8632 c_common_signed_type instead of lang_hooks.types.signed_type.
8633 (c_common_unsigned_type): New.
8634 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8635 (shorten_compare): Use c_common_unsigned_type instead of
8636 c_common_signed_or_unsigned_type.
8637 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8639 * convert.c (convert_to_integer): Use signed_type_for instead of
8640 lang_hooks.types.signed_type.
8641 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8642 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8643 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8644 * c-format.c (check_format_types): Use c_common_unsigned_type
8645 instead of unsigned_type_for.
8646 * c-decl.c (groakdeclarator): Likewise.
8647 * c-typeck.c (convert_for_assignment): Likewise.
8648 * c-common.h (c_common_unsigned_type): New.
8650 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8653 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8654 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8656 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8659 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8660 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8662 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8663 Sebastian Pop <sebpop@gmail.com>
8665 * lambda-code.c (remove_iv): New.
8666 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8668 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8670 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8671 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8672 * tree-ssa-loop-prefetch.c: Include optabs.h.
8673 (FENCE_FOLLOWING_MOVNT): New macro.
8674 (struct mem_ref): Add independent_p and storent_p fields.
8675 (record_ref): Initalize the new fields.
8676 (gather_memory_references_ref): Return true if the reference
8678 (gather_memory_references): Check whether all memory accesses
8679 in loop were recorded.
8680 (should_issue_prefetch_p): Return false for nontemporal stores.
8681 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8682 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8683 (determine_loop_nest_reuse): Detect independent memory references.
8684 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8685 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8686 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8687 * config/i386/i386.h (x86_mfence): Declare.
8688 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8689 * config/i386/i386.c (x86_mfence): New variable.
8690 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8692 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8693 * optabs.c (init_optabs): Initialize storent_optab.
8694 * optabs.h (enum optab_index): Add OTI_storent.
8695 (storent_optab): Declare.
8696 * genopinit.c (optabs): Add initialization for storent_optab.
8697 * tree.h (MOVE_NONTEMPORAL): New macro.
8698 * expr.c (expand_assignment, store_expr, store_constructor_field,
8699 store_constructor, store_field, expand_expr_real_1): Propagate
8700 nontemporality of the expanded store.
8701 (emit_storent_insn): New function.
8702 * expr.h (expand_assignment, store_expr): Declaration changed.
8703 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8704 to expand_assignment.
8705 * stmt.c (expand_asm_expr): Ditto.
8706 * calls.c (initialize_argument_information): Pass false as
8707 nontemporality to store_expr.
8708 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8711 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8713 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8715 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8717 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8719 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8720 and allow DECL_P here.
8722 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8724 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8725 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8726 track of the size of the expression.
8727 * cfghooks.c (merge_blocks): Remove block from loops structure only
8728 after call of the merge_blocks hook.
8730 2007-06-09 Tom Tromey <tromey@redhat.com>
8732 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8733 (deprecated_state): Removed.
8734 (start_decl): Update.
8735 (enum deprecated_states): Moved earlier.
8736 (groktypename): Update.
8737 (push_parm_decl): Likewise.
8738 (grokfield): Likewise.
8739 (start_function): Likewise.
8741 2007-06-09 Ian Lance Taylor <iant@google.com>
8743 PR tree-optimization/32169
8744 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8745 CONVERT_EXPR, check whether min and max both converted to an
8746 overflow infinity representation.
8748 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8750 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8751 not inserted on the edge.
8753 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8755 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8756 instructions if they are supported.
8757 (__divsi3, __umodsi3, __modsi3): Likewise.
8758 (__ashldi3, __ashrdi3, __lshrdi3): New.
8759 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8761 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8762 Tony Linthicum <tony.linthicum@amd.com>
8764 * doc/invoke.texi: Add fvect-cost-model flag.
8765 * common.opt (fvect-cost-model): New flag.
8766 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8767 cost fields in stmt_vec_info struct for STMT.
8768 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8769 fields in stmt_vec_info struct and access functions for the same.
8770 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8771 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8772 load, store and vector to scalar operation.
8773 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8774 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8775 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8776 (TARG_VEC_STORE_COST): Define cost of vector store.
8777 (vect_estimate_min_profitable_iters): Define new function.
8778 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8779 check to evaluate if loop iterations are less than minimum profitable
8780 iterations determined by cost model or minimum vect loop bound defined
8781 by user, whichever is more conservative.
8782 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8783 run-time check to evaluate if loop iterations are less than minimum
8784 profitable iterations determined by cost model or minimum vect loop
8785 bound defined by user, whichever is more conservative.
8786 (vect_estimate_min_profitable_iterations): New function to estimate
8787 mimimimum iterartions required for vector version of loop to be
8788 profitable over scalar version.
8789 (vect_model_reduction_cost): New function.
8790 (vect_model_induction_cost): New function.
8791 (vect_model_simple_cost): New function.
8792 (vect_cost_strided_group_size): New function.
8793 (vect_model_store_cost): New function.
8794 (vect_model_load_cost): New function.
8795 (vectorizable_reduction): Call vect_model_reduction_cost during
8797 (vectorizable_induction): Call vect_model_induction_cost during
8799 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8800 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8801 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8802 vectorizable_promotion, vectorizable_demotion): Call
8803 vect_model_simple_cost during analysis phase.
8805 2007-06-08 Simon Baldwin <simonb@google.com>
8807 * reg-stack.c (get_true_reg): Readability change. Moved default case
8808 label into direct switch statement scope.
8810 2007-06-08 Simon Baldwin <simonb@google.com>
8812 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8813 in gcc_assert() with '==' comparison.
8815 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8817 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8818 TARGET_ABM handling of x86_popcnt variable.
8820 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8822 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8823 __builtin_copysignq and __builtin_infq built-in functions.
8825 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8827 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8828 SSE4.2 section. Correct built-in function names in SSE4A section.
8830 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8832 PR tree-optimization/32243
8833 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8834 for ncopies after ratio check between nunits_out and nunits_in.
8835 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8837 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8839 PR tree-optimization/32224
8840 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8841 vectorization upon a non GIMPLE_MODIFY_STMT.
8843 2007-06-08 Christian Bruel <christian.bruel@st.com>
8846 * config/sh/sh.md (doloop_end): New pattern and splitter.
8847 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8849 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8852 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8854 (verify_dominators): Do not change dominance tree.
8856 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8858 * config/sh/constraints.md: New file.
8859 * config/sh/sh.c: Include tm-constrs.h.
8860 (reg_class_from_letter): Remove.
8861 (prepare_cbranch_operands): Use satisfies_constraint_*
8862 function instead of macro.
8863 (andcosts, broken_move, sh_secondary_reload): Likewise.
8864 * config/sh/predicates.md (trapping_target_operand): Likewise.
8865 (and_operand, arith_operand, arith_reg_or_0_operand,
8866 cmp_operand, logical_operand, target_operand,
8867 ua_address_operand, ua_offset, xor_operand): Likewise.
8868 * config/sh/sh.md: Include constraints.md.
8869 (*movsicc_t_false): Use satisfies_constraint_* function
8871 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8872 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8873 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8874 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8875 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8876 (REG_CLASS_FROM_CONSTRAINT): Remove.
8877 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8878 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8879 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8880 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8881 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8882 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8883 function instead of macro.
8884 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8885 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8886 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8887 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8888 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8889 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8890 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8891 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8892 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8893 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8894 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8895 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8896 EXTRA_CONSTRAINT_STR): Likewise.
8897 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8899 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8901 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8903 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8906 * c-common.h (flag_cpp0x): Replaced by...
8907 (cxx_dialect): ... this new variable specifying the C++ dialect that
8909 * c-common.c (flag_cpp0x): Removed.
8910 (cxx_dialect): Defined.
8911 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8913 * c-opts.c (c_common_post_options): Likewise.
8914 (set_std_cxx98): Set cxx_dialect to cxx98.
8915 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8917 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8918 Hui-May Chang <hm.chang@apple.com>
8920 * doc/invoke.texi (Darwin Options): Update documentation for
8921 -mmacosx-version-min.
8922 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8923 * config/darwin-driver.c: New file.
8924 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8925 * config/t-darwin (darwin-driver.o): New rule.
8927 * config/darwin-c.c (version_as_macro): Ignore low digit.
8929 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8931 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8932 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8933 (CSGNMODE): New mode macro.
8934 (CSGNVMODE): New mode attribute.
8935 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8936 expander using CSGNMODE mode macro. Handle TFmode.
8937 (copysign<mode>3_const): Rename from copysignsf3_const and
8938 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8940 (copysign<mode>3_var): Rename from copysignsf3_var and
8941 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8943 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8944 mode macro. Handle TFmode.
8945 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8946 (iortf3, *iortf3): Ditto.
8947 (xortf3, *xortf3): Ditto.
8948 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8949 TFmode and TImode masks.
8950 (ix86_expand_copysign): Expand TFmode copysign insn.
8951 (IX86_BUILTIN_INFQ): New.
8952 (IX86_BUILTIN_FABSQ): Ditto.
8953 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8954 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8955 [__builtin_fabsq]: Ditto.
8956 [__builtin_copysignq]: Ditto.
8957 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8958 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8959 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8960 ix86_expand_binop_builtin().
8962 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8964 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8966 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8969 * rtl.h (push_to_sequence2): New.
8970 * emit-rtl.c (push_to_sequence2): New.
8971 * function.c (assign_parm_data_all): Add new fields.
8972 (assign_parm_setup_block): Call push_to_sequence2 instead of
8974 (assign_parm_setup_reg): Ditto.
8975 (assign_parm_setup_stack): Ditto.
8976 (assign_parms_unsplit_complex): Ditto.
8977 (assign_parms): Change field name.
8979 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8981 PR tree-optimization/32220
8982 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8983 phi node is reached before defining statement.
8985 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8988 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8989 after changing the right hand side of the assignment.
8991 2007-06-06 Eric Christopher <echristo@apple.com>
8993 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8994 (x86_64-*-darwin*): Ditto.
8995 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8996 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8998 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9000 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9002 (add_key): Likewise.
9003 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9004 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9006 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9008 (add_cost_one_coalesce): Likewise.
9009 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9010 variable names. Rename orig to orig_name for consistency.
9011 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9013 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9015 (record_equivalences_from_stmt): Likewise.
9016 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9017 the coding conventions.
9018 (memory_ssa_name_same): Likewise.
9019 (dse_optimize_stmt): Likewise.
9020 (dse_record_phis): Likewise.
9021 (dse_finalize_block): Likewise.
9022 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9023 keywords as variable names.
9024 (may_move_till): Cast according to the coding conventions.
9025 (force_move_till_expr): Avoid using C++ keywords as variable names.
9026 (force_move_till): Cast according to the coding conventions.
9027 (memref_hash): Likewise.
9028 (memref_eq): Likewise.
9029 (gather_mem_refs_stmt): Likewise.
9030 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9031 using C++ keywords as variable names.
9032 (idx_find_step): Cast according to the coding conventions.
9033 (idx_record_use): Likewise.
9034 (find_depends): Likewise.
9035 (prepare_decl_rtl): Likewise.
9036 (mbc_entry_hash): Likewise.
9037 (mbc_entry_eq): Likewise.
9038 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9039 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9040 (idx_infer_loop_bounds): Cast according to the coding conventions.
9041 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9042 * tree-ssa-math-opts.c (occ_new ): Likwise.
9043 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9045 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9047 (add_use_op): Likewise.
9048 (add_vop): Likewise.
9049 (add_vuse_op): Likewise.
9050 (add_vdef_op): Likewise.
9051 (get_expr_operands): Likewise.
9052 (push_stmt_changes): Use type safe memory macros.
9053 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9054 keywords as variable names.
9055 (conditional_replacement): Likewise.
9056 (minmax_replacement): Likewise.
9057 (abs_replacement): Likewise.
9058 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9060 (insert_fake_stores): Avoid using C++ keywords as variable names.
9061 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9063 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9064 (heapvar_insert): Use type safe memory macros.
9065 (new_var_info): Cast according to the coding conventions.
9066 (new_constraint): Likewise.
9067 (remove_preds_and_fake_succs): Use type safe memory macros.
9068 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9070 (thread_single_edge): Likewise.
9071 (thread_through_loop_header): Likewise.
9073 2007-06-06 Eric Christopher <echristo@apple.com>
9075 * config/i386/i386.c (override_options): Move handling
9076 of TARGET_SUBTARGET* earlier.
9078 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9080 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9083 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9085 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9086 emited outside of basic block.
9087 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9089 * rtl.h (delete_insn_chain): Declaration changed.
9090 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9092 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9093 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9094 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9095 to delete_insn_chain.
9096 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9097 do not have bb field set.
9098 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9100 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9101 * cfgcleanup.c (try_optimize_cfg): Ditto.
9103 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9105 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9106 (lambda_body_vector_new): Use type safe memory macros.
9107 (lambda_linear_expression_new): Likewise.
9108 (lambda_loopnest_new): Likewise.
9109 (lambda_lattice_new): Likewise.
9110 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9111 conventions. Use type safe memory macros.
9112 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9113 (lambda_body_vector_s): Likewise.
9114 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9115 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9117 2007-06-06 Richard Guenther <rguenther@suse.de>
9119 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9120 if we need to schedule cfg_cleanup.
9121 (tree_ssa_forward_propagate_single_use_vars): Do so.
9123 2007-06-06 Ian Lance Taylor <iant@google.com>
9125 * fold-const.c (merge_ranges): If range_successor or
9126 range_predecessor fail, just return 0.
9128 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9130 PR tree-optimization/32216
9131 * tree-vectorizer.c (supportable_widening_operation): Determine
9132 signedness of FIX_TRUNC_EXPR from output operand.
9133 (supportable_narrowing_operation): Ditto.
9134 * tree-vect-generic.c (expand_vector_operations_1): Determine
9135 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9138 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9140 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9141 (struct pta): ...from here. Change flags to unsigned to avoid
9142 excessive casting (as it is used as a bit mask).
9143 (override_options): Add casts according to the coding convenventions.
9144 (x86_64_elf_unique_section): Likewise.
9145 (examine_argument): Avoid using C++ keywords as variable names.
9146 (construct_container): Likewise.
9147 (legitimize_pic_address): Likewise.
9148 (get_dllimport_decl): Cast according to the coding conventions. Use
9149 type safe memory macros.
9150 (legitimize_address): Cast according to the coding conventions.
9151 (emit_i387_cw_initialization): Corrected the type of slot to enum
9153 (ix86_init_machine_status): Use type safe memory macros.
9154 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9155 (bdesc_pcmpistr): Likewise.
9156 (bdesc_crc32): Likewise.
9157 (bdesc_sse_3arg): Likewise.
9158 (bdesc_2arg): Likewise.
9159 (bdesc_1arg): Likewise.
9160 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9161 (ix86_expand_sse_pcmpistr): Likewise.
9162 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9163 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9164 int to match the langhook definition.
9165 (ix86_builtin_conversion): Change the type of code to unsigned init to
9166 match the langhook definition.
9167 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9169 (ix86_preferred_output_reload_class): Likewise.
9170 (ix86_cannot_change_mode_class): Likewise.
9171 (ix86_memory_move_cost): Likewise.
9172 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9173 avoid excessive casting later on.
9174 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9176 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9178 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9179 as flags setting insn.
9180 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9182 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9184 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9185 (UNSPEC_ROUND): New.
9186 ("sse4_1_round<mode>2"): New insn pattern.
9187 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9189 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9190 expander using SSEMODEF mode macro. Expand using
9191 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9192 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9193 expander using SSEMODEF mode macro. Expand using
9194 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9195 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9196 expander using SSEMODEF mode macro. Expand using
9197 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9198 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9199 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9200 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9203 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9204 Sebastian Pop <sebpop@gmail.com>
9206 * lambda.h (build_linear_expr): New.
9207 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9208 Use build_linear_expr, call fold and force_gimple_operand.
9209 (lambda_loopnest_to_gcc_loopnest): Check that there is
9210 something to insert.
9211 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9213 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9215 PR preprocessor/23479
9216 * doc/extend.texi: Document the 0b-prefixed binary integer
9219 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9221 PR tree-optimization/32215
9222 * tree-vectorizer.c (supportable_widening_operation): Return false
9223 for unsupported FIX_TRUNC_EXPR tree code.
9224 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9226 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9228 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9229 register on SPE targets. Change documentation to reflect
9231 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9232 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9233 out of the register allocation pool.
9234 (rs6000_reg_live_or_pic_offset_p): New function.
9235 (rs6000_emit_prologue): Move the actual saving of LR up to free
9236 r0 for holding r11. Split saving of SPE 64-bit registers into
9237 its own case. Ensure that offsets will always be in-range for
9238 'evstdd' by using r11 as a scratch register to point at the start
9239 of the SPE save area. Save r11 if necessary, as it is the static
9241 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9242 into its own case. Ensure that offsets will always be in-range
9243 for 'evldd' by using r11 as a scratch register to point at the
9244 start of the SPE save area. Also adjust r11 when restoring
9245 the stack pointer to compensate for pre-loading r11.
9247 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9249 * cfg.c (init_flow): Use type safe memory macros.
9250 (alloc_block): Likewise.
9251 (unchecked_make_edge): Likewise.
9252 (dump_flow_info): Avoid using C++ keywords as variable names.
9253 (copy_original_table_clear): Cast according to the coding conventions.
9254 (copy_original_table_set): Likewise.
9255 * cfgexpand (label_rtx_for_bb): Likewise.
9256 (expand_gimple_basic_block): Likewise.
9257 * cfghooks.c (dump_bb): Likewise.
9258 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9260 (lv_add_condition_to_bb): Likewise.
9261 * cfglayout (relink_block_chain): Cast according to the coding
9263 (fixup_reorder_chain): Likewise.
9264 (fixup_fallthru_exit_predecessor): Likewise.
9265 * cfgloop.c (glb_enum_p): Likewise.
9266 (get_exit_description): Likewise.
9267 (dump_recorded_exit): Likewise.
9268 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9269 (struct loop): ... from here.
9270 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9272 * cfgrtl.c (rtl_create_basic_block): Likewise.
9273 (rtl_split_block): Likewise.
9274 (rtl_dump_bb): Likewise.
9275 (cfg_layout_split_block): Likewise.
9276 (init_rtl_bb_info): Use typesafe memory macros.
9278 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9279 * graphds.h: Updated all usages of edge to graph_edge.
9280 * graphds.c: Likewise.
9281 * cfgloopanal.c: Likewise.
9283 2007-06-05 Ian Lance Taylor <iant@google.com>
9285 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9286 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9287 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9289 (test_for_singularity): Likewise.
9291 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9293 * config/i386/constraints.md ("Y2"): Replaced by ...
9295 * config/i386/i386.md: Likewise.
9296 * config/i386/mmx.md: Likewise.
9297 * config/i386/sse.md: Likewise.
9299 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9301 * config/i386/constraints.md ("z"): Replaced by ...
9303 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9304 (sse4_1_blendvps): Likewise.
9305 (sse4_1_pblendvb): Likewise.
9306 (sse4_2_pcmpestr): Likewise.
9307 (sse4_2_pcmpestrm): Likewise.
9308 (sse4_2_pcmpestr_cconly): Likewise.
9309 (sse4_2_pcmpistr): Likewise.
9310 (sse4_2_pcmpistrm): Likewise.
9311 (sse4_2_pcmpistr_cconly): Likewise.
9313 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9315 * matrix-reorg.c (transform_access_sites): Fix computation.
9316 (transform_allocation_sites): Same.
9318 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9320 * config/i386/i386.c (override_options): Use
9321 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9323 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9325 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9326 (nonimm_not_xmm0_operand): Ditto.
9327 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9328 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9329 as operand[2] predicate. Require "z" class XMM register for
9330 operand[3]. Adjust asm template.
9331 ("sse4_1_blendvpd"): Ditto.
9332 ("sse4_1_pblendvb"): Ditto.
9333 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9334 force op2 into xmm0 register for variable blend instructions.
9336 2007-06-04 Tom Tromey <tromey@redhat.com>
9338 * c-tree.h (start_enum): Update.
9339 (build_enumerator): Likewise.
9340 * c-decl.c (enum_next_value): Removed.
9341 (enum_overflow): Likewise.
9342 (start_enum): Add c_enum_contents argument. Don't use globals.
9343 (build_enumerator): Likewise.
9344 * c-tree.h (struct c_enum_contents): New struct.
9346 2007-06-04 Tom Tromey <tromey@redhat.com>
9348 * c-common.c (c_common_get_alias_set): Fix indentation.
9350 2007-06-04 Ian Lance Taylor <iant@google.com>
9352 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9353 to overflow, reduce overflow infinity to regular infinity.
9354 (vrp_var_may_overflow): New static function.
9355 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9357 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9359 * stor-layout.c (layout_type): Remove duplicate code.
9361 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9364 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9365 before build_common_builtin_nodes ().
9367 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9370 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9372 2007-06-04 Jan Hubicka <jh@suse.cz>
9374 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9375 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9376 instead of _stat version.
9378 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9380 PR tree-optimization/32194
9381 * tree-predcom.c (determine_offset): Check that both references have
9384 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9386 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9387 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9388 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9389 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9390 Add argument to iterate_fix_dominators call.
9391 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9392 * gcse.c (hoist_code): Change domby to vector.
9393 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9394 Add argument to iterate_fix_dominators call.
9395 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9396 recompute_dominator.
9397 * lambda-code.c (perfect_nestify): Ditto.
9398 * cfgloopanal.c: Include graphds.h.
9399 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9400 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9401 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9403 * graphds.c: New file.
9404 * graphds.h: New file.
9405 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9406 (get_dominated_by, get_dominated_by_region): Change return type to
9408 (verify_dominators): Recompute all dominators and compare the results.
9409 (recount_dominator): Renamed to ...
9410 (recompute_dominator): ... this. Do not check that the block is
9412 (iterate_fix_dominators): Reimplemented.
9413 (prune_bbs_to_update_dominators, root_of_dom_tree,
9414 determine_dominators_for_sons): New functions.
9415 * et-forest.c (et_root): New function.
9416 * et-forest.h (et_root): Declare.
9417 * Makefile.in (graphds.o): Add.
9418 (cfgloopanal.o): Add graphds.h dependency.
9419 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9420 * basic-block.h (get_dominated_by, get_dominated_by_region,
9421 iterate_fix_dominators): Declaration changed.
9422 (recount_dominator): Renamed to ...
9423 (recompute_dominator): ... this.
9424 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9425 (thread_through_all_blocks): Do not free dominance info.
9427 2007-06-03 Andreas Schwab <schwab@suse.de>
9429 * config/m68k/m68k.c (override_options): Don't override
9431 * config/m68k/m68k-modes.def (SF, DF): Define to use
9432 motorola_single_format and motorola_double_format, resp.
9433 * real.c (motorola_single_format): Renamed from
9434 coldfire_single_format.
9435 (motorola_double_format): Renamed from coldfire_double_format.
9436 (encode_ieee_extended): Generate a proper canonical NaN image
9437 respecting canonical_nan_lsbs_set.
9438 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9440 * real.h: Adjust declarations.
9442 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9445 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9446 the symbol is generated with the stack protector.
9448 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9450 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9451 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9453 * doc/extend.texi (interrupt): Mention m68k.
9455 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9457 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9458 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9459 (ix86_expand_sse_pcmpestr): Do not check operands for
9460 "register_operand", when insn operand predicate is "register_operand".
9461 (ix86_expand_sse_pcmpistr): Ditto.
9463 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9464 Uros Bizjak <ubizjak@gmail.com>
9466 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9467 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9468 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9469 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9470 * config/i386/constraints.md ("z"): New register constraint
9471 for members of SSE_FIRST_REG class.
9472 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9473 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9474 SSE_FIRST_REG class.
9475 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9476 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9477 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9478 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9479 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9480 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9481 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9482 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9483 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9484 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9485 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9486 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9487 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9488 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9489 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9490 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9491 (struct builtin_description): Change "flag" field to unsigned.
9492 (bdesc_pcmpestr): New builtin description table.
9493 (bdesc_pcmpistr): Likewise.
9494 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9495 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9496 Initialize pcmp[ei]str[im] insns for SSE4.2.
9497 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9498 (ix86_expand_sse_pcmpistr): Likewise.
9499 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9500 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9501 (UNSPEC_PCMPISTR): Likewise.
9502 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9503 (sse4_2_pcmpestri):New isns pattern.
9504 (sse4_2_pcmpestrm): Likewise.
9505 (sse4_2_pcmpestr_cconly): Likewise.
9506 (sse4_2_pcmpistr): New insn patern and splitter.
9507 (sse4_2_pcmpistri):New isns pattern.
9508 (sse4_2_pcmpistrm): Likewise.
9509 (sse4_2_pcmpistr_cconly): Likewise.
9510 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9513 2007-06-01 David Daney <ddaney@avtrex.com>
9515 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9516 LOADGP_ABSOLUTE and not binds_local_p.
9518 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9520 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9522 2007-06-01 Ian Lance Taylor <iant@google.com>
9524 * tree-vrp.c (compare_name_with_value): Always set
9525 used_strict_overflow if we get a result from the variable itself.
9527 2007-06-01 Ian Lance Taylor <iant@google.com>
9529 PR rtl-optimization/31455
9530 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9531 subregs which have a cast between modes which are not tieable.
9533 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9535 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9536 breaks after return statements.
9538 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9540 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9541 only after no_new_pseudos.
9543 2007-05-31 Eric Christopher <echristo@apple.com>
9545 * expr.c (convert_move): Assert that we don't have a BLKmode
9547 (store_expr): Handle BLKmode moves by calling emit_block_move.
9549 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9551 * c-typeck.c (build_indirect_ref): Include type in error message.
9552 (build_binary_op): Pass types to binary_op_error.
9553 * c-common.c (binary_op_error): Take two type arguments, print out
9555 * c-common.h (binary_op_error): Update prototype.
9557 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9559 * config/i386/i386.c: Correct coments on -mno-sse4.
9561 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9563 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9564 (x86_64-*-*): Likewise.
9565 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9566 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9567 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9568 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9569 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9570 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9571 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9572 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9573 (OPTION_MASK_ISA_SSE4): Likewise.
9574 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9575 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9576 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9577 (override_options): Support SSE4.2.
9578 (ix86_build_const_vector): Support SImode and DImode.
9579 (ix86_build_signbit_mask): Likewise.
9580 (ix86_expand_int_vcond): Support V2DImode.
9581 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9582 (IX86_BUILTIN_CRC32HI): Likewise.
9583 (IX86_BUILTIN_CRC32SI): Likewise.
9584 (IX86_BUILTIN_CRC32DI): Likewise.
9585 (IX86_BUILTIN_PCMPGTQ): Likewise.
9586 (bdesc_crc32): Likewise.
9587 (bdesc_sse_3arg): Likewise.
9588 (ix86_expand_crc32): Likewise.
9589 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9590 (ix86_expand_builtin): Likewise.
9591 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9592 __SSE4_2__ for -msse4.2.
9593 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9594 (CRC32MODE): Likewise.
9595 (crc32modesuffix): Likewise.
9596 (crc32modeconstraint): Likewise.
9597 (sse4_2_crc32<mode>): Likewise.
9598 (sse4_2_crc32di): Likewise.
9599 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9601 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9602 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9603 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9604 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9605 (vcondu<mode>): Likewise.
9606 * doc/extend.texi: Document SSE4.2 built-in functions.
9607 * doc/invoke.texi: Document -msse4.2/-msse4.
9609 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9611 PR tree-optimization/32160
9612 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9613 variable as gimple reg.
9614 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9616 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9618 * gcc.c (main): Don't consider linker options when issuing the
9619 warning about a linker input file not being used.
9621 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9623 * tree-vrp.c (compare_names): Initialize sop.
9625 2007-05-30 Dirk Mueller <dmueller@suse.de>
9627 * cgraphunit.c (cgraph_analyze_function): Remove
9628 computation of inline parameters.
9630 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9632 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9634 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9636 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9637 Add vx-common.h. Include vxworks.h between vx-common.h and
9639 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9641 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9642 (TARGET_ASM_DESTRUCTOR): Likewise.
9643 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9644 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9645 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9646 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9647 (VXWORKS_ENDIAN_SPEC): Define.
9648 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9649 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9650 VXWORKS_* equivalents.
9651 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9652 (ASM_FILE_START): Delete.
9653 (TARGET_VERSION): Reformat.
9654 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9655 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9656 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9657 (FPBIT, DPBIT): Define.
9658 (fp-bit.c, dp-bit.c): New rules.
9659 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9660 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9661 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9662 * config/arm/arm.h: Include vxworks-dummy.h.
9663 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9664 Mark with ATTRIBUTE_UNUSED.
9665 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9666 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9667 make it incompatible with -msingle-pic-base.
9668 (arm_function_ok_for_sibcall): Return false for calls that might
9669 go through a VxWorks PIC PLT entry.
9670 (require_pic_register): New function, split out from...
9671 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9673 (arm_load_pic_register): Handle the VxWorks RTP initialization
9674 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9675 (arm_emit_call_insn): New function.
9676 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9677 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9678 (pic_offset_arm): New pattern.
9679 (call, call_value): Use arm_emit_call_insn.
9680 (call_internal, call_value_internal): New expanders.
9681 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9682 VxWorks unless __PIC__.
9684 2007-05-30 Eric Christopher <echristo@gmail.com>
9686 * genrecog.c: Include regs.h in generated file.
9687 * genemit.c: Ditto. Fix up formatting.
9688 * config/mn10300/constraints.md: New.
9689 * config/mn10300/mn10300.md: Include.
9690 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9691 Fix up for removed macro.
9692 * config/mn10300/predicates.md (call_address_operand): Ditto.
9693 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9694 (CONST_OK_FOR_I): Ditto.
9695 (CONST_OK_FOR_J): Ditto.
9696 (CONST_OK_FOR_K): Ditto.
9697 (CONST_OK_FOR_L): Ditto.
9698 (CONST_OK_FOR_M): Ditto.
9699 (CONST_OK_FOR_N): Ditto.
9700 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9704 (EXTRA_CONSTRAINT): Ditto.
9706 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9710 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9711 OPTION_MASK_ISA_64BIT.
9712 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9714 2007-05-30 Richard Guenther <rguenther@suse.de>
9717 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9718 types for comparison.
9719 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9720 with original typed arguments.
9721 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9723 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9725 PR tree-optimization/31769
9726 * except.c (duplicate_eh_regions): Clear prev_try if
9727 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9729 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9731 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9732 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9733 bsi of the location where statements should be inserted.
9734 (sink_code_in_bb): Take bsi from statement_sink_location.
9735 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9736 instead of bsi_start.
9737 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9739 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9740 (bsi_move_before): Document inconsistency with bsi_move_after.
9741 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9743 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9745 * config/i386/i386.h (TARGET_ABM): New define.
9746 (TARGET_POPCNT): Ditto.
9747 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9748 New temporary defines to redefine from OPTION_ISA_* defines.
9749 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9750 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9751 (ix86_isa_flags): New extern int declaration.
9752 (TARGET_SUBTARGET_DEFAULT): New define.
9753 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9754 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9755 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9756 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9757 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9758 * config/i386/darwin.h: Change TARGET_64BIT define to
9761 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9762 using existing "ix86_isa_flags" varible.
9763 (m32, m64): Use existing "ix86_isa_flags" variable.
9764 (mmmx, m3dnow): Ditto.
9765 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9766 (mabm): Define as non-negative option using "x86_abm" variable.
9767 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9769 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9770 Rewrite feature test bitmap.
9771 (ix86_isa_flags): New initialized global int varible.
9772 (ix86_isa_flags_explicit): New static int variable.
9773 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9774 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9775 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9776 target_flags_explicit.
9777 (override_options): Remove "target_enable" and "target_disable" fields
9778 from "struct ptt". Update processor_target_table accordingly. Remove
9779 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9780 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9781 "target_flags" and "ix86_isa_flags_explicit" instead of
9782 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9783 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9784 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9785 to true when either of PTA_POPCNT or PTA_ABM is set in
9786 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9787 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9788 processor_alias_table flags entry. Remove handling of
9789 "target_enable" and "target_disable" fields of processor_target_table.
9790 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9791 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9792 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9793 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9794 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9796 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9798 2007-05-29 David Daney <ddaney@avtrex.com>
9801 * config/mips/mips.c (mips_output_mi_thunk): Emit
9802 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9804 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9805 * config/i386/i386.c (ix86_function_regparm): Added checking of
9806 ix86_force_align_arg_pointer to determine the number of
9807 register parameters.
9809 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9811 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9812 (SET_DR_MISALIGNMENT): New.
9813 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9814 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9815 Use SET_DR_MISALIGNMENT.
9816 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9818 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9819 find_loop_nest): Export.
9820 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9821 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9822 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9823 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9825 (struct mem_ref): Add field reuse_distance.
9826 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9827 Initialize reuse_distance field.
9828 (issue_prefetch_ref): Select temporality of prefetch according to
9830 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9831 self_reuse_distance, determine_loop_nest_reuse): New functions.
9832 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9833 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9834 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9837 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9839 * tree-ssa-alias.c: Add aliasing overview.
9841 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9842 Danny Smith <dannysmith@users.sourceforge.net>
9845 * config/i386/t-crtfm: Compile crtfastmath.o with
9846 -minline-all-stringops.
9847 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9848 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9850 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9852 * doc/md.texi: Document constraints on HP PA-RISC.
9854 * pa/constraints.md: New file.
9855 * pa.md: Include constraints.md.
9856 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9857 (integer_store_memory_operand, ldil_cint_p): New functions.
9858 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9859 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9860 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9861 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9862 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9864 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9867 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9868 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9869 case POSTDECREMENT_EXPR>): Return the error_mark_node
9870 if either the real or imaginary parts would an
9873 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9875 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9876 name when we remove it from a call.
9878 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9880 * targhooks.c (default_narrow_bitfield): Remove.
9881 * targhooks.h: Remove the prototype for
9882 default_narrow_bitfield.
9884 * langhooks-def.h: Remove the prototype for
9885 hook_get_alias_set_0.
9886 * langhooks.c (hook_get_alias_set_0): Remove.
9888 * global.c (EXECUTE_IF_CONFLICT): Remove.
9890 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9893 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9894 return true when truth_value_p is true and the type
9897 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9899 * doc/install.texi (Prerequisites): We no longer require Autoconf
9900 2.13 for the top-level.
9902 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9904 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9905 memory access via x86_expand_vector_move_misalign() only for
9906 TImode values on 32-bit targets.
9908 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9910 * matrix-reorg.c: New file. Implement matrix flattening and
9911 transposing optimization.
9912 * tree-pass.h: Add matrix reorg pass.
9913 * common.opt: Add fipa-mreorg flag.
9914 * Makefile.in: Add matrix-reorg.c.
9915 * passes.c: Add matrix reorg pass.
9916 * varpool.c (add_new_static_var): New function.
9917 * cgraph.h (add_new_static_var): Declare.
9919 2007-05-27 Eric Christopher <echristo@apple.com>
9921 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9922 sp_offset depending on stack size. Save r12 depending
9923 on registers we're saving later.
9924 (rs6000_emit_epilogue): Update sp_offset depending only
9927 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9929 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9930 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9931 * ifcvt.c (if_convert): Ditto.
9932 * tree-ssa-threadupdate.c (thread_block): Ditto.
9933 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9934 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9935 verify_loop_closed_ssa): Check number_of_loops instead of
9937 * predict.c (tree_estimate_probability): Ditto.
9938 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9939 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9940 * modulo-sched.c (sms_schedule): Ditto.
9941 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9942 (scev_finalize): Do not do anything if scev analysis was not
9944 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9945 current_loops == NULL.
9946 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9947 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9949 (loop_optimizer_finalize): Assert that loops were analyzed.
9950 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9951 rtl_doloop): Check number_of_loops instead of current_loops.
9952 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9953 current_loops == NULL.
9954 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9955 gate_tree_vectorize tree_linear_transform, check_data_deps,
9956 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9957 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9958 Check number_of_loops instead of current_loops.
9959 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9960 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9961 free loops if available.
9962 (execute_pre): Do not pass do_fre to fini_pre.
9964 2007-05-27 Tobias Burnus <burnus@net-b.de>
9967 * real.c (mpfr_from_real): Fix sign of -Inf.
9969 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9971 * tree-vect-transform.c (vectorizable_conversion): Initialize
9972 tree_code variables to ERROR_MARK.
9973 (vectorizable_type_demotion): Likewise.
9974 (vectorizable_type_promotion): Likewise.
9976 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9979 * config/i386/i386.md (movti): Handle push operands via
9982 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9984 * basic-block.h: Remove the prototype for merge_seq_blocks.
9985 * cfgcleanup.c (merge_seq_blocks): Remove.
9987 * tree-flow.h: Remove the prototype for is_aliased_with.
9988 * tree-ssa-alias.c (is_aliased_with): Remove.
9990 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9992 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9994 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9996 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9997 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9998 (vec_unpacks_hi_v16qi): Likewise.
9999 (vec_unpacku_lo_v16qi): Likewise.
10000 (vec_unpacks_lo_v16qi): Likewise.
10001 (vec_unpacku_hi_v8hi): Likewise.
10002 (vec_unpacks_hi_v8hi): Likewise.
10003 (vec_unpacku_lo_v8hi): Likewise.
10004 (vec_unpacks_lo_v8hi): Likewise.
10005 (vec_unpacku_hi_v4si): Likewise.
10006 (vec_unpacks_hi_v4si): Likewise.
10007 (vec_unpacku_lo_v4si): Likewise.
10008 (vec_unpacks_lo_v4si): Likewise.
10010 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10012 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10013 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10014 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10015 follow spelling conventions in various
10016 warning/error/diagnostic messages.
10018 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10019 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10020 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10021 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10022 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10023 * doc/tm.texi: Follow spelling conventions.
10025 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10028 * tree-ssa-forwprop.c
10029 (forward_propagate_addr_into_variable_array_index): Remove
10030 the lhs argument. Use the type of def_rhs instead of lhs.
10031 (forward_propagate_addr_expr_1): Update use of
10032 forward_propagate_addr_into_variable_array_index.
10034 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10035 Nigel Stephens <nigel@mips.com>
10037 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10038 function attributes, "far" being an alias for "long_call".
10039 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10040 (mips_near_type_p, mips_far_type_p): New.
10041 (mips_comp_type_attributes): New function to check that attributes
10042 attached to a function type are compatible.
10043 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10044 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10045 to the target function of the thunk.
10046 (mips_encode_section_info): Check for "near" and "far" function
10047 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10049 * config/mips/predicates.md (const_call_insn_operand): Test only
10050 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10052 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10055 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10056 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10057 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10058 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10060 2007-05-25 Eric Christopher <echristo@apple.com>
10062 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10063 to x86-darwin configurations.
10064 * config/i386/t-darwin: Add softfp support.
10065 * config/i386/t-darwin64: Ditto.
10066 * config/i386/sfp-machine.h: If mach then don't use
10067 aliasing, emit a stub to call.
10069 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10071 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10072 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10073 tree-predcom.c, tree-ssa-alias-warnings.c,
10074 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10075 comment typos. Follow spelling conventions.
10076 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10078 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10081 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10082 constants into memory. Expand unaligned memory references for
10083 SSE modes via x86_expand_vector_move_misalign() function.
10085 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10087 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10088 "memory" attribute for "sseishft" type insn without operands[2].
10090 2007-05-25 Dirk Mueller <dmueller@suse.de>
10091 Marcus Meissner <meissner@suse.de>
10093 * doc/extend.texi (alloc_size): New attribute.
10094 * c-common.c (handle_alloc_size_attribute): New.
10095 * tree-object-size.c (alloc_object_size): Use alloc_size
10096 attribute, if available.
10098 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10100 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10102 (__builtin_ia32_vec_ext_v2di): Likewise.
10103 (__builtin_ia32_vec_ext_v4si): Likewise.
10104 (__builtin_ia32_vec_ext_v8hi): Likewise.
10105 (__builtin_ia32_vec_ext_v16qi): Likewise.
10106 (__builtin_ia32_vec_set_v8hi): Likewise.
10108 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10110 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10112 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10114 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10115 (arm_is_longcall_p): Rename to...
10116 (arm_is_long_call_p): ...this. Take a single tree argument and
10118 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10119 (CUMULATIVE_ARGS): Remove call_cookie.
10120 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10121 (ENCODED_LONG_CALL_ATTR_P): Delete.
10122 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10123 LONG_CALL_FLAG_CHAR cases.
10124 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10125 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10126 ARM_DECLARE_FUNCTION_SIZE.
10127 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10128 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10129 (arm_encode_call_attribute, current_file_function_operand): Delete.
10130 (arm_function_in_section_p): New function.
10131 (arm_is_longcall_p): Rename to...
10132 (arm_is_long_call_p): ...this. Take the target function as a single
10133 argument and return a bool. Do not rely on call cookies. Check
10134 whether the target symbol is in the same section as the current
10135 function, not just the same compilation unit.
10136 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10137 (arm_encode_section_info): Don't encode a call type.
10138 * config/arm/arm.md (call, call_value): Update calls to
10139 arm_is_long(_)call_p. Simplify logic.
10140 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10141 Update calls to arm_is_long(_)call_p.
10143 2007-05-25 Richard Guenther <rguenther@suse.de>
10145 PR tree-optimization/31982
10146 * tree-ssa-forwprop.c
10147 (forward_propagate_addr_into_variable_array_index): Handle arrays
10148 with element size one.
10150 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10152 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10153 (umulsi3_highpart): Likewise.
10155 2007-05-24 Ian Lance Taylor <iant@google.com>
10157 PR rtl-optimization/32069
10158 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10161 2007-05-24 Ollie Wild <aaw@google.com>
10163 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10166 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10168 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10169 (oprs_unchanged_p): Use it to check all registers in a REG.
10170 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10171 (reg_set_between_after_reload_p): Delete.
10172 (reg_used_between_after_reload_p): Likewise.
10173 (reg_set_or_used_since_bb_start): Likewise.
10174 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10175 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10176 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10177 * rtlanal.c (reg_set_p): Check whether REG overlaps
10178 regs_invalidated_by_call, rather than just checking the
10179 membership of REGNO (REG).
10181 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10183 * doc/passes.texi: Document predictive commoning.
10184 * doc/invoke.texi (-fpredictive-commoning): Document.
10185 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10186 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10187 adding indices to the generated name.
10188 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10189 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10190 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10191 (op_symbol_code): ... and exported.
10192 (dump_omp_clause, op_symbol): Use op_symbol_code
10193 instead of op_symbol_1.
10194 * tree-pass.h (pass_predcom): Declare.
10195 * timevar.def (TV_PREDCOM): New timevar.
10196 * tree-ssa-loop.c (run_tree_predictive_commoning,
10197 gate_tree_predictive_commoning, pass_predcom): New.
10198 * tree-data-ref.c (find_data_references_in_loop): Find the
10199 references in dominance order.
10200 (canonicalize_base_object_address): Ensure that the result has
10202 (dr_analyze_innermost): Export.
10203 (create_data_ref): Code to fail for references with invariant
10205 (find_data_references_in_stmt): ... here.
10206 * tree-data-ref.h (dr_analyze_innermost): Declare.
10207 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10208 (aff_combination_find_elt, name_expansion_hash,
10209 name_expansion_eq, tree_to_aff_combination_expand,
10210 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10212 * tree-affine.h (aff_combination_constant_multiple_p,
10213 tree_to_aff_combination_expand): Declare.
10214 * tree-predcom.c: New file.
10215 * common.opt (fpredictive-commoning): New option.
10216 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10217 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10218 * Makefile.in (tree-predcom.o): Add.
10219 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10220 * passes.c (init_optimization_passes): Add dceloop after
10221 copy propagation in loop optimizer. Add predictive commoning
10222 to loop optimizer passes.
10224 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10226 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10229 2007-05-24 Jan Hubicka <jh@suse.cz>
10231 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10233 (genheader): Include statistics.h.
10235 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10237 * print-rtl.c (flag_dump_unnumbered): Update comments.
10238 (print_rtl): Fix my previous change.
10239 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10242 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10244 PR middle-end/32018
10245 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10247 (thread_through_all_blocks): Call initialize_original_copy_tables
10248 and free_original_copy_tables.
10249 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10251 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10252 * cfghooks.c (duplicate_block): Use get_loop_copy.
10253 * cfg.c: Include cfgloop.h.
10254 (loop_copy): New hash table.
10255 (initialize_original_copy_tables): Initialize loop_copy table.
10256 (free_original_copy_tables): Free loop_copy table.
10257 (copy_original_table_clear, copy_original_table_set,
10258 set_loop_copy, get_loop_copy): New functions.
10259 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10260 * cfgloop.h (struct loop): Remove copy field.
10261 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10262 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10264 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10266 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10267 -msse/-msse2/-msse3.
10269 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10271 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10272 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10274 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10277 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10278 * targhooks.h (default_mangle_decl_assembler_name): Declare
10280 * targhooks.c (default_mangle_decl_assembler_name): Define
10282 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10284 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10285 * langhooks.c (lhd_set_decl_assembler_name): Call
10286 targetm.mangle_decl_assembler_name for names with global scope.
10288 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10290 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10291 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10293 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10294 New. Factored out of i386_pe_encode_section_info.
10295 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10296 Move check for prior decoration of stdcall
10297 symbols to i386_pe_encode_section_info.
10298 (i386_pe_encode_section_info): Adjust call to
10299 gen_stdcall_or_fastcall_suffix. Use
10300 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10301 (i386_pe_mangle_decl_assembler_name): New. Wrap
10302 i386_pe_maybe_mangle_decl_assembler_name.
10304 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10306 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10307 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10308 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10309 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10310 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10313 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10314 Nigel Stephens <nigel@mips.com>
10315 Richard Sandiford <richard@codesourcery.com>
10317 Fix up MIPS16 hard float and add support for complex.
10319 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10320 (TARGET_SOFT_FLOAT_ABI): New.
10321 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10322 __mips_soft_float to reflect the ABI in use, not whether the
10323 FPU is directly accessible (e.g., in MIPS16 mode).
10324 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10325 (UNITS_PER_FPVALUE): Likewise.
10327 * config/mips/mips.c (mips_expand_call): Remove redundant
10328 TARGET_MIPS16 check.
10329 (mips_arg_regno): New.
10330 (function_arg_advance): When setting bits in cum->fp_code for
10331 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10333 (function_arg): Use mips_arg_regno.
10334 (mips_return_mode_in_fpr_p): New.
10335 (mips16_call_stub_mode_suffix): New.
10336 (mips16_cfun_returns_in_fpr_p): New.
10337 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10338 (mips_output_function_prologue): Test mips16_hard_float, not
10339 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10340 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10341 return value into a floating-point register.
10342 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10343 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10344 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10345 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10346 word of double arguments from or to the high bits of 64-bit
10347 floating point registers.
10348 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10349 (mips16_fpret_double): New helper function.
10350 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10351 support for complex modes. Fill in DECL_RESULT for stubdecl.
10352 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10354 * config/mips/mips16.S
10355 (RET, ARG1, ARG2): New.
10356 (MERGE_GPRf, MERGE_GPRt): New.
10357 (DELAYt, DELAYf): New.
10358 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10359 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10360 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10361 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10362 (SFOP): Renamed to...
10363 (OPSF3): This, and macro-ified. Updated all uses.
10364 (SFOP2): Renamed to...
10365 (OPSF2): This, and macro-ified. Updated all uses.
10366 (SFCMP): Renamed to...
10367 (CMPSF): This, and macro-ified. Updated all uses.
10368 (SFREVCMP): Renamed to...
10369 (REVCMPSF): This, and macro-ified. Updated all uses.
10370 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10371 (LDDBL1, LDDBL2, RETDBL): Deleted.
10372 (DFOP): Renamed to...
10373 (OPDF3): This, and macro-ified. Updated all uses.
10374 (DFOP2): Renamed to...
10375 (OPDF2): This, and macro-ified. Updated all uses.
10376 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10377 (DFCMP): Renamed to...
10378 (CMPDF): This, and macro-ified. Updated all uses.
10379 (DFREVCMP): Renamed to...
10380 (REVCMPDF): This, and macro-ified. Updated all uses.
10381 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10382 (RET_FUNCTION): New.
10383 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10384 (__mips16_ret_sc, __mips16_ret_dc): New.
10385 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10386 STUB_ARGS_6, STUB_ARGS_10): New.
10387 (CALL_STUB_NO_RET): New.
10388 (__mips16_call_stub_1): Macro-ified.
10389 (__mips16_call_stub_5): Macro-ified.
10390 (__mips16_call_stub_2): Macro-ified.
10391 (__mips16_call_stub_6): Macro-ified.
10392 (__mips16_call_stub_9): Macro-ified.
10393 (__mips16_call_stub_10): Macro-ified.
10394 (CALL_STUB_RET): New.
10395 (__mips16_call_stub_sf_0): Macro-ified.
10396 (__mips16_call_stub_sf_1): Macro-ified.
10397 (__mips16_call_stub_sf_5): Macro-ified.
10398 (__mips16_call_stub_sf_2): Macro-ified.
10399 (__mips16_call_stub_sf_6): Macro-ified.
10400 (__mips16_call_stub_sf_9): Macro-ified.
10401 (__mips16_call_stub_sf_10): Macro-ified.
10402 (__mips16_call_stub_df_0): Macro-ified.
10403 (__mips16_call_stub_df_1): Macro-ified.
10404 (__mips16_call_stub_df_5): Macro-ified.
10405 (__mips16_call_stub_df_2): Macro-ified.
10406 (__mips16_call_stub_df_6): Macro-ified.
10407 (__mips16_call_stub_df_9): Macro-ified.
10408 (__mips16_call_stub_df_10): Macro-ified.
10409 (__mips16_call_stub_sc_0): New.
10410 (__mips16_call_stub_sc_1): New.
10411 (__mips16_call_stub_sc_5): New.
10412 (__mips16_call_stub_sc_2): New.
10413 (__mips16_call_stub_sc_6): New.
10414 (__mips16_call_stub_sc_9): New.
10415 (__mips16_call_stub_sc_10): New.
10416 (__mips16_call_stub_dc_0): New.
10417 (__mips16_call_stub_dc_1): New.
10418 (__mips16_call_stub_dc_5): New.
10419 (__mips16_call_stub_dc_2): New.
10420 (__mips16_call_stub_dc_6): New.
10421 (__mips16_call_stub_dc_9): New.
10422 (__mips16_call_stub_dc_10): New.
10424 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10425 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10426 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10428 2007-05-23 Ian Lance Taylor <iant@google.com>
10430 * doc/invoke.texi (Invoking GCC): Document that the order of the
10433 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10436 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10437 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10438 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10442 * config/score/score.c (score_print_operand): Make sure that only
10443 lower bits are used.
10445 2007-05-22 Ian Lance Taylor <iant@google.com>
10447 * tree-vrp.c (avoid_overflow_infinity): New static function,
10448 broken out of set_value_range_to_value.
10449 (set_value_range_to_value): Call avoid_overflow_infinity.
10450 (extract_range_from_assert): Likewise.
10452 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10454 PR middle-end/31095
10455 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10456 change the type before looking for a COMPOUND_EXPR.
10458 2007-05-22 Ian Lance Taylor <iant@google.com>
10460 * lower-subreg.c (decompose_multiword_subregs): If we change an
10461 insn, call remove_retval_note on it.
10463 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10465 * regs.h (end_hard_regno): New function.
10466 (END_HARD_REGNO, END_REGNO): New macros.
10467 (add_to_hard_reg_set): New function.
10468 (remove_from_hard_reg_set): Likewise.
10469 (in_hard_reg_set_p): Likewise.
10470 (overlaps_hard_reg_set_p): Likewise.
10471 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10472 (note_btr_set): Use END_HARD_REGNO.
10473 * caller-save.c (setup_save_areas): Use end_hard_regno.
10474 (mark_set_regs): Use END_HARD_REGNO.
10475 (add_stored_regs): Use end_hard_regno.
10476 (mark_referenced_regs): Use add_to_hard_reg_set.
10477 * combine.c (update_table_tick): Use END_REGNO.
10478 (record_value_for_reg): Likewise.
10479 (record_dead_and_set_regs): Likewise.
10480 (get_last_value_validate): Likewise.
10481 (use_crosses_set_p): Likewise.
10482 (reg_dead_at_p_1): Likewise.
10483 (reg_dead_at_p): Likewise.
10484 (mark_used_regs_combine): Use add_to_hard_reg_set.
10485 (move_deaths): Use END_HARD_REGNO.
10486 (reg_bitfield_target_p): Use end_hard_regno.
10487 (distribute_notes): Use END_HARD_REGNO.
10488 * cse.c (mention_regs): Use END_REGNO.
10489 (insert): Use add_to_hard_reg_set.
10490 (invalidate): Use END_HARD_REGNO.
10491 (invalidate_for_call): Likewise.
10492 (exp_equiv_p): Use END_REGNO.
10493 (cse_insn): Likewise.
10494 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10495 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10496 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10497 * function.c (keep_stack_depressed): Use end_hard_regno.
10498 * global.c (global_alloc): Use end_hard_regno.
10499 (global_conflicts): Use add_to_hard_reg_set instead of
10501 (find_reg): Likewise.
10502 (mark_reg_store): Likewise.
10503 (mark_reg_conflicts): Likewise.
10504 (mark_reg_death): Use remove_from_hard_reg_set.
10505 (mark_reg_live_nc): Delete.
10506 (set_preference): Use end_hard_regno.
10507 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10508 remove_from_hard_reg_set.
10509 (post_mark_life): Use add_to_hard_reg_set.
10510 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10511 (reg_becomes_live): Use add_to_hard_reg_set.
10512 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10513 (peep2_find_free_register): Use add_to_hard_reg_set.
10514 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10515 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10516 * regrename.c (note_sets): Use add_to_hard_reg_set.
10517 (clear_dead_regs): Use remove_from_hard_reg_set.
10518 (regrename_optimize): Use add_to_hard_reg_set.
10519 (find_oldest_value_reg): Use in_hard_reg_set_p.
10520 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10521 (hard_reg_set_here_p): Use end_hard_regno.
10522 (decompose): Likewise.
10523 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10524 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10525 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10526 (mark_home_live): Use end_hard_regno.
10527 (spill_hard_reg): Likewise.
10528 (clear_reload_reg_in_use): Likewise.
10529 * reorg.c (delete_prior_computation): Use END_REGNO.
10530 * resource.c (update_live_status): Use END_HARD_REGNO.
10531 (mark_referenced_resources): Use add_to_hard_reg_set.
10532 (mark_set_resources): Likewise.
10533 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10534 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10535 (reg_overlap_mentioned_p): Likewise.
10536 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10537 (covers_regno_no_parallel_p): Use END_REGNO.
10538 (find_regno_note): Likewise.
10539 (find_reg_fusage): Use END_HARD_REGNO.
10540 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10541 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10543 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10545 * mode-switching.c (reg_dies): Change type of second argument to
10547 (optimize_mode_switching): Update accordingly.
10549 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10551 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10553 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10554 (hard_reg_set_empty_p): ...these new functions.
10555 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10556 GO_IF_HARD_REG_SUBSET.
10557 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10558 instead of GO_IF_HARD_REG_EQUAL.
10559 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10560 instead of GO_IF_HARD_REG_EQUAL.
10561 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10562 GO_IF_HARD_REG_SUBSET.
10563 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10564 GO_IF_HARD_REG_EQUAL.
10565 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10566 of GO_IF_HARD_REG_SUBSET.
10567 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10568 instead of GO_IF_HARD_REG_EQUAL.
10569 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10570 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10571 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10572 of GO_IF_HARD_REG_SUBSET,
10573 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10574 GO_IF_HARD_REG_SUBSET.
10575 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10576 instead of GO_IF_HARD_REG_EQUAL.
10577 * config/sh/sh.c (push_regs, calc_live_regs): Use
10578 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10579 (hard_regs_intersect_p): Delete.
10581 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10583 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10585 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10586 Richard Henderson <rth@redhat.com>
10588 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10590 (x86_64-*-*): Likewise.
10592 * i386/i386-modes.def (V2QI): New.
10594 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10596 (override_options): Support SSE4.1.
10597 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10598 (IX86_BUILTIN_BLENDPS): Likewise.
10599 (IX86_BUILTIN_BLENDVPD): Likewise.
10600 (IX86_BUILTIN_BLENDVPS): Likewise.
10601 (IX86_BUILTIN_PBLENDVB128): Likewise.
10602 (IX86_BUILTIN_PBLENDW128): Likewise.
10603 (IX86_BUILTIN_DPPD): Likewise.
10604 (IX86_BUILTIN_DPPS): Likewise.
10605 (IX86_BUILTIN_INSERTPS128): Likewise.
10606 (IX86_BUILTIN_MOVNTDQA): Likewise.
10607 (IX86_BUILTIN_MPSADBW128): Likewise.
10608 (IX86_BUILTIN_PACKUSDW128): Likewise.
10609 (IX86_BUILTIN_PCMPEQQ): Likewise.
10610 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10611 (IX86_BUILTIN_PMAXSB128): Likewise.
10612 (IX86_BUILTIN_PMAXSD128): Likewise.
10613 (IX86_BUILTIN_PMAXUD128): Likewise.
10614 (IX86_BUILTIN_PMAXUW128): Likewise.
10615 (IX86_BUILTIN_PMINSB128): Likewise.
10616 (IX86_BUILTIN_PMINSD128): Likewise.
10617 (IX86_BUILTIN_PMINUD128): Likewise.
10618 (IX86_BUILTIN_PMINUW128): Likewise.
10619 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10620 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10621 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10622 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10623 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10624 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10625 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10626 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10627 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10628 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10629 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10630 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10631 (IX86_BUILTIN_PMULDQ128): Likewise.
10632 (IX86_BUILTIN_PMULLD128): Likewise.
10633 (IX86_BUILTIN_ROUNDPD): Likewise.
10634 (IX86_BUILTIN_ROUNDPS): Likewise.
10635 (IX86_BUILTIN_ROUNDSD): Likewise.
10636 (IX86_BUILTIN_ROUNDSS): Likewise.
10637 (IX86_BUILTIN_PTESTZ): Likewise.
10638 (IX86_BUILTIN_PTESTC): Likewise.
10639 (IX86_BUILTIN_PTESTNZC): Likewise.
10640 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10641 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10642 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10643 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10644 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10645 (bdesc_ptest): New.
10646 (bdesc_sse_3arg): Likewise.
10647 (bdesc_2arg): Likewise.
10648 (bdesc_1arg): Likewise.
10649 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10651 (ix86_expand_sse_4_operands_builtin): New.
10652 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10653 smaller than 8 bits as the 2nd arg.
10654 (ix86_expand_sse_ptest): New.
10655 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10656 (ix86_expand_vector_set): Support SSE4.1.
10657 (ix86_expand_vector_extract): Likewise.
10659 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10660 __SSE4_1__ for -msse4.1.
10662 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10663 (UNSPEC_INSERTPS): Likewise.
10664 (UNSPEC_DP): Likewise.
10665 (UNSPEC_MOVNTDQA): Likewise.
10666 (UNSPEC_MPSADBW): Likewise.
10667 (UNSPEC_PHMINPOSUW): Likewise.
10668 (UNSPEC_PTEST): Likewise.
10669 (UNSPEC_ROUNDP): Likewise.
10670 (UNSPEC_ROUNDS): Likewise.
10672 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10674 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10675 (const_pow2_1_to_32768_operand): Likewise.
10677 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10680 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10682 (sse4_1_insertps): Likewise.
10683 (*sse4_1_extractps): Likewise.
10684 (sse4_1_ptest): Likewise.
10685 (sse4_1_mulv2siv2di3): Likewise.
10686 (*sse4_1_mulv4si3): Likewise.
10687 (*sse4_1_smax<mode>3): Likewise.
10688 (*sse4_1_umax<mode>3): Likewise.
10689 (*sse4_1_smin<mode>3): Likewise.
10690 (*sse4_1_umin<mode>3): Likewise.
10691 (sse4_1_eqv2di3): Likewise.
10692 (*sse4_1_pinsrb): Likewise.
10693 (*sse4_1_pinsrd): Likewise.
10694 (*sse4_1_pinsrq): Likewise.
10695 (*sse4_1_pextrb): Likewise.
10696 (*sse4_1_pextrb_memory): Likewise.
10697 (*sse4_1_pextrw_memory): Likewise.
10698 (*sse4_1_pextrq): Likewise.
10699 (sse4_1_blendpd): Likewise.
10700 (sse4_1_blendps): Likewise.
10701 (sse4_1_blendvpd): Likewise.
10702 (sse4_1_blendvps): Likewise.
10703 (sse4_1_dppd): Likewise.
10704 (sse4_1_dpps): Likewise.
10705 (sse4_1_movntdqa): Likewise.
10706 (sse4_1_mpsadbw): Likewise.
10707 (sse4_1_packusdw): Likewise.
10708 (sse4_1_pblendvb): Likewise.
10709 (sse4_1_pblendw): Likewise.
10710 (sse4_1_phminposuw): Likewise.
10711 (sse4_1_extendv8qiv8hi2): Likewise.
10712 (*sse4_1_extendv8qiv8hi2): Likewise.
10713 (sse4_1_extendv4qiv4si2): Likewise.
10714 (*sse4_1_extendv4qiv4si2): Likewise.
10715 (sse4_1_extendv2qiv2di2): Likewise.
10716 (*sse4_1_extendv2qiv2di2): Likewise.
10717 (sse4_1_extendv4hiv4si2): Likewise.
10718 (*sse4_1_extendv4hiv4si2): Likewise.
10719 (sse4_1_extendv2hiv2di2): Likewise.
10720 (*sse4_1_extendv2hiv2di2): Likewise.
10721 (sse4_1_extendv2siv2di2): Likewise.
10722 (*sse4_1_extendv2siv2di2): Likewise.
10723 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10724 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10725 (sse4_1_zero_extendv4qiv4si2): Likewise.
10726 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10727 (sse4_1_zero_extendv2qiv2di2): Likewise.
10728 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10729 (sse4_1_zero_extendv4hiv4si2): Likewise.
10730 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10731 (sse4_1_zero_extendv2hiv2di2): Likewise.
10732 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10733 (sse4_1_zero_extendv2siv2di2): Likewise.
10734 (*sse4_1_zero_extendv2siv2di2): Likewise.
10735 (sse4_1_roundpd): Likewise.
10736 (sse4_1_roundps): Likewise.
10737 (sse4_1_roundsd): Likewise.
10738 (sse4_1_roundss): Likewise.
10739 (mulv4si3): Don't expand for SSE4.1.
10740 (smax<mode>3): Likewise.
10741 (umaxv4si3): Likewise.
10742 (uminv16qi3): Likewise.
10743 (umin<mode>3): Likewise.
10744 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10746 * doc/extend.texi: Document SSE4.1 built-in functions.
10748 * doc/invoke.texi: Document -msse4.1.
10750 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10752 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10753 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10754 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10755 (ASM_SPEC): Add asm_pcrel_spec.
10756 (EXTRA_SPECS): Add asm_pcrel_spec.
10758 2007-05-21 David Daney <ddaney@avtrex.com>
10760 * doc/install.texi (Building a cross compiler): Add requirements
10761 for Java cross compiler.
10763 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10765 PR middle-end/31995
10766 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10767 Add loopno argument. Use evolution_function_is_invariant_rec_p
10768 instead of evolution_function_is_constant_p.
10769 Update calls to evolution_function_is_affine_multivariate_p.
10770 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10771 Add loopno argument.
10772 * tree-scalar-evolution.c (gather_chrec_stats): Call
10773 evolution_function_is_affine_multivariate_p with a loop
10775 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10776 (analyze_overlapping_iterations): Likewise.
10777 (access_functions_are_affine_or_constant_p): Likewise.
10778 (build_classic_dist_vector_1): If the access functions
10779 are equal, don't do anything.
10781 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10782 Paolo Carlini <pcarlini@suse.de>
10783 Uros Bizjak <ubizjak@gmail.com>
10785 * c-cppbuiltin.c (c_cpp_builtins): Define
10786 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10787 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10788 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10789 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10791 2007-05-21 Mike Stump <mrs@apple.com>
10793 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10795 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10797 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10799 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10800 implementation if __OPTIMIZE__ is not defined.
10801 (_mm_alignr_pi8): Ditto.
10802 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10803 (_mm_inserti_si64): Ditto.
10804 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10805 (_mm_slli_epi16): Ditto.
10806 (_mm_slli_epi32): Ditto.
10807 (_mm_slli_epi64): Ditto.
10808 (_mm_srai_epi16): Ditto.
10809 (_mm_srai_epi32): Ditto.
10810 (_mm_srli_si128): Ditto.
10811 (_mm_slli_si128): Ditto.
10812 (_mm_srli_epi16): Ditto.
10813 (_mm_srli_epi32): Ditto.
10814 (_mm_srli_epi64): Ditto.
10815 (_mm_extract_epi16): Ditto.
10816 (_mm_insert_epi16): Ditto.
10817 (_mm_shufflehi_epi16): Ditto.
10818 (_mm_shufflelo_epi16): Ditto.
10819 (_mm_shuffle_epi32): Ditto.
10820 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10821 (_m_pextrw): Ditto.
10822 (_mm_insert_pi16): Ditto.
10823 (_m_pinsrw): Ditto.
10824 (_mm_shuffle_pi16): Ditto.
10825 (_m_pshufw): Ditto.
10826 (_mm_shufle_ps): Ditto.
10827 (_mm_prefetch): Ditto.
10829 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10831 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10832 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10833 * real.c (encode_i370_single, decode_i370_single,
10834 encode_i370_double, decode_i370_double): Functions removed.
10835 (i370_single_format, i370_double_format): Initializations removed.
10836 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10837 Consider the log2_b field to always be one.
10838 (ieee_single_format, mips_single_format, coldfire_single_format,
10839 ieee_double_format, mips_double_format, coldfire_double_format,
10840 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10841 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10842 ibm_extended_format, mips_extended_format, ieee_quad_format,
10843 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10844 decimal_single_format, decimal_double_format, decimal_quad_format,
10845 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10846 initialization of log2_b.
10847 * real.h (i370_single_format, i370_double_format): Declarations
10849 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10850 field to always be one.
10852 2007-05-21 Andreas Schwab <schwab@suse.de>
10854 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10855 NOTE_INSN_BASIC_BLOCK_P.
10856 (process_for_unwind_directive): Likewise.
10858 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10860 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10861 * function.h (struct function): Move va_list_gpr_size,
10862 va_list_fpr_size, function_frequency to front of bitfields. Add
10864 (current_function_calls_unwind_init): New.
10865 * except.c (expand_builtin_unwind_init): Set
10866 current_function_calls_unwind_init not
10867 current_function_has_nonlocal_label.
10868 * reload1.c (has_nonexceptional_receiver): New.
10869 (reload): Use it and current_function_calls_unwind_init to
10870 determine whether call-saved regs must be saved.
10872 2007-05-20 Jan Hubicka <jh@suse.cz>
10874 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10875 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10876 * ddg.c (create_ddg): LIkewise.
10877 * final.c (final): Remove hunk moving line number notes around since
10878 they are no longer present at this stage.
10879 (final_scan_insn): Use NOTE_KIND instead of
10880 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10881 (output_asm_label): Likewise.
10882 * reorg.c (dbr_schedule): Likewise.
10883 * haifa-sched.c (unlink_other_notes): Likewise.
10884 * mode-switching.c (optimize_mode_switching): Likewise.
10885 * graph.c (start_bb): Likewise.
10886 * rtl.def (NOTE): Update description.
10887 * jump.c (squeeze_notes): Delete.
10888 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10889 NOTE_INSN_BASIC_BLOCK_P when possible.
10890 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10891 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10892 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10893 (dwarf2out_var_location): Likewise.
10894 * cfgbuild.c (make_edges): Likewise.
10895 (find_basic_blocks_1): Likewise.
10896 * function.c (reorder_blocks_1): Likewise.
10897 (epilogue_done): Likewise.
10898 (reposition_prologue_and_epilogue_notes): Likewise.
10899 * print-rtl.c (print_rtx): Likewise; drop code for printing
10901 (print_rtl): Likewise.
10902 (print_rtl_single): Likewise.
10903 * gcse.c (insert_insn_start_bb): Likewise.
10904 * alias.c (init_alias_analysis): Likewise.
10905 * calls.c (fixup_tail_calls): Likewise.
10906 * except.c (sjlj_emit_function_enter): Likewise.
10907 * emit-rtl.c (add_insn_after): Likeiwse.
10908 (emit_label_before): Likewise.
10909 (emit_label_after): Likewise.
10910 (emit_note_before, emit_note_after, emit_note): Update
10911 parameter to be enum insn_note; do not deal with source
10913 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10914 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10916 (merge_blocks_move_successor_nojumps): Simplify now when
10917 we don't have BLOCK notes.
10918 (try_optimize_cfg): Likewise.
10919 * cfglayout.c (skip_insns_after_block): Likewise.
10920 (record_effective_endpoints): Likewise.
10921 (duplicate_insn_chain): Likewise.
10922 * varasm.c (output_constant_pool_1): Likewise.
10923 * sched-deps.c (sched_analyze): Likewise.
10924 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10926 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10927 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10928 (SET_INSN_DELETED): Simplify.
10929 (NOTE_LINE_NUMBER): Exterminate.
10930 (NOTE_LINE_KIND): New.
10931 (NOTE_INSN_BASIC_BLOCK_P): Update.
10932 (enum insn_note): Simplify.
10933 (GET_NOTE_INSN_NAME) Simplify.
10934 (emit_note_before, emit_note_after, emit_note): Update prototype.
10935 (squeeze_notes): Remove.
10936 * sched-int.h (NOTE_NOT_BB_P): Update.
10937 * resource.c (mark_target_live_regs): Update.
10938 * sched-rgn.c (debug_dependencies): Update.
10939 * sched-vis.c (print_insn): Update.
10940 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10941 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10942 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10943 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10944 (split_branches): Update.
10945 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10947 (sh_adjust_unroll_max): Exterminate.
10948 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10949 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10950 (m68hc11_reorg): Likewise.
10951 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10952 (emit_predicate_relation_info): Update.
10953 (process_for_unwind_directive): Update.
10954 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10955 (output_call): Update.
10956 * config/pa/pa.c (output_lbranch): Update.
10957 (output_millicode_call): Update.
10958 (output_call): Update.
10959 (pa_combine_instructions): Update.
10960 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10961 * config/bfin/bfin.c (gen_one_bundle): Update.
10962 * cfgrtl.c (can_delete_note_p): Update.
10963 (delete_insn): Update.
10964 (rtl_merge_blocks): Update.
10965 (commit_one_edge_insertion): Update.
10966 (rtl_verify_flow_info): Update.
10967 * stmt.c (expand_case): Do not call squeeze_notes.
10969 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10976 * c.opt (Wtype-limits): New.
10977 * doc/invoke.texi (Wtype-limits): Document it.
10978 (Wextra): Enabled by -Wextra.
10979 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10980 * c-common.c (shorten_compare): Warn with Wtype-limits.
10982 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10984 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10985 inlined function, not as a macro.
10986 (_mm_alignr_pi8): Ditto.
10987 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10988 (_mm_inserti_si64): Ditto.
10989 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10990 (_mm_extract_epi16): Ditto.
10991 (_mm_insert_epi16): Ditto.
10992 (_mm_shufflehi_epi16): Ditto.
10993 (_mm_shufflelo_epi16): Ditto.
10994 (_mm_shuffle_epi32): Ditto.
10995 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10996 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10998 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11000 (_m_to_float): Use C89 compatible assignment.
11002 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11005 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11007 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * doc/invoke.texi (Wreturn-type): Complete description.
11011 (Wextra): Delete item about return-type warning.
11012 * c-decl.c: Delete redundant Wextra warning.
11014 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11017 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11018 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11019 inlined function, not as a macro.
11020 (_mm_prefetch): Ditto.
11021 (_m_pextrw): Ditto.
11022 (_mm_insert_pi16): Ditto.
11023 (_m_pinsrw): Ditto.
11024 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11025 (_m_pshufw): Ditto. Add const to __N argument.
11026 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11027 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11028 (_mm_slli_epi32): Ditto.
11029 (_mm_srli_si128): Implement as always inlined function, not as a
11030 macro. Add __inline to function declaration.
11031 (_mm_slli_si128): Ditto.
11033 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11035 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11036 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11038 (struct fenv): New structure.
11039 (FP_HANDLE_EXCEPTIONS): New define.
11040 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11041 (_FP_DECL_EXP): New define.
11042 (FP_INIT_ROUNDMODE): New define.
11043 (FP_ROUNDMODE): New define.
11045 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11047 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11048 (Wconversion): Update description.
11049 (Wconversion-sign): New.
11050 * c.opt (Wconversion-sign): New.
11051 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11052 means disabled for C++. Otherwise, take the status of Wconversion.
11053 * c-common.c (conversion_warning): Warn with either Wconversion or
11055 (warnings_for_convert_and_check): Conditions are already checked by
11056 conversion_warning.
11057 (convert_and_check): Don't check warnings if the conversion failed.
11059 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11060 Anatoly Sokolov <aesok@dol.ru>
11062 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11063 avr_epilogue_uses) : Add declaration.
11064 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11065 * config/avr/constraints.md (R): New constraint.
11066 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11067 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11068 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11069 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11070 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11071 call_prologue_saves, epilogue_restores, return_from_epilogue,
11072 return_from_main_epilogue, return_from_interrupt_epilogue,
11073 return_from_naked_epilogue, prologue, epilogue): New patterns.
11074 (jump): Handle symbol reference.
11075 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11076 avr_output_function_prologue, avr_output_function_epilogue): Remove
11078 (avr_init_machine_status, expand_prologue, expand_epilogue,
11079 avr_asm_function_end_prologue, avr_epilogue_uses,
11080 avr_asm_function_begin_epilogue): New functions.
11081 (prologue_size, epilogue_size, jump_tables_size): Remove global
11083 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11084 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11085 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11086 (avr_override_options): Initialise init_machine_status.
11087 (output_movhi): Handle all stack pointer loads.
11088 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11089 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11090 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11091 (EPILOGUE_USES) Redefine.
11092 (machine_function) Declare.
11094 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11096 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11097 Use a single return statement.
11099 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11101 PR middle-end/30250
11102 * builtins.c (do_mpfr_lgamma_r): New.
11103 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11104 * tree.h (CASE_FLT_FN_REENT): New.
11106 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11108 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11109 (output_die): Use 'unsigned long' with %x.
11110 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11111 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11112 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11114 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11116 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11121 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11122 true if function has no argument.
11124 2007-05-18 DJ Delorie <dj@redhat.com>
11126 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11127 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11129 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11131 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11132 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11133 count_trailing_zeros.
11134 (__i386__): Implement count_leading_zeros using __builtin_clz().
11135 Implement count_trailing_zeros usign __builtin_ctz().
11137 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11139 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11141 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11143 PR middle-end/31344
11144 * expr.c (emit_move_change_mode): Change mode of push operands here.
11146 2007-05-17 Ian Lance Taylor <iant@google.com>
11148 PR tree-optimization/31953
11149 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11150 Change all callers.
11151 (set_value_range_to_null): Call set_value_range_to_value.
11152 (extract_range_from_comparison): Likewise.
11154 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11156 * toplev.c (print_version): Output GMP/MPFR version info.
11158 * builtins.c (CASE_MATHFN_REENT): New macro.
11159 (mathfn_built_in): Use it.
11160 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11161 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11162 BUILT_IN_LGAMMAL_R): New.
11163 * doc/extend.texi: Document new builtins.
11165 PR middle-end/31796
11166 * builtins.c (do_mpfr_remquo): New.
11167 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11168 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11170 PR middle-end/30251
11171 * builtins.c (fold_builtin_1): Handle y0, y1.
11172 (fold_builtin_2): Handle yn.
11174 PR middle-end/30251
11175 * builtins.c (do_mpfr_bessel_n): New.
11176 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11177 (fold_builtin_2): Handle BUILT_IN_JN.
11179 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11182 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11183 TYPE_PRECISION (intmax_type_node).
11185 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11188 * reload.c (subst_reloads): Remove checking.
11190 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11192 PR rtl-optimization/31691
11193 * combine.c (simplify_set): Build a new src pattern instead of
11194 substituting its operands in the COMPARE case.
11196 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11198 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11199 (execute_vrp): Preserve loops through jump threading.
11200 * tree-ssa-threadupdate.c (thread_single_edge,
11201 dbds_continue_enumeration_p, determine_bb_domination_status,
11202 thread_through_loop_header): New functions.
11203 (create_edge_and_update_destination_phis,
11204 create_edge_and_update_destination_phis): Set loops for the new blocks.
11205 (prune_undesirable_thread_requests): Removed.
11206 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11208 (thread_block): Do not call prune_undesirable_thread_requests.
11210 (mark_threaded_blocks): Select edges to thread here.
11211 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11212 Thread edges through loop headers independently.
11213 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11214 * tree-pass.h (TODO_mark_first_instance): New.
11215 (first_pass_instance): Declare.
11216 * cfghooks.c (duplicate_block): Put the block to the original loop
11217 if copy is not specified.
11218 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11219 jump threading. Pass may_peel_loop_headers to
11220 thread_through_all_blocks according to first_pass_instance.
11221 * cfgloop.h (create_preheader): Declare.
11222 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11223 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11224 * passes.c (first_pass_instance): New variable.
11225 (next_pass_1): Set TODO_mark_first_instance.
11226 (execute_todo): Set first_pass_instance.
11228 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11230 PR tree-optimization/24659
11231 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11232 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11233 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11234 OTI_vec_pack_ufix_trunc.
11235 (vec_unpacks_float_hi_optab): Define new macro.
11236 (vec_unpacks_float_lo_optab): Ditto.
11237 (vec_unpacku_float_hi_optab): Ditto.
11238 (vec_unpacku_float_lo_optab): Ditto.
11239 (vec_pack_sfix_trunc_optab): Ditto.
11240 (vec_pack_ufix_trunc_optab): Ditto.
11241 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11242 and vec_pack_[s|u]fix_trunc_optab using
11243 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11244 * tree-vectorizer.c (supportable_widening_operation): Handle
11245 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11246 (supportable_narrowing_operation): New function.
11247 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11248 * tree-vect-transform.c (vectorizable_conversion): Handle
11249 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11250 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11251 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11252 to check for target support.
11253 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11254 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11255 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11256 for VEC_PACK_FIX_TRUNC_EXPR.
11257 (expand_binop): Special case mode of the result for
11258 vec_pack_[u|s]fix_trunc_optab.
11259 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11260 vec_pack_[u|s]fix_trunc_optab.
11262 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11263 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11264 * tree-pretty-print.c (dump_generic_node): Handle
11265 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11266 VEC_PACK_FIX_TRUNC_EXPR.
11268 * expr.c (expand_expr_real_1): Ditto.
11269 * tree-inline.c (estimate_num_insns_1): Ditto.
11270 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11272 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11273 (vec_unpacks_float_lo_v8hi): Ditto.
11274 (vec_unpacku_float_hi_v8hi): Ditto.
11275 (vec_unpacku_float_lo_v8hi): Ditto.
11276 (vec_unpacks_float_hi_v4si): Ditto.
11277 (vec_unpacks_float_lo_v4si): Ditto.
11278 (vec_pack_sfix_trunc_v2df): Ditto.
11280 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11282 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11283 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11284 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11285 [vec_pack_ufix_trunc]: Ditto.
11286 [vec_unpacks_float_hi]: Ditto.
11287 [vec_unpacks_float_lo]: Ditto.
11288 [vec_unpacku_float_hi]: Ditto.
11289 [vec_unpacku_float_lo]: Ditto.
11291 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11293 * soft-fp/README: Update for new files.
11294 * soft-fp/floattisf.c: New file.
11295 * soft-fp/floattidf.c: New file.
11296 * soft-fp/floattitf.c: New file.
11297 * soft-fp/floatuntisf.c: New file.
11298 * soft-fp/floatuntidf.c: New file.
11299 * soft-fp/floatuntitf.c: New file.
11300 * soft-fp/fixsfti.c: New file.
11301 * soft-fp/fixdfti.c: New file.
11302 * soft-fp/fixtfti.c: New file.
11303 * soft-fp/fixunssfti.c: New file.
11304 * soft-fp/fixunsdfti.c: New file.
11305 * soft-fp/fixunstfti.c: New file.
11306 * soft-fp/extendxftf.c: New file.
11307 * soft-fp/trunctfxf.c: New file.
11309 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11310 (__trunctfxf2): Ditto.
11312 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11313 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11314 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11315 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11316 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11317 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11319 * config/i386/t-fprules-softfp64: New file.
11320 * config/i386/sfp-machine.h: New file.
11321 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11322 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11323 and soft-fp/t-softfp to tmake_file.
11324 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11325 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11327 * config/i386/t-linux64 (softfp_wrap_start): New.
11328 (softfp_wrap_end): New.
11329 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11330 supported for TARGET_64BIT.
11332 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11334 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11335 c_common_unsigned_type behavior.
11337 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11339 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11342 2007-05-16 Eric Christopher <echristo@apple.com>
11344 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11345 saving after stack push. Set sp_offset whenever we push.
11346 (rs6000_emit_epilogue): Move altivec register restore before
11349 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11351 * configure.ac: Allow sysroots to be relocated under $prefix as
11352 well as $exec_prefix.
11353 * configure: Regenerate.
11355 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11359 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11361 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11362 (gcc_tooldir): Likewise.
11363 * configure: Regenerate.
11364 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11365 old configure.ac gcc_tooldir setting.
11366 (prefix_to_exec_prefix): New variable.
11367 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11368 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11370 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11372 * c-typeck.c (build_binary_op): Return early for error.
11374 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11376 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11377 struct nb_iter_bound.
11378 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11379 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11380 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11381 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11382 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11383 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11384 (del_scev_info): Use ggc_free.
11385 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11386 * loop-init.c: Include ggc.h.
11387 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11388 (loop_optimizer_finalize): Use ggc_free.
11389 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11390 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11391 pass_iv_optimize): Add TODO_ggc_collect.
11392 * function.h (struct function): Remove skip marker from
11394 * cfgloop.c: Include ggc.h.
11395 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11397 (establish_preds): Vector superloops is gc allocated.
11398 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11400 (flow_loops_find): Vector larray is gc allocated.
11401 (loop_exit_free): Use ggc_free.
11402 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11403 that head of exits list is now not a part of struct loop.
11404 (record_loop_exits): Allocate exits table in gc memory.
11405 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11406 that head of exits list is now not a part of struct loop.
11407 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11408 struct loop_exit): Add GTY marker.
11409 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11410 Add skip marker to aux field. Make head of exits list a separate
11412 (struct loops): Add GTY marker. Make larray vector gc allocated.
11413 Add param marker to exits table.
11414 (get_loops): Type changed.
11415 * Makefile.in (tree-scalar-evolution.o): Add
11416 gt-tree-scalar-evolution.h dependency.
11417 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11418 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11419 * basic-block.h (struct basic_block_def): Remove skip marker from
11422 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11424 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11425 of 0 in the call to expand_expr().
11426 (expand_builtin_mathfn_3): Ditto.
11427 (expand_builtin_interclass_mathfn): Ditto.
11428 (expand_builtin_cexpi): Ditto.
11429 (expand_builtin_int_roundingfn): Ditto.
11430 (expand_builtin_int_roundingfn_2): Ditto.
11431 (expand_builtin_pow): Ditto.
11432 (expand_builtin_powi): Ditto.
11433 (expand_builtin_bswap): Ditto.
11434 (expand_builtin_unop): Ditto.
11435 (expand_builtin_fabs): Ditto.
11436 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11437 the call to expand_expr().
11438 (expand_builtin_sync_operation): Ditto.
11439 (expand_builtin_compare_and_swap): Ditto.
11440 (expand_builtin_lock_test_and_set): Ditto.
11441 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11442 instead of 0 in the call to expand_expr().
11443 (expand_builtin_extract_return_addr): Ditto.
11444 (expand_builtin_eh_return): Ditto.
11445 (expand_eh_return): Ditto.
11446 * explow.c (expr_size): Ditto.
11447 * expr.c (optimize_bitfield_assignment_op): Ditto.
11448 (expand_assignement): Ditto.
11449 (store_expr): Ditto.
11450 (store_field): Ditto.
11451 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11452 the call to expand_expr().
11453 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11454 in the call to expand_expr().
11455 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11456 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11457 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11459 * optabs.c (expand_vec_shift_expr): Ditto.
11460 (expand_vec_cond_expr): Ditto.
11461 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11462 call to expand_expr().
11463 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11464 in the call to expand_expr().
11466 2007-05-14 Dave Korn <dave.korn@artimi.com>
11468 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11470 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11472 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11473 instead of c_common_unsigned_type.
11474 (c_common_unsigned_type): Remove.
11475 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11476 c_common_unsigned_type.
11477 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11478 c_common_unsigned_type.
11479 * c-common.h (c_common_unsigned_type): Remove.
11480 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11481 c_common_unsigned_type.
11482 * c-format.c (check_format_types): Use unsigned_type_for instead of
11483 c_common_unsigned_type.
11484 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11485 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11486 of c_common_unsigned_type.
11487 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11488 lang_hooks.types.unsigned_type.
11489 * expmed.c (make_tree): Use unsigned_type_for instead of
11490 lang_hooks.types.unsigned_type.
11491 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11492 lang_hooks.types.unsigned_type.
11493 (build_range_check): Likewise.
11494 (fold_unary): Likewise.
11495 (fold_binary): Likewise.
11496 (fold_ternary): Likewise.
11497 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11498 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11499 * tree.c (get_unsigned_type): New.
11500 (unsigned_type_for): Use get_unsigned_type instead of
11501 lang_hooks.types.unsigned_type.
11503 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11505 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11506 to m68k_get_function_kind. Update its prototype.
11507 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11509 (m68k_interrupt_function_p): Return enum m68k_function_type
11510 instead of bool. Rename to m68k_get_function_kind.
11511 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11512 target is not fido.
11513 (m68k_compute_frame_layout): Don't mark any register for save
11514 if an interrupt_thread attribute is specified.
11515 (m68k_hard_regno_rename_ok): Update a use of
11516 m68k_interrupt_function_p.
11517 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11518 m68k_interrupt_function_p.
11519 (m68k_function_type): New.
11520 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11521 for a function with an interrupt_thread attribute.
11522 * doc/extend.texi: Document the interrupt_thread attribute.
11524 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11526 Fix PR tree-optimization/31911
11527 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11528 if they didn't change the expression.
11530 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11532 * tree-scalar-evolution.c (resolve_mixers): Exported.
11533 * tree-scalar-evolution.h (resolve_mixers): Declare.
11534 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11535 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11536 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11537 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11538 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11539 strip_conversion, analyze_offset_expr, address_analysis,
11540 object_analysis, analyze_offset): Removed.
11541 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11542 split_constant_offset, canonicalize_base_object_address,
11543 object_address_invariant_in_loop_p, disjoint_objects_p,
11544 dr_may_alias_p, dr_address_invariant_p): New functions.
11545 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11546 and dr_analyze_alias.
11547 (initialize_data_dependence_relation): Use dr_may_alias_p
11548 and object_address_invariant_in_loop_p.
11549 (compute_self_dependence): Handle the case when
11550 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11551 (find_data_references_in_stmt): Restrict the analysis of data
11552 references to the given loop nest.
11553 (find_data_references_in_loop): Made static. Pass loop nest to
11554 find_data_references_in_stmt.
11555 (compute_data_dependences_for_loop): Use DR_VOPS.
11556 (free_data_ref): Free DR_VOPS.
11557 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11558 (struct innermost_loop_behavior): ... new.
11559 (struct base_object_info): Replaced by ...
11560 (struct indices): ... new.
11561 (struct dr_alias): New.
11562 (enum data_ref_type): Removed.
11563 (struct data_reference): Consist of struct innermost_loop_behavior,
11564 struct indices and struct dr_alias.
11565 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11566 (DR_MEMTAG): Renamed to ...
11567 (DR_SYMBOL_TAG): ... this.
11568 (find_data_references_in_loop): Declaration removed.
11569 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11570 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11571 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11572 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11574 2007-05-13 Revital Eres <eres@il.ibm.com>
11576 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11577 which walks virtual def-use chains to find redundant stores.
11578 (dse_optimize_stmt): Call it.
11580 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11582 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11583 * passes.c (init_optimization_passes): Move pass_jump_bypass
11586 * basic-block.h (bb_has_eh_pred): Fix style issue.
11588 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11590 PR rtl-optimization/31848
11591 * loop-invariant.c (move_invariant_reg): If we move an insn
11592 with a REG_EQUAL note, and that insn is not always executed,
11593 remove the REG_EQUAL note.
11595 2007-05-12 Richard Guenther <rguenther@suse.de>
11597 PR tree-optimization/31797
11598 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11599 propagate into a stmt that has volatile ops.
11601 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11603 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11604 (gcc_tooldir): Likewise.
11605 * configure: Regenerate.
11606 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11607 old configure.ac gcc_tooldir setting.
11608 (prefix_to_exec_prefix): New variable.
11609 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11610 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11612 2007-05-11 Silvius Rus <rus@google.com>
11614 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11615 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11616 * c-common.h (strict_aliasing_warning): Change return type.
11617 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11618 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11619 (build_c_cast): Condition call to strict_aliasing_warning.
11620 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11621 * flags.h (set_Wstrict_aliasing): Declare.
11622 * opts.c (set_Wstrict_alising): Define, add call to.
11623 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11624 * tree-ssa-alias-warnings.c: New file.
11625 * tree-ssa-alias.c (compute_may_aliases): Add call to
11626 strict_aliasing_warning_backend.
11628 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11630 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11631 Use loop_depth and loop_outer accessor functions.
11632 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11633 determine_invariantness_stmt, move_computations_stmt): Ditto.
11634 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11635 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11636 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11637 * tree-scalar-evolution.c (interpret_loop_phi,
11638 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11639 instantiate_parameters_1, scev_const_prop): Ditto.
11640 * cfghooks.c (make_forwarder_block): Ditto.
11641 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11642 * modulo-sched.c (loop_canon_p): Ditto.
11643 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11644 slpeel_can_duplicate_loop_p): Ditto.
11645 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11646 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11647 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11648 cancel_loop, verify_loop_structure): Ditto.
11649 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11650 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11651 superloops vector instead of "pred" array.
11652 (establish_preds): Take father loop as an argument. Initialize the
11654 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11655 Do not initialize loop->outer.
11656 (flow_loop_tree_node_remove): Truncate the superloops vector.
11657 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11658 "pred" merged to "superloops" vector.
11659 (loop_depth, loop_outer): New.
11660 (fel_init): Use loop_outer.
11662 2007-05-11 Jan Hubicka <jh@suse.cz>
11664 * cgraphunit.c: Include gt-cgraphunit.h
11665 (static_ctors, static_dtors): New static vars.
11666 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11667 based on implementation in c-common.c
11668 (cgraph_finalize_function): Call record_cdtor_fn.
11669 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11670 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11671 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11672 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11673 build_cdtor, c_build_cdtor_fns): Remove.
11674 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11675 c_build_cdtor_fns): Remove prototype.
11677 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11680 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11681 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11682 * builtins.c (fold_builtin_memchr): New.
11683 (expand_builtin_memchr): Call the latter.
11684 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11685 * doc/extend.texi ([Other built-in functions provided by GCC]):
11688 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11690 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11691 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11692 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11693 PFPO_OP1_TYPE_SHIFT): Constants added.
11694 (DFP_ALL): Mode macro defined.
11695 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11696 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11697 Insn definitions added.
11698 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11699 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11702 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11704 PR tree-optimization/31885
11705 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11706 NULL_TREE to be undetermined.
11707 (automatically_generated_chrec_p): Return false for NULL.
11709 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11711 * config/bfin/bfin.h (MOVE_RATIO): Define.
11713 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11715 * config.gcc (sparc-wrs-vxworks): New target.
11716 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11717 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11718 * config/sparc/sparc.h: Include vxworks-dummy.h.
11719 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11720 include LABEL_REFs too.
11721 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11722 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11724 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11726 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11727 (sparc_emit_call_insn): New function.
11728 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11729 functions when generating VxWorks PIC.
11730 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11731 (call, call_value): Use sparc_emit_call_insn instead of
11734 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11736 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11738 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11740 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11741 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11742 split_double instead of operand_subword.
11744 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11746 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11747 * config/bfin/bfin.c (bfin_local_alignment): New function.
11748 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11750 2007-05-08 Chao-ying Fu <fu@mips.com>
11752 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11753 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11754 (smsub_widen_optab, umsub_widen_optab): Define.
11755 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11757 * genopinit.c (optabs): Fill in smsub_widen_optab and
11759 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11760 and umsub_widen_optab to implement multiply-subtract sequences.
11761 * config/mips/mips.md (*msac<u>_di): Rename to...
11762 (<u>msubsidi4): ...this. Extend condition to include
11763 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11764 of operand 0 to "ka" and use the three-operand form of msub<u>
11766 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11769 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11771 PR rtl-optimization/28011
11772 * reload.c (push_reload): Set dont_share if IN appears in OUT
11773 also when IN is a PLUS rtx.
11774 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11777 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11779 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11780 call unshare_all_decls.
11781 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11782 (unshare_all_decls): Remove.
11784 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11787 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11790 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11791 Nigel Stephens <nigel@mips.com>
11793 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11794 Update comments and all uses.
11795 (MIN_FPRS_PER_FMT): Define.
11796 * config/mips/mips.c (function_arg): Fix to correctly handle
11797 the -mips32r2 -mfp64 -mabi=32 case.
11798 (override_options): Enable use of odd-numbered registers for
11799 SFmode values on MIPS32.
11800 (mips_save_reg_p): Save whole floating-point register pair if
11801 either half is used.
11802 (compute_frame_size): Fix comment.
11804 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11806 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11807 argument of type bool.
11808 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11809 argument. Safely select temporary P register according to it.
11810 (do_link): Change call site of add_to_reg accordingly.
11811 (do_unlink): Add epilogue_p as a fourth argument and pass it
11813 (expand_interrupt_handler_epilogue): Change call of do_unlink
11815 (bfin_expand_prologue): Add a third argument sibcall_p.
11816 * config/bfin/bfin.md (epilogue): Change call of
11817 bfin_expand_epilogue accordingly.
11818 (sibcall_epilogue): Likewise.
11819 (eh_return_internal): Likewise.
11821 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11822 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11823 * config/bfin/bfin.c (bfin_handle_option): Handle
11824 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11826 Support bf534, bf536 and bf561.
11827 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11829 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11832 * config/i386/i386.c (ix86_function_regparm): Process local
11833 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11835 2007-05-07 Mike Stump <mrs@apple.com>
11837 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11838 also checks for and while statements in C++.
11840 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11842 * gcc.c (at_file_supplied): New variable.
11843 (main): Set it if we expanded argv.
11844 (do_spec_1): Pass an @-file to the linker if we were called with
11845 an @-file argument and HAVE_GNU_LD.
11846 * collect2.c (at_file_supplied): New variable.
11847 (response_file): New variable.
11848 (collect_exit): Unlink response_file if necessary.
11849 (handler): Likewise.
11850 (do_wait): Likewise.
11851 (main): Set at_file_supplied if we expanded argv.
11852 (collect_execute): Pass an @-file to subprocesses if we were called
11853 with an @-file argument.
11854 * configure.ac: Add define for HAVE_GNU_LD.
11855 * configure: Regenerate.
11856 * config.in: Regenerate.
11858 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11860 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11861 operand to HI mode.
11866 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11868 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11869 (TARGET_ENCODE_SECTION_INFO): Re-define.
11870 (m32c_encode_section_info): New
11871 (function_vector_handler): New
11872 (current_function_special_page_vector): New
11873 (m32c_special_page_vector_p): New.
11874 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11876 * config/m32c/jump.md: Added instruction JSRS for functions
11877 with attribute "function_vector".
11878 * doc/extend.texi (function_vector): Added description
11879 for M16C, M32C targets.
11881 2007-05-07 DJ Delorie <dj@redhat.com>
11884 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11885 ashrpsi3, lshrpsi3): Update shift count constraint.
11887 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11888 Nathan Froyd <froydnj@codesourcery.com>
11891 * c-incpath.c (add_path): Strip trailing path separators.
11893 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11895 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11896 Free dominance info before purging EH edges.
11897 (eliminate_degenerate_phis): Likewise.
11898 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11900 2007-05-07 Jan Hubicka <jh@suse.cz>
11902 * gimplify.c (gimplify_expr): Do not crash when folding
11903 (void *)(int)&a + 4.
11905 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11908 * c-opts.c (lang_fortran): Make it non static.
11909 * c-common.h (lang_fortran): New prototype.
11910 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11911 -lang-fortran option was passed by the driver.
11913 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11915 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11916 of ASSERT_CHECKING. Tweak message.
11918 2007-05-06 Revital Eres <eres@il.ibm.com>
11921 * loop-unroll.c (insert_var_expansion_initialization):
11922 Initialize the expansions with -zero instead of +zero.
11924 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11926 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11927 into pic and non-pic versions. Mark r19 as used for
11928 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11929 for tgd_load, tld_load and tie_load .
11930 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11931 version of tgd_load, tld_load and tie_load depending on the
11934 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11935 Jakub Jelinek <jakub@redhat.com>
11937 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11938 (__do_global_dtors_aux): Use more paranoid loop to run
11939 destructors if HIDDEN_DTOR_LIST_END.
11940 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11942 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11944 * varasm.c (align_variable): Don't increase alignment for
11945 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11946 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11948 2007-05-04 Josh Conner <jconner@apple.com>
11950 * basic-block.h (cdi_direction): Assign values to all enumeration
11952 (dom_computed): Remove.
11953 (dom_info_state): New.
11954 (set_dom_info_availability): New.
11955 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11956 walk_data.dom_direction.
11957 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11958 instead of dom_computed[].
11959 (split_edge): Likewise.
11960 (create_basic_block): Likewise.
11961 (merge_blocks): Likewise.
11962 * ifcvt.c (find_if_header): Likewise.
11963 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11964 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11965 * tree-ssa.c (verify_ssa): Likewise.
11966 * tree-cfg.c (tree_verify_flow_info): Likewise.
11967 (remove_edge_and_dominated_blocks): Likewise.
11968 * dominance.c (dom_computed): Make static.
11969 (calc_dfs_tree_nonrec): Change third param to a bool.
11970 (calc_dfs_tree): Change second param to a bool.
11971 (calc_idioms): Change second param to a bool. Use
11972 dom_convert_dir_to_idx.
11973 (init_dom_info): Validate dir before using.
11974 (dom_convert_dir_to_idx): New.
11975 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11976 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11977 (free_dominance_info): Use dom_convert_dir_to_idx.
11978 (get_immediate_dominator): Likewise.
11979 (set_immediate_dominator): Likewise.
11980 (get_dominated_by): Likewise.
11981 (redirect_immediate_dominators): Likewise.
11982 (nearest_common_denominator): Likewise.
11983 (dominated_by_p): Likewise.
11984 (bb_dom_dfs_in): Likewise.
11985 (bb_dom_dfs_out): Likewise.
11986 (recount_dominator): Likewise.
11987 (iterate_fix_dominators): Likewise.
11988 (add_to_dominance_info): Likewise.
11989 (delete_from_dominance_info): Likewise.
11990 (first_dom_son): Likewise.
11991 (next_dom_son): Likewise.
11992 (dom_info_available_p): Likewise.
11993 (dom_info_state): New.
11994 (set_dom_info_availability): New.
11996 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11998 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12000 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12002 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12004 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12005 (subdi3, subdi_carry): Delete.
12007 2007-05-04 Jan Hubicka <jh@suse.cz>
12008 Richard Guenther <rguenther@suse.de>
12010 * opts.c (decode_options): Do not fiddle with inlining
12011 parameters in case of optimizing for size.
12012 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12013 for size do nothing.
12014 (cgraph_decide_inlining_of_small_function): When optimizing for
12015 size never inline functions increasing caller size.
12016 (cgraph_early_inlining): Inline for size when optimizing for size.
12018 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12020 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12021 logical operations piecewise.
12022 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12023 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12024 subdi_sesidi_di): Delete.
12025 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12026 the generated sequence. Allow three-reg add in constraints. Rewrite
12027 the rtl expression for carry to avoid zero_extend of a constant.
12028 (sub_with_carry): New pattern.
12029 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12030 different sequence not involving jumps.
12031 (notbi): Now a named pattern.
12033 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12035 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12036 Add the note about a significant loss of accuracy of some
12037 mathematical routines when these options are used.
12039 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12041 * haifa-sched.c (rtx_vec_t): New typedef.
12042 (contributes_to_priority_p): Extract piece of priority () into new
12044 (priority): Use the function. Add assertion.
12045 (rank_for_schedule, set_priorities): Add assertion to check that
12046 insn's priority is initialized.
12047 (clear_priorities, calc_priorities): Change signature. Make it update
12048 all relevant insns. Update all callers ('add_to_speculative_block ()'
12049 and 'create_block_check_twin ()').
12050 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12051 Add new field 'priority_status'.
12052 (INSN_PRIORITY_STATUS): New macro.
12053 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12055 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12057 * sched-ebb.c (debug_ebb_dependencies): New static function.
12058 (init_ready_list): Use it.
12060 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12061 with changed signature and 'debug_rgn_dependencies ()'.
12062 (debug_rgn_dependencies): New static function.
12063 (init_ready_list): Use it.
12065 * sched-int.h (debug_dependencies): Declare.
12067 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12069 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12071 2007-05-04 Dirk Mueller <dmueller@suse.de>
12073 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12075 2007-05-03 Jan Hubicka <jh@suse.cz>
12077 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12078 ((T1)X op (T1)Y), for pointer type in more cases than before.
12080 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12082 * tree-object-size.c (plus_expr_object_size): When operand size is
12083 unknown, return unknown.
12085 2007-05-03 Dirk Mueller <dmueller@suse.de>
12087 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12089 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12092 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12094 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12096 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12098 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12100 * config/soft-fp/double.h, config/soft-fp/extended.h,
12101 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12102 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12103 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12104 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12107 2007-05-03 Ian Lance Taylor <iant@google.com>
12109 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12110 MASK_PPC_GFXOPT for 8540 or 8548.
12112 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12114 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12115 vect_print_dump_info() to output debug information.
12117 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12121 operands of size 2 when operand is not MEM_P.
12123 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12125 PR tree-optimization/30565
12126 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12128 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12130 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12131 (umulsi3_highpart): Use them.
12132 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12133 for final accumulator to D regisster tranfser.
12135 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12137 PR tree-optimization/31699
12138 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12140 (vect_enhance_data_refs_alignment): Compute peel amount using
12141 TYPE_VECTOR_SUBPARTS instead of vf.
12142 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12144 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12147 * system.h: Remove inclusion of double-int.h
12148 * tree.h: Include double-int.h
12149 * gengtype.c: Likewise
12150 * cfgloop.h: Likewise
12151 * Makefile.in: Adjust dependencies on double-int.h
12153 2007-05-02 Eric Christopher <echristo@apple.com>
12155 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12156 -shared to -Zdynamiclib.
12158 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12161 * c-common.c (strip_pointer_or_array_types): New function.
12162 * c-common.h (strip_pointer_or_array_types): New function declaration.
12164 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12166 PR tree-optimization/31771
12167 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12169 2007-05-02 Paul Brook <paul@codesourcery.com>
12171 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12173 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12175 PR middle-end/29715
12176 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12179 2007-05-02 Nick Clifton <nickc@redhat.com>
12181 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12183 2007-05-02 Richard Guenther <rguenther@suse.de>
12185 PR tree-optimization/31146
12186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12187 argument, single_use_p. If we have a single use that is
12188 a conversion to the definition rhs type, propagate that rhs.
12189 (forward_propagate_addr_expr): Pass single_use_p argument
12190 to forward_propagate_addr_expr_1.
12192 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12194 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12197 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12199 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12200 'AMD Family 10 core'.
12202 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12204 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12205 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12206 with SSE3 instruction set support.
12207 * doc/invoke.texi: Likewise.
12209 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12211 * config/i386/i386.c (override_options): Tuning 32-byte loop
12212 alignment for amdfam10 architecture. Increasing the max loop
12213 alignment to 24 bytes.
12215 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12217 * config/m68k/constraints.md: New.
12218 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12219 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12220 EXTRA_CONSTRAINT): Remove.
12221 * config/m68k/m68k.md: Include constraints.md.
12222 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12224 2007-05-01 Ian Lance Taylor <iant@google.com>
12226 PR tree-optimization/31739
12227 * tree-vrp.c (vrp_val_is_max): New static function.
12228 (vrp_val_is_min): New static function.
12229 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12231 (set_value_range): Use vrp_val_is_{max,min}.
12232 (extract_range_from_assert): Likewise.
12233 (extract_range_from_binary_expr): Likewise.
12234 (extract_range_from_unary_expr): Likewise.
12235 (dump_value_range, vrp_meet): Likewise.
12236 (vrp_visit_phi_node): Likewise.
12237 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12239 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12241 * config/i386/gmon-sol2.c (size_t): New type.
12242 (intptr_t): Likewise.
12243 (s_textsize): Declare as size_t.
12245 (monstartup): Use size_t for sizes.
12246 (_mcount): Save and restore registers.
12247 (internal_mcount): Pass 0 as the first argument to monstartup
12249 (moncontrol): Convert pointer to appropriately sized integer
12250 before passing to profil.
12252 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12254 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12255 __NO_FPRS__, not just if _SOFT_DOUBLE.
12256 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12257 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12258 also for E500 double.
12259 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12260 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12263 2007-05-01 Richard Guenther <rguenther@suse.de>
12265 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12268 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12270 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12272 2007-05-01 Jan Hubicka <jh@suse.cz>
12274 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12277 2007-05-01 Jan Hubicka <jh@suse.cz>
12279 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12280 (maybe_fold_offset_to_reference): Declare.
12281 * fold-const.c (fold_unary): Do not fold
12282 (type *)&A into &A->field_of_type_and_offset_0
12283 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12284 size is unknown, give up.
12285 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12287 (maybe_fold_offset_to_reference): New.
12288 (maybe_fold_stmt_indirect): Use it.
12289 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12290 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12292 (gimplify_expr): Likewise for plus_expr.
12294 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12296 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12297 bsi_after_labels. Always insert statements before bsi.
12298 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12299 * predict.c (apply_return_prediction): Check for empty blocks.
12300 * cfgexpand.c (lab_rtx_for_bb): New variable.
12301 (label_rtx_for_bb): Do not create new tree labels.
12302 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12303 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12304 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12306 (label_for_bb): Add field used.
12307 (update_eh_label, main_block_label): Mark the label used.
12308 (cleanup_dead_labels): Remove unused labels.
12310 2007-05-01 Richard Guenther <rguenther@suse.de>
12312 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12313 if it is not about to be set.
12314 (get_value_range): Do not pre-allocate equiv bitmap.
12315 (update_value_range): No need to clear equiv field.
12316 (add_equivalence): Change prototype to get bitmap pointer.
12317 Allocate bitmap here if it is not already.
12318 (extract_range_from_assert): Do not allocate bitmap here.
12319 Update callers to add_equivalence.
12320 (extract_range_from_ssa_name): Likewise.
12321 (get_vr_for_comparison): New static helper.
12322 (compare_name_with_value): Handle NULL equiv bitmap by
12323 peeling the first iteration of the comparison loop.
12324 Use get_vr_for_comparison.
12325 (compare_names): Handle NULL equiv bitmaps by using fake
12326 ones. Use get_vr_for_comparison.
12328 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12330 * double-int.c (mpz_set_double_int): Moved from
12331 tree-ssa-loop-niter.c.
12332 (mpz_get_double_int): Likewise; also, add option to wrap
12333 out-of-range integers.
12334 * double-int.h: New prototypes for above.
12335 * tree.c (get_static_type_bounds): Moved from
12336 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12337 TYPE_MAX_VALUE if they exist..
12338 * tree.h: New prototype for above.
12339 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12340 get_type_bounds calls.
12341 (mpz_set_double_int): Move to double-int.c.
12342 (get_type_bounds): Move to tree.c, rename to
12343 get_static_type_bounds.
12344 (mpz_to_double_int): Move to double-int.c, rename to
12345 mpz_get_double_int.
12347 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12349 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12350 DIV0 exception can fall through to a normal return.
12352 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12354 PR middle-end/22156
12355 Temporarily revert:
12356 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12357 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12358 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12359 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12360 initialize align to silence bogus warning.
12361 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12362 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12364 (struct sra_walk_fns): Remove use_all parameter from use.
12365 (sra_hash_tree): Handle BIT_FIELD_REFs.
12366 (sra_elt_hash): Don't hash bitfld blocks.
12367 (sra_elt_eq): Skip them in parent compares as well. Handle
12369 (sra_walk_expr): Don't maintain or pass down use_all_p.
12370 (scan_use): Remove use_all parameter.
12371 (scalarize_use): Likewise. Re-expand assignment to
12372 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12373 output, and re-scalarize after output. Don't mark anything
12375 (scalarize_ldst): Adjust.
12376 (scalarize_walk_gimple_modify_statement): Likewise.
12377 (build_element_name_1): Handle BIT_FIELD_REFs.
12378 (instantiate_element): Don't warn for any element whose parent
12379 is used as a whole.
12380 (instantiate_missing_elements_1): Return the sra_elt.
12381 (canon_type_for_field): New.
12382 (try_instantiate_multiple_fields): New.
12383 (instantiate_missing_elemnts): Use them.
12384 (mark_no_warning): Removed.
12385 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12386 (REPLDUP, sra_build_elt_assignment): New.
12387 (generate_copy_inout): Use them.
12388 (generate_element_copy): Likewise. Handle bitfld differences.
12389 (generate_element_zero): Don't recurse for blocks. Use
12390 sra_build_elt_assignment.
12391 (generate_one_element_int): Take elt instead of var. Use
12392 sra_build_elt_assignment.
12393 (generate_element_init_1): Adjust.
12394 (scalarize_use, scalarize_copy): Use REPLDUP.
12395 (scalarize_ldst): Move assert before dereference.
12396 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12398 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12401 * tree.c (reconstruct_complex_type): Reconstruct a reference
12403 Also use the same mode for the pointer as the old pointer type.
12405 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12407 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12410 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12412 PR rtl-optimization/31676
12413 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12414 (df_refs_record): Call it.
12416 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12418 * rtl.def (SS_ABS): New code.
12419 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12420 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12421 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12422 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12423 (bfin_init_builtins): Define them.
12424 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12425 (bfin_expand_builtin): ... and handle the others here.
12426 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12427 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12428 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12429 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12430 operand is only HImode.
12432 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12434 * regclass.c (scan_one_insn): Remove splitting of
12437 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12438 Nigel Stephens <nigel@mips.com>
12440 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12442 2007-04-28 Jan Hubicka <jh@suse.cz>
12444 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12445 insn_locators_alloc instead of insn_locators_initialize;
12446 call reset_block_changes.
12447 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12448 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12449 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12450 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12451 * config/score/score.c (th_output_mi_thunk): Likewise.
12452 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12453 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12454 tolerate uninitialized locator info.
12457 * function.c (init_function_start): Don't init line number info.
12458 (expand_function_end): Update.
12459 (reset_block_changes, record_block_change, finalize_block_changes,
12460 check_block_change, free_block_changes): Kill.
12461 * function.h (reset_block_changes, record_block_change,
12462 finalize_block_changes, check_block_change, free_block_changes):
12464 (struct function): Remove ib_boundaries_block.
12465 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12466 Use curr_insn_locator to initialize locator.
12467 (emit_line_note): Remove.
12468 * cfgexpand.c (expand_gimple_cond_expr): Update.
12469 (construct_exit_block): Likewise.
12470 (tree_expand_cfg): Initialize/finalize locators.
12471 * expr.c (expand_expr_real): Update.
12472 * cfglayout.c (line_locators_locs, line_locators_lines,
12473 file_locators_locs, file_locators_files): Remove.
12474 (set_block_levels): Move to cfgexpand.c.
12475 (insn_locators_initialize): Remove.
12476 (pass_insn_locators_initialize): Remove.
12477 (locations_locators_locs, locations_locators_vals): New static vars.
12478 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12480 (insn_locators_alloc, insn_locators_finalize,
12481 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12483 (locator_location): New.
12484 (locator_line, locator_file): Rewrite.
12485 * rtl.h (emit_line_note): Kill.
12486 (insn_locators_alloc, insn_locators_finalize,
12487 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12489 * tree-inline.c (initialize_cfun): Do not initialize
12490 ib_boundaries_block.
12491 * passes.c (pass_insn_locators_initialize): Remove.
12493 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12495 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12496 info. Update last_basic_block correctly.
12498 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12501 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12502 register itself to hold the offset constant. Tell flow the use
12503 of r4 and r5 when they are used.
12505 2007-04-27 Richard Guenther <rguenther@suse.de>
12507 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12508 if we simplified anything.
12509 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12510 warnings until we did a simplification and the stmt was not
12511 marked as TREE_NO_WARNING.
12513 2007-04-27 Mike Stump <mrs@apple.com>
12515 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12517 2007-04-27 Ian Lance Taylor <iant@google.com>
12519 PR middle-end/31710
12520 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12521 TYPE_MAX_VALUE exist, convert them to the new type.
12523 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12525 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12526 if it claims to be available.
12527 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12528 edge is redirected.
12529 (perform_tree_ssa_dce): Always free postdominators.
12531 2007-04-27 Richard Henderson <rth@redhat.com>
12533 * config/alpha/predicates.md (aligned_memory_operand): Mark
12534 as define_special_predicate.
12535 (unaligned_memory_operand, normal_memory_operand): Likewise.
12536 (reg_or_unaligned_mem_operand): Remove.
12537 (any_memory_operand): Match the documentation and check for
12538 non-renumbered pseudos during reload.
12539 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12540 alpha_secondary_reload_class, update to new interface, make static.
12541 Handle CQImode like HImode. Remove FP subreg check.
12542 (alpha_expand_mov): Use replace_equiv_address.
12543 (alpha_expand_mov_nobwx): Use any_memory_operand.
12544 (TARGET_SECONDARY_RELOAD): New.
12545 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12546 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12547 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12548 * config/alpha/alpha.md: ... here.
12549 (RELOAD12, reloadmode): New.
12551 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12552 Don't handle the aligned case here.
12553 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12554 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12555 reload_inhi_help. Don't expect a scratch register.
12556 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12558 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12560 2007-04-27 Richard Guenther <rguenther@suse.de>
12562 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12564 2007-04-27 Richard Guenther <rguenther@suse.de>
12566 PR tree-optimization/30965
12567 PR tree-optimization/30978
12568 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12569 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12570 (find_equivalent_equality_comparison): Likewise.
12571 (simplify_cond): Likewise.
12572 (get_prop_source_stmt): New helper.
12573 (get_prop_dest_stmt): Likewise.
12574 (can_propagate_from): Likewise.
12575 (remove_prop_source_from_use): Likewise.
12576 (combine_cond_expr_cond): Likewise.
12577 (forward_propagate_comparison): New function.
12578 (forward_propagate_into_cond): Rewrite to use fold for
12580 (tree_ssa_forward_propagate_single_use_vars): Call
12581 forward_propagate_comparison to propagate comparisons.
12583 2007-04-27 Richard Guenther <rguenther@suse.de>
12585 PR tree-optimization/31715
12586 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12587 sure to do computation on the offset in an appropriate
12590 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12592 * reload.h (elimination_target_reg_p): Declare.
12593 * reload.c (find_reloads): Don't apply the reg_rtx move
12594 optimization if the SET_DEST satisfies elimination_target_reg_p.
12595 * reload1.c (elimination_target_reg_p): New function.
12596 (gen_reload): In the move/add2 fallback, make sure that op0
12597 does not overlap the destination register.
12599 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12601 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12602 transform only GIMPLE_MODIFY_STMTs.
12603 * tree-complex.c (expand_complex_operations_1): Ditto.
12604 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12605 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12606 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12608 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12609 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12610 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12611 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12612 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12613 slpeel_add_loop_guard): Ditto.
12614 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12615 * lambda-code.c (perfect_nestify): Ditto.
12616 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12617 before the first statement.
12618 * tree-optimize.c (execute_free_datastructures): Fix comments.
12619 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12620 * tree-flow.h (disband_implicit_edges): Declaration removed.
12621 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12623 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12624 COND_EXPRs without gotos.
12625 (disband_implicit_edges, has_label_p): Removed.
12626 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12627 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12629 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12631 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12632 also for COND_EXPRs.
12633 * cfgexpand.c (label_rtx_for_bb): New function.
12634 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12635 Use label_rtx_for_bb to find the labels.
12636 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12637 last block. Detect fallthru edges.
12639 2007-04-26 Ian Lance Taylor <iant@google.com>
12642 * reload.c (find_reloads_subreg_address): If the address was valid
12643 in the original mode but not in the new mode, reload the whole
12646 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12648 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12649 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12650 (cleanup_control_expr_graph): Do not invalidate dominance info.
12651 Record altered blocks.
12652 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12653 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12654 cleanup_tree_cfg_bb): New functions.
12655 (remove_forwarder_block): Do not maintain the worklist of blocks.
12656 Record altered blocks.
12657 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12658 not over whole cfg.
12659 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12660 delete_unreachable_blocks if dominators are not available.
12661 * tree-inline.c (optimize_inline_calls): Free dominance information
12663 * tree-flow.h (remove_edge_and_dominated_blocks,
12664 cfgcleanup_altered_bbs): Altered.
12665 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12667 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12669 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12670 do not invalidate dominators.
12672 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12674 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12675 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12676 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12677 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12679 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12681 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12683 2007-04-26 Richard Guenther <rguenther@suse.de>
12685 PR tree-optimization/31703
12686 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12687 the right type for the target of the bittest.
12689 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12691 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12692 ix86_sol10_return_in_memory.
12694 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12696 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12699 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12702 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12704 PR tree-optimization/30558
12705 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12706 clear this_state.prev_try.
12708 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12709 Mark Mitchell <mark@codesourcery.com>
12711 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12712 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12713 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12715 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12718 * doc/invoke.texi (%:print-asm-header): Document.
12719 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12721 (static_spec_functions): Add print-asm-header.
12722 (main): Print a banner before the --target-help linker options.
12723 (print_asm_header_spec_function): New function.
12725 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12728 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12729 (movsf_ie): Likewise.
12731 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12733 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12735 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12737 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12738 exception for divide-by-zero.
12739 (__umodsi3, __modsi3): Likewise.
12741 2007-04-25 Dirk Mueller <dmueller@suse.de>
12743 * c-typeck.c (build_compound_expr): Annotate warning()
12744 call with OPT_Wunused_value.
12745 * tree-ssa.c (warn_uninit): Annotate warning with
12747 * c-common.c (handle_sentinel_attribute): Annotate warning
12748 call with OPT_Wattributes.
12750 2007-04-25 Thiemo Seufer <ths@mips.com>
12752 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12753 (mips16): Fix typo.
12754 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12755 on to the assembler. Improve handling of -mno-mips16. Add handling
12756 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12757 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12758 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12759 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12761 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12764 * config/i386/winnt.c (i386_pe_file_end): Strip only
12765 USER_LABEL_PREFIX when writing export name.
12767 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12769 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12770 sh/elf.h, vx-common.h and vxworks.h.
12771 * config/sh/sh.h: Include config/vxworks-dummy.h.
12772 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12773 (OVERRIDE_OPTIONS): Use it.
12774 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12775 (vxworks_picreg): New pattern.
12776 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12777 VXWORKS_OS_CPP_BUILTINS.
12778 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12779 to their VXWORKS_* equivalents.
12780 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12781 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12782 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12783 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12784 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12785 -mrtp/-fPIC multilibs.
12786 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12787 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12788 (MULTILIB_OSDIRNAMES): Delete.
12790 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12793 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12795 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12797 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12798 rounding mode to be specified by the caller.
12799 (real_to_mpfr) Likewise.
12800 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12801 include new arguments.
12802 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12804 2007-04-24 Ian Lance Taylor <iant@google.com>
12806 PR tree-optimization/31605
12807 * tree-vrp.c (set_value_range): Check that min and max are not
12808 both overflow infinities.
12809 (set_value_range_to_value): New static function.
12810 (extract_range_from_binary_expr): Call set_value_range_to_value.
12811 (extract_range_from_cond_expr): Likewise.
12812 (extract_range_from_expr): Likewise.
12813 (extract_range_from_unary_expr): Likewise. Don't create a range
12814 which overflows on both sides.
12815 (vrp_meet): Check for a useless range.
12816 (vrp_visit_phi_node): If we see a constant which looks like an
12817 overflow infinity, turn off the TREE_OVERFLOW flag.
12819 2007-04-24 Ian Lance Taylor <iant@google.com>
12821 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12823 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12825 PR diagnostic/25923
12826 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12827 diagnostic message is being built.
12828 * tree-pretty-print.c (dump_generic_node): Only write the
12829 formatted text into BUFFER's stream if we are not building a
12830 diagnostic message.
12831 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12833 * Makefile.in (toplev.o): Depend on tree-pass.h.
12835 2007-04-24 Ian Lance Taylor <iant@google.com>
12837 PR tree-optimization/31602
12838 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12839 conditionals in the copied loop header.
12840 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12841 warnings if TREE_NO_WARNING is set.
12842 * doc/invoke.texi (Warning Options): Clarify that
12843 -Wstrict-overflow does not warn about loops.
12845 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12847 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12848 expand on the comment about _Decimal128 arguments and check the
12849 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12850 that _Decimal128 argument uses even/odd register pair.
12851 (function_arg): Ditto.
12853 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12855 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12856 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12858 2007-04-24 Richard Guenther <rguenther@suse.de>
12859 Olga Golovanevsky <olga@il.ibm.com>
12861 * fold-const.c (multiple_of_p): Check for bottom
12864 2007-04-24 Richard Henderson <rth@redhat.com>
12866 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12867 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12868 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12869 looking for non-zero bits shifted out. Avoid a recursive call
12870 when constructing the scalar.
12871 (__floatundisf): Likewise.
12873 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12875 * dwarf2out.c (field_byte_offset): Move the existing logic
12876 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12877 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12879 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12882 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12883 length argument of 0 for memset.
12884 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12885 unsigned shift instead of the signed variant.
12887 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12889 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12890 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12891 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12892 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12893 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12894 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12895 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12896 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12897 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12898 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12899 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12900 "mul<mode>3", "div<mode>3"): Insn definitions added.
12901 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12902 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12903 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12904 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12905 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12906 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12907 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12908 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12909 TARGET_FLOAT_FORMAT): Macro definitions removed.
12910 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12911 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12912 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12913 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12914 (s390_gen_rtx_const_DI): Function removed.
12915 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12917 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12919 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12920 over an external ffs function.
12922 2007-04-24 Chao-ying Fu <fu@mips.com>
12923 Richard Sandiford <richard@nildram.co.uk>
12925 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12926 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12927 (smadd_widen_optab, umadd_widen_optab): Define.
12928 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12930 * genopinit.c (optabs): Fill in smadd_widen_optab and
12932 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12933 and umadd_widen_optab to implement multiply-add sequences.
12934 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12935 (<u>maddsidi4): ...this. Extend condition to include
12936 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12937 of operand 0 to "ka" and use the three-operand form of madd<u>
12939 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12941 * config/mips/constraints.md (ka): New register constraint.
12943 2007-04-24 Jan Hubicka <j@suse.cz>
12947 2007-04-23 Jan Hubicka <jh@suse.cz>
12948 * function.c (init_function_start): Don't init line number info.
12949 (expand_function_end): Update.
12950 (reset_block_changes, record_block_change, finalize_block_changes,
12951 check_block_change, free_block_changes): Kill.
12952 * function.h (reset_block_changes, record_block_change,
12953 finalize_block_changes, check_block_change, free_block_changes):
12955 (struct function): Remove ib_boundaries_block.
12956 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12957 Use curr_insn_locator to initialize locator.
12958 (emit_line_note): Remove.
12959 * cfgexpand.c (expand_gimple_cond_expr): Update.
12960 (construct_exit_block): Likewise.
12961 (tree_expand_cfg): Initialize/finalize locators.
12962 * expr.c (expand_expr_real): Update.
12963 * cfglayout.c (line_locators_locs, line_locators_lines,
12964 file_locators_locs, file_locators_files): Remove.
12965 (set_block_levels): Move to cfgexpand.c.
12966 (insn_locators_initialize): Remove.
12967 (pass_insn_locators_initialize): Remove.
12968 (locations_locators_locs, locations_locators_vals): New static vars.
12969 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12971 (insn_locators_alloc, insn_locators_finalize,
12972 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12974 (locator_location): New.
12975 (locator_line, locator_file): Rewrite.
12976 * rtl.h (emit_line_note): Kill.
12977 (insn_locators_alloc, insn_locators_finalize,
12978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12980 * tree-inline.c (initialize_cfun): Do not initialize
12981 ib_boundaries_block.
12982 * passes.c (pass_insn_locators_initialize): Remove.
12984 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12986 * doc/invoke.texi: Removed leading '-' from option index entries.
12988 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12990 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12992 (create_phi_node): Use set_phi_nodes.
12993 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12994 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12995 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12996 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12997 (bsi_start, bsi_last): Use bb_stmt_list.
12998 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12999 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13000 Traverse the statements using tsi iterator.
13001 * basic-block.h (struct basic_block_def): Fields stmt_list
13002 and phi_nodes moved to ...
13003 (struct tree_bb_info): ... new structure.
13004 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13005 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13006 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13007 (tree_verify_flow_info): Verify that il.tree is not set for
13008 entry and exit block.
13009 (tree_split_block): Use set_bb_stmt_list.
13011 2007-04-23 Mike Stump <mrs@apple.com>
13013 * config/i386/i386.c (ix86_tune_features
13014 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13017 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13019 * config/i386/i386.md (prefix_extra): New attribute.
13020 (length): Add prefix_extra.
13022 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13023 (sse2_movntv2di): Likewise.
13024 (sse2_cvtps2dq): Likewise.
13025 (sse2_cvtpd2pi): Likewise.
13026 (sse2_cvttpd2pi): Likewise.
13027 (*sse2_cvtpd2ps): Likewise.
13028 (*add<mode>3): Likewise.
13029 (sse2_ssadd<mode>3): Likewise.
13030 (sse2_usadd<mode>3): Likewise.
13031 (*sub<mode>3): Likewise.
13032 (sse2_sssub<mode>3): Likewise.
13033 (sse2_ussub<mode>3): Likewise.
13034 (*mulv8hi3): Likewise.
13035 (*smulv8hi3_highpart): Likewise.
13036 (*umulv8hi3_highpart): Likewise.
13037 (sse2_umulv2siv2di3): Likewise.
13038 (sse2_pmaddwd): Likewise.
13039 (ashr<mode>3): Likewise.
13040 (lshr<mode>3): Likewise.
13041 (ashl<mode>3): Likewise.
13042 (sse2_ashlti3): Likewise.
13043 (sse2_lshrti3): Likewise.
13044 (*umaxv16qi3): Likewise.
13045 (*smaxv8hi3): Likewise.
13046 (*uminv16qi3): Likewise.
13047 (*sminv8hi3): Likewise.
13048 (sse2_eq<mode>3): Likewise.
13049 (sse2_gt<mode>3): Likewise.
13050 (*and<mode>3): Likewise.
13051 (sse2_nand<mode>3): Likewise.
13052 (*ior<mode>3): Likewise.
13053 (*xor<mode>3): Likewise.
13054 (sse2_packsswb): Likewise.
13055 (sse2_packssdw): Likewise.
13056 (sse2_packuswb): Likewise.
13057 (sse2_punpckhbw): Likewise.
13058 (sse2_punpcklbw): Likewise.
13059 (sse2_punpckhwd): Likewise.
13060 (sse2_punpcklwd): Likewise.
13061 (sse2_punpckhdq): Likewise.
13062 (sse2_punpckldq): Likewise.
13063 (sse2_punpckhqdq): Likewise.
13064 (sse2_punpcklqdq): Likewise.
13065 (*sse2_pinsrw): Likewise.
13066 (*sse2_pextrw): Likewise.
13067 (sse2_pshufd_1): Likewise.
13068 (sse2_uavgv16qi3): Likewise.
13069 (sse2_uavgv8hi3): Likewise.
13070 (sse2_psadbw): Likewise.
13071 (sse2_pmovmskb): Likewise.
13072 (*sse2_maskmovdqu): Likewise.
13073 (*sse2_maskmovdqu_rex64): Likewise.
13074 (sse4a_extrqi): Likewise.
13075 (sse4a_extrq): Likewise.
13076 (sse3_lddqu): Set prefix_rep.
13077 (sse3_addsubv4sf3): Likewise.
13078 (sse3_haddv4sf3): Likewise.
13079 (sse3_hsubv4sf3): Likewise.
13080 (sse_cvtss2si): Likewise.
13081 (sse_cvtss2si_2): Likewise.
13082 (sse_cvtss2siq): Likewise.
13083 (sse_cvtss2siq_2): Likewise.
13084 (sse_cvttss2si): Likewise.
13085 (sse_cvttss2siq): Likewise.
13086 (sse2_cvttps2dq): Likewise.
13087 (sse3_movshdup): Likewise.
13088 (sse3_movsldup): Likewise.
13089 (sse2_cvtsd2si): Likewise.
13090 (sse2_cvtsd2si_2): Likewise.
13091 (sse2_cvtsd2siq): Likewise.
13092 (sse2_cvtsd2siq_2): Likewise.
13093 (sse2_cvttsd2si): Likewise.
13094 (sse2_cvttsd2siq): Likewise.
13095 (*sse2_cvtpd2dq): Likewise.
13096 (*sse2_cvttpd2dq): Likewise.
13097 (sse2_pshuflw_1): Likewise.
13098 (sse2_pshufhw_1): Likewise.
13099 (sse4a_insertqi): Likewise.
13100 (sse4a_insertq): Likewise.
13101 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13102 (ssse3_phadddv4si3): Likewise.
13103 (ssse3_phaddswv8hi3): Likewise.
13104 (ssse3_phsubwv8hi3): Likewise.
13105 (ssse3_phsubdv4si3): Likewise.
13106 (ssse3_phsubswv8hi3): Likewise.
13107 (ssse3_pmaddubswv8hi3): Likewise.
13108 (ssse3_pmulhrswv8hi3): Likewise.
13109 (ssse3_pshufbv16qi3): Likewise.
13110 (ssse3_psign<mode>3): Likewise.
13111 (ssse3_palignrti): Likewise.
13112 (abs<mode>2): Likewise.
13113 (ssse3_phaddwv4hi3): Set prefix_extra.
13114 (ssse3_phadddv2si3): Likewise.
13115 (ssse3_phaddswv4hi3): Likewise.
13116 (ssse3_phsubwv4hi3): Likewise.
13117 (ssse3_phsubdv2si3): Likewise.
13118 (ssse3_phsubswv4hi3): Likewise.
13119 (ssse3_pmaddubswv4hi3): Likewise.
13120 (ssse3_pmulhrswv4hi3): Likewise.
13121 (ssse3_pshufbv8qi3): Likewise.
13122 (ssse3_psign<mode>3): Likewise.
13123 (ssse3_palignrdi): Likewise.
13124 (abs<mode>2): Likewise.
13125 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13126 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13127 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13129 2007-04-23 Nick Clifton <nickc@redhat.com>
13131 * params.def: Fix formatting of emacs local variables.
13133 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13135 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13136 move if inter-unit move isn't allowed.
13137 Don't split moving the first element of V2DI to DI to inter-unit
13138 move if inter-unit move isn't allowed.
13140 2007-04-23 Richard Guenther <rguenther@suse.de>
13142 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13143 and CDI_POST_DOMINATORS separately.
13145 2007-04-23 Nick Clifton <nickc@redhat.com>
13147 * c.opt (Wformat-contains-nul): Add warning attribute.
13149 2007-04-23 Jan Hubicka <jh@suse.cz>
13151 * function.c (init_function_start): Don't init line number info.
13152 (expand_function_end): Update.
13153 (reset_block_changes, record_block_change, finalize_block_changes,
13154 check_block_change, free_block_changes): Kill.
13155 * function.h (reset_block_changes, record_block_change,
13156 finalize_block_changes, check_block_change, free_block_changes):
13158 (struct function): Remove ib_boundaries_block.
13159 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13160 Use curr_insn_locator to initialize locator.
13161 (emit_line_note): Remove.
13162 * cfgexpand.c (expand_gimple_cond_expr): Update.
13163 (construct_exit_block): Likewise.
13164 (tree_expand_cfg): Initialize/finalize locators.
13165 * expr.c (expand_expr_real): Update.
13166 * cfglayout.c (line_locators_locs, line_locators_lines,
13167 file_locators_locs, file_locators_files): Remove.
13168 (set_block_levels): Move to cfgexpand.c.
13169 (insn_locators_initialize): Remove.
13170 (pass_insn_locators_initialize): Remove.
13171 (locations_locators_locs, locations_locators_vals): New static vars.
13172 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13174 (insn_locators_alloc, insn_locators_finalize,
13175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13177 (locator_location): New.
13178 (locator_line, locator_file): Rewrite.
13179 * rtl.h (emit_line_note): Kill.
13180 (insn_locators_alloc, insn_locators_finalize,
13181 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13183 * tree-inline.c (initialize_cfun): Do not initialize
13184 ib_boundaries_block.
13185 * passes.c (pass_insn_locators_initialize): Remove.
13187 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13189 PR middle-end/31448
13190 * expr.c (reduce_to_bit_field_precision): Handle
13193 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13195 PR tree-optimization/24659
13196 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13197 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13198 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13199 * genopinit.c (optabs): Rename vec_pack_mod_optab
13200 to vec_pack_trunc_optab.
13201 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13202 early for scalar floating point operands for NOP_EXPR.
13203 (vectorizable_type_promotion): Ditto.
13204 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13205 vec_pack_trunc_optab.
13206 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13208 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13209 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13210 Rename from VEC_PACK_MOD_EXPR.
13211 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13212 * expr.c (expand_expr_real_1): Ditto.
13213 * tree-inline.c (estimate_num_insns_1): Ditto.
13214 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13216 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13217 (vec_unpacks_lo_v4sf): Ditto.
13218 (vec_pack_trunc_v2df): Ditto.
13219 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13220 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13221 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13223 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13225 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13227 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13228 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13229 packing of floating point operands.
13230 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13231 represent unpacking of floating point operands.
13232 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13233 [vec_unpacks_hi]: Ditto.
13234 [vec_unpacks_lo]: Ditto.
13236 2007-04-22 Jan Hubicka <jh@suse.cz>
13238 * final.c (rest_of_handle_final): Call
13239 targetm.asm_out.constructor/targetm.asm_out.destructor
13240 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13241 proper priority via decl_*_priority_insert.
13242 * c-common.c (c_expand_body): Likewise.
13244 2007-04-22 Richard Guenther <rguenther@suse.de>
13246 PR tree-optimization/29789
13247 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13248 (rewrite_reciprocal): New helper split out from
13249 determine_invariantness_stmt.
13250 (rewrite_bittest): Likewise.
13251 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13252 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13255 2007-04-22 Revital Eres <eres@il.ibm.com>
13257 * loop-unroll.c (var_to_expand): New field to support also
13258 insns of the form x = something + x.
13259 (analyze_insn_to_expand_var): Use it.
13260 (expand_var_during_unrolling): Likewise.
13262 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13264 * predict.c: Include pointer-set.h.
13265 (bb_predictions): New variable.
13266 (tree_predicted_by_p, tree_predict_edge,
13267 remove_predictions_associated_with_edge): Use bb_predictions map
13268 instead of bb->predictions.
13269 (clear_bb_predictions, assert_is_empty): New functions.
13270 (combine_predictions_for_bb): Use bb_predictions map. Call
13271 clear_bb_predictions.
13272 (tree_estimate_probability): Create and free bb_predictions map.
13273 * Makefile.in (predict.o): Add pointer-set.h dependency.
13274 * basic-block.h (struct basic_block_def): Remove predictions
13276 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13278 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13281 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13284 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13286 * timevar.c (timevar_print): Change reference of --disable-checking to
13287 --enable-checking=release. Also warn if assert checking is disabled.
13289 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13292 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13293 decl as addressable if the compound literal was marked as
13295 Mark the decl as a gimple register if it is a complex or
13296 vector decl and does not live in memory.
13298 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13300 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13301 (GENERIC_NEXT): New function macro.
13302 (PHI_CHAIN): Use phi_node's new chain variable.
13303 (tree_phi_node): Change tree_common to tree_base
13304 and add the chain field.
13305 * tree-phinodes.c (make_phi_node): Don't set
13306 TREE_TYPE on the new node.
13307 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13308 instead of checking GIMPLE_TUPLE_P in chain_next.
13309 * tree-vect-transform.c
13310 (get_initial_def_for_induction): Look at
13311 PHI_RESULT_TREE for the type of the phi node.
13312 (update_vuses_to_preheader): Use PHI_CHAIN
13313 instead of TREE_CHAIN on the phi node.
13314 * tree-ssa-structalias.c (compute_points_to_sets):
13316 (ipa_pta_execute): Likewise.
13318 2007-04-21 Richard Guenther <rguenther@suse.de>
13320 PR middle-end/31136
13321 * fold-const.c (fold_unary): Call fold_convert_const on the
13324 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13326 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13327 (store_killed_in_pat): New.
13329 2007-04-20 Richard Henderson <rth@redhat.com>
13332 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13333 TREE_LIST with a void_type_node value, not void_list_node exactly.
13335 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13337 * doc/standards.texi: Re-arrange into language-specific
13338 subsections. Add a C++ section, documenting which standards we
13341 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13343 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13344 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13346 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13348 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13349 ecrti.o and crtbegin.o.
13350 (LIB_DEFAULT_SPEC): Include -lc.
13351 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13353 2007-04-20 Richard Henderson <rth@redhat.com>
13356 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13357 argument; update all callers.
13358 (get_unaligned_offset): New.
13359 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13360 get_unaligned_address, just pass on the address directly.
13361 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13362 the subreg in the helper patterns.
13363 (unaligned_extendqidi_le): Use get_unaligned_offset.
13364 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13365 (unaligned_extendhidi_be): Likewise.
13366 (unaligned_extendhidi): Tidy.
13367 * config/alpha/alpha-protos.h: Update.
13369 2007-04-20 Richard Henderson <rth@redhat.com>
13371 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13372 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13373 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13374 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13375 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13376 (CPP_SPEC): Don't include %(cpp_subtarget).
13377 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13378 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13379 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13381 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13383 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13384 for __builtin_ia32_cmpordss.
13386 PR tree-optimization/31632
13387 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13388 and arg1 for optimizations of comparison against min/max values.
13389 Fold arg0 to arg1's type for optimizations of comparison against
13390 min+1 and max-1 values.
13392 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13394 * reload.c (combine_reloads): When trying to use a dying register,
13395 check whether it's uninitialized and don't use if so.
13397 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13399 * fold-const.c: Remove prototypes for native_encode_expr and
13400 native_interpret_expr.
13401 (native_encode_expr): Make non-static.
13402 (native_interpret_expr): Likewise.
13403 * tree.h: Add prototypes for the above.
13405 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13407 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13408 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13409 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13410 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13411 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13412 Add length attributes.
13414 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13416 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13419 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13420 __STDC_WANT_DEC_FP__.
13422 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13424 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13425 for long double compatibility.
13426 * configure: Regenerate.
13428 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13430 PR rtl-optimization/29841
13431 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13433 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13434 that may cause control flow transfer from being moved.
13436 2007-04-18 Jan Hubicka <jh@suse.cz>
13438 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13441 2007-04-18 Eric Christopher <echristo@apple.com>
13443 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13444 only. Update operands.
13445 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13446 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13447 link register to pic register.
13449 2007-04-18 Dirk Mueller <dmueller@suse.de>
13451 PR diagnostic/31227
13452 * tree-vrp.c (search_for_addr_array): New.
13453 (check_array_bounds): Suppress warning about
13454 address taken of array refs if its not de-referenced.
13456 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13458 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13459 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13461 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13462 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13463 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13465 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13467 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13469 (vect_analyze_scalar_cycles): Fix indentation.
13470 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13471 (vect_mark_relevant): Include phis in relevance analysis.
13473 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13475 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13477 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13478 output_operand_lossage().
13480 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13482 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13483 the unused code for reduction without adjust-in-epilog to simplify the
13486 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13488 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13489 (S390_TDC_NEGATIVE_ZERO): New constant.
13490 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13491 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13492 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13493 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13494 (S390_TDC_POSITIVE_INFINITY): New constant.
13495 (S390_TDC_NEGATIVE_INFINITY): New constant.
13496 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13497 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13498 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13499 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13500 (S390_TDC_INFINITY): New constant.
13501 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13502 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13503 optimization for UNSPEC_CCZ_TO_INT.
13504 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13505 ("*ccz_to_int"): New insn.
13506 ("isinf<mode>2"): New insn.
13507 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13508 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13509 (UNSPEC_CCZ_TO_INT): New constant.
13511 2007-04-18 Richard Guenther <rguenther@suse.de>
13513 PR tree-optimization/19431
13514 PR tree-optimization/21463
13515 * tree-pass.h (pass_phiprop): Declare.
13516 * passes.c (init_optimization_passes): New phiprop pass.
13517 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13518 (phivn_valid_p): New helper function.
13519 (phiprop_insert_phi): Likewise.
13520 (propagate_with_phi): Likewise.
13521 (tree_ssa_phiprop): New propagator propagating loads
13522 through phi nodes if profitable.
13524 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13526 * tree-vect-analyze.c (process_use): New function.
13527 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13528 Check phis in all bbs.
13529 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13532 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13534 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13537 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13540 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13543 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13545 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13547 (sse_vmmulv4sf3): Likewise.
13548 (sse2_vmaddv2df3): Likewise.
13549 (sse2_vmmulv2df3): Likewise.
13551 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13553 PR rtl-optimization/31360
13554 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13555 (target_reg_cost): New.
13556 (init_set_costs): Initialize target_reg_cost. Add comments
13557 regarding the rationale of the costs.
13558 (global_cost_for_size): Renamed to...
13559 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13560 of register pressure.
13561 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13562 estimate_reg_pressure_cost. Add number of ivs.
13563 (determine_set_costs): Dump target_reg_cost.
13564 * loop-invariant.c (gain_for_invariant): Use
13565 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13566 (best_gain_for_invariant, find_invariants_to_move): Remove
13568 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13569 (target_reg_cost): Declare.
13570 (global_cost_for_size): Declaration removed.
13571 (estimate_reg_pressure_cost): Declare.
13573 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13575 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13576 regnos into even/odd register pairs.
13577 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13578 TDmode similar to the other floating point modes.
13579 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13580 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13582 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13583 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13584 (movdd_hardfloat64): Use TARGET_MFPGPR.
13586 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13588 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13591 2005-01-05 Richard Henderson <rth@redhat.com>
13593 * reload1.c (do_input_reload): Restrict the optimization deleteing
13594 a previous output reload to RELOAD_FOR_INPUT.
13596 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13598 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13599 induc_vec_info_type.
13600 (vectorizable_induction): New function declaration.
13601 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13602 check if already vectorized. Find first place in BB where new stmts
13603 can be inserted. Takes only one argument.
13604 (vectorizable_induction): New function.
13605 (vect_transform_stmt): Add case for induc_vec_info_type to call
13606 vectorizable_induction.
13607 (vect_transform_loop): Consider phis for vectorization.
13608 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13610 (analyze_operations): Call vectorizable_induction when analyzing phis.
13612 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13613 (vect_mark_relevant): Include phis in relevance analysis.
13614 (vect_mark_stmts_to_be_vectorize): Likewise.
13615 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13617 2007-04-16 Lawrence Crowl <crowl@google.com>
13619 * doc/invoke.texi (Debugging Options): Add documentation for the
13620 -femit-struct-debug options -femit-struct-debug-baseonly,
13621 -femit-struct-debug-reduced, and
13622 -femit-struct-debug-detailed[=...].
13624 * c-opts.c (c_common_handle_option): Add
13625 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13626 and OPT_femit_struct_debug_detailed_.
13627 * c.opt: Add specifications for
13628 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13629 and -femit-struct-debug-detailed[=...].
13630 * opts.c (set_struct_debug_option): Parse the
13631 -femit-struct-debug-... options.
13632 * opts.c (matches_main_base, main_input_basename,
13633 main_input_baselength, base_of_path, matches_main_base): Add
13634 variables and functions to compare header base name to compilation
13636 * opts.c (should_emit_struct_debug): Add to determine to emit a
13637 structure based on the option.
13638 (dump_struct_debug) Also disabled function to debug this
13640 * opts.c (handle_options): Save the base name of the
13643 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13644 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13645 This hook indicates if a type is generic. Set it by default
13646 to "never generic".
13647 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13648 to determine if a struct type is generic or not.
13649 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13650 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13651 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13652 with live C++ hook.
13654 * flags.h (enum debug_info_usage): Add an enumeration to describe
13655 a program's use of a structure type.
13656 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13657 to indicate the program's usage of the type. Filter structs based
13658 on the -femit-struct-debug-... specification.
13659 (gen_type_die): Split into two routines, gen_type_die and
13660 gen_type_die_with_usage. gen_type_die is now a wrapper
13661 that assumes direct usage.
13662 (gen_type_die_with_usage): Replace calls to gen_type_die
13663 with gen_type_die_with_usage adding the program usage of
13664 the referenced type.
13665 (dwarf2out_imported_module_or_decl): Suppress struct debug
13666 information using should_emit_struct_debug when appropriate.
13668 2007-04-16 Ian Lance Taylor <iant@google.com>
13670 PR tree-optimization/31522
13671 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13672 (vrp_initialize): Allocate vr_phi_edge_counts.
13673 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13674 executable edge. Drop test for all constants.
13675 (vrp_finalize): Free vrp_phi_edge_counts.
13677 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13678 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13680 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13681 predecessors at head rather than tail.
13683 2007-04-16 Matthias Klose <doko@debian.org>
13685 * config/alpha/linux.h (CPP_SPEC): Define.
13686 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13688 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13690 * function.h: Remove sequence_stack extern declaration.
13692 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13694 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13696 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13699 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13701 * config/avr/avr.c (avr_arch_types): Rearranging array.
13702 (enum avr_arch): Add.
13703 (avr_mcu_types): Use avr_arch enumeration constants instead of
13705 * config/avr/avr.h (LINK_SPEC): Simplify.
13707 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13709 * config/m68k/m68k.c (m68k_libcall_value,
13710 m68k_function_value): Use macros for register names more.
13712 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13714 (M68K_REGNAME): Use A6_REG.
13715 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13717 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13719 PR middle-end/28071
13720 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13721 'pending_read_list_length' and 'pending_write_list_length'. Update
13723 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13724 to handle two length counters instead of one. Update all uses.
13725 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13726 two length counters instead of one.
13727 * sched-rgn.c (propagate_deps): Update to handle two length counters
13730 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13733 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13734 copy of source, pass it to ix86_expand_vector_set and return
13737 2007-04-16 David Ung <davidu@mips.com>
13738 Joseph Myers <joseph@codesourcery.com>
13740 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13741 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13742 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13743 Add 74K processor information.
13744 * config/mips/mips.md: Include 74k.md.
13745 (cpu): Add 74kc,74kf,74kx.
13746 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13747 * config/mips/74k.md: New.
13748 * doc/invoke.texi (MIPS Options): Document 74K support.
13750 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13752 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13753 vectorizable_* functions.
13754 * tree-vect-transform.c (vectorizable_call): Add check for
13755 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13756 (vectorizable_store): likewise.
13757 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13759 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13760 (vectorizable_type_promotion, vectorizable_load): Likewise.
13761 (vectorizable_live_operation, vectorizable_condition): Likewise.
13762 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13764 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13766 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13768 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13769 register numbers more.
13770 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13771 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13772 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13773 FUNCTION_VALUE_REGNO_P): Likewise.
13774 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13775 STATIC_CHAIN_REGNUM): Likewise.
13776 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13777 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13778 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13779 * config/m68k/m68k.md (FP_REG): New.
13781 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13783 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13786 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13788 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13789 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13792 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13794 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13797 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13800 * c-decl.c (finish_decl): Grab the type of the decl after the call
13801 to store_init_value.
13803 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13805 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13807 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13810 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13811 dominators, post dominators and cleanup cfg before returning.
13813 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13815 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13816 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13818 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13820 * config.gcc: Recognize fido.
13821 * config/m68k/m68k-devices.def (fidoa): New.
13822 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13824 (FL_FIDOA, TARGET_FIDOA): New.
13825 * config/m68k/m68k.opt (mfidoa): New.
13827 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13829 PR middle-end/31322
13830 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13831 when a personality function is used.
13833 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13835 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13837 2007-04-13 Mike Stump <mrs@apple.com>
13839 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13841 * config/darwin.opt (fapple-kext): Make C++ only.
13842 * config/darwin.c (darwin_override_options): Remove code to ensure
13843 -fapple-kext is given for C++ only.
13845 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13847 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13848 * config/mips/mips.c (override_options): Call
13849 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13851 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13853 * config/i386/i386.opt (msvr3-shlib): Removed.
13855 * doc/invoke.texi: Remove -msvr3-shlib.
13857 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13859 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13860 with "popcnt" instruction.
13862 2007-04-13 Richard Guenther <rguenther@suse.de>
13864 PR tree-optimization/21258
13865 * tree-vrp.c (compare_case_labels): New helper.
13866 (find_switch_asserts): New function.
13867 (find_assert_locations): Call it for SWITCH_EXPRs.
13869 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13871 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13872 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13873 check is now implied in X87_FLOAT_MODE_P.
13874 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13875 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13876 (fix_trunc<mode>_i386_fisttp): Ditto.
13877 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13878 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13879 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13880 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13881 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13882 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13883 (unnamed_splitters): Ditto.
13884 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13885 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13886 FIRST_SSE_REG for local functions when SSE math is enabled or
13887 for functions with sseregparm attribute.
13888 (standard_80387_constant_p): Return -1 if mode is not
13890 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13891 (ix86_expand_compare): Ditto.
13892 (ix86_expand_carry_flag_compare): Ditto.
13893 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13894 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13895 DECIMAL_FLOAT_MODE_P.
13896 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13897 of SCALAR_FLOAT_MODE_P.
13898 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13899 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13900 checks before FLOAT_MODE_P.
13901 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13902 before FLOAT_MODE_P.
13907 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13909 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13910 Charles Wilson <libtool@cwilson.fastmail.fm>
13912 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13913 (libgcc.mvars): Don't depend on them.
13914 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13915 * exec-tool.in: New.
13917 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13919 * doc/invoke.text (--help): Document --help=common.
13921 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13923 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13925 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13927 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13928 * genemit.c (main): Emit #include "integrate.h".
13929 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13930 (LOADGP_RTP): New mips_loadgp_style.
13931 * config/mips/mips.h: Include config/vxworks-dummy.h.
13932 (TARGET_RTP_PIC): New macro.
13933 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13934 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13935 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13936 for TARGET_RTP_PIC.
13937 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13938 -mvxworks-pic when using -mrtp and a PIC option.
13939 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13941 (mips_symbolic_constant_p, mips_symbolic_address_p)
13942 (mips_symbol_insns): Handle SYMBOL_HALF.
13943 (override_options): Warn about -G and -mrtp being used together.
13944 Initialize mips_lo_relocs[SYMBOL_HALF].
13945 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13946 (mips_emit_loadgp): Handle LOADGP_RTP.
13947 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13948 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13949 (tablejump): Handle function-relative case table entries if
13951 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13953 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13955 * config/mips/mips.md (load_call<mode>): Allow any general register.
13957 (sibcall_value_internal, sibcall_value_multiple_internal)
13958 (call_value_internal, call_value_split, call_value_multiple_internal)
13959 (call_value_multiple_split): Remove constraints from operand 0.
13961 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13963 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13964 rather than loadgp_noshared.
13965 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13966 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13968 * config/mips/mips.md (loadgp): Rename to...
13969 (loadgp_newabi): ...this.
13970 (loadgp_noshared): Rename to...
13971 (loadgp_absolute): ...this.
13973 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13975 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13976 false for locally-binding symbols.
13977 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13979 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13981 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13982 (SYMBOL_GOT_PAGE_OFST): ...this.
13983 (SYMBOL_GOT_GLOBAL): Rename to...
13984 (SYMBOL_GOT_DISP): ...this.
13985 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13986 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13987 * config/mips/mips.c (mips_global_symbol_p): New function.
13988 (mips_symbol_binds_local_p): Likewise.
13989 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13990 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13991 mips_global_symbol_p and mips_symbol_binds_local_p.
13992 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13993 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13994 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13995 SYMBOL_GOTOFF_DISP.
13996 (mips_ok_for_lazy_binding_p): New function.
13997 (mips_load_call_address, mips_expand_call): Use it.
13998 (mips_dangerous_for_la25_p): Likewise.
13999 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14000 (*got_disp<mode>): Use got_disp_operand instead of
14001 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14002 SYMBOL_GOTOFF_GLOBAL.
14003 (*got_page<mode>): Use got_page_ofst_operand instead of
14005 * config/mips/predicates.md (const_call_insn_operand): Use
14006 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14007 (global_got_operand): Rename to...
14008 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14010 (local_got_operand): Rename to...
14011 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14012 of SYMBOL_GOT_LOCAL.
14014 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14016 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14017 TARGET_CALL_CLOBBERED_GP.
14018 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14019 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14020 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14021 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14022 of TARGET_ABICALLS && !TARGET_NEWABI.
14023 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14024 * config/mips/mips.c (mips_load_call_address): Check
14025 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14026 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14027 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14028 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14029 TARGET_ABICALLS && TARGET_NEWABI.
14030 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14032 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14033 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14034 TARGET_ABICALLS && TARGET_NEWABI.
14035 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14036 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14037 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14038 whether indirect calls must use $25.
14039 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14041 * config/mips/mips.md (jal_macro): Check flag_pic and
14042 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14043 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14044 instead of TARGET_ABICALLS.
14045 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14046 TARGET_ABICALLS && TARGET_OLDABI.
14047 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14048 (sibcall): In the comment above the define_insn, mention
14049 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14050 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14051 instead of TARGET_ABICALLS.
14053 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14055 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14056 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14057 (MACFLAGS_MATCH_P): New macro.
14058 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14059 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14060 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14061 the other MACFLAG constants.
14062 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14063 (flag_machi): Tighten constraints. Renumber some of the operands.
14064 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14066 (flag_machi_parts_acconly): New pattern.
14067 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14069 (flag_macinit1hi): Tighten constraints.
14070 (flag_mul_macv2hi_parts_acconly): New pattern.
14072 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14073 Use a more efficient implementation.
14074 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14075 inline sequences when not optimizing for size.
14077 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14078 movhi_high2low): Delete, merge functionality into...
14079 (packv2hi): ... this pattern.
14081 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14082 * config/bfin/bfin.opt (msim): New option.
14083 (mcpu=): New option.
14084 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14085 (bfin_cpu_t): Typedef of enum bfin_cpu.
14086 (bfin_cpu_type): New declaration.
14087 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14088 -msim and -mcpu= options.
14089 (LIB_SPEC): Likewise.
14090 * config/bfin/bfin.c (bfin_cpu_type): Define.
14091 (bfin_handle_option): Handle -mcpu= option.
14092 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14093 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14094 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14096 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14098 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14099 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14100 (powerpc-wrs-vxworksae): Use ${tm_file}.
14101 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14102 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14103 * config/i386/vx-common.h: New file.
14105 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14107 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14110 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14112 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14115 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14119 * c-common.c (c_build_qualified_type): Set canonical type
14122 2007-04-12 Richard Guenther <rguenther@suse.de>
14124 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14125 lower bound and element size if lower bound is not zero
14126 or either of the ARRAY_REF operands is set.
14128 2007-04-12 Richard Guenther <rguenther@suse.de>
14130 PR tree-optimization/24689
14131 PR tree-optimization/31307
14132 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14134 * gimplify.c (canonicalize_addr_expr): To be consistent with
14135 gimplify_compound_lval only set operands two and three of
14136 ARRAY_REFs if they are not gimple_min_invariant. This makes
14137 it never at this place.
14138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14140 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14142 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14143 null before emitting a .nsubspa directive.
14145 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14147 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14148 need_to_partition_p if there are no memory statements in the
14151 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14153 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14154 (gcd_of_steps_may_divide_p): New function.
14155 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14157 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14159 * reload.c (find_reloads_toplev, find_reloads_address,
14160 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14161 not a pointer equality test, to decide if we need to call
14162 push_reg_equiv_alt_mem.
14164 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14166 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14167 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14169 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14171 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14173 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14174 vector to be positive.
14176 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14180 * doc/invoke.texi: Document --params max-aliased-vops and
14182 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14183 debug_memory_partitions): Move to tree-flow.h
14184 * params.h (AVG_ALIASED_VOPS): Define.
14185 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14187 (mp_info_t): Likewise.
14188 (get_mem_sym_stats_for): New.
14189 (set_memory_partition): Move from tree-flow-inline.h.
14190 (mark_non_addressable): Only clear the set of symbols for the
14191 partition if it exists.
14192 (dump_memory_partitions): Move from tree-ssa-operands.c
14193 (debug_memory_partitions): Likewise.
14194 (need_to_partition_p): New.
14195 (dump_mem_ref_stats): New.
14196 (debug_mem_ref_stats): New.
14197 (dump_mem_sym_stats): New.
14198 (debug_mem_sym_stats): New.
14199 (update_mem_sym_stats_from_stmt): New.
14200 (compare_mp_info_entries): New.
14201 (mp_info_cmp): Call it.
14202 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14204 (get_mpt_for): Move from tree-ssa-operands.c.
14205 (find_partition_for): New.
14206 (create_partition_for): Remove.
14207 (estimate_vop_reduction): New.
14208 (update_reference_counts): New.
14209 (build_mp_info): New.
14210 (compute_memory_partitions): Refactor.
14211 Document new heuristic.
14212 Call build_mp_info, update_reference_counts,
14213 find_partition_for and estimate_vop_reduction.
14214 (compute_may_aliases): Populate virtual operands before
14215 calling debugging dumps.
14216 (delete_mem_sym_stats): New.
14217 (delete_mem_ref_stats): New.
14218 (init_mem_ref_stats): New.
14219 (init_alias_info): Call it.
14220 (maybe_create_global_var): Remove alias_info argument.
14221 Get number of call sites and number of pure/const call sites
14222 from gimple_mem_ref_stats().
14223 (dump_alias_info): Call dump_memory_partitions first.
14224 (dump_points_to_info_for): Show how many times a pointer has
14226 * opts.c (decode_options): For -O2 set --param
14227 max-aliased-vops to 500.
14228 For -O3 set --param max-aliased-vops to 1000 and --param
14229 avg-aliased-vops to 3.
14230 * fortran/options.c (gfc_init_options): Remove assignment to
14232 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14233 * tree-dfa.c (dump_variable): Dump memory reference
14235 Dump NO_ALIAS* settings.
14236 (referenced_var_lookup): Tidy.
14237 (mem_sym_stats): New.
14238 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14239 and ORIG are different SSA names for a memory partition.
14240 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14241 * tree-flow.h (struct mem_sym_stats_d): Define.
14242 (mem_sym_stats_t): Define.
14243 (struct mem_ref_stats_d): Define.
14244 (struct gimple_df): Add field mem_ref_stats.
14245 (enum noalias_state): Define.
14246 (struct var_ann_d): Add bitfield noalias_state.
14247 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14248 debug_mem_ref_stats, debug_memory_partitions,
14249 debug_mem_sym_stats): Declare.
14250 * tree-ssa-structalias.c (update_alias_info): Update call
14251 sites, pure/const call sites and asm sites in structure
14252 returned by gimple_mem_ref_stats.
14253 Remove local variable IS_POTENTIAL_DEREF.
14254 Increase NUM_DEREFS if the memory expression is a potential
14256 Call update_mem_sym_stats_from_stmt.
14257 If the memory references memory, call
14258 update_mem_sym_stats_from_stmt for all the direct memory
14259 symbol references found.
14260 (intra_create_variable_infos): Set noalias_state field for
14261 pointer arguments according to the value of
14262 flag_argument_noalias.
14263 * tree-ssa-structalias.h (struct alias_info): Remove fields
14264 num_calls_found and num_pure_const_calls_found.
14265 (update_mem_sym_stats_from_stmt): Declare.
14266 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14267 Set default value to 100.
14268 (PARAM_AVG_ALIASED_VOPS): Define.
14270 2007-04-11 Richard Guenther <rguenther@suse.de>
14272 PR middle-end/31530
14273 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14274 a * -b + c as c - a * b if we honor sign dependent rounding.
14276 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14278 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14279 bfin_expand_strmov.
14280 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14281 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14283 (initialize_trampoline): Don't use old-style function definition.
14284 (bfin_secondary_reload): Mark IN_P argument as unused.
14286 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14288 PR tree-optimization/31343
14289 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14290 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14291 * testsuite/gcc.dg/vect/pr31343.c: New.
14293 2007-04-10 Eric Christopher <echristo@apple.com>
14295 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14296 * config/i386/i386.md (*cmpfp0): Use.
14297 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14298 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14299 (fix_trunc<mode>_i386_fisttp): Ditto.
14300 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14301 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14302 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14303 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14304 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14305 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14306 (unnamed_splitters): Ditto.
14307 * config/i386/i386.c (output_fix_trunc): Assert that
14308 we're not being passed a TFmode operand.
14310 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14312 PR tree-optimization/31526
14313 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14314 n_basic_blocks to find newly added blocks.
14316 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14318 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14320 (fix_trunc<mode>si_sse): Ditto.
14321 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14322 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14323 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14324 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14325 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14326 expander using SSEMODEF mode macro.
14327 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14328 expander using SSEMODEF mode macro.
14329 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14330 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14331 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14332 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14333 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14334 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14335 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14336 Macroize insn using X87MODEF mode macro.
14338 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14340 * config/i386/sse.md (sse2_pinsrw): Removed.
14341 (sse2_pextrw): Renamed to ...
14342 (*sse2_pextrw): This.
14344 2007-04-09 Jan Hubicka <jh@suse.cz>
14347 * config/i386/sse.md
14348 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14349 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14350 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14351 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14353 2007-04-09 Jan Hubicka <jh@suse.cz>
14355 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14356 multiple fields of union.
14358 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14360 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14361 (create_preheaders): Check that loops are available.
14362 (fix_loop_structure): Clean up, improve comments.
14363 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14364 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14366 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14367 * predict.c (tree_estimate_probability): Do not call
14368 calculate_dominance_info. Call create_preheaders.
14369 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14370 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14372 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14373 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14374 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14375 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14378 2007-04-08 Jan Hubicka <jh@suse.cz>
14380 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14381 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14382 * fold-const.c (fold_unary): Use it.
14384 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14386 * varasm.c (assemble_variable): Remove call to
14387 lang_hooks.decls.prepare_assemble_variable.
14388 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14389 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14390 * langhooks.h (lang_hooks_for_decls): Remove
14391 prepare_assemble_variable.
14393 2007-04-08 Mike Stump <mrs@apple.com>
14395 * config/i386/i386.c: Use inc/dec on Core2.
14397 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14399 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14400 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14401 lhd_tree_inlining_end_inlining): Remove.
14402 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14403 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14404 end_inlining hooks.
14405 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14406 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14407 lhd_tree_inlining_end_inlining): Remove prototypes.
14408 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14409 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14410 LANG_HOOKS_TREE_INLINING_START_INLINING,
14411 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14413 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14416 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14419 * config/avr/predicates.md (io_address_operand): Delete predicate.
14420 (low_io_address_operand): Don't use 'mode' argument.
14421 (higth_io_address_operand): Rename ...
14422 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14423 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14426 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14428 Revert change removing staticp.
14430 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14433 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14436 2007-04-07 Bruce Korb <bkorb@gnu.org>
14438 * c.opt: Add -Wformat-contains-nul.
14439 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14441 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14442 the NUL byte warning.
14444 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14446 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14448 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14450 * tree.c (staticp): No longer use staticp langhook.
14451 * langhooks.c (lhd_staticp): Removed.
14452 * langhooks.h (struct lang_hooks): Remove staticp.
14453 * c-common.c (c_staticp): Remove.
14454 * c-common.h (c_staticp): Ditto.
14455 * langhooks-defs.h (lhd_staticp): Ditto.
14456 (LHD_HOOKS_STATICP): Ditto
14457 * tree.h (gcc_assert_lowered): New macro.
14459 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14461 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14462 argument "reliable".
14463 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14464 Add argument "reliable". Propagate it through calls.
14465 (infer_loop_bounds_from_undefined): Derive number of iterations
14466 estimates from references in blocks that do not dominate loop latch.
14467 (gcov_type_to_double_int): New function.
14468 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14469 and expected_loop_iterations_unbounded.
14470 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14471 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14472 * tree-data-ref.c (estimated_loop_iterations): Export.
14473 (get_references_in_stmt): Fix -- do not return addresses of local
14475 * cfgloop.h (expected_loop_iterations_unbounded,
14476 estimated_loop_iterations): Declare.
14478 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14480 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14482 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14484 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14485 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14486 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14487 Use output_387_reg_move().
14488 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14489 expander using X87MODEF12 mode macro.
14490 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14491 choosing register preferences. Use output_387_reg_move().
14492 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14493 instead of "x". Use output_387_reg_move().
14494 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14495 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14496 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14497 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14498 Use output_387_reg_move().
14499 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14501 (*truncxf?f_i387 splitter): Ditto.
14503 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14505 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14506 LANG_HOOKS_SAFE_FROM_P.
14507 * expr.c (safe_from_p): Remove langhook call.
14508 * langhooks.h (lang_hooks): Remove safe_from_p.
14509 (lhd_safe_from_p): Remove prototype.
14510 * langhooks.c (lhd_safe_from_p): Remove.
14512 2007-04-06 Jan Hubicka <jh@suse.cz>
14514 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14517 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14519 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14520 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14521 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14522 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14524 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14525 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14527 2007-04-05 Richard Henderson <rth@redhat.com>
14529 * config/alpha/alpha.c (print_operand) [+]: Remove.
14530 (alpha_end_function): Print nop if call at end of function.
14531 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14532 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14533 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14534 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14535 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14536 the call pattern. Update peepholes to match.
14538 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14540 * doc/extend.texi (Other Builtins): Add decimal float variants
14542 * builtins.def: Ditto.
14543 * builtins.c (expand_builtin): Ditto.
14545 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14546 H.J. Lu <hongjiu.lu@intel.com>
14549 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14550 of V8HImode when calling ix86_binary_operator_ok.
14551 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14552 (sdot_prodv8hi): Operands 1 and 2 must be register.
14554 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14556 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14557 initialize align to silence bogus warning.
14559 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14561 PR middle-end/22156
14562 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14564 (struct sra_walk_fns): Remove use_all parameter from use.
14565 (sra_hash_tree): Handle BIT_FIELD_REFs.
14566 (sra_elt_hash): Don't hash bitfld blocks.
14567 (sra_elt_eq): Skip them in parent compares as well. Handle
14569 (sra_walk_expr): Don't maintain or pass down use_all_p.
14570 (scan_use): Remove use_all parameter.
14571 (scalarize_use): Likewise. Re-expand assignment to
14572 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14573 output, and re-scalarize after output. Don't mark anything
14575 (scalarize_ldst): Adjust.
14576 (scalarize_walk_gimple_modify_statement): Likewise.
14577 (build_element_name_1): Handle BIT_FIELD_REFs.
14578 (instantiate_element): Don't warn for any element whose parent
14579 is used as a whole.
14580 (instantiate_missing_elements_1): Return the sra_elt.
14581 (canon_type_for_field): New.
14582 (try_instantiate_multiple_fields): New.
14583 (instantiate_missing_elemnts): Use them.
14584 (mark_no_warning): Removed.
14585 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14586 (REPLDUP, sra_build_elt_assignment): New.
14587 (generate_copy_inout): Use them.
14588 (generate_element_copy): Likewise. Handle bitfld differences.
14589 (generate_element_zero): Don't recurse for blocks. Use
14590 sra_build_elt_assignment.
14591 (generate_one_element_int): Take elt instead of var. Use
14592 sra_build_elt_assignment.
14593 (generate_element_init_1): Adjust.
14594 (scalarize_use, scalarize_copy): Use REPLDUP.
14595 (scalarize_ldst): Move assert before dereference.
14596 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14598 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14600 * regmove.c: Fix unused variable warnings due to previous commit.
14602 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14604 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14605 (regmove_bb_head): Remove.
14606 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14607 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14608 problems with fixup_match_1.
14609 Don't initialize/free regmove_bb_head.
14611 (reg_is_remote_constant_p): If an insn is in the same basic block
14612 but not before INSN, consider it remote, too.
14614 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14617 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14618 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14620 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14622 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14623 (CONDITIONAL_REGISTER_USAGE): Likewise.
14625 2007-04-04 Richard Henderson <rth@redhat.com>
14627 * config/alpha/lib1funcs.asm: Remove unused file.
14629 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14632 * opts.c (print_specific_help): Fix --help=<language>
14634 (common_handle_option): Support --help=common.
14636 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14639 * gcc.c (main): Do not run the linker if
14640 print_subprocess_help indicates that it shouldn't be
14643 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14646 * doc/invoke.texi (--help=): Document <languages> value, fix
14647 formatting in tables of values.
14649 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14651 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14652 dllimport attribute of virtual methods.
14654 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14656 * config/score/crti.asm: Change _bss_start to __bss_start.
14657 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14658 (OUTGOING_REG_PARM_STACK_SPACE) update.
14659 * config/score/score.opt: add options to make backend support
14660 score5, score5u, score7 and score7d.
14661 * config/score/score.md: Likewise.
14662 * config/score/misc.md: Likewise.
14663 * config/score/mac.md: Likewise.
14664 * doc/invoke.texi: Likewise.
14665 * doc/md.texi: update constraints define.
14667 2007-04-03 Richard Henderson <rth@redhat.com>
14669 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14670 an appropriate type, use the mode instead.
14672 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14674 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14675 Set the default --with-arch setting to mips2.
14676 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14677 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14678 (MULTILIB_OSDIRNAMES): Delete.
14679 (MULTILIB_DIRNAMES): Define.
14680 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14681 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14682 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14683 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14684 VXWORKS_OS_CPP_BUILTINS.
14685 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14686 (MIPS_DEBUGGING_INFO): Undefine.
14687 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14689 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14691 PR middle-end/30704
14692 * fold-const.c (native_encode_real): Encode real.c provided longs
14693 as a series of 32-bit native integers.
14694 (native_interpret_real): Interpret buffer as a series of 32-bit
14697 2007-04-03 Richard Guenther <rguenther@suse.de>
14699 * genpreds.c (write_insn_constraint_len): Write function
14700 optimized for CONSTRAINT_LEN implementation.
14701 (write_tm_preds_h): Output insn_constraint_len inline and
14702 use it for CONSTRAINT_LEN.
14703 (write_insn_preds_c): Don't output insn_constraint_len.
14704 * doc/md.texi (define_register_constraint): Document multi-letter
14705 constraints shall have the same length if they start with the same
14708 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/i386.md (isinf<mode>2): Expand only when
14712 TARGET_C99_FUNCTIONS is set.
14714 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14716 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14717 (x86_64-*-linux*): Ditto.
14718 * config/i386/i386.opt (mpc): New option.
14719 * config/i386/i386.c (overrride_options): Handle
14720 ix87_precision_string.
14721 * config/i386/crtprec.c: New file.
14722 * config/i386/t-crtpc: Ditto.
14723 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14724 and -mpc80 options.
14725 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14726 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14727 crtprec32.o, crtprec64.o and crtprec80.o.
14729 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14730 and -mpc80 options.
14731 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14733 2007-04-02 Eric Christopher <echristo@apple.com>
14735 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14736 limitations on darwin.
14738 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14741 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14743 2007-04-02 Dave Korn <dave.korn@artimi.com>
14745 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14747 2007-04-02 Dave Korn <dave.korn@artimi.com>
14749 * libgcc2.h (exception_descriptor): Don't forward-declare.
14750 (__get_eh_table_language, __get_eh_table_version): Delete
14751 prototypes of long-dead functions.
14753 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14755 * ebitmap.h: New file
14756 * ebitmap.c: New file
14757 * Makefile.in (ebitmap.o): New target.
14759 2007-04-01 Jan Hubicka <jh@suse.cz>
14761 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14762 before very first instruction.
14764 2007-04-01 Jan Hubicka <jh@suse.cz>
14766 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14767 waring on 64bit hosts.
14768 * bitmap.h: Fix typo in bitmap_head_def.
14770 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14772 PR rtl-optimization/31391
14773 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14774 into a DELETED_LABEL note, and the label is in an empty basic
14775 block, update BB_END as well as BB_HEAD.
14777 2007-04-01 Richard Henderson <rth@redhat.com>
14779 PR tree-optimization/31169
14780 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14781 to varying if the range is outside [0, prec-1].
14783 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14786 * config/mips/mips.md (load_const_gp): New insn.
14787 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14788 the MIPS16 GP pseudo register if no_new_pseudos.
14789 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14791 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14794 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14796 (call_value): Likewise.
14798 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14799 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14802 * doc/invoke.texi: (optimization options): Reword description
14803 of -ffast-math. Document its primary purpose.
14805 2007-03-31 Richard Guenther <rguenther@suse.de>
14807 * omp-low.c (splay-tree.h): Include.
14808 (lookup_decl): Replace splay-tree usage by pointer-map.
14809 (maybe_lookup_decl): Likewise.
14810 (new_omp_context): Likewise.
14811 (delete_omp_context): Likewise.
14812 * gimplify.c (splay-tree.h): Include.
14813 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14815 (remap_ssa_name): Likewise.
14816 (remap_decl): Likewise.
14817 (remap_type_1): Likewise.
14818 (remap_type): Likewise.
14819 (copy_body_r): Likewise.
14820 (expand_call_inline): Likewise.
14821 (clone_body): Likewise.
14822 (copy_tree_r): Likewise.
14823 (remap_save_expr): Likewise.
14824 (unsave_r): Likewise.
14825 (unsave_expr_now): Likewise.
14826 (tree_function_versioning): Likewise.
14827 (build_duplicate_type): Likewise.
14828 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14829 (struct copy_body_data): Replace splay-tree by pointer-map.
14830 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14831 not $(SPLAY_TREE_H).
14832 (gimplify.o): Depend on $(SPLAY_TREE_H).
14833 (omp-low.p): Likewise.
14835 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14837 * config/avr/predicates.md (even_register_operand,
14838 odd_register_operand): New predicates.
14839 * config/avr/avr.md (movw peephole2): New.
14840 (movw_r peephole2): New.
14842 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14844 * tree.h (get_signed_or_unsigned_type): New.
14845 * fold-const.c (operand_equal_for_comparison_p): Use
14846 get_signed_or_unsigned_type instead of
14847 lang_hooks.types.signed_or_unsigned_type.
14848 * expr.c (store_expr): Ditto.
14849 * langhooks.c (get_signed_or_unsigned_type): New.
14850 (lhd_signed_or_unsigned_type): New.
14851 * langhooks.h (lhd_signed_or_unsigned_type): New.
14852 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14854 2007-03-30 Richard Henderson <rth@redhat.com>
14856 * tree-ssa-loop-ivopts.c: Include target.h.
14857 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14858 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14859 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14860 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14862 2007-03-30 Richard Henderson <rth@redhat.com>
14863 Kai Tietz <kai.tietz@onevision.com>
14865 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14866 default for 64-bit.
14867 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14868 (TARGET_64BIT_MS_ABI): New.
14869 (DBX_REGISTER_NUMBER): Handle 64-bit.
14870 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14871 (LONG_TYPE_SIZE): Force to 32.
14872 (REG_PARM_STACK_SPACE): New.
14873 (OUTGOING_REG_PARM_STACK_SPACE): New.
14874 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14875 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14876 (STACK_BOUNDARY): Use 128 for 64-bit.
14877 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14878 Add 64-bit implementation.
14879 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14881 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14882 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14883 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14884 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14885 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14886 TARGET_64BIT_MS_ABI.
14887 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14888 (ix86_pass_by_reference): Likewise.
14889 (ix86_function_value_regno_p): Likewise.
14890 (ix86_build_builtin_va_list): Likewise.
14891 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14892 (function_arg_advance_ms_64): New.
14893 (function_arg_advance): Call it.
14894 (function_arg_ms_64): New.
14895 (function_arg): Call it.
14896 (function_value_ms_64): New.
14897 (ix86_function_value_1): Call it.
14898 (return_in_memory_ms_64): New.
14899 (ix86_return_in_memory): Call it.
14900 (setup_incoming_varargs_ms_64): New.
14901 (ix86_setup_incoming_varargs): Call it.
14902 (ix86_expand_prologue): Handle 64-bit stack probing.
14903 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14904 (output_pic_addr_const): Likewise.
14905 (x86_this_parameter): Likewise.
14906 (x86_output_mi_thunk): Likewise.
14907 (x86_function_profiler): Likewise.
14908 (TARGET_STRICT_ARGUMENT_NAMING): New.
14909 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14910 (TARGET_64BIT_MS_ABI): New.
14911 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14912 * config/i386/i386.md (allocate_stack_worker): Remove.
14913 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14914 describe the clobber of eax without a match_scratch.
14915 (allocate_stack_worker_postreload): Remove.
14916 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14917 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14918 (allocate_stack_worker_rex64_postreload): Remove.
14919 (allocate_stack): Handle 64-bit.
14920 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14921 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14922 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14923 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14924 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14925 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14926 * config.build (x86_64-*-mingw*): New host.
14927 * config.host (x86_64-*-mingw*): New host.
14928 * config.gcc (x86_64-*-mingw*): New target.
14929 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14931 2007-03-30 Richard Henderson <rth@redhat.com>
14932 Kai Tietz <kai.tietz@onevision.com>
14934 * c-pragma.c (struct def_pragma_macro_value): New.
14935 (struct def_pragma_macro): New.
14936 (pushed_macro_table): New.
14937 (dpm_hash, dpm_eq): New.
14938 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14939 (init_pragma): Install them.
14940 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14942 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14944 * config/avr/avr.c (avr_override_options): Clear
14945 'flag_delete_null_pointer_checks'.
14947 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14950 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14951 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14952 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14953 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14954 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14955 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14956 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14958 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14960 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14962 * regmove.c: Move all of pass_stack_adjustments from here...
14963 * combine-stack-adj.c: ...to this new file.
14964 * Makefile.in: Add rules for combine-stack-adj.o.
14966 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14968 PR tree-optimization/31383
14969 * tree-data-ref.c (affine_function_equal_p): Do not require the
14970 vectors to have the same length.
14972 2007-03-30 Jan Hubicka <jh@suse.cz>
14974 PR middle-end/30700
14975 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14976 availablility; add more sanity checking; ask varpool only about
14979 2007-03-29 Richard Henderson <rth@redhat.com>
14981 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14982 to decide, but __SIZEOF_LONG_LONG__.
14984 2007-03-29 Richard Henderson <rth@redhat.com>
14986 * emutls.c (struct __emutls_array): New.
14987 (emutls_destroy): Use it instead of casting element 0 from void*.
14988 (__emutls_get_address): Likewise.
14990 2007-03-29 Richard Henderson <rth@redhat.com>
14992 * varasm.c (initializer_constant_valid_p): Don't deny
14993 DECL_DLLIMPORT_P on functions.
14995 * config/i386/cygming.h: Remove function declarations.
14996 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14997 (ASM_OUTPUT_LABELREF): Remove.
14998 (COMMON_ASM_OP): Remove.
14999 (ASM_OUTPUT_COMMON): Remove.
15000 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15001 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15002 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15003 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15004 Rename from TARGET_ENCODE_SECTION_INFO.
15005 * config/i386/netware.h: Likewise.
15006 * config/i386/i386-protos.h: Update.
15007 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15008 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15009 (legitimate_constant_p): Reject dllimports.
15010 (dllimport_map, get_dllimport_decl): New.
15011 (legitimize_dllimport_symbol): New.
15012 (legitimize_address, ix86_expand_move): Use it.
15013 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15014 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15015 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15016 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15017 * config/i386/predicates.md (constant_call_address_operand): Only
15018 accept symbols; reject dllimport_p symbols.
15019 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15020 i386_pe_maybe_record_exported_symbol.
15021 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15022 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15023 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15024 trust the setting of DECL_DLLIMPORT_P.
15025 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15026 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15027 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15028 tidy the argument scanning loop.
15029 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15030 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15031 (i386_pe_strip_name_encoding): Remove.
15032 (i386_pe_binds_local_p): New.
15033 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15034 (i386_pe_output_labelref): Remove.
15035 (i386_pe_asm_output_aligned_decl_common): New.
15036 (i386_pe_maybe_record_exported_symbol): Rename from
15037 i386_pe_record_exported_symbol; check for dllexported symbols.
15039 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15041 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15042 add comment explaining why vsnprintf cannot be used.
15044 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15046 PR tree-optimization/30666
15047 * tree.c (build_complex_type): When creating type names for DWARF2
15048 debug info, create TYPE_DECLs for TYPE_NAME instead of
15050 (build_common_tree_nodes_2): Use build_complex_type when building
15051 predefined complex types, to preserve canonical types.
15053 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15055 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15056 (noce_get_alt_condition): Look at it to determine whether to
15057 reverse the condition or not.
15058 (noce_get_condition): Substitute the truth for lies.
15059 (noce_find_if_block): Set the then_else_reversed field.
15061 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15063 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15064 destination of this insn.
15065 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15066 than calling gen_rtx_SET directly. Use r0 to hold the value of
15067 'address + 4' rather than a stack based temporary which can be
15068 mis-optimized away.
15070 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15072 * config/s390/s390.c (s390_secondary_input_reload_class,
15073 s390_secondary_output_reload_class): Functions removed.
15074 (s390_secondary_reload): New function.
15075 (TARGET_SECONDARY_RELOAD): Target macro defined.
15076 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15077 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15078 * config/s390/s390.md ("reload_outti", "reload_outdi",
15079 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15080 "reload_out<mode>"): Expanders removed.
15081 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15082 "reload<mode>_nonoffmem_out"): Expanders added.
15084 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15086 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15087 action if SRC->DEST replacement failed anyway.
15089 2007-03-28 Mike Stump <mrs@apple.com>
15091 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15092 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15093 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15095 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15097 * config.gcc: Accept barcelona as a variant of amdfam10.
15098 * config/i386/i386.c (override_options): Likewise.
15099 * doc/invoke.texi: Likewise.
15101 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15103 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15104 offsets for BIT_FIELD_REF and COMPONENT_REF.
15106 2007-03-28 Richard Guenther <rguenther@suse.de>
15108 * tree.c (is_global_var): Move ...
15109 * tree-flow-inline.h (is_global_var): ... here.
15110 * tree.h (is_global_var): Remove declaration.
15112 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15114 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15116 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15117 * config/i386/i386.c (ix86_tune_features): Initialize new
15119 * config/i386/predicates.md (promotable_binary_operator): Use
15120 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15122 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15125 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15127 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15129 * config/fr30/fr30.md (movsi_internal): Change destination
15130 constraint from m to V and add m to the end.
15132 2007-03-28 Christian Bruel <christian.bruel@st.com>
15134 * config/sh/sh.md (movsi_i): Fix type attribute.
15136 2007-03-28 Christian Bruel <christian.bruel@st.com>
15138 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15139 (movsf_ie): Likewise.
15141 2007-03-28 Christian Bruel <christian.bruel@st.com>
15143 * config.gcc: Add sh4-300 to multilib.
15144 * config/sh/t-mlib-sh4-300: New file.
15146 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15148 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15149 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15150 fix_trunc<mode>di2.
15151 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15152 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15153 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15154 "fixuns_trunctddi2"): Whitespace fix.
15156 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15158 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15159 the definition of struct sh_args.
15160 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15161 CALL_COOKIE_INT_REG_GET): Likewise.
15163 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15165 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15166 transformations are applied successfully.
15168 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15170 * tree.c (tree_contains_struct): Permit 512 tree codes.
15171 * tree.h (tree_contains_struct): Ditto.
15172 (MAX_TREE_CODES): Ditto.
15173 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15174 SPARE member to store remaining padding bits.
15176 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15178 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15181 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15183 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15184 * configure: Regenerate.
15186 * configure: Regenerate using the correct version of autoconf.
15188 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15190 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15192 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15193 regs to "__SP_L__" and "__SP_H__".
15195 2007-03-27 Richard Guenther <rguenther@suse.de>
15197 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15198 computations with it with a HOST_WIDE_INT variable.
15200 2007-03-26 Mike Stump <mrs@apple.com>
15202 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15203 objective-c-header, objective-c++-header and objc++-cpp-output
15205 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15207 2007-03-26 Richard Henderson <rth@redhat.com>
15210 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15211 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15212 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15213 IX86_BUILTIN_PSRLQ128): New.
15214 (ix86_init_mmx_sse_builtins): Add them.
15215 (ix86_expand_builtin): Expand them.
15216 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15217 operand 2 be TImode.
15218 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15219 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15220 _mm_srli_epi64): Mark __B const.
15221 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15222 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15223 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15224 new two-vector shift builtins.
15226 2007-03-26 Ian Lance Taylor <iant@google.com>
15228 PR tree-optimization/31345
15229 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15230 [+INF, +INF(OVF)] into VARYING.
15232 2007-03-26 Zack Weinberg <zackw@panix.com>
15234 * gengtype-parse.c: New file.
15235 * gengtype-yacc.y: Delete.
15236 * gengtype-lex.l: Don't include gengtype-yacc.h.
15237 Define YY_DECL and yyterminate appropriately for recursive
15238 descent parser. yylval is now a string out-parameter to yylex.
15239 (HWS, EOID): New shorthand.
15240 (IWORD): Add a couple more types.
15241 (yylex): Add a setup stanza. Remove the complex rules for
15242 detecting GTY'ed types and typedefs; replace with simple
15243 keyword detectors. Adjust everything for the changed
15244 definition of yylval. Ignore all pp-directives, not just #define.
15246 (parse_file): Rename yybegin; do not call yyparse.
15248 * gengtype.c (xasprintf): Export again.
15249 (this_file): New. Use everywhere __FILE__ was being used.
15250 (get_lang_bitmap): Special case types defined in gengtype.c.
15251 (do_typedef, new_structure): Suppress definition of certain types.
15252 (new_structure): Improve diagnostics of duplicate definitions.
15253 Make sure location_s is associated with input.h.
15254 (nreverse_pairs, define_location_structures): New functions.
15255 (main): Improve tagging of kludge types. Remove old kludges
15256 for input.h types; use define_location_structures.
15257 * gengtype.h: Update prototypes. Define token codes here.
15258 * Makefile.in: Remove all references to gengtype-yacc.
15259 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15261 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15262 add GTY((skip)) to the field that's only conditionally there.
15263 * doc/install.texi: Document that Bison is no longer required
15264 unless building treelang.
15266 * gengtype.c: Don't include gtyp-gen.h.
15267 (srcdir): Declare here.
15268 (base_files, lang_dir_names): Allocate dynamically.
15269 (gt_files, num_gt_files, num_lang_dirs): New globals.
15270 (measure_input_list, read_input_line, read_input_list)
15271 (set_lang_bitmap): New functions.
15272 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15273 simplify, relying on read_input_list to set up the bitmaps.
15274 (main): Arguments are no longer unused. Check for correct number
15275 of command line arguments, set srcdir and srcdir_len, then call
15276 read_input_list, before doing anything else. No need to worry
15277 about duplicates in main loop.
15278 * configure.ac: Simplify the calculation of all_gtfiles.
15279 Put language tags in there. Don't set or substitute
15280 all_gtfiles_files_langs or all_gtfiles_files_frags.
15281 * Makefile.in: Revamp the way gengtype is invoked, now that it
15282 takes a file on its command line with a much simpler format.
15283 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15284 (GTFILES): Remove duplicates and C source files.
15285 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15286 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15287 * configure: Regenerate.
15289 * gengtype.h: Remove all type definitions to gengtype.c; leave
15290 only definitions of options_p, type_p, and pair_p as opaque
15291 pointers. Update prototypes.
15292 * gengtype.c: Many type definitions moved here from gengtype.h.
15293 Consolidate type definitions at the top of the file.
15294 (xvasprintf): Delete.
15295 (xasprintf): Make static.
15296 (create_nested_pointer_option): Add 'next' parameter.
15297 (create_field_all, create_field_at): New functions.
15298 (create_field): Now a thin wrapper around create_field_all.
15299 (create_optional_field): Rename create_optional_field_ and add
15300 line argument. Original name is now a macro which supplies
15302 (oprintf): Use vsnprintf directly.
15303 (close_output_files): Use fatal rather than perror/exit.
15304 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15305 (main): Set progname. Don't use exit.
15306 * gengtype-yacc.y (struct_fields): Use create_field_at.
15307 (option, optionseqopt): Delete.
15308 (optionseq): Consolidate productions from option here so we
15309 can use the first argument to create_option.
15311 * gengtype-lex.l: Distinguish unions from structures in the
15312 token type. Don't call find_structure; return the tag as a string.
15313 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15314 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15315 string. Reorganize typedef_struct production accordingly.
15316 Use create_nested_ptr_option.
15317 * gengtype.c (create_nested_ptr_option): New function.
15318 * gengtype.h: Declare it.
15320 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15321 (string_type): Don't declare.
15322 (do_scalar_typedef): Declare.
15323 (create_scalar_type): Update prototype.
15324 * gengtype.c (string_type): Make static.
15325 (scalar_nonchar, scalar_char): New.
15326 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15327 (resolve_typedef): Use scalar_nonchar for error recovery.
15328 (create_scalar_type): Remove name_len field. Return scalar_char
15329 or scalar_nonchar as appropriate.
15330 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15331 to use string_type.
15332 (throughout): Use scalar_nonchar instead of calling
15333 create_scalar_type, whenever possible.
15334 (main): Initialize scalar_char and scalar_nonchar before calling
15336 * gengtype-lex.l: Adjust for removal of second argument to
15337 create_scalar_type. Use yylval.s instead of yylval.t when
15339 * gengtype-yacc.y: Type of SCALAR is string. Call
15340 create_scalar_type from type:SCALAR rule. Adjust for removal of
15341 second argument to create_scalar_type.
15343 * vec.h: Remove all #if IN_GENGTYPE blocks.
15344 Add comment saying that changes may require adjustments to gengtype.
15345 * gengtype.c: Don't include coretypes.h or tm.h.
15346 Add comment to inclusion of errors.h.
15347 (note_def_vec, note_def_vec_alloc): New functions.
15348 * gengtype.h: Declare new functions.
15349 * gengtype-lex.l: Don't include coretypes.h.
15350 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15352 (update_lineno): Remove unnecessary prototype.
15353 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15354 (VEC rule): Just return VEC_TOKEN.
15355 * gengtype-yacc.y (VEC_TOKEN): New token type.
15356 (type): Add a production for VEC(a,b).
15357 * Makefile.in: Update dependencies.
15359 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15360 typedefs that use the old PARAMS macro.
15362 * gengtype-lex.l: Remove all rules and states relating to yacc
15364 * gengtype-yacc.y: Similarly.
15365 * gengtype.c (note_yacc_type): Delete function.
15366 * gengtype.h: Update prototypes.
15368 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15370 * tree-pretty-print.c (dump_generic_node): Report precision of
15371 unnamed integer types.
15373 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15375 * ifcvt.c (noce_try_store_flag_constants): Don't check
15376 no_new_pseudos here.
15377 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15378 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15379 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15380 noce_try_sign_mask): Likewise.
15381 (if_convert): Check no_new_pseudos here.
15383 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15385 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15386 (noce_get_condition): Handle new then_else_reversed argument.
15387 (noce_init_if_info): Remove, fold into noce_find_if_block.
15388 (noce_process_if_block): Take a struct noce_if_info as the
15389 argument. Don't set up one based on ce_if_info. Update pointer
15390 references accordingly.
15391 (cond_move_process_if_block): Likewise.
15392 (process_if_block): Removed.
15393 (find_if_block): Removed. Move functionality two new functions,
15394 noce_find_if_block and cond_exec_find_if_block.
15395 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15396 blocks and the symmetric IF-ELSE-JOIN case.
15397 (cond_exec_find_if_block): Also new function mostly based on old
15398 find_if_block and process_if_block.
15399 (find_if_header): Replace find_if_block call with separately
15400 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15401 (find_cond_trap): Update noce_get_condition call.
15402 (dead_or_predicable): Likewise.
15404 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15406 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15408 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15409 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15410 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15411 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15412 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15413 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15414 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15415 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15416 __builtin_ia32_psrad128 builtins.
15418 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15420 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15421 * config/i386/constraints.md
15422 (define_constraint "I"): Use IN_RANGE macro.
15423 (define_constraint "J"): Ditto.
15424 (define_constraint "K"): Ditto.
15425 (define_constraint "M"): Ditto.
15426 (define_constraint "N"): Ditto.
15427 (define_constraint "O"): Ditto.
15428 * config/i386/predicates.md
15429 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15430 (define_predicate "const_0_to_3_operand"): Ditto.
15431 (define_predicate "const_0_to_7_operand"): Ditto.
15432 (define_predicate "const_0_to_15_operand"): Ditto.
15433 (define_predicate "const_0_to_63_operand"): Ditto.
15434 (define_predicate "const_0_to_255_operand"): Ditto.
15435 (define_predicate "const_1_to_31_operand"): Ditto.
15436 (define_predicate "const_2_to_3_operand"): Ditto.
15437 (define_predicate "const_4_to_7_operand"): Ditto.
15439 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15441 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15442 in SImode for save_world.
15443 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15446 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15448 PR tree-optimization/30784
15449 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15452 2007-03-25 Revital Eres <eres@il.ibm.com>
15454 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15455 Fold movement_possibility function into it.
15457 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15459 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15460 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15461 (call_indirect_nonlocal_darwin64): Same.
15462 (call_nonlocal_darwin64): Same.
15463 (call_value_indirect_nonlocal_darwin64): Same.
15464 (call_value_nonlocal_darwin64): Same.
15465 (sibcall_nonlocal_darwin64): Same.
15466 (sibcall_value_nonlocal_darwin64): Same.
15467 (sibcall_symbolic_64): Same.
15468 (sibcall_value_symbolic_64): Same.
15469 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15471 (rs6000_emit_load_toc_table): Same.
15472 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15473 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15475 (divss_call): Same.
15476 (divus_call): Same.
15477 (quoss_call): Same.
15478 (quous_call): Same.
15479 (load_toc_v4_pic_si): Same
15480 (load_toc_v4_PIC_1): Same.
15481 (load_toc_v4_PIC_1b): Same.
15482 (call_indirect_aix{32,64}): Same.
15483 (call_value_indirect_aix{32,64}): Same.
15485 (call_value): Same.
15486 (call_local{32,64}): Same.
15487 (call_value_local{32,64}): Same.
15488 (call_indirect_nonlocal_aix{32,64}): Same.
15489 (call_nonlocal_aix{32,64}): Same.
15490 (call_value_indirect_nonlocal_aix{32,64}): Same.
15491 (call_value_nonlocal_aix{32,64}): Same.
15492 (call_indirect_nonlocal_sysv<mode>): Same.
15493 (call_nonlocal_sysv<mode>): Same.
15494 (call_value_indirect_nonlocal_sysv<mode>): Same.
15495 (call_value_nonlocal_sysv<mode>): Same.
15497 (sibcall_local{32,64}): Same.
15498 (sibcall_value_local{32,64}): Same.
15499 (sibcall_nonlocal_aix{32,64}): Same.
15500 (sibcall_value_nonlocal_aix{32,64}): Same.
15501 (sibcall_nonlocal_sysv<mode>): Same.
15502 (sibcall_value): Same.
15503 (sibcall_value_nonlocal_sysv<mode>): Same.
15505 2007-03-24 Paul Brook <paul@codesourcery.com>
15507 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15508 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15510 2007-03-24 Richard Henderson <rth@redhat.com>
15512 * config/ia64/constraints.md: New file.
15513 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15514 satisfies_constraint_?.
15515 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15516 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15517 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15518 ia64_output_mi_thunk): Likewise.
15519 (ia64_const_ok_for_letter_p): Remove.
15520 (ia64_const_double_ok_for_letter_p): Remove.
15521 (ia64_extra_constraint): Remove.
15522 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15523 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15524 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15525 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15526 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15527 EXTRA_MEMORY_CONSTRAINT): Remove.
15528 * config/ia64/ia64.md: Include constriants.md. Replace
15529 CONST_OK_FOR_? with satisfies_constraint_?.
15531 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15532 H.J. Lu <hongjiu.lu@intel.com>
15534 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15536 (name macros): Use DPD_BID_NAME to convert names properly.
15538 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15539 decimal floating point format.
15540 (init_floating_libfuncs): Change decimal functions so that they
15541 have a "bid_" prefix if the decimal system uses the BID format,
15542 and "dpd_" prefix if the decimal system uses the DPD format.
15543 (init_interclass_conv_libfuncs): Ditto.
15544 (init_intraclass_conv_libfuncs): Ditto.
15546 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15547 using the BID format.
15549 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15550 whether we are using the BID decimal format.
15551 * configure: Regenerate.
15553 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15554 the compiler has decimal floating point enabled. Define
15555 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15558 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15559 using the BID format.
15561 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15562 whether we are using the BID decimal format.
15563 * configure: Regenerate.
15565 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15566 the compiler has decimal floating point enabled. Define
15567 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15570 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15571 options, and that it is enabled for i386/x86_64 systems.
15573 * Makefile.in (enable_decimal_float): New.
15575 (DECNUMINC): Add -I$(DECNUMFMT).
15576 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15577 to $(DECNUMFMT) from $(DECNUM).
15579 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15580 Substitute enable_decimal_float.
15581 * configure: Regenerated.
15584 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15587 * configure.ac: Enable decimal float for x86_64-*-linux*.
15588 * configure: Regenerated.
15591 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15592 decimal128ClearSign to flip and clear the sign bit in decimal128.
15593 (decimal_real_maxval): Set decimal128SetSign to set the sign
15596 2007-03-23 Ian Lance Taylor <iant@google.com>
15598 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15600 2007-03-23 Ian Lance Taylor <iant@google.com>
15602 * tree-dump.c (dump_files): Correct comment.
15604 2007-03-23 Ian Lance Taylor <iant@google.com>
15606 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15608 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15610 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15611 in cfglayout mode. Don't go into and out of cfglayout mode.
15612 Link the blocks in the order of the constructed traces.
15613 (rest_of_handle_tracer): Adjust call to tracer.
15614 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15615 Don't go into cfglayout mode.
15616 (rtl_loop_done): Don't go out of cfglayout mode.
15617 * cfglayout.c (relink_block_chain): New function, split out from...
15618 (fixup_reorder_chain): ...here. Remove redundant checking.
15619 (cfg_layout_finalize): Don't clear the header, footer, and aux
15620 fields here, move the code to do so to relink_block_chain. Likewise
15621 for free_original_copy_tables.
15622 * rtl.h (tracer): Update prototype.
15623 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15624 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15625 mode. Use relink_block_chain to serialize the CFG according to the
15626 new basic block order. Move targetm.cannot_modify_jumps_p check from
15628 (gate_handle_reorder_blocks): ...to here.
15629 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15631 (gate_duplicate_computed_gotos): ...to here.
15632 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15633 something always changes when going into and out of cfglayout mode.
15634 Perform an expensive cfg cleanup while going into cfglayout mode.
15635 Always update liveness information on HAVE_conditional_execution
15636 targets. Reserialize the basic blocks and go out of cfglayout mode.
15637 * reg-stack.c: Include cfglayout.h.
15638 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15639 the call to reorder_basic_blocks.
15640 * basic-block.h (reorder_basic_blocks): Update prototype.
15641 (relink_block_chain): New prototype.
15642 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15644 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15646 * config/mips/mips.md (type, hazard, *movdi_32bit,
15647 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15648 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15649 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15650 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15651 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15653 (movcc): Change first xfer to multi.
15654 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15655 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15656 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15657 config/mips/generic.md: Change reservations using "xfer" to use
15659 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15660 using match_operand.
15661 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15662 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15664 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15666 2007-03-22 Richard Henderson <rth@redhat.com>
15668 * config/i386/i386.c: Remove unnecessary function declarations.
15669 Move targetm definition, and all related macros, to the end of
15670 the file. Resort some functions to put definitions before uses.
15671 (ix86_attribute_table): Make static. Move to end of file.
15672 (ix86_gimplify_va_arg): Make static.
15674 2007-03-22 Richard Henderson <rth@redhat.com>
15676 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15677 don't increase local_regparm with force_align_arg_pointer check.
15678 (ix86_function_sseregparm): Assert 32-bit.
15679 (type_has_variadic_args_p): New.
15680 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15681 type_has_variadic_args_p.
15682 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15683 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15684 use memset instead. Do maybe_vaarg check first; skip attribute
15685 tests if true; skip attribute tests for 64-bit.
15686 (construct_container): Remove TARGET_DEBUG_ARG.
15687 (function_arg_advance_32, function_arg_advance_64): Split out ...
15688 (function_arg_advance): ... from here.
15689 (function_arg_32, function_arg_64): Split out ...
15690 (function_arg): ... from here.
15691 (ix86_pass_by_reference): Tidy.
15692 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15693 (function_value_32): New, from parts of ix86_function_value
15694 and ix86_value_regno.
15695 (function_value_64): New, from parts of ix86_function_value
15696 and ix86_libcall_value.
15697 (ix86_function_value_1): New.
15698 (ix86_function_value, ix86_libcall_value): Use it.
15699 (return_in_memory_32, return_in_memory_64): Split out ...
15700 (ix86_return_in_memory): ... from here.
15701 (ix86_struct_value_rtx): Skip for 64-bit.
15702 (ix86_libcall_value, ix86_value_regno): Remove.
15703 (setup_incoming_varargs_64): Split out ...
15704 (ix86_setup_incoming_varargs): ... from here.
15705 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15706 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15707 * config/i386/i386-protos.h (ix86_function_value): Remove.
15708 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15710 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15713 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15714 infinities not supported, otherwise emit warning if -Woverflow. On
15715 underflow, emit warning if -Woverflow.
15716 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15718 * real.h (real_from_string): Update declaration
15720 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15721 Richard Henderson <rth@redhat.com>
15723 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15724 * calls.c (compute_argument_block_size, expand_call,
15725 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15726 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15727 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15728 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15729 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15730 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15731 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15732 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15735 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15737 * c-incpath.c (add_sysroot_to_chain): New.
15738 (merge_include_chains): Add sysroot argument. Call
15739 add_sysroot_to_chain if sysrooted.
15740 (register_include_chains): Update call to merge_include_chains.
15741 * doc/cppopts.texi: Document use of '=' in include directory
15744 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15746 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15747 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15748 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15749 insn pattern using X87MODEF12 mode macro.
15751 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15753 * regmove.c (regmove_optimize): Use reg_mentioned_p
15754 instead of reg_overlap_mentioned_p for DST.
15756 2007-03-21 Mike Stump <mrs@apple.com>
15758 * c.opt: Fixup for Objective-C/C++.
15760 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15762 * explow.c (convert_memory_address): Fold memory reference when
15763 POINTERS_EXTEND_UNSIGNED < 0
15765 2007-03-21 Richard Henderson <rth@redhat.com>
15768 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15769 * config/i386/mmintrin.h (__m64): Likewise.
15770 * config/i386/xmmintrin.h (__m128): Likewise.
15772 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15774 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15775 (VXWORKS_OS_CPP_BUILTINS): Define.
15776 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15777 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15779 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15781 * rtl.h (constant_pool_reference_p): Delete.
15782 (find_constant_src): Declare.
15783 * rtlanal.c (find_constant_src): New function.
15784 * simplify-rtx.c (constant_pool_reference_p): Delete.
15785 * config/i386/i386.md: Use find_constant_src instead of
15786 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15788 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15790 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15791 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15793 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15795 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15796 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15797 (arm_elf_asm_constructor): Use it.
15798 (arm_elf_asm_destructor): New function.
15800 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15802 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15804 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15806 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15808 2007-03-19 Andrew Haley <aph@redhat.com>
15810 PR tree-optimization/31264
15811 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15812 VIEW_CONVERT_EXPRs.
15814 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15816 PR rtl-optimization/30907
15817 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15818 (fwprop_init): Always call loop_optimizer_initialize.
15819 (fwprop_done): Always call loop_optimizer_finalize.
15820 (fwprop): We always have loop info now.
15821 (gate_fwprop_addr): Remove.
15822 (pass_fwprop_addr): Use gate_fwprop as gate.
15824 PR rtl-optimization/30841
15825 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15826 df_chain_alloc): Call df_reorganize_refs unconditionally.
15827 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15828 refs_organized to refs_organized_size.
15829 (df_ref_create_structure): Use refs_organized_size instead of
15830 bitmap_size if refs had been organized, and keep refs_organized_size
15832 * df.h (struct df_ref_info): Change refs_organized to
15833 refs_organized_size.
15834 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15837 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15839 * except.c (output_function_exception_table): Do not reference the
15840 EH personality routine for functions that do not require an
15843 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15846 * c-typeck.c (convert_for_assignment): Call comptypes for
15847 RECORD_TYPE or UNION_TYPE.
15849 PR inline-asm/30505
15850 * reload1.c (reload): Do invalid ASM checking after
15851 cleanup_subreg_operands.
15853 2007-03-19 Jeff Law <law@redhat.com>
15855 * tree-cfg.c (find_taken_edge): Tighten conditions for
15856 optimizing computed gotos.
15858 2007-03-19 Michael Matz <matz@suse.de>
15860 * builtins.c (expand_builtin_sync_operation,
15861 expand_builtin_compare_and_swap,
15862 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15865 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15866 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15869 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15871 * doc/tm.texi: Add brackets around the return type of
15872 TARGET_SECONDARY_RELOAD.
15874 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15875 Richard Guenther <rguenther@suse.de>
15877 PR tree-optimization/31254
15878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15879 Use handled_component_p () where appropriate. Continue
15880 propagating into the rhs if we propagated into an INDIRECT_REF
15883 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15885 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15886 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15887 (xde, xdee): Mode attributes adjusted to support DFP modes.
15888 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15889 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15890 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15891 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15892 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15893 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15894 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15896 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15897 "movsf"): Insn definitions removed.
15898 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15899 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15900 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15902 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15903 "reload_in<mode>", "reload_out<mode>"): Expander added.
15904 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15907 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15909 * config/s390/s390.md: Only non-functional changes. Renamed
15910 FPR mode macro to BFP all over the file.
15912 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15914 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15915 (op_type attribute): RRF instruction type added.
15916 (fT0): New mode attribute.
15917 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15918 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15919 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15920 instruction no secondary memory is needed when moving DFmode values
15921 between GPRs and FPRs.
15923 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15925 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15926 inverted and documentation adjusted.
15927 ("mhard-dfp", "msoft-dfp"): New options.
15928 * config/s390/s390.c (s390_handle_arch_option): New architecture
15930 (override_options): Sanity checks for the new options added.
15931 * config.gcc: New architecture switch: z9-ec.
15932 * config/s390/s390.h (processor_flags): PF_DFP added.
15933 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15934 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15935 when the bit is NOT set so remove it from the defaults.
15937 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15939 * genemit.c (main): Print include statement for dfp.h.
15940 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15943 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15945 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15947 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15950 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15951 instead of PATTERN.
15953 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15955 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15956 attr_length_call, output_call, output_indirect_call): Cleanup
15957 formatting of targetm calls.
15959 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15961 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15963 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15965 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15966 reservation, bypass and anti-bypass descriptions for these
15967 instructions. Update move patterns.
15968 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15971 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15973 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15974 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15975 (get_initial_def_for_reduction): Likewise.
15977 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15979 Fix PR tree-optimization/29922
15980 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15981 (get_representative): Removed.
15982 (value_dies_in_block_x): Update for rvuse removal.
15983 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15984 (compute_antic_aux): Handle when PHI nodes appear in
15985 non-single-successors.
15986 (dump_bitmap_of_names): Removed.
15987 (compute_antic_safe): Renamed and removed rvuse calculation.
15988 Calculate only antic safe.
15989 (insert_into_preds_of_block): Remove assert.
15990 (execute_pre): Update for renamed functions.
15991 (defer_or_phi_translate_block): New function.
15993 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15995 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15996 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15998 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15999 Follow spelling conventions.
16001 * tree-data-ref.h: Remove the prototype for analyze_array.
16003 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16005 PR tree-optimization/31041
16006 * tree-vect-transform.c (get_initial_def_for_induction): Call
16007 force_gimple_operand.
16009 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16011 * ipa-type-escape.c (look_for_casts) : Revert code to use
16012 handled_component_p due to ada test a-numaux.adb.
16014 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16016 * final.c (final_scan_insn): Alter the condition of a
16017 conditional trap if we have nonstandard CC.
16019 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16021 * configure.ac: Remove excess quoting from asm line 0 test.
16022 * configure: Rebuilt.
16024 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16026 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16027 * c-common.c (convert_and_check): Move warning logic to...
16028 (warnings_for_convert_and_check): ...here. Define.
16029 * c-common.h (warnings_for_convert_and_check): Declare.
16031 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16033 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16034 (output_call): Likewise.
16036 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16038 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16040 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16042 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16044 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16046 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16047 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16049 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16051 PR tree-optimization/31183
16052 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16053 Use double_int instead of unsigned int for representing access_strides.
16054 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16056 2007-03-16 Richard Guenther <rguenther@suse.de>
16058 PR tree-optimization/31146
16059 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16060 to allow recursion of forward_propagate_addr_expr.
16061 (forward_propagate_addr_into_variable_array_index): Likewise.
16062 (forward_propagate_addr_expr): Likewise.
16063 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16064 (forward_propagate_addr_expr_1): Recurse on simple copies
16065 instead of propagating into them. Do so for useless conversions
16067 (forward_propagate_addr_expr): Clean up unused statements after
16070 2007-03-16 Richard Guenther <rguenther@suse.de>
16072 * builtins.c (expand_builtin_cexpi): Use the right argument
16073 for the expansion via cexp.
16075 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16077 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16078 * configure: Rebuilt.
16080 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16083 * dwarf2out.c (force_type_die): Adjust comment.
16084 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16086 2007-03-15 DJ Delorie <dj@redhat.com>
16088 * config/frv/predicates.md (minmax_operator): Don't check operands
16091 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16093 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16094 Update constant estimates of number of iterations.
16095 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16096 argument renamed to "realistic".
16097 (compute_estimated_nb_iterations): Removed.
16098 (record_niter_bound): New function.
16099 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16100 call record_nonwrapping_iv with upper = false.
16101 (infer_loop_bounds_from_signedness): Pass upper argument to
16102 record_nonwrapping_iv.
16103 (estimate_numbers_of_iterations_loop): Do not call
16104 compute_estimated_nb_iterations. Record estimate based on profile
16105 information. Initialize the constant estimates of number of
16107 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16109 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16110 number of iterations is too small.
16111 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16112 (EST_NOT_AVAILABLE): Removed.
16113 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16114 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16117 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16119 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16120 Handle NE_EXPR guards.
16122 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16125 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16126 Set also -pedantic-errors by default for the preprocessor unless
16127 -fpermissive is given.
16129 2007-03-15 Richard Guenther <rguenther@suse.de>
16131 PR middle-end/29719
16132 PR middle-end/31161
16133 * builtins.c (expand_builtin_cexpi): As a fallback if we
16134 don't have builtins for sincos or cexp create a function
16135 declaration for cexp and expand to a call to that.
16136 (expand_builtin_int_roundingfn): Always fall
16137 back to floor/ceil and its variants even if they may be
16140 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16142 PR middle-end/31159
16143 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16144 jump tables, move the call to delete_dead_jumptables from here...
16145 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16146 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16147 don't allow merging of blocks that try_redirect_by_replacing_jump
16148 also does not handle when not optimizing.
16150 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16151 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16153 * config/i386/i386.md (x86_sahf_1): Correctly handle
16156 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16159 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16160 x86_64_general_operand as operand[2] predicate. Remove "iF"
16161 from operand constraints and use "e" constraint instead.
16162 (*subti3_1, *subti3_1 splitter): Ditto.
16163 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16164 operand[1] predicate.
16166 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16168 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16169 arrays, multiply the access strides by the size of the sub-array.
16170 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16172 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16174 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16175 the configured assembler supports the sahf mnemonic.
16176 * configure: Regenerate.
16177 * config.in: Regenerate.
16179 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16180 emit "sahf" or ".byte\t0x9e" as asm template.
16182 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16185 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16186 option to replace hard coded TARGET_xxx in md file.
16187 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16188 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16189 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16190 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16191 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16192 (X86_TUNE_NOT_VECTORMODE): Ditto.
16193 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16194 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16195 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16196 (TUNE_SLOW_IMUL_IMM8): Ditto.
16197 (TUNE_MOVE_M1_VIA_OR): Ditto.
16198 (TUNE_NOT_UNPAIRABLE): Ditto.
16199 (TUNE_NOT_VECTORMODE): Ditto.
16201 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16204 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16205 tuning options instead of hard coded TARGET_xxx.
16206 (fix ssemode peephole2's): Ditto.
16207 (imul peephole2's): Ditto.
16209 (movdi_or_rex64): Ditto.
16210 (move peephole2): Ditto.
16211 (not peephole2's): Ditto.
16213 2007-03-14 Dirk Mueller <dmueller@suse.de>
16215 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16216 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16217 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16219 * c-parser.c (c_parser_do_statement): Warn about empty body in
16220 do/while statement.
16221 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16222 * doc/invoke.texi (-Wempty-body): Update documentation.
16224 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16227 * c-common.h (warn_for_div_by_zero): Declare.
16228 * c-common.c (warn_for_div_by_zero): Define.
16229 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16232 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16234 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16235 to PREFIX and STANDARD_PREFIX.
16237 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16238 Phil Edwards <phil@codesourcery.com>
16240 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16241 (__gthread_once_t): Remove busy field for RTPs.
16242 (__GTHREAD_ONCE_INIT): Update accordingly.
16244 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16246 * doc/invoke.texi: Document VxWorks options.
16248 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16250 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16252 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16254 PR tree-optimization/30590
16255 * tree-nrv.c (tree_nrv): Check for the partial update of the
16258 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16260 * flags.h (flag_random_seed): Remove declaration, in favor of...
16261 * toplev.h (get_random_seed, set_random_seed): ... these.
16262 * tree.c (get_file_function_name): Use the former.
16263 * opts.c (common_handle_option): Use the latter.
16266 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16268 PR middle-end/31127
16269 * cse.c (cse_find_path): Do not bail out if a basic block that
16270 we already visited now becomes part of a path that starts at a
16271 different basic block. Just disallow this, to make sure we
16272 visit each basic block at most once.
16274 2007-03-13 Jan Hubicka <jh@suse.cz>
16276 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16277 attributes, when profile esitmate is present, calls with very low
16278 frequency are cold.
16280 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16282 PR tree-optimization/30730
16283 PR tree-optimization/26900
16284 * tree-ssa-loop-niter.c: Include gmp.h.
16285 (bounds): New type.
16286 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16287 split_to_var_and_offset, determine_value_range,
16288 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16289 bound_difference, bounds_add, bounds_negate,
16290 number_of_iterations_ne_max, dump_affine_iv): New functions.
16291 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16292 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16293 difference of initial and final value of control iv to validate
16295 (number_of_iterations_cond): Add loop parameter. Determine bounds
16296 on the difference of the extremes of the control iv. Add dumps.
16297 (expand_simple_operations): Handle phi nodes.
16298 (simplify_using_initial_conditions): Do not record used conditions.
16299 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16300 Do not set additional_info.
16301 (implies_nonnegative_p, implies_ge_p): Removed.
16302 (derive_constant_upper_bound): Do not use parameter `additional'.
16303 (record_estimate): Parameter `additional' removed. Parameter
16304 `i_bound' added. Do not call derive_constant_upper_bound.
16305 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16306 bound the number of iterations estimate.
16307 (estimate_numbers_of_iterations_loop): Pass the estimate from
16308 the number of iterations analysis to record_estimate.
16309 * tree.h (multiple_of_p): Declare.
16310 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16311 (scev_const_prop): Do not check expression_expensive_p.
16312 * fold-const.c (multiple_of_p): Exported.
16313 * double-int.c (double_int_mask): Exported.
16314 * double-int.h (double_int_mask): Declare.
16315 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16316 field. Added max field.
16318 2007-03-13 David Taylor <taylor@candd.org>
16321 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16324 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16327 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16328 two unamed patterns.
16330 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16332 * config/i386/i386.opt (mcx16, msahf): New options.
16333 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16334 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16336 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16337 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16338 Output -mcx16 and -msahf options when corresponding bit is set.
16340 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16341 and -msahf options.
16343 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16345 * configure.ac: Test for assembler tolerance to # 0 "".
16346 * configure, config.in: Rebuilt.
16347 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16349 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16351 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16353 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16354 (handle_syscall): Handle direct system calls.
16355 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16357 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16359 * doc/invoke.texi: Fix cpp.info cross-reference.
16360 * doc/passes.texi: Fix gcc.info cross-reference.
16362 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16364 PR tree-optimization/30835
16365 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16366 bb_for_stmt is not NULL before accessing it.
16368 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16370 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16373 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16376 * doc/install.texi: Document --enable-stage1-languages
16378 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16380 * tree-pass.h (pass_into_cfg_layout_mode,
16381 pass_outof_cfg_layout_mode): Declare.
16382 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16383 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16384 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16385 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16387 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16389 * c-decl.c (warn_variable_length_array): New function.
16390 Refactored from grokdeclarator to handle warn_vla
16391 and handle unnamed array case.
16392 (grokdeclarator): Refactored VLA warning case.
16393 * c.opt (Wvla): New flag.
16394 * doc/invoke.texi (Wvla): New warning.
16396 2007-03-12 Richard Henderson <rth@redhat.com>
16398 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16399 (TARGET_SECTION_TYPE_FLAGS): New.
16401 2007-03-12 Richard Henderson <rth@redhat.com>
16403 * config/darwin.c (machopic_reloc_rw_mask): New.
16404 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16405 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16407 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16409 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16410 * cppdefault.h (cpp_PREFIX): Document.
16411 (cpp_PREFIX_len): Likewise.
16412 (cpp_EXEC_PREFIX): New variable.
16413 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16414 * c-incpath.c (add_standard_paths): Correct logic for relocating
16415 paths within prefix.
16417 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16419 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16420 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16422 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16423 fix_truncdfdi_sse using SSEMODEF mode macro.
16424 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16425 fix_truncdfsi_sse using SSEMODEF mode macro.
16426 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16427 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16429 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16431 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16432 elfos.h to tm_file.
16434 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16436 * tree.h : Add multiple_of_p declaration.
16437 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16438 * ipa-type-escape.c (results_of_malloc): Redundant.
16439 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16440 (cast_type): Extended with new members.
16441 (check_cast): Returns cast_type.
16442 (cast): New structure for data of walk_use_def_chains.
16443 (is_malloc_result, is_cast_from_non_pointer_1,
16444 is_cast_from_non_pointer,
16445 is_array_access_through_pointer_and_index): New functions.
16446 (look_for_casts): Returns cast types.
16447 (check_call): Returns void.
16448 (okay_pointer_operation): Use support of pointer plus index,
16449 pointer plus constant and allow all multiplications.
16451 2007-03-11 Richard Guenther <rguenther@suse.de>
16453 PR tree-optimization/31115
16454 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16455 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16456 A shift count of zero is not special as with *_DIV_EXPR.
16457 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16460 2007-03-11 Ian Lance Taylor <iant@google.com>
16462 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16463 the *_DIV_EXPR codes correctly with overflow infinities.
16465 2007-03-11 Ira Rosen <irar@il.ibm.com>
16467 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16468 indicate success/failure of the analysis. Add negation to subtrahend
16469 in case of subtraction. Fail if both operands contain constants.
16470 (create_data_ref): Fail if analyze_offset fails.
16472 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16474 * config/i386/i386.md (frndintxf2): Rename to ...
16475 (rintxf2): ... this. Remove expander having same name.
16476 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16477 (roundsf2, rounddf2): Ditto.
16478 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16479 (lround<mode>di2, lround<mode>si2): Ditto.
16481 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16483 * lower-subreg.c: Include except.h.
16484 (decompose_multiword_subregs): Verify that the only control flow
16485 insns we can split are loads to multi-words pseudos.
16486 Handle breaking such blocks after splitting, instead of calling
16487 find_many_sub_basic_blocks.
16489 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16490 on the new basic block. Add a lengthy comment explaining why we
16491 thought this was necessary.
16492 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16494 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16497 * tree.c (walk_type_fields): Recurse into the element type of
16498 ARRAY_TYPEs if there is a pointer set.
16500 2007-03-10 Dirk Mueller <dmueller@suse.de>
16502 * c-common.c (warn_logical_operator): Fix condition.
16504 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16506 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16508 * config/darwin.c (machopic_select_section): Remove superfluous
16509 argument in call to categorize_decl_for_section. Remove unused
16512 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16514 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16516 * configure: Regenerate.
16518 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16521 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16522 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16523 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16524 Add LABEL_NUSES to emitted label.
16525 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16526 branch probability value to emitted jump insn.
16527 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16528 Do not check life information and do not re-arrange input operands
16529 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16531 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16533 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16534 the change of decode_asm_operands.
16536 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16538 * mode-switching.c (create_pre_exit): Skip blockage insn.
16540 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16542 * tree-pass.h (TODO_update_smt_usage): Remove.
16544 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16548 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16550 * pa.c (attr_length_call): Revise condition for long
16551 pc-relative branch.
16552 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16553 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16554 sequence on SOM target.
16556 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16558 * gcc.c: Document %{, in big comment at top.
16559 (input_suffix_matches): Remove special handling for .s and
16561 (input_spec_matches): New.
16562 (handle_braces): Handle %{,.
16563 (validate_switches): ',' indicates a value which is not a switch.
16564 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16565 to detect assembler input.
16566 * config/i386/sol2.h (CPP_SPEC): Likewise.
16567 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16568 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16569 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16570 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16571 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16572 -m64 causes deployment target to default to 10.5.
16573 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16575 2007-03-09 Richard Henderson <rth@redhat.com>
16578 * target.h (targetm.asm.out.reloc_rw_mask): New.
16579 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16580 (TARGET_ASM_OUT): Use it.
16581 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16582 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16583 use the new reloc_rw_mask target hook instead.
16584 (default_section_type_flags_1): Merge into...
16585 (default_section_type_flags): ... here.
16586 (decl_readonly_section_1): Merge into...
16587 (decl_readonly_section): ... here.
16588 (default_elf_select_section_1): Merge into...
16589 (default_elf_select_section): ... here.
16590 (default_unique_section_1): Merge into...
16591 (default_unique_section): ... here.
16592 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16593 (default_select_rtx_section): Use it.
16594 (default_elf_select_rtx_section): Likewise.
16595 * output.h: Update to match.
16596 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16597 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16598 (TARGET_ASM_RELOC_RW_MASK): New.
16599 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16600 to categorize_decl_for_section.
16601 (x86_64_elf_unique_section): Likewise.
16602 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16603 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16604 (TARGET_ASM_RELOC_RW_MASK): New.
16605 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16606 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16607 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16608 (TARGET_RWRELOC): Remove.
16609 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16610 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16611 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16612 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16613 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16614 (rs6000_xcoff_select_section): Use decl_readonly_section.
16615 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16616 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16617 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16618 (TARGET_SECTION_TYPE_FLAGS): Remove.
16619 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16621 2007-03-09 Roger Sayle <roger@eyesopen.com>
16623 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16624 complex constant equality/inequality comparisons for here.
16625 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16626 known at compile-time or can be simplified to a scalar comparison.
16627 (fold_relational_const): Move compile-time evaluation of complex
16628 constant equality/inequality comparisons to here.
16630 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16632 PR rtl-optimization/30643
16633 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16635 (fold_rtx): Recurse, like before 2006-11-03.
16637 2007-03-09 DJ Delorie <dj@redhat.com>
16639 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16642 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16644 PR tree-optimization/30375
16645 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16646 LHS of statements is not the same.
16647 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16649 2007-03-09 Chao-ying Fu <fu@mips.com>
16651 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16653 * doc/invoke.texi (-mdspr2): Document new option.
16654 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16655 New unspec for DSP REV 2.
16656 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16657 these instructions are extended in DSP REV 2.
16658 (mips-dspr2.md): Include.
16659 * config/mips/mips.opt (mdspr2): New option.
16660 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16661 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16662 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16663 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16664 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16665 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16666 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16668 (bdesc_map): Add one field of unsupported_target_flags.
16669 (bdesc_arrays): Update entries to have extra fields. Add
16671 (mips_init_builtins): Initialize new function types.
16672 Check unsupported_target_fileds to filter out builtins.
16673 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16675 (ASM_SPEC): Pass mdspr2 to the assembler.
16676 * config/mips/mips-dspr2.md: New file.
16678 2007-03-09 Sa Liu <saliu@de.ibm.com>
16680 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16682 2007-03-09 Ian Lance Taylor <iant@google.com>
16684 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16685 argument) like -Wstrict-overflow=2.
16686 * doc/invoke.texi (Warning Options): Update documentation.
16688 2007-03-09 Dirk Mueller <dmueller@suse.de>
16691 * doc/invoke.texi (-Wlogical-op): Document.
16692 * common.opt (-Wlogical-op): New.
16693 * c-common.h (warn_logical_operator): Declare.
16694 * c-common.c (warn_logical_operator): Define.
16695 * c-typeck.c (parser_build_binary_op): Call
16696 warn_logical_operator.
16698 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16700 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16701 * final.c (final_scan_insn): Test for non-"" file name.
16703 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16705 * doc/loop.texi: Document the Omega linear constraints solver.
16706 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16707 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16708 omega-hash-table-size, omega-max-keys, and
16709 omega-eliminate-redundant-constraints.
16710 * tree-pass.h (pass_check_data_deps): Declared.
16713 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16714 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16715 pass_check_data_deps): New.
16716 * tree-data-ref.c (init_data_ref): Remove declaration.
16717 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16718 (analyze_array): Renamed init_array_ref, move up initializations.
16719 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16720 Removed arguments that are set to NULL.
16721 (analyze_indirect_ref): Correct indentation, correct call to
16723 (object_analysis): Call init_array_ref instead of analyze_array.
16724 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16725 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16726 of DR_ACCESS_FNS_ADDR.
16727 (init_omega_eq_with_af, omega_extract_distance_vectors,
16728 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16729 ddr_consistent_p): New.
16730 (compute_affine_dependence): Check consistency of ddrs when
16731 flag_check_data_deps is passed.
16732 (analyze_all_data_dependences): Uncomment.
16733 (tree_check_data_deps): New.
16734 * tree-data-ref.h: Include omega.h.
16735 (DR_ACCESS_FNS_ADDR): Removed.
16736 (data_dependence_relation): Add inner_loop.
16737 (DDR_INNER_LOOP): New.
16738 * common.opt (fcheck-data-deps): New.
16739 * tree-flow.h (tree_check_data_deps): Declare.
16740 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16741 (OBJS-common): Depend on omega.o.
16743 * passes.c (pass_check_data_deps): Scheduled.
16744 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16745 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16746 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16747 PARAM_VECT_MAX_VERSION_CHECKS,
16748 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16750 2007-03-09 Richard Guenther <rguenther@suse.de>
16752 PR tree-optimization/30904
16753 PR middle-end/31058
16754 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16755 the same way as *_DIV_EXPR.
16757 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16759 * recog.c (decode_asm_operands): No mixed declarations and code.
16761 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16763 * rtl.def (ASM_INPUT): Add location.
16764 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16765 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16766 (decode_asm_operands): Add loc operand.
16767 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16768 * stmt.c (expand_asm): Rename to...
16769 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16770 gen_rtx_ASM_INPUT_loc.
16771 (expand_asm_expr): Adjust.
16772 * recog.c (decode_asm_operands): Add loc operand.
16773 (check_asm_operands, extract_insn): Adjust.
16774 * reload1.c (maybe_fix_stack_asms): Likewise.
16775 * final.c (asm_insn_count): Likewise.
16776 (final_scan_insn): Output # line before and after asm.
16778 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16780 * tree-ssa-structalias.c (variable_info): Remove
16782 (new_var_info): Ditto.
16783 (shared_bitmap_info_t): New structure.
16784 (shared_bitmap_table): New variable.
16785 (shared_bitmap_hash): New function.
16786 (shared_bitmap_eq): Ditto
16787 (shared_bitmap_lookup): Ditto.
16788 (shared_bitmap_add): Ditto.
16789 (merge_smts_into): Change to take bitmap directly.
16790 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16791 (init_alias_vars): Init shared bitmap hashtable.
16792 (delete_points_to_sets): Delete shared bitmap hashtable.
16793 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16794 is_aliased removal as a change that was still necessary was
16797 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16799 * config/i386/i386.h (override_options): Conditionally disable
16800 x86_sahf for 64bit targets only.
16802 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16805 * c-decl.c (merge_decls): Don't call make_var_volatile.
16806 * varasm.c (make_var_volatile): Remove.
16807 * output.h (make_var_volatile): Remove.
16809 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16811 PR tree-optimization/31085
16812 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16814 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16816 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16817 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16818 ATTR_CONST_NOTHROW_LIST.
16820 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16823 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16825 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16827 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16830 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16832 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16833 passed, use shared libgcc.
16835 2007-03-08 Roger Sayle <roger@eyesopen.com>
16837 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16838 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16839 (honor_protect_cleanup_actions, lower_try_finally_switch):
16841 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16842 ifc_temp_var): Likewise.
16843 * tree-inline.c (setup_one_parameter): Likewise.
16844 * tree-mudflap.c (mf_decl_cache_locals,
16845 mf_build_check_statement_for): Likewise.
16846 * tree-nested.c (init_tmp_var, save_tmp_var,
16847 finalize_nesting_tree_1): Likewise.
16848 * tree-outof-ssa.c (insert_copy_on_edge,
16849 insert_backedge_copies): Likewise.
16850 * tree-profile.c (tree_gen_edge_profiler,
16851 tree_gen_ic_profiler): Likewise.
16852 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16853 * tree-sra.c (sra_build_assignment): Likewise.
16854 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16855 * tree-ssa-math-opts.c (insert_reciprocals,
16856 execute_cse_sincos_1): Likewise.
16857 * tree-tailcall.c (adjust_accumulator_values,
16858 adjust_return_value): Likewise.
16859 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16860 * tree-vect-transform.c (vect_create_data_ref_ptr,
16861 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16862 vect_create_epilog_for_reduction, vectorizable_reduction,
16863 vectorizable_call, vectorizable_conversion,
16864 vectorizable_assignment, vectorizable_operation,
16865 vectorizable_type_demotion, vect_gen_widened_results_half,
16866 vect_permute_store_chain, vectorizable_store,
16867 vect_setup_realignment, vect_permute_load_chain,
16868 vectorizable_load, vectorizable_condition,
16869 vect_create_cond_for_align_checks): Likewise.
16870 * tree-vrp.c (build_assert_expr_for): Likewise.
16872 2007-03-08 Ian Lance Taylor <iant@google.com>
16874 * tree-vrp.c: Include "intl.h".
16875 (usable_range_p): New static function.
16876 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16877 overflowed values, juts set *strict_overflow_p.
16878 (compare_values): Only return -2 if one of the operands is not a
16880 (compare_ranges): Call usable_range_p.
16881 (compare_range_with_value): Likewise.
16882 (vrp_evaluate_conditional_warnv): Rename from
16883 vrp_evaluate_conditional. Make static. Change all callers.
16884 (vrp_evaluate_conditional): New function.
16885 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16886 on signed overflow.
16887 (simplify_abs_using_ranges): Likewise.
16888 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16889 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16890 within_stmt parameter.
16891 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16892 vrp_evaluate_conditional.
16893 * tree-ssa-threadedge.c
16894 (record_temporary_equivalences_from_stmts_at_dest): Change
16895 simplify parameter to take a second tree parameter.
16896 (simplify_control_stmt_condition): Likewise.
16897 (thread_across_edge): Likewise.
16898 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16899 (thread_across_edge): Likewise.
16900 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16902 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16904 * config/i386/i386.h (TARGET_SAHF): New define.
16905 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16906 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16907 (x86_sahf): New global variable.
16908 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16909 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16910 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16911 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16913 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16914 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16915 when expanding fcomi/sahf based tests.
16916 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16917 expanding sahf based alternative. Emit sahf based sequence when
16918 optimizing for code size.
16919 * config/i386/i386.md (x86_sahf_1): Do not disable for
16920 TARGET_64BIT, enable for TARGET_SAHF.
16922 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16924 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16925 spurious whitespace from error message.
16927 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16930 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16932 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16934 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16936 * tree-sra.c (instantiate_element): Propagate disabled warnings
16937 from the element itself to the created variable.
16939 2007-03-07 Richard Henderson <rth@redhat.com>
16942 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16943 silently fix up the stack in the case of a missing register.
16945 2007-03-07 Paul Brook <paul@codesourcery.com>
16947 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16949 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16951 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16953 (phase1_vrs): Use them.
16954 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16955 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16956 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16957 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16958 __gnu_Unwind_Restore_WMMXC if required.
16959 (_Unwind_VRS_Pop): Implement iWMMXt support.
16960 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16961 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16962 gnu_Unwind_Save_WMMXC): Define.
16964 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16966 * config/vxworks.h (vxworks_override_options): Declare.
16967 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16968 * config/vxworks.c: Include target.h and toplev.h.
16969 (vxworks_override_options): New function.
16970 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16972 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16974 * config/s390/s390.c (override_options): Don't emit an error when
16975 -mstack-size is used without providing -mstack-guard.
16976 (s390_emit_prologue): Choose stack_guard value automatically if not
16977 provided via command line.
16978 * doc/invoke.texi: Adjust description of -mstack-guard and
16981 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16983 * config/i386/i386.c (output_set_got): Add a GOT initialization
16984 sequence for VxWorks PIC.
16985 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16986 around labels as well as symbols. Use gotoff_operand instead
16987 of local_symbolic_operand.
16988 (legitimize_pic_address): Use gotoff_operand instead of
16989 local_symbolic_operand. Use @GOT accesses for labels as
16991 (ix86_output_addr_diff_elt): Use PC-relative rather than
16992 GP-relative offsets for VxWorks PIC.
16993 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16994 no_new_pseudos. Check whether the returned register is op0.
16995 * config/i386/i386.md (tablejump): Use PC-relative rather than
16996 GP-relative offsets for VxWorks PIC.
16997 * config/i386/predicates.md (gotoff_operand): New predicate.
16999 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17001 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17003 * config/vxworks-dummy.h: New file.
17004 * config/i386/i386.h: Include it.
17006 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17008 * dwarf2out.c (is_inlined_entry_point): New
17009 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17010 DW_AT_ranges if the first subblock is the entry point.
17012 2007-03-06 David Daney <ddaney@avtrex.com>
17014 * doc/install.texi (mips-*-*): Change recommended binutils
17017 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17019 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17020 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17022 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17023 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17025 2007-03-06 Jan Hubicka <jh@suse.cz>
17027 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17028 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17030 (probably_cold_bb_p): Cold functions are cold.
17031 (probably_never_executed_bb_p): Cold functions are cold.
17032 (tree_bb_level_predictions): Predict calls to cold functions as not
17034 (compute_function_frequency): Check hot/cold attributes.
17035 * function.h (function_frequency): Update comments.
17036 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17037 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17038 (c_common_att): Add cold and hot.
17040 * doc/extend.texi (hot,cold attributes): Document.
17042 2007-03-06 Andrew Haley <aph@redhat.com>
17044 * function.c (expand_function_end): Move blockage to just after we
17045 emit the label for the naked return from the function.
17047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17049 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17052 2007-03-06 Jan Hubicka <jh@suse.cz>
17054 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17055 loaded for constant large models. Non-large 64bit PIC can do.
17056 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17057 * cmodel.h: Add LARGE PIC.
17058 * i386.md (UNSPEC_PLTOFF): New.
17059 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17061 (*call_1_rex64): Disable for large models.
17062 (*call_1_rex64_large): New.
17063 (*call_value_1_rex64): Disable for large models.
17064 (*call_value_1_rex64_large): New.
17065 (set_rip_rex4): New.
17066 (set_got_offset_rex64): New.
17067 * predicates.md (constant_call_address_operand): For large model
17068 constant calls are not possible.
17069 * i386-protos.h (construct_plt_address): Declare.
17070 * i386.c (override_options): Accept large models.
17071 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17072 (legitimate_constant_p): Add new UNSPECs.
17073 (legitimate_pic_operand_p): Likewise.
17074 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17075 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17077 (output_pic_addr_const): Add PLTOFF.
17078 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17079 (ix86_expand_move): Legitimize pic address when in PIC mode.
17080 (construct_plt_address): New function.
17081 (ix86_expand_call): Offload the address to register and use GOT
17082 pointer for large model.
17083 * invoke.texi (mcmodel=large): Update documentation.
17085 2007-03-06 Richard Henderson <rth@redhat.com>
17087 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17088 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17089 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17090 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17091 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17092 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17093 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17094 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17095 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17096 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17097 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17098 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17099 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17100 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17101 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17102 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17103 x86_schedule, x86_use_bt, x86_pad_returns,
17104 x86_use_xchgb): Merge into ...
17105 (ix86_tune_features): ... here. New array.
17106 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17107 x86_bswap): Merge into ...
17108 (ix86_arch_features): ... here. New array.
17109 (x86_3dnow_a): Remove.
17110 (x86_accumulate_outgoing_args): Make static.
17111 (x86_arch_always_fancy_math_387): Make static.
17112 (ix86_tune_mask, ix86_arch_mask): Move ...
17113 (override_options): ... to local variables here. Apply the
17114 appropriate mask to each element of ix86_arch_features and
17115 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17116 as were done in the old macros.
17117 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17118 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17119 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17120 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17121 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17122 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17123 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17124 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17125 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17126 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17127 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17128 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17129 x86_accumulate_outgoing_args, x86_prologue_using_move,
17130 x86_epilogue_using_move, x86_decompose_lea,
17131 x86_arch_always_fancy_math_387, x86_shift1,
17132 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17133 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17134 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17135 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17136 x86_use_incdec, x86_pad_returns, x86_bswap,
17137 x86_partial_flag_reg_stall): Remove.
17138 (enum ix86_tune_indices): New.
17139 (ix86_tune_features): New.
17140 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17141 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17142 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17143 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17144 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17145 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17146 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17147 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17148 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17149 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17150 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17151 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17152 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17153 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17154 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17155 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17156 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17157 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17158 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17159 TARGET_EXT_80387_CONSTANTS): Use it.
17160 (enum ix86_arch_indices): New.
17161 (ix86_arch_features): New.
17162 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17163 TARGET_BSWAP): Use it.
17164 (ix86_tune_mask, ix86_arch_mask): Remove.
17166 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17169 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17170 Define using $${sysroot_headers_suffix}.
17171 * configure: Regenerate.
17172 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17173 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17175 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17176 * gcc.c (print_sysroot_headers_suffix): New.
17177 (option_map): Include --print-sysroot-headers-suffix.
17178 (display_help): Mention -print-sysroot-headers-suffix.
17179 (process_command): Handle -print-sysroot-headers-suffix.
17180 (do_spec_1): Append multilib directory to include-fixed path if
17181 sysroot suffixes in use.
17182 (main): Handle -print-sysroot-headers-suffix.
17183 * Makefile.in (start.encap): Don't depend on xlimits.h
17184 (xlimits.h): Remove.
17185 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17186 limits.h for each multilib in fixinc_list.
17187 (fixinc_list, s-fixinc_list): New.
17188 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17189 generate them for each multilib in fixinc_list.
17190 (stmp-fixproto): Use include-fixed. Run fixproto for each
17191 multilib in fixinc_list.
17192 (mostlyclean): Don't remove xlimits.h.
17193 (clean): Remove include-fixed.
17194 (real-install-headers-tar, real-install-headers-cpio,
17195 real-install-headers-cp): Don't copy include, only include-fixed.
17196 (install-mkheaders): Depend on fixinc_list. Don't depend on
17197 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17198 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17199 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17201 2007-03-06 Jan Hubicka <jh@suse.cz>
17203 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17206 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17208 * configure.ac: Allow tm_file to contain build-directory files.
17209 * configure: Regenerate.
17210 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17211 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17212 * config/m68k/print-sysroot-suffix.sh: New file.
17214 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17216 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17217 of pic_offset_table_rtx if reload_completed.
17218 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17219 PIC_OFFSET_TABLE_REGNUM.
17220 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17222 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17223 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17225 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17227 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17228 functions that call eh_return.
17230 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17232 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17233 functions that need a constant pool.
17235 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17238 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17239 (m68k_preferred_reload_class): Likewise.
17240 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17241 (SECONDARY_RELOAD_CLASS): Define.
17242 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17243 (LIMIT_RELOAD_CLASS): Delete.
17244 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17245 registers from storing bytes.
17246 (m68k_secondary_reload_class): New function.
17247 (m68k_preferred_reload_class): Likewise.
17249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17251 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17253 (m68k_expand_prologue): Likewise.
17255 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17257 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17258 (mips_expand_epilogue): Add a bool parameter.
17259 (m68k_legitimize_sibcall_address): Declare.
17260 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17261 (m68k_expand_epilogue): Add a parameter to select between sibling
17262 and normal epilogues. Only generate a return for the latter.
17263 (m68k_ok_for_sibcall_p): New function.
17264 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17265 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17266 (sibcall_value, *sibcall_value): Likewise.
17267 (*call, *call_value): Require !SIBLING_CALL_P.
17268 (epilogue): Update call to m68k_expand_epilogue.
17269 (sibcall_epilogue): New pattern.
17270 * config/m68k/predicates.md (const_call_operand): Say that this
17271 predicate applies to sibling calls too.
17272 (sibcall_operand): New predicate.
17274 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17276 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17277 alternatives as movsi_cf.
17278 (movsf_cf_hard): Add commentary.
17280 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17281 Richard Sandiford <richard@codesourcery.com>
17283 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17284 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17285 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17286 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17287 as being live on exit from an interrupt function.
17288 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17289 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17290 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17291 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17292 (m68k_interrupt_function_p): Globalize.
17293 (m68k_compute_frame_layout): Remove reverse mask code.
17294 (m68k_emit_movem, m68k_set_frame_related): New functions.
17295 (m68k_output_function_prologue): Delete in favor of...
17296 (m68k_expand_prologue): ...this new function.
17297 (m68k_output_function_epilogue): Delete in favor of...
17298 (m68k_expand_epilogue): ...this new function.
17299 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17301 (print_operand): Handle %?.
17302 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17303 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17304 (prologue, epilogue): New patterns.
17305 (return): Turn into a define_expand.
17306 (*return): New pattern, derived from old "return" pattern. Use rte
17307 rather than rts for interrupt functions. Only use rtd if the pop
17309 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17310 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17311 (link, *link, unlink, *unlink, load_got): Likewise.
17313 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17317 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17318 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17319 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17320 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17321 and m68k_matches_u_p.
17322 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17323 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17324 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17325 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17326 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17327 (REG_STRICT_P): New macro.
17328 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17329 PCREL_GENERAL_OPERAND_OK.
17330 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17331 m68k_legitimate_base_reg_p.
17332 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17333 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17334 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17335 * config/m68k/m68k.c (m68k_address): New structure.
17336 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17337 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17338 (m68k_jump_table_ref_p, m68k_decompose_address)
17339 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17340 (m68k_matches_u_p): New functions.
17341 (print_operand_address): Rewrite to use m68k_decompose_index.
17343 2007-03-05 David Taylor <dtaylor@emc.com>
17345 * gcc.c: Correct copyright date in --version output.
17347 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17349 * pa.md: In unamed move patterns, disparge copies between general
17350 and floating point registers using '?' modifier. Don't include 'f'
17351 constraint for register preferences in DImode, SImode, HImode and
17352 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17353 Remove constraints for copies between general and floating registers
17354 in soft-float DFmode pattern.
17355 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17359 2007-03-05 Mike Stump <mrs@apple.com>
17361 * c-common.c (targetcm): Add.
17362 * c-opts.c (c_common_handle_option): Handle language specific
17364 * opts.c (handle_option): Verify language for target options, if
17366 * opth-gen.awk: Add CL_LANG_ALL.
17367 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17368 (TARGETCM_INITIALIZER): Add.
17369 * target.h (struct gcc_targetcm): Add.
17371 * targhooks.c (default_handle_c_option): Add.
17372 * targhooks.h (default_handle_c_option): Add.
17373 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17375 * config/darwin.opt (iframework): Add.
17376 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17377 * config/darwin-c.c (handle_c_option): Add.
17378 (TARGET_HANDLE_C_OPTION): Add.
17380 * doc/invoke.texi (Darwin Options): Add -iframework.
17382 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17384 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17387 2007-03-05 Ian Lance Taylor <iant@google.com>
17389 * c.opt (fgnu89-inline): New option.
17390 * c-opts.c (c_common_post_options): Set default value for
17392 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17393 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17395 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17396 (grokdeclarator, start_function): Likewise.
17397 * c-cppbuiltin.c (c_cpp_builtins): Define either
17398 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17399 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17400 (C Dialect Options): Document -fgnu89-inline.
17401 * doc/extend.texi (Function Attributes): Explain what the
17402 gnu_inline attribute does.
17403 * doc/cpp.texi (Common Predefined Macros): Document
17404 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17406 2007-03-05 Ian Lance Taylor <iant@google.com>
17408 PR tree-optimization/31034
17409 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17410 half-range if the other side is an overflow infinity.
17412 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17414 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17415 (bfin*-linux-uclibc*): New configuration.
17416 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17418 * config/bfin/linux.h: New file.
17419 * config/bfin/libgcc-bfin.ver: New file.
17420 * config/bfin/t-bfin-uclinux: New file.
17421 * config/bfin/t-bfin-linux: New file.
17422 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17423 (TARGET_OS_CPP_BUILTINS): New macro.
17425 2007-03-05 Richard Guenther <rguenther@suse.de>
17427 * fold-const.c (fold_binary): Remove duplicate folding
17428 of comparison of non-null ADDR_EXPR against null.
17430 2007-03-05 Richard Guenther <rguenther@suse.de>
17431 Dorit Nuzman <dorit@il.ibm.com>
17433 PR tree-optimization/26420
17434 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17435 are no loops in the function. Only print the number of
17436 vectorized loops if it is greater than zero or we are supposed
17437 to print information about unvectorized loops.
17439 2007-03-05 Revital Eres <eres@il.ibm.com>
17441 * gcc.dg/var-expand1.c: New test.
17442 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17443 when an accumulator is expanded.
17445 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17448 * c-common.c (convert_and_check): Don't give warnings for
17449 conversion if 'expr' already overflowed.
17451 2007-03-04 Roger Sayle <roger@eyesopen.com>
17453 PR middle-end/30744
17454 * fold-const.c (fold_comparison): Enforce type consistency when
17455 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17457 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17459 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17460 containing a cast to the base of TARGET_MEM_REF.
17462 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17464 * tree.c (tree_contains_struct_check_failed): Remove spurious
17465 whitespace from error message.
17467 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17470 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17471 instead of precision.
17473 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17474 Nathan Sidwell <nathan@codesourcery.com>
17476 * emit-rtl.c (find_auto_inc): New.
17477 (try_split): recreate REG_INC notes,
17478 Use regular for loops rather than whiles.
17480 2007-03-03 Andreas Schwab <schwab@suse.de>
17482 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17483 * configure: Regenerate.
17485 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17487 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17488 flag_rounding_math, not flag_unsafe_math_optimizations.
17490 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17492 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17493 alpha_fold_vector_minmax): Likewise.
17494 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17495 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17497 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17499 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17500 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17501 if the lhs has side-effects.
17502 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17504 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17506 * config/i386/i386.h (TUNEMASK): Remove define.
17507 (ARCHMASK): Remove define.
17508 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17509 Use ix86_arch_mask variable instead of ARCHMASK.
17510 * config/i386/i386.c (override_options): Ditto.
17511 (standard_80387_constant_p): Ditto.
17513 2007-03-02 Ian Lance Taylor <iant@google.com>
17515 Used signed infinities in VRP.
17516 * tree-vrp.c (uses_overflow_infinity): New static function.
17517 (supports_overflow_infinity): New static function.
17518 (make_overflow_infinity): New static function.
17519 (negative_overflow_infinity): New static function.
17520 (positive_overflow_infinity): New static function.
17521 (is_negative_overflow_infinity): New static function.
17522 (is_positive_overflow_infinity): New static function.
17523 (is_overflow_infinity): New static function.
17524 (overflow_infinity_range_p): New static function.
17525 (compare_values_warnv): New function split out of compare_values.
17526 (compare_value): Call it.
17527 (set_value_range_to_nonnegative): Add overflow_infinity
17528 parameter. Change caller.
17529 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17531 (vrp_expr_computes_nonzero): Likewise.
17532 (compare_ranges, compare_range_with_value): Likewise.
17533 (compare_name_with_value, compare_names): Likewise.
17534 (vrp_evaluate_conditional): Likewise.
17535 (set_value_range): Handle infinity
17536 (vrp_operand_equal_p, operand_less_p): Likewise.
17537 (extract_range_from_assert): Likewise.
17538 (vrp_int_const_binop): Likewise.
17539 (extract_range_from_binary_expr): Likewise.
17540 (extract_range_from_unary_expr): Likewise.
17541 (extract_range_from_comparison): Likewise.
17542 (extract_range_from_expr): Likewise.
17543 (dump_value_range): Likewise.
17544 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17545 (test_for_singularity): Likewise.
17546 (vrp_int_const_binop): Remove inline qualifier.
17547 (adjust_range_with_scev): Add comment.
17548 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17550 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17552 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17553 (get_constraint_for): Likewise.
17554 (do_structure_copy): Likewise.
17555 (find_func_aliases): Fix references to MODIFY_EXPR.
17556 (intra_create_variable_infos): Tidy.
17557 * tree-ssa-operands.c (add_virtual_operand): Add argument
17559 When adding members of alias sets, if IS_CALL_SITE is true and
17560 the symbol is not call-clobbered, skip it.
17561 Adjust all callers.
17563 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17565 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17566 entry by means of emit_insn_at_entry.
17568 2007-03-02 Richard Henderson <rth@redhat.com>
17570 * expr.h (promoted_input_arg): Remove decl.
17571 * function.c (promoted_input_arg): Merge into ...
17572 * combine.c (setup_incoming_promotions): ... only caller.
17573 Rearrange to avoid double loop.
17575 2007-03-02 Ben Elliston <bje@au.ibm.com>
17576 Peter Bergner <bergner@vnet.ibm.com>
17577 Janis Johnson <janis187@us.ibm.com>
17579 * config/rs6000/dfp.md: New file.
17580 * config/rs6000/rs6000.md: Include dfp.md.
17581 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17582 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17583 and TDmode decimal float modes in FP registers.
17584 (num_insns_constant): Likewise.
17585 (rs6000_legitimate_offset_address_p): Likewise.
17586 (rs6000_legitimize_address): Likewise.
17587 (rs6000_legitimize_reload_address): Likewise.
17588 (rs6000_legitimate_address): Likewise.
17589 (rs6000_emit_move): Likewise.
17590 (function_arg_boundary): Likewise.
17591 (function_arg_advance): Likewise.
17592 (rs6000_darwin64_record_arg_recurse): Likewise.
17593 (function_arg): Likewise.
17594 (rs6000_gimplify_va_arg): Likewise.
17595 (rs6000_split_multireg_move): Likewise.
17596 (rs6000_output_function_epilogue): Likewise.
17597 (rs6000_output_function_epilogue): Likewise.
17598 (rs6000_register_move_cost): Likewise.
17599 (rs6000_function_value): Likewise.
17600 (rs6000_libcall_value): Likewise.
17602 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17604 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17606 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17608 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17609 Use $MULTIDIR to choose between the kernel and RTP headers,
17610 and use $WIND_BASE and $WIND_USR to locate them.
17612 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17614 * config/i386/i386.c (override_options): Put initialization of
17615 ix86_tune_mask and ix86_arch_mask to the correct place.
17617 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17618 Michael Meissner <michael.meissner@amd.com>
17621 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17622 (ARCHMASK): Define.
17623 (TARGET_CMOVE): Use ARCHMASK.
17624 (TARGET_CMPXCHG): Ditto.
17625 (TARGET_CMPXCHG8B): Ditto.
17626 (TARGET_XADD): Ditto.
17627 (TARGET_BSWAP): Ditto.
17628 * config/i386/i386.c (ix86_tune_mask): New global variable.
17629 (ix86_arch_mask): Ditto.
17630 (override_options): Initialize ix86_tune_mask and
17631 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17634 2007-03-02 Ben Elliston <bje@au.ibm.com>
17637 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17639 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17641 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17642 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17643 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17644 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17646 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17647 rs6000_init_dwarf_reg_sizes_extra): New.
17648 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17649 SPE register high parts.
17651 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17653 * Makefile.in: Add install-pdf target as
17654 copied from automake v1.10 rules.
17655 * configure.ac: Add install-pdf to target list.
17656 * configure: Regenerate.
17658 2007-03-01 Paul Brook <paul@codesourcery.com>
17660 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17661 modes to LDRD for DImode.
17662 (output_move_double): Fixup out of range ldrd/strd.
17663 (vfp_secondary_reload_class): Rename...
17664 (coproc_secondary_reload_class): ... to this. Add wb argument.
17665 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17666 coproc_secondary_reload_class for CLASS_IWMMXT.
17667 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17668 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17670 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17672 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17673 unroll factor by the estimated number of iterations.
17674 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17675 than prefetch latency.
17677 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17678 decode_caches_intel, detect_caches_intel): New functions.
17679 (host_detect_local_cpu): Use detect_caches_amd and
17680 detect_caches_intel.
17682 2007-03-01 Richard Henderson <rth@redhat.com>
17684 * expr.c (emit_move_complex_push): Export.
17685 (emit_move_complex_parts): Split out from ...
17686 (emit_move_complex): ... here.
17687 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17688 * config/i386/i386.md (movcdi): New.
17690 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17692 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17693 size of mode1 to check for tieable modes in MMX case.
17695 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17697 * Makefile.in (rtlanal.o): Depend on tree.h.
17698 * rtl.h (offset_within_section_p, split_const): Declare.
17699 * rtlanal.c: Include tree.h.
17700 (offset_within_block_p): New function, taken from
17701 mips_offset_within_object_p.
17702 (split_const): New function, taken from mips_split_const.
17703 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17705 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17706 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17707 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17708 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17709 (m68k_illegitimate_symbolic_constant_p): New function.
17710 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17711 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17712 symbolic constant that might be outside the symbol's section,
17713 move the symbol first and then add the offset.
17714 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17716 * config/mips/mips.c (mips_split_const): Delete.
17717 (mips_offset_within_object_p): Delete.
17718 (mips_symbolic_constant_p): Use offset_within_section_p and
17719 split_const instead of mips_offset_within_object_p and
17721 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17722 (mips_legitimize_const_move, print_operand_reloc)
17723 (mips_dangerous_for_la25_p): Use split_const instead of
17726 2007-02-28 Eric Christopher <echristo@apple.com>
17728 * Makefile.in (install-include-dir): Don't rm -rf include.
17730 2007-02-28 Richard Guenther <rguenther@suse.de>
17732 PR middle-end/30364
17733 * fold-const.c (fold_binary): Do not associate expressions
17734 with more than one variable for integer types that do not wrap.
17736 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17738 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17739 Delete, and replace with...
17740 (fold_builtin_call_array): This. Update callers to use it.
17741 * fold-const.c (fold_build_call_list): Delete, and replace with...
17742 (fold_build_call_array): This.
17743 (fold_build_call_list_initializer): Delete, and replace with...
17744 (fold_build_call_array_initializer): This.
17745 * tree.h: Update declarations to reflect above changes.
17747 * c-typeck.c (build_function_call): Store converted arguments
17748 in a stack-allocated array instead of building a list.
17749 (convert_arguments): Store arguments in the array passed in as an
17750 argument, and return the actual number of arguments.
17751 * c-format.c: (check_function_format): Pass arguments in an
17752 array instead of a list.
17753 * c-common.c (check_function_nonnull): Likewise.
17754 (check_function_sentinel): Likewise.
17755 (check_function_arguments): Likewise.
17756 * c-common.h: Update declarations to reflect above changes.
17758 2007-02-28 Jan Hubicka <jh@suse.cz>
17760 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17761 PRED_NEGATIVE_RETURN): Update outcomes.
17763 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17765 * calls.c (emit_library_call_value_1): Handle partial registers
17766 correctly when building up CALL_INSN_FUNCTION_USAGE.
17768 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17770 * pa/predicates.md (move_src_operand): Allow zero for mode.
17771 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17774 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17777 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17778 *movv2df_internal): Enable pattern only for valid operand
17780 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17781 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17783 2007-02-27 Mike Stump <mrs@apple.com>
17785 * config/darwin-crt3.c: Avoid compilation when compiling for a
17788 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17790 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17792 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17793 for fixed headers and limits.h.
17794 (install-include-dir, install-headers-tar, install-headers-cpio,
17795 install-headers-cp, real-install-headers-tar,
17796 real-install-headers-cpio, real-install-headers-cp): Handle
17797 include-fixed as well as include.
17798 (install-mkheaders): Don't install files that go only in include
17800 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17801 from GCC_INCLUDE_DIR.
17802 * gcc.c (process_command): Remove special -BstageN/ handling.
17803 (do_spec_1): Add include-fixed directories.
17805 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17807 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17809 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17811 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17814 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17816 * c-common.c (get_priority): Add check for
17817 SUPPORTS_INIT_PRIORITY.
17819 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17821 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17823 * config/bfin/bfin.c: Include "cfglayout.h".
17824 (MAX_LSETUP_DISTANCE): New macro.
17825 (struct loop_info): New members incoming, incoming_src and
17826 incoming_dest. Delete member predecessor.
17827 (length_for_loop): New function.
17828 (bfin_optimize_loop): Handle more different loop structures.
17829 (bfin_discover_loop): Rework detection of predecessor blocks by
17830 examining incoming edges.
17831 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17833 (bfin_reorder_loops): New function.
17834 (bfin_reorg_loops): Use these three new functions.
17836 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17837 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17838 (CONSTRAINT_LEN): Add entry for 'q'.
17839 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17840 Add 'q' constraints.
17841 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17842 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17844 * config/bfin/bfin.md (add_with_carry): New pattern.
17845 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17846 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17847 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17848 support unsigned multiplies too. Removed incorrect commutativity from
17849 operand 1 constraint where appropriate.
17850 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17852 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17853 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17855 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17856 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17857 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17858 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17859 usmulhisi_hh_huh): New patterns.
17861 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17862 lshifthi3): Fix output template to use half reg for operand 2.
17864 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17867 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17869 2007-02-27 Andreas Schwab <schwab@suse.de>
17871 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17873 2007-02-27 Jan Hubicka <jh@suse.cz>
17875 * predict.c (last_basic_block_p): Remove.
17876 (tree_estimate_probability): Update return heuristic for commonized
17879 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17881 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17883 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17885 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17886 * doc/cpp.texi: Standardize title page.
17887 * doc/cppinternals.texi: Likewise.
17888 * doc/gcc.texi: Standardize title page, remove version number
17889 from copyright page.
17890 * doc/gccint.texi: Likewise.
17891 * doc/install.texi: Standardize title page, add table of
17894 2007-02-26 Jan Hubicka <jh@suse.cz>
17896 * predict.def: Set outcomes according to more recent results.
17897 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17898 Remove dead predictors.
17899 * predict.c (return_prediction): Fix pasto.
17901 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17903 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17904 change; avoid a memory leak when returning early.
17906 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17908 * c-decl.c (static_ctors): Move to c-common.c.
17909 (static_dtors): Likewise.
17910 (finish_function): Use c_record_cdtor_fn.
17911 (build_cdtor): Move to c-common.c.
17912 (c_write_global_declarations): Use c_build_cdtor_fns.
17913 * c-common.h (static_ctors): Declare.
17914 (static_dtors): Likewise.
17915 (c_record_cdtor_fn): Likewise.
17916 (c_build_cdtor_fns): Likewise.
17917 * c-common.c (static_ctors): New variable.
17918 (static_dtors): Likewise.
17919 (c_record_cdtor_fn): New function.
17920 (build_cdtor): Move from c-decl.c
17921 (c_build_cdtor_fns): New function.
17923 * output.h (assemble_addr_to_section): Declare.
17924 (get_cdtor_priority_section): Likewise.
17925 * varasm.c (assemble_addr_to_section): New function.
17926 (get_cdtor_priority_section): Likewise.
17927 (default_named_section_asm_out_destructor): Use them.
17928 (destor_dtor_section_asm_out_destructor): Likewise.
17929 (default_named_section_asm_out_constructor): Likewise.
17930 (default_ctor_section_asm_out_constructor): Likewise.
17931 * config.gcc (*-*-vxworks*): Include vxworks.o.
17932 * config/t-vxworks (vxworks.o): New target.
17933 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17934 (TARGET_ASM_CONSTRUCTOR): Define.
17935 (TARGET_ASM_DESTRUCTOR): Likewise.
17936 (vxworks_asm_out_constructor): Declare.
17937 (vxworks_asm_out_destructor): Likewise.
17939 * c-common.c (get_priority): Check that we have not just an
17940 INTEGER_CST, but an integer constant with integeral type.
17942 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17944 PR tree-optimization/30938
17945 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17946 use &dt[nargs-1] instead of &dt[nargs] in the call to
17947 vect_is_simple_use().
17949 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17951 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17952 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17953 Do not attempt to handle MEM inside auto-inc expressions.
17954 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17955 of a register modified by an auto-inc expression. However, do handle
17956 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17957 (elimination_effects): Prohibit elimination of a register modified
17958 by an auto-inc expression. Disable register elimination rules whose
17959 target register is modified by an auto-inc expression with variable
17962 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17964 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17966 (array_at_struct_end_p): New function.
17967 (idx_infer_loop_bounds): Use it.
17968 (estimate_numbers_of_iterations_loop): Export.
17969 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17970 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17971 (tree_estimate_probability): Call record_loop_exits.
17972 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17973 (estimated_loop_iterations, estimated_loop_iterations_int,
17974 estimated_loop_iterations_tree): New functions.
17975 (analyze_siv_subscript_cst_affine,
17976 compute_overlap_steps_for_affine_1_2,
17977 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17978 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17979 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17980 (PRED_LOOP_ITERATIONS_GUESSED): New.
17981 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17982 * cfgloop.h (estimate_numbers_of_iterations_loop,
17983 estimated_loop_iterations_int): Declare.
17985 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17987 * doc/extend.texi: Document optional priority argument to
17988 constructors and destructors.
17989 * tree.c (init_priority_for_decl): Adjust GTY markers.
17990 (init_ttree): Use priority-info hash functions for
17991 init_priority_for_decl.
17992 (tree_map_eq): Rename to ...
17993 (tree_map_base_eq): ... this.
17994 (tree_map_marked_p): Rename to ...
17995 (tree_map_base_marked_p): ... this.
17996 (tree_map_base_hash): New function.
17997 (decl_init_priority_lookup): Rework.
17998 (decl_fini_priority_lookup): New function.
17999 (decl_priority_info): New function.
18000 (decl_init_priority_insert): Use it.
18001 (decl_fini_priority_insert): Likewise.
18002 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18004 (decl_restrict_base_insert): Likewise.
18005 (decl_debug_expr_insert): Likewise.
18006 (decl_value_expr_lookup): Likewise.
18007 (decl_value_expr_insert): Likewise.
18008 * tree.h (priority_type): New type.
18009 (decl_init_priority_lookup): Use priority_type.
18010 (decl_fini_priority_lookup): New function.
18011 (decl_init_priority_insert): Use priority_type.
18012 (decl_fini_priority_insert): New function.
18013 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18014 (DECL_INIT_PRIORITY): Likewise.
18015 (SET_DECL_INIT_PRIORITY): Add comment.
18016 (DECL_FINI_PRIORITY): New macro.
18017 (SET_DECL_FINI_PRIORITY): Likewise.
18018 (DEFAULT_INIT_PRIORITY): Document.
18019 (MAX_INIT_PRIORITY): Likewise.
18020 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18021 (tree_map_base): New type.
18022 (tree_map_base_eq): New function.
18023 (tree_map_base_hash): Likewise.
18024 (tree_map_base_marked_p): Likewise.
18025 (tree_map): Inherit from tree_map_base.
18026 (tree_map_eq): Make it a macro.
18027 (tree_map_marked_p): Likewise.
18028 (tree_int_map): Inherit from tree_map_base.
18029 (tree_int_map_eq): Make it a macro.
18030 (tree_int_map_hash): Likewise.
18031 (tree_int_map_marked_p): Likewise.
18032 (tree_priority_map): New type.
18033 (tree_priority_map_eq): New macro.
18034 (tree_priority_map_hash): Likewise.
18035 (tree_priority_map_marked_p): Likewise.
18036 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18038 (emutls_common_1): Likewise.
18039 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18040 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18041 of tree_map hierarchy.
18042 * tree-cfg.c (move_stmt_r): Likewise.
18043 (new_label_mapper): Likewise.
18044 * c-tree.h (c_expand_body): Move to ...
18045 * c-common.h (c_expand_body): ... here.
18046 * c-decl.c (c_expand_body): Move to ...
18047 * c-common.c (c_expand_body): ... here.
18048 (c_common_attribute_table): Allow 1 argument for the constructor
18049 and destructor attributes.
18050 (get_priority): New function.
18051 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18052 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18054 2007-02-24 Jan Hubicka <jh@suse.cz>
18056 PR middle-end/30509
18057 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18058 copying for inlining.
18060 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18061 Jan Hubicka <jh@suse.cz>
18064 * i386.c (counter_mode): New function.
18065 (expand_set_or_movmem_via_loop): Use it.
18066 (expand_movmem_epilogue): Likewise; fix pasto.
18067 (ix86_expand_movmem): Do emit guard even for constant counts.
18068 (ix86_expand_setmem): Likewise.
18070 2007-02-25 Nick Clifton <nickc@redhat.com>
18072 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18073 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18075 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18078 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18079 count argument with 0x10, not with 0x16.
18080 (expand_setmem_epilogue): Ditto.
18082 2007-02-24 Mike Stump <mrs@apple.com>
18084 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18087 2007-02-24 Richard Guenther <rguenther@suse.de>
18089 PR middle-end/30951
18090 * fold-const.c (fold_binary): Fold x +- CST op x for
18091 EQ_EXPR and NE_EXPR.
18093 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18095 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18097 2007-02-24 Jan Hubicka <jh@suse.cz>
18099 * cgraphunit.c (decide_is_function_needed): Honor
18100 -fkeep-inline-functions.
18102 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18104 * builtins.c (fold_builtin_modf): New.
18105 (fold_builtin_2): Use it.
18107 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18109 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18110 (determine_max_iter): Take additional LOOP arg; all callers changed.
18111 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18112 one using simplifications.
18113 (simplify_using_initial_values): Return if the expression becomes
18114 invalid due to altered regs.
18116 2007-02-23 DJ Delorie <dj@redhat.com>
18118 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18120 2007-02-23 Mike Stump <mrs@apple.com>
18122 * tlink.c (scan_linker_output): Parse linker messages from
18123 darwin9's linker better.
18125 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18128 * varpool.c (varpool_assemble_pending_decls): Set
18129 varpool_last_needed_node to null.
18131 2007-02-23 DJ Delorie <dj@redhat.com>
18133 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18134 alignment bigger than the object file can handle.
18136 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18139 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18140 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18141 (*movsf_1): Penalize MMX moves.
18143 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18145 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18146 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18148 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18150 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18152 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18153 (fold_builtin_1): Use them.
18154 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18155 BUILT_IN_SIGNIFICAND.
18157 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18159 * config/i386/i386.c (bdesc_1arg): Initialize
18160 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18161 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18162 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18163 and IX86_BUILTIN_MOVSLDUP.
18165 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18167 PR rtl-optimization/30841
18168 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18170 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18172 * builtins.c (fold_builtin_frexp): New.
18173 (fold_builtin_2): Use it.
18175 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18177 * doc/invoke.texi (Spec Files): Document getenv spec function.
18179 * gcc.c (getenv_spec_function): New function.
18180 (static_spec_functions): Add it.
18181 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18182 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18185 2007-02-22 Michael Matz <matz@suse.de
18188 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18189 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18191 2007-02-22 Ian Lance Taylor <iant@google.com>
18194 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18195 (mem_loc_descriptor): Call it.
18197 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18198 Ira Rosen <irar@il.ibm.com>
18200 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18202 2007-02-22 Ira Rosen <irar@il.ibm.com>
18204 PR tree-optimization/30843
18205 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18206 stores only after all the group is vectorized.
18208 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18210 PR tree-optimization/30858
18211 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18212 in the reduction cycle have a single use in the loop.
18213 * tree-vectorizer.h (relevant): Add documentation.
18215 2007-02-20 Mike Stump <mrs@apple.com>
18217 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18218 * configure: Regenerate.
18220 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18222 Change the defaults of some parameters and options.
18223 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18224 * config/spu/spu.c (spu_optimization_options): Add.
18225 (spu_override_options): Change params in spu_optimization_options.
18226 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18228 Register 127 is only 16 byte aligned when used as a frame pointer.
18229 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18230 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18231 HARD_FRAME_POINTER_REGNUM.
18232 (spu_legitimate_address): Use regno_aligned_for_reload.
18233 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18234 aligned when frame_pointer_needed is true.
18235 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18237 * config/spu/spu.h (INIT_EXPANDERS): Define.
18239 Make sure shift and rotate instructions have valid immediate operands.
18240 * config/spu/predicates.md (spu_shift_operand): Remove.
18241 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18242 * config/spu/constraints.md (W, O): Extend range.
18243 * config/spu/spu.md (umask, nmask): Define.
18244 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18245 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18246 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18247 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18248 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18249 (lshr<mode>3_reg): Fix rtl description.
18251 Make sure mulhisi immediate operands are valid.
18252 * config/spu/predicates.md (imm_K_operand): Add.
18253 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18255 Generate constants using fsmbi and andi.
18256 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18257 (print_operand, spu_split_immediate, classify_immediate,
18258 fsmbi_const_p): Handle IC_FSMBI2.
18260 Correctly handle a CONST_VECTOR containing symbols.
18261 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18262 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18263 (immediate_load_p): Allow symbols that use 2 instructions to create.
18264 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18265 with symbols when flag_pic is set.
18266 (const_vector_immediate_p): New.
18267 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18268 accept a CONST_VECTOR with symbols.
18269 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18270 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18272 * config/spu/spu.md (high, low): Delete.
18273 (low_<mode>): Define.
18275 Remove INTRmode and INTR_REGNUM, which didn't work.
18276 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18278 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18279 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18280 peephole2 pattern): Don't use INTR or 131.
18281 (movintrcc): Delete.
18282 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18283 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18284 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18285 (UNSPEC_SET_INTR): Add.
18286 * config/spu/spu-modes.def (INTR): Remove.
18288 More accurate warnings about run-time relocations.
18289 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18291 Correctly warn about immediate arguments to specific intrinsics.
18292 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18293 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18294 the instruction predicate.
18296 Fix tree check errors with latest update.
18297 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18299 (spu_expand_builtin): Use CALL_EXPR_FN.
18301 Add missing specific intrinsics.
18302 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18304 * config/spu/spu_internals.h: Ditto.
18306 Fix incorrect operand modifiers.
18307 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18308 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18310 Optimize one case of zero_extend of a vec_select.
18311 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18313 Accept any immediate for hbr.
18314 * config/spu/spu.md (hbr): Change s constraints to i.
18316 2007-02-21 Paul Brook <paul@codesourcery.com>
18318 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18319 condexec_count when skipping USE and CLOBBER.
18321 2007-02-21 Nick Clifton <nickc@redhat.com>
18323 * common.opt (Warray-bounds): Add Warning attribute.
18324 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18326 (fsized-zeroes): Add Optimization attribute.
18327 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18328 * c.opt (Wc++0x-compat): Add Warning attribute.
18330 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18332 PR middle-end/30761
18333 * reload1.c (eliminate_regs_in_insn): In the single_set special
18334 case, attempt to re-recognize the insn before falling back to
18335 having reload fix it up.
18337 2007-02-20 Eric Christopher <echristo@gmail.com>
18339 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18340 Rewrite accordingly.
18341 (frv_read_iacc_argument): Ditto.
18342 (frv_expand_set_builtin): Take a call instead of arglist, update for
18344 (frv_expand_unop_builtin): Ditto.
18345 (frv_expand_binop_builtin): Ditto.
18346 (frv_expand_cut_builtin): Ditto.
18347 (frv_expand_binopimm_builtin): Ditto.
18348 (frv_expand_voidbinop_builtin): Ditto.
18349 (frv_expand_int_void2arg): Ditto.
18350 (frv_expand_prefetches): Ditto.
18351 (frv_expand_voidtriop_builtin): Ditto.
18352 (frv_expand_voidaccop_builtin): Ditto.
18353 (frv_expand_load_builtin): Ditto.
18354 (frv_expand_store_builtin): Ditto.
18355 (frv_expand_mdpackh_builtin): Ditto.
18356 (frv_expand_mclracc_builtin): Ditto.
18357 (frv_expand_mrdacc_builtin): Ditto.
18358 (frv_expand_mwtacc_builtin): Ditto.
18359 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18362 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18364 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18365 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18367 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18368 point instructions.
18369 * configure: Regenerate.
18370 * config.in: Regenerate.
18371 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18372 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18373 masks to power6 and power6x and to POWERPC_MASKS.
18374 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18376 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18377 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18378 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18379 Access PROTOTYPE as variable, not mask.
18381 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18383 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18384 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18385 * combine.c (adjust_for_new_dest): Use it.
18386 * postreload.c (reload_combine): Likewise.
18388 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18390 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18391 notes on an insn with multiple sets, even if single_set returns
18392 non-NULL for that insn.
18394 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18396 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18397 scalbn and scalbln.
18399 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18401 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18402 if user didn't pass it.
18403 * config/i386/darwin.h (CC1_SPEC): Likewise.
18404 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18405 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18406 -mmacosx-version-min.
18408 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18409 Uros Bizjak <ubizjak@gmail.com>
18411 * optabs.h (enum optab_index): Add new OTI_scalb.
18412 (scalb_optab): Define corresponding macro.
18413 * optabs.c (init_optabs): Initialize scalb_optab.
18414 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18416 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18417 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18418 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18419 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18420 flag_unsafe_math_optimizations is set.
18422 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18423 to implement scalbf, scalb and scalbl built-ins as inline x87
18426 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18427 DJ Delorie <dj@redhat.com>
18430 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18431 (diagnostic_report_diagnostic): ... here, and turn them into real
18432 errors. If warnings are inhibited, no need to do anything.
18434 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18436 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18437 better code generation.
18439 2007-02-20 Ben Elliston <bje@au.ibm.com>
18441 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18443 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18445 * config/alpha/alpha.c, config/alpha/alpha.md,
18446 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18447 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18448 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18449 config/arm/lib1funcs.asm: Follow spelling conventions.
18451 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18452 config/fr30/fr30.md, config/i386/i386.h,
18453 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18454 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18455 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18456 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18457 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18458 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18459 config/sparc/sparc.c, config/sparc/sparc.h,
18460 config/sparc/sparc.md, config/spu/constraints.md,
18461 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18464 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18467 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18470 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18472 * doc/invoke.texi (-ftree-lrs): Remove.
18474 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18476 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18479 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18481 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18482 new CALL_EXPR_FN macro for retrieving the function
18483 declaration of the input expression.
18485 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18487 * c.opt (Waddress): New.
18488 * common.opt (Walways-true): Delete.
18489 (Wstring-literal-comparison): Delete.
18490 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18491 -Wstring-literal-comparison. Add -Waddress.
18493 (Walways-true): Delete.
18494 (Wstring-literal-comparison): Delete.
18495 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18496 consistently instead of -Walways-true in example.
18497 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18498 * c-typeck.c (parser_build_binary_op): Replace
18499 -Wstring-literal-comparison and -Walways-true with -Waddress.
18500 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18503 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18505 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18506 without DECL_STRUCT_FUNCTION initialized.
18508 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18510 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18511 due to calls to functions taking pointers as parameters.
18513 2007-02-19 Richard Henderson <rth@redhat.com>
18516 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18519 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18521 * config/s390/s390.c (s390_call_saved_register_used,
18522 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18523 accessed to the new scheme.
18525 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18527 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18528 (cris_print_index, cris_print_operand, cris_print_operand_address)
18529 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18530 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18531 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18532 GET_CODE () == xxx.
18533 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18534 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18535 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18536 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18537 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18538 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18539 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18540 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18541 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18542 (uminsi3, call, call_value): Ditto.
18543 (define_split: indir_to_reg_split, unnamed): Ditto.
18545 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18547 PR tree-optimization/30975
18548 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18551 2007-02-18 Eric Christopher <echristo@gmail.com>
18553 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18554 Remove use of arglist.
18555 (mips_expand_builtin): Remove use of arglist, pass in expr.
18556 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18557 (mips_expand_builtin_movtf): Ditto.
18558 (mips_expand_builtin_compare): Ditto.
18560 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18562 * tree-sra.c (sra_build_assignment): Replace assertion
18563 checking with a comment explaining why it can't be done.
18565 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18567 PR middle-end/30833
18568 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18569 during CALL_EXPR representation conversion.
18570 * tree-ssa-propagate.c (set_rhs): Likewise.
18572 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18574 * tree-sra.c (sra_build_assignment): Disable assertion checking
18577 2007-02-18 Roger Sayle <roger@eyesopen.com>
18579 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18580 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18581 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18583 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18584 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18585 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18586 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18587 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18588 force_gimple_operand): Likewise.
18589 * ipa-cp.c (constant_val_insert): Likewise.
18590 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18591 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18592 perfect_nestify): Likewise.
18593 * langhooks.c (lhd_omp_assignment): Likewise.
18594 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18595 lower_copyprivate_clauses, lower_send_clauses,
18596 lower_send_shared_vars, expand_parallel_call,
18597 expand_omp_for_generic, expand_omp_for_static_nochunk,
18598 expand_omp_for_static_chunk, expand_omp_sections,
18599 lower_omp_single_copy, lower_omp_for_lastprivate,
18600 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18601 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18602 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18605 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18607 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18608 config/sh/sh.md: Follow spelling conventions.
18610 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18611 config/frv/predicates.md: Follow spelling conventions.
18613 * config/m68k/linux-unwind.h: Fix a comment typo.
18614 * target.h: Follow spelling conventions.
18616 2007-02-18 Roger Sayle <roger@eyesopen.com>
18618 PR rtl-optimization/28173
18619 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18620 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18621 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18622 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18623 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18625 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18627 * builtins.c (fold_builtin_load_exponent): New.
18628 (fold_builtin_2): Use it.
18630 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18632 PR rtl-optimization/30773
18633 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18634 if we fail to attach a REG_EQUIV note.
18636 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18637 Roger Sayle <roger@eyesopen.com>
18639 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18641 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18643 * calls.c (initialize_argument_information): Pass original EXP
18644 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18645 code to split complex arguments here, as part of initializing the
18647 (expand_call): Remove code that builds a list of arguments and
18648 inserts implicit arguments into it. Instead, just count how many
18649 implicit arguments there will be so we can determine the size of
18650 the ARGS array, and let initialize_argument_information do the work.
18651 (split_complex_values): Delete unused function.
18653 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18655 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18657 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18659 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18660 for arg pointer based indexed addressing.
18662 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18664 * config/ia64/ia64.h, config/ia64/ia64.md,
18665 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18666 spelling conventions.
18668 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18670 * config/m68k/m68k.c (split_di): New.
18671 * config/m68k/m68k-protos.h: Declare split_di.
18672 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18673 Improve predicate handling and split constant shifts.
18675 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18677 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18678 parameter for register bitfield operations, general predicates
18681 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18683 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18684 * config/m68k/linux-unwind.h: New file.
18686 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18688 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18689 config/i386/athlon.md, config/ia64/ia64.md,
18690 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18691 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18692 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18693 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18694 tree-vect-transform.c: Fix comment typos.
18696 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18698 * sched-deps.c (find_insn_list): Remove.
18699 * sched-int.h: Remove the prototype for find_insn_list.
18701 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18703 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18705 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18706 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18707 darwin_rs6000_override_options.
18708 (C_COMMON_OVERRIDE_OPTIONS): Expect
18709 darwin_macosx_version_min to be non-NULL always.
18710 (TARGET_C99_FUNCTIONS): Likewise.
18711 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18712 (DARWIN_MINVERSION_SPEC): New.
18713 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18714 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18716 (DARWIN_MINVERSION_SPEC): New.
18717 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18719 * config/darwin-c.c (darwin_cpp_builtins): Expect
18720 darwin_macosx_version_min to be non-NULL always.
18722 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18724 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18726 * config/i386/i386.h (x86_use_xchgb): New.
18727 (TARGET_USE_XCHGB): New macro.
18728 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18729 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18730 Split after reload into bswaphi for shifts of 8.
18731 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18732 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18733 or when optimizing for size.
18735 2007-02-16 Richard Guenther <rguenther@suse.de>
18736 Christian Bruel <christian.bruel@st.com>
18738 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18739 DECLs but prefer SSA_NAMEs over DECLs.
18741 2007-02-16 Richard Guenther <rguenther@suse.de>
18743 * tree-flow-inline.h (single_imm_use_p): Remove.
18744 (zero_imm_uses_p): Likewise.
18745 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18746 instead of single_imm_use_p.
18747 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18750 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18753 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18754 nested double- and backquotes.
18756 2007-02-15 Roger Sayle <roger@eyesopen.com>
18758 PR middle-end/30391
18759 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18760 should be unreachable.
18761 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18762 For the time being redirect GIMPLE_MODIFY_STMT to the new
18763 (renamed) build_gimple_modify_stmt_stat.
18764 (build2_gimple_stat): Rename to...
18765 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18766 Always build a GIMPLE_MODIFY_STMT node.
18767 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18768 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18771 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18772 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18773 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18774 expand_complex_div_wide): Likewise.
18775 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18776 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18777 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18778 * tree-ssa-loop-manip.c (create_iv): Likewise.
18779 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18780 abs_replacement): Likewise.
18781 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18782 realify_fake_stores): Likewise.
18784 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18785 node rather than a GIMPLE_MODIFY_STMT node.
18786 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18787 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18789 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18790 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18791 GIMPLE_MODIFY_STMT.
18793 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18795 PR middle-end/30433
18796 * fold-const.c (fold_comparison): Add back the
18797 folding of constant complex comparisions.
18799 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18801 PR middle-end/30729
18802 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18803 effects unknown to this function, return early.
18805 2007-02-15 Ian Lance Taylor <iant@google.com>
18807 * lower-subreg.c (move_eh_region_note): New static function.
18808 (resolve_simple_move): Call it.
18809 (decompose_multiword_subregs): Track blocks for which we resolve a
18810 simple move which is also a control flow insn. Pass them to
18811 find_many_sub_basic_blocks.
18812 (pass_lower_subreg): Add TODO_verify_flow.
18813 (pass_lower_subreg2): Likewise.
18815 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18816 Brooks Moses <brooks.moses@codesourcery.com>
18817 Lee Millward <lee.millward@codesourcery.com>
18819 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18820 (VL_EXP_CLASS_P): New.
18821 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18823 (TREE_OPERAND_CHECK_CODE): Likewise.
18824 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18825 (TREE_RTL_OPERAND_CHECK): Likewise.
18826 (tree_operand_check_failed): Make second parameter the whole tree
18827 instead of its code. Fixed callers.
18828 (VL_EXP_CHECK): New.
18829 (TREE_OPERAND_LENGTH): New.
18830 (VL_EXP_OPERAND_LENGTH): New.
18831 (CALL_EXPR_FN): New.
18832 (CALL_EXPR_STATIC_CHAIN): New.
18833 (CALL_EXPR_ARGS): New.
18834 (CALL_EXPR_ARG): New.
18835 (call_expr_nargs): New.
18836 (CALL_EXPR_ARGP): New.
18837 (build_nt_call_list): Declare.
18838 (build_vl_exp_stat): Declare.
18839 (build_vl_exp): New.
18840 (build_call_list): Declare.
18841 (build_call_nary): Declare.
18842 (build_call_valist): Declare.
18843 (build_call_array): Declare.
18844 (call_expr_arg): Declare.
18845 (call_expr_argp): Declare.
18846 (call_expr_arglist): Declare.
18847 (fold_build_call_list): Declare.
18848 (fold_build_call_list_initializer): Declare.
18849 (fold_call_expr): Declare to replace fold_builtin.
18850 (fold_builtin_fputs): Update to agree with modified definition.
18851 (fold_builtin_strcpy): Likewise.
18852 (fold_builtin_strncpy): Likewise.
18853 (fold_builtin_memory_chk): Likewise.
18854 (fold_builtin_stxcpy_chk): Likewise.
18855 (fold_builtin_strncpy_chk): Likewise.
18856 (fold_builtin_next_arg): Likewise.
18857 (fold_build_call_expr): Declare.
18858 (fold_builtin_call_list): Declare.
18859 (fold_builtin_call_valist): Declare.
18860 (build_call_expr): Declare.
18861 (validate_arglist): Update to agree with modified definition.
18862 (tree_operand_length): New.
18863 (call_expr_arg_iterator): New.
18864 (init_call_expr_arg_iterator): New.
18865 (next_call_expr_arg): New.
18866 (first_call_expr_arg): New.
18867 (more_call_expr_args_p): New.
18868 (FOR_EACH_CALL_EXPR_ARG): New.
18870 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18871 and tcc_gimple_stmt.
18872 (tree_code_size): Update documentation. Use sizeof (tree) rather
18873 than sizeof (char *).
18874 (tree_size): Likewise. Add case for tcc_vl_exp.
18875 (tree_node_structure): Add case for tcc_vl_exp.
18876 (contains_placeholder_p): Likewise.
18877 (substitute_in_expr): Likewise.
18878 (substitute_placeholder_in_expr): Likewise.
18879 (stabilize_reference_1): Likewise.
18880 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18881 to diagnose breakage of this interface for constructing CALL_EXPRs.
18882 (build_nt): Add similar assertion here.
18883 (build_nt_call_list): New.
18884 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18885 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18887 (get_callee_fndecl): Use new CALL_EXPR accessors.
18888 (tree_operand_check_failed): Change parameters to pass entire node
18889 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18890 (process_call_operands): New.
18891 (build_vl_exp_stat): New.
18892 (build_call_list): New.
18893 (build_call_nary): New.
18894 (build_call_valist): New.
18895 (build_call_array): New.
18896 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18897 (call_expr_arglist): New.
18899 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18900 tcc_vl_exp instead of a fixed-size tcc_expression.
18902 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18903 accessors for CALL_EXPRs.
18904 (AGGR_INIT_EXPR): Likewise.
18906 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18907 Brooks Moses <brooks.moses@codesourcery.com>
18908 Lee Millward <lee.millward@codesourcery.com>
18910 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18911 (expand_builtin_nonlocal_goto): Change parameter to be entire
18912 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18913 (expand_builtin_prefetch): Likewise.
18914 (expand_builtin_classify_type): Likewise.
18915 (mathfn_built_in): Return NULL_TREE instead of 0.
18916 (expand_errno_check): Use new CALL_EXPR accessors.
18917 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18918 Return NULL_RTX instead of 0.
18919 (expand_builtin_mathfn_2): Likewise.
18920 (expand_builtin_mathfn_3): Likewise.
18921 (expand_builtin_interclass_mathfn): Likewise.
18922 (expand_builtin_sincos): Likewise.
18923 (expand_builtin_cexpi): Likewise.
18924 (expand_builtin_int_roundingfn): Likewise.
18925 (expand_builtin_int_roundingfn_2): Likewise.
18926 (expand_builtin_pow): Likewise.
18927 (expand_builtin_powi): Likewise.
18928 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18929 of arglist, fixing callers appropriately. Use new CALL_EXPR
18930 accessors and constructors. Return NULL_RTX instead of 0.
18931 (expand_builtin_strstr): Likewise.
18932 (expand_builtin_strchr): Likewise.
18933 (expand_builtin_strrchr): Likewise.
18934 (expand_builtin_strpbrk): Likewise.
18935 (expand_builtin_memcpy): Likewise.
18936 (expand_builtin_mempcpy): Likewise.
18937 (expand_builtin_mempcpy_args): New.
18938 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18939 (expand_builtin_memmove_args): New.
18940 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18941 (expand_movstr): Likewise.
18942 (expand_builtin_strcpy): Likewise.
18943 (expand_builtin_strcpy_args): New.
18944 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18945 (expand_builtin_strncpy): Likewise.
18946 (expand_builtin_memset): Likewise.
18947 (expand_builtin_memset_args): New.
18948 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18949 (expand_builtin_memcmp): Likewise.
18950 (expand_builtin_strcmp): Likewise.
18951 (expand_builtin_strncmp): Likewise.
18952 (expand_builtin_strcat): Likewise.
18953 (expand_builtin_strncat): Likewise.
18954 (expand_builtin_strspn): Likewise.
18955 (expand_builtin_strcspn): Likewise.
18956 (expand_builtin_args_info): Likewise.
18957 (expand_builtin_va_start): Likewise.
18958 (gimplify_va_arg_expr): Likewise.
18959 (expand_builtin_va_end): Likewise.
18960 (expand_builtin_va_copy): Likewise.
18961 (expand_builtin_frame_address): Likewise.
18962 (expand_builtin_alloca): Likewise.
18963 (expand_builtin_bswap): Likewise.
18964 (expand_builtin_unop): Likewise.
18965 (expand_builtin_fputs): Likewise.
18966 (expand_builtin_expect): Likewise.
18967 (expand_builtin_fabs): Likewise.
18968 (expand_builtin_copysign): Likewise.
18969 (expand_builtin_printf): Likewise.
18970 (expand_builtin_fprintf): Likewise.
18971 (expand_builtin_sprintf): Likewise.
18972 (expand_builtin_init_trampoline): Likewise.
18973 (expand_builtin_signbit): Likewise.
18974 (expand_builtin_fork_or_exec): Likewise.
18975 (expand_builtin_sync_operation): Likewise.
18976 (expand_builtin_compare_and_swap): Likewise.
18977 (expand_builtin_lock_test_and_set): Likewise.
18978 (expand_builtin_lock_release): Likewise.
18979 (expand_builtin): Likewise.
18980 (builtin_mathfn_code): Likewise.
18982 (fold_builtin_constant_p): Pass call arguments individually instead
18983 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18984 accessors and constructors. Return NULL_TREE instead of 0.
18985 (fold_builtin_expect): Likewise.
18986 (fold_builtin_classify_type): Likewise.
18987 (fold_builtin_strlen): Likewise.
18988 (fold_builtin_nan): Likewise.
18989 (integer_valued_real_p): Likewise.
18990 (fold_trunc_transparent_mathfn): Likewise.
18991 (fold_fixed_mathfn): Likewise.
18992 (fold_builtin_cabs): Likewise.
18993 (fold_builtin_sqrt): Likewise.
18994 (fold_builtin_cbrt): Likewise.
18995 (fold_builtin_cos): Likewise.
18996 (fold_builtin_cosh): Likewise.
18997 (fold_builtin_tan): Likewise.
18998 (fold_builtin_sincos): Likewise.
18999 (fold_builtin_cexp): Likewise.
19000 (fold_builtin_trunc): Likewise.
19001 (fold_builtin_floor): Likewise.
19002 (fold_builtin_ceil): Likewise.
19003 (fold_builtin_round): Likewise.
19004 (fold_builtin_int_roundingfn): Likewise.
19005 (fold_builtin_bitop): Likewise.
19006 (fold_builtin_bswap): Likewise.
19007 (fold_builtin_logarithm): Likewise.
19008 (fold_builtin_hypot): Likewise.
19009 (fold_builtin_pow): Likewise.
19010 (fold_builtin_powi): Likewise.
19011 (fold_builtin_exponent): Likewise.
19012 (fold_builtin_memset): Likewise.
19013 (fold_builtin_bzero): Likewise.
19014 (fold_builtin_memory_op): Likewise.
19015 (fold_builtin_bcopy): Deleted; call site changed to invoke
19016 fold_builtin_memory_op directly.
19017 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19018 (fold_builtin_strncpy): Likewise.
19019 (fold_builtin_memcmp): Likewise.
19020 (fold_builtin_strcmp): Likewise.
19021 (fold_builtin_strncmp): Likewise.
19022 (fold_builtin_signbit): Likewise.
19023 (fold_builtin_copysign): Likewise.
19024 (fold_builtin_isascii): Likewise.
19025 (fold_builtin_toascii): Likewise.
19026 (fold_builtin_isdigit): Likewise.
19027 (fold_builtin_fabs): Likewise.
19028 (fold_builtin_abs): Likewise.
19029 (fold_builtin_fmin_fmax): Likewise.
19030 (fold_builtin_carg): Likewise.
19031 (fold_builtin_classify): Likewise.
19032 (fold_builtin_unordered_cmp): Likewise.
19034 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19035 New functions split out from fold_builtin_1.
19036 (fold_builtin_n): New.
19037 (fold_builtin_varargs): New.
19038 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19040 (fold_call_expr): New.
19041 (build_function_call_expr): Rewrite to use new helper function.
19042 (fold_builtin_call_list): New.
19043 (build_call_expr): New.
19044 (fold_builtin_call_valist): New.
19045 (rewrite_call_expr): New.
19046 (validate_arg): New.
19047 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19048 of an arglist. Change return type to bool. Use new CALL_EXPR
19051 (fold_builtin_strstr): Pass call arguments individually instead
19052 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19053 accessors and constructors. Return NULL_TREE instead of 0.
19054 (fold_builtin_strchr): Likewise.
19055 (fold_builtin_strrchr): Likewise.
19056 (fold_builtin_strpbrk): Likewise.
19057 (fold_builtin_strcat): Likewise.
19058 (fold_builtin_strncat): Likewise.
19059 (fold_builtin_strspn): Likewise.
19060 (fold_builtin_strcspn): Likewise.
19061 (fold_builtin_fputs): Likewise.
19062 (fold_builtin_next_arg): Likewise.
19063 (fold_builtin_sprintf): Likewise.
19065 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19066 NULL_RTX instead of 0.
19067 (expand_builtin_memory_chk): Likewise.
19068 (maybe_emit_chk_warning): Likewise.
19069 (maybe_emit_sprintf_chk_warning): Likewise.
19071 (fold_builtin_object_size): Pass call arguments individually instead
19072 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19073 accessors and constructors. Return NULL_TREE instead of 0.
19074 (fold_builtin_memory_chk): Likewise.
19075 (fold_builtin_stxcpy_chk): Likewise.
19076 (fold_builtin_strncpy_chk): Likewise.
19077 (fold_builtin_strcat_chk): Likewise.
19078 (fold_builtin_strcat_chk): Likewise.
19079 (fold_builtin_strncat_chk): Likewise.
19080 (fold_builtin_sprintf_chk): Likewise.
19081 (fold_builtin_snprintf_chk): Likewise.
19082 (fold_builtin_printf): Likewise.
19083 (fold_builtin_vprintf): Likewise.
19085 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19087 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19088 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19089 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19090 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19091 (fold_unary): Likewise.
19092 (fold_binary): Likewise.
19093 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19094 ternary expressions.
19095 (fold): Add logic for tcc_vl_exp.
19096 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19097 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19098 (fold_build3_stat): Add assertion to flag broken interface for
19099 constructing CALL_EXPRs.
19100 (fold_build_call_list): New.
19101 (fold_build_call_list_initializer): New.
19102 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19104 (fold_strip_sign_ops): Likewise.
19106 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19107 Brooks Moses <brooks.moses@codesourcery.com>
19108 Lee Millward <lee.millward@codesourcery.com>
19110 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19111 accessors and dump arguments explicitly.
19113 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19115 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19117 (print_call_name): Use new CALL_EXPR accessors.
19119 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19120 CALL_EXPR arguments explicitly instead of as a list. Use
19121 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19123 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19124 (vrp_visit_stmt): Likewise.
19126 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19127 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19129 (force_move_till_expr): Likewise.
19131 * targhooks.c (default_external_stack_protect_fail): Use
19132 build_call_expr instead of build_function_call_expr.
19133 (default_hidden_stack_protect_fail): Likewise.
19135 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19138 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19139 and walk arguments explicitly.
19141 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19142 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19143 (expand_simple_operations): Likewise.
19144 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19146 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19147 of TREE_CODE_LENGTH.
19148 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19150 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19151 instead of TREE_CODE_LENGTH.
19153 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19154 (tree_ic_transform): Likewise.
19155 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19156 parameter instead of arglist. Fix callers.
19157 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19158 (tree_stringops_transform): Likewise.
19159 (tree_indirect_call_to_profile): Likewise.
19160 (tree_stringops_values_to_profile): Likewise.
19162 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19163 (eliminate_tail_call): Likewise.
19165 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19167 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19168 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19170 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19172 * omp-low.c (build_omp_barrier): Use build_call_expr.
19173 (lower_rec_input_clauses): Likewise.
19174 (lower_reduction_clauses): Likewise.
19175 (expand_parallel_call): Likewise.
19176 (maybe_catch_exception): Likewise.
19177 (expand_omp_for_generic): Likewise.
19178 (expand_omp_for_static_nochunk): Likewise.
19179 (expand_omp_sections): Likewise.
19180 (lower_omp_single_simple): Likewise.
19181 (lower_omp_single_copy): Likewise.
19182 (lower_omp_master): Likewise.
19183 (lower_omp_ordered): Likewise.
19184 (lower_omp_critical): Likewise.
19186 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19187 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19189 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19190 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19191 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19193 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19194 and generalize to handle any number of operands.
19195 (chrec_contains_undetermined): Likewise.
19196 (tree_contains_chrecs): Likewise.
19197 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19199 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19201 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19202 fold_call_expr instead of fold_builtin.
19203 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19204 match declarations there.
19205 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19208 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19209 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19211 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19212 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19214 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19217 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19218 (execute_cse_sincos): Use new CALL_EXPR accessors.
19220 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19222 * gimple-low.c (lower_function_body): Use build_call_expr.
19223 (lower_builtin_setjmp): Likewise.
19225 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19226 (set_storage_via_libcall): Likewise.
19227 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19228 instead of TREE_CODE_LENGTH.
19229 (expand_expr_real_1): Use new CALL_EXPR accessors.
19231 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19232 generalize to handle any number of operands.
19233 (TB_parent_eq): Likewise.
19235 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19236 (strip_builtin_expect): Likewise.
19238 * function.c (gimplify_parameters): Use build_call_expr.
19240 * tree-vectorizer.c (vect_is_simple_reduction): Use
19241 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19243 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19244 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19246 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19249 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19250 (gimplify_decl_expr): Likewise.
19251 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19252 Use new CALL_EXPR iterators.
19253 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19254 (gimplify_modify_expr_to_memset): Likewise.
19255 (gimplify_variable_sized_compare): Likewise.
19256 (gimplify_omp_atomic_fetch_op): Likewise.
19257 (gimplify_omp_atomic_pipeline): Likewise.
19258 (gimplify_omp_atomic_mutex): Likewise.
19259 (gimplify_function_tree): Likewise.
19261 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19262 (call_expr_flags): Likewise.
19263 (expand_call): Likewise.
19265 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19266 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19269 * coverage.c (create_coverage): Use build_call_expr.
19271 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19272 (temp_call_expr_obstack): New.
19273 (pool_copy_list): Delete.
19274 (temp_copy_call_expr): New.
19275 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19276 CALL_EXPR accessors. Get rid of special goo for copying argument
19277 lists and use temp_copy_call_expr instead.
19278 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19279 CALL_EXPR accessors.
19280 (create_expression_by_pieces): Likewise. Use build_call_array
19281 to construct the result instead of fold_build3.
19282 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19283 dealing with argument lists.
19284 (init_pre): Remove references to expression_node_pool and
19285 list_node_pool. Init temp_call_expr_obstack instead.
19286 (fini_pre): Remove references to expression_node_pool and
19289 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19290 and walk arguments explicitly instead of as a list.
19292 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19293 (mx_register_decls): Likewise.
19294 (mudflap_register_call): Likewise.
19295 (mudflap_finish_file): Likewise.
19297 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19298 (ipa_callsite_compute_param): Likewise.
19300 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19301 accessors and constructor.
19303 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19304 accessors and constructor.
19305 (convert_tramp_reference): Likewise.
19306 (convert_call_expr): Likewise.
19307 (finalize_nesting_tree_1): Likewise.
19309 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19312 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19314 * tree-inline.c (initialize_inlined_parameters): Pass entire
19315 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19317 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19318 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19320 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19321 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19322 (vectorizable_reduction): Likewise.
19323 (vectorizable_call): Use new CALL_EXPR iterators.
19324 (vectorizable_conversion): Use build_call_expr.
19325 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19326 (vect_gen_widened_results_half): Use build_call_expr.
19327 (vect_setup_realignment): Likewise.
19328 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19330 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19331 (pass_through_call): Likewise.
19332 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19335 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19336 (tree_gen_pow2_profiler): Likewise.
19337 (tree_gen_one_value_profiler): Likewise.
19338 (tree_gen_ic_func_profiler): Likewise.
19339 (tree_gen_average_profiler): Likewise.
19340 (tree_gen_ior_profiler): Likewise.
19342 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19343 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19344 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19346 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19347 of TREE_CODE_LENGTH.
19349 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19350 of TREE_CODE_LENGTH.
19352 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19354 (convert_to_integer): Likewise.
19356 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19359 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19360 Brooks Moses <brooks.moses@codesourcery.com>
19361 Lee Millward <lee.millward@codesourcery.com>
19363 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19365 * config/frv/frv.c (frv_expand_builtin): Likewise.
19366 * config/s390/s390.c (s390_expand_builtin): Likewise.
19368 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19369 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19371 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19372 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19373 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19374 (ix86_expand_store_builtin): Likewise.
19375 (ix86_expand_unop_builtin): Likewise.
19376 (ix86_expand_unop1_builtin): Likewise.
19377 (ix86_expand_sse_compare): Likewise.
19378 (ix86_expand_sse_comi): Likewise.
19379 (ix86_expand_vec_init_builtin): Likewise.
19380 (ix86_expand_vec_ext_builtin): Likewise.
19381 (ix86_expand_vec_set_builtin): Likewise.
19382 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19384 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19385 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19387 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19388 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19389 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19391 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19393 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19394 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19395 arglist. Use new CALL_EXPR accessors. Fix callers.
19396 (altivec_expand_abs_builtin): Likewise.
19397 (rs6000_expand_binop_builtin): Likewise.
19398 (altivec_expand_predicate_builtin): Likewise.
19399 (altivec_expand_lv_builtin): Likewise.
19400 (spe_expand_stv_builtin): Likewise.
19401 (altivec_expand_stv_builtin): Likewise.
19402 (rs6000_expand_ternop_builtin): Likewise.
19403 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19404 (altivec_expand_st_builtin): Likewise.
19405 (altivec_expand_dst_builtin): Likewise.
19406 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19407 arglist. Use new CALL_EXPR accessors. Fix callers.
19408 (altivec_expand_vec_set_builtin): Likewise.
19409 (altivec_expand_vec_ext_builtin): Likewise.
19410 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19411 (spe_expand_builtin): Likewise.
19412 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19413 arglist. Use new CALL_EXPR accessors. Fix callers.
19414 (spe_expand_evsel_builtin): Likewise.
19415 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19416 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19418 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19419 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19420 (arm_expand_unop_builtin): Likewise.
19421 (arm_expand_builtin): Use new CALL_EXPR accessors.
19423 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19426 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19427 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19429 (bfin_expand_unop_builtin): Likewise.
19430 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19432 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19433 Brooks Moses <brooks.moses@codesourcery.com>
19434 Lee Millward <lee.millward@codesourcery.com>
19436 * c-semantics.c (build_stmt): Add internal diagnostic check.
19438 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19439 accessors. Print arguments explicitly instead of as a list.
19441 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19443 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19444 (c_finish_omp_flish): Likewise.
19446 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19447 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19448 instead of TREE_CODE_LENGTH.
19449 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19450 (c_warn_unused_result): Likewise.
19452 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19455 * doc/invoke.texi (Warning Options): Remove
19456 -Werror-implicit-function-declaration.
19457 (Wimplicit-function-declaration): Update description.
19458 * opts.c (common_handle_option): Move handling of -Werror=* to...
19459 (enable_warning_as_error): ...here.
19460 * opts.h (enable_warning_as_error): Declare.
19461 * c-decl.c (implicit_decl_warning): Unless
19462 -Wno-implicit-function-declaration is given, emit a pedwarn if
19463 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19464 * c.opt (Wimplicit-function-declaration): Replace
19465 mesg_implicit_function_declaration with
19466 warn_implicit_function_declaration.
19467 * c-opts.c (c_common_handle_option):
19468 -Werror-implicit-function-declaration is exactly equal as
19469 -Werror=implicit-function-declaration.
19470 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19471 warn_implicit_function_declaration.
19472 (c_common_post_options): -Wimplict-function-declaration is enabled
19473 by default by -std=c99, otherwise is disabled by default.
19474 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19476 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19478 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19479 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19480 former is ignored but not the latter.
19482 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19484 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19485 is made and the reference doesn't use the alias set of its type,
19486 do not create the temporary using that type.
19488 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19490 * jump.c: Remove prototypes for delete_computation and
19491 delete_prior_computation.
19493 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19495 * jump.c (get_label_after): Delete.
19496 (get_label_before, delete_computation, delete_jump,
19497 delete_prior_computation, follow_jumps): Move...
19498 * reorg.c (delete_computation, delete_prior_computation): ... here...
19499 (get_label_before, delete_jump): ... making these static ...
19500 (follow_jumps): ... and simplifying this since it only runs after
19502 * rtl.h (get_label_after, get_label_before, delete_jump,
19503 follow_jumps): Delete prototypes.
19505 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19507 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19509 2007-02-15 Nick Clifton <nickc@redhat.com>
19511 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19512 order to prevent it from being munged by the target.
19514 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19516 * config/i386/i386.md: Remove misleading comment.
19518 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19520 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19521 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19524 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19526 * tree-sra.c (instantiate_missing_elements): Canonicalize
19528 (sra_build_assignment): New.
19529 (generate_copy_inout, generate_element_copy,
19530 generate_element_zero, generate_one_element_init): Use it.
19532 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19534 * tree-sra.c (instantiate_missing_elements): Canonicalize
19536 (sra_build_assignment): New.
19537 (generate_copy_inout, generate_element_copy,
19538 generate_element_zero, generate_one_element_init): Use it.
19540 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19542 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19545 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19547 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19548 types as aggregates not scalars.
19549 * function.c (assign_stack_temp_for_type): Likewise.
19551 2007-02-14 Roger Sayle <roger@eyesopen.com>
19552 Zdenek Dvorak <dvorakz@suse.cz>
19554 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19557 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19559 * passes.c (next_pass_1): Clear the next field of the copied
19562 2007-02-14 Richard Henderson <rth@redhat.com>
19564 * tree-sra.c (early_sra): New.
19565 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19566 (tree_sra_early, pass_sra_early): New.
19567 * tree-pass.h (pass_sra_early): Declare.
19568 * passes.c (init_optimization_passes): Use it.
19570 2007-02-14 Richard Guenther <rguenther@suse.de>
19572 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19574 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19576 PR tree-optimization/30771
19577 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19579 (vect_analyze_operations): Induction phis can now be marked as
19581 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19582 Update documentation accordingly.
19584 2007-02-14 Nick Clifton <nickc@redhat.com>
19586 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19587 most 3 arguments are supported.
19588 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19590 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19592 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19593 Ensure dst->current is valid.
19595 2007-02-13 Paul Brook <paul@codesourcery.com>
19597 * config.gcc: Add arm*-*-uclinux-*eabi.
19598 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19599 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19600 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19601 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19602 (LINK_SPEC): Define.
19603 (LIB_SPEC): Define.
19604 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19606 * config/arm/uclinux-eabi.h: New file.
19607 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19608 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19611 2007-02-13 Ian Lance Taylor <iant@google.com>
19613 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19614 * flags.h (warn_strict_overflow): Declare.
19615 (enum warn_strict_overflow_code): Define.
19616 (issue_strict_overflow_warning): New static inline function.
19617 * opts.c (warn_strict_overflow): New variable.
19618 (common_handle_option): Handle OPT_Wstrict_overflow and
19619 OPT_Wstrict_overflow_.
19620 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19622 * fold-const.c: Include intl.h.
19623 (fold_deferring_overflow_warnings): New static variable.
19624 (fold_deferred_overflow_warning): New static variable.
19625 (fold_deferred_overflow_code): New static variable.
19626 (fold_defer_overflow_warnings): New function.
19627 (fold_undefer_overflow_warnings): New function.
19628 (fold_undefer_and_ignore_overflow_warnings): New function.
19629 (fold_deferring_overflow_warnings_p): New function.
19630 (fold_overflow_warning): New static function.
19631 (make_range): Add strict_overflow_p parameter. Change all
19633 (extract_muldiv, extract_muldiv_1): Likewise.
19634 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19635 tree_expr_nonnegative_p.
19636 (fold_negate_expr): Call fold_overflow_warning.
19637 (fold_range_test): Likewise.
19638 (fold_comparison): Likewise.
19639 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19640 instead of tree_expr_nonnegative_p.
19641 (tree_expr_nonnegative_warnv_p): Rename from
19642 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19643 (tree_expr_nonnegative_p): New function.
19644 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19645 strict_overflow_p parameter.
19646 (tree_expr_nonzero_p): New function.
19647 * passes.c (verify_interpass_invariants): New static function.
19648 (execute_one_pass): Call it.
19649 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19651 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19652 (estimate_numbers_of_iterations): Likewise.
19653 (scev_probably_wraps_p): Likewise.
19654 * tree-ssa-ccp.c: Include "toplev.h".
19655 (evaluate_stmt): Defer fold overflow warnings until we know we are
19657 (struct fold_stmt_r_data): Add stmt field.
19658 (fold_stmt_r): Defer fold overflow warnings until we know we
19660 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19661 (fold_stmt_inplace): Likewise.
19662 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19663 (cleanup_control_expr_graph): Defer fold overflow warnings until
19664 we know we are going to optimize.
19665 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19666 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19668 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19669 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19670 * tree-ssa-loop-manip.c (create_iv): Likewise.
19671 * c-typeck.c (build_conditional_expr): Likewise.
19672 (build_binary_op): Likewise.
19673 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19674 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19675 (extract_range_from_unary_expr): Likewise.
19676 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19677 assuming that signed overflow does not occur.
19678 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19679 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19680 (fold_defer_overflow_warnings): Declare.
19681 (fold_undefer_overflow_warnings): Declare.
19682 (fold_undefer_and_ignore_overflow_warnings): Declare.
19683 (fold_deferring_overflow_warnings_p): Declare.
19684 (tree_expr_nonzero_warnv_p): Declare.
19685 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19686 of warning options.
19687 (Warning Options): Document -Wstrict-overflow.
19688 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19689 (tree-ssa-ccp.o): Likewise.
19690 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19691 (fold-const.o): Depend on intl.h.
19693 2007-02-13 Ian Lance Taylor <iant@google.com>
19695 PR middle-end/30751
19696 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19699 2007-02-13 Stuart Hastings <stuart@apple.com>
19701 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19703 2007-02-13 Richard Henderson <rth@redhat.com>
19705 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19706 handled_component_p before looking for the indirect_ref.
19708 2007-02-13 Richard Henderson <rth@redhat.com>
19710 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19711 remove flags clobber.
19712 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19713 (bswaphi_lowpart): New.
19714 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19715 remove TARGET_BSWAP test. Delete expander of the same name.
19717 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19718 (expand_unop): Use them.
19720 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19722 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19723 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19724 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19725 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19726 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19727 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19728 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19729 assembler dialect choice from asm templates.
19731 2007-02-12 Richard Henderson <rth@redhat.com>
19733 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19734 (fixuns_trunc<SSEMODEF>si2): Use it.
19735 * config/i386/sse.md (vec_setv4sf_0): Export.
19736 * config/i386/i386.c (ix86_build_const_vector): Export.
19737 (ix86_split_convert_uns_si_sse): Rename from
19738 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19739 * config/i386/i386-protos.h: Update.
19741 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19744 * c-typeck.c (c_finish_return): Improve warning message.
19746 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19748 * alias.c (find_symbolic_term): Delete unused function.
19750 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19752 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19753 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19754 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19756 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19758 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19759 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19760 the function, temporarily point the debug interface to the null one.
19762 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19764 * dwarf2out.c (round_up_to_align): New static function.
19765 (field_byte_offset): Use it to round the offset.
19767 2007-02-12 Richard Henderson <rth@redhat.com>
19769 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19770 (inswl_const): Export.
19772 2007-02-12 Richard Henderson <rth@redhat.com>
19774 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19775 result mode of the libcall, convert back to outmode.
19777 2007-02-12 Roger Sayle <roger@eyesopen.com>
19779 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19780 (bswapdi2): New define_expand to implement 32-bit implementation.
19782 2007-02-12 Nick Clifton <nickc@redhat.com>
19784 * doc/invoke.texi (Overall Options): Document --help=.
19785 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19786 (cc1_options): Pass --help= on to cc1.
19787 (display_help): Add description of --help=.
19788 (process_command): Add code to handle --help=. Allow translated
19789 --help and --target-help switches to be passed on to compiler
19791 (main): Remove unused if statement.
19792 * opts.c (columns): Remove.
19793 (LEFT_COLUMN): Define.
19794 (wrap_help): Add columns argument.
19795 (print_filtered_help): Change parameters to be an include bitmask,
19796 an exclude bitmask, an any bitmask and the column width. Move the
19797 code to display the params list here. Add code to display the
19798 status of options rather than their descriptions if the quiet flag
19800 (print_specific_help): Change parameters to be an include bitmask,
19801 an exclude bitmask and an any bitmask. Move code to look up the
19802 column width here. Decide upon the title for an options listing.
19803 (common_handle_options): Add code to handle --help=. Adapt code
19804 for --help and --target-help to use the revised form of the
19805 print_specific_help function.
19806 (print_help): Delete.
19807 (print_param_help): Delete.
19808 (print_switch): Delete.
19809 * opts.h (cl_lang_count): Add prototype.
19810 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19811 CL_MAX_OPTION_CLASS): New defines.
19812 * optc-gen.awk: Add construction of cl_lang_count.
19813 * c.opt: Add Warning attribute to warning options and Optimization
19814 attribute to optimization options.
19815 * common.opt: Likewise.
19817 Add -fhelp and -ftarget-help as aliases for the transformed --help
19818 and --target-help options.
19819 * opt-functions.awk: Add code to handle Warning and Optimization
19822 2007-02-12 Richard Henderson <rth@redhat.com>
19824 * config/alpha/constraints.md: New file.
19825 * config/alpha/alpha.c: Include tm-constrs.h.
19826 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19827 alpha_extra_constraint): Remove.
19828 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19829 * config/alpha/alpha-protos.h: Update.
19830 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19831 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19832 (EXTRA_CONSTRAINT): Remove.
19833 * config/alpha/alpha.md: Include constraints.md.
19834 (adddi splitter): Use satisfies_constraint_*.
19835 * config/alpha/predicates.md (add_operand): Likewise.
19836 (sext_add_operand, addition_operation): Likewise.
19838 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19840 PR tree-optimization/29145
19841 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19842 in our handling of restrict qualified pointers.
19844 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19847 * doc/invoke.texi (Wunused-value): Update description.
19848 (Wextra): Delete item.
19849 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19850 value of Wunused-value.
19851 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19852 (c_finish_stmt_expr): Don't check extra_warnings.
19853 (emit_side_effect_warnings): The caller is responsible to check
19856 2007-02-11 Roger Sayle <roger@eyesopen.com>
19857 Matt Thomas <matt@3am-software.com>
19859 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19861 2007-02-11 Roger Sayle <roger@eyesopen.com>
19863 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19864 comparisons of POPCOUNT against zero.
19865 (simplify_const_relational_operation): Likewise.
19867 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19869 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19871 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19873 * dwarf2out.c (root_type): Delete unused function.
19875 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19877 * genattrtab.c (contained_in_p): Delete unused function.
19878 (write_expr_attr_cache): Likewise.
19880 2007-02-11 Jan Hubicka <jh@suse.cz>
19882 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19885 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19887 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19888 to add the REG_EQ* note.
19889 * see.c (see_merge_one_use_extension): Likewise.
19890 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19891 turn REG_EQUAL notes into REG_EQUIV notes if the target
19892 register may have more than one set.
19893 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19894 * gcse.c (try_replace_reg): Likewise.
19895 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19896 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19897 more than one REG_EQUIV note.
19898 * reload1.c (gen_reload): Use set_unique_reg_note.
19900 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19902 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19903 (ix86_builtin_conversion): New function.
19905 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19908 * tree.h (DECL_REPLACEABLE_P): New macro.
19909 * except.c (set_nothrow_function_flags): Likewise.
19911 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19912 Ira Rosen <irar@il.ibm.com>
19913 Dorit Nuzman <dorit@il.ibm.com>
19915 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19916 * targhooks.c (default_builtin_vectorized_conversion): New.
19917 * targhooks.h (default_builtin_vectorized_function): New declaration.
19918 * target.h (struct vectorize): Add builtin_conversion field.
19919 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19920 stmt_vec_info_type value.
19921 (vectorizable_conversion): New declaration.
19922 * tree-vect-analyze.c (vect_analyze_operations): Add
19923 vectorizable_conversion call.
19924 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19925 * tree-vect-transform.c (vectorizable_conversion): New function.
19926 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19927 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19929 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19930 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19931 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19932 or ALTIVEC_BUILTIN_VCFSX.
19934 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19937 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19938 CONST_DOUBLE and operand 0 is a hard register.
19939 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19940 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19941 is a hard floating-point register.
19943 2007-02-10 Richard Henderson <rth@redhat.com>
19944 Jakub Jelinek <jakub@redhat.com>
19945 Alexandre Oliva <aoliva@redhat.com>
19947 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19948 * builtin-types.def (BT_WORD): Make unsigned.
19949 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19950 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19951 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19952 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19953 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19954 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19956 * expr.c (emutls_var_address): New.
19957 (expand_expr_real_1): Expand emulated tls.
19958 (expand_expr_addr_expr_1): Likewise.
19959 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19960 * output.h (emutls_finish): Declare.
19961 * toplev.c (compile_file): Call it.
19962 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19963 address before wrapping in CONST.
19964 * varasm.c (emutls_htab, emutls_object_type): New.
19965 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19966 (get_emutls_object_name, get_emutls_object_type): New.
19967 (get_emutls_init_templ_addr, emutls_decl): New.
19968 (emutls_common_1, emutls_finish): New.
19969 (assemble_variable): When emulating tls, swap decls; generate
19970 constructor for the emutls objects.
19971 (do_assemble_alias): When emulating tls, swap decl and target name.
19972 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19974 * varpool.c (decide_is_variable_needed): Look at force_output.
19975 Recurse for emulated tls.
19976 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19977 with decide_is_variable_needed.
19978 * emutls.c: New file.
19979 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19980 tls_object for real tls.
19982 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19984 PR rtl-optimization/29599
19985 * reload1.c (eliminate_regs_in_insn): Take the destination
19986 mode into account when computing the offset.
19988 2007-02-09 Stuart Hastings <stuart@apple.com>
19989 Richard Henderson <rth@redhat.com>
19991 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19992 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19993 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19994 fixuns_truncdfhi2): New.
19995 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19996 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19997 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19998 (floatunssidf2): Allow nonimmediate source.
19999 * config/i386/sse.md (movdi_to_sse): New.
20000 (vec_concatv2di): Drop '*'.
20001 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20002 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20003 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20005 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20006 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20007 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20008 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20009 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20010 ix86_build_const_vector.
20011 (x86_emit_floatuns): Rewrite.
20013 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20015 * genautomata.c (longest_path_length): Delete unused function.
20016 (struct state): Delete unused longest_path_length.
20017 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20018 (get_free_state): Delete unused.
20020 2007-02-09 Jan Hubicka <jh@suse.cz>
20022 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20023 * doc/invoke.texi (inline-unit-growth): Update default value.
20025 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20026 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20027 (rebuild_cgraph_edges): Likewise.
20028 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20029 (dump_cgraph_node): Dump frequencies.
20030 (cgraph_clone_edge): Add frequency scales.
20031 (cgraph_clone_node): Add freuqnecy.
20032 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20033 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20034 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20035 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20036 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20037 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20038 (save_inline_function_body): Likewise.
20039 * ipa-inline.c: inluce rtl.h
20040 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20041 (cgraph_edge_badness): Use frequencies.
20042 (cgraph_decide_recursive_inlining): Update clonning.
20043 (cgraph_decide_inlining_of_small_function): Dump frequency.
20044 * predict.c (estimate_bb_frequencies): Export.
20045 * predict.h (estimate_bb_frequencies): Declare.
20046 * tree-inline.c (copy_bb): Watch overflows.
20047 (expand_call_inline): Update call of cgraph_create_edge.
20048 (optimize_inline_calls): Use TODO flags to update frequnecies.
20049 * passes.h: Include predict.h
20050 (init_optimization_passes): Move profile ahead.
20051 (execute_function_todo): Handle TODO_rebuild_frequencies.
20053 2007-02-09 Roger Sayle <roger@eyesopen.com>
20055 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20056 the insbl or inswl pattern into a register.
20058 2007-02-09 Roger Sayle <roger@eyesopen.com>
20060 * config/ia64/ia64.md (bswapdi2): New define_insn.
20062 2007-02-09 Richard Henderson <rth@redhat.com>
20064 * config/i386/constraints.md (Ym): New constraint.
20065 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20066 (movdi_1_rex64): Split sse and xmm general register moves from
20067 memory move alternatives. Use conditional register constraints.
20068 (movsf_1, movdf_integer): Likewise.
20069 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20070 (movdf_integer_rex64): New.
20071 (pushsf_rex64): Fix output constraints.
20072 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20073 (sse2_stored): Likewise.
20074 (sse2_storeq_rex64): New.
20075 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20076 amd and not generic.
20077 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20078 for optimize_size. Remove SF/DFmode hack.
20080 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20082 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20085 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20086 Richard Sandiford <richard@codesourcery.com>
20088 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20089 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20090 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20091 m68k/t-mlib to tmake_file.
20092 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20093 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20094 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20095 Allow it to be cf or m68k. Set m68k_arch_family. If that
20096 variable is not empty, add t-$m68k_arch_family to tmake_file.
20097 Add t-mlibs to tmake_file.
20098 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20099 * config/m68k/t-cf: New file.
20100 * config/m68k/t-m68k: Likewise.
20101 * config/m68k/t-mlibs: Likewise.
20102 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20103 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20104 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20105 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20106 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20108 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20109 (INSTALL_LIBGCC): Delete.
20110 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20111 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20112 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20113 (M68K_MLIB_CPU): Define.
20114 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20115 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20116 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20118 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20119 Richard Guenther <rguenther@suse.de>
20121 PR middle-end/23361
20122 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20123 against INT_MIN/INT_MAX.
20124 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20125 file if a loop is removed.
20127 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20129 * calls.c (store_one_arg): Pass correct alignment to
20130 emit_push_insn for non-BLKmode values.
20131 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20132 unaligned stack slot via a suitably aligned slot.
20134 2007-02-08 DJ Delorie <dj@redhat.com>
20136 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20138 (legal_subregs): Use unsigned char, make const.
20139 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20141 2007-02-08 Paul Brook <paul@codesourcery.com>
20143 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20144 special interworking needed.
20146 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20148 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20149 conditional to __SSE2__.
20150 (Entries below should have been added to first ChangeLog
20151 entry for amdfam10 dated 2007-02-05)
20152 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20154 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20156 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20159 2007-02-08 DJ Delorie <dj@redhat.com>
20161 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20162 * config/m32c/m32c.c (legal_subregs): New.
20163 (m32c_illegal_subreg_p): New.
20164 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20165 unsupported subregs of hard regs.
20167 2007-02-08 Jan Hubicka <jh@suse.cz>
20169 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20170 the same one; always update histograms.
20172 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20174 * passes.c (init_optimization_passes): Tidy comment.
20176 2007-02-08 Roger Sayle <roger@eyesopen.com>
20178 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20179 strip zero_extend, bswap and rotates from POCOUNT's argument.
20180 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20181 zero_extend and rotates from PARITY's argument.
20182 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20183 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20184 of an integer constant at compile-time.
20186 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20189 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20191 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20194 * tree-ssa-live.c (remove_unused_locals): Do not remove
20195 TREE_ADDRESSABLE variables.
20196 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20197 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20198 FOR_CLOBBER. Update all users.
20199 If VAR has an associated alias set, add a virtual operand for
20200 it if no alias is found to conflict with the memory reference.
20202 2007-02-07 Jan Hubicka <jh@suse.cz>
20203 Robert Kidd <rkidd@crhc.uiuc.edu>
20205 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20207 2007-02-07 Ian Lance Taylor <iant@google.com>
20209 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20211 2007-02-07 Roger Sayle <roger@eyesopen.com>
20213 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20214 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20215 tablejumpdi, movsi_to_cr_one): Remove constraints from
20216 define_expand's match_operands.
20218 2007-02-07 Roger Sayle <roger@eyesopen.com>
20220 * global.c (compute_regsets): Move declatation of "i" inside of
20221 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20223 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20226 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20227 of INDIRECT_REF <RESULT_DECL>.
20229 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20231 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20232 Kaz Kojima <kkojima@gcc.gnu.org>
20235 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20237 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20239 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20241 * doc/loop.texi: Document possibility not to perform disambiguation
20242 of loops with multiple latches.
20243 * cfgloopmanip.c (alp_enum_p): Removed.
20244 (add_loop): Handle subloops. Use get_loop_body_with_size.
20245 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20246 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20247 the new forwarder block.
20248 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20249 Handle the case latch is NULL.
20250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20251 modifications when marking loop exits.
20252 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20254 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20255 disambiguate_loops_with_multiple_latches.
20256 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20257 before fix_loop_structure.
20258 * cfgloop.c: Include pointer-set.h and output.h.
20259 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20260 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20261 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20262 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20263 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20264 disambiguate_multiple_latches, get_loop_body_with_size,
20265 disambiguate_loops_with_multiple_latches): New functions.
20266 (flow_loop_dump): Dump multiple latch edges.
20267 (flow_loop_nodes_find): Handle loops with multiple latches.
20268 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20269 (glb_enum_p): Modified.
20270 (get_loop_body): Use get_loop_body_with_size.
20271 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20272 (AVOID_CFG_MODIFICATIONS): New constant.
20273 (disambiguate_loops_with_multiple_latches, add_loop,
20274 get_loop_body_with_size): Declare.
20275 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20277 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20279 PR inline-asm/28686
20280 * global.c (compute_regsets): New function.
20281 (global_alloc): Refactored ELIMINABLE_REGSET
20282 and NO_GLOBAL_ALLOC_REGS computation out.
20283 (rest_of_handle_global_alloc): Call compute_regsets()
20284 for non-optimizing case.
20286 2007-02-06 Richard Henderson <rth@redhat.com>
20288 * config/i386/constraints.md (Y2): Rename from Y.
20289 (Yi): New constraint.
20290 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20291 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20292 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20293 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20294 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20295 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20296 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20297 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20298 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20299 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20300 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20301 vec_extractv2si_1): Change Y constraints to Y2.
20302 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20303 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20304 Change Y constraints to Y2.
20305 (sse2_loadld): Change Y constraints to x.
20307 2007-02-06 Roger Sayle <roger@eyesopen.com>
20309 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20310 (parity<mode>2): New define_expand using rs6000_emit_parity.
20311 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20312 rs6000_emit_parity): New functions.
20313 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20314 rs6000_emit_parity): Prototype here.
20316 2007-02-06 Ian Lance Taylor <iant@google.com>
20318 * lower-subreg.c (simple_move_operand): Reject CONST.
20319 (resolve_clobber): Call validate_change rather than directly
20320 assigning to XEXP (pat, 0).
20322 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20324 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20325 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20326 (tree-cfg.o): Remove hashtab.h dependency.
20328 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20329 (struct ivopts_data): Change niters to pointer_map_t.
20330 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20331 (niter_for_exit): Create pointer_map on demand. Change for
20333 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20334 (free_loop_data): Destroy data->niters if created and reset field.
20335 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20336 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20338 * tree-ssa-reassoc.c: Include pointer-set.h.
20339 (bb_rank): Change to long *.
20340 (operand_rank): Change to pointer_map_t.
20341 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20342 (insert_operand_rank): Accept long.
20343 (operand_entry_hash, operand_entry_eq): Remove.
20344 (get_rank): Return long. Adjust for changes above.
20345 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20347 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20349 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20350 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20351 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20353 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20354 directly since it cannot be NULL.
20355 (get_vi_for_tree): Rewrite for pointer_map API.
20356 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20357 (init_alias_vars): Create vi_for_tree as pointer_map.
20358 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20360 * tree-cfg.c: Don't include hashtab.h.
20361 (edge_to_cases): Declare as pointer_map.
20362 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20364 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20365 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20366 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20368 (record_switch_edge): Delete.
20369 (get_cases_for_edge): Adjust for pointer_map API, inline
20370 record_switch_edge (rewritten for new API), remove goto.
20372 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20374 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20375 * tree-nested.c: Include pointer-set.h.
20376 (var_map_elt, var_map_eq, var_map_hash): Delete.
20377 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20378 to pointer_map_t's.
20379 (nesting_info_bitmap_obstack): New.
20380 (lookup_field_for_decl): Adjust for pointer_map API.
20381 (lookup_tramp_for_decl): Adjust for pointer_map API.
20382 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20383 (get_local_debug_decl): Adjust for pointer_map API.
20384 (convert_nl_goto_reference): Adjust for pointer_map API.
20385 (convert_nl_goto_receiver): Adjust for pointer_map API.
20386 (create_nesting_tree): Create outside GGC space. Create bitmap on
20387 the new obstack. Create field_map and var_map as pointer_maps.
20388 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20390 (lower_nested_functions): Move root here, no need to NULL it.
20391 Initialize and release the obstack.
20393 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20395 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20396 Remove prototypes and make them non-static.
20397 (struct tree_int_map): Remove.
20398 * tree.h (struct tree_int_map): Move here, turning TO into an
20400 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20402 * tree.h (TREE_COMPLEXITY): Remove.
20403 (struct tree_exp): Remove complexity field.
20404 * tree.c (build1_stat): Don't set it.
20406 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20407 Victor Kaplansky <victork@il.ibm.com>
20409 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20410 (vect_is_simple_reduction): Support reduction with induction as
20411 one of the operands.
20412 (vect_is_simple_iv_evolution): Fix formatting.
20413 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20414 formatting. Don't mark induction phis for vectorization.
20415 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20416 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20417 (vect_get_vec_def_for_operand): Support induction.
20418 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20420 (vectorizable_reduction): Support reduction with induction as one of
20422 (vectorizable_type_demotion): Use def-type of stmt argument rather
20423 than dummy def-type.
20425 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20426 flag_tree_scev_cprop.
20427 * common.opt (tree-scev-cprop): New flag.
20429 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20430 call to vect_get_new_vect_var.
20432 2007-02-06 Ira Rosen <irar@il.ibm.com>
20434 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20435 vectype is not NULL.
20436 (vect_pattern_recog_1): Likewise.
20438 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20440 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20441 (fold_negate_expr): Likewise.
20443 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20446 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20447 even if cv-qualification is the same.
20449 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20451 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20452 __enable_execute_stack on completion.
20454 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20456 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20457 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20458 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20459 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20460 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20461 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20462 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20463 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20467 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20468 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20469 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20470 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20471 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20472 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20473 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20474 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20475 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20476 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20477 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20478 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20479 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20480 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20481 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20482 sqrtextenddfxf2_i387): Added amdfam10_decode.
20484 * config/i386/athlon.md (athlon_idirect_amdfam10,
20485 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20486 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20487 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20488 athlon_ivector_store_amdfam10): New define_insn_reservation.
20489 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20492 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20494 * config/i386/athlon.md (athlon_call_amdfam10,
20495 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20496 define_insn_reservation.
20497 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20498 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20499 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20503 * config/i386/athlon.md (athlon_sseld_amdfam10,
20504 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20505 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20509 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20510 define_insn_reservation.
20511 * config/i386/i386.md (sseins): Added sseins to define_attr type
20512 and define_attr unit.
20513 * config/i386/sse.md: Set type attribute to sseins for insertq
20516 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20518 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20519 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20520 ssecomi_load_amdfam10, ssecomi_amdfam10,
20521 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20522 define_insn_reservation.
20523 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20525 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20527 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20528 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20529 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20530 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20531 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20532 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20533 define_insn_reservation.
20535 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20536 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20537 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20538 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20539 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20541 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20543 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20544 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20545 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20546 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20547 athlon_ssemul_load_k8): Added amdfam10.
20549 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20551 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20552 (x86_sse_unaligned_move_optimal): New variable.
20554 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20556 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20557 for unaligned vector SSE double/single precision loads for AMDFAM10.
20559 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20561 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20562 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20563 Define TARGET_CPU_DEFAULT_amdfam10.
20564 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20565 (processor_type): Add PROCESSOR_AMDFAM10.
20567 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20568 processor_type in config/i386/i386.h.
20569 Enable imul peepholes for TARGET_AMDFAM10.
20571 * config.gcc: Add support for --with-cpu option for amdfam10.
20573 * config/i386/i386.c (amdfam10_cost): New variable.
20574 (m_AMDFAM10): New macro.
20575 (m_ATHLON_K8_AMDFAM10): New macro.
20576 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20577 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20578 x86_promote_QImode, x86_integer_DFmode_moves,
20579 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20580 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20581 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20582 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20583 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20584 Enable/disable for amdfam10.
20585 (override_options): Add amdfam10_cost to processor_target_table.
20586 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20587 processor_alias_table.
20588 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20589 (ix86_adjust_cost): Add code for amdfam10.
20591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20593 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20594 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20595 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20596 * config/i386/i386.h: Add builtin definition for SSE4A.
20597 * config/i386/i386.md: Add support for ABM instructions
20598 (popcnt and lzcnt).
20599 * config/i386/sse.md: Add support for SSE4A instructions
20600 (movntss, movntsd, extrq, insertq).
20601 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20602 Add -march=amdfam10 flag.
20603 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20604 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20606 * doc/extend.texi: Add documentation for SSE4A builtins.
20608 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20610 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20612 2007-02-05 Richard Guenther <rguenther@suse.de>
20614 * tree-vectorizer.h (vectorizable_function): Add argument type
20615 argument, change return type.
20616 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20617 * tree-vect-transform.c (vectorizable_function): Handle extra
20618 argument, return vectorized function decl.
20619 (build_vectorized_function_call): Remove.
20620 (vectorizable_call): Handle calls with result and argument types
20621 differing. Handle loop vectorization factor correctly.
20622 * targhooks.c (default_builtin_vectorized_function): Adjust for
20624 * targhooks.h (default_builtin_vectorized_function): Likewise.
20625 * target.h (builtin_vectorized_function): Add argument type
20627 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20628 extra argument, allow vectorizing of lrintf.
20629 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20630 documentation of target hook.
20632 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20635 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20636 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20637 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20639 2007-02-05 Roger Sayle <roger@eyesopen.com>
20641 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20642 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20643 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20644 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20645 before canonicalizing sincos to cexpi.
20646 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20648 2007-02-05 Roger Sayle <roger@eyesopen.com>
20650 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20651 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20652 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20654 2007-02-05 Roger Sayle <roger@eyesopen.com>
20656 * mips-tfile.c (initialize_init_file): Correct endianness test.
20658 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20660 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20661 the 'y' constraint.
20663 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20665 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20666 saves in a PARALLEL before the register assignments.
20668 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20670 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20671 DWARF_FRAME_RETURN_COLUMN to be a general register.
20672 * dwarf2out.c (init_return_column_size): New function, split from...
20673 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20674 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20675 to be nongeneral registers.
20676 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20678 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20679 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20681 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20683 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20685 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20687 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20688 (remove_path): Use can_remove_branch_p and remove_branch instead
20689 of loop_delete_branch_edge.
20690 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20691 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20692 Update profile using scale_dominated_blocks_in_loop.
20693 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20694 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20695 (can_remove_branch_p, remove_branch): Declare.
20696 * tree-cfg.c (tree_can_remove_branch_p): New function.
20697 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20698 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20699 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20701 2007-02-05 Jan Hubicka <jh@suse.cz>
20703 PR middle-end/30696
20704 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20705 nodes in cgraph, don't remove offline copy of the function.
20707 2007-02-04 Jan Hubicka <jh@suse.cz>
20709 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20710 vectors might cause maybe_lookup_element_for_expr to be called
20711 on non-sra-candidate.
20713 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20715 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20716 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20717 spelling conventions.
20719 2007-02-04 Richard Guenther <rguenther@suse.de>
20721 PR middle-end/30636
20722 * fold-const.c (try_move_mult_to_index): Make sure to not
20723 overflow one dimension of a multi-dimensional array access.
20725 2007-02-04 Jan Hubicka <jh@suse.cz>
20727 * passes.c (init_optimization_passes): Reindent.
20729 2007-02-04 Jan Hubicka <jh@suse.cz>
20730 Eric Botcazou <ebotcazou@adacore.com>
20732 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20733 (execute_fixup_cfg): Break out the abnormal goto code.
20734 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20735 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20736 (optimize_inline_calls): Call make_nonlocal_label_edges.
20738 2007-02-04 Jan Hubicka <jh@suse.cz>
20740 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20741 true when something was changed.
20742 (rename_ssa_copies): When something was changed, do
20743 TODO_remove_unused_locals.
20744 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20745 add TODO_remove_unused_locals when instruction was removed.
20747 2007-02-04 Jan Hubicka <jh@suse.cz>
20749 * ipa-inline.c (try_inline): Improve debug output; work on already
20751 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20752 call try_inline for already inlined edges too when flattening;
20753 inline also functions that make callee growth but overall unit size
20756 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20758 * config/m32c/bitops.md, config/m32c/jump.md,
20759 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20760 config/m32r/m32r.h, config/m32r/m32r.md,
20761 config/m32r/predicates.md, config/m68hc11/larith.asm,
20762 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20763 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20764 config/mips/mips-protos.h, config/mips/mips.c,
20765 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20766 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20767 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20768 spelling conventions.
20770 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20771 Follow spelling conventions.
20773 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20775 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20776 warn about C++0x compatibility.
20778 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20780 * config/h8300/h8300.c, config/h8300/h8300.h,
20781 config/h8300/h8300.md: Follow spelling conventions.
20783 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20785 PR middle-end/30667
20786 * combine.c (try_combine): Do not substitute source operand
20787 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20789 2007-02-03 Jan Hubicka <jh@suse.cz>
20791 PR gcov-profile/30650
20792 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20793 do not divide by zero for never executed counters.
20794 (tree_find_values_to_profile): Fix counters.
20795 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20797 2007-02-03 Ian Lance Taylor <iant@google.com>
20799 * lower-subreg.c (simple_move_operand): New static function,
20800 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20802 (simple_move): Call simple_move_operand.
20803 (find_decomposable_subregs): Add special handling of MEMs.
20804 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20805 meaning of return value. If we see a hard register, test whether
20806 it can store a word_mode value. Change all callers.
20808 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20810 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20811 ftrapv insns and expanders.
20812 (subdi3): Change define_expand operand 1 to arith11_operand, and
20813 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20814 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20815 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20818 PR middle-end/30174
20819 * varasm.c (notice_global_symbol): Treat global objects as weak when
20820 flag_shlib is true.
20822 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20824 * emit-rtl.c (dconstpi): Delete.
20825 (dconstsqrt2): New.
20826 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20827 * real.h (dconstpi): Delete.
20828 (dconstsqrt2): New.
20829 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20830 (fold_builtin_hypot): Likewise.
20832 2007-02-03 Tom Tromey <tromey@redhat.com>
20835 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20836 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20838 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20840 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20841 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20842 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20843 config/rs6000/cell.md, config/rs6000/darwin.h,
20844 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20845 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20846 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20847 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20848 typos. Follow spelling conventions.
20849 * doc/invoke.texi: Follow spelling conventions.
20851 2007-02-03 Roger Sayle <roger@eyesopen.com>
20853 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20854 canonicalization transformations that attempt to simplify integer
20855 constant comparisons to become comparisons against zero.
20857 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20859 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20861 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20862 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20864 2007-02-02 Mike Stump <mrs@apple.com>
20866 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20867 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20868 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20869 generate a branch island.
20871 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20873 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20874 (xtensa_legitimate_address_p): New.
20875 (xtensa_legitimize_address): New.
20876 (xtensa_output_addr_const_extra): New.
20877 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20879 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20880 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20881 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20882 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20883 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20884 (xtensa_legitimize_address): New.
20885 (xtensa_output_addr_const_extra): New.
20887 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20889 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20891 2007-02-02 Ian Lance Taylor <iant@google.com>
20893 * expmed.c (expand_divmod): Add comment.
20895 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20897 * emit-rtl.c (renumber_insns): Remove.
20898 * flags.h: Remove the extern for flag_renumber_insns.
20899 * rtl.h: Remove the prototype for renumber_insns.
20900 * toplev.c (flag_renumber_insns): Remove.
20902 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20904 Revert for x86 darwin:
20905 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20907 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20908 code before the following patch under TARGET_MACHO.
20909 (ix86_function_value_regno_p): Likewise.
20911 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20913 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20916 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20919 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20920 loads to general or fp registers. Add comments.
20921 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20923 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20925 * pointer-set.c (insert_aux): Only return insertion slot.
20926 (pointer_set_insert): Adjust.
20927 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20928 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20929 pointer_map_traverse): New.
20930 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20931 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20932 pointer_map_contains, pointer_map_traverse): Declare.
20934 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20936 PR middle-end/30473
20937 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20938 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20940 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20942 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20944 (struct _dep): New type.
20945 (dep_t): New typedef.
20946 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20947 (DEP_STATUS): New access macro. The macro with the same name was
20948 renamed to DEP_LINK_STATUS.
20949 (dep_init): Declare function
20951 (struct _dep_link): New type.
20952 (dep_link_t): New typedef.
20953 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20954 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20955 (DEP_LINK_STATUS): New macro.
20956 (debug_dep_links): New debug function.
20958 (struct _deps_list): New type.
20959 (deps_list_t): New typedef.
20960 (DEPS_LIST_FIRST): New access macro.
20961 (FOR_EACH_DEP_LINK): New cycle macro.
20962 (create_deps_list, free_deps_list, delete_deps_list): Declare
20964 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20965 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20966 (copy_deps_list_change_con): Ditto.
20968 (move_dep_link): Declare function.
20970 (struct _dep_node): New type.
20971 (dep_node_t): New typedef.
20972 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20974 (struct haifa_insn_data.back_deps): New field to hold backward
20975 dependencies of the insn.
20976 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20978 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20979 Change its type to deps_list_t.
20980 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20981 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20982 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20984 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20986 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20988 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20990 (dep_cost): Declare.
20992 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20993 (ds_to_dk, dk_to_ds): New functions.
20995 (init_dep_1): New static function.
20996 (init_dep): New function.
20997 (copy_dep): New static function.
20999 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21001 (detach_dep_link): New static function.
21002 (move_dep_link): New function.
21004 (dep_links_consistent_p, dump_dep_links): New static functions.
21005 (debug_dep_links): New debugging function.
21007 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21009 (alloc_deps_list, init_deps_list): New static functions.
21010 (create_deps_list): New function.
21011 (clear_deps_list): New static function.
21012 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21013 (deps_list_consistent_p, dump_deps_list): New static functions.
21014 (debug_deps_list): New function.
21015 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21017 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21019 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21020 use new scheduler dependencies lists.
21021 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21022 (sched_analyze): Ditto. Initialize dependencies lists.
21023 (add_forw_dep, compute_forward_dependences): Update to use new
21024 scheduler dependencies lists.
21026 (init_dependency_caches): Init deps_obstack.
21027 (free_dependency_caches): Free deps_obstack.
21029 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21030 new scheduler dependencies lists.
21031 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21032 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21034 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21035 Update to use new scheduler dependencies lists.
21036 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21037 (debug_dependencies): Ditto.
21038 (schedule_region): Update comments.
21040 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21041 scheduler dependencies lists.
21042 (schedule_ebb): Update comments.
21044 * rtl.def (DEPS_LIST): Remove.
21046 * lists.c (unused_deps_list): Remove.
21047 (free_list): Update assertions.
21049 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21050 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21052 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21053 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21055 * haifa-sched.c (comments): Update.
21056 (insn_cost1): Remove. Inline the code into insn_cost ().
21057 (insn_cost): Update to use new scheduler dependencies lists. Move
21058 processing of the dependency cost to dep_cost ().
21059 (dep_cost): New function. Use it instead of insn_cost () when
21060 evaluating cost of the dependency. Use compatible interface to
21061 interact with the target.
21062 (priority): Update to use new scheduler dependencies lists.
21063 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21064 with greater number of insns that depend on the insn.
21065 (schedule_insn): Update to use new scheduler dependencies lists. Add
21066 code to free backward dependencies lists. Inline and optimize code
21067 from resolve_dep () - see PR28071.
21068 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21069 lists. Update call to targetm.sched.is_costly_dependence hook.
21071 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21072 scheduler dependencies lists.
21074 (resolve_dep): Remove. Move the logic to schedule_insn ().
21075 (init_h_i_d): Initialize dependencies lists.
21077 (process_insn_depend_be_in_spec): Rename to
21078 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21079 dependencies lists.
21080 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21081 Update to use new scheduler dependencies lists.
21082 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21084 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21085 new scheduler dependencies lists.
21086 (build_intra_loop_deps): Ditto.
21088 * target.h (struct _dep): Declare to use in
21089 gcc_target.sched.is_costly_dependence.
21090 (struct gcc_target.sched.adjust_cost): Fix typo.
21091 (struct gcc_target.sched.is_costly_dependence): Change signature to
21092 use single dep_t parameter instead of an equivalent triad.
21093 (struct gcc_target.sched.adjust_cost_2): Remove.
21095 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21097 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21099 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21101 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21103 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21104 (REG_DEP_TRUE): Document.
21106 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21107 Change signature to correspond to the targetm.sched.adjust_cost hook.
21108 Update use in TARGET_SCHED_ADJUST_COST_2.
21109 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21110 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21111 new scheduler dependencies lists.
21112 (ia64_gen_check): Ditto.
21114 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21115 scheduler dependencies lists.
21117 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21118 signature to correspond to the targetm.sched.is_costly_dependence hook.
21119 (is_costly_group): Update to use new scheduler dependencies lists.
21121 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21122 instead of INSN_COST () macro.
21124 2007-02-01 Ian Lance Taylor <iant@google.com>
21126 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21128 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21130 * pa.md (tp_load): Correct mfctl instruction syntax.
21132 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21134 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21135 altivec_padding_size calculation on AIX. Improve comment, add
21136 assert to verify that it's right.
21138 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21141 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21143 PR inline-asm/28686
21144 * global.c (global_alloc): Add mising initialization of
21147 2007-02-01 Roger Sayle <roger@eyesopen.com>
21149 * alias.c (init_alias_analysis): Correct whitespace.
21150 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21151 partition_hot_cold_basic_blocks): Likewise.
21152 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21153 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21154 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21155 fold_builtin_snprintf_chk, fold_builtin_printf,
21156 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21157 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21158 * cfgcleanup.c (cleanup_cfg): Likewise.
21159 * cfgexpand.c (tree_expand_cfg): Likewise.
21160 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21161 * function.c (get_next_funcdef_no): Likewise.
21162 * gengtype.c (main): Likewise.
21163 * genmodes.c (main): Likewise.
21164 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21165 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21166 * ifcvt.c (noce_emit_move_insn): Likewise.
21167 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21169 * stor-layout.c (get_best_mode): Likewise.
21170 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21171 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21172 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21173 perform_var_substitution, solve_graph): Likewise.
21174 * tree-vrp.c (vrp_finalize): Likewise.
21176 2007-02-01 Ian Lance Taylor <iant@google.com>
21178 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21179 high part of a paradoxical subreg, return a constant zero.
21181 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21183 * toplev.c (lang_dependent_init): Call init_set_costs.
21184 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21186 2007-02-01 Richard Guenther <rguenther@suse.de>
21188 PR middle-end/30656
21189 * fold-const.c (fold_negate_expr): Allow negating a
21190 constant if overflow does not change.
21192 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21194 * doc/c-tree.texi (Expression trees): Improve markup.
21195 * doc/tm.texi (Register Classes, Addressing Modes)
21196 (Floating Point): Fix spacing after abbreviations. Fix some
21199 2007-02-01 Ben Elliston <bje@au.ibm.com>
21201 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21202 * doc/contrib.texi: Likewise.
21203 * doc/install.texi: Likewise.
21205 2007-01-31 Richard Henderson <rth@redhat.com>
21206 Ian Lance Taylor <iant@google.com>
21208 * lower-subreg.c: New file.
21209 * rtl.def (CONCATN): Define.
21210 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21211 pass_lower_subreg2.
21212 * emit-rtl.c (update_reg_offset): New static function, broken out
21213 of gen_rtx_REG_offset.
21214 (gen_rtx_REG_offset): Call update_reg_offset.
21215 (gen_reg_rtx_offset): New function.
21216 * regclass.c: Revert patch of 2006-03-05, restoring
21218 (clear_reg_info_regno): New function.
21219 * dwarf2out.c (concatn_loc_descriptor): New static function.
21220 (loc_descriptor): Handle CONCATN.
21221 * common.opt (fsplit_wide_types): New option.
21222 * opts.c (decode_options): Set flag_split_wide_types when
21224 * timevar.def (TV_LOWER_SUBREG): Define.
21225 * rtl.h (gen_reg_rtx_offset): Declare.
21226 (reg_scan_update): Declare.
21227 * regs.h (clear_reg_info_regno): Declare.
21228 * tree-pass.h (pass_lower_subreg): Declare.
21229 (pass_lower_subreg2): Declare.
21230 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21231 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21232 -fsplit-wide-types.
21233 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21234 * Makefile.in (OBJS-common): Add lower-subreg.o.
21235 (lower-subreg.o): New target.
21237 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21239 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21241 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21244 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21246 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21248 PR middle-end/29335
21249 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21251 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21253 * cfgloop.h: Include vec-prim.h.
21254 (enum li_flags): Remove LI_ONLY_OLD.
21255 (loop_iterator): Changed.
21256 (fel_next, fel_init): Iterate over loop tree.
21257 (FOR_EACH_LOOP_BREAK): New macro.
21258 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21260 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21261 * modulo-sched.c (sms_schedule): Ditto.
21262 * tree-vectorizer.c (vectorize_loops): Ditto.
21263 * doc/loop.texi: Update information on loop numbering and behavior of
21264 FOR_EACH_LOOP wrto new loops.
21265 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21266 add_to_evolution_1): Test nestedness of loops instead of comparing
21268 * tree-chrec.c (chrec_fold_plus_poly_poly,
21269 chrec_fold_multiply_poly_poly, chrec_evaluate,
21270 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21271 reset_evolution_in_loop): Ditto.
21272 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21274 2007-01-31 Dirk Mueller <dmueller@suse.de>
21276 * c-common.c (warn_about_parentheses): Separate warning about
21277 un-parenthized sequence of comparison operators from the one
21278 which is supposed to warn about x <= y <= z.
21280 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21282 * optabs.h (enum optab_index): Add new OTI_isinf.
21283 (isinf_optab): Define corresponding macro.
21284 * optabs.c (init_optabs): Initialize isinf_optab.
21285 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21287 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21288 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21290 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21291 expand_builtin_interclass_mathfn.
21292 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21293 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21294 (fxam<mode>2_i387): New insn pattern.
21295 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21296 built-in functions as x87 inline asm.
21298 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21300 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21302 2007-01-30 Eric Christopher <echristo@apple.com>
21304 * config.gcc: Add geode.
21306 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21308 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21309 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21310 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21311 value-prof.c: Fix comment typos.
21313 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21316 * doc/invoke.texi (Wpointer-arith): Document warning.
21318 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21320 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21321 the list of discrepancies from the draft TR.
21323 2007-01-30 Dirk Mueller <dmueller@suse.de>
21326 * doc/invoke.texi (-Wreturn-type): Update description to
21327 match new behavior.
21329 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21331 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21333 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21335 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21336 to handle optabs that operate on floating point input argument and
21337 output to integer output.
21338 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21339 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21340 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21341 expand_builtin_interclass_mathfn ().
21342 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21343 (ilogbsi2): Remove.
21344 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21345 ilogbl built-in functions as x87 intrinsics.
21347 2007-01-30 Richard Guenther <rguenther@suse.de>
21349 PR middle-end/27657
21350 * dwarf2out.c (reference_to_unused): Query varpool if the
21351 variable was output.
21353 2007-01-30 Richard Guenther <rguenther@suse.de>
21355 PR middle-end/30313
21356 * passes.c (execute_one_pass): Reset in_gimple_form to not
21357 confuse non-unit-at-a-time mode.
21359 2007-01-29 Roger Sayle <roger@eyesopen.com>
21360 Richard Guenther <rguenther@suse.de>
21362 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21363 avoid undefined behaviour on overflow. Use force_fit_type_double
21364 to construct the constant with the specified TREE_OVERFLOW.
21366 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21368 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21369 * config/dfp-bit.h: Ditto.
21371 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21373 * c-decl.c (pop_scope): Replace warnings with call to
21374 warn_for_unused_label.
21375 * c-common.h (warn_for_unused_label): Declare.
21376 * c-common.c (warn_for_unused_label): Define.
21378 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21380 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21383 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21385 * Makefile.in (USER_H): Remove decfloat.h.
21386 * ginclude/decfloat.h: Delete, moving contents to ...
21387 * ginclude/float.h: Add support for decimal floating point,
21388 guarded by __STDC_WANT_DEC_FP__.
21390 2007-01-29 Mike Stump <mrs@apple.com>
21392 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21393 Analysis and Representation to resolve case insensitive conflict.
21394 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21396 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21398 * tree.h (struct tree_memory_tag): Add aliases member.
21399 (MTAG_ALIASES): New macro.
21400 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21401 (add_may_alias): Remove pointer-set. Update for may_aliases being
21403 (mark_aliases_call_clobbered): Update for may_aliases being a
21405 (compute_tag_properties): Ditto.
21406 (create_partition_for): Ditto.
21407 (compute_memory_partitions): Ditto.
21408 (dump_may_aliases_for): Ditto.
21409 (is_aliased_with): Ditto.
21410 (add_may_alias_for_new_tag): Ditto.
21411 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21412 (compute_is_aliased): New function.
21413 (compute_may_aliases): Call compute_is_aliased).
21414 (init_alias_info): Initialize alias_bitmap_obstack.
21415 (union_alias_set_into): New function.
21416 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21417 (have_common_aliases_p): Rewrite to take two bitmaps and use
21419 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21420 Update for bitmaps.
21421 (finalize_ref_all_pointers): Update for add_may_alias changes.
21422 (new_type_alias): Ditto.
21423 * tree-flow-inline.h (may_aliases): Return a bitmap.
21424 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21425 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21426 may_aliases being a bitmap.
21427 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21428 may_aliases now returns a bitmap.
21429 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21431 * tree-ssa-operands.c (add_virtual_operand): Update for
21432 may_aliases being a bitmap.
21434 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21436 PR tree-optimization/30630
21437 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21438 variable as changed.
21440 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21443 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21444 expanded only once even if an error occurs.
21446 2007-01-29 Ben Elliston <bje@au.ibm.com>
21448 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21449 (__gcov_average_profiler): Likewise.
21450 (__gcov_ior_profiler): Likewise.
21451 (__gcov_merge_ior): Likewise.
21453 2007-01-28 Jan Hubicka <jh@suse.cz>
21455 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21456 * value-prof.c (stringop_block_profile): Likewise.
21458 2007-01-28 Jan Hubicka <jh@suse.cz>
21460 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21461 Add variant handling histograms; add wrapper.
21462 (clear_storage_via_libcall): Export.
21463 (emit_block_move_hints): Break out from ...; add histograms.
21464 (emit_block_move): ... this one.
21465 (clear_storage_hints): Break out from ...; add histograms.
21466 (clear_storage): ... this one.
21467 (set_storage_via_memset): Handle histogram.
21468 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21469 (clear_storage_hints, clear_storage_via_libcall): Declare.
21470 (set_storage_via_setmem): Update prototype.
21471 * doc/md.texi (movmem, setmem): Document new arguments.
21473 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21474 Add new histograms.
21475 (stringop_block_profile): New global function.
21476 (tree_stringops_values_to_profile): Profile block size and alignment.
21477 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21479 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21480 (stringop_block_profile): Declare.
21481 * builtins.c: Include value-prof.h.
21482 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21483 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21484 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21485 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21486 * profile.c (instrument_values): Add new counters.
21487 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21489 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21490 (tree_init_edge_profiler): Build new profilers.
21491 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21492 (pass_tree_profile): Add dump.
21493 (tree_profile_hooks): Update.
21494 * Makefile.in (LIBGCOV): Add new constants.
21495 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21496 __gcov_ior_profiler): New.
21497 * i386.md (movmem/setmem expanders): Add new optional arguments.
21499 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21501 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21503 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21505 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21506 (tree_unswitch_single_loop): Pass eni_size_weights to
21507 tree_num_loop_insns.
21508 * tree-ssa-loop-manip.c: Include tree-inline.h.
21509 (can_unroll_loop_p): Pass eni_size_weights to
21510 tree_num_loop_insns.
21511 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21512 Pass eni_size_weights to estimate_num_insns.
21513 * tree.h (init_inline_once): Export.
21514 * toplev.c (backend_init): Call init_inline_once.
21515 * cgraphunit.c (cgraph_process_new_functions,
21516 cgraph_analyze_function): Pass eni_inlining_weights to
21517 estimate_num_insns.
21518 * ipa-inline.c (compute_inline_parameters): Ditto.
21519 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21520 to estimate_num_insns.
21521 (try_unroll_loop_completely): Pass eni_size_weights to
21522 tree_num_loop_insns.
21523 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21524 ot estimate_num_insns.
21525 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21526 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21527 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21528 eni_time_weights): New variables.
21529 (init_inline_once): Initialize them.
21530 (struct eni_data): Mew.
21531 (estimate_num_insns_1, estimate_num_insns): Use weights.
21532 * tree-inline.h (struct eni_weights_d): New.
21533 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21534 (estimate_num_insns): Declaration changed.
21535 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21536 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21537 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21539 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21541 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21542 relations in the conflict function is valid.
21544 2007-01-27 Ian Lance Taylor <iant@google.com>
21546 * common.opt: Add fstrict-overflow.
21547 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21548 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21549 (TYPE_OVERFLOW_UNDEFINED): Define.
21550 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21552 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21553 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21554 (fold_negate_expr): Likewise.
21555 (make_range): Likewise.
21556 (extract_muldiv_1): Likewise.
21557 (maybe_canonicalize_comparison): Likewise.
21558 (fold_comparison): Likewise.
21559 (fold_binary): Likewise.
21560 (tree_expr_nonnegative_p): Likewise.
21561 (tree_expr_nonzero_p): Likewise.
21562 * tree-vrp.c (compare_values): Likewise.
21563 (extract_range_from_binary_expr): Likewise.
21564 (extract_range_from_unary_expr): Likewise.
21565 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21567 (nowrap_type_p): Likewise.
21568 * tree-scalar-evolution.c (simple_iv): Likewise.
21569 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21570 (build_range_check): Likewise.
21571 (extract_muldiv_1): Likewise.
21572 (fold_comparison): Likewise.
21573 * tree-vrp.c (vrp_int_const_binop): Likewise.
21574 (extract_range_from_unary_expr): Likewise.
21575 * convert.c (convert_to_integer): Likewise.
21576 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21577 (fold_comparison): Likewise.
21578 (fold_binary): Likewise.
21579 * optabs.c (optab_for_tree_code): Likewise.
21580 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21581 * simplify-rtx.c (simplify_const_relational_operation): Check
21582 flag_strict_overflow and flag_trapv.
21583 (simplify_const_relational_operation): Likewise.
21584 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21585 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21588 2007-01-27 Roger Sayle <roger@eyesopen.com>
21590 * tree.c (tree_fold_gcd): Delete.
21591 * tree.h (tree_fold_gcd): Remove prototype.
21592 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21593 test whether one constant integer is a multiple of another. Instead
21594 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21595 * fold-const.c (multiple_of_p): We've determined both TOP and
21596 BOTTOM are integer constants so we can call int_const_binop directly
21597 instead of the more generic const_binop.
21599 2007-01-27 Roger Sayle <roger@eyesopen.com>
21601 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21602 1*X check that the constant hasn't overflowed, to preserve the
21604 (round_up): Provide an efficient implementation when rouding-up an
21605 INTEGER_CST to a power-of-two.
21607 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21609 * doc/sourcebuild.texi: Add comma for clarity.
21610 * doc/extend.texi: Fix some typos.
21611 * doc/passes.texi: Likewise.
21612 * doc/cppinternals.texi: Likewise.
21613 * doc/c-tree.texi: Likewise.
21614 * doc/tree-ssa.texi: Likewise.
21615 * doc/install.texi: Likewise.
21617 2007-01-27 Jan Hubicka <jh@suse.cz>
21619 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21620 (pass_sra): Do not require alias information.
21621 * passes.c (init_optimization_passes): Add SRA
21623 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21625 * tracer.c (rest_of_handle_tracer): We already cleaned
21626 up the CFG in tracer() so don't do it here again.
21627 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21628 cleanup_cfg here, either. And don't call renumber_insns.
21630 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21631 and BB_HEAD are in the insn stream here. Instead make sure
21632 that BB_INSN is valid on all insns. Also, do check here that
21633 there are no pending branch predictions...
21634 (rtl_verify_flow_info): ...instead of doing it here. Checks
21635 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21638 2007-01-26 Roger Sayle <roger@eyesopen.com>
21640 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21641 function to simplify/factorize operand order canonicalization.
21642 (ix86_fixup_binary_operands): Reorganize using the above function.
21643 (ix86_binary_operator_ok): Likewise.
21645 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21647 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21648 file scope from optimize_attrs.
21649 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21651 (optimize_attrs): Clear insn_code_values after freeing it.
21653 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21655 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21656 a parts.base assignment.
21658 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21660 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21661 (compute_subscript_distance, initialize_data_dependence_relation,
21662 finalize_ddr_dependent, analyze_ziv_subscript,
21663 analyze_siv_subscript_cst_affine,
21664 compute_overlap_steps_for_affine_univar,
21665 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21666 analyze_siv_subscript, analyze_miv_subscript,
21667 analyze_overlapping_iterations, subscript_dependence_tester_1,
21668 compute_self_dependence, free_dependence_relation): Work
21669 with affine_fn instead of chrecs.
21670 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21671 common_affine_function, affine_function_base,
21672 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21673 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21674 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21675 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21676 (all_chrecs_equal_p): Removed.
21677 * tree-data-ref.h (affine_fn, conflict_function): New types.
21678 (struct subscript): Change type of conflicting_iterations_in_a
21679 and conflicting_iterations_in_b.
21681 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21684 * config/pa/pa.h (TARGET_HPUX_11): New.
21685 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21686 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21688 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21689 Richard Guenther <rguenther@suse.de>
21691 * tree-ssa-structalias.c (solve_graph): Handle case
21692 we merged the variable to another.
21694 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21696 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21699 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21700 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21702 2007-01-25 DJ Delorie <dj@redhat.com>
21704 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21705 allow changes to modes which don't fit in those registers.
21707 * reload1.c (choose_reload_regs): Check for invalid subregs before
21708 computing their locations, not after.
21710 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21713 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21714 save Altivec registers in an eh_return function.
21715 (compute_vrsave_mask): Likewise.
21716 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21717 for saving Altivec registers.
21718 (rs6000_emit_prologue): Don't allocate stack twice in
21719 eh_return function. Correct expected value of altivec_save_offset
21720 when using save_world. Describe save of R0 to stack when using
21721 save_world. Describe stack pointer adjustment when using
21722 save_world. Remove duplicated eh_return parameter register saving.
21723 Update sp_offset variable after save_world.
21724 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21726 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21727 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21730 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21732 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21734 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21737 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21738 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21740 2007-01-25 Richard Guenther <rguenther@suse.de>
21742 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21743 * common.opt (-Wcoverage-mismatch): New warning option.
21744 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21745 if -Wcoverage-mismatch is given.
21747 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21749 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21750 (ipcp_driver): Change to static definition.
21751 Add dumping of the ifunctions.
21752 (constant_val_insert): Remove unused parameter. Support for SSA.
21753 (ipcp_propagate_const): Support for SSA.
21754 (ipcp_profile_bb_print): Print only analyzed nodes.
21755 (ipcp_replace_map_create): Remove support for Fortran constant
21757 * ipa-prop.c (ipa_method_modify_stmt,
21758 ipa_callsite_compute_param): Support for SSA.
21759 * ipa-prop.h (ipcp_driver): Remove declaration.
21760 (IS_VALID_TREE_MAP_INDEX): Add define.
21762 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21764 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21766 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21768 PR middle-end/30447
21769 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21770 constant argument to cabs and do it without checking for
21771 -funsafe-math-optimizations.
21773 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21775 * c-common.h (RID_FIRST_CXX0X): New.
21776 (RID_LAST_CXX0X): New.
21777 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21779 * c.opt (Wc++0x-compat): New.
21780 * doc/invoke.texi (-Wc++0x-compat): Document.
21782 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21784 * builtins.c (fold_builtin_carg): New.
21785 (fold_builtin_1): Use it.
21787 2007-01-24 Jan Hubicka <jh@suse.cz>
21789 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21791 * ipa-inline.c (initial_insns, max_insns): Delete.
21792 (compute_max_insns): New function.
21793 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21794 amount of insns as base for code growth.
21795 (cgraph_decide_inlining): Make initial_insns local; do not compute
21797 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21798 * doc/invoke.texi (inline-unit-growth): Update docs.
21800 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21802 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21803 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21804 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21805 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21806 for CPUs that have PTA_CX16 set.
21808 PR middle-end/27416
21809 * gimplify.c (omp_check_private): New function.
21810 (gimplify_scan_omp_clauses): Use it for
21811 firstprivate/lastprivate/reduction.
21813 PR middle-end/30494
21814 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21815 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21817 PR middle-end/30421
21818 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21819 If lower_lastprivate_clauses emits some statements, append them
21820 to dlist rather than body_p and to body_p append an initializer.
21821 (lower_omp_for): Adjust caller.
21823 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21825 * target.h (globalize_decl_name): New.
21826 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21827 * output.h (default_globalize_decl_name): New.
21828 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21830 (globalize_decl): Ditto.
21831 (default_globalize_decl_name): New.
21832 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21833 (ia64_handle_version_id_attribute): New.
21834 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21835 (ia64_asm_output_external): Use globalize_decl_name instead
21836 of globalize_label.
21837 * doc/extend.texi (version_id): New pragma.
21838 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21840 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21842 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21843 _uleb128_t and _Unwind_SWord with _sleb128_t.
21844 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21845 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21847 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21848 * unwind-pe.h (read_uleb128, read_sleb128,
21849 read_encoded_value_with_base): Likewise.
21850 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21852 2007-01-24 Richard Guenther <rguenther@suse.de>
21854 * builtins.c (expand_builtin_cexpi): Get the fndecl
21855 for cexp in the correct way.
21857 2007-01-24 Jan Hubicka <jh@suse.cz>
21859 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21862 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21864 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21865 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21866 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21867 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21868 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21869 __SIZEOF_PTRDIFF_T__.
21870 * doc/cpp.texi: Documentation for the new builtin macros added.
21872 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21874 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21875 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21876 instead of operands[2] to avoid access past the end of array.
21878 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21880 * reload1.c (emit_reload_insns): Pass the reload register
21881 for a non-spill output reload through forget_old_reloads_1.
21883 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21885 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21886 _SOFT_DOUBLE if doubles use software floating-point.
21887 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21888 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21889 * config/rs6000/darwin-ldouble.c: Also compile functions for
21890 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21891 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21892 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21893 commented-out long double override.
21894 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21895 * config/rs6000/eabispe.h: Likewise.
21896 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21897 long double for non-SPE.
21898 (rs6000_handle_option): Likewise.
21899 (invalid_e500_subreg): Disallow more subregs involding DImode,
21900 DFmode, TImode or TFmode.
21901 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21903 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21905 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21906 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21908 (rs6000_legitimate_address): Also check for TFmode for E500
21910 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21911 (spe_build_register_parallel): Handle TFmode and TCmode.
21912 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21914 (function_arg): Handle TFmode and TCmode for E500 double.
21915 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21917 (print_operand): Handle TFmode and TImode for %y.
21918 (rs6000_generate_compare): Handle TFmode comparisons for E500
21920 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21921 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21922 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21923 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21924 TFmode for E500 double.
21925 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21926 (floatsidf2): Enable for E500 double.
21927 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21928 (extenddftf2): Change to extenddftf2_fprs.
21929 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21930 depending on TARGET_E500_DOUBLE.
21931 (extendsftf2): Enable for E500 double.
21932 (trunctfdf2): Enable for E500 double.
21933 (trunctfsf2): Change to trunctfsf2_fprs.
21934 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21935 depending on TARGET_E500_DOUBLE.
21936 (floatsitf2): Enable for E500 double.
21937 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21938 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21939 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21940 (negtf2): Change to negtf2_internal.
21941 (negtf2): New expander.
21942 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21943 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21944 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21945 (movdi_internal32): Use rs6000_nonimmediate_operand.
21946 (unnamed splitter): Likewise.
21947 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21948 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21949 (SPE64TF, DITI): New mode macros.
21950 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21953 (frob_<mode>_di_2): New.
21954 (frob_tf_di_8_2): New.
21955 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21957 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21959 (frob_ti_<mode>_8_2): New.
21960 (frob_ti_tf_2): New.
21961 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21962 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21964 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21965 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21966 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21967 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21968 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21969 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21972 2007-01-23 Ian Lance Taylor <iant@google.com>
21974 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21976 (OBJS-archive): Reformat, alphabetize.
21977 (OBJS): Change out_object_file to OBJS-md.
21979 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21981 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21982 JUMP_P and CALL_P predicates where applicable.
21983 * config/i386/i386.c: Ditto.
21984 * config/i386/i386.md: Ditto.
21985 * config/i386/mmx.md: Ditto.
21986 * config/i386/predicates.md: Ditto.
21988 2007-01-22 Andreas Schwab <schwab@suse.de>
21990 * config/m68k/m68k.h: Fix comment.
21992 2007-01-22 Jan Hubicka <jh@suse.cz>
21994 * passes.c (init_optimization_passes): Do not rerun
21995 pass_early_warn_uninitialized.
21997 2007-01-22 Richard Guenther <rguenther@suse.de>
21999 PR tree-optimization/30038
22000 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22002 (execute_cse_sincos_1): Likewise.
22003 (execute_cse_sincos): Likewise.
22004 (gate_cse_sincos): Likewise.
22005 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22006 the cexpi() canonicalization of sincos().
22007 * tree-pass.h (pass_cse_sincos): Declare.
22008 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22010 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22012 PR rtl-optimization/29329
22013 * combine.c (replaced_rhs_insn): Rename to i2mod.
22014 (replaced_rhs_value): Rename to i2mod_new_rhs.
22015 (i2mod_old_rhs): New global variable.
22016 (combine_instructions): Adjust for above change. Save a copy of
22017 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22018 note are substituted in the second instruction.
22019 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22020 ditch the note if it pertains to the second eliminated register
22021 and this register is mentioned in i2mod_old_rhs.
22024 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22026 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22027 the insn to which the note was originally attached.
22029 2007-01-21 Jan Hubicka <jh@suse.cz>
22031 * ipa-inline.c (inlining_mode): Comment, move up.
22032 (cgraph_decide_inlining_incrementally): Do not perform inlining
22033 itself; fix handling of flattening of self recursive functions.
22034 (cgraph_find_cycles): Remove.
22035 (cgraph_flatten_node): Remove.
22036 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22037 (try_inline): New function.
22038 (cgraph_early_inlining): Update call of
22039 cgraph_decide_inlining_incrementally. Apply inlining here.
22040 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22042 2007-01-21 Dirk Mueller <dmueller@suse.de>
22045 * tree-vrp.c (check_array_bounds): do not warn
22046 about ADDR_EXPR's of ARRAY_REF's which are immediately
22047 used in binary expressions.
22049 2007-01-21 Ira Rosen <irar@il.ibm.com>
22051 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22052 read_write_dep and macros for its access.
22053 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22054 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22055 argument, call vect_check_interleaving for every independent pair of
22056 data-refs. Mark loads that access the same memory location as a store
22058 (vect_check_dependences): Remove.
22059 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22060 call, fix the call to vect_analyze_data_ref_dependence.
22061 (vect_analyze_data_ref_access): For statements that access the same
22062 data-ref, check that they are not stores; for loads, check that there
22063 is no store that access the same location.
22065 2007-01-20 Roger Sayle <roger@eyesopen.com>
22066 Joseph Myers <joseph@codesourcery.com>
22068 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22069 (-fdump-rtl-stack): Likewise.
22070 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22071 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22072 (-mpt-fixed): Use @minus{} for minus sign.
22073 (Using Precompiled Headers): Fix under/overfull hbox.
22075 2007-01-20 Jan Hubicka <jh@suse.cz>
22077 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22078 place within annotation.
22080 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22082 * pa.c (output_move_double): Change array size of xoperands to 4.
22084 2007-01-20 Jan Hubicka <jh@suse.cz>
22086 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22089 2007-01-19 Ian Lance Taylor <iant@google.com>
22091 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22092 constant to unsigned HOST_WIDE_INT before negating.
22094 2007-01-19 Ian Lance Taylor <iant@google.com>
22096 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22098 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22099 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22100 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22101 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22102 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22103 (realloc_vdef, realloc_vuse): Change second parameter to
22105 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22106 fields to unsigned.
22107 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22108 unsigned. Change x and lim locals to unsigned.
22109 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22111 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22112 (copy_virtual_operands): Change i and n locals to unsigned.
22114 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22116 PR middle-end/29335
22117 * builtins.c (fold_builtin_1): Handle builtin fdim.
22119 2007-01-20 Jan Hubicka <jh@suse.cz>
22121 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22122 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22123 init_alias_heapvars.
22124 (init_alias_heapvars): Initialize only when not already initialized.
22125 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22127 2007-01-19 Roger Sayle <roger@eyesopen.com>
22129 * common.opt (fsigned-zeros): New command line option.
22130 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22131 of flag_unsafe_math_optimizations.
22132 * opts.c (set_fast_math_flags): The -ffast-math command line option
22133 implies -fno-signed-zeros.
22134 (fast_math_flags_set_p): Likewise.
22136 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22137 the documentation of -ffast-math appropriately. Wrap long lines.
22139 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22141 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22142 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22144 2007-01-19 Tomas Bily <tbily@suse.cz>
22146 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22148 (tree_init_ic_make_global_vars): New function
22149 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22150 (tree_gen_ic_profiler): New function
22151 (tree_gen_ic_func_profiler): New function
22152 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22153 (tree_profile_hooks): Added hook for indirec/virtual calls
22154 * value-prof.c (tree_find_values_to_profile): New case for
22156 (tree_values_to_profile): Call for determining indirect/virtual
22158 (tree_indirect_call_to_profile): New function
22159 (tree_ic_transform): New function
22160 (tree_ic): New function
22161 (find_func_by_pid): New function
22162 (init_pid_map): New function
22163 (tree_value_profile_transformations): Added check for
22164 indirect/virtual call transformation
22165 * value-prof.h (enum hist_type): New counter type for
22166 indirect/virtual calls
22167 (profile_hooks): Added new hook for profiling indirect/virtual
22169 * profile.c (instrument_values): New case for indirect/virtual
22171 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22172 (GCOV_COUNTER_V_INDIR): New counter type
22173 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22174 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22176 * cgraph.c: Definition of cgraph_max_pid
22177 (cgraph_create_node): Default init of pid attribute
22178 * cgraph.h: Declaration of cgraph_max_pid
22179 (struct cgraph_node): Added pid attribute
22180 * libgcov.c (__gcov_indirect_call_profiler): New function
22181 (__gcov_one_value_profiler_body): New function
22182 (__gcov_one_value_profiler): Body was moved to
22183 __gcov_one_value_profiler_body and calls it
22185 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22187 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22188 * gengtype.c (write_types_data, write_func_for_structure,
22189 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22190 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22191 (walk_type, write_func_for_structure): Generate the mark_hook if
22194 2007-01-19 Jan Hubicka <jh@suse.cz>
22196 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22197 'early' argument take inlining mode argument specifying whether to
22198 inline for size/speeed or all functions; add support for flattening;
22200 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22202 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22205 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22206 the name of the declared identifier.
22208 2007-01-19 Dirk Mueller <dmueller@suse.de>
22210 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22211 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22212 duplicate evaluation.
22214 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22216 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22217 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22218 to XFMode, use acosxf2 and truncate result to requested mode.
22219 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22220 (asin<mode>2): Similarly, with asin expanders.
22221 (*fscalexf4_i387): Rename from *fscalexf4.
22222 (expNcorexf3): New expander.
22223 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22224 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22225 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22226 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22227 patterns for SSE math.
22228 (exp10<mode>2): Similarly, with exp10 expanders.
22229 (exp2<mode>2): Similarly, with exp2 expanders.
22230 (expm1<mode>2): Similarly, with expm1 expanders.
22231 (ldexp<mode>3): Similarly, with ldexp expanders.
22232 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22233 Use gen_truncxf<mode>2_i387_noop to truncate result.
22235 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22237 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22238 for ColdFire targets.
22240 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22241 Richard Sandiford <richard@codesourcery.com>
22243 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22244 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22245 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22246 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22247 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22248 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22250 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22252 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22253 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22254 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22255 (*adddi_dilshr32_cf): New pattern.
22256 (adddi3, subdi3): Remove first alternatives.
22258 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22260 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22261 implemented using move.l, do not use its cc result for floating-point
22264 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22266 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22267 from accepting 's' constraints if flag_pic.
22269 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22271 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22272 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22273 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22274 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22276 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22278 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22279 ColdFire alternatives.
22280 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22281 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22282 architectures that support ff1 instruction.
22284 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22285 Julian Brown <julian@codesourcery.com>
22287 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22288 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22289 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22292 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22294 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22296 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22297 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22298 HOST_WIDE_INT instead of an rtx.
22299 (m68k_rtx_costs): Update call accordingly.
22300 (output_move_const_into_data_reg): Likewise. Fix formatting.
22301 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22303 (output_move_simode_const): Update calls after above changes.
22304 Rework to use automatic variables and predicates like MEM_P.
22305 * config/m68k/m68k.md (pushexthisi_const): Update call to
22308 2007-01-19 Dirk Mueller <dmueller@suse.de>
22310 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22311 in dump_flags test.
22313 2007-01-19 Richard Guenther <rguenther@suse.de>
22315 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22316 via cexp in case sincos is not available.
22318 2007-01-19 Richard Guenther <rguenther@suse.de>
22320 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22321 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22322 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22323 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22324 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22325 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22326 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22327 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22329 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22331 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22333 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22334 (atan2xf3): Directly generate RTL pattern.
22335 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22336 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22337 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22338 disable patterns for SSE math.
22339 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22340 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22341 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22342 disable patterns for SSE math.
22344 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22346 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22348 2007-01-18 Roger Sayle <roger@eyesopen.com>
22350 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22351 VIEW_CONVERT_EXPR to the same type as it's operand.
22353 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22355 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22356 configured for long double 128.
22358 2007-01-18 Mike Stump <mrs@apple.com>
22360 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22363 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22365 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22368 2007-01-18 Jan Hubicka <jh@suse.cz>
22370 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22371 greater than NUM_VOP_FREE_BUCKETS.
22373 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22375 * tree-ssa-structalias.c: Update comments.
22376 (ptabitmap_obstack): Removed.
22377 (pta_obstack): New.
22378 (oldpta_obstack): Ditto.
22379 (stats): Add a few members.
22380 (struct variable_info): Remove node, complex, address_taken, and
22381 indirect_target members. Add oldsolution member.
22382 (new_var_info): Do not initialize removed members.
22383 (constraint_expr_type): Remove INCLUDES.
22384 (constraint_graph): Add size, implicit_preds, rep,
22385 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22386 (FIRST_REF_NODE): New macro.
22387 (LAST_REF_NODE): Ditto.
22388 (FIRST_ADDR_NODE): Ditto.
22389 (find): New function.
22391 (dump_constraint): Do not handle INCLUDES.
22392 (insert_into_complex): Do not insert duplicate constraints.
22393 (condense_varmap_nodes): Renamed and rewritten into ...
22394 (merge_node_constraints): This. Also fix bug in handling of
22395 offseted copy constraints.
22396 (clear_edges_for_node): No longer need to deal with preds at all,
22397 or removing associated preds/succs.
22398 (merge_graph_nodes): Deal with indirect_cycles.
22399 Don't deal with predecessors.
22400 (add_implicit_graph_edge): New function.
22401 (add_pred_graph_edge): Ditto.
22402 (add_graph_edge): Don't deal with predecessors.
22403 (build_constraint_graph): Removed.
22404 (build_pred_graph): New function.
22405 (build_succ_graph): Ditto.
22406 (struct scc_info): Removed in_component. Added roots, dfs, and
22407 node_mapping. Remove visited_index, unification_queue.
22408 (scc_visit): Deal with union-find we do now.
22409 Deal with cycles with REF nodes.
22410 (collapse_nodes): Renamed and rewritten to ...
22411 (unify_nodes): This.
22412 (process_unification_queue): Removed.
22413 (topo_visit): Cleanup
22414 (do_da_constraint): Use find.
22415 (do_sd_constraint): Ditto.
22416 (do_ds_constraint): Ditto.
22417 (do_complex_constraint): Ditto.
22418 (init_scc_info): Update for removed and added members.
22419 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22420 (find_indirect_cycles): This.
22421 (equivalence_class): New variable.
22422 (label_visit): New function.
22423 (perform_variable_substitution): Rewritten.
22424 (free_var_substitution_info): New function.
22425 (find_equivalent_node): Ditto.
22426 (move_complex_constraints): Ditto.
22427 (eliminate_indirect_cycles): Ditto.
22428 (solve_graph): Only propagate changed bits.
22429 Use indirect cycle elimination.
22431 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22432 (tree_id_eq): Renamed to ...
22433 (tree_vi_eq): This. Update for member change
22434 (insert_id_for_tree): Renamed and rewritten to ...
22435 (insert_vi_for_tree): This.
22436 (lookup_id_for_tree): Renamed and rewritten to ...
22437 (lookup_vi_for_tree): This.
22438 (get_id_for_tree): Renamed and rewritten to ...
22439 (get_vi_for_tree): Ditto.
22440 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22441 (process_constraint): Don't handle INCLUDES.
22442 Remove special ADDRESSOF case.
22443 (find_func_aliases): Rewrite to use vi functions instead of id
22445 (create_function_info_for): Ditto.
22446 (create_variable_info_for): Ditto.
22447 (intra_create_variable_infos): Ditto.
22448 (merge_smts_into): Ditto.
22449 (find_what_p_points_to): Ditto.
22450 (init_base_vars): Ditto.
22451 (init_alias_vars): Ditto.
22452 (remove_preds_and_fake_succs): New function.
22453 (dump_sa_points_to_info): Dump new stats.
22454 (dump_solution_for_var): Use find.
22455 (set_used_smts): Fix formatting.
22456 (compute_points_to_sets): Updated for new functions.
22457 (ipa_pta_execute): Ditto.
22459 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22460 Richard Sandiford <richard@codesourcery.com>
22462 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22464 * calls.c (expand_call): If the return value is a PARALLEL,
22465 extract its first member.
22466 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22467 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22468 use FUNCTION_EXTRA_EPILOGUE.
22469 (m68k_function_value): Return a PARALLEL if the return value
22470 is of a pointer type.
22471 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22472 (FUNCTION_EXTRA_EPILOGUE): Remove.
22473 * config/m68k/m68k.md (D0_REG): New constant.
22475 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22477 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22478 output a NOP for empty epilogues.
22480 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22482 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22483 before function. Extend register save check to include all
22484 registers, not just integer ones.
22486 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22488 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22489 (m68k_use_return_insn): ...this.
22490 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22491 * config/m68k/m68k.c (use_return_insn): Rename to...
22492 (m68k_use_return_insn): ...this.
22493 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22494 of USE_RETURN_INSN.
22496 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22498 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22499 nearest even, fix denormal rounding overflow.
22501 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22503 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22504 f%$smove and f%$move.
22505 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22506 (extendsfdf2_cf): Use fdmove instead of f%&move.
22507 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22508 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22512 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22517 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22518 (coldfire_single_format): Declare.
22519 (coldfire_double_format): Likewise.
22520 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22521 of qnan_msb_set to determine the lower bits of a canonical
22523 (encode_ieee_double): Likewise.
22524 (encode_ieee_quad): Likewise.
22525 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22526 (mips_single_format): Likewise.
22527 (ieee_double_format): Likewise.
22528 (mips_double_format): Likewise.
22529 (ieee_extended_motorola_format): Likewise.
22530 (ieee_extended_intel_96_format): Likewise.
22531 (ieee_extended_intel_128_format): Likewise.
22532 (ieee_extended_intel_96_round_53_format): Likewise.
22533 (ibm_extended_format): Likewise.
22534 (mips_extended_format): Likewise.
22535 (ieee_quad_format): Likewise.
22536 (mips_quad_format): Likewise.
22537 (vax_f_format): Likewise.
22538 (vax_d_format): Likewise.
22539 (vax_g_format): Likewise.
22540 (i370_single_format): Likewise.
22541 (i370_double_format): Likewise.
22542 (decimal_single_format): Likewise.
22543 (decimal_double_format): Likewise.
22544 (decimal_quad_format): Likewise.
22545 (c4x_single_format): Likewise.
22546 (c4x_extended_format): Likewise.
22547 (real_internal_format): Likewise.
22548 (coldfire_single_format): New real_format.
22549 (coldfire_double_format): Likewise.
22550 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22551 canonical_nan_lsbs_set.
22552 (pdp11_d_format): Likewise.
22553 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22554 if TARGET_COLDFIRE_CPU.
22556 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22558 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22559 (output_call, m68k_legitimize_call_address): Declare.
22560 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22561 parenthesees. Add support for a 'W' constraint.
22562 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22563 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22564 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22565 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22567 (override_options): Initialize them. Do not set flag_no_function_cse
22568 for TARGET_ID_SHARED_LIBRARY.
22569 (m68k_output_pic_call): Delete.
22570 (m68k_legitimize_call_address): New function.
22571 (print_operand): Remove the %o prefix. Handle the %p prefix.
22572 (output_call): New function.
22573 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22574 target address from the GOT if symbolic jumps are not allowed.
22575 * config/m68k/m68k.md (call, general_operand): Do not set
22576 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22577 Merge separate flag_pic and !flag_pic define_insns into...
22578 (*call, *call_value): ...these new patterns. Match the address
22579 rather than the containing MEM and require it to be a call_operand.
22580 Use output_call to generate the asm template.
22581 * config/m68k/predicates.md (const_call_operand): New predicate.
22582 (call_operand): Likewise.
22584 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22586 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22587 (STACK_GROWS_DOWNWARD): Define to 1.
22588 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22589 comments, emphasizing that these values are only defaults.
22590 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22591 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22593 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22595 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22597 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22598 Richard Sandiford <richard@codesourcery.com>
22600 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22601 (FP_REGNO_P): New macros.
22602 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22603 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22604 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22605 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22607 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22609 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22610 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22612 * config/m68k/t-floatlib: New file, extracting common code from...
22613 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22614 * config/m68k/t-uclinux: Here.
22615 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22616 routines on ColdFire targets.
22618 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22620 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22621 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22622 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22623 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22624 explicitly set MOTOROLA to 1.
22625 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22628 Nathan Sidwell <nathan@codesourcery.com>
22630 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22631 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22632 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22633 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22634 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22635 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22636 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22637 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22638 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22639 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22640 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22641 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22642 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22643 (DBX_REGISTER_NUMBER): Delete.
22644 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22645 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22646 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22650 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22651 * config/flat.h: New file.
22652 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22653 OBJECT_FORMAT_FLAT.
22654 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22655 indirect references for -msep-data or -mid-shared-library.
22656 Do not use PC-relative code addresses either.
22657 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22659 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22660 for shared libraries and crt1.o for executables. Use crti.o and
22662 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22663 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22664 Do not add -elf2flt or -shared-lib-id options here.
22665 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22666 Pass -shared-lib-id if -mid-shared-library, taking the library
22667 identifier from -mshared-library-id if given, otherwise
22669 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22670 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22671 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22672 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22673 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22674 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22676 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22677 jump sequence for ISA A and ISA A+.
22678 (PICJUMP): Likewise.
22680 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22682 * config.gcc (m68k-*-uclinux*): Base the port on the common
22683 and m68k GNU/Linux files rather than on the generic ELF ones.
22684 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22685 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22687 2007-01-18 Julian Brown <julian@codesourcery.com>
22688 Richard Sandiford <richard@codesourcery.com>
22690 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22691 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22692 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22694 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22695 80 unconditionally.
22696 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22700 * doc/install.texi: Document m68k-uclinuxoldabi.
22701 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22702 * config/m68k/uclinux-oldabi.h: New file, copied from
22703 config/m68k/uclinux.h.
22705 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22707 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22708 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22709 (m32r_compute_frame_size): Use unsigned for regno.
22710 (m32r_reload_lr): Use gen_frame_mem.
22712 (m32r_output_function_epilogue): Don't output the function epilogue
22714 (m32r_expand_epilogue): New.
22715 (direct_return): Return false if the function has the interrupt
22717 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22718 * config/m32r/m32r.md (epilogue): New expander.
22719 (return_lr, return_rte): New insns.
22720 (return): Make it expander.
22721 (return_normal): New expander.
22723 2007-01-18 Josh Conner <jconner@apple.com>
22726 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22727 support for UNLE, UNLT, UNGE, and UNGT.
22729 2007-01-18 Jan Hubicka <jh@suse.cz>
22731 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22732 * tree-tailcall (add_virtual_phis): Likewise.
22733 (optimize_tail_call): Return TODOs.
22734 (execute_tail_calls): Return TODOs.
22735 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22736 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22738 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22739 Cleanup cfg using TODO.
22740 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22741 * passes.c (execute_function_todo): When cleanup did something, remove
22743 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22744 (make_edges): Don't cleanup_cfg.
22746 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22748 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22749 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22750 operate on the top of stack.
22751 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22752 register handling of instructions that output to the second
22754 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22755 (move_for_stack_reg): Special-case check for dead destination
22756 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22758 * config/i386/i386.md (UNSPEC_TAN): New constant.
22759 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22760 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22761 to correctly model move of constant 1.0 to top stack slot.
22762 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22763 (unnamed peephole2 pattern): Remove corresponding peephole2
22764 pattern that optimizes tan insn and loading of constant 1.0.
22765 (tanxf2): Use fptanxf4_i387.
22766 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22767 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22768 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22769 disable patterns for SSE math.
22770 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22771 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22773 2007-01-18 Dirk Mueller <dmueller@suse.de>
22774 Richard Guenther <rguenther@suse.de>
22777 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22778 * common.opt (Warray-bounds): Add new warning option.
22779 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22781 * Makefile.in: make tree-vrp.o depend on toplev.h
22782 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22784 (check_array_refs, check_array_bounds, check_array_ref): New.
22786 2007-01-18 Jan Hubicka <jh@suse.cz>
22788 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22789 (execute_ssa_ccp): Return flags conditionally.
22790 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22792 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22794 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22796 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22797 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22799 * Makefile.c (GTFILES): Add cfglayout.h.
22800 * gengtype.c (open_base_files): Likewise.
22801 * cfglayout.c (cfg_layout_function_footer,
22802 cfg_layout_function_header) Reindent to make gengtype happy.
22803 * cfglayout.h (cfg_layout_function_footer,
22804 cfg_layout_function_header): Add GTY(()) marker.
22806 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22808 2007-01-18 Ben Elliston <bje@au.ibm.com>
22810 * genautomata.c (write_automata): Include xstrerror output in the
22811 error message if writing the DFA description file fails.
22813 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22815 * config/mips/mips-protos.h (mips_output_external): Make it
22817 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22818 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22819 (extern_list): Likewise.
22820 (extern_head): Likewise.
22821 (TARGET_ASM_FILE_END): Likewise.
22822 (mips_file_end): Likewise.
22823 (mips_output_external): Rewritten.
22825 2007-01-18 Ben Elliston <bje@au.ibm.com>
22827 * genpreds.c (write_insn_preds_c): Only write out the function
22828 body for regclass_for_constraint if we have register constraints.
22830 2007-01-17 Tom Tromey <tromey@redhat.com>
22832 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22833 * doc/install.texi (Testing): Use sourceware.org.
22834 (Binaries): Likewise.
22835 (Specific): Likewise.
22836 * doc/contrib.texi (Contributors): Use sourceware.org.
22838 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22840 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22841 (AVR_ENHANCED): Rename to ...
22842 (AVR_HAVE_MUL): ... new.
22843 (avr_enhanced_p): Rename to ...
22844 (avr_have_mul_p): ... new.
22845 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22846 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22847 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22848 (avr_have_mul_p): ... new.
22849 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22850 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22851 'avr_enhanced_p' and 'enhanced'.
22852 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22853 AVR_HAVE_MUL instead of AVR_ENHANCED.
22854 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22855 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22856 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22857 instead of AVR_ENHANCED.
22858 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22859 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22860 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22862 2007-01-17 Ian Lance Taylor <iant@google.com>
22864 * vec.h (VEC_reserve_exact): Define.
22865 (vec_gc_p_reserve_exact): Declare.
22866 (vec_gc_o_reserve_exact): Declare.
22867 (vec_heap_p_reserve_exact): Declare.
22868 (vec_heap_o_reserve_exact): Declare.
22869 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22871 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22872 negative parameter.
22873 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22874 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22875 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22876 * vec.c (calculate_allocation): Add exact parameter. Change all
22878 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22879 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22880 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22881 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22882 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22883 (vec_heap_p_reserve_exact): New function.
22884 (vec_heap_o_reserve_exact): New function.
22886 2007-01-17 Jan Hubicka <jh@suse.cz>
22888 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22890 2007-01-17 Eric Christopher <echristo@apple.com>
22892 * config.gcc: Support core2 processor.
22894 2007-01-16 Jan Hubicka <jh@suse.cz>
22896 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22897 the names, just unlink the chain so we don't crash on dangling
22901 2007-01-16 Jan Hubicka <jh@suse.cz>
22903 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22904 * tree-pass.h: Reorder to make IPA passes appear toegher.
22905 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22907 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22908 parameters, do not call early inliner.
22909 * ipa-inline.c: Update comments. Include tree-flow.h
22910 (cgraph_decide_inlining): Do not compute inlining parameters.
22911 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22912 be called with function context set up.
22913 (pass_ipa_inline): Remove unreachable functions before pass.
22914 (cgraph_early_inlining): Simplify assuming to be called from the
22916 (pass_early_inline): New pass.
22917 (cgraph_gate_ipa_early_inlining): New gate.
22918 (pass_ipa_early_inline): Turn into simple wrapper.
22919 (compute_inline_parameters): New function.
22920 (gate_inline_passes): New gate.
22921 (pass_inline_parameters): New pass.
22922 (apply_inline): Move here from tree-optimize.c
22923 (pass_apply_inline): New pass.
22924 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22926 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22927 doing them by hand.
22928 (tree_function_versioning): Do not allocate dummy struct function.
22929 * tree-inline.h (optimize_inline_calls): Update prototype.
22930 * tree-optimize.c (execute_fixup_cfg): Export.
22931 (pass_fixup_cfg): Remove
22932 (tree_rest_of_compilation): Do not apply inlines.
22933 * tree-flow.h (execute_fixup_cfg): Declare.
22934 * Makefile.in (gt-passes.c): New.
22935 * passes.c: Include gt-passes.h
22936 (init_optimization_passes): New passes.
22937 (nnodes, order): New static vars.
22938 (do_per_function_toporder): New function.
22939 (execute_one_pass): Dump current pass here.
22940 (execute_ipa_pass_list): Don't dump current pass here.
22942 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22944 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22945 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22947 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22949 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22950 (strong_alias): Define.
22951 (__gcc_qmul): Provide non-FMA for soft-float.
22952 (__gcc_qdiv): Same.
22957 (__gcc_qunord): New.
22967 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22968 soft-float functions.
22969 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22970 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22971 about long double soft float.
22973 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22974 Tehila Meyzels <tehila@il.ibm.com>
22976 * tree-vectorizer.h (is_pattern_stmt_p): New.
22977 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22978 formatting (tabs instead of spaces). Cleanup and clarify setting
22979 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22980 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22981 (vectorizable_type_demotion): Check that types are integral.
22982 (vectorizable_type_promotion): Likewise.
22983 (vectorizable_store): Fix typo. Eliminate new-line at end of
22986 2007-01-16 Jan Hubicka <jh@suse.cz>
22988 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22991 2007-01-15 Eric Christopher <echristo@apple.com>
22993 * ifcvt.c: Include vec.h, vecprim.h.
22994 (check_cond_move_block): New argument regs.
22995 Reorganize. Add registers used to regs.
22996 (cond_move_process_if_block): Use regs set above as
22999 2007-01-15 Eric Christopher <echristo@apple.com>
23001 * config/darwin.h: Update copyright.
23002 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23003 (LINK_COMMAND_SPEC): Add -u.
23004 (LINK_SPEC): Fix umbrella for above.
23006 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23008 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23011 2007-01-15 Tom Tromey <tromey@redhat.com>
23013 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23014 * doc/install.texi (Testing): Don't mention jacks.
23015 (Configuration): Document --enable-java-maintainer-mode. Move
23016 --with-java-home to libgcj-specific section. Document
23018 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23020 2007-01-15 Jan Hubicka <jh@suse.cz>
23022 * tree-ssa-dce.c (DCE_TODOs): New.
23023 (propagate_necessity): Return if something changed.
23024 (eliminate_unnecessary_stmts): Likewise.
23025 (perform_tree_ssa_dce): Return TODO flags when needed.
23026 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23028 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23030 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23031 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23032 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23033 patterns using X87MODEF12 mode macro. Extend operand 1
23034 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23035 (log10<mode>2): Ditto.
23036 (log2<mode>2): Ditto.
23037 (log1p<mode>2): Ditto.
23038 (logb<mode>2): Ditto.
23039 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23040 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23041 (*fxtractxf3_i387): Rename from *fxtractxf3.
23042 (fxtract_extend<mode>xf3_i387): New insn pattern.
23043 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23044 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23045 and gen_fyl2xxf3_i387().
23047 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23049 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23050 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23051 get_loop_exit_edges. Changed return type to bool.
23052 * cfgloop.h (fix_loop_placement): Declaration removed.
23054 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23056 * param.h (MIN_VECT_LOOP_BOUND): New.
23057 * params.def (MIN_VECT_LOOP_BOUND): New.
23058 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23059 argument - minimum threshold for number of iterations.
23060 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23061 argument to declaration.
23062 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23063 MIN_VECT_LOOP_BOUND.
23064 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23065 slpeel_tree_peel_loop_to_edge with additional argument.
23066 (vect_do_peeling_for_alignment): Likewise.
23067 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23069 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23072 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23073 operands of size 1.
23075 2007-01-14 Jan Hubicka <jh@suse.cz>
23077 * tree-dfa.c (remove_referenced_var): New function.
23078 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23079 prune referenced vars list too.
23080 * tree-flow.h (remove_referenced_var): Declare.
23082 2007-01-14 Jan Hubicka <jh@suse.cz>
23084 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23086 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23087 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23088 * except.h (verify_eh_throw_table_statements): Kill prototype.
23089 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23090 into call exrepssions.
23091 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23093 * tree-cfg.c: Include pointer-set.h.
23094 (verify_node_sharing): Work on pointer set.
23095 (verify_eh_throw_stmt_node): New.
23096 (verify_stmts): Use pointers sets, verify throw_stmt.
23098 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23100 * ipa-reference.c (analyze_function): Consider also addresses taken
23103 2007-01-12 Roger Sayle <roger@eyesopen.com>
23105 * c-typeck.c (null_pointer_constant_p): Replace use of
23106 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23107 (build_c_cast): Likewise.
23109 2007-01-12 Roger Sayle <roger@eyesopen.com>
23111 * tree.h (force_fit_type_double): Remove unused final argument.
23112 * c-common.c (constant_expression_warning): Replace use of
23113 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23114 (convert_and_check): Likewise.
23115 (shorten_compare): Update call to force_fit_type_double.
23116 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23117 * convert.c (convert_to_pointer): Update call to
23118 force_fit_type_double.
23119 * fold-const.c (force_fit_type_double): Remove overflowed_const
23121 (int_const_binop, fold_convert_const_int_from_int,
23122 fold_convert_const_int_from_real, fold_div_compare,
23123 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23124 fold_abs_const, fold_not_const): Remove the final argument from
23125 calls to force_fit_type_double.
23127 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23129 * configure.ac: Set insn to "nop" for spu-*-* also.
23130 * configure: Regenerate.
23132 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23134 * builtins.def : Add BUILT_IN_FREE.
23136 2007-01-12 Jan Hubicka <jh@suse.cz>
23138 PR tree-optimization/30443
23139 * tree-inline.c (tree_function_versioning): Do not optimize when
23140 cloning for inlining.
23142 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23144 * doc/loop.texi: Document recording of loop exits.
23145 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23146 (update_single_exits_after_duplication,
23147 update_single_exit_for_duplicated_loop,
23148 update_single_exit_for_duplicated_loops): Removed.
23149 (duplicate_loop_to_header_edge): Do not call
23150 update_single_exits_after_duplication and
23151 update_single_exit_for_duplicated_loops.
23152 (loop_version): Do not update single_exit information.
23153 (fix_loop_structure): Use record_loop_exits instead of
23154 mark_single_exit_loops.
23155 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23156 the lists of loop exits.
23157 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23158 split_edge, merge_blocks): Update the lists of loop exits.
23159 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23160 loop_optimizer_init.
23161 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23162 of mark_single_exit_loops.
23163 (loop_optimizer_finalize): Call release_recorded_exits.
23164 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23165 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23166 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23167 update single exit information.
23168 * lambda-code.c (perfect_nestify): Ditto.
23169 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23170 (mark_single_exit_loops): Removed.
23171 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23172 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23173 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23175 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23176 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23177 (verify_loop_structure): Verify consistency of the exit lists.
23178 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23179 (set_single_exit): Removed.
23180 * cfgloop.h (struct loop_exit): New function.
23181 (struct loop): single_exit_ field replaced by exits field.
23182 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23183 LOOPS_HAVE_RECORDED_EXITS.
23184 (struct loops): Added exits hash.
23185 (mark_single_exit_loops, set_single_exit): Declaration removed.
23186 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23190 * doc/invoke.texi: Avoid use of @headitem.
23192 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23194 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23196 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23198 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23201 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23202 Richard Sandiford <richard@codesourcery.com>
23204 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23205 * config/m68k/m68k.opt: Resort options.
23206 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23208 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23209 Richard Sandiford <richard@codesourcery.com>
23211 * doc/invoke.texi: Document the macros that are defined by
23212 m68k's -mtune and -mhard-float options.
23213 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23214 (m68k_cpp_cpu_family): Likewise.
23215 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23216 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23217 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23218 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23219 (m68k_cpp_cpu_family): Likewise.
23221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23224 macros besides mc68000 as tuning macros. Use a switch statement
23225 to set them and mcpu32.
23227 2007-01-12 Julian Brown <julian@codesourcery.com>
23229 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23230 (TARGET_68040_ONLY): Rename to...
23231 (TARGET_68040): ...this.
23232 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23233 * config/m68k/m68k.md: Likewise.
23235 2007-01-12 Julian Brown <julian@codesourcery.com>
23236 Nathan Sidwell <nathan@codesourcery.com>
23237 Richard Sandiford <richard@codesourcery.com>
23239 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23240 the -mcpu= argument associated with the --with-cpu setting.
23241 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23242 if different from the one implied by the -mcpu setting.
23243 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23244 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23245 * doc/invoke.texi: Mention ColdFire in the introduction to the
23246 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23247 -mno-div and -mhard-float options. Make -m68881 a synonym for
23248 -mhard-float. Document the previously-undocumented -m5206e,
23249 -m528x, -m5307 and -m5407 options. Tweak the existing option
23250 documentation for consistency.
23251 * doc/install.texi: Mention new --with-cpu arguments.
23252 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23253 default CPU if neither -mcpu nor -march are specified.
23254 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23255 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23256 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23257 using m68k_tune to decide between families that implement the
23258 same ISA. Use m68k_tune to set __mcfv4e__.
23259 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23260 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23261 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23262 (FL_ISA_C, FL_ISA_MMU): New macros.
23263 (MASK_COLDFIRE): Delete.
23264 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23265 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23266 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23267 (TARGET_HARD_FLOAT): Do not define here.
23268 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23269 (TUNE_68000): New macro.
23270 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23271 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23272 (TUNE_CFV2): Redefine in terms of m68k_tune.
23273 (uarch_type, target_device, fpu_type): New enums.
23274 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23275 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23276 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23277 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23278 (FL_FOR_isa_c): New macros.
23279 (m68k_isa): New enum.
23280 (m68k_target_selection): New structure.
23281 (all_devices, all_isas, all_microarchs): New tables.
23282 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23283 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23284 (MASK_ALL_CPU_BITS): Delete.
23285 (m68k_find_selection): New function.
23286 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23287 Map the legacy target options to a combination of the new ones.
23288 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23289 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23290 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23292 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23293 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23295 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23296 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23297 * config/m68k/m68k-devices.def: New file.
23299 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23300 Nathan Sidwell <nathan@codesourcery.com>
23302 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23303 (SUBTARGET_EXTRA_SPECS): New macros.
23304 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23305 use %(asm_cpu_spec) instead.
23306 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23307 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23308 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23309 (EXTRA_SPECS): Rename to...
23310 (SUBTARGET_EXTRA_SPECS): ...this.
23312 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23313 Richard Sandiford <richard@codesourcery.com>
23314 Julian Brown <julian@codesourcery.com>
23316 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23317 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23318 to the configuration's default CPU.
23319 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23320 Remove default masks.
23321 (m680[012]0-*-*): Set the default with_cpu to the first part of
23323 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23324 (m68k*-*-linux): Extend the --with-cpu handling to...
23325 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23326 and m68010. Don't set target_cpu_default2.
23327 * doc/install.texi: Document --with-cpu for m68k.
23328 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23329 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23330 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23331 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23332 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23333 (ASM_SPEC): Remove use of %(asm_cpu_default).
23334 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23335 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23336 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23337 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23338 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23339 (TARGET_DEFAULT): Delete.
23340 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23341 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23342 (CPP_CPU_SPEC): Delete.
23343 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23344 the appropriate string.
23345 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23346 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23347 (ASM_SPEC): Don't use %(asm_default_spec).
23348 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23349 TARGET_DEFAULT and add MASK_68881.
23350 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23352 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23354 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23355 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23356 MASK_68010 alongside MASK_68020.
23357 * doc/invoke.texi: Document -m68010.
23358 * config/m68k/m68k.opt (m68010): New.
23359 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23361 (TUNE_68010): New macro.
23362 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23363 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23364 (M68K_CPU_m68332): Add MASK_68010.
23365 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23366 fallback definition.
23367 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23369 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23370 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23371 to all entries that use MASK_68020.
23372 (output_move_simode_const, output_move_himode, output_move_qimode)
23373 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23374 instead of TARGET_68020 to select clr behavior. Remove comment
23375 about there being no TARGET_68010.
23376 * config/m68k/m68k.md: Likewise throughout.
23378 2007-01-12 Julian Brown <julian@codesourcery.com>
23380 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23381 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23382 * config/m68k/m68k.md: Likewise.
23384 2007-01-12 Julian Brown <julian@codesourcery.com>
23386 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23387 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23389 2007-01-12 Julian Brown <julian@codesourcery.com>
23391 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23392 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23393 * config/m68k/m68k.md: Likewise.
23395 2007-01-12 Julian Brown <julian@codesourcery.com>
23396 Richard Sandiford <richard@codesourcery.com>
23398 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23399 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23400 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23402 (TARGET_CPU32): Rename to...
23403 (TUNE_CPU32): ...this.
23404 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23405 (TUNE_CFV2): New macros.
23406 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23407 remove conditions that are implied by TARGET_68020.
23408 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23409 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23410 (m68k_output_function_epilogue): Likewise.
23411 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23412 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23413 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23414 non-68000 timings. Refactor multiplication and division costs.
23415 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23416 TUNE_CPU32 instead of TARGET_CPU32.
23417 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23418 and TUNE_68060 instead of TARGET_68060.
23419 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23420 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23422 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23423 && !TARGET_COLDFIRE" to choose between moveq and clr.
23424 Likewise in the unnamed movsf pattern.
23425 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23426 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23429 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23431 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23432 of tabbing before backslashes.
23434 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23436 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23437 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23438 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23440 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23442 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23443 find_interesting_uses_cond.
23444 (find_interesting_uses_cond): Use extract_cond_operands.
23445 (rewrite_use_compare): Use extract_cond_operands and
23446 force_gimple_operand_bsi. Do not call update_stmt.
23447 (determine_use_iv_cost_condition): Use extract_cond_operands.
23448 Return cheaper of using original bound and changing the exit bound.
23450 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23452 PR tree-optimization/29516
23453 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23454 most_expensive_mult_to_index, addr_to_parts,
23455 create_mem_ref, maybe_fold_tmr): Make the type of
23456 fields of TARGET_MEM_REF sizetype.
23457 (move_fixed_address_to_symbol, move_pointer_to_base):
23459 * tree.def (TARGET_MEM_REF): Add comment on types of
23462 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23464 * c-common.c (vector_types_convertible_p): Treat opaque types as
23465 always convertible if they have the same size, but not otherwise.
23467 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23469 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23470 Remove the b_unconditional field.
23471 (noce_try_sign_mask): Do not look at b_unconditional.
23472 (noce_process_if_block): Do not use merge_if_blocks. Update
23473 the CFG here. Do not set b_unconditional.
23474 (cond_move_process_if_block): Likewise.
23475 (find_cond_trap): Likewise.
23476 (check_cond_move_block): Require simple jump insns at the end
23477 of the basic block.
23479 2007-01-11 Jan Hubicka <jh@suse.cz>
23481 PR tree-optimization/1046
23482 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23483 when alias info is not ready.
23484 (pass_tail_recursion): Do not require aliasing.
23485 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23486 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23487 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23488 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23489 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23490 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23491 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23493 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23494 When aliasing is not build, mark statement as volatile.
23496 2007-01-11 Tom Tromey <tromey@redhat.com>
23498 PR preprocessor/15185, PR preprocessor/20989:
23499 * doc/cppopts.texi <-MT>: Update description of algorithm for
23500 computing default target.
23501 <-M, -MD>: Reword "basename" text.
23503 2007-01-11 Roger Sayle <roger@eyesopen.com>
23505 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23506 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23507 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23508 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23509 fold_builtin_bswap, real_constp, fold_builtin_pow,
23510 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23511 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23512 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23513 * convert.c (convert_to_pointer): Likewise.
23514 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23515 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23516 const_binop, fold_convert_const_int_from_int,
23517 fold_convert_const_int_from_real,
23518 fold_convert_const_real_from_real, sign_bit_p,
23519 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23520 fold_sign_changed_comparison, fold_unary, fold_comparison,
23521 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23522 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23523 * print-tree.c (print_node_brief, print_node): Likewise.
23524 * stor-layout.c (place_field, layout_type): Likewise.
23525 * tree-chrec.c (keep_cast): Likewise.
23526 * tree.c (build_vector, build_real, build_real_from_int_cst,
23527 build_complex): Likewise.
23529 2007-01-11 Roger Sayle <roger@eyesopen.com>
23531 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23532 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23534 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23536 * configure.ac (strict1_warn): Rename to strict_warn.
23537 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23538 cc_set_by_configure, quoted_cc_set_by_configure,
23539 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23540 all_boot_languages, all_stagestuff): Remove.
23541 (target_list): Remove bootstrap targets.
23542 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23543 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23544 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23545 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23546 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23547 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23548 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23549 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23550 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23551 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23552 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23553 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23554 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23555 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23556 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23557 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23558 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23559 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23560 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23561 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23562 (mostlyclean): Adjust.
23563 (clean, distclean): Don't mention bootstrap stuff.
23564 * configure: Regenerate.
23565 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23566 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23567 treelang/config-lang.in (stagestuff): Remove.
23568 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23569 stageprofile, stagefeedback, stagestuff): Remove mention.
23571 2007-01-11 Nick Clifton <nickc@redhat.com>
23573 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23575 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23576 (mcore_arith_K_S_operand): Run the test for the S constraint not
23577 the test for the M constraint.
23578 (mcore_addsub_operand): Do not accept integer values that are
23579 larger than 32 bits.
23580 * config/mcore/mcore.md: Remove unused constraints from split.
23581 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23582 (addsi3): Likewise.
23583 (allocate_stack): Likewise.
23584 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23585 operands to 32 bits.
23586 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23588 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23589 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23590 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23591 mcore_output_bclri, mcore_output_andn, output_inline_const,
23592 mcore_output_move, mcore_output_movedouble): Likewise.
23593 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23594 (output_inline_const): Likewise.
23595 (output_inline_const): Fix format strings used in sprintf
23597 * config/mcore/mcore-protos.h: Update prototypes for changed
23598 functions in mcore.c.
23599 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23600 HOST_WIDE_INT and not int.
23601 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23602 CONST_OK_FOR_N): Likewise.
23603 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23604 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23607 2007-01-10 Jan Hubicka <jh@suse.cz>
23609 * tree-vrp.c (remove_range_assertions): Release defs.
23610 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23611 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23613 2007-01-10 Paul Brook <paul@codesourcery.com>
23615 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23616 * config/arm/arm.md (mulsi3subsi): New insn.
23618 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23620 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23621 (tree_transform_and_unroll_loop): New.
23622 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23625 2007-01-10 Robert Kennedy <jimbob@google.com>
23627 * fold-const.c (fold_comparison): Fold comparisons like (x *
23628 1000 < 0) to (x < 0).
23630 2007-01-10 Ian Lance Taylor <iant@google.com>
23632 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23633 operands have the same priority.
23635 2007-01-10 Tom Tromey <tromey@redhat.com>
23637 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23638 (fold_binary): Likewise.
23639 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23640 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23641 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23642 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23643 * langhooks.h (struct lang_hooks): Removed field
23644 'can_use_bit_fields_p'.
23646 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23648 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23650 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23652 * function.c (get_last_funcdef_no): New function.
23653 * function.h (get_last_funcdef_no): Declare.
23654 * tree-inline.c (initialize_cfun): Add initialization.
23655 (tree_function_versioning): Cleanup.
23657 2007-01-10 Jan Hubicka <jh@suse.cz>
23659 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23662 2007-01-10 Sa Liu <saliu@de.ibm.com>
23663 Ben Elliston <bje@au.ibm.com>
23665 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23666 for SAVE_NONLOCAL and Pmode for any other save level.
23667 * spu-protos.h (spu_restore_stack_block): Declare.
23668 * spu.md (save_stack_block): Remove.
23669 (restore_stack_block): Call spu_restore_stack_block.
23670 * spu.c (spu_restore_stack_block): New function.
23671 (spu_expand_epilogue): Remove old comment.
23673 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23675 PR tree-optimization/30322
23676 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23677 (cand_value_at): Return the value as aff_tree.
23678 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23679 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23680 aff_combination_mult): New functions.
23681 (aff_combination_add): Use aff_combination_add_cst.
23682 (aff_combination_convert): Allow conversions to a wider type.
23683 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23684 * tree-affine.h (aff_combination_mult): Declare.
23686 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23688 * doc/tm.texi: Update documentation to reflect reality of exec
23689 and start file search behaviours. Update copyright year.
23690 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23691 header file directories.
23693 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23695 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23696 (*cosxf2): Rename to cosxf2_i387.
23697 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23698 using X87MODEF12 mode macro. Rename patterns to
23699 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23701 (*cosdf2, *cossf2): Ditto.
23702 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23703 to match extended input operands.
23704 (sincos<mode>3): New expander.
23705 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23706 insn patterns and corresponding splitters.
23708 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23710 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23711 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23713 2007-01-09 Nicolas Pitre <nico@cam.org>
23716 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23718 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23720 * target.h (struct gcc_target): New field library_rtti_comdat.
23721 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23722 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23723 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23724 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23726 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23728 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23730 2007-01-08 Richard Guenther <rguenther@suse.de>
23732 * tree.h (force_fit_type_double): Export.
23733 (force_fit_type): Remove.
23734 * fold-const.c (force_fit_type_double): New function.
23735 (force_fit_type): Remove.
23736 (int_const_binop): Use it.
23737 (fold_convert_const_int_from_int): Likewise.
23738 (fold_convert_const_int_from_real): Likewise.
23739 (fold_div_compare): Likewise.
23740 (fold_sign_changed_comparison): Likewise.
23741 (fold_unary): Likewise.
23742 (fold_negate_const): Likewise.
23743 (fold_abs_const): Likewise.
23744 (fold_not_const): Likewise.
23745 * c-common.c (shorten_compare): Use force_fit_type_double.
23746 * convert.c (convert_to_pointer): Likewise.
23748 2007-01-08 Richard Guenther <rguenther@suse.de>
23750 * tree.h (build_int_cst_wide_type): Export.
23751 * tree.c (build_int_cst_wide_type): New function.
23752 (build_int_cst_wide): Fix comment.
23753 * builtins.c (fold_builtin_object_size): Use build_int_cst
23754 to build -1 or 0 of the correct type. Use fit_double_type
23755 to check for overflow.
23756 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23758 (decode_field_reference): Likewise.
23759 (all_ones_mask_p): Likewise.
23760 (native_interpret_int): Use build_int_cst_wide_type.
23761 (fold_binary): Use build_int_cst_type to build an all-ones
23763 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23765 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23767 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23769 2007-01-09 Ben Elliston <bje@au.ibm.com>
23771 * genautomata.c (STATS_OPTION): New option.
23772 (stats_flag): New flag.
23773 (gen_automata_option): Handle it.
23774 (initiate_automaton_gen): Ditto.
23775 (write_automata): Output statistics only if stats_flag is
23776 set. Likewise, output time statistics only if time_flag is set.
23777 * doc/md.texi (Processor pipeline description): Document new flag.
23779 2007-01-08 Richard Guenther <rguenther@suse.de>
23781 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23782 * tree.c (build_int_cst_type): Likewise.
23783 (size_in_bytes): Don't call force_fit_type on the result.
23784 (int_fits_type_p): Use fit_double_type.
23785 * fold-const.c (fit_double_type): New function.
23786 (force_fit_type): Use it.
23787 * tree.h (fit_double_type): Export.
23789 2007-01-08 Jan Hubicka <jh@suse.cz>
23791 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23792 * ipa.c (function_and_variable_visibility): Fix return type.
23794 2007-01-08 Richard Guenther <rguenther@suse.de>
23796 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23797 of offset to build the index.
23798 * tree-pretty-print.c (dump_generic_node): Don't build negated
23799 const just for printing.
23800 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23801 * builtins.c (fold_builtin_int_roundingfn): Check if result
23802 fits the type by using force_fit_type and comparing the result.
23803 * predict.c (predict_loops): Use compare_tree_int for comparison.
23804 * tree.c (build_int_cst): Fall back to integer_type_node for
23806 (build_int_cst_wide): Assert type is non-null.
23808 2007-01-08 Roberto Costa <roberto.costa@st.com>
23810 * tree-vrp.c (extract_range_from_cond_expr): New.
23811 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23812 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23814 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23815 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23816 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23817 used as expressions.
23818 * tree-object-size.c (cond_expr_object_size): New.
23819 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23821 2007-01-08 Jan Hubicka <jh@suse.cz>
23823 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23824 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23827 2007-01-08 Richard Guenther <rguenther@suse.de>
23829 PR tree-optimization/23603
23830 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23831 (extract_range_from_binary): Fall back to truthvalue instead of
23832 varying for TRUTH_*_EXPR.
23833 (extract_range_from_comparison): Fall back to truthvalue instead of
23835 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23836 if all visited PHI values were constant.
23838 2007-01-08 Jan Hubicka <jh@suse.cz>
23840 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23841 (cgraph_analyze_function): break out from ...
23842 (cgraph_finalize_compilation_unit): ... here.
23843 (cgraph_expand_function): Remove forgoten commented out line.
23844 (cgraph_optimize): Analyze functions.
23846 2007-01-08 Jan Hubicka <jh@suse.cz>
23848 * tree-pas.h (TODO_remove_function): New flag.
23849 (TODO_update*): Renumber.
23850 (pass_ipa_increase_alignment,
23851 pass_ipa_function_and_variable_visibility): New passes.
23852 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23853 (cgraph_function_and_variable_visibility): Move to ipa.c
23854 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23855 cgraph_increase_alignment.
23856 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23857 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23858 calling tree-inline.
23859 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23860 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23861 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23862 (gate_increase_alignment): New function.
23863 (pass_ipa_increase_alignment): New pass.
23864 * ipa.c: Inline tree-pass.h and timevar.h
23865 (function_and_variable_visibility): Move here from cgraphunit.c
23866 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23867 * passes.c (init_optimization_passes): Add the two new passes.
23868 (execute_todo): Handle cgraph_remove_functions.
23870 2007-01-08 Nick Clifton <nickc@redhat.com>
23872 * config/frv/predicates.md (reg_or_0_operand): Accept
23875 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23877 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23878 * config.gcc: Add bfin*-rtems*.
23880 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23882 * c.opt: Add -flax-vector-conversions.
23883 * c-typeck.c (convert_for_assignment): Pass flag to
23884 vector_types_convertible_p to allow emission of note.
23885 (digest_init): Likewise.
23886 * c-opts.c: Handle -flax-vector-conversions.
23887 * c-common.c (flag_lax_vector_conversions): New.
23888 (vector_types_convertible_p): Unless -flax-vector conversions
23889 has been passed, disallow conversions between vectors with
23890 differing numbers of subparts and/or element types. If such
23891 a conversion is disallowed, possibly emit a note on the first
23892 occasion only to inform the user of -flax-vector-conversions.
23893 The new last argument specifies this.
23894 * c-common.h (flag_lax_vector_conversions): New.
23895 (vector_types_convertible_p): Add extra argument.
23896 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23897 char_type_node for V*QI type vectors.
23898 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23899 Update to satisfy new typechecking rules.
23900 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23901 C and C++ variants.
23902 * doc/invoke.texi (C Dialect Options): Document
23903 -flax-vector-conversions.
23905 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23907 PR tree-optimization/29877
23908 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23909 a register variable on the RHS to not be replaceable.
23911 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23912 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23913 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23914 const_simm15, const_pow2, const_npow2): Added.
23915 * config/score/misc.md (insv, extv, extzv, movmemsi,
23916 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23917 * config/score/score.c (score_address_cost, score_select_cc_mode):
23919 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23920 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23921 Update score_print_operand.
23922 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23923 Adjust register allocate order and update some macro define.
23924 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23925 mdx_block_move_straight, mdx_block_move_loop_head,
23926 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23927 mdx_block_move_loop, mdx_block_move): Added.
23928 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23929 mdp_limm): Updated and fix some bug and typo.
23930 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23931 (movsf, movdf, doloop_end): Added.
23933 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23935 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23936 config/arm/thumb2.md: Fix comment typos.
23937 * doc/extend.texi: Fix a typo.
23939 2007-01-07 Eric Christopher <echristo@apple.com>
23941 * configure.ac: Check for __stack_chk_fail for darwin.
23942 * configure: Regenerate.
23944 2007-01-07 Richard Guenther <rguenther@suse.de>
23946 * tree-vrp.c (extract_range_from_assert): CSE calls to
23947 compare_values where possible.
23948 (extract_range_from_unary_expr): Likewise.
23950 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23952 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23953 * config/avr/avr.c (call_insn_operand): Delete function.
23954 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23955 instead of register number. Use predicates.
23956 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23957 call_insn_operand): Add.
23959 2007-01-06 Jan Hubicka <jh@suse.cz>
23961 * tree-pass.h (pass_build_cgraph_edges): Declare.
23962 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23963 (visited_nodes): Remove.
23964 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23965 build_cgrpah_edges; make visited_nodes local.
23966 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23967 (record_references_in_initializer): Move to cgraphbuild.c
23968 (initialize_inline_failed, rebuild_cgraph_edges,
23969 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23970 (verify_cgraph_node): Make visited_nodes local.
23971 (cgraph_analyze_function): Do not call cgraph_create_edges and
23972 initialize_inline_failed.
23973 (cgraph_expand_function): Do not call cgraph_lower_function;
23974 assert that function is already lowered.
23975 * Makefile.in (cgraphbuild.o): New.
23976 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23977 at the end of lowering passes.
23979 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23981 * ifcvt.c (cond_move_convert_if_block): New function, code
23982 factored out from...
23983 (cond_move_process_if_block): ...here. Call the new function
23984 on the THEN and ELSE blocks.
23985 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23986 already takes care of this.
23988 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23991 * tree.h (TREE_OVERFLOW_P): New.
23992 * c-typeck.c (parser_build_unary_op): Warn only if result
23993 overflowed and operands did not.
23994 (parser_build_binary_op): Likewise.
23995 (convert_for_assignment): Remove redundant overflow_warning.
23996 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23998 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24000 * c-typeck.c (store_init_value): Split over two lines to follow
24001 the GNU coding style.
24003 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24005 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24006 __GXX_EXPERIMENTAL_CXX0X__.
24007 * doc/cpp.texi: Same.
24009 2007-01-05 Richard Guenther <rguenther@suse.de>
24011 PR middle-end/27826
24012 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24013 with mismatched types. Instead explicitly build a
24014 conversion NOP_EXPR.
24016 2007-01-05 Ian Lance Taylor <iant@google.com>
24018 * c-common.c (decl_with_nonnull_addr_p): New function.
24019 (c_common_truthvalue_conversion): Call it.
24020 * c-typeck.c (build_binary_op): Likewise.
24021 * c-common.h (decl_with_nonnull_addr_p): Declare.
24023 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24026 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24029 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24031 * doc/install.texi (Final install): Document the fact that
24032 the GNAT runtime should not be stripped.
24034 2007-01-04 Jan Hubicka <jh@suse.cz>
24036 * tree-inline.c (fold_marked_statements): Update operand caches
24037 and EH after folding
24039 2007-01-04 Ian Lance Taylor <iant@google.com>
24041 * c-common.c (check_function_nonnull): Whitespace fix.
24043 2007-01-04 Jan Hubicka <jh@suse.cz>
24045 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24046 comitted older version of patch.
24047 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24048 function, celanup cfg and collect garbage.
24050 2007-01-04 Mike Stump <mrs@apple.com>
24052 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24055 2007-01-04 Eric Christopher <echristo@apple.com>
24057 * libgcc2.c (__bswapsi2): Use SItype.
24058 (__bswapdi2): Use DItype.
24059 * libgcc2.h: Update for above.
24061 2007-01-04 Paul Brook <paul@codesourcery.com>
24063 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24064 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24065 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24066 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24067 umulsi3_highpart): Make conditional on !arm_arch6.
24068 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24069 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24070 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24071 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24072 umulsi3_highpart_v6): New insns.
24074 2007-01-04 Roger Sayle <roger@eyesopen.com>
24076 * fold-const.c (fold_convert): When casting an expression to void,
24077 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24078 have a type. Instead of attempting to build a NOP_EXPR, return
24079 these "special" trees directly.
24081 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24083 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24084 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24085 rs6000_cost->fp not 0 as adjustment for outer NEG.
24087 2007-01-04 Jan Hubicka <jh@suse.cz>
24089 * cgraph.c (cgraph_release_function_body): New function.
24090 (cgraph_remove_node): Use it.
24091 * cgraph.h (cgraph_release_function_body): Declare.
24092 * cgraphunit.c (cgraph_expand_function): Use it.
24093 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24094 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24095 is initialized and while compilation of other function is running.
24096 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24097 statement CFG annotations from here to ...
24098 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24100 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24102 * cfgloop.h (enum li_flags): Make the constants powers of two.
24104 2007-01-04 Jan Hubicka <jh@suse.cz>
24106 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24108 (fold_marked_statements): New function.
24109 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24110 * tree-inline.h (copy_body_data): Add statements_to_fold.
24112 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24114 * config.gcc: Mention libgcc/config.host.
24115 * Makefile.in: Update comments mentioning libgcc.
24116 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24117 (all.cross, start.encap, rest.encap, rest.cross): Update
24118 dependencies for libgcc move.
24119 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24120 (clean-target, clean-target-libgcc): Delete.
24121 (srcdirify, GCC_EXTRA_PARTS): New macros.
24122 (libgcc-support, libgcc.mvars): New rules.
24123 (distclean): Remove mention of mklibgcc.
24124 (install): Don't reference INSTALL_LIBGCC.
24125 (install-common): Don't reference EXTRA_PARTS.
24126 (install-libgcc, install-multilib): Delete rules.
24127 * mklibgcc.in: Delete file.
24128 * doc/configfiles.texi: Don't mention mklibgcc.
24130 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24131 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24132 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24133 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24134 (mklibgcc, ldblspecs): Likewise.
24136 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24137 (posixpre.def): Use $(T).
24138 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24139 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24140 (SHLIB_LINK): Make dummy.
24141 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24143 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24145 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24146 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24147 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24148 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24150 * configure.ac (all_outputs): Remove mklibgcc.
24151 * configure: Regenerated.
24153 2007-01-03 Josh Conner <jconner@apple.com>
24155 PR middle-end/29683
24156 * calls.c (compute_argument_addresses): Set stack and stack_slot
24157 for partial args, too.
24158 (store_one_arg): Use locate.size.constant for the size when
24159 generating a save_area.
24161 2007-01-03 Robert Kennedy <jimbob@google.com>
24163 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24164 whose definitions are deleted due to basic block merging.
24166 2007-01-03 Paul Brook <paul@codesourcery.com>
24169 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24171 (use_return_insn): Return 0 for Thumb interrupt functions.
24172 (print_multi_reg): Add rfe argument for IRQ returns.
24173 (arm_output_epilogue): Pop interrupt return address directly into PC.
24174 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24176 2007-01-03 Paul Brook <paul@codesourcery.com>
24178 Merge from sourcerygxx-4_1.
24179 * config/arm/thumb2.md: New file.
24180 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24182 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24183 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24184 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24185 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24187 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24188 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24190 * config/arm/ieee754-sf.S: Ditto.
24191 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24192 (thumb1_base_register_rtx_p): ... to this.
24193 (thumb_index_register_rtx_p): Rename...
24194 (thumb1_index_register_rtx_p): ... to this.
24195 (thumb_output_function_prologue): Rename...
24196 (thumb1_output_function_prologue): ... to this.
24197 (thumb_legitimate_address_p): Rename...
24198 (thumb1_legitimate_address_p): ... to this.
24199 (thumb_rtx_costs): Rename...
24200 (thumb1_rtx_costs): ... to this.
24201 (thumb_compute_save_reg_mask): Rename...
24202 (thumb1_compute_save_reg_mask): ... to this.
24203 (thumb_final_prescan_insn): Rename...
24204 (thumb1_final_prescan_insn): ... to this.
24205 (thumb_expand_epilogue): Rename...
24206 (thumb1_expand_epilogue): ... to this.
24207 (arm_unwind_emit_stm): Rename...
24208 (arm_unwind_emit_sequence): ... to this.
24209 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24210 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24211 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24212 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24213 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24214 thumb2_output_casesi): New functions.
24215 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24216 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24217 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24218 THUMB2_WORK_REGS): Define.
24219 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24220 arm_condexec_mask, arm_condexec_masklen)): New variables.
24221 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24222 (arm_override_options): Check new CPU capabilities.
24223 Set new architecture flag variables.
24224 (arm_isr_value): Handle v7m interrupt functions.
24225 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24227 (const_ok_for_arm): Handle Thumb-2 constants.
24228 (arm_gen_constant): Ditto. Use movw when available.
24229 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24231 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24232 (thumb_find_work_register, arm_load_pic_register,
24233 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24234 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24235 print_multi_reg, output_mov_long_double_fpa_from_arm,
24236 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24237 output_mov_double_fpa_from_arm, output_move_double,
24238 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24239 output_return_instruction, arm_output_function_prologue,
24240 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24241 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24242 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24243 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24244 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24245 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24247 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24248 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24249 (arm_file_start): Output directive for unified syntax.
24250 (arm_unwind_emit_set): Handle stack alignment instruction.
24251 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24252 Add v6t2, v7, v7a, v7r and v7m.
24253 (RETLDM): Add Thumb-2 code.
24254 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24255 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24256 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24257 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24258 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24259 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24260 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24261 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24262 ADJUST_INSN_LENGTH): Define.
24263 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24264 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24265 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24266 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24267 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24268 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24269 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24270 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24271 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24272 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24273 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24274 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24275 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24276 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24277 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24278 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24279 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24281 * config/arm/arm-tune.md: Regenerate.
24282 * config/arm/arm-protos.h: Update prototypes.
24283 * config/arm/vfp.md: Enable patterns for Thumb-2.
24284 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24285 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24286 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24287 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24288 * config/arm/libunwind.S: Add Thumb-2 code.
24289 * config/arm/constraints.md: Update include Thumb-2.
24290 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24291 * config/arm/ieee754-df.S: Ditto.
24292 * config/arm/bpabi.S: Ditto.
24293 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24294 * config/arm/predicates.md (low_register_operand,
24295 low_reg_or_int_operand, thumb_16bit_operator): New.
24296 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24297 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24298 * config/arm/t-arm-elf: Add armv7 multilib.
24299 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24301 (UNSPEC_STACK_ALIGN, ce_count): New.
24302 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24303 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24305 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24306 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24307 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24308 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24309 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24310 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24312 * doc/extend.texi: Document ARMv7-M interrupt functions.
24313 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24315 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24317 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24318 (struct _Unwind_Context): Rename args_size to flags, remove
24319 signal_frame field, add a new args_size field and version field.
24320 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24321 _Unwind_IsExtendedContext): New inline functions.
24322 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24323 Assume by_value array is only present if _Unwind_IsExtendedContext.
24324 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24325 _Unwind_IsSignalFrame.
24326 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24327 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24328 (uw_init_context_1): Initialize context->flags to
24329 EXTENDED_CONTEXT_BIT.
24330 * config/rs6000/linux-unwind.h (frob_update_context): Use
24331 _Unwind_SetSignalFrame.
24333 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24335 PR middle-end/30353
24336 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24337 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24340 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24342 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24343 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24344 RET, AT_SP): Remove.
24345 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24348 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24349 * cfgbuild.c (find_basic_blocks): Likewise.
24350 * cfgrtl.c (rtl_create_basic_block): Likewise.
24351 * function.c (temp_slots_at_level): Likewise.
24352 * reg-stack.c (stack_regs_mentioned): Likewise.
24353 * regclass.c (allocate_reg_info): Likewise.
24354 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24355 set_bb_for_stmt, move_block_to_fn): Likewise.
24356 * tree-complex.c (tree_lower_complex): Likewise.
24357 * vec.h (VEC_safe_grow_cleared): New.
24359 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24361 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24363 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24364 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24366 * cfgloopmanip.c (scale_loop_frequencies): Export.
24367 (loopify): Scale the frequencies by prescribed coefficients.
24368 (set_zero_probability): New function.
24369 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24370 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24371 and frequencies according to arguments.
24372 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24374 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24375 * modulo-sched.c (sms_schedule): Set probabilities for entering
24376 versioned loop correctly.
24377 * tree-vect-transform.c (vect_transform_loop): Ditto.
24378 * cfgloop.h (loopify, loop_version): Declaration changed.
24379 (scale_loop_frequencies): Declared.
24381 2007-01-02 Jan Hubicka <jh@suse.cz>
24383 * cgraph.c: Include tree-flow.h
24384 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24385 early_local_passes.
24386 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24387 * tree-pass.h (pass_all_early_optimizations): Declare.
24388 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24389 early_local_passes.
24390 (cgraph_analyze_function): Do early_local_passes.
24391 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24392 Do not add referenced vars.
24393 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24395 (gate_all_early_local_passes): New gate.
24396 (pass_early_local_passes): Use new gate.
24397 (execute_early_local_optimizations): New functions.
24398 (gate_all_early_optimizations): New gate.
24399 (pass_all_early_optimizations): New pass.
24400 (execute_free_datastructures): Free SSA only when initialized.
24401 (gate_init_datastructures): Init only when optimizing.
24402 (tree_lowering_passes): Do early local passes when called late.
24403 * tree-profile.c (do_tree_profiling): Don't profile functions added
24405 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24406 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24408 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24409 during early_local_passes.
24410 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24413 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24415 * Makefile.in: Update copyright year.
24417 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24419 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24420 in $(lang_checks) and check-consistency targets.
24422 2007-01-02 Jan Hubicka <jh@suse.cz>
24424 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24425 Do not add referenced vars.
24426 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24428 * passes.c (init_optimization_passes): Put mudflap_2 after
24429 free_datastructures.
24431 2007-01-02 Jan Hubicka <jh@suse.cz>
24433 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24434 Set NOTHROW flag on call statements proved to be nothrow.
24435 Update statement of local calls so new pure/const functions are
24436 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24438 (tree_rest_of_compilation): Register hooks and initialize bitmap
24439 early. Do not set after_inlining flag.
24441 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24443 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24444 HOST_BITS_PER_LONGLONG
24446 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24449 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24450 warning for non-static initializers.
24452 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24454 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24455 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24456 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24457 Always use set_unique_reg_note to add REG_EQUAL notes.
24459 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24462 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24464 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24465 * cfgbuild.c (find_basic_blocks): Likewise.
24466 * cfgrtl.c (rtl_create_basic_block): Likewise.
24467 * function.c (temp_slots_at_level): Likewise.
24468 * reg-stack.c (stack_regs_mentioned): Likewise.
24469 * regclass.c (allocate_reg_info): Likewise.
24470 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24471 set_bb_for_stmt, move_block_to_fn): Likewise.
24472 * tree-complex.c (tree_lower_complex): Likewise.
24473 * vec.h (VEC_safe_grow_cleared): New.
24475 2007-01-02 Ian Lance Taylor <iant@google.com>
24477 * c-common.c (c_common_truthvalue_conversion): When warning about
24478 using an assignment as a truth value, set TREE_NO_WARNING.
24480 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24483 * c.opt (Wold-style-declaration): New.
24484 * doc/invoke.texi (C-only Warning Options): New.
24485 (Wold-style-declaration): Document it.
24486 (Wextra): Enabled by -Wextra.
24487 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24488 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24489 -Wold-style-declaration.
24491 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24493 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24494 * cfgbuild.c (find_basic_blocks): Likewise.
24495 * cfgrtl.c (rtl_create_basic_block): Likewise.
24496 * function.c (temp_slots_at_level): Likewise.
24497 * reg-stack.c (stack_regs_mentioned): Likewise.
24498 * regclass.c (allocate_reg_info): Likewise.
24499 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24500 set_bb_for_stmt, move_block_to_fn): Likewise.
24501 * tree-complex.c (tree_lower_complex): Likewise.
24502 * vec.h (VEC_safe_grow_cleared): New.
24504 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24506 * c-common.c (c_common_nodes_and_builtins): Since variants of
24507 void_type_node get built before it is given a name, we need to
24508 give those variants the name, too.
24509 (complete_array_type): We need to work with the canonical main
24510 type of the array, from which we will build the qualified version.
24511 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24512 * print-tree.c (print_node): Display canonical type information
24514 * stor-layout.c (layout_type): When we don't know the
24515 alignment of a type for which we're building an array, we end up
24516 guessing wrong, so make the type require structural equality.
24517 * tree.c (make_node_stat): When we build a new type, it is its
24518 own canonical type.
24519 (build_type_attribute_qual_variant): When building an attribute
24520 variant, its canonical type is the non-attribute variant. However,
24521 if the attributes are target-dependent and they differ, we need to
24522 use structural equality checks for this type.
24523 (build_qualified_type): A qualified type is not equivalent to its
24524 unqualified variant; set the canonical type appropriately.
24525 (build_distinct_type_copy): When building a distinct type from
24526 another type, the new type is its own canonical type.
24527 (build_variant_type_copy): When building a new type variant, we
24528 assume that it is equivalent to the original type.
24529 (build_pointer_type_for_mode): When building a pointer type, also
24530 build a canonical type pointer.
24531 (build_reference_type_for_mode): When building a reference type,
24532 also build a canonical type reference.
24533 (build_index_type): When we can't hash an index type (e.g.,
24534 because its maximum value is negative), the index type requires
24535 structural equality tests.
24536 (build_array_type): Build the canonical form of an array type.
24537 (build_function_type): Function types require structural equality,
24538 because they contain default arguments, attributes, etc.
24539 (build_method_type_directly): Ditto for method types.
24540 (build_offset_type): Build the canonical offset type.
24541 (build_complex_type): Build the canonical vector type.
24542 (make_vector_type): Build the canonical vector type.
24543 * tree.h (TYPE_CANONICAL): New.
24544 (TYPE_STRUCTURAL_EQUALITY_P): New.
24545 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24546 (struct tree_type): Added "canonical" field.
24547 * params.h (VERIFY_CANONICAL_TYPES): New.
24548 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24549 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24550 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24551 * doc/invoke.texi (verify-canonical-types): Document --param
24552 parameter for verifying canonical types.
24554 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24556 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24557 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24558 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24559 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24561 * config/rs6000/e500.h: New.
24562 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24563 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24565 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24566 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24567 TARGET_E500_DOUBLE): Remove.
24568 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24569 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24570 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24571 * config/rs6000/rs6000.c (rs6000_override_options): Use
24572 CHECK_E500_OPTIONS.
24574 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24576 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24577 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24578 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24579 rs6000_emit_cmove): Don't check TARGET_E500.
24580 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24581 sordered): Don't check TARGET_E500.
24583 2007-01-01 Eric Christopher <echristo@apple.com>
24585 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24586 HARD_REGISTER_NUM_P.
24588 2007-01-01 Roger Sayle <roger@eyesopen.com>
24590 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24591 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24592 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24595 2007-01-01 Mike Stump <mrs@apple.com>
24597 * configure.ac: Remove support for building with Apple's gcc-3.1.
24599 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24601 PR middle-end/30311
24602 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24603 REG is a hard register. Do not modify REG before calling
24605 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24606 multiple of the size of YMODE for certain lowpart cases.
24608 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24610 PR middle-end/30253
24611 * gimplify (voidify_wrapper_expr): Update for
24612 GIMPLE_MODIFY_STMT.
24614 2007-01-01 Andreas Schwab <schwab@suse.de>
24617 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24618 save of BR0 in extra_spill_size instead of spill_size.
24619 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24621 (ia64_expand_epilogue): Restore BR0 from its new location.
24623 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24625 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24626 Use a temporary variable if the left hand side is not a gimple
24629 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24631 * gimplify.c (gimplify_return_expr): Make the temporary variable
24632 for the return expression, a gimple register variable.
24634 2007-01-01 Jan Hubicka <jh@suse.cz>
24636 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24639 2007-01-01 Mike Stump <mrs@apple.com>
24641 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24643 * config/darwin.c (machopic_select_rtx_section): Use
24644 HAVE_GAS_LITERAL16.
24645 (darwin_mergeable_constant_section): Likewise.
24646 * configure: Regenerate.
24647 * config.in: Regenerate.
24649 2007-01-01 Jan Hubicka <jh@suse.cz>
24650 Andrew Pinski <pinskia@gmail.com>
24652 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24653 before starting IPA passes.