1 2007-08-29 Richard Guenther <rguenther@suse.de>
3 * tree-pretty-print.c (dump_generic_node): Print
4 label DECL_UID as D.%u.
5 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
10 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
12 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
15 * tree.c (build_type_attribute_qual_variant): Set canonical types
16 on the final, unqualified attribute variant before building the
19 2007-08-29 Jie Zhang <jie.zhang@analog.com>
21 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
22 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
24 2007-08-29 Jie Zhang <jie.zhang@analog.com>
27 2007-08-29 Jie Zhang <jie.zhang@analog.com>
28 * config/bfin/bfin.md (composev2hi): Put operands into vector
31 2007-08-29 Jie Zhang <jie.zhang@analog.com>
33 * config/bfin/bfin.md (composev2hi): Put operands into vector
36 2007-08-29 Jie Zhang <jie.zhang@analog.com>
38 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
39 attribute when appropriate.
40 (bfin_handle_l1_text_attribute): New.
41 (bfin_handle_l1_data_attribute): New.
42 (bfin_attribute_table): Add attributes: l1_text, l1_data,
43 l1_data_A and l1_data_B.
44 * doc/extend.texi (node Function Attributes): Document l1_text
46 (Variable Attributes): Add Blackfin subsection. Document l1_data,
47 l1_data_A and l1_data_B variable attributes.
49 2007-08-28 Jie Zhang <jie.zhang@analog.com>
51 * config/bfin/bfin.opt (minline-plt): Add.
52 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
53 call to global functions.
54 * doc/invoke.texi (Option Summary): Mention -minline-plt.
55 (Blackfin Options): Document -minline-plt.
57 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
59 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
61 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
63 2007-08-28 DJ Delorie <dj@redhat.com>
65 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
67 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
69 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
71 2007-08-28 Richard Guenther <rguenther@suse.de>
73 * tree.h (struct tree_function_decl): Increase size of
74 function_code bitfield.
76 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
77 Kazu Hirata <kazu@codesourcery.com>
79 * gcc/config/m68k/linux.h
80 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
81 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
82 (m68k_return_in_memory): New.
83 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
86 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
89 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
90 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
91 operand) when top VEC_SELECT extracts scalar element.
92 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
93 (*vec_extract_v4sf_mem): Ditto.
95 2007-08-28 Jakub Jelinek <jakub@redhat.com>
98 * passes.c (init_optimization_passes): Move pass_df_finish
99 after pass_postreload sublist.
101 PR rtl-optimization/33148
102 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
103 (neg (lt X 0)) if X has scalar int mode.
106 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
107 initializer, use build_vector_from_ctor if possible to create
108 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
109 even after this, return NULL.
111 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
113 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
115 2007-08-28 Richard Guenther <rguenther@suse.de>
117 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
118 (struct tree_function_decl): Make function_code a bitfield.
119 Add disregard_inline_limits flag.
120 * cgraphunit.c (cgraph_process_new_functions): Check
121 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
122 (cgraph_preserve_function_body_p): Likewise.
123 * ipa-inline.c (compute_inline_parameters): Likewise.
124 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
125 for GNU C extern inline functions.
126 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
127 * tree-inline.c (disregard_inline_limits_p): Remove.
128 * tree-inline.h (disregard_inline_limits_p): Likewise.
129 * c-common.c (handle_always_inline_attribute): Set
130 DECL_DISREGARD_INLINE_LIMITS.
131 * langhooks.c (add_builtin_function): Verify the function code
132 fits in the bitfield.
134 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
135 Vladimir Yanovsky <yanov@il.ibm.com>
136 Revital Eres <eres@il.ibm.com>
137 Andrey Belevantsev <abel@ispras.ru>
139 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
141 * modulo-sched.c: Add documentation regarding do-loop.
142 (doloop_register_get): Change number of arguments to support
143 the new do-loop pattern and check whether COUNT_REG has no other
144 occurences in the loop besides in the control part.
145 (duplicate_insns_of_cycles): Do not duplicate the insn which
146 changes count_reg as it is already adjusted.
147 (generate_prolog_epilog): New argument to support the new
148 do-loop pattern. Change the subtract instruction to use
149 expand_simple_binop. Call duplicate_insns_of_cycles with new
151 (sms_schedule): Call doloop_register_get and
152 generate_prolog_epilog with new argument. Do not handle loops
153 with single sets insns with subreg in their lhs.
154 * loop-doloop.c (doloop_optimize): Support for another do-loop
156 (doloop_condition_get): Gets an instruction instead of a pattern
157 and change the return condition when the do-loop pattern is
159 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
160 deps when considering to not create edges.
162 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
164 * doc/extend.texi (gnu_inline funtion attribute): Document C++
167 2007-08-27 Jason Merrill <jason@redhat.com>
170 * gimplify.c (gimplify_modify_expr): Discard the assignment of
171 zero-sized types after calling gimplify_modify_expr_rhs.
173 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
175 * regclass.c (init_reg_autoinc): Fix typo.
177 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
179 Fix PR tree-optimization/33173
180 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
182 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
185 * config/i386/i386.h (VALID_DFP_MODE_P): New.
186 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
189 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
190 David Ung <davidu@mips.com>
191 Nigel Stephens <nigel@mips.com>
193 Separate target-specific initialization from general
194 back-end initialization.
196 * toplev.c (init_alignments): New, split out from...
197 (process_options): ...here.
198 (backend_init_target): New, split out from...
199 (backend_init): ...here.
200 (lang_dependent_init_target): New, split out from...
201 (lang_dependent_init): ...here.
202 (target_reinit): New.
203 * toplev.h (target_reinit): Declare.
204 * expr.c (init_expr_target): Renamed from init_expr_once, since it
205 now can be called more than once. Update comments.
206 * expr.h (init_expr_target): Likewise.
207 * alias.c (init_alias_target): Renamed from init_alias_once, since it
208 now can be called more than once. Explicitly zero
209 static_reg_base_value.
210 * emit-rtl.c (init_emit_regs): New, split out from...
211 (init_emit_once): Here.
212 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
213 non-const, so that changes from command-line arguments can overwrite
214 values provided by the static initializers.
215 (initial_call_really_used_regs): New, used similarly to the above.
216 (initial_reg_names): Likewise.
217 (last_mode_for_init_move_cost): Promoted function-local static to
218 file-scope static to make it accessible outside init_move_cost.
219 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
220 Do not initialize inv_reg_alloc_order yet, either. Do initialize
221 reg_names since it is needed for parsing command-line options.
222 (init_move_cost): Use last_mode_for_init_move_cost instead of
223 function-local static.
224 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
225 call_really_used_regs now. Reinitialize reg_names. Also
226 initialize inv_reg_alloc_order. Zero reg_class_subunion and
227 reg_class_superunion. Clear losing_caller_save_reg_set.
228 Preserve global registers if called more than once. Reset
229 move cost, may_move_in_cost, may_move_out_cost, and
230 last_mode_for_init_move_cost.
231 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
232 can now be invoked more than once. Update comments.
233 (init_regs): Update comments.
234 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
235 and initial_call_really_used_regs, instead of the non-initial
236 variables. This allows us to save the command-line register settings
237 after target reinitialization.
238 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
239 * rtl.h (init_emit_regs): Declare.
240 (init_reg_modes_target, init_alias_target): Renamed as described
242 * reload1.c (init_reload): Update comments.
243 * optabs.c (init_optabs): Likewise.
244 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
246 2007-08-26 Chao-ying Fu <fu@mips.com>
248 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
251 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * alias.c (memory_modified_1, memory_modified_in_insn_p):
255 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
257 * bb-reorder.c (copy_bb_p): Likewise.
258 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
259 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
260 block_ends_with_condjump_p): Likewise.
261 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
262 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
263 block_ends_with_condjump_p): Likewise.
264 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
265 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
266 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
267 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
268 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
269 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
270 debug_true_const_tree instad of debug_true_tree.
271 * debug.c (do_nothing_debug_hooks): Likewise.
272 * debug.h (ignore_block, debug_true_const_tree): Constify.
273 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
274 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
275 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
276 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
277 dbx_reg_number, is_based_loc, field_type,
278 simple_type_align_in_bits, simple_decl_align_in_bits,
279 simple_type_size_in_bits, field_byte_offset, insert_float,
280 type_tag, member_declared_type, is_redundant_typedef,
281 secname_for_decl, is_inlined_entry_point): Likewise.
282 * emit-rtl.c (const_next_insn, const_previous_insn,
283 const_next_nonnote_insn, const_prev_nonnote_insn,
284 const_next_real_insn, const_prev_real_insn,
285 const_next_active_insn, const_prev_active_insn, const_next_label,
286 const_prev_label): Likewise.
287 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
289 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
290 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
291 sched_insn_is_legitimate_for_speculation_p): Likewise.
292 * jump.c (reversed_comparison_code_parts,
293 reversed_comparison_code, reversed_comparison, condjump_label):
295 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
296 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
298 * rtl.h (const_previous_insn, const_next_insn,
299 const_prev_nonnote_insn, const_next_nonnote_insn,
300 const_prev_real_insn, const_next_real_insn,
301 const_prev_active_insn, const_next_active_insn, const_prev_label,
302 const_next_label, modified_between_p, modified_in_p,
303 const_note_storeskeep_with_call_p, condjump_label,
304 reversed_comparison, reversed_comparison_code,
305 reversed_comparison_code_parts, memory_modified_in_insn_p,
306 stack_regs_mentioned): Likewise.
307 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
308 keep_with_call_p): Likewise.
309 * sched-deps.c (deps_may_trap_p, sched_get_condition,
310 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
311 sd_lists_size, sd_lists_empty_p): Likewise.
312 * sched-int.h (sched_insns_conditions_mutex_p,
313 haifa_classify_insn, no_real_insns_p,
314 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
315 sd_lists_size, sd_lists_empty_p): Likewise.
316 * sdbout.c (sdb_debug_hooks): Likewise.
317 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
318 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
319 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
321 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
322 tree_can_throw_internal): Likewise.
323 * tree-flow-inline.h (phi_nodes): Likewise.
324 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
325 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
326 * tree-gimple.c (const_get_call_expr_in): Likewise.
327 * tree-gimple.h (const_get_call_expr_in): Likewise.
328 * tree.c (const_lookup_attribute, attribute_list_equal,
329 attribute_list_contained): Likewise.
330 * tree.h (attribute_list_equal, attribute_list_contained,
331 const_lookup_attribute): Likewise.
332 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
334 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
336 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
337 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
339 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
342 * config/alpha/constraints.md: Delete "svn:mime-type" property
343 with svn propdel "svn:mime-type".
345 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
348 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
349 non NOTE insn doesn't cross basic block.
350 (noce_try_abs): Likewise.
351 (noce_process_if_block): Likewise.
353 2007-08-26 David Edelsohn <edelsohn@gnu.org>
356 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
357 operand without auto-inc-dec.
358 * config/rs6000/rs6000.md (floatsidf2_internal): Use
359 offsettable_mem_operand.
360 (floatunssidf2_internal): Same.
361 (fix_truncdfsi2_internal): Same.
362 (floatsidf_ppc64): Same.
363 (floatunssidf_ppc64): Same.
364 (fix_trunctfsi2_internal): Same.
366 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
369 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
370 pass defines needed for version.c.
372 2007-08-25 Joseph Myers <joseph@codesourcery.com>
374 * configure.ac (--debug-prefix-map check): Change assembler
375 version presumed to have feature to 2.18.
376 * configure: Regenerate.
378 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
380 * c-common.c (vector_types_convertible_p,
381 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
382 self_promoting_args_p): Constify.
383 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
384 c_promoting_integer_type_p, self_promoting_args_p,
385 anon_aggr_type_p, vector_types_convertible_p): Likewise.
386 * c-decl.c (anon_aggr_type_p): Likewise.
387 * * c-dump.c (dump_stmt): Likewise.
388 * c-objc-common.c (has_c_linkage): Likewise.
389 * c-tree.h (same_translation_unit_p): Likewise.
390 * c-typeck.c (null_pointer_constant_p,
391 tagged_types_tu_compatible_p, function_types_compatible_p,
392 type_lists_compatible_p, lvalue_or_else, lvalue_p,
393 comptypes_internal, struct tagged_tu_seen_cache,
394 same_translation_unit_p, alloc_tagged_tu_seen_cache,
395 c_size_in_bytes): Likewise.
396 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
397 hash_ptr, eq_ptr): Likewise.
398 * langhooks-def.h (lhd_decl_ok_for_sibcall,
399 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
400 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
401 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
403 * optabs.c (optab_for_tree_code): Likewise.
404 * optabs.h (optab_for_tree_code): Likewise.
405 * rtl.h (simplify_rtx): Likewise.
406 * simplify-rtx.c (simplify_rtx): Likewise.
407 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
408 dump_flag, dump_node): Likewise.
409 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
410 queue_and_dump_type, dump_flag): Likewise.
411 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
412 * tree-pass.h (dump_node): Likewise.
413 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
414 supportable_narrowing_operation): Likewise.
415 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
416 supportable_narrowing_operation): Likewise.
417 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
418 is_negative_overflow_infinity, is_positive_overflow_infinity,
419 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
420 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
421 update_value_range, add_equivalence, ssa_name_nonnegative_p,
422 ssa_name_nonzero_p, fp_predicate): Likewise.
423 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
424 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
425 ssa_name_nonnegative_p): Likewise.
427 2007-08-25 Hans Kester <hans.kester@ellips.nl>
429 * config.gcc : Add x86_64-elf target.
431 2007-08-25 Jakub Jelinek <jakub@redhat.com>
433 * expr.c (store_expr): Fix order of store_by_pieces arguments.
435 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
436 Nigel Stephens <nigel@mips.com>
440 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
441 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
442 * expr.c (SET_BY_PIECES_P): Define.
443 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
444 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
445 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
447 * expr.h (SET_RATIO): Define.
448 (can_store_by_pieces, store_by_pieces): Update prototypes.
449 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
450 can_store_by_pieces/store_by_pieces.
451 (expand_builtin_memcpy_args): Likewise.
452 (expand_builtin_strncpy): Likewise.
453 (expand_builtin_memset_args): Likewise. Also remove special case
454 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
455 decide what to do instead.
456 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
457 to can_store_by_pieces.
459 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
460 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
462 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
463 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
464 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
465 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
466 (STORE_BY_PIECES_P): Define.
468 2007-08-24 Tom Tromey <tromey@redhat.com>
470 * varpool.c (varpool_last_needed_node): Fix comment typo.
471 * c-decl.c (duplicate_decls): Fix comment typo.
472 (clone_underlying_type): Update comment.
474 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
476 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
477 alpha_in_small_data_p, alpha_split_complex_arg,
478 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
480 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
481 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
483 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
484 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
485 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
486 * config/darwin.c (darwin_binds_local_p): Likewise.
487 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
489 * config/i386/i386-protos.h (i386_pe_binds_local_p,
490 i386_pe_valid_dllimport_attribute_p): Likewise.
491 * config/i386/i386.c (ix86_function_regparm,
492 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
493 x86_can_output_mi_thunk, ix86_mangle_type,
494 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
495 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
496 i386_pe_binds_local_p): Likewise.
498 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
499 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
500 ia64_invalid_conversion, ia64_invalid_unary_op,
501 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
503 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
504 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
505 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
506 * config/mips/mips.c (mips_use_blocks_for_constant_p,
507 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
508 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
509 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
510 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
511 * config/pa/pa.c (pa_commutative_p): Likewise.
512 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
514 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
515 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
516 rs6000_use_blocks_for_constant_p,
517 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
518 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
519 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
520 * config/s390/s390.c (s390_mangle_type,
521 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
523 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
524 th_in_small_data_p): Likewise.
525 * config/sh/sh.c (sh_ms_bitfield_layout_p,
526 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
528 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
529 sparc_mangle_type): Likewise.
530 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
531 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
532 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
534 * hooks.c (hook_bool_mode_const_rtx_false,
535 hook_bool_mode_const_rtx_true,
536 hook_bool_const_tree_hwi_hwi_const_tree_false,
537 hook_bool_const_tree_hwi_hwi_const_tree_true,
538 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
539 hook_constcharptr_const_tree_null,
540 hook_constcharptr_const_rtx_null,
541 hook_constcharptr_const_tree_const_tree_null,
542 hook_constcharptr_int_const_tree_null,
543 hook_constcharptr_int_const_tree_const_tree_null): New.
544 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
545 hook_bool_tree_hwi_hwi_tree_false,
546 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
547 hook_int_tree_tree_1, hook_constcharptr_tree_null,
548 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
549 hook_constcharptr_int_tree_null,
550 hook_constcharptr_int_tree_tree_null): Delete.
551 (default_can_output_mi_thunk_no_vcall): Constify.
552 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
553 hook_bool_tree_hwi_hwi_tree_false,
554 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
555 hook_int_tree_tree_1, hook_constcharptr_tree_null,
556 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
557 hook_constcharptr_int_tree_null,
558 hook_constcharptr_int_tree_tree_null): Delete.
559 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
560 hook_bool_const_tree_hwi_hwi_const_tree_false,
561 hook_bool_const_tree_hwi_hwi_const_tree_true,
562 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
563 hook_constcharptr_const_tree_null,
564 hook_constcharptr_const_rtx_null,
565 hook_constcharptr_const_tree_const_tree_null,
566 hook_constcharptr_int_const_tree_null,
567 hook_constcharptr_int_const_tree_const_tree_null): New.
568 (default_can_output_mi_thunk_no_vcall): Constify.
569 * integrate.c (function_attribute_inlinable_p): Likewise.
570 * integrate.h (function_attribute_inlinable_p): Likewise.
571 * jump.c (rtx_renumbered_equal_p): Likewise.
572 * output.h (decl_readonly_section, categorize_decl_for_section,
573 default_use_anchors_for_symbol_p, default_binds_local_p,
574 default_binds_local_p_1): Likewise.
575 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
577 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
578 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
579 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
580 TARGET_COMP_TYPE_ATTRIBUTES,
581 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
582 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
583 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
584 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
585 TARGET_DWARF_CALLING_CONVENTION): Likewise.
586 * target.h (can_output_mi_thunk, needs_block_p,
587 first_cycle_multipass_dfa_lookahead_guard_spec,
588 vector_alignment_reachable, comp_type_attributes,
589 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
590 commutative_p, use_blocks_for_constant_p,
591 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
592 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
593 invalid_within_doloop, valid_dllimport_attribute_p,
594 split_complex_arg, invalid_arg_for_unprototyped_fn,
595 invalid_conversion, invalid_unary_op, invalid_binary_op):
597 * targhooks.c (default_invalid_within_doloop,
598 hook_invalid_arg_for_unprototyped_fn,
599 default_builtin_vector_alignment_reachable): Likewise.
600 (hook_bool_rtx_commutative_p): Delete.
601 (hook_bool_const_rtx_commutative_p): New.
602 * targhooks.h (default_invalid_within_doloop,
603 default_builtin_vector_alignment_reachable,
604 hook_invalid_arg_for_unprototyped_fn): Constify.
605 (hook_bool_rtx_commutative_p): Delete.
606 (hook_bool_const_rtx_commutative_p): New.
607 * varasm.c (bss_initializer_p, decl_default_tls_model,
608 categorize_decl_for_section, decl_readonly_section,
609 default_use_anchors_for_symbol_p, default_binds_local_p,
610 default_binds_local_p_1): Constify.
612 2007-08-24 Jie Zhang <jie.zhang@analog.com>
614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
615 __NO_BUILTIN if -fno-builtin.
617 2007-08-24 Jie Zhang <jie.zhang@analog.com>
619 * config/bfin/bfin.c (print_operand): Report error instead of
620 ICE for wrong operand.
622 2007-08-24 Michael Matz <matz@suse.de>
624 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
626 2007-08-24 Richard Guenther <rguenther@suse.de>
629 * tree-ssa.c (useless_type_conversion_p): Split into a
630 recursive and a non-recursive part.
631 (useless_type_conversion_p_1): New function.
632 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
633 from maybe_fold_offset_to_reference is trivially convertible
634 to the desired type before doing the simplification.
636 2007-08-24 Jakub Jelinek <jakub@redhat.com>
638 * expr.c (store_expr): Optimize initialization of an array
640 * expr.h (builtin_strncpy_read_str): New prototype.
641 * builtins.c (builtin_strncpy_read_str): Remove prototype.
644 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
647 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
648 field when initializing if_info structure.
650 2007-08-24 Richard Guenther <rguenther@suse.de>
652 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
654 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
655 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
656 * tree-inline.c (inlinable_function_p): Fold in common parts of
657 the cannot_inline_tree_fn langhook.
658 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
659 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
660 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
661 cannot_inline_tree_fn langhook.
662 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
663 cannot_inline_tree_fn member.
665 2007-08-24 Richard Guenther <rguenther@suse.de>
667 * expr.c (get_inner_reference): Do computation of bitoffset
668 from offset in a way we can detect overflow reliably.
670 2007-08-24 Jie Zhang <jie.zhang@analog.com>
672 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
674 2007-08-24 Jie Zhang <jie.zhang@analog.com>
676 * config/bfin/bfin.opt (mfast-fp): Add.
677 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
678 libbffastfp override libgcc if -mfast-fp.
679 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
680 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
681 (Blackfin Options): Document -mfast-fp.
683 2007-08-24 Jakub Jelinek <jakub@redhat.com>
685 PR tree-optimization/32573
687 * tree-data-ref.c (initialize_data_dependence_relation): Clear
688 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
689 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
690 (build_classic_dist_vector): Return false rather than true if
691 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
692 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
693 returned false. Don't call save_dist_v before calling
694 build_classic_dist_vector_1.
695 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
696 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
697 DDR_DIR_VECTS vectors.
699 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
701 * configure.ac (leb128): Modify sed statement to work with any
702 binutils version string.
703 * configure: Regenerate
705 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
707 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
708 Wrap in RTX_CODE macro guard.
709 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
710 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
711 arm_mark_dllimport, arm_pe_encode_section_info,
712 arm_pe_unique_section): Use ISO-C function declarations.
713 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
714 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
715 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
717 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
718 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
720 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
722 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
723 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
724 (register_move_cost): Use ISO-C function declarations.
725 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
726 * config/score/score-protos.h (score_declare_object): Add
728 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
730 * final.c (profile_function): Avoid empty if-bodies.
733 * calls.c (must_pass_in_stack_var_size,
734 must_pass_in_stack_var_size_or_pad): Constify.
735 * config/alpha/alpha-protos.h (function_value): Likewise.
736 * config/alpha/alpha.c (alpha_return_in_memory,
737 alpha_pass_by_reference, function_value,
738 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
739 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
741 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
742 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
743 TARGET_PROMOTE_PROTOTYPES): Likewise.
744 * config/arm/arm-protos.h (arm_return_in_memory,
745 arm_pad_arg_upward, arm_function_value): Likewise.
746 * config/arm/arm.c (arm_pass_by_reference,
747 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
748 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
749 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
751 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
752 * config/avr/avr-protos.h (avr_function_value): Likewise.
753 * config/avr/avr.c (avr_return_in_memory,
754 gas_output_limited_string, gas_output_ascii, avr_function_value,
755 avr_return_in_memory): Likewise.
756 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
757 * config/bfin/bfin.c (bfin_pass_by_reference,
758 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
759 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
761 * config/cris/cris.c (cris_pass_by_reference,
762 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
763 * config/crx/crx.c (crx_return_in_memory): Likewise.
764 * config/darwin.c (function_base, machopic_function_base_name):
766 * config/fr30/fr30.c (fr30_must_pass_in_stack,
767 TARGET_PROMOTE_PROTOTYPES): Likewise.
768 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
769 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
770 * config/i386/i386-protos.h (ix86_return_in_memory,
771 ix86_sol10_return_in_memory): Likewise.
772 * config/i386/i386.c (ix86_function_value,
773 ix86_function_sseregparm, ix86_must_pass_in_stack,
774 type_natural_mode, classify_argument, examine_argument,
775 construct_container, ix86_pass_by_reference, function_value_32,
776 function_value_64, ix86_function_value_1, return_in_memory_32,
777 return_in_memory_64, return_in_memory_ms_64,
778 ix86_return_in_memory, ix86_sol10_return_in_memory,
779 TARGET_PROMOTE_PROTOTYPES): Likewise.
780 * config/ia64/ia64-protos.h (ia64_function_value,
781 ia64_hpux_function_arg_padding): Likewise.
782 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
783 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
784 ia64_hpux_function_arg_padding): Likewise.
785 * config/iq2000/iq2000-protos.h (function_arg,
786 iq2000_function_value): Likewise.
787 * config/iq2000/iq2000.c (iq2000_return_in_memory,
788 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
789 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
790 function_arg, iq2000_function_value): Likewise.
791 * config/m32c/m32c-protos.h (m32c_function_value,
792 m32c_promote_function_return): Likewise.
793 * config/m32c/m32c.c (m32c_pass_by_reference,
794 m32c_promote_prototypes, m32c_promote_function_return,
795 m32c_function_value): Likewise.
796 * config/m32r/m32r.c (m32r_return_in_memory,
797 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
798 m32r_in_small_data_p): Likewise.
799 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
801 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
802 m68hc11_function_arg_padding): Likewise.
803 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
804 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
805 m68k_function_value): Likewise.
806 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
807 mcore_function_value): Likewise.
808 * config/mcore/mcore.c (handle_structs_in_regs,
809 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
810 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
811 mcore_num_arg_regs, mcore_function_value): Likewise.
812 * config/mips/mips-protos.h (mips_pad_arg_upward,
813 mips_function_value): Likewise.
814 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
815 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
816 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
817 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
818 mips_function_value): Likewise.
819 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
821 * config/mmix/mmix.c (mmix_pass_by_reference,
822 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
823 mmix_encode_section_info): Likewise.
824 * config/mn10300/mn10300-protos.h (mn10300_function_value):
826 * config/mn10300/mn10300.c (mn10300_return_in_memory,
827 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
828 mn10300_function_value): Likewise.
829 * config/mt/mt-protos.h (mt_function_value): Likewise.
830 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
831 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
832 * config/pa/pa-protos.h (function_arg_padding, function_value,
833 pa_return_in_memory): Likewise.
834 * config/pa/pa.c (pa_pass_by_reference,
835 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
836 function_arg_padding, function_value, pa_return_in_memory):
838 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
839 * config/rs6000/rs6000-protos.h (rs6000_function_value,
840 function_arg_padding): Likewise.
841 * config/rs6000/rs6000.c (rs6000_return_in_memory,
842 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
843 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
844 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
845 function_arg_padding, altivec_expand_dst_builtin,
846 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
847 altivec_init_builtins, rs6000_common_init_builtins,
848 rs6000_function_value): Likewise.
849 * s390/s390-protos.h (s390_function_value): Likewise.
850 * config/s390/s390.c (s390_function_arg_size,
851 s390_pass_by_reference, s390_return_in_memory,
852 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
853 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
854 * config/score/score-protos.h (score_function_value): Likewise.
855 * config/score/score.c (score_arg_partial_bytes,
856 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
857 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
858 score_pass_by_reference, score_add_offset, score_function_value):
860 * config/sh/sh-protos.h (sh_attr_renesas_p,
861 sh_promote_prototypes): Likewise.
862 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
863 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
864 sh_attr_renesas_p): Likewise.
865 * config/sparc/sparc-protos.h (function_value,
866 function_arg_padding): Likewise.
867 * config/sparc/sparc.c (sparc_promote_prototypes,
868 sparc_return_in_memory, sparc_pass_by_reference,
869 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
870 function_arg_record_value_2, function_arg_record_value_1,
871 function_arg_record_value, function_arg_record_value,
872 function_arg_padding, function_value): Likewise.
873 * config/spu/spu-protos.h (spu_function_value): Likewise.
874 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
875 spu_function_value): Likewise.
876 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
878 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
879 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
880 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
882 * config/v850/v850.c (v850_return_in_memory,
883 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
884 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
885 * config/xtensa/xtensa.c (xtensa_return_in_msb,
886 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
887 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
889 * explow.c (promote_mode, hard_function_value): Likewise.
890 * expr.h (hard_function_value, promote_mode): Likewise.
891 * function.c (aggregate_value_p): Likewise.
892 * hooks.c (hook_bool_const_tree_true): New.
893 * hooks.h (hook_bool_const_tree_true): New.
894 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
895 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
896 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
897 TARGET_RETURN_IN_MSB): Likewise.
898 * target.h (promote_function_args, promote_function_return,
899 promote_prototypes, return_in_memory, return_in_msb,
900 pass_by_reference, must_pass_in_stack, callee_copies,
901 function_value): Likewise.
902 * targhooks.c (default_return_in_memory,
903 hook_pass_by_reference_must_pass_in_stack,
904 hook_callee_copies_named,
905 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
906 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
907 default_function_value): Likewise.
908 * targhooks.h (default_return_in_memory,
909 hook_pass_by_reference_must_pass_in_stack,
910 hook_callee_copies_named,
911 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
912 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
913 default_function_value): Likewise.
914 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
915 (equiv_class_label_hash, equiv_class_label_eq): Constify.
916 * tree-vectorizer.c (bb_in_loop_p): Likewise.
917 * tree.c (needs_to_live_in_memory): Likewise.
918 * tree.h (struct tree_type, needs_to_live_in_memory,
919 aggregate_value_p, must_pass_in_stack_var_size,
920 must_pass_in_stack_var_size_or_pad): Likewise.
921 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
922 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
923 lookup_filename): Likewise.
925 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
928 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
929 fake fcomi i387 instruction for !TARGET_CMOVE.
930 (ix86_expand_branch): Expand natural sequence with one jump for
931 all targets, not only TARGET_CMOVE.
932 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
933 pattern to implement fake fcomi sequence. Split instruction after
934 reload to correct compare sequences.
935 (*cmpfp_xf_cc): Ditto.
936 (*cmpfp_<mode>_cc): Ditto.
937 (*cmpfp_u_cc): Ditto.
938 (*cmpfp_<mode>_cc): Ditto.
940 2007-08-23 Richard Guenther <rguenther@suse.de>
942 * tree-pretty-print.c (dump_generic_node): Annotate
943 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
945 2007-08-23 Richard Guenther <rguenther@suse.de>
947 * builtins.c (expand_builtin_mathfn): Wrap argument in
948 save_expr directly instead of re-building the call.
949 (expand_builtin_mathfn_2): Likewise.
950 (expand_builtin_mathfn_3): Likewise.
951 (expand_builtin_interclass_mathfn): Likewise.
952 (expand_builtin_int_roundingfn): Set arg.
953 (expand_builtin_int_roundingfn_2): Likewise.
955 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
957 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
958 *sse_nand<mode>3, *sse_xor<mode>3): New.
960 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
963 * config/i386/i386.c (print_operand): Handle ';' code. Output
964 semicolon for TARGET_MACHO.
965 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
966 emit semicolon after 'lock' prefix.
967 (sync_double_compare_and_swap<mode>): Ditto.
968 (*sync_double_compare_and_swapdi_pic): Ditto.
969 (*sync_compare_and_swap_cc<mode>): Ditto.
970 (sync_double_compare_and_swap_cc<mode>): Ditto.
971 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
972 (sync_old_add<mode>): Ditto.
973 (sync_add<mode>): Ditto.
974 (sync_sub<mode>): Ditto.
975 (sync_ior<mode>): Ditto.
976 (sync_and<mode>): Ditto.
977 (sync_xor<mode>): Ditto.
979 2007-08-22 Chao-ying Fu <fu@mips.com>
981 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
983 (copy_rtx): Handle CONST_FIXED.
984 (rtx_equal_p): Likewise.
985 * rtl.h (fixed_value.h): New include.
986 (rtx_def): Add a new field of fixed_value to u.
987 (XCNMPFV): Define for accessing fixed_value.
988 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
990 * rtl.def (CONST_FIXED): New constant.
991 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
992 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
993 US_ASHIFT): New codes.
994 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
995 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
996 unsigned_fract_convert, unsigned_sat_fract): Document them.
997 * varasm.c (assemble_integer): Extend to support fixed-point constants
998 by using different machine classes.
999 (decode_addr_const): Handle FIXED_CST.
1000 (const_hash_1): Likewise.
1001 (compare_constant): Likewise.
1002 (copy_constant): Likewise.
1003 (const_rtx_hash_1): Handle CONST_FIXED.
1004 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1005 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1007 (initializer_constant_valid_p): Handle FIXED_CST.
1008 (output_constant): Support FIXED_POINT_TYPE.
1009 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1010 * cse.c (hash_rtx): Support CONST_FIXED.
1011 (exp_equiv_p): Likewise.
1012 (cannon_reg): Likewise.
1013 (fold_rtx): Likewise.
1014 (equiv_constant): Likewise.
1015 (cse_process_notes_1): Likewise.
1016 (count_reg_usage): Likewise.
1017 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1018 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1019 (wrap_constant): Check CONST_FIXED.
1020 (cselib_hash_rtx): Support CONST_FIXED.
1021 (cselib_subst_to_values): Likewise.
1022 * df-scan.c (df_uses_record): Likewise.
1023 * gcse.c (want_to_gcse_p): Likewise.
1024 (oprs_unchanged_p): Likewise.
1025 (oprs_not_set_p): Likewise.
1026 (compute_transp): Likewise.
1027 (extract_mentioned_regs_helper): Likewise.
1028 * genemit.c (gen_exp): Likewise.
1029 * local-alloc.c (equiv_init_varies_p): Likewise.
1030 (contains_replace_regs): Likewise.
1031 (memref_referenced_p): Likewise.
1032 * loop-invariant.c (check_maybe_invariant): Likewise.
1033 (hash_invariant_expr_1): Likewise.
1034 (invariant_expr_equal_p): Likewise.
1035 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1036 * regclass.c (reg_scan_mark_refs): Likewise.
1037 * regrename.c (scan_rtx): Likewise.
1038 * resource.c (mark_referenced_resources): Likewise.
1039 (mark_set_resources): Likewise.
1040 * rtlanal.c (rtx_unstable_p): Likewise.
1041 (rtx_varies_p): Likewise.
1042 (count_occurrences): Likewise.
1043 (reg_mentioned_p): Likewise.
1044 (modified_between_p): Likewise.
1045 (modified_in_p): Likewise.
1046 (volatile_insn_p): Likewise.
1047 (volatile_refs_p): Likewise.
1048 (side_effects_p): Likewise.
1049 (may_trap_p_1): Likewise.
1050 (inequality_comparisons_p): Likewise.
1051 (computed_jump_p_1): Likewise.
1052 (commutative_operand_precedence): Likewise.
1053 * sched-deps.c (sched_analyze_2): Likewise.
1054 * sched-vis.c (print_value): Likewise.
1055 * reload.c (operands_match_p): Likewise.
1056 (subst_reg_equivs): Likewise.
1057 * reload1.c (eliminate_regs_1): Likewise.
1058 (elimination_effects): Likewise.
1059 (scan_paradoxical_subregs): Likewise.
1060 * alias.c (rtx_equal_for_memref_p): Likewise.
1061 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1062 * emit-rtl.c (const_fixed_htab): New hash table.
1063 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1065 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1066 const_fixed_from_fixed_value): New functions.
1067 (verify_rtx_sharing): Handle CONST_FIXED.
1068 (copy_rtx_if_shared_1): Likewise.
1069 (reset_used_flags): Likewise.
1070 (set_used_flags): Likewise.
1071 (copy_insn_1): Likewise.
1072 (init_emit_once): Create const_fixed_htab.
1073 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1075 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1077 PR tree-optimization/32949
1078 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1079 before failing for ivs with non-constant step.
1081 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1083 * doc/md.texi (Iterators): Renamed from Macros. All contents
1084 changed to reflect rename of respectively define_code_macro and
1085 define_mode_macro to define_code_iterator and define_mode_iterator.
1086 (Mode Iterators, Code Iterators): Similar.
1087 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1088 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1089 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1090 (initialize_iterators, find_iterator, check_code_iterator)
1091 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1092 (read_mapping, read_rtx_1): Similar.
1093 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1094 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1095 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1096 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1097 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1098 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1099 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1100 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1101 config/rs6000/sync.md, config/rs6000/rs6000.md,
1102 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1103 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1104 config/vax/vax.md, config/bfin/bfin.md: Similar.
1106 2007-08-22 David Daney <ddaney@avtrex.com>
1108 * doc/install.texi (Testing): Mention testing on a simulator.
1110 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1112 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1114 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1115 and rearrange floating point conversion functions into different
1118 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1120 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1121 dfa_post_advance_cycle): New scheduler hooks.
1122 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1123 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1125 (TARGET_SCHED): Use them.
1126 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1127 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1128 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1130 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1131 function to facilitate debugging.
1132 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1133 (output_insn_has_dfa_reservation_p): New static function to output
1134 insn_has_dfa_reservation_p ().
1135 (write_automata): Use it.
1136 * genattr.c (main): Output declaration for
1137 insn_has_dfa_reservation_p ().
1139 2007-08-22 Christian Bruel <christian.bruel@st.com>
1140 Richard Guenther <rguenther@suse.de>
1142 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1143 * simplify_rtx (simplify_binary_operation_1): Likewise.
1145 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1147 PR rtl-optimization/32557
1148 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1149 of REGNO (mws->mw_reg).
1151 2007-08-22 Richard Guenther <rguenther@suse.de>
1154 * builtins.c (expand_builtin_int_roundingfn): Replace call
1155 argument wrapped with SAVE_EXPR directly.
1156 (expand_builtin_int_roundingfn_2): Likewise.
1158 2007-08-22 Richard Guenther <rguenther@suse.de>
1160 * tree-inline.c (inlinable_function_p): Restore disregarding
1161 inline limits for GNU extern inline functions.
1163 2007-08-22 Richard Guenther <rguenther@suse.de>
1166 * tree.c (host_integerp): Treat sizetype as signed as it is
1169 2007-08-21 Ian Lance Taylor <iant@google.com>
1171 PR tree-optimization/33134
1172 * tree-vrp.c (adjust_range_with_scev): Call
1173 set_value_range_to_value.
1175 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1177 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1180 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1182 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1185 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1187 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1188 cases to set eight bytes at a time.
1189 (expand_block_move): Likewise.
1191 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1194 * dwarf2out.c (gen_decl_die): Don't call
1195 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1197 2007-08-21 Paul Brook <paul@codesourcery.com>
1198 Nathan Sidwell <nathan@codesourcery.com>
1199 Mark Mitchell <mark@codesourcery.com>
1200 Joseph Myers <joseph@codesourcery.com>
1202 * configure.ac: Add --with-pkgversion and --with-bugurl.
1203 * configure: Regenerate.
1204 * doc/install.texi: Document them.
1205 * version.c (version_string): Remove VERSUFFIX.
1206 (VERSUFFIX): Remove.
1207 (pkgversion_string): New.
1208 (bug_report_url): Do not hard-code initializer.
1209 * version.h (pkgversion_string): Declare.
1210 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1212 (version.o): Define PKGVERSION and BUGURL.
1213 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1214 (%.pod): Define BUGURL.
1215 * gcc.c (process_command, main): Use pkgversion_string.
1216 * toplev.c (compile_file, print_version): Likewise.
1217 * protoize.c (main): Likewise.
1218 * gcov.c (print_version): Likewise. Update copyright date.
1219 * gcov-dump.c (print_version): Likewise. Update copyright date.
1220 * mips-tdump.c (main): Likewise. Update copyright date.
1221 * mips-tfile.c (main): Likewise. Update copyright date.
1222 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1223 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1224 shorten description.
1225 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1226 * doc/gccint.texi: Likewise.
1227 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1228 Update copyright date.
1230 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1233 (ix86_expand_strlensi_unroll_1): Ditto.
1234 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1235 (ix86_expand_carry_flag_compare): Update comment.
1237 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1240 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1241 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1243 2007-08-21 Richard Guenther <rguenther@suse.de>
1245 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1247 2007-08-21 Richard Guenther <rguenther@suse.de>
1250 * fold-const.c (fold_binary): Remove index +p PTR folding.
1251 Fix types of POINTER_PLUS_EXPR generated by folding of
1254 2007-08-20 Chao-ying Fu <fu@mips.com>
1256 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1257 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1258 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1259 (c_common_fixed_point_type_for_size): Declare.
1260 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1261 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1262 (c_token_starts_declspecs): Likewise.
1263 (c_parser_declspecs): Likewise.
1264 (c_parser_attributes): Likewise.
1265 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1266 (c_declspecs): Add saturating_p.
1267 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1268 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1269 _Sat. Handle RID_SAT.
1270 Avoid using void, bool, char, int, float, double, _Decimal32,
1271 _Decimal64, _Decimal128, and complex with _Sat.
1272 Handle RID_FRACT and RID_ACCUM.
1273 Make sure _Sat is used with _Fract or _Accum.
1274 (finish_declspecs): Handle cts_fract and cts_accum.
1275 * c-common.c (fixed-value.h): New include.
1276 (constant_expression_warning): Handle FIXED_CST.
1277 (overflow_warning): Likewise.
1278 (warnings_for_convert_and_check): Likewise.
1279 (c_common_fixed_point_type_for_size): New.
1280 (c_common_type_for_mode): Handle fixed-point modes to
1281 return various saturating/non-saturating, signed/unsigned types.
1282 (c_common_signed_or_unsigned_type): Support fixed-point types.
1283 (shorten_compare): Check fixed-point zero.
1284 Handle FIXED_POINT_TYPE.
1285 (c_common_truthvalue_conversion): Handle FIXED_CST.
1286 Handle FIXED_POINT_TYPE.
1287 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1289 (handle_mode_attribute): Handle fixed-point modes. Need to check
1290 if the signness of base type and fixed-point modes are consistent.
1291 (handle_vector_size_attribute): Handle fixed-point modes.
1292 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1293 (warn_for_div_by_zero): Check fixed-point zero.
1294 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1295 a common fixed-point type based on fbit, ibit, sign, and saturation.
1296 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1297 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1298 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1299 (convert_for_assignment): Support FIXED_POINT_TYPE.
1300 (digest_init): Handle FIXED_POINT_TYPE.
1301 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1302 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1303 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1304 GE_EXPR, LT_EXPR, GT_EXPR.
1305 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1306 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1307 * target.h (gcc_target): Add fixed_point_supported_p.
1308 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1309 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1310 (default_fixed_point_supported_p): Define.
1311 * targhooks.h (default_fixed_point_supported_p): Declare.
1312 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1313 * doc/install.texi (Configuration): Add --enable-fixed-point.
1314 * configure.ac (--enable-fixed-point): New to enable fixed-point
1315 arithmetic extension to C. For mips targets, we enable it by default.
1316 * configure, config.in: Regenerate.
1318 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1320 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1322 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1324 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1325 DWARF2_DEBUGGING_INFO.
1326 (cold_text_section_used): Same.
1327 (cold_text_section): Same.
1329 2007-08-20 Richard Guenther <rguenther@suse.de>
1331 * c-typeck.c (convert_for_assignment): Use the type of
1332 the member for the initialization.
1334 2007-08-20 Richard Guenther <rguenther@suse.de>
1336 * c-objc-common.c (c_disregard_inline_limits): Remove.
1337 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1338 * cgraphunit.c (cgraph_process_new_functions): Call
1339 disregard_inline_limits_p.
1340 (cgraph_preserve_function_body_p): Likewise.
1341 * ipa-inline.c (compute_inline_parameters): Likewise.
1342 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1344 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1345 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1346 disregard_inline_limits langhook.
1347 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1349 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1350 disregard_inline_limits langhook.
1351 * tree-inline.c (disregard_inline_limits_p): New function.
1352 * tree-inline.h (disregard_inline_limits_p): Declare.
1354 2007-08-20 Richard Guenther <rguenther@suse.de>
1356 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1357 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1358 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1359 auto_var_in_fn_p langhook.
1360 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1362 * tree.c (auto_var_in_fn_p): ... here.
1363 (find_var_from_fn): Call auto_var_in_fn_p directly.
1364 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1365 auto_var_in_fn_p langhook.
1366 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1367 (copy_body_r): Likewise.
1368 (self_inlining_addr_expr): Likewise.
1369 * tree.h (auto_var_in_fn_p): Declare.
1371 2007-08-20 Richard Guenther <rguenther@suse.de>
1373 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1374 (walk_type_fields): Take lh parameter.
1375 (walk_tree): Rename to ...
1376 (walk_tree_1): ... this. Do not call the walk_subtrees
1377 langhook but the now passed callback. Pass lh on recursion.
1378 (walk_tree_without_duplicates): Rename to ...
1379 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1380 and call walk_tree_1.
1381 * tree.h (walk_tree_lh): New typedef.
1382 (walk_tree_1): Declare.
1383 (walk_tree_without_duplicates_1): Likewise.
1384 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1385 (walk_tree_without_duplicates): New define to
1386 walk_tree_without_duplicates_1 with NULL lh parameter.
1387 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1388 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1390 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1391 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1392 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1395 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1398 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1399 code in front of the compacting of basic blocks.
1400 Move the folding of statements inbetween the cgraph checking
1401 and compacting of basic blocks.
1403 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1404 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1407 * config/alpha/alpha.c (va_list_skip_additions): Check for
1408 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1409 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1410 PLUS_EXPR when checking ap.__base.
1411 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1412 when doing addition on pointer types. Use size_int instead of
1414 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1415 ptr_type in the second operand.
1417 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1420 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1422 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1425 * cfgexpand.c (expand_one_register_var): Mark pointer
1426 DECL_ARTIFICIAL as REG_POINTER also.
1427 * stmt.c (expand_decl): Likewise.
1429 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1436 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1437 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1438 on_worklist argument and avoid adding things to worklist multiple
1440 (add_to_worklist): Ditto.
1441 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1442 single SFT is clobbered.
1443 (set_initial_properties): Ditto.
1444 (compute_call_clobbered): Update for changes to function
1446 (create_overlap_variables_for): Always create SFT for offset 0.
1447 (create_structure_vars): Handle PHI's, since we are in SSA form at
1449 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1450 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1452 (add_vars_for_offset): Figure out aliases from access + points-to.
1453 (add_virtual_operand): Use add_vars-for_offset.
1454 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1455 (add_call_clobber_ops): Remove makes_clobbering_call set.
1456 (get_expr_operands): Always pass through the INDIRECT_REF
1458 * tree-ssa-structalias.c (struct constraint_graph): Remove
1460 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1461 address_taken, pt_used, number_incoming.
1462 (FIRST_ADDR_NODE): Removed.
1463 (merge_graph_nodes): Remove broken code for the moment.
1464 (init_graph): New function.
1465 (build_pred_graph): Remove code to init_graph.
1466 Add location equivalence support.
1467 (struct scc_info): Rename roots to deleted.
1469 (init_scc_info): Ditto
1470 (init_topo_info): Use graph->size.
1471 (compute_topo_order): Ditto.
1472 (do_da_constraint): Removed.
1473 (do_sd_constraint): Remove calls to find().
1474 set_union_with_increment should always get 0 as last arg here.
1475 (do_complex_constraint): Replace do_da_constraint with assert.
1477 (struct equiv_class_label): New.
1478 (pointer_equiv_class_table): Ditto.
1479 (location_equiv_class_table): Ditto.
1480 (equiv_class_label_hash): Ditto.
1481 (equiv_class_label_eq): Ditto
1482 (equiv_class_lookup): Ditto.
1483 (equiv_class_ladd): Ditto.
1484 (pointer_equiv_class): Ditto.
1485 (location_equiv_class): Ditto.
1486 (condense_visit): Rename and rewrite from label_visit to do only
1487 SCC related stuff for HU.
1488 (label_visit): Do HU work for HU.
1489 (perform_var_substitution): Update to do HU and location
1491 (free_var_substitution_info): Update to free HU and location
1492 equivalence structures. */
1493 (find_equivalent_node): Update for pointer but not location
1495 (unite_pointer_equivalences): New function.
1496 (move_complex_constraints): Rewrite to only do moving.
1497 (rewrite_constraints): Split out of move_complex_constraints.
1498 (solve_graph): Use graph->size.
1499 (process_constraint_1): Add from_call argument, use it.
1500 Split *a = &b into two constraints.
1501 (process_constraint): Use new process_constraint_1.
1502 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1503 (get_constraint_for): Handle non-pointer integers properly.
1504 Remove code that used to handle structures.
1505 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1506 with unknown addends.
1507 (handle_rhs_call): New function.
1508 (find_func_aliases): Use handle_rhs_call.
1509 (set_uids_in_ptset): Add an assert.
1510 (set_used_smts): Fix bug in not considering unified vars.
1511 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1512 (compute_points_to_sets): Update for other function changes.
1513 (delete_points_to_sets): Ditto.
1514 (ipa_pta_execute): Ditto.
1515 (pass_ipa_pta): We need to update SSA after ipa_pta.
1517 2007-08-19 Jan Hubicka <jh@suse.cz>
1519 * i386.md: Replace "rim" and "mri" constraints by "g".
1521 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1523 * dwarf2out.c (text_section_used, cold_text_section_used,
1524 cold_text_section, dwarf2out_note_section_used): New.
1525 (dwarf2out_init): Initialize cold_text_section.
1526 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1527 dwarf2out_note_section_used.
1528 (size_of_aranges): Only count entry for text section if it was
1529 used. Count entry for cold text section if it was used.
1530 (output_aranges): Only output entries for text section and cold
1531 text section if they were used.
1533 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1535 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1537 (debug_generic_stmt): Likewise.
1538 (debug_tree_chain): Likewise.
1540 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1542 * tree-data-refs.c (split_constant_offset): Expose.
1543 * tree-data-refs.h (split_constant_offset): Add declaration.
1545 * tree-vectorizer.h (dr_alignment_support): Renamed
1546 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1547 Added a new value dr_explicit_realign.
1548 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1549 dr_offset, dr_step, and dr_aligned_to, along with new access
1550 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1551 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1552 STMT_VINFO_DR_ALIGNED_TO.
1554 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1556 In case of outer-loop vectorization with non-fixed misalignment - use
1557 the dr_explicit_realign scheme instead of the optimized realignment
1559 (new_stmt_vec_info): Initialize new fields.
1561 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1562 'nested_in_vect_loop' case. Change verbosity level.
1563 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1564 Don't fail on zero step in the outer-loop for loads.
1565 (vect_analyze_data_refs): Call split_constant_offset to calculate
1566 base, offset and init relative to the outer-loop.
1568 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1569 BSI function argument with a new function argument - at_loop.
1570 Simplify the condition that determines STEP. Takes additional argument
1571 INV_P. Support outer-loop vectorization (handle the
1572 nested_in_vect_loop case), including zero step in the outer-loop. Call
1573 vect_create_addr_base_for_vector_ref with additional argument.
1574 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1575 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1576 Fixed and simplified calculation of step.
1577 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1578 of bsi, and with additional argument. Call bump_vector_ptr with
1579 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1580 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1581 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1582 when the realignment setup needs to take place inside the loop.
1583 Support the dr_explicit_realign scheme. Allow generating the optimized
1584 realignment scheme for outer-loop vectorization. Added documentation.
1585 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1586 the 'nested_in_vect_loop' case, including loads that are invariant in
1587 the outer-loop and the realignment schemes. Handle the case when the
1588 realignment setup needs to take place inside the loop. Call
1589 vect_setup_realignment with additional arguments. Call
1590 vect_create_data_ref_ptr with additional argument and with loop instead
1591 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1592 (vect_gen_niters_for_prolog_loop): Call
1593 vect_create_addr_base_for_vector_ref with additional arguments.
1594 (vect_create_cond_for_align_checks): Likewise.
1595 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1596 scheme: takes additional argument bump; argument ptr_incr is now
1597 optional; updated documentation.
1598 (vect_init_vector): Takes additional argument (bsi). Use it, if
1599 available, to insert the vector initialization.
1600 (get_initial_def_for_induction): Pass additional argument in call to
1602 (vect_get_vec_def_for_operand): Likewise.
1603 (vect_setup_realignment): Likewise.
1604 (vectorizable_load): Likewise.
1606 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1608 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1609 as argument instead of struct loop.
1610 (nested_in_vect_loop_p): New function.
1611 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1613 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1614 from other phis in the loop.
1615 (destroy_loop_vec_info): Add additional argument to declaration.
1617 * tree-vectorizer.c (supportable_widening_operation): Also check if
1618 nested_in_vect_loop_p (don't allow changing the order in this case).
1619 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1620 of struct loop. Call nested_in_vect_loop_p and don't require
1621 flag_unsafe_math_optimizations if it returns true.
1622 (new_stmt_vec_info): When setting def_type for phis differentiate
1623 loop-header phis from other phis.
1624 (bb_in_loop_p): New function.
1625 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1626 just update their loop_vinfo. Order of BB traversal now matters -
1627 call dfs_enumerate_from with bb_in_loop_p.
1628 (destroy_loop_vec_info): Takes additional argument to control whether
1629 stmt_vinfo of the loop stmts should be destroyed as well.
1630 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1631 reduction stmt to be defines by a non loop-header phi.
1632 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1634 * tree-vect-transform.c (vectorizable_reduction): Call
1635 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1636 (vectorizable_call): Likewise.
1637 (vectorizable_conversion): Likewise.
1638 (vectorizable_operation): Likewise.
1639 (vectorizable_type_promotion): Likewise.
1640 (vectorizable_type_demotion): Likewise.
1641 (vectorizable_store): Likewise.
1642 (vectorizable_live_operation): Likewise.
1643 (vectorizable_reduction): Likewise. Also pass loop_info to
1644 vect_is_simple_reduction instead of loop.
1645 (vect_init_vector): Call nested_in_vect_loop_p.
1646 (get_initial_def_for_reduction): Likewise.
1647 (vect_create_epilog_for_reduction): Likewise.
1648 (vect_init_vector): Check which loop to work with, in case there's an
1650 (get_initial_def_for_inducion): Extend to handle outer-loop
1651 vectorization. Fix indentation.
1652 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1653 In the case vect_induction_def get the vector def from the induction
1654 phi node, instead of calling get_initial_def_for_inducion.
1655 (get_initial_def_for_reduction): Extend to handle outer-loop
1657 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1659 (vect_transform_loop): Change assert to just skip this case. Add a
1661 (vect_finish_stmt_generation): Add a couple asserts.
1663 (vect_estimate_min_profitable_iters): Multiply
1664 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1666 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1667 this is an inner-loop reduction in outer-loop vectorization.
1669 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1670 Same code as what used to be vect_analyze_scalar_cycles, only with
1671 additional argument loop, and loop_info passed to
1672 vect_is_simple_reduction instead of loop.
1673 (vect_analyze_scalar_cycles): Code factored out into
1674 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1675 Updated documentation.
1676 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1677 outer-loop vectorization that are live or not used in the outerloop,
1678 cause this requires special handling.
1679 (vect_enhance_data_refs_alignment): Don't consider versioning for
1681 (vect_analyze_data_refs): Check that there are no datarefs in the
1683 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1684 and vect_used_in_outer_by_reduction cases.
1685 (process_use): Also consider the case of outer-loop stmt defining an
1686 inner-loop stmt and vice versa.
1687 (vect_analyze_loop_1): New function.
1688 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1689 loops. Call vect_analyze_loop_1.
1690 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1691 been vectorized. Call destroy_loop_vec_info with additional argument.
1693 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1694 in the inner-loop when doing outer-loop vectorization. Add
1695 documentation and printout.
1696 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1697 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1699 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1701 * tree-affine.h (print_aff): New prototype.
1702 (debug_aff): Likewise.
1703 * tree-affine.c (print_aff): New function.
1704 (debug_aff): Likewise.
1706 2007-08-18 Paul Brook <paul@codesourcery.com>
1707 Joseph Myers <joseph@codesourcery.com>
1709 * common.opt (-fdebug-prefix-map=): New option.
1710 * opts.c: Include debug.h.
1711 (common_handle_option): Handle -fdebug-prefix-map.
1712 * final.c: Include ggc.h.
1713 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1714 remap_debug_filename): New.
1715 * Makefile.in (final.o, opts.o): Update dependencies.
1716 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1717 * configure.ac: Check for assembler --debug-prefix-map support.
1718 * configure, config.in: Regenerate.
1719 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1720 (ASM_DEBUG_SPEC): Include ASM_MAP.
1721 * doc/install.texi (--with-debug-prefix-map): Document.
1722 * doc/invoke.texi (-fdebug-prefix-map): Document.
1723 * dbxout.c (dbxout_init, dbxout_start_source_file,
1724 dbxout_source_file): Call remap_debug_filename.
1725 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1726 dwarf2out_start_source_file, dwarf2out_finish): Call
1727 remap_debug_filename.
1728 (file_table_relative_p): Do not check d->emitted_number.
1729 * toplev.c (output_file_directive): Call remap_debug_filename.
1730 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1731 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1733 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1735 * loop-invariant.c (find_invariants_to_move): Add missing macro
1738 2007-08-17 Tom Tromey <tromey@redhat.com>
1740 * tree.h (struct tree_label_decl): Removed old "java" fields.
1742 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1743 Nigel Stephens <nigel@mips.com>
1745 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1746 Treat -mno-data-in-code and -mcode-xonly as aliases for
1747 -mcode-readable=no and -mcode-readable=pcrel respectively.
1748 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1749 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1750 (MULTILIB_DIRNAMES): Update accordingly.
1752 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1754 * Makefile.in (version.o): Depend on $(REVISION) only if
1755 REVISION_s is defined.
1757 2007-08-17 Sa Liu <saliu@de.ibm.com>
1758 Ulrich Weigand <uweigand@de.ibm.com>
1761 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1762 use build_qualified_type to retain qualifiers of the base type.
1764 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1766 * config/score/score.md : Update pattern tablejump.
1767 * config/score/score.c : Update score_initialize_trampoline
1769 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1770 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1771 * doc/contrib.texi: Add my entry.
1773 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1775 * Makefile.in (REVISION): New.
1778 (version.o): Also depend on $(REVISION). Add
1779 -DREVISION=$(REVISION_s).
1781 * version.c (version_string): Add REVISION.
1783 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1785 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1786 of GOTO that's relocated to a different block.
1788 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1790 * c-common.c (const_strip_array_types): New.
1791 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1792 (const_strip_array_types): New.
1793 * c-objc-common.c (c_disregard_inline_limits,
1794 c_warn_unused_global_decl): Constify.
1795 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1796 c_vla_type_p, c_incomplete_type_error): Likewise.
1797 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1798 * hooks.c (hook_bool_const_tree_false): New.
1799 * hooks.h (hook_bool_const_tree_false): Likewise.
1800 * langhooks-def.h (lhd_warn_unused_global_decl,
1801 lhd_incomplete_type_error, lhd_expr_size,
1802 lhd_tree_inlining_disregard_inline_limits,
1803 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1804 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1805 * langhooks.c (lhd_warn_unused_global_decl,
1806 lhd_incomplete_type_error,
1807 lhd_tree_inlining_disregard_inline_limits,
1808 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1809 lhd_expr_size): Likewise.
1810 * langhooks.h (lang_hooks_for_tree_inlining,
1811 lang_hooks_for_tree_dump, lang_hooks_for_types,
1812 lang_hooks_for_decls, lang_hooks): Likewise.
1813 * pointer-set.c (pointer_set_t, pointer_set_create,
1814 pointer_set_contains, insert_aux, pointer_set_insert,
1815 pointer_set_traverse, pointer_map_t, pointer_map_create,
1816 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1818 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1819 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1820 pointer_map_traverse): Likewise.
1821 * predict.c (assert_is_empty): Likewise.
1822 * tree-affine.c (free_name_expansion): Likewise.
1823 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1824 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1825 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1827 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1829 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1831 (destroy_loop_vec_info): Add call to VEC_free.
1832 * tree-vectorizer.h (may_alias_ddrs): Define.
1833 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1834 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1835 Change reporting to dump.
1836 (vect_is_duplicate_ddr): New.
1837 (vect_mark_for_runtime_alias_test): New.
1838 (vect_analyze_data_ref_dependences) Add call to
1839 vect_mark_for_runtime_alias_test.
1840 (vect_enhance_data_refs_alignment): Define local variable
1841 vect_versioning_for_alias_required, don't perform
1842 peeling for alignment if versioning for alias is
1844 (vect_enhance_data_refs_alignment): Use
1845 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1846 PARAM_VECT_MAX_VERSION_CHECKS.
1847 * tree-vect-transform.c
1848 (vect_create_cond_for_alias_checks): New.
1849 (vect_transform_loop): Add call to
1850 vect_create_cond_for_alias_checks.
1851 (vect_vfa_segment_size): New.
1852 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1854 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1855 * gcc/doc/invoke.texi
1856 (vect-max-version-for-alignment-checks): Document.
1857 (vect-max-version-for-alias-checks): Document.
1858 (vect-max-version-checks): Remove.
1860 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1863 the same line as the instruction for all asm dialects.
1864 (*rep_movsi): Ditto.
1865 (*rep_movsi_rex64): Ditto.
1866 (*rep_movqi): Ditto.
1867 (*rep_movqi_rex64): Ditto.
1868 (*rep_stosdi_rex64): Ditto.
1869 (*rep_stossi): Ditto.
1870 (*rep_stossi_rex64): Ditto.
1871 (*rep_stosqi): Ditto.
1872 (*rep_stosqi_rex64): Ditto.
1873 (*cmpstrnqi_nz_1): Ditto.
1874 (*cmpstrnqi_nz_rex_1): Ditto.
1875 (*cmpstrnqi_1): Ditto.
1876 (*cmpstrnqi_rex_1): Ditto.
1877 (*strlenqi_1): Ditto.
1878 (*strlenqi_rex_1): Ditto.
1879 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1880 prefix on the same line as the instruction for all asm dialects.
1881 (sync_double_compare_and_swap<mode>): Ditto.
1882 (*sync_double_compare_and_swapdi_pic): Ditto.
1883 (*sync_compare_and_swap_cc<mode>): Ditto.
1884 (sync_double_compare_and_swap_cc<mode>): Ditto.
1885 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1886 (sync_old_add<mode>): Ditto.
1887 (sync_add<mode>): Ditto.
1888 (sync_sub<mode>): Ditto.
1889 (sync_ior<mode>): Ditto.
1890 (sync_and<mode>): Ditto.
1891 (sync_xor<mode>): Ditto.
1893 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1896 * reload.c (find_reloads): Check that the memory returned by
1897 find_reloads_toplev was not the result of forcing a constant
1899 (find_reloads_toplev): Always use simplify_gen_subreg to get
1900 the subreg of a constant. If the result is also a constant,
1901 but not a legitimate one, force it into the constant pool
1902 and reload its address.
1904 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1906 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1909 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1911 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1912 directive for the current vector ABI.
1914 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1917 * caller-save.c (reg_save_code): Set invalide status on restore code.
1919 2007-08-15 Diego Novillo <dnovillo@google.com>
1921 * tree-ssa-alias.c (compute_memory_partitions): Use
1922 alias_bitmap_obstack to allocate bitmaps.
1923 (reset_alias_info): Factor out of init_alias_info.
1924 Mark all name tags not associated to an SSA name for renaming.
1925 (init_alias_info): Call it.
1926 (create_name_tags): Tidy. Add comments.
1927 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1929 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1931 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1932 scheduler dependencies.
1934 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1936 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1938 (*iorsi_1_zext): Likewise.
1939 (*iorsi_1_zext_imm): Likewise.
1940 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1941 with "rm"/"xm" constraint.
1942 (sse2_vmsqrtv2df2): Likewise.
1944 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1947 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1950 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1952 * tree-pass.h (PROP_pta): Removed.
1953 (TODO_rebuild_alias): New.
1954 (pass_may_alias): Removed.
1955 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1956 aliasing if we changed something.
1957 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1959 (pass_may_alias): Removed.
1960 (create_structure_vars): Return TODO_rebuild_alias.
1961 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1962 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1964 (tree_sra_early): We never affect aliasing right now.
1965 * tree-flow.h (compute_may_aliases): New prototype.
1966 * passes.c: Remove pass_may_alias from the passes.
1967 (execute_function_todo): Support TODO_rebuild_alias.
1969 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1971 * i386.c: (legitimize_address): Move dllimported variable check
1972 infront of legitimizing pic address of CONST symbols.
1974 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1976 PR tree-optimization/32941
1977 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1978 (goto_queue_cmp): Remove.
1979 (find_goto_replacement): Change search method.
1980 (maybe_record_in_goto_queue): Add assert.
1981 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1982 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1984 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1986 * alias.c (component_uses_parent_alias_set): Constify.
1987 * alias.h (component_uses_parent_alias_set): Likewise.
1988 * cfgrtl.c (print_rtl_with_bb): Likewise.
1989 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1990 mpz_get_double_int): Likewise.
1991 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1992 mpz_get_double_int): Likewise.
1993 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1994 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1996 * expr.h (safe_from_p): Likewise.
1997 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1999 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2000 zero_sized_type, goa_lhs_expr_p): Likewise.
2001 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2002 * rtl.h (print_rtl_with_bb): Likewise.
2003 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2004 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2005 * tree-flow-inline.h (bb_stmt_list): Constify.
2006 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2008 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2009 const_first_stmt, const_last_stmt): New.
2010 (block_may_fallthru, empty_block_p): Constify.
2011 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2012 EXPR_ONLY_BODY): New.
2013 (expr_first, expr_last, expr_only): Use macro for body.
2014 (const_expr_first, const_expr_last, const_expr_only): New.
2015 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2016 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2017 ctsi_prev, ctsi_stmt): New.
2018 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2019 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2020 * tree-ssa-loop-niter.c (loop_only_exit_p,
2021 derive_constant_upper_bound): Likewise.
2022 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2023 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2024 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2025 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2026 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2027 * tree.c (get_type_static_bounds): Likewise.
2028 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2029 (get_type_static_bounds): Constify.
2031 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2034 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2035 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2036 (*<addsub><mode>3_cc_overflow): New.
2037 (*add<mode>3_cconly_overflow): New.
2038 (*sub<mode>3_cconly_overflow): New.
2039 (*<addsub>si3_zext_cc_overflow): New.
2040 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2041 CCCmode for LTU, GTU, LEU and GEU.
2042 (ix86_comparison_operator): Likewise.
2043 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2044 * config/i386/i386.c (put_condition_code): Support CCCmode.
2045 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2046 or MINUS expressions.
2048 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2051 * c-typeck.c (build_binary_op): Disallow vector float types with
2052 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2054 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2056 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2057 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2058 (dep_def): New typedef.
2059 (init_dep_1, sd_debug_dep): Declare functions.
2060 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2061 (debug_dep_links): Remove.
2062 (struct _deps_list): New field 'n_links'.
2063 (DEPS_LIST_N_LINKS): New macro.
2064 (FOR_EACH_DEP_LINK): Remove.
2065 (create_deps_list, free_deps_list, delete_deps_list): Remove
2067 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2068 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2069 (copy_deps_list_change_con, move_dep_link): Ditto.
2070 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2071 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2073 (INSN_BACK_DEPS): Remove.
2074 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2076 (INSN_DEP_COUNT): Remove.
2077 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2078 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2079 Declare global variables.
2080 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2081 (add_forw_dep, compute_forward_dependences): Remove declarations.
2082 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2083 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2084 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2086 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2088 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2089 (sd_list_types_def): New typedef.
2090 (sd_next_list): Declare function.
2091 (struct _sd_iterator): New type.
2092 (sd_iterator_def): New typedef.
2093 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2095 (FOR_EACH_DEP): New cycle wrapper.
2096 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2098 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2099 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2102 * sched-deps.c (init_dep_1): Make global.
2103 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2105 (dump_dep): New static function.
2106 (dump_dep_flags): New static variable.
2107 (sd_debug_dep): New function.
2108 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2110 (move_dep_link): Use remove_from_deps_list (), instead of
2112 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2113 (dep_link_is_detached_p): New static function.
2114 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2116 (dn_pool, dl_pool): New alloc_pools.
2117 (dn_pool_diff, dl_pool_diff): New static variables.
2118 (create_dep_node, delete_dep_node): New static function.
2119 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2120 (deps_list_empty_p): Make it static. Use 'n_links' field.
2121 (deps_pools_are_empty_p): New static function.
2122 (alloc_deps_list, delete_deps_list): Remove.
2123 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2124 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2125 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2126 (forward_dependency_cache): Remove.
2127 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2128 'back' from the names. Change signature to use dep_t instead of
2130 (add_back_dep): Ditto. Make global.
2131 (check_dep_status): Rename to check_dep ().
2132 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2134 (sd_finish_insn): Ditto.
2135 (sd_find_dep_between_no_cache): New static function.
2136 (sd_find_dep_between): New function.
2137 (ask_dependency_caches, set_dependency_caches): New static functions.
2138 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2139 (add_or_update_dep_1): Separate pieces of functionality into
2140 ask_dependency_caches (), update_dependency_caches (),
2141 change_spec_dep_to_hard (), update_dep ().
2142 (get_back_and_forw_lists): New static function.
2143 (sd_add_dep): Separate setting of dependency caches into
2144 set_dependency_caches ().
2145 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2147 (sd_delete_dep): Ditto.
2148 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2149 (dump_lists): New static function.
2150 (sd_debug_lists): New debug function.
2151 (delete_all_dependences, fixup_sched_groups): Update to use
2152 sd_* infrastructure.
2153 (sched_analyze_2): Create data-speculative dependency only if
2154 data-speculation is enabled.
2155 (sched_analyze_insn): If insn cannot be speculative, make all its
2156 dependencies non-speculative.
2157 (sched_analyze): Use sd_init_insn ().
2158 (add_forw_dep, compute_forward_dependencies): Remove.
2159 (delete_dep_nodes_in_back_deps): New static function.
2160 (sched_free_deps): New function.
2161 (init_dependency_caches): Init alloc_pools.
2162 (extend_depedency_caches): Update after removing of
2163 forward_dependency_cache.
2164 (free_dependency_caches): Ditto. Free alloc_pools.
2165 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2166 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2168 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2169 (add_dependence): Use init_dep ().
2170 (get_dep_weak_1): New static function.
2171 (get_dep_weak): Move logic to get_dep_weak_1 ().
2172 (dump_ds): New static function moved from haifa-sched.c:
2173 debug_spec_status ().
2174 (debug_ds): New debug function.
2175 (check_dep_status): Rename to check_dep (). Update to check whole
2178 * haifa-sched.c (spec_info): Make global.
2179 (added_recovery_block_p): Rename to
2180 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2181 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2182 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2183 to use new interfaces.
2184 (ok_for_early_queue_removal): Ditto.
2185 (schedule_block): Initialize logical uids of insns emitted by the
2187 (sched_init): Initialize new variable.
2188 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2190 (extend_global): Initialize insn data.
2191 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2192 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2194 (add_to_speculative_block): Update to use new interfaces.
2195 (create_recovery_block): Set new variables.
2196 (create_check_block_twin, fix_recovery_deps): Update to use new
2198 (sched_insn_is_legitimate_for_speculation_p): New function.
2199 (speculate_insn): Move checking logic to
2200 sched_insn_is_legitimate_for_speculation_p ().
2201 (sched_remove_insn): Finalize sched-deps information of instruction.
2202 (clear_priorities, add_jump_dependencies): Update to use new
2204 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2206 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2207 to use new interfaces.
2208 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2209 (new_ready): Try to use control speculation only if it is available.
2210 (add_branch_dependences): Update to use new interfaces.
2211 (compute_block_backward_dependences): Rename to
2212 compute_block_dependences (). Call
2213 targetm.sched.dependencies_evaluation_hook ().
2214 (free_block_dependencies): New static function.
2215 (debug_dependencies): Update to use new interfaces.
2216 (schedule_region): Remove separate computation of forward dependencies.
2217 Move call of targetm.sched.dependencies_evaluation_hook () to
2218 compute_block_dependences (). Free dependencies at the end of
2219 scheduling the region.
2221 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2223 (add_deps_for_risky_insns): Ditto.
2224 (schedule_ebb): Remove separate computation of forward dependencies.
2225 Free dependencies at the end of scheduling the ebb.
2227 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2228 (build_intra_loop_deps): Ditto. Remove separate computation of
2229 forward dependencies. Free sched-deps dependencies.
2231 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2232 to use new interfaces.
2233 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2235 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2237 (is_costly_group): Ditto.
2239 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2241 * alias.c (rtx_equal_for_memref_p): Constify.
2242 * basic-block.h (const_edge, const_basic_block): New.
2243 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2244 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2245 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2246 probably_never_executed_bb_p, edge_probability_reliable_p,
2247 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2248 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2250 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2251 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2253 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2254 flow_nodes_print, dfs_enumerate_from): Likewise.
2255 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2256 control_flow_insn_p, count_basic_blocks): Likewise.
2257 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2258 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2259 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2260 average_num_loop_insns, loop_exit_edge_p,
2261 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2262 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2263 average_num_loop_insns, seq_cost): Likewise.
2264 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2265 * dominance.c (dominated_by_p): Likewise.
2266 * emit-rtl.c (validate_subreg): Likewise.
2267 * except.c (can_throw_internal, can_throw_external): Likewise.
2268 * except.h (can_throw_internal, can_throw_external): Likewise.
2269 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2270 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2271 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2272 simple_mem, store_ops_ok, load_kills_store, find_loads,
2273 store_killed_in_insn, store_killed_after, store_killed_before,
2274 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2276 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2277 noce_mem_write_may_trap_or_fault_p): Likewise.
2278 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2280 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2282 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2283 probably_cold_bb_p, probably_never_executed_bb_p,
2284 edge_probability_reliable_p, br_prob_note_reliable_p,
2285 can_predict_insn_p): Likewise.
2286 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2287 * resource.c (return_insn_p): Likewise.
2288 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2290 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2291 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2292 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2293 verify_gimple_modify_stmt): Likewise.
2294 * tree-chrec.c (is_not_constant_evolution,
2295 is_multivariate_chrec_rec, is_multivariate_chrec,
2296 chrec_contains_symbols, chrec_contains_undetermined,
2297 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2298 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2299 eq_evolutions_p, scev_direction): Likewise.
2300 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2301 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2302 chrec_contains_symbols_defined_in_loop,
2303 chrec_contains_undetermined, tree_contains_chrecs,
2304 evolution_function_is_affine_multivariate_p,
2305 evolution_function_is_univariate_p, chrec_zerop,
2306 evolution_function_is_constant_p, evolution_function_is_affine_p,
2307 evolution_function_is_affine_or_constant_p,
2308 tree_does_not_contain_chrecs, chrec_type): Likewise.
2309 * tree-data-ref.c (tree_fold_divides_p,
2310 object_address_invariant_in_loop_p, dr_may_alias_p,
2311 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2312 same_access_functions, constant_access_functions,
2313 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2315 * tree-flow.h (scev_direction): Likewise.
2316 * tree-gimple.c (is_gimple_stmt): Likewise.
2317 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2319 * tree-pretty-print.c (op_prio): Likewise.
2320 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2321 analyzable_condition, backedge_phi_arg_p): Likewise.
2322 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2323 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2324 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2327 2007-08-13 Dan Hipschman <dsh@google.com>
2330 * c-format.c (check_format_arg): Move check for zero-length
2331 format strings below the check for unterminated strings.
2333 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2336 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2339 2007-08-13 Nick Clifton <nickc@redhat.com>
2341 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2343 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2346 * c-format.c (gcc_gfc_length_specs): New array.
2347 (gcc_gfc_char_table): Add unsigned specifier, and references to
2348 the l length modifier.
2349 (format_types_orig): Use the new gcc_gfc_length_specs.
2351 2007-08-12 Sa Liu <saliu@de.ibm.com>
2353 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2354 and with REG_RETVAL note after split.
2356 2007-08-11 David Daney <ddaney@avtrex.com>
2358 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2359 as ATTRIBUTE_UNUSED.
2361 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2362 Segher Boessenkool <segher@kernel.crashing.org>
2364 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2365 HAVE_LOCAL_CPU_DETECT not defined.
2367 2007-08-11 Jan Hubicka <jh@suse.cz>
2369 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2370 (cgraph_process_new_functions): Honor previous value of
2371 disregard_inline_limits.
2372 * ipa-inline.c (compute_inline_parameters): Likewise.
2374 2007-08-11 Ian Lance Taylor <iant@google.com>
2376 * alias.h (alias_set_type): Define new type.
2377 (ALIAS_SET_MEMORY_BARRIER): Use it.
2378 * rtl.h: Include alias.h.
2379 (struct mem_attrs): Use alias_set_type.
2380 * tree.h: Include alias.h
2381 (struct tree_type): Use alias_set_type.
2382 (struct tree_struct_field_tag): Likewise.
2383 (struct tree_decl_common): Likewise.
2384 * alias.c (struct alias_set_entry): Use alias_set_type.
2385 (get_alias_set_entry, alias_set_subset_of): Likewise.
2386 (alias_sets_conflict_p): Likewise.
2387 (alias_sets_must_conflict_p): Likewise.
2388 (objects_must_conflict_p): Likewise.
2389 (get_alias_set, new_alias_set): Likewise.
2390 (record_alias_subset, record_component_aliases): Likewise.
2391 (varargs_set, frame_set): Change to alias_set_type.
2392 (get_varargs_alias_set): Use alias_set_type.
2393 (get_frame_alias_set): Likewise.
2394 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2395 * dse.c (struct store_info): Use alias_set_type.
2396 (struct read_info, struct clear_alias_mode_holder): Likewise.
2397 (clear_alias_set_lookup, canon_address): Likewise.
2398 (record_store, check_mem_read_rtx): Likewise.
2399 (dse_record_singleton_alias_set): Likewise.
2400 (dse_invalidate_singleton_alias_set): Likewise.
2401 * emit-rtl.c (get_mem_attrs): Likewise.
2402 (set_mem_attributes_minus_bitpos): Likewise.
2403 (set_mem_alias_set): Likewise.
2404 * expr.c (store_constructor_field, store_field): Likewise.
2405 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2406 * langhooks.c (lhd_get_alias_set): Likewise.
2407 * langhooks-def.h (lhd_get_alias_set): Likewise.
2408 * reload1.c (alter_reg): Likewise.
2409 * tree-flow.h (struct fieldoff): Likewise.
2410 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2411 (may_alias_p, get_smt_for, create_sft): Likewise.
2412 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2413 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2414 (merge_smts_into): Likewise.
2415 * varasm.c (const_alias_set): Likewise.
2416 * c-common.c (strict_aliasing_warning): Likewise.
2417 (c_common_get_alias_set): Likewise.
2418 * dse.h (dse_record_singleton_alias_set): Update declaration.
2419 (dse_invalidate_singleton_alias_set): Likewise.
2420 * emit-rtl.h (set_mem_alias_set): Likewise.
2421 * c-common.h (c_common_get_alias_set): Likewise.
2422 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2423 * print-tree.c (print_node): Likewise.
2424 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2426 (alpha_setup_incoming_varargs): Use alias_set_type.
2427 * config/i386/i386.c (setup_incoming_varargs_64): Use
2429 (setup_incoming_varargs_ms_64): Likewise.
2430 (ix86_GOT_alias_set): Likewise.
2431 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2432 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2433 (set): Change to alias_set_type.
2434 (get_TOC_alias_set): Use alias_set_type.
2435 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2437 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2438 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2440 (struct_value_alias_set): Likewise.
2441 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2443 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2445 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2446 * config/vxworks.h (TARGET_VXWORKS): Override.
2447 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2448 "mips" if TARGET_VXWORKS.
2450 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2452 * calls.c (avoid_likely_spilled_reg): New function.
2453 (expand_call): Use it.
2455 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2457 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2459 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2461 * config/mips/predicates.md (const_call_insn_operand): Invoke
2462 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2464 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2467 * config/rs6000/driver-rs6000.c: Include link.h.
2468 Use ElfW instead of wordsize-specif typedef.
2470 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2472 * system.h (CONST_CAST): New.
2473 * c-decl.c (c_make_fname_decl): Use it.
2474 * c-lex.c (cb_ident, lex_string): Likewise.
2475 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2476 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2477 give_switch, set_multilib_dir): Likewise.
2478 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2479 * passes.c (execute_one_pass): Likewise.
2480 * prefix.c (update_path): Likewise.
2481 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2482 * tree.c (build_string): Likewise.
2484 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2486 * tree-flow-inline.h (is_exec_stmt): Remove.
2487 (is_label_stmt): Remove.
2488 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2491 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2493 * lower-subreg.c (resolve_shift_zext): Don't adjust
2494 src_reg_num for wordmode operands.
2496 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2497 David Ung <davidu@mips.com>
2499 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2500 (TARGET_SCHED_REORDER2): Define.
2501 (mips_maybe_swap_ready): New.
2502 (mips_last_74k_agen_insn): New.
2503 (mips_74k_agen_init): New.
2504 (mips_74k_agen_reorder): New function to group loads and stores
2506 (mips_sched_init): New.
2507 (mips_sched_reorder): Don't do initialization here. Call
2508 mips_74k_agen_reorder.
2509 (mips_variable_issue): Call mips_74k_agen_init.
2511 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2513 * tree-flow-inline.h (get_filename): Remove.
2515 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2517 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2519 (mips_fetch_insns): Delete in favor of...
2520 (mips_load_store_insns): ...this new function.
2521 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2522 to say whether multiword moves _might_ be split.
2523 (mips_fetch_insns): Delete in favor of...
2524 (mips_load_store_insns): ...this new function.
2525 (mips_rtx_costs): Update the call to mips_address_insns.
2526 (mips_address_cost): Likewise.
2527 * config/mips/mips.md (length): Use mips_load_store_insns instead
2528 of mips_fetch_insns.
2529 * config/mips/constraints.md (R): Use mips_address_insns rather
2530 than mips_fetch_insns. Assume that the move never needs to be split.
2532 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2534 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2535 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2536 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2537 * config/mips/mips.h (mips16_hard_float): Delete.
2538 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2539 definitions, and replace with....
2540 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2541 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2542 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2543 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2544 (override_options): Replace MASK_SOFT_FLOAT references with
2545 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2546 and mips16_hard_float when TARGET_MIPS16.
2548 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2551 * c-typeck.c (build_binary_op): Check for non pointer types before
2552 calling int_fits_type_p.
2554 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2557 * fold-const.c (omit_one_operand): Return only the ommitted expression
2558 if the result is an empty statement.
2559 (pedantic_omit_one_operand): Likewise.
2561 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2563 * c-typeck.c (readonly_error): Improve error for assignment.
2565 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2567 (pp_c_expression): Ditto.
2569 2007-08-09 Simon Baldwin <simonb@google.com>
2571 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2572 break that was preventing simplify_associative_operation() for xor.
2574 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2575 Nigel Stephens <nigel@mips.com>
2577 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2578 Document change in interpretation of value from boolean to
2580 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2581 ffs and ctz using clz.
2582 (expand_unop): Call them.
2583 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2585 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2586 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2587 enable the new ffs expansion on this target.
2589 2007-08-09 Jan Hubicka <jh@suse.cz>
2591 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2592 (expand_ternary_op): Likewise.
2593 (expand_vec_shift_expr): Likewise.
2594 (expand_binop_directly): Likewise.
2595 (expand_binop): Likewise.
2596 (sign_expand_binop): Likewise.
2597 (expand_twoval_unop): Likewise.
2598 (expand_twoval_binop): Likewise.
2599 (expand_twoval_binop_libfunc): Likewise.
2600 (widen_clz): Likewise.
2601 (widen_bswap): Likewise.
2602 (expand_parity): Likewise.
2603 (expand_unop): Likewise.
2604 (expand_abs_nojump): Likewise.
2605 (expand_copysign): Likewise.
2606 (emit_no_conflict_block): Likewise.
2607 (emit_libcall_block): Likewise.
2608 (can_compare_p): Likewise.
2609 (prepare_cmp_insn): Likewise.
2610 (emit_cmp_and_jump_insn_1): Likewise.
2611 (prepare_float_lib_cmp): Likewise.
2612 (emit_conditional_add): Likewise.
2613 (gen_add2_insn): Likewise.
2614 (have_add2_insn): Likewise.
2615 (gen_sub2_insn): Likewise.
2616 (have_sub2_insn): Likewise.
2617 (can_extend_p): Likewise.
2618 (can_fix_p): Likewise.
2619 (can_float_p): Likewise.
2620 (expand_float): Likewise.
2621 (expand_fix): Likewise.
2622 (expand_sfix_optab): Likewise.
2623 (new_optab): Likewise.
2624 (new_convert_optab): Likewise.
2625 (init_libfuncs): Likewise.
2626 (init_interclass_conv_libfuncs): Likewise.
2627 (init_intraclass_conv_libfuncs): Likewise.
2628 (set_conv_libfunc): Likewise.
2629 (init_optabs): Likewise.
2630 (debug_optab_libfuncs): Likewise.
2631 (gen_cond_trap): Likewise.
2632 * optabs.h (optab_handler, convert_optab_hanlder): New.
2633 * genopinit.c: Update optabs generation table.
2634 * reload.c (find_reloads_address_1): Use optabs accestors.
2635 * builtins.c (expand_builtin_mathfn): Likewise.
2636 (expand_builtin_mathfn_2): Likewise.
2637 (expand_builtin_mathfn_3): Likewise.
2638 (expand_builtin_interclass_mathfn): Likewise.
2639 (expand_builtin_sincos): Likewise.
2640 (expand_builtin_cexpi): Likewise.
2641 (expand_builtin_powi): Likewise.
2642 (expand_builtin_strlen): Likewise.
2643 * dojump.c (do_jump): Likewise.
2644 * expr.c (convert_move): Likewise.
2645 (move_by_pieces): Likewise.
2646 (move_by_pieces_ninsns): Likewise.
2647 (can_store_by_pieces): Likewise.
2648 (store_by_pieces_1): Likewise.
2649 (emit_move_via_integer): Likewise.
2650 (emit_move_complex): Likewise.
2651 (emit_move_ccmode): Likewise.
2652 (emit_move_insn_1): Likewise.
2653 (emit_single_push_insn): Likewise.
2654 (store_constructor): Likewise.
2655 (expand_expr_real_1): Likewise.
2656 (do_store_flag): Likewise.
2657 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2658 (enumerate_modes): Likewise.
2659 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2660 (supportable_widening_operation): Likewise.
2661 (supportable_narrowing_operation): Likewise.
2662 * expmed.c (store_bit_field_1): Likewise.
2663 (extract_bit_field_1): Likewise.
2664 (expand_mult_highpart_optab): Likewise.
2665 (expand_smod_pow2): Likewise.
2666 (expand_divmod): Likewise.
2667 (emit_store_flag): Likewise.
2668 * tree-vect-patterns.c
2669 (vect_pattern_recog_1): Likewise.
2670 * tree-ssa-loop-prefetch.c
2671 (nontemporal_store_p): Likewise.
2672 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2673 (vect_create_epilog_for_reduction): Likewise.
2674 (vectorizable_reduction): Likewise.
2675 (vectorizable_operation): Likewise.
2676 (vect_strided_store_supported): Likewise.
2677 (vectorizable_store): Likewise.
2678 (vect_strided_load_supported): Likewise.
2679 (vectorizable_load): Likewise.
2680 * combine.c (simplify_comparison): Likewise.
2681 * tree-vect-generic.c
2682 (type_for_widest_vector_mode): Likewise.
2683 (expand_vector_operations_1): Likewise.
2684 * config/spu/spu.c (spu_expand_mov): Likewise.
2685 (spu_emit_vector_compare): Likewise.
2686 * config/rs6000/rs6000.c
2687 (rs6000_emit_vector_compare): Likewise.
2688 * stmt.c (add_case_node): Likewise.
2689 * reload1.c (gen_reload):
2691 2007-08-09 Michael Matz <matz@suse.de>
2693 * tree.h (fixed_zerop): Declare as taking a const_tree.
2694 * tree.c (fixed_zerop): Take a const_tree.
2696 2007-08-09 Ira Rosen <irar@il.ibm.com>
2698 * tree-vect-transform.c (vectorizable_store): Remove call to
2699 copy_virtual_operands() and call mark_symbols_for_renaming() for
2700 the created vector store.
2701 (vect_setup_realignment): Don't call copy_virtual_operands() and
2702 update_vuses_to_preheader().
2703 (vectorizable_load): Don't call copy_virtual_operands().
2704 (update_vuses_to_preheader): Remove.
2706 2007-08-08 Chao-ying Fu <fu@mips.com>
2708 * tree.def (FIXED_POINT_TYPE): New type.
2709 (FIXED_CST): New constant.
2710 (FIXED_CONVERT_EXPR): New expr.
2711 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2712 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2713 * tree.h (struct tree_base): Add saturating_flag.
2714 Remove one bit of spare for saturating_flag.
2715 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2716 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2717 FIXED_POINT_TYPE_P): Define.
2718 (TYPE_SATURATING): Define.
2719 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2720 (struct tree_fixed_cst): New.
2721 (TYPE_IBIT, TYPE_FBIT): Define.
2722 (tree_node): Add fixed_cst.
2723 (enum tree_index): Add new enumeration values of
2724 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2725 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2726 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2727 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2728 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2729 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2730 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2731 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2732 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2733 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2734 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2735 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2736 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2737 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2738 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2739 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2740 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2741 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2742 (sat_short_fract_type_node, sat_fract_type_node,
2743 sat_long_fract_type_node, sat_long_long_fract_type_node,
2744 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2745 sat_unsigned_long_fract_type_node,
2746 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2747 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2748 unsigned_short_fract_type_node, unsigned_fract_type_node,
2749 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2750 sat_short_accum_type_node, sat_accum_type_node,
2751 sat_long_accum_type_node, sat_long_long_accum_type_node,
2752 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2753 sat_unsigned_long_accum_type_node,
2754 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2755 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2756 unsigned_short_accum_type_node, unsigned_accum_type_node,
2757 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2758 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2759 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2760 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2761 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2762 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2763 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2764 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2765 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2766 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2767 sat_uda_type_node, sat_uta_type_node): New macro.
2768 (make_fract_type, make_accum_type): Declare.
2769 (make_signed_fract_type, make_unsigned_fract_type,
2770 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2771 make_signed_accum_type, make_unsigned_accum_type,
2772 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2773 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2774 make_or_reuse_sat_signed_fract_type,
2775 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2776 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2777 make_or_reuse_sat_unsigned_accum_type): New macro.
2778 (fixed_zerop): Declare.
2779 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2780 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2781 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2782 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2783 * treestruct.def: Add TS_FIXED_CST.
2784 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2786 (tree-dump.o): Likewise.
2787 (print-tree.o): Likewise.
2788 (tree-pretty-print.o): Likewise.
2789 (fold-const.o): Likewise.
2790 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2791 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2792 (is_gimple_min_invariant): Handle FIXED_CST.
2793 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2794 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2795 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2796 (layout_type): Handle FIXED_POINT_TYPE.
2797 (make_fract_type, make_accum_type): New functions.
2798 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2799 * tree-dump.c (fixed-value.h): New include.
2800 (dump_fixed): New function.
2801 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2802 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2803 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2804 * tree-pretty-print.c (fixed-value.h): New include.
2805 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2807 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2808 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2809 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2810 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2811 for non-saturating fixed-point types.
2812 (reassociate_bb): Likewise.
2813 * emit-rtl.c (fixed-value.h): New include.
2814 (fconst0, fconst1): New array.
2815 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2816 * tree-vect-generic.c expand_vector_operation): Support
2817 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2819 (type_for_widest_vector_mode): Add one parameter for the
2821 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2823 Pass the satp parameter to type_for_mode for fixed-point types.
2824 (expand_vector_operations_1): Pass the saturating flag to
2825 type_for_widest_vector_mode.
2826 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2827 and MODE_VECTOR_UACCUM.
2828 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2829 (vectorizable_condition): Likewise.
2830 * tree.c (fixed-value.h): New include.
2831 (tree_code_size): Support FIXED_CST.
2832 (build_fixed): New function.
2833 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2834 (fixed_zerop): New function.
2835 (tree_node_structure): Support FIXED_CST.
2836 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2837 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2838 (type_hash_eq): Handle FIXED_POINT_TYPE.
2839 (simple_cst_equal): Support FIXED_CST.
2840 (iterative_hash_expr): Handle FIXED_CST.
2841 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2842 (get_narrower): Likewise.
2843 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2844 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2845 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2846 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2848 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2849 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2850 (initializer_zerop): Support FIXED_CST.
2851 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2852 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2853 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2854 (is_base_type): Handle FIXED_POINT_TYPE.
2855 (add_type_attribute): Handle FIXED_POINT_TYPE.
2856 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2857 * print-tree.c (fixed-value.h): New include.
2858 (print_node_brief): Support FIXED_CST.
2859 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2860 * c-pretty-print.c (fixed-value.h): New include.
2861 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2862 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2863 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2864 Support fixed-point types for inner items in VECTOR_TYPE.
2865 (pp_c_direct_declarator): Likewise.
2866 (pp_c_declarator): Likewise.
2867 (pp_c_fixed_constant): New function.
2868 (pp_c_constant): Handle FIXED_CST.
2869 (pp_c_primary_expression): Likewise.
2870 (pp_c_expression): Likewise.
2871 * fold-const.c (fixed-value.h): New include.
2872 (negate_expr_p): Return true for FIXED_CST.
2873 (fold_negate_expr): Support FIXED_CST.
2874 (split_tree): Support FIXED_CST.
2875 (const_binop): Support FIXED_CST.
2876 (fold_convert_const_int_from_fixed): New function to convert from
2878 (fold_convert_const_real_from_fixed): New function to convert from
2880 (fold_convert_const_fixed_from_fixed): New function to convert from
2881 fixed to another fixed.
2882 (fold_convert_const_fixed_from_int): New function to convert from
2884 (fold_convert_const_fixed_from_real): New function to convert from
2886 (fold_convert_const): Support conversions from fixed to int, from
2887 fixed to real, from fixed to fixed, from int to fixed, and from real
2889 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2890 (operand_equal_p): Support FIXED_CST.
2891 (make_range): For fixed-point modes, we need to pass the
2892 saturating flag as the 2nd parameter.
2893 (tree_swap_operands_p): Handle FIXED_CST.
2894 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2896 (fold_unary): Support FIXED_CONVERT_EXPR.
2897 (fold_binary): Handle FIXED_CST.
2898 Make sure the type is not saturating, before associating operations.
2899 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2900 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2901 (fold_negate_const): Support FIXED_CST.
2902 (fold_relational_const): Support FIXED_CST.
2903 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2904 (gimplify_expr): Handle FIXED_CST.
2905 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2906 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2907 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2908 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2909 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2910 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2911 LONG_LONG_ACCUM_TYPE_SIZE.
2912 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2913 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2914 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2915 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2916 MODE_ACCUM, and MODE_UACCUM.
2917 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2918 fixed-point types to disable reduction.
2919 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2921 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2923 * config/rs6000/x-rs6000: New file.
2924 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2925 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2926 (EXTRA_SPEC_FUNCTIONS): Define.
2927 (HAVE_LOCAL_CPU_DETECT): Define.
2928 (CC1_CPU_SPEC): Define.
2929 * config/rs6000/driver-rs6000.c: New file.
2930 * config/rs6000/aix.h (CC1_SPEC): Define.
2931 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2932 * config.host: Add x-rs6000 to host_xmake_file if host and target
2933 are rs6000 or powerpc.
2935 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2937 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2939 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2940 Sandra Loosemore <sandra@codesourcery.com>
2941 Chao-ying Fu <fu@mips.com>
2942 Nigel Stephens <nigel@mips.com>
2943 David Ung <davidu@mips.com>
2945 * doc/invoke.texi (-mcode-readable): Document.
2946 * config/mips/mips.opt (mcode-readable): New option.
2947 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2948 * config/mips/mips.h (mips_code_readable_setting): New enum.
2949 (mips_code_readable): Declare.
2950 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2951 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2952 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2953 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2954 boiler-plate comments.
2955 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2956 * config/mips/mips.c (mips_code_readable): New variable.
2957 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2958 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2959 context and -mcode-readable setting to restrict the use of
2960 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2961 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2962 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2963 (mips_blocks_for_constant_p): Only return false for
2964 TARGET_MIPS16_PCREL_LOADS.
2965 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2966 for MIPS16. Handle SYMBOL_32_HIGH.
2967 (mips_const_insns): Allow HIGHs for MIPS16 too.
2968 (mips_unspec_address_offset): New function, split out from...
2969 (mips_unspec_address): ...here.
2970 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2971 16-bit symbolic constants. Assert approropiate conditions for
2972 using the "la" and "dla" macros.
2973 (mips_handle_option): Handle -mcode-readable=.
2974 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2975 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2976 (mips_strip_unspec_address): New function, split out from...
2977 (print_operand_reloc): ...here.
2978 (print_operand): Pass constants through mips_strip_unspec_address.
2979 (print_operand_address): Likewise.
2980 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2981 (mips_select_rtx_section): Remove MIPS16 handling.
2982 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2983 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2984 (mips16_lay_out_constants): Do nothing unless
2985 TARGET_MIPS16_PCREL_LOADS.
2986 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2987 * config/mips/mips.md: Split HIGHs for MIPS16.
2988 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2990 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2992 * config/mips/mips-protos.h (mips_emit_move): Declare.
2993 * config/mips/mips.c (mips_emit_move): New function.
2994 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2995 (mips_legitimize_const_move): Likewise.
2996 (mips_legitimize_move): Likewise.
2997 (mips_split_64bit_move): Likewise.
2998 (mips_restore_gp): Likewise.
2999 (mips_load_call_address): Likewise.
3000 (mips_emit_fcc_reload): Likewise.
3001 (mips_set_return_address): Likewise.
3002 (mips_block_move_straight): Likewise.
3003 (mips_block_move_loop): Likewise.
3004 (mips_setup_incoming_varargs): Likewise.
3005 (mips_save_reg): Likewise.
3006 (mips_expand_prologue): Likewise.
3007 (mips_restore_reg): Likewise.
3008 (mips_expand_epilogue): Likewise.
3009 (mips_output_mi_thunk): Likewise.
3010 (build_mips16_call_stub): Likewise.
3011 (mips_builtin_branch_and_move): Likewise.
3012 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3013 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3014 (fixuns_truncdfdi2): Likewise.
3015 (fixuns_truncsfsi2): Likewise.
3016 (fixuns_truncsfdi2): Likewise.
3017 (loadgp_absolute): Likewise.
3018 (builtin_setjmp_setup): Likewise.
3019 (builtin_longjmp): Likewise.
3020 (untyped_call): Likewise.
3022 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3024 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3025 an "rtx *" argument. Return a bool.
3026 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3027 values and return true if they can be split. Take the same kind of
3028 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3029 and store the lo_sum there if nonnull. Use the symbol type to
3030 determine whether a $gp or HIGH is needed.
3031 (mips_legitimize_address): Update call to mips_split_symbol and
3032 simplify accordingly.
3033 (mips_legitimize_const_move): Likewise.
3034 * config/mips/mips.md: In the combine define_split,
3035 check mips_split_symbol instead of splittable_symbolic_operand.
3036 Update use of mips_split_symbol in the generator code.
3037 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3039 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3041 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3042 (mips_symbol_insns_1): New function, split out from...
3043 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3044 and stores separately from load addresses.
3045 (mips_classify_address): Replace uses of mips_symbolic_address_p
3046 with uses of mips_symbol_insns.
3047 (mips_address_insns): Update calls to mips_symbol_insns.
3048 (mips_const_insns): Likewise.
3049 (mips_legitimize_address): Likewise.
3051 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3053 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3054 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3055 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3056 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3057 non-call contexts if TARGET_MIPS16.
3058 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3059 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3060 code for SYMBOL_ABSOLUTE.
3061 (mips_symbol_insns): Likewise.
3063 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3065 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3066 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3067 (mips_symbolic_constant_p): Likewise. Update the call to
3068 mips_classify_symbol.
3069 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3070 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3071 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3072 (print_operand_reloc): Add a context argument. Update the call to
3073 mips_symbolic_constant_p.
3074 (print_operand): Update the calls to print_operand_reloc.
3075 (print_operand_address): Use print_operand_reloc rather than
3077 (mips_rewrite_small_data_p): Add a context argument. Update the call
3078 to mips_symbolic_constant_p.
3079 (mips_small_data_pattern_1): Make DATA the containing mem.
3080 Update the call to mips_rewrite_small_data_p.
3081 (mips_rewrite_small_data_1): Likewise.
3082 (mips_use_anchors_for_symbol_p): Update the call to
3083 mips_symbolic_constant_p.
3084 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3085 (splittable_symbolic_operand): Likewise.
3086 (move_operand): Likewise.
3087 (absolute_symbolic_operand): Likewise.
3088 (got_disp_operand): Likewise.
3089 (got_page_ofst_operand): Likewise.
3091 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3093 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3094 (SYMBOL_ABSOLUTE): ...this.
3095 (SYMBOL_SMALL_DATA): Rename to...
3096 (SYMBOL_GP_RELATIVE): ...this.
3097 (SYMBOL_CONSTANT_POOL): Rename to...
3098 (SYMBOL_PC_RELATIVE): ...this.
3099 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3100 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3101 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3102 after above changes.
3103 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3104 (general_symbolic_operand): Rename to...
3105 (absolute_symbolic_operand): ...this.
3106 * config/mips/mips.md: Update after above changes.
3108 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3109 Revital Eres <eres@il.ibm.com>
3111 * ddg.c (print_ddg): Add dump information.
3112 * modulo-sched.c (print_node_sched_params): Add parameter and
3114 (calculate_maxii): Remove function.
3115 (undo_generate_reg_moves): Likewise.
3116 (undo_permute_partial_schedule): Likewise.
3117 (kernel_number_of_cycles): Likewise.
3118 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3119 (sms_schedule): Use it. Remove profitability checks.
3120 (sms_schedule_by_order): Fix order of nodes within the cycle.
3122 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3124 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3125 -profile option, add pie support.
3126 (ENDFILE_SPEC): New spec.
3127 * config/gnu.h (LIB_SPEC): Add -profile option.
3129 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3131 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3132 * config/gnu.h (LIB_SPEC): Likewise.
3134 2007-08-07 Yaz Saito <saito@google.com>
3135 Ian Lance Taylor <iant@google.com>
3137 * common.opt (finstrument-functions-exclude-function-list): New
3139 (finstrument-functions-exclude-file-list): New option.
3140 * opts.c (char_p): Define and DEF_VEC.
3141 (flag_instrument_functions_exclude_functions): New static
3143 (flag_instrument_functions_exclude_files): New static variable.
3144 (add_instrument_functions_exclude_list): New static function.
3145 (flag_instrument_functions_exclude_p): New function.
3146 (common_handle_option): Handle new options.
3147 * flags.h (flag_instrument_functions_exclude_p): Declare.
3148 * gimplify.c (gimplify_function_tree): Call
3149 flag_instrument_functions_exclude_p.
3150 * doc/invoke.texi (Option Summary): Mention new options.
3151 (Code Gen Options): Document new options.
3153 2007-08-07 Ian Lance Taylor <iant@google.com>
3155 PR rtl-optimization/32776
3156 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3157 (resolve_use): Likewise.
3158 (decompose_multiword_subregs): Remove "changed" local variable.
3160 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3162 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3163 * configure: Regenerate.
3164 * config.in: Regenerate.
3165 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3168 2007-08-07 Ian Lance Taylor <iant@google.com>
3170 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3171 note, just delete the insn.
3173 2007-08-07 Andreas Schwab <schwab@suse.de>
3176 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3179 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3181 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3182 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3183 (decompose_multiword_subregs): Use the functions above to decompose
3184 multiword shifts and zero-extends.
3186 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3188 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3189 "assemble" descriptions which were swapped.
3191 2007-08-06 Chao-ying Fu <fu@mips.com>
3193 * fixed-value.h: New file.
3194 * fixed-value.c: New file.
3195 * Makefile.in (OBJS-common): Add fixed-value.o.
3196 (fixed-value.o): New rule.
3197 (GTFILES): Add fixed-value.h.
3198 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3199 to compare a.low and b.low.
3200 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3202 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3203 Daniel Jacobowitz <dan@codesourcery.com>
3206 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3208 (x86_64-*-netbsd*): Likewise.
3209 (x86_64-*-linux*): Likewise.
3210 (x86_64-*-kfreebsd*-gnu): Likewise.
3211 (x86_64-*-knetbsd*-gnu): Likewise.
3212 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3214 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3216 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3217 Add -fno-asynchronous-unwind-tables.
3219 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3220 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3221 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3222 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3223 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3225 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3227 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3228 (TARGET_C_MODE_FOR_SUFFIX): New.
3230 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3232 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3234 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3236 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3238 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3240 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3241 before checking function returns in conditional expressions.
3243 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3246 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3248 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3251 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3252 for INTEGRAL_TYPE_P.
3254 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3256 * configure.ac: Remove --enable-checking=df from default settings.
3257 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3258 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3259 if the parameter is true.
3260 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3261 DF_VERIFY_SCHEDULED flag is true.
3262 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3263 (df_finish_pass): Adjust prototype.
3264 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3267 * see.c (pass_see): Add TODO_df_verify.
3268 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3269 * global.c (rest_of_handle_global_alloc): Schedule verification
3271 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3273 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3274 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3275 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3277 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3278 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3279 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3281 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3282 Revital Eres <eres@il.ibm.com>
3284 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3286 * ddg.c (create_ddg_dependence): Rename to...
3287 (create_ddg_dep_from_intra_loop_link): This. Do not check
3288 for interloop edges. Do not create anti dependence edge when
3289 a true dependence edge exists in the opposite direction and
3290 -fmodulo-sched-allow-regmoves is set.
3291 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3292 (add_cross_iteration_register_deps): Create anti dependence edge
3293 when -fno-modulo-sched-allow-regmoves is set.
3294 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3296 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3298 * config/arm/arm.md (movsi): Add braces.
3300 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3303 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3304 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3307 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3309 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3310 state accessor functions.
3311 * cfgloopmanip.c (remove_path, create_preheaders,
3312 force_single_succ_latches, fix_loop_structure): Ditto.
3313 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3314 tree_duplicate_loop_to_header_edge): Ditto.
3315 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3316 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3318 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3319 cleanup_tree_cfg): Ditto.
3320 * tree-cfg.c (tree_merge_blocks): Ditto.
3321 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3322 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3323 loop_preheader_edge, single_exit): Ditto.
3324 (flow_loops_find): Do not clear loops->state.
3325 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3326 loops_state_clear): New functions.
3328 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3331 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3332 when adding to the base and convert ELT to sizetype instead of type.
3334 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3337 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3338 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3340 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3343 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3344 correct type the negate expression.
3346 2007-08-03 Jan Hubicka <jh@suse.cz>
3348 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3351 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3353 * config/rs6000/rs6000.c (struct processor_cost): Change
3354 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3355 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3357 (rios1_costs, rios2_cost): Correct cache line size.
3358 (rs6000_override_options): Set l2-cache-size parameter.
3360 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3361 Diego Novillo <dnovillo@google.com>
3364 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3365 if the range includes 0.
3367 2007-08-03 Ben Elliston <bje@au.ibm.com>
3369 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3370 mode to unspec expressions to silence a warning from the generator
3373 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3375 * config/ia64/constraints.md ("U"): Make constraint vector only.
3377 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3380 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3381 always_inline attribute on the function decl.
3383 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3386 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3387 if we are compiling with -fPIC.
3389 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3390 Nigel Stephens <nigel@mips.com>
3392 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3393 Define for MIPS32 and MIPS64.
3395 2007-08-02 Nick Clifton <nickc@redhat.com>
3397 * config/host-hpux.c: Change copyright header to refer to version
3398 3 of the GNU General Public License and to point readers at the
3399 COPYING3 file and the FSF's license web page.
3400 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3401 config/alpha/linux.h, config/alpha/alpha.opt,
3402 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3403 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3404 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3405 config/alpha/alpha.h, config/alpha/sync.md,
3406 config/alpha/openbsd.h, config/alpha/alpha.md,
3407 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3408 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3409 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3410 config/alpha/constraints.md, config/alpha/osf.h,
3411 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3412 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3413 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3414 config/frv/frv-asm.h, config/frv/frv-protos.h,
3415 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3416 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3417 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3418 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3419 config/s390/s390.opt, config/s390/s390-modes.def,
3420 config/s390/fixdfdi.h, config/s390/constraints.md,
3421 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3422 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3423 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3424 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3425 config/m32c/prologue.md, config/m32c/m32c.abi,
3426 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3427 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3428 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3429 config/m32c/jump.md, config/m32c/shift.md,
3430 config/m32c/m32c-protos.h, config/libgloss.h,
3431 config/spu/spu-protos.h, config/spu/predicates.md,
3432 config/spu/spu-builtins.h, config/spu/spu.c,
3433 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3434 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3435 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3436 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3437 config/sparc/hypersparc.md, config/sparc/predicates.md,
3438 config/sparc/linux.h, config/sparc/sp64-elf.h,
3439 config/sparc/supersparc.md, config/sparc/cypress.md,
3440 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3441 config/sparc/niagara.md, config/sparc/sparc.md,
3442 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3443 config/sparc/sparc.opt, config/sparc/sync.md,
3444 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3445 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3446 config/sparc/sparc.c, config/sparc/little-endian.opt,
3447 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3448 config/sparc/linux64.h, config/sparc/freebsd.h,
3449 config/sparc/sol2.h, config/sparc/rtemself.h,
3450 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3451 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3452 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3453 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3454 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3455 config/m32r/linux.h, config/m32r/constraints.md,
3456 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3457 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3458 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3459 config/i386/i386.md, config/i386/netware-crt0.c,
3460 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3461 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3462 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3463 config/i386/sol2.h, config/i386/constraints.md,
3464 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3465 config/i386/predicates.md, config/i386/geode.md,
3466 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3467 config/i386/freebsd64.h, config/i386/vxworksae.h,
3468 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3469 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3470 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3471 config/i386/netware.h, config/i386/i386-modes.def,
3472 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3473 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3474 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3475 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3476 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3477 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3478 config/i386/xm-mingw32.h, config/i386/linux64.h,
3479 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3480 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3481 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3482 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3483 config/i386/cygwin2.c, config/i386/i386-protos.h,
3484 config/i386/sync.md, config/i386/openbsd.h,
3485 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3486 config/i386/nto.h, config/i386/biarch64.h,
3487 config/i386/i386-coff.h, config/i386/freebsd.h,
3488 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3489 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3490 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3491 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3492 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3493 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3494 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3495 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3496 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3497 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3498 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3499 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3500 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3501 config/sh/superh64.h, config/sh/rtemself.h,
3502 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3503 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3504 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3505 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3506 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3507 config/avr/predicates.md, config/avr/constraints.md,
3508 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3509 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3510 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3511 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3512 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3513 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3514 config/c4x/predicates.md, config/c4x/c4x.h,
3515 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3516 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3517 config/xtensa/linux.h, config/xtensa/xtensa.h,
3518 config/xtensa/elf.h, config/xtensa/xtensa.md,
3519 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3520 config/xtensa/xtensa-protos.h, config/dbx.h,
3521 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3522 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3523 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3524 config/host-solaris.c, config/fr30/fr30.h,
3525 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3526 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3527 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3528 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3529 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3530 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3531 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3532 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3533 config/cris/predicates.md, config/cris/linux.h,
3534 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3535 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3536 config/cris/aout.opt, config/cris/cris-protos.h,
3537 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3538 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3539 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3540 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3541 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3542 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3543 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3544 config/chorus.h, config/mn10300/mn10300.c,
3545 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3546 config/mn10300/mn10300.h, config/mn10300/linux.h,
3547 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3548 config/mn10300/mn10300.md, config/ia64/predicates.md,
3549 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3550 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3551 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3552 config/ia64/freebsd.h, config/ia64/ia64.md,
3553 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3554 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3555 config/gofast.h, config/rtems.h, config/sol2-10.h,
3556 config/m68k/predicates.md, config/m68k/m68k.md,
3557 config/m68k/linux.h, config/m68k/m68k-modes.def,
3558 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3559 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3560 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3561 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3562 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3563 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3564 config/m68k/constraints.md, config/m68k/rtemself.h,
3565 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3566 config/m68k/uclinux.h, config/rs6000/power4.md,
3567 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3568 config/rs6000/linux.h, config/rs6000/eabi.h,
3569 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3570 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3571 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3572 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3573 config/rs6000/windiss.h, config/rs6000/603.md,
3574 config/rs6000/aix41.h, config/rs6000/cell.md,
3575 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3576 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3577 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3578 config/rs6000/default64.h, config/rs6000/7xx.md,
3579 config/rs6000/darwin.opt, config/rs6000/spe.md,
3580 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3581 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3582 config/rs6000/7450.md, config/rs6000/linux64.h,
3583 config/rs6000/constraints.md, config/rs6000/440.md,
3584 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3585 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3586 config/rs6000/rs6000.h, config/rs6000/power6.md,
3587 config/rs6000/predicates.md, config/rs6000/altivec.md,
3588 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3589 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3590 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3591 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3592 config/rs6000/linux64.opt, config/rs6000/sync.md,
3593 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3594 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3595 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3596 config/rs6000/eabispe.h, config/rs6000/e500.h,
3597 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3598 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3599 config/rs6000/aix.h, config/rs6000/vxworks.h,
3600 config/rs6000/40x.md, config/rs6000/aix51.h,
3601 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3602 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3603 config/arc/arc.h, config/mcore/mcore-elf.h,
3604 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3605 config/mcore/mcore.md, config/mcore/mcore.c,
3606 config/mcore/mcore.opt, config/mcore/mcore.h,
3607 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3608 config/score/predicates.md, config/score/score-version.h,
3609 config/score/score-protos.h, config/score/misc.md,
3610 config/score/elf.h, config/score/score.c, config/score/mac.md,
3611 config/score/score7.md, config/score/score.h,
3612 config/score/score-conv.h, config/score/score-mdaux.c,
3613 config/score/score.md, config/score/score.opt,
3614 config/score/score-modes.def, config/score/score-mdaux.h,
3615 config/score/mul-div.S, config/arm/uclinux-elf.h,
3616 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3617 config/arm/symbian.h, config/arm/linux-elf.h,
3618 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3619 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3620 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3621 config/arm/strongarm-pe.h, config/arm/arm.h,
3622 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3623 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3624 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3625 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3626 config/arm/arm-cores.def, config/arm/arm-protos.h,
3627 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3628 config/arm/wince-pe.h, config/arm/neon.md,
3629 config/arm/constraints.md, config/arm/neon.ml,
3630 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3631 config/arm/arm.opt, config/arm/arm926ejs.md,
3632 config/arm/predicates.md, config/arm/iwmmxt.md,
3633 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3634 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3635 config/arm/neon-testgen.ml, config/arm/arm.md,
3636 config/arm/xscale-coff.h, config/arm/pe.c,
3637 config/arm/arm-generic.md, config/arm/pe.h,
3638 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3639 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3640 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3641 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3642 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3643 config/pa/predicates.md, config/pa/pa64-hpux.h,
3644 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3645 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3646 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3647 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3648 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3649 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3650 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3651 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3652 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3653 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3654 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3655 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3656 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3657 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3658 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3659 config/mips/linux64.h, config/mips/elforion.h,
3660 config/mips/constraints.md, config/mips/generic.md,
3661 config/mips/predicates.md, config/mips/4300.md,
3662 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3663 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3664 config/mips/5k.md, config/mips/vr4120-div.S,
3665 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3666 config/mips/mips-protos.h, config/mips/6000.md,
3667 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3668 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3669 config/mips/mips-modes.def, config/mips/vr.h,
3670 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3671 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3672 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3673 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3674 config/vax/openbsd1.h, config/vax/netbsd.h,
3675 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3676 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3677 config/h8300/rtems.h, config/h8300/predicates.md,
3678 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3679 config/h8300/h8300.md, config/h8300/h8300.opt,
3680 config/h8300/coff.h, config/h8300/h8300-protos.h,
3681 config/v850/v850.md, config/v850/predicates.md,
3682 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3683 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3684 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3685 config/mmix/mmix.h, config/mmix/predicates.md,
3686 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3687 config/mmix/mmix.c, config/mmix/mmix.opt,
3688 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3689 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3690 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3691 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3694 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3696 * emit-rtl.c (reset_used_decls): Rename to...
3697 (set_used_decls): ...this. Set the used flag rather than clearing it.
3698 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3699 DECL_RTLs rather than resetting them.
3701 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3703 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3705 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3707 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3708 argument to find_reloads_address.
3710 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3712 PR tree-optimization/32919
3713 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3714 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3715 (coalesce_ssa_name): Call it.
3717 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3718 David Ung <davidu@mips.com>
3720 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3721 (__mips16_unorddf2, __mips16_floatunsidf): New.
3722 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3724 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3726 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3728 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3729 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3730 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3731 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3732 * omp-low.c (get_ws_args_for, determine_parallel_type,
3733 expand_omp_for_generic, expand_omp_for_static_nochunk,
3734 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3735 Work with more precise CFG.
3736 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3737 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3739 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3740 * gimple-low.c (lower_stmt): Ditto.
3741 * tree-inline.c (estimate_num_insns_1): Ditto.
3742 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3743 (OMP_SECTIONS_SWITCH): New.
3744 * tree-cfgcleanup.c (cleanup_omp_return): New.
3745 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3746 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3747 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3748 (tree_redirect_edge_and_branch): Handle omp constructs.
3750 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3751 with three arguments.
3753 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3755 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3758 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3760 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3761 the loop structures may need fixing.
3762 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3764 (cleanup_tree_cfg_loop): Removed.
3765 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3766 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3767 instead of running cleanup_tree_cfg_loop.
3768 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3769 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3770 (tree_predictive_commoning): Declaration changed.
3771 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3773 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3775 * doc/invoke.texi (l1-cache-size): Update documentation.
3776 (l2-cache-size): Document.
3777 * params.h (L2_CACHE_SIZE): New macro.
3778 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3779 that L1_CACHE_SIZE is in kB now.
3780 (L2_CACHE_SIZE_BYTES): New macro.
3781 (tree_ssa_prefetch_arrays): Show size in kB.
3782 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3783 and l2_cache_size fields.
3784 * config/i386/driver-i386.c (describe_cache): Detect cache size
3786 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3787 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3788 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3789 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3790 (override_options): Set l1-cache-size and l2-cache-size to default
3791 values if not specified otherwise.
3792 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3793 (PARAM_L2_CACHE_SIZE): New.
3795 2007-08-01 Nigel Stephens <nigel@mips.com>
3796 David Ung <davidu@mips.com>
3797 Thiemo Seufer <ths@mips.com>
3798 Chris Dearman <chris@mips.com>
3799 Richard Sandiford <richard@codesourcery.com>
3801 * config.gcc (mips*-sde-elf*): New stanza.
3802 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3803 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3804 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3805 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3806 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3807 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3809 * config/mips/sde.h: New file.
3810 * config/mips/t-libgcc-mips16: Likewise.
3811 * config/mips/t-sde: Likewise.
3812 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3813 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3814 _MIPS_FPSET and _MIPS_SZINT.
3815 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3816 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3817 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3818 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3819 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3820 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3821 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3822 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3823 _MIPS_SZPTR and _MIPS_FPSET.
3824 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3825 architecture is specified.
3826 (MIPS_32BIT_OPTION_SPEC): New macro.
3828 2007-07-31 Dan Hipschman <dsh@google.com>
3830 * gcc.c (end_going_arg): New function.
3831 (do_spec_2): Use it.
3832 (do_spec_1): Use it.
3834 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3836 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3837 only if ENABLE_CHECKING is defined.
3839 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3841 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3842 df_ru_add_problem, df_ru_get_bb_info): Removed.
3843 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3844 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3845 df_ru_free_bb_info, df_ru_alloc,
3846 df_ru_bb_local_compute_process_def,
3847 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3848 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3849 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3850 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3851 df_ru_add_problem): Removed.
3853 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3856 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3857 (casesi32p, casesi64p): Likewise.
3858 (casesi): Adjust for above.
3860 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3862 * mode-switching.c (create_pre_exit): Don't search past calls.
3864 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3866 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3868 2007-07-31 Revital Eres <eres@il.ibm.com>
3870 * ddg.c (add_deps_for_def): Rename to...
3871 (add_cross_iteration_register_deps): This. Change implementation
3872 to use only reaching def and def-use chains to construct the
3873 inter loop dependencies.
3874 (add_deps_for_use): Remove function.
3875 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3876 function to build the inter loop dependencies.
3877 * modulo-sched.c (sms_schedule): Build only
3878 reaching def and def-use chains for the propose of the ddg
3881 2007-07-31 Julian Brown <julian@codesourcery.com>
3883 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3884 New define_insns. Use correct RTL.
3885 (vec_set<mode>): Write as expander.
3887 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3889 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3890 to an unallocated space.
3892 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3895 (split_constant_offset): Enable split_constant_offset to extract
3896 constants from other statements.
3897 * tree-vect-transform.c
3898 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3899 to a temp var. Force base_offset to be simple.
3901 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3903 * df-scan.c (df_scan_verify): Remove artificial limit on
3904 the number of blocks for verification.
3905 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3906 df_simulate_defs): Avoid unnecessary insn checking for defs.
3908 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3910 * config/m68k/lb1sf68.asm (FUNC): New macro.
3912 (__udivsi3): Likewise.
3913 (__divsi3): Likewise.
3914 (__umodsi3): Likewise.
3915 (__modsi3): Likewise.
3916 (__subdf3): Likewise.
3917 (__adddf3): Likewise.
3918 (__muldf3): Likewise.
3919 (__divdf3): Likewise.
3920 (__negdf2): Likewise.
3921 (__cmpdf2): Likewise.
3922 (__subsf3): Likewise.
3923 (__addsf3): Likewise.
3924 (__mulsf3): Likewise.
3925 (__divsf3): Likewise.
3926 (__negsf2): Likewise.
3927 (__cmpsf2): Likewise.
3928 (__eqdf2): Likewise.
3929 (__nedf2): Likewise.
3930 (__gtdf2): Likewise.
3931 (__gedf2): Likewise.
3932 (__ltdf2): Likewise.
3933 (__ledf2): Likewise.
3934 (__eqsf2): Likewise.
3935 (__nesf2): Likewise.
3936 (__gtsf2): Likewise.
3937 (__gesf2): Likewise.
3938 (__ltsf2): Likewise.
3939 (__lesf2): Likewise.
3941 2007-07-30 Ollie Wild <aaw@google.com>
3943 * c-ppoutput.c (print_lines_directives_only): New function.
3944 (scan_translation_unit_directives_only): New function.
3945 (preprocess_file): Add call to scan_translation_unit_directives_only.
3946 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3947 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3948 -fdirectives-only. Add errors for -fdirectives-only conflict with
3949 -Wunused-macros and -traditional.
3950 (finish_options): Add builtin macro initialization for
3951 -fdirectives-only + -fpreprocessed.
3952 * c.opt (fdirectives-only): New.
3953 * doc/cppopts.texi (fdirectives-only): New.
3955 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3957 * alias.c (record_set, memory_modified_1): Constify.
3958 * bt-load.c (note_btr_set): Likewise.
3959 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3960 * combine.c (set_nonzero_bits_and_sign_copies,
3961 expand_field_assignment, record_dead_and_set_regs_1,
3962 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3963 likely_spilled_retval_1): Likewise.
3964 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3965 frv_io_handle_set): Likewise.
3966 * config/mips/mips.c (mips_sim_record_set,
3967 vr4130_true_reg_dependence_p_1): Likewise.
3968 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3969 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3970 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3971 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3972 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3973 * ddg.c (mark_mem_store): Likewise.
3974 * df-problems.c (df_urec_mark_reg_change): Likewise.
3975 * function.c (update_epilogue_consts): Likewise.
3976 * gcse.c (record_set_info, record_last_set_info,
3977 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3978 reg_clear_last_set): Likewise.
3979 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3981 * jump.c (reversed_comparison_code_parts): Likewise.
3982 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3983 reg_is_set): Likewise.
3984 * loop-iv.c (mark_altered): Likewise.
3985 * mode-switching.c (reg_becomes_live): Likewise.
3986 * optabs.c (no_conflict_move_test): Likewise.
3987 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3989 * postreload.c (reload_combine_note_store, move2add_note_store):
3991 * regmove.c (flags_set_1): Likewise.
3992 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3994 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3996 * resource.c (update_live_status): Likewise.
3997 * rtl.h (set_of, note_stores): Likewise.
3998 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3999 note_stores, parms_set): Likewise.
4000 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4001 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4003 * var-tracking.c (count_stores, add_stores): Likewise.
4005 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * alias.c (mems_in_disjoint_alias_sets_p,
4008 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4009 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4010 write_dependence_p, mems_in_disjoint_alias_sets_p,
4011 read_dependence, true_dependence, canon_true_dependence,
4012 anti_dependence, output_dependence): Constify.
4013 * combine.c (extended_count): Likewise.
4014 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4015 * cselib.c (get_value_hash, references_value_p,
4016 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4017 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4018 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4019 * function.c (contains, prologue_epilogue_contains,
4020 sibcall_epilogue_contains): Likewise.
4021 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4022 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4023 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4024 reg_or_subregno): Likewise.
4025 * recog.c (asm_noperands): Likewise.
4026 * reload1.c (function_invariant_p): Likewise.
4027 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4028 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4029 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4030 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4031 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4032 extended_count, prologue_epilogue_contains,
4033 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4034 canon_true_dependence, read_dependence, anti_dependence,
4035 output_dependence): Likewise.
4036 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4038 2007-07-30 Julian Brown <julian@codesourcery.com>
4040 * config/arm/neon.md (V_ext): New mode attribute.
4041 (neon_vget_lane<mode>): Replace with define_expand.
4042 (neon_vget_lane<mode>_sext_internal)
4043 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4044 and quad precision vectors.
4045 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4046 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4047 have typeless 32-bit result.
4049 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4052 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4054 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4055 use sizetype for rest.
4056 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4057 (aff_combination_convert): Don't convert rest for pointer types.
4059 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4061 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4063 * tree-ssa-alias.c: Add alloc-pool.h.
4064 (init_alias_info): Free alias_bitmap_obstack.
4065 (delete_alias_info): Call delete_mem_ref_stats.
4066 (get_mem_sym_stats_for): Use alloc_pool.
4067 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4068 (delete_mem_sym_stats): Removed.
4070 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4072 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4073 functions cannot be represented as classical distance vectors.
4075 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4078 * builtins.c (validate_arg, builtin_mathfn_code,
4079 validate_arglist): Likewise.
4080 * calls.c (call_expr_flags): Likewise.
4081 * combine.c (reg_nonzero_bits_for_combine,
4082 reg_num_sign_bit_copies_for_combine, get_last_value,
4083 reg_truncated_to_mode): Likewise.
4084 * emit-rtl.c (subreg_lowpart_p): Likewise.
4085 * expr.c (highest_pow2_factor_for_target,
4086 categorize_ctor_elements_1, categorize_ctor_elements,
4087 count_type_elements, contains_packed_reference,
4088 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4089 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4090 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4091 native_encode_int, native_encode_real, native_encode_complex,
4092 native_encode_vector, native_encode_expr, native_interpret_int,
4093 native_interpret_real, native_interpret_complex,
4094 native_interpret_vector, native_interpret_expr): Likewise.
4095 * function.c (use_register_for_decl): Likewise.
4096 * gimplify.c (get_name): Likewise.
4097 * langhooks-def.h (lhd_return_null_const_tree): New.
4098 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4099 * langhooks.c (lhd_return_null_const_tree): New.
4100 * langhooks.h (lang_get_callee_fndecl): Constify.
4101 * output.h (constructor_static_from_elts_p): Likewise.
4102 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4103 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4104 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4105 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4106 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4107 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4108 * rtlhooks-def.h (reg_nonzero_bits_general,
4109 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4111 * rtlhooks.c (reg_num_sign_bit_copies_general,
4112 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4114 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4115 * stor-layout.c (mode_for_size_tree): Likewise.
4116 * tree-ssa-loop-im.c (memref_eq): Likewise.
4117 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4118 * tree.c (contains_placeholder_p, type_list_equal,
4119 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4121 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4122 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4123 contains_placeholder_p, contains_packed_reference,
4124 get_callee_fndecl, operand_equal_for_phi_arg_p,
4125 warn_if_unused_value, is_body_block, native_encode_expr,
4126 native_interpret_expr, fold_convertible_p, operand_equal_p,
4127 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4128 validate_arglist, simple_cst_equal, type_list_equal,
4129 use_register_for_decl, call_expr_flags, get_name,
4130 highest_pow2_factor): Likewise.
4131 (const_call_expr_arg_iterator_d,
4132 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4133 first_const_call_expr_arg, more_const_call_expr_args_p,
4134 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4135 * varasm.c (constructor_static_from_elts_p): Constify.
4137 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4139 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4140 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4141 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4142 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4143 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4144 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4145 spelling conventions.
4146 * doc/invoke.texi: Follow spelling conventions.
4148 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4149 Revital Eres <eres@il.ibm.com>
4151 * modulo-sched.c (sms_schedule): Avoid loops which includes
4152 auto-increment instructions.
4154 2007-07-28 Richard Guenther <rguenther@suse.de>
4157 * fold-const.c (fold_cond_expr_with_comparison): Convert
4158 operand zero of MIN/MAX_EXPR to correct type.
4160 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4162 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4163 flags_from_decl_or_type): Constify.
4164 * gcc.c (do_spec_1): Likewise.
4165 * print-tree.c (dump_addr, print_node_brief): Likewise.
4166 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4167 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4168 tree_purge_all_dead_eh_edges): Likewise.
4169 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4170 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4172 * tree.c (expr_location, expr_has_location, expr_locus,
4173 expr_filename, expr_lineno, get_inner_array_type,
4174 fields_compatible_p): Likewise.
4175 * tree.h (get_inner_array_type, fields_compatible_p,
4176 expr_location, expr_has_location, expr_locus, expr_filename,
4177 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4178 setjmp_call_p, alloca_call_p): Likewise.
4180 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4182 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4183 TV_FLOW_INSENSITIVE.
4185 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4187 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4188 (compute_flow_insensitive_aliasing): Ditto for
4189 TV_FLOW_INSENSITIVE.
4191 2007-07-27 Jan Hubicka <jh@suse.cz>
4193 * config/i386/i386.c (register_move_cost): Remove accidentally
4194 comitted #if 0 block.
4196 * attribs.c: Include hashtab.h
4197 (attribute_hash): New.
4198 (substring): New structure.
4199 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4201 (init_attributes): Initialize attribute hash.
4202 (decl_attributes): Use attribute hash.
4203 * Makefile.in (attribs.c): Depend on hashtab.h.
4205 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4207 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4209 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4211 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4212 __mips_dspr2 and __mips_dsp_rev macros.
4213 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4215 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4217 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4219 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4223 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4224 and the updating of the live and do_not_gen sets.
4225 (df_note_bb_compute): Added updating of live and do_not_gen sets
4226 for regular defs so that the case of clobber inside conditional
4227 call is processed correctly.
4229 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4231 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4232 operands with compatible type.
4234 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4236 * expr.h (store_bit_field): Don't return a value.
4237 * expmed.c (check_predicate_volatile_ok): New function.
4238 (store_bit_field_1): New function, extracted from store_bit_field.
4239 Take a fallback_p argument and return true if the operation succeeded.
4240 Only use store_fixed_bit_field if fallback_p. Don't recompute
4241 mode_for_extraction; use op_mode instead. Try forcing memories
4242 into registers if the insv expander fails.
4243 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4244 Don't return a value.
4245 (convert_extracted_bit_field): New function, extracted from
4247 (extract_bit_field_1): Likewise. Take a fallback_p argument
4248 and return NULL if the operation succeeded. Only use
4249 extract_fixed_bit_field if fallback_p. Only calculate one
4250 extraction mode. Combine code for extv and extzv. Try forcing
4251 memories into registers if the ext(z)v expander fails.
4252 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4254 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4256 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4258 (df_ref): Likewise. Put regno with other integer fields.
4260 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4262 * df.h (df_mw_hardreg): Remove "loc" field.
4263 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4265 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4266 split out from df_set_unused_notes_for_mw. Return false for
4267 partial references. Assert that mw_reg is a REG when returning true.
4268 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4269 (df_whole_mw_reg_dead_p): New function, split out from
4270 df_set_dead_notes_for_mw. Return false for partial references.
4271 Assert that mw_reg is a REG when returning true.
4272 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4273 Remove redundant bitmap check.
4275 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4278 ($(T)crtend.o): Likwise.
4279 ($(T)crtbeginS.o): Likwise.
4280 ($(T)crtendS.o): Likwise.
4281 ($(T)crtfastmath.o): Likwise.
4283 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4285 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4286 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4287 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4288 and x_n_bbs_in_dom_tree fields.
4290 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4292 PR tree-optimization/32087
4293 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4294 Do not call scale_bbs_frequencies_int with prob of zero.
4296 2007-07-26 Julian Brown <julian@codesourcery.com>
4298 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4299 (neon_element_bits): Add prototypes.
4300 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4301 (neon_const_bounds, neon_element_bits): New functions.
4302 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4303 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4304 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4305 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4306 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4307 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4308 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4309 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4310 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4311 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4312 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4313 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4314 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4316 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4318 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4319 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4321 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4322 Julian Brown <julian@codesourcery.com>
4324 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4325 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4326 * config/arm/cortex-a8.md: New.
4327 * config/arm/cortex-a8-neon.md: New.
4328 * config/arm/neon-schedgen.ml: New.
4329 * config/arm/neon.md (vqh_mnem): New.
4331 (Is_float_mode): New.
4332 (Scalar_mul_8_16): New.
4334 (V_mode_nunits): New.
4335 (All instruction patterns): Annotate with neon_type attribute
4337 * config/arm/arm.md: Include cortex-a8.md.
4338 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4340 Annotate instruction patterns accordingly.
4341 (generic_sched): Do not use generic scheduling for Cortex-A8.
4342 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4344 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4346 * fold-const.c (fold_read_from_constant_string): Use
4348 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4350 2007-07-26 Nick Clifton <nickc@redhat.com>
4352 * tree-ssa-operands.h: Change copyright header to refer to version
4353 3 of the GNU General Public License and to point readers at the
4354 COPYING3 file and the FSF's license web page.
4355 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4356 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4357 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4358 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4359 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4360 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4361 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4362 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4363 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4364 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4365 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4366 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4367 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4368 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4369 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4370 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4371 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4372 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4373 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4374 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4375 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4376 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4377 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4378 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4379 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4380 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4381 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4382 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4383 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4384 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4385 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4386 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4387 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4388 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4389 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4390 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4391 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4392 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4393 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4394 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4395 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4396 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4397 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4398 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4399 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4400 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4401 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4402 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4403 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4404 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4405 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4406 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4407 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4408 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4409 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4410 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4411 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4412 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4413 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4414 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4415 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4416 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4417 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4418 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4419 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4420 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4421 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4422 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4423 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4424 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4425 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4426 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4427 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4428 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4429 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4430 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4431 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4432 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4433 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4434 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4435 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4436 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4437 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4438 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4439 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4440 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4441 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4442 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4443 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4444 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4445 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4446 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4447 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4448 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4449 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4450 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4451 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4452 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4453 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4454 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4455 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4456 convert.c, convert.h, langhooks-def.h, reload1.c,
4457 tree-ssa-operands.c: Likewise.
4459 2007-07-26 Jan Hubicka <jh@suse.cz>
4461 * tree-ssa-live.c: Include debug.h and flags.h.
4462 (mark_scope_block_unused): New function.
4463 (remove_unused_scope_block_p): New function.
4464 (remove_unused_locals): Remove unused blocks too.
4466 2007-07-25 Ian Lance Taylor <iant@google.com>
4468 * combine.c (combine_max_regno): Remove. Remove all uses.
4469 (struct reg_stat_struct): Rename from struct reg_stat.
4470 (reg_stat_type): Define, and declare VECs.
4471 (reg_stat): Change from pointer to VEC. Change all uses.
4472 (combine_split_insns): New static function.
4473 (try_combine, find_split_point): Call it instead of split_insns.
4475 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4477 * cfghooks.c (split_block): Fix the information about loop latch.
4479 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4481 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4483 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4485 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4486 Scan the new edge for loop exit info.
4488 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4490 * config/darwin.c: Include debug.h.
4492 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4495 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4497 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4499 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4500 (HARD_REGNO_MODE_OK): Ditto.
4501 (MODES_TIEABLE_P): Ditto.
4502 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4503 (CLASS_MAX_NREGS): Ditto.
4504 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4505 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4506 (divdf3_internal_thr): Removed.
4507 * config/ia64/div.md: New file.
4508 * config/ia64/constraints.md: Add H constraint.
4510 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4512 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4513 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4514 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4515 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4516 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4517 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4518 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4519 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4520 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4521 dump_sbitmap_file, debug_sbitmap, popcount_table,
4522 sbitmap_popcount): Constify.
4523 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4524 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4525 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4526 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4527 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4528 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4529 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4530 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4531 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4532 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4533 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4535 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4537 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4538 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4539 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4540 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4541 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4542 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4543 bitmap_intersect_p, bitmap_intersect_compl_p,
4544 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4545 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4547 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4548 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4549 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4550 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4551 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4552 debug_bitmap, debug_bitmap_file, bitmap_print,
4553 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4554 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4556 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4558 * config/darwin.c (darwin_override_options): Additional fix for
4559 debug info formats that don't support var tracking.
4561 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4563 * cselib.c (entry_and_rtx_equal_p): Constify.
4564 * gengtype.c (output_mangled_typename, write_types, write_local):
4566 * gengtype.h (const_type_p): New.
4567 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4569 * tlink.c (scan_linker_output): De-constify.
4570 * tree-ssa-loop-im.c (memref_eq): Constify.
4571 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4572 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4574 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4576 * c-common.c (fname_as_string, c_type_hash): Constify.
4577 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4578 * cgraph.c (edge_hash, edge_eq): Likewise.
4579 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4580 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4581 reg_attrs_htab_eq): Likewise.
4582 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4584 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4585 const_decl_t, const_state_t, const_automata_list_el_t): New.
4586 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4587 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4588 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4589 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4590 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4591 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4592 compare_max_occ_cycle_nums, out_state_arcs_num,
4593 compare_transition_els_num, units_cmp, state_reservs_cmp):
4595 * genmodes.c (cmp_modes): Likewise.
4596 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4597 * gimplify.c (compare_case_labels): Likewise.
4598 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4599 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4600 * matrix-reorg.c (mtt_info_hash): Likewise.
4601 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4602 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4603 (htab_hash_bucket, htab_hash_elem): Constify.
4604 * tree-browser.c (TB_parent_eq): Likewise.
4605 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4606 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4607 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4608 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4610 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4611 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4612 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4613 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4614 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4616 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4617 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4618 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4619 * tree-ssa-threadupdate.c (redirection_data_hash,
4620 redirection_data_eq): Likewise.
4621 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4622 * tree-ssa.c (var_ann_eq): Likewise.
4623 * tree-vrp.c (compare_case_labels): Likewise.
4624 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4625 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4626 tree_not_check_failed, tree_class_check_failed,
4627 tree_range_check_failed, tree_not_class_check_failed,
4628 omp_clause_check_failed, omp_clause_range_check_failed,
4629 tree_contains_struct_check_failed, tree_operand_check_failed):
4631 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4632 tree_not_check_failed, tree_class_check_failed,
4633 tree_range_check_failed, tree_not_class_check_failed,
4634 tree_operand_check_failed, omp_clause_operand_check_failed,
4635 tree_operand_length): Likewise.
4636 * var-tracking.c (const_variable): New.
4637 (variable_htab_hash, variable_htab_eq): Constify.
4638 * varasm.c (const_desc_hash): Likewise.
4640 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4642 * expr.c (handled_component_p): Constify.
4643 * fold-const.c (fit_double_type): Likewise.
4644 * real.h (real_value_from_int_cst): Likewise.
4645 * tree-flow-inline.h (gimple_in_ssa_p,
4646 gimple_aliases_computed_p, gimple_addressable_vars,
4647 gimple_call_clobbered_vars, gimple_referenced_vars,
4648 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4649 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4650 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4651 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4652 is_label_stmt, is_global_var, phi_ssa_name_p,
4653 factoring_name_p, is_call_clobbered, tree_common_ann,
4654 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4655 unmodifiable_var_p, array_ref_contains_indirect_ref,
4656 ref_contains_array_ref, lookup_subvars_for_var,
4657 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4658 gimple_mem_ref_stats): Likewise.
4659 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4660 may_aliases, is_exec_stmt, is_label_stmt,
4661 ref_contains_array_ref, array_ref_contains_indirect_ref,
4662 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4663 unmodifiable_var_p): Likewise.
4664 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4665 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4666 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4667 cst_and_fits_in_hwi, real_value_from_int_cst,
4668 build_real_from_int_cst, integer_zerop, integer_onep,
4669 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4670 tree_floor_log2, real_zerop, real_onep, real_twop,
4671 real_minus_onep, really_constant_p, purpose_member, chain_member,
4672 list_length, fields_length, int_size_in_bytes, bit_position,
4673 int_bit_position, byte_position, int_byte_position, expr_align,
4674 array_type_nelts, tree_node_structure,
4675 type_contains_placeholder_1, iterative_hash_pointer,
4676 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4677 tree_map_base_eq, type_hash_list, type_hash_eq,
4678 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4679 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4680 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4681 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4682 int_fits_type_p, get_containing_scope, decl_function_context,
4683 decl_type_context, omp_clause_operand_check_failed,
4684 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4685 * tree.h (omp_clause_operand_check_failed, tree_size,
4686 build_real_from_int_cst, array_type_nelts, purpose_member,
4687 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4688 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4689 is_attribute_p, check_qualified_type, expr_align,
4690 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4691 int_byte_position, list_length, fields_length, initializer_zerop,
4692 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4693 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4694 tree_node_structure, handled_component_p, get_containing_scope,
4695 decl_function_context, decl_type_context, real_zerop,
4696 type_num_arguments, fit_double_type, really_constant_p,
4697 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4698 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4699 real_twop, real_minus_onep, int_cst_value): Likewise.
4701 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4703 * cfglayout.c (insn_scope, insn_line): Constify.
4704 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4705 const_double_htab_hash, const_double_htab_eq,
4706 mem_attrs_htab_hash): Likewise.
4707 * loop-iv.c (biv_eq): Likewise.
4708 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4709 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4710 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4712 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4713 error_for_asm, warning_for_asm, _fatal_insn,
4714 _fatal_insn_not_found): Likewise.
4715 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4716 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4717 rtl_check_failed_type2, rtl_check_failed_code1,
4718 rtl_check_failed_code2, rtl_check_failed_code_mode,
4719 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4720 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4721 rtl_check_failed_type2, rtl_check_failed_code1,
4722 rtl_check_failed_code2, rtl_check_failed_code_mode,
4723 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4724 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4725 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4726 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4727 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4728 rtx_unstable_p, get_integer_term, get_related_value,
4729 offset_within_block_p, reg_mentioned_p, count_occurrences,
4730 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4731 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4732 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4733 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4734 find_constant_src, find_reg_fusage, find_regno_fusage,
4735 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4736 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4737 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4738 computed_jump_p, auto_inc_p, in_expr_list_p,
4739 remove_node_from_expr_list, loc_mentioned_in_p,
4740 label_is_jump_target_p, reversed_comparison_code_parts,
4741 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4742 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4743 print_inline_rtx): Likewise.
4744 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4745 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4746 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4747 get_integer_term, get_related_value, offset_within_block_p,
4748 count_occurrences, reg_mentioned_p, no_labels_between_p,
4749 reg_used_between_p, reg_referenced_p, single_set_2,
4750 multiple_sets, set_noop_p, refers_to_regno_p,
4751 reg_overlap_mentioned_p, dead_or_set_p,
4752 covers_regno_no_parallel_p, covers_regno_p,
4753 dead_or_set_regno_p, find_reg_note, find_regno_note,
4754 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4755 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4756 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4757 side_effects_p, may_trap_p_1, may_trap_p,
4758 may_trap_after_code_motion_p, may_trap_or_fault_p,
4759 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4760 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4761 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4762 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4763 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4765 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4766 warning_for_asm): Likewise.
4767 * tree.h (print_rtl): Likewise.
4768 * varasm.c (get_pool_mode): Likewise.
4770 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4772 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4773 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4774 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4775 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4776 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4777 * ddg.c (compare_sccs): Likewise.
4778 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4779 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4780 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4781 decimal_do_fix_trunc, decimal_real_to_integer,
4782 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4783 * dse.c (const_group_info_t): New.
4784 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4785 * dwarf2out.c (const_dw_die_ref): New.
4786 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4787 * tree-browser.c (TB_parent_eq): Likewise.
4788 * unwind-dw2-fde.c (__register_frame_info_bases,
4789 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4790 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4792 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4793 * unwind-dw2.c (uw_frame_state_for): Likewise.
4794 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4795 * value-prof.h (const_histogram_value): New.
4797 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4799 * config/mips/mips.c (machine_function): Add
4800 initialized_mips16_gp_pseudo_p.
4801 (mips16_gp_pseudo_reg): Do not emit the initialization of
4802 mips16_gp_pseudo_rtx when being called from the gimple cost-
4803 calculation routines; emit it on the first use outside those
4806 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4808 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4811 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4812 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4813 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4814 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4815 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4816 Preserve const-ness of parameters through use of __typeof(),
4817 also constify and tidy.
4819 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4820 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4821 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4822 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4823 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4824 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4825 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4826 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4827 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4829 2007-07-25 Julian Brown <julian@codesourcery.com>
4830 Mark Shinwell <shinwell@codesourcery.com>
4832 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4833 (alpha_mangle_type): This.
4834 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4835 (TARGET_MANGLE_TYPE): Define this instead.
4836 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4837 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4838 (arm_init_neon_builtins): Fix comment.
4839 (arm_mangle_map_entry): New.
4840 (arm_mangle_map): New.
4841 (arm_mangle_type): New.
4842 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4843 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4844 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4845 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4846 (TARGET_MANGLE_TYPE): Define this instead.
4847 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4848 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4849 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4850 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4851 (TARGET_MANGLE_TYPE): Define this instead.
4852 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4854 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4855 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4856 (TARGET_MANGLE_TYPE): Define this instead.
4857 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4858 (s390_mangle_type): This.
4859 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4860 (TARGET_MANGLE_TYPE): Define this instead.
4861 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4862 (sparc_mangle_type): This.
4863 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4864 (TARGET_MANGLE_TYPE): Define this instead.
4865 * cp/mangle.c (write_type): Call mangle_type target hook on all
4866 types before mangling. Use original type, not main variant, as
4868 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4869 (TARGET_MANGLE_TYPE): This.
4870 * target.h (gcc_target): Rename mangle_fundamental_type to
4872 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4873 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4875 2007-07-25 Julian Brown <julian@codesourcery.com>
4876 Paul Brook <paul@codesourcery.com>
4877 Joseph Myers <joseph@codesourcery.com>
4878 Mark Shinwell <shinwell@codesourcery.com>
4880 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4881 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4882 (with_fpu): Allow --with-fpu=neon.
4883 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4884 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4885 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4886 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4887 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4888 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4889 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4890 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4891 (output_move_neon): Add prototypes.
4892 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4893 (all_fpus): Add FPUTYPE_NEON.
4894 (fp_model_for_fpu): Add NEON field.
4895 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4896 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4898 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4900 (thumb2_legitimate_address_p): Likewise.
4901 (neon_valid_immediate): Recognize and prepare constants suitable for
4903 (neon_immediate_valid_for_move): New function. Recognize and prepare
4904 immediates for NEON move instructions.
4905 (neon_immediate_valid_for_logic): New function. Recognize and
4906 prepare immediates for NEON logic instructions.
4907 (neon_output_logic_immediate): New function. Create asm string
4908 suitable for outputting immediate logic instructions.
4909 (neon_pairwise_reduce): New function. Implement reduction using
4910 pairwise operations.
4911 (neon_expand_vector_init): New function. Expand a (possibly
4912 non-constant) vector initialization.
4913 (neon_vector_mem_operand): New function. Memory operands supported
4914 for quad-word loads/stores to/from ARM or NEON registers. Don't
4915 allow base+offset addressing for core regs.
4916 (neon_struct_mem_operand): New function. Valid mems for NEON
4918 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4919 from neon_vector_mem_operand addresses without a secondary register.
4920 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4921 (add_minipool_backward_ref): Likewise.
4922 (dump_minipool): Likewise.
4923 (push_minipool_fix): Likewise.
4924 (output_move_quad): New function. Output quad-word moves, loads and
4925 stores using ARM registers.
4926 (output_move_vfp): Add support for vectors in VFP (NEON) D
4928 (output_move_neon): Output a NEON load/store to/from a quadword
4930 (arm_print_operand): Implement new codes:
4931 - 'c' for unadorned integers (without a # sign).
4932 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4934 - 'e', 'f' for the low and high D parts of a NEON Q register.
4935 - 'q' outputs a NEON Q register.
4936 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4937 - 'T' prints NEON opcode features from a coded bitmask.
4938 - 'F' is similar to T, but signed/unsigned codes both print as
4940 - 't' is similar to T, but 'u' is printed instead of 'p'.
4941 - 'O' prints 'r' if NEON instruction should perform rounding (as
4942 specified by bitmask), else prints nothing.
4943 - '#' is a punctuation character to stop operand numbers from
4944 running together with following digits in the assembler
4945 strings for instructions (when using mode attributes).
4946 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4947 constant vectors in big-endian mode, where necessary.
4948 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4949 Handle EI, OI, CI, XI modes.
4950 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4951 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4952 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4953 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4954 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4956 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4957 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4958 to turn v8qi, etc. into bits defined above.
4959 (neon_itype): New enumeration. Classifications of NEON builtins.
4960 (neon_builtin_datum): Define struct. Contains information about
4961 a single builtin (with multiple modes).
4962 (CF): Define helper macro for...
4963 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4965 (neon_builtin_data): New array. Define information about builtins
4966 for use during initialization/expansion.
4967 (arm_init_neon_builtins): New function.
4968 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4970 (neon_builtin_compare): New function.
4971 (locate_neon_builtin_icode): New function. Find an insn code for a
4972 builtin given a function code for that builtin. Also return type of
4973 builtin (NEON_BINOP, NEON_UNOP etc.).
4974 (builtin_arg): New enumeration. Types of arguments for builtins.
4975 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4976 Takes a variable argument list of builtin_arg types, terminated by
4978 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4979 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4980 (neon_emit_pair_result_insn): New function. Support returning pairs
4981 of vectors via a pointer.
4982 (neon_disambiguate_copy): New function. Set up operands for a
4983 multi-word copy such that registers do not get clobbered.
4984 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4985 ARM_BUILTIN_NEON_BASE.
4986 (arm_file_start): Set float-abi attribute for NEON.
4987 (arm_vector_mode_supported_p): Enable NEON vector modes.
4988 (arm_mangle_map_entry): New.
4989 (arm_mangle_map): New.
4990 (arm_mangle_vector_type): New.
4991 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4993 (TARGET_NEON): New macro. Target supports NEON.
4994 (fputype): Add FPUTYPE_NEON.
4995 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4996 for vectorization based on command-line arg.
4997 (NEON_REGNO_OK_FOR_NREGS): Define.
4998 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4999 (VALID_NEON_STRUCT_MODE): Define.
5000 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5001 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5002 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5003 (consttable_16): Add pattern for outputting 16-byte minipool
5005 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5007 (vec-common.md, neon.md): Include md files.
5008 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5009 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5010 (memory_constraint "Ut", "Un", "Us"): Define.
5011 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5012 (MMX_char): New mode attribute.
5013 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5014 (*add<mode>3_iwmmxt): New insn pattern.
5015 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5016 (*sub<mode>3_iwmmxt): New insn pattern.
5017 (mulv4hi3): Rename to...
5018 (*mulv4hi3_iwmmxt): This.
5019 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5020 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5021 (uminv4hi3, uminv2si3): Remove. Replace with...
5022 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5023 (*umin<mode>3_iwmmxt): These.
5024 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5025 (ashr<mode>3_iwmmxt): This new pattern.
5026 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5027 (lshr<mode>3_iwmmxt): This new pattern.
5028 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5029 (ashl<mode>3_iwmmxt): This new pattern.
5030 * config/arm/neon-docgen.ml: New file. Generate documentation for
5032 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5033 * config/arm/arm_neon.h: New (autogenerated).
5034 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5036 * config/arm/neon.md: New file. Define NEON instructions.
5037 * config/arm/neon.ml: New file. Abstract description of NEON
5038 instructions, used to generate arm_neon.h header, documentation and
5040 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5041 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5043 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5045 (ARM NEON Intrinsics): New subsection.
5046 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5048 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5050 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5053 2007-07-24 Jan Hubicka <jh@suse.cz>
5055 * regclass.c (move_table): New type.
5056 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5057 (init_move_cost): Break out from ...
5058 (init_reg_sets_1): ... here; simplify computation of
5059 have_regs-of_mode and contains_reg_of_mode.
5060 (record_reg_classes): Unswitch internal loops.
5061 (copy_cost): Trigger lazy initialization of move cost
5062 (record_address_regs): Likewise.
5064 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5066 * config/darwin.c (darwin_override_options): Don't force on
5067 flag_var_tracking_uninit when no debug info is requested.
5069 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5071 * cfgloop.c (init_loops_structure): New function.
5072 (flow_loops_find): Create root of the loop tree unconditionally.
5074 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5076 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5078 2007-07-24 Jan Hubicka <jh@suse.cz>
5080 * caller-save.c: Include ggc.h, gt-caller-save.h
5081 (reg_save_code, reg_restore_code): Rename to ...
5082 (cached_reg_save_code, cached_reg_restore_code): ... those.
5083 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5084 (reg_save_code, reg_restore_code): New functions.
5085 (init_caller_save): Do not intialize
5086 reg_save_code/reg_restore_code tables.
5087 * Makefile.in: (gt-caller-save.h): New.
5089 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5091 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5092 with the mode of the original operand instead of
5095 2007-07-23 Jan Hubicka <jH@suse.cz>
5097 * i386.c (ix86_secondary_memory_needed): Break out to...
5098 (inline_secondary_memory_needed): ... here.
5099 (ix86_memory_move_cost): Break out to ...
5100 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5101 maximum of input and output; fix handling of Q_REGS on 64bit.
5102 (ix86_secondary_memory_needed): Microoptimize.
5104 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5106 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5107 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5108 stmts_from_loop, known_dependences_p, build_rdg): New.
5109 * tree-data-ref.h: Depends on graphds.h.
5110 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5111 (build_rdg): Declared.
5112 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5114 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5116 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5119 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5120 Jakub Jelinek <jakub@redhat.com>
5122 PR middle-end/PR28690
5123 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5125 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5126 and MEM_POINTER operands over REG and MEM operands.
5127 (swap_commutative_operands_p): Change return value to bool.
5128 * rtl.h: Update the corresponding prototype.
5129 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5130 instead of gen_rtx_PLUS.
5131 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5132 value to bool. Change function arguments to rtx's and update code
5134 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5135 calls to match the new declaration.
5136 * simplify-rtx.c (simplify_associative_operation): Don't
5137 reorder simplify_binary_operation arguments.
5139 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5141 * config/mips/mips.c (override_options): Use mips_costs to derive
5142 the default branch cost.
5143 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5145 * config/mips/mips.opt (mbranch-cost=): New option.
5146 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5148 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5150 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5151 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5152 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5153 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5155 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5157 * config/mips/constraints.md (ks): New constraint.
5158 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5159 (*add<mode>3_mips16): ...here.
5161 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5163 * optabs.h (enum optab_index): Add new OTI_signbit.
5164 (signbit_optab): Define corresponding macro.
5165 (enum insn_code signbit_optab[]): Remove array.
5166 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5167 (expand_copysign_absneg): If back end provides signbit insn, use it
5168 instead of bit operations on floating point argument.
5169 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5170 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5171 for availability of signbit insn.
5173 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5174 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5175 SSE mode is not active.
5176 (isinf<mode>2): Disable for mfpmath=sse,387.
5178 2007-07-22 Ben Elliston <bje@au.ibm.com>
5180 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5182 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5184 2007-07-20 Richard Guenther <rguenther@suse.de>
5186 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5187 integral typed condition.
5188 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5189 booleanness. Only preserve conversions from a non-base
5190 type to a base type, not in general between types with
5191 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5192 * tree.def (COND_EXPR): Document that the condition
5193 can be of any integral type.
5195 2007-07-20 Nigel Stephens <nigel@mips.com>
5196 Richard Sandiford <richard@codesourcery.com>
5198 * config/mips/mips.h (mips_dwarf_regno): Declare.
5199 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5200 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5201 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5202 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5203 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5204 (REG_CLASS_NAMES): Update accordingly.
5205 * config/mips/mips.c (mips_dwarf_regno): New array.
5206 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5207 (mips_subword): Remove special handling for accumulator registers.
5208 (override_options): Initiailize mips_dwarf_regno. Remove use
5210 (mips_swap_registers): New function.
5211 (mips_conditional_register_usage): Swap accumulator registers
5212 around if TARGET_LITTLE_ENDIAN.
5213 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5214 * config/mips/constraints.md (h, l): Use the endianness to choose
5215 between MD0_REG and MD1_REG.
5216 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5217 alternative-dependent template.
5219 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5221 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5224 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5226 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5227 predecessor fallthru flags.
5229 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5231 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5232 of compare to the same type.
5233 * cfgloopmanip.c (add_loop): Update information about loop exits.
5234 (loop_version): Remove the innermost loop requirement.
5235 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5236 to sizetype for pointers.
5238 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5240 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5241 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5242 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5244 * config/dfp-bit.c: Empty for TFmode conversions.
5246 2007-07-18 Caroline Tice <ctice@apple.com>
5248 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5249 and handle them correctly; check that src is not NULL before
5251 (find_src_set_src): Likewise.
5253 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5255 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5256 (struct alignment_context, init_alignment_context): New.
5257 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5258 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5259 (XCHAL_HAVE_S32C1I): Likewise.
5260 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5261 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5262 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5263 (ATOMIC, HQI): New macros.
5264 (memory_barrier, *memory_barrier): New.
5265 (sync_lock_releasesi): New.
5266 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5267 (sync_lock_test_and_set<mode>): New.
5268 (sync_<atomic><mode>): New.
5269 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5270 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5271 (xtensa_expand_atomic): New.
5273 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5277 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5278 transformation for builtin ISNORMAL.
5279 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5280 * builtins.def (BUILT_IN_ISNORMAL): New.
5281 * doc/extend.texi: Document isnormal.
5283 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5287 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5288 optabs infrastructure. Provide generic implementation for
5290 (expand_builtin): Handle FINITE/ISFINITE.
5291 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5292 (fold_builtin_1): Likewise.
5294 * builtins.def (BUILT_IN_ISFINITE): New.
5296 * doc/extend.texi: Document isfinite.
5298 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5303 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5304 generic fallback for isinf.
5305 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5306 calculation code ...
5307 * real.c (get_max_float): ... to here.
5308 * real.h (get_max_float): New.
5310 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5314 * builtin-attrs.def (ATTR_TYPEGENERIC,
5315 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5317 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5318 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5319 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5320 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5322 * c-common.c (handle_type_generic_attribute): New.
5323 (c_common_attribute_table): Add "type generic".
5325 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5327 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5329 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5330 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5333 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5336 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5337 checking that the operand is an expression.
5339 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5340 Danny Smith <dannysmith@users.sourceforge.net>
5343 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5344 file mapping object in local namespace if Windows version later
5347 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5349 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5350 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5351 arm_cannot_force_const_mem.
5352 (arm_cannot_force_const_mem): New function.
5353 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5354 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5355 of arm_tls_referenced_p.
5356 * config/arm/arm.md (movsi): Split out-of-section constants when
5357 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5358 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5360 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5362 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5364 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5366 * config/mips/mips.md (*extendqihi2): Convert the destination
5369 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5371 * config/pa/fptr.c: Update license header.
5372 * config/pa/milli64.S: Likewise.
5374 2007-07-17 Nick Clifton <nickc@redhat.com>
5376 * COPYING_v3: New file. Contains version 3 of the GNU General
5378 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5379 Lesser General Public License.
5380 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5381 the GNU General Public License.
5383 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5385 PR rtl-optimization/32773
5386 * cfglayout.c (force_one_exit_fallthru): New function.
5387 (cfg_layout_finalize): Use it.
5389 2007-07-16 Richard Guenther <rguenther@suse.de>
5390 Uros Bizjak <ubizjak@gmail.com>
5392 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5393 before forcing it to gimple operand.
5395 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5396 David Ung <davidu@mips.com>
5398 * config/mips/mips.h (TUNE_24K): Define.
5399 (TUNE_MACC_CHAINS): Add TUNE_24K.
5400 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5402 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5403 (r74k_int_madd): .. this new reservation.
5404 (define_bypass): Fixed bypasses for r74k_int_madd to use
5406 * config/mips/24k.md (define_bypass): Define new
5407 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5409 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5410 Nigel Stephens <nigel@mips.com>
5412 * config/mips/mips.md: Include 20kc.md.
5413 * config/mips/20kc.md: New file.
5414 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5415 (mips_adjust_cost): Tweak for 20Kc.
5416 (mips_issue_rate): Likewise.
5417 * config/mips/mips.h (TUNE_20KC): Define.
5419 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5421 * config/rs6000/rs6000.c (struct processor_cost): Add
5422 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5424 (*_cost): Add cache information.
5425 (rs6000_override_options): Set cache parameters.
5427 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5430 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5431 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5433 2007-07-16 Paul Brook <paul@codesourcery.com>
5436 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5437 (cirrus_thumb2_movsi_insn): Ditto.
5439 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5441 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5444 2007-07-15 Andrew Haley <aph@redhat.com>
5446 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5447 before looking in the context.
5449 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5453 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5454 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5455 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5456 (pa_output_function_prologue): Use rp_saved and
5457 current_function_is_leaf to generate .CALLINFO statement.
5458 (hppa_expand_prologue): Set rp_saved.
5459 (hppa_expand_epilogue): Use rp_saved.
5460 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5461 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5463 2007-07-14 Dirk Mueller <dmueller@suse.de>
5465 * omega.c (coalesce): Fix memory leak on early exit.
5466 * matrix-reorg.c (check_allocation_function): Likewise.
5467 * tree-vect-transform.c (vect_get_new_vect_var): free result
5469 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5470 pass pointer to edge vector
5471 (partition_hot_cold_basic_blocks): Fix memory leak.
5472 * collect2.c (prefix_from_string): Free temporary storage.
5473 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5475 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5477 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5478 (DO_GLOBAL_DTORS_BODY): Likewise.
5480 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5481 Nigel Stephens <nigel@mips.com>
5483 * config/mips/mips.c (mips_classify_symbol): Don't return
5484 SYMBOL_SMALL_DATA for constant pool addresses if
5485 TARGET_EMBEDDED_DATA is true.
5487 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5490 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5491 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5492 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5493 __builtin_ia32_storehps, __builtin_ia32_storelps,
5494 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5495 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5496 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5497 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5498 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5499 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5500 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5501 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5502 using def_builtin_const.
5504 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5506 PR tree-optimization/32705
5507 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5508 (simplify_binary_expression): Use SSA_VAL consistently.
5510 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5512 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5513 (SPEFSCR_REGNO): Delete definition.
5514 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5515 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5516 * config/rs6000/rs6000.h: Do not define *_REGNO.
5517 LINK_REGISTER_REGNUM -> LR_REGNO.
5518 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5519 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5520 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5521 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5522 R_VRSAVE, R_VSCR. Use them.
5523 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5524 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5525 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5526 * config/rs6000/aix.h: Define R_LR. Use it.
5528 2007-07-13 Caroline Tice <ctice@apple.com>
5530 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5531 flag_var_tracking is explicitly turned off (i.e. when variable
5532 tracking is not feasible); otherwise, turn flag_var_tracking on when
5533 flag_var_tracking_uninit is on.
5534 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5535 note definitions, to allow recording of initialization status in the
5537 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5538 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5539 determine if two note locations are equal.
5540 (output_loc_list): Don't output list entries whose start & end labels
5542 (reg_loc_descriptor): Add parameter for initialization status; pass it
5543 to other loc descriptor functions.
5544 (one_reg_loc_descriptor): Add parameter for initialization status;
5545 check its value and add DW_OP_GNU_uninit to returned loc descr if
5547 (multiple_reg_loc_descriptor): Add parameter for initialization
5549 pass init status argument to other loc descriptor functions; check
5550 value of intialization parameter and add DW_OP_GNU_uninit to returned
5551 loc descr if appropriate.
5552 (based_loc_descr): Add parameter for initialization status; add new
5553 variable for return value; check value of initialization parameter and
5554 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5555 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5556 pass init status argument to other loc descriptor functions; check
5557 value of intialization parameter and add DW_OP_GNU_uninit to returned
5558 loc descr if appropriate.
5559 (mem_loc_descriptor): Likewise.
5560 (concat_loc_descriptor): Likewise.
5561 (concatn_loc_descriptor): Likewise.
5562 (loc_descriptor): Add parameter for initialization status; pass it as
5563 argument to other loc descriptor function calls.
5564 (loc_descriptor_from_tree_1): Add appropriate initialization status
5565 to loc descriptor function calls.
5566 (add_location_or_const_value_attribute): Get initialization status
5567 from VAR_LOCATION note; add initialization status to loc descriptor
5569 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5570 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5571 status is uninitialized, add "[uninint]" to output.
5572 * common.opt (fvar-tracking-uninit): New option, similar to
5573 fvar-tracking, to turn on tracking of uninitialized variables; creates
5574 a new global flag, flag_var_tracking_uninit.
5575 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5576 (enum var_init_status): New type, for var initialization status field.
5577 * var-tracking.c (struct location_chain_def): Two new fields, init,
5578 for initialization status, and set_src for the assignment value expr.
5579 (unshare_variable): New parameter for initialization status;
5580 initialize new init and set_src fields.
5581 (var_reg_set): New parameters for initialization status and value;
5582 pass them to set_variable_part.
5583 (var_mem_set): Likewise.
5584 (get_init_value): New function.
5585 (var_reg_delete_and_set): New initialization status & value
5586 parameters; add call to get_init_value if status is unknown; pass new
5587 parameters to clobber_variable_part and var_reg_set.
5588 (var_mem_delete_and_set): Likewise.
5589 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5590 (var_mem_delete): Likewise.
5591 (variable_union): Pass status to unshare_variable; initialize new init
5592 and set_src fields. If flag_var_tracking_uninit is not set, force
5593 status to initialized.
5594 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5595 used later to get the set_src value.
5596 (find_src_status): New function.
5597 (find_src_set_src): New function.
5598 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5599 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5600 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5601 and var_mem_delete_and_set.
5602 (dump_variable): Print out "[uninit]" if appropriate.
5603 (set_variable_part): Add new initialization and set_src parameters;
5604 pass status to unshare_variable; set node->init and node- >set_src
5605 fields and modify slot in hash table appropriately; save the init and
5606 set_src values if appropriate and assign to the new node.
5607 (clobber_variable_part): New set_src parameter; if two nodes have
5608 same variable and same location but different set_src (assignment)
5609 values, clobber old node.
5610 (delete_variable_part): Pass init status to unshare_variable.
5611 (emit_note_insn_var_location): Add initialized var; assign var's init
5612 status to new 'initialized'; pass new init status field to calls to
5613 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5614 status to initialized.
5615 (emit_notes_in_bb): Pass initialization status to calls to
5616 var_reg_set, var_mem_set, var_reg_delete_and_set and
5617 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5618 var_reg_delete_and_set and var_mem_delete_and_set; call
5619 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5620 make up for change in add_stores.
5621 (vt_add_function_parameters): Add status to calls to
5623 * config/darwin.c (darwin_override_options): Turn on uninitialized
5624 tracking automatically, if var_tracking is on and the system is
5627 2007-07-13 Sa Liu <saliu@de.ibm.com>
5629 * config.gcc: Add options for arch and tune on SPU.
5630 * config/spu/predicates.md: Add constant operands 0 and 1.
5631 * config/spu/spu-builtins.def: Add builtins for double precision
5632 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5633 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5635 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5637 * config/spu/spu-protos.h: Add new function prototypes.
5638 * config/spu/spu.c (spu_override_options): Check options -march and
5640 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5641 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5643 (spu_const_from_int): New. Create a vector constant from 4 ints.
5644 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5645 (spu_emit_vector_compare): New. Emit vector compare.
5646 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5647 * config/spu/spu.h: Add options -march and -mtune. Define processor
5648 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5649 CANONICALIZE_COMPARISON.
5650 * config/spu/spu.md: Add new insns for double precision compare
5651 and double precision vector compare. Add vcond and smax/smin patterns
5652 to enable DFmode vector conditional expression.
5653 * config/spu/spu.opt: Add options -march and -mtune.
5654 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5655 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5656 both CELL and CELLEDP targets: spu_testsv.
5657 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5660 2007-07-13 Richard Guenther <rguenther@suse.de>
5662 PR tree-optimization/32721
5663 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5664 TREE_THIS_VOLATILE on the folded reference.
5665 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5666 if the array reference has TREE_THIS_VOLATILE set.
5668 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5671 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5673 2007-07-13 Andreas Schwab <schwab@suse.de>
5675 * gengtype-lex.l: Allow declarations to be indented.
5677 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5679 * ginclude/tgmath.h: New.
5680 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5681 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5682 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5683 * configure: Regenerate.
5685 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5687 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5688 correct index when setting register save state for xd
5691 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5693 * config/sh/sh.c (mark_use): Remove.
5695 2007-07-12 Paul Brook <paul@codesourcery.com>
5697 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5698 reg does not overlap return value.
5700 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5702 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5703 (set_expression_vuses): Ditto.
5704 (init_pre): Initialize expression_vuses.
5706 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5708 * config/i386/sse.md (storentdf, storentsf): New.
5710 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5712 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5714 * tree.c (build_decl_stat): Move code from here...
5715 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5716 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5717 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5718 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5719 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5722 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5723 Devang Patel <dpatel@apple.com>
5725 PR tree-optimization/25413
5726 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5727 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5728 * tree.h (contains_packed_reference): New.
5729 * expr.c (contains_packed_reference): New.
5730 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5731 (vect_enhance_data_refs_alignment): Call
5732 vector_alignment_reachable_p.
5733 * target.h (vector_alignment_reachable): New builtin.
5734 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5735 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5736 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5738 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5740 * target.h (builtin_vectorization_cost): Add new target builtin.
5741 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5742 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5743 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5744 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5745 uninitialized variables.
5746 * tree-vect-transform.c (cost_for_stmt): New function.
5747 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5748 using cost 1 for all scalar stmts. Be less conservative when
5749 estimating the number of prologue/epulogue iterations. Call
5750 targetm.vectorize.builtin_vectorization_cost. Return
5751 min_profitable_iters-1.
5752 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5753 initialization cost instead of TARG_VEC_STMT_COST. Use
5754 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5755 epilogue code. Fix epilogue cost computation.
5756 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5757 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5758 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5759 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5760 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5761 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5763 2007-07-12 Richard Guenther <rguenther@suse.de>
5765 * gimplify.c (gimplify_conversion): Make sure that the result
5766 from maybe_fold_offset_to_reference is trivially convertible
5767 to the desired type before doing the simplification.
5768 (gimplify_expr): Likewise.
5769 * fold-const.c (fold_binary): Use the correct types for
5770 building the simplified expression.
5772 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5774 PR rtl-optimization/32729
5775 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5776 that fallthru to exit.
5778 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5780 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5781 (symDTPOFF2reg): Likewise.
5783 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5785 PR tree-optimization/32663
5787 * tree.h (VALUE_HANDLE_VUSES): Remove.
5788 (struct tree_value_handle): Remove vuses.
5790 * tree-vn.c (create_value_handle_for_expr): Don't set
5793 * tree-ssa-pre.c (expression_vuses): New.
5794 (alloc_expression_id): Set up expression_vuses.
5795 (get_expression_vuses): New.
5796 (set_expression_vuses): Ditto.
5797 (clear_expression_ids): Modify for expression_vuses.
5798 (phi_translate_1): Ditto.
5799 (phi_translate_set): Ditto.
5800 (value_dies_in_block_x): Ditto
5801 (valid_in_sets): Ditto.
5802 (add_to_sets): Ditto.
5803 (find_existing_value_expr): Ditto.
5804 (create_value_handle_for_expr): Ditto.
5805 (make_values_for_stmt): Ditto.
5806 (vuse_equiv): Remove.
5808 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5810 * Makefile.in (mostlyclean): Remove object files.
5812 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5814 * toplev.c (no_new_pseudos): Deleted.
5815 * rtl.h (no_new_pseudos): Deleted.
5816 * tree-pass.h (pass_no_new_pseudos): Deleted.
5817 * passes.c (pass_no_new_pseudos): Deleted.
5818 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5819 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5820 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5822 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5823 * rtlhooks.c (gen_lowpart_general): Ditto.
5824 * optabs.c (prepare_operand): Ditto.
5825 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5827 * modulo-sched.c (rest_of_handle_sms): Ditto.
5828 * see.c (rest_of_handle_see): Ditto.
5829 * ifcvt.c (if_convert): Ditto.
5830 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5832 * init-regs.c (gate_initialize_regs): Deleted set of
5834 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5835 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5836 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5838 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5841 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5842 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5843 (*vec_extractv2di_1_rex64): New insn pattern.
5845 2007-07-11 David Daney <ddaney@avtrex.com>
5847 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5848 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5849 for SIGNAL_UNWIND_RETURN_COLUMN.
5850 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5851 (DWARF_FRAME_REGNUM): Rewrite.
5852 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5854 2007-07-11 Nick Clifton <nickc@redhat.com>
5856 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5857 delta and use gen_int_mode in place of GET_INT instead.
5859 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5861 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5864 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5866 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5867 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5869 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5870 (USE_CANONICAL_TYPES): New.
5871 * doc/invoke.texi (verify-canonical-types): Remove.
5872 (use-canonical-types): Add.
5874 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5876 * config/spu/spu.c (spu_optimization_options): Remove setting of
5877 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5878 (spu_override_options): Move it here.
5880 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5882 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5883 * config/mips/mips.c (mips_cpu_info_table): Mention
5884 MIPS_ISA_LEVEL_SPEC in the comment.
5886 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5888 PR tree-optimization/32713
5889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5891 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5894 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5895 conditional to flag_isoc99.
5896 (c_common_init_options): Do it here, unconditionally.
5898 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5900 PR tree-optimization/32589
5901 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5902 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5903 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5904 predicate, extracted from...
5905 (set_rhs): ...here. Call it for the expression on entry.
5906 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5907 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5908 (simplify_binary_expression): Use valid_gimple_expression_p
5909 to validate the simplification.
5910 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5912 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5914 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5915 DWARF2_DEBUG on 32 bit target too.
5916 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5918 2007-07-11 Nick Clifton <nickc@redhat.com>
5920 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5921 version for 64-bit hosts.
5923 2007-07-10 David Daney <ddaney@avtrex.com>
5925 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5927 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5929 * config/mips/mips.c (mips_expand_synci_loop): New function.
5930 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5931 (UNSPEC_RDHWR): Same.
5932 (UNSPEC_SYNCI): Same.
5933 (UNSPEC_SYNC): Same.
5934 (clear_cache): New expand.
5938 (clear_hazard): Same.
5939 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5941 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5942 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5944 2007-07-10 Ian Lance Taylor <iant@google.com>
5946 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5949 2007-07-10 David Daney <ddaney@avtrex.com>
5951 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5952 * builtins.c (expand_builtin___clear_cache): New function.
5953 (expand_builtin): Call expand_builtin___clear_cache for
5954 BUILT_IN_CLEAR_CACHE case.
5955 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5956 * doc/md.texi (clear_cache): Document new instruction pattern.
5957 * testsuite/gcc.dg/builtins-64.c: New test.
5959 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5961 * config/cris/cris.md ("movsi"): Fix typo in last change.
5963 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5966 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5968 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5969 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5970 for FUNCTION_DECLs. Don't use align_functions_log if
5972 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5973 even for FUNCTION_DECLs.
5974 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5976 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5977 (DECL_FUNCTION_CODE): Update for new location and name of
5979 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5980 (struct tree_decl_common): Move 'align' and 'off_align' out
5981 of union, ensure they're still on a 32-bit boundary. Remove
5982 other fields in union 'u1'.
5983 (struct tree_function_decl): Add field 'function_code' replacing
5984 'u1.f' in tree_decl_common.
5985 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5986 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5987 (Variable Attributes): Cross-reference 'aligned' attribute
5988 to Function Attributes.
5989 * flags.h (force_align_functions_log): Delete.
5990 * toplev.c (force_align_functions_log): Delete.
5992 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5995 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5996 (*vec_concatv2di_rex): New insn pattern.
5998 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6001 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6003 2007-07-10 Ian Lance Taylor <iant@google.com>
6005 Replace no_new_pseudos in backends.
6006 * rtl.h (can_create_pseudo_p): Define.
6007 * config/darwin.c (machopic_indirect_data_reference): Use
6008 can_create_pseudo_p () instead of no_new_pseudos.
6009 (machopic_indirect_data_reference): Likewise.
6010 (machopic_legitimize_pic_address): Likewise.
6011 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6012 (alpha_emit_set_const_1): Likewise.
6013 (alpha_emit_set_const): Likewise.
6014 (alpha_emit_conditional_move): Likewise.
6015 (alpha_split_conditional_move): Likewise.
6016 * config/alpha/alpha.md (various splitters): Likewise.
6018 * config/arm/arm.c (legitimize_pic_address): Likewise.
6019 (arm_load_pic_register): Likewise.
6020 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6021 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6022 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6023 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6024 * config/cris/cris.md (movsi): Likewise.
6025 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6026 (symGOTOFF2reg_hilo): Likewise.
6027 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6028 * config/h8300/h8300.md (insv, extzv): Likewise.
6029 * config/i386/i386.c (ix86_expand_move): Likewise.
6030 (ix86_expand_vector_move): Likewise.
6031 (ix86_prepare_fp_compare_args): Likewise.
6032 (ix86_expand_carry_flag_compare): Likewise.
6033 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6034 (tls_dynamic_gnu2_combine_32): Likewise.
6035 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6036 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6037 (ia64_expand_movxf_movrf): Likewise.
6038 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6039 (m32c_split_move): Likewise.
6040 (m32c_expand_insv): Likewise.
6041 * config/m68k/m68k.md (movsi): Likewise.
6042 * config/mips/mips.c (mips_force_temporary): Likewise.
6043 (mips_split_symbol): Likewise.
6044 (mips_move_integer): Likewise.
6045 (mips_legitimize_const_move): Likewise.
6046 * config/mn10300/mn10300.md (movsi): Likewise.
6047 * config/pa/pa.c (emit_move_sequence): Likewise.
6048 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6049 (rs6000_got_register): Likewise.
6050 (create_TOC_reference): Likewise.
6051 (rs6000_machopic_legitimize_pic_address): Likewise.
6052 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6053 (various splitters): Likewise.
6054 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6055 (movsi_got): Likewise.
6056 * config/s390/s390.c (emit_symbolic_move): Likewise.
6057 * config/s390/s390.md (movhi, movqi): Likewise.
6058 (load_multiple, store_multiple): Likewise.
6059 * config/score/score.c (score_force_temporary): Likewise.
6060 * config/sh/sh.c (prepare_move_operands): Likewise.
6061 (prepare_cbranch_operands): Likewise.
6062 (emit_fpu_switch): Likewise.
6063 (fpscr_set_from_mem): Likewise.
6064 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6065 (adddi3, subsi3): Likewise.
6066 (various splitters): Likewise.
6067 (divsi_inv_fp_combine): Likewise.
6068 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6069 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6071 * config/sh/predicates.md (xor_operand): Likewise.
6072 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6073 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6074 (movdi_pic_label_ref): Likewise.
6075 * config/spu/spu.c (spu_split_immediate): Likewise.
6076 * config/alpha/alpha.md (various splitters): Remove test
6077 !no_new_pseudos || reload_completed.
6078 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6080 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6081 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6082 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6083 * config/score/score.c (th_output_mi_thunk): Likewise.
6084 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6085 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6087 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6089 PR rtl-optimization/32664
6090 * mode-switching.c (create_pre_exit): Skip barrier insns.
6092 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6094 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6095 force_gimple_operand_bsi.
6096 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6097 rewrite_use_compare): Ditto.
6098 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6100 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6101 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6102 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6103 * tree-profile.c (prepare_instrumented_value,
6104 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6105 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6106 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6107 tree_gen_ior_profiler): Ditto.
6108 * tree-ssa-reassoc.c (negate_value): Ditto.
6109 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6110 Use force_gimple_operand_bsi.
6111 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6112 * tree-if-conv.c (add_to_dst_predicate_list,
6113 find_phi_replacement_condition): Ditto.
6114 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6115 Call mark_symbols_for_renaming for new statements.
6116 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6118 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6120 * cfghooks.c (remove_edge): New function.
6121 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6123 * cfghooks.h (remove_edge): Declare.
6124 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6125 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6127 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6129 * optabs.h: Added declaration for signbit_optab.
6130 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6131 * genoptinit.c (optabs): Added entry for signbit insns.
6132 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6134 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6135 * config/s390/s390.md (signbit<mode>2): New expander.
6137 2007-07-09 Richard Guenther <rguenther@suse.de>
6140 * fold-const.c (fold_plusminus_mult_expr): Move constant
6141 arguments second to allow decomposing.
6143 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6146 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6148 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6149 Disregard DECL_FROM_INLINE.
6151 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6154 * doc/invoke.texi: Add ftree-reassoc flag.
6155 * common.opt (ftree-reassoc): New flag.
6156 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6157 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6159 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6161 PR tree-optimization/32681
6162 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6163 saved in second_edge->aux when first_bb is a loop header.
6165 2007-07-09 Jan HUbicka <jh@suse.cz>
6167 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6169 2007-07-09 Richard Guenther <rguenther@suse.de>
6171 * c-decl.c (start_function): Do not promote return type.
6173 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6175 * function.c (do_warn_unused_parameter): Do not warn if
6176 TREE_NO_WARNING is set.
6178 2007-07-08 Andreas Schwab <schwab@suse.de>
6180 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6182 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6185 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6187 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6188 apply to assembly language, too.
6189 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6191 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6193 Revert (note the sccvn portions are *not* reverted)
6194 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6196 Fix PR tree-optimization/23488
6198 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6200 * tree-flow-inline.h (get_value_handle): Ditto.
6201 * tree-ssa-pre.c (decl_vh_map): New.
6202 (decl_node_pool): New.
6203 (can_value_number_operation): Support DECL_P.
6204 (can_PRE_operation): Ditto.
6205 (create_expression_by_pieces): Ditto.
6206 (find_existing_value_expr): Modify to differnetiate between
6207 addressing and top level.
6208 (create_value_handle_for_expr): Handle DECL's.
6209 (poolify_tree): Ditto.
6210 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6211 (make_values_for_stmt): Handle DECL's properly.
6212 (init_pre): Reorg to not init useless things during FRE.
6214 * tree-flow.h: Include pointer-set.h.
6215 (decl_vh_map): Declare.
6216 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6218 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6220 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6221 the constraint description.
6222 * doc/md.texi: Update documentation of AVR constraints.
6224 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6226 * auto-inc-dec.c, config/arm/arm.c,
6227 config/m32r/constraints.md, config/mips/mips.md,
6228 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6229 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6230 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6231 typos. Follow spelling conventions.
6232 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6234 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6235 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6237 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6238 realloc_vuse): Remove.
6239 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6242 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6244 Fix PR tree-optimization/23488
6246 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6247 (try_to_simplify): Ditto.
6249 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6251 * tree-flow-inline.h (get_value_handle): Ditto.
6252 * tree-ssa-pre.c (decl_vh_map): New.
6253 (decl_node_pool): New.
6254 (can_value_number_operation): Support DECL_P.
6255 (can_PRE_operation): Ditto.
6256 (create_expression_by_pieces): Ditto.
6257 (find_existing_value_expr): Modify to differnetiate between
6258 addressing and top level.
6259 (create_value_handle_for_expr): Handle DECL's.
6260 (poolify_tree): Ditto.
6261 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6262 (make_values_for_stmt): Handle DECL's properly.
6263 (init_pre): Reorg to not init useless things during FRE.
6265 * tree-flow.h: Include pointer-set.h.
6266 (decl_vh_map): Declare.
6267 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6269 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6271 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6272 apply to assembly language, too.
6273 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6275 2007-07-06 Ian Lance Taylor <iant@google.com>
6276 Zack Weinberg <zackw@panix.com>
6279 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6281 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6283 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6284 (prefetch): Likewise if "pref" would be used.
6286 2007-07-06 Josh Conner <jconner@apple.com>
6290 * calls.c (store_one_arg): Handle arguments which are partially
6291 on the stack when detecting argument overlap.
6293 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6295 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6296 chosen during find_reloads.
6298 2007-07-06 Richard Guenther <rguenther@suse.de>
6300 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6301 TYPE_ARG_TYPES for verification of argument types. Use
6302 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6303 parameters as variable arguments.
6305 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6307 * libgcc2.h (word_type): Type definition removed.
6308 (cmp_return_type, shift_count_type): Type definitions added.
6309 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6310 replaced with shift_count_type.
6311 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6313 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6314 changed from word_type to Wtype.
6315 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6316 replaced with shift_count_type.
6317 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6319 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6320 and libgcc_shift_count attribute added.
6321 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6322 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6323 (TARGET_INITIALIZER): New target hooks added.
6324 * targhooks.c (default_libgcc_cmp_return_mode,
6325 default_libgcc_shift_count_mode): Default implementations for the new
6327 * targhooks.h (default_libgcc_cmp_return_mode,
6328 default_libgcc_shift_count_mode): Function prototypes added.
6329 * target.h (struct gcc_target): Fields for the new target hooks added.
6330 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6332 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6335 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6336 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6338 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6339 s390_libgcc_shift_count_mode): Functions added.
6340 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6341 Target hooks defined.
6343 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6345 * config/mips/mips.c (compute_frame_size): Restore the original
6346 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6347 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6348 Document why the difference is needed.
6350 2007-07-06 Richard Guenther <rguenther@suse.de>
6352 * c-common.c (boolean_increment): Use correctly typed
6355 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6357 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6358 the topmost argument register is not also included in the save mask.
6359 (mips16e_collect_argument_save_p): Take a pointer to the argument
6360 register, rather than a pointer to the number of arguments.
6361 (mips16e_collect_argument_saves): Only include argument saves
6362 that aren't in the register mask.
6364 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6366 PR rtl-optimization/32450
6367 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6368 to ensure that instructions are not moved into the prologue when
6369 profiling is on. Remove unused prologue_end variable.
6370 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6371 as a scheduling barrier.
6373 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6376 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6377 Disregard DECL_FROM_INLINE.
6379 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6381 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6382 IORing with a constant.
6384 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6386 PR rtl-optimization/32475
6387 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6388 for every definition of the stack pointer.
6390 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6392 * arm.c (vfp3_const_double_index): Copy signed results of
6393 REAL_VALUE_TO_INT into unsigned vars.
6395 2007-07-05 Richard Guenther <rguenther@suse.de>
6398 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6400 * tree-ssa.c (useless_type_conversion_p): Check canonical
6403 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6405 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6406 zero_extendhisi2): Change to define_insn_and_split.
6407 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6409 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6411 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6412 pass_match_asm_constraints): New.
6413 * passes.c (init_optimization_passes): Add new pass.
6414 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6415 * function.h (struct function): Add has_asm_statement bit.
6416 (current_function_has_asm_statement): New.
6417 * tree-pass.h (pass_match_asm_constraints): New.
6419 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6421 * config/mips/mips.c (mips_file_start): Avoid declaration
6424 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6426 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6428 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6430 * rtl.def (NOTE): Change print format string to print
6431 operand 5 as a note insn name.
6433 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6434 David Ung <davidu@mips.com>
6436 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6437 * doc/invoke.texi: (MIPS Options): Document them.
6439 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6440 David Ung <davidu@mips.com>
6442 Add support for SmartMIPS ASE.
6444 * optabs.c (expand_binop_directly): New, broken out from...
6445 (expand_binop): Here. Make it try rotating in the other
6446 direction even when the second operand isn't constant.
6447 * config/mips/mips.md (*lwxs): New.
6448 * config/mips/mips.opt (msmartmips): New.
6449 * config/mips/mips.c (mips_lwxs_address_p): New.
6450 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6451 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6452 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6453 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6454 (ISA_HAS_LWXS): New.
6455 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6456 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6457 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6458 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6459 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6460 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6461 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6463 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6465 * tree-vectorizer.c (new_loop_vec_info): Initialize
6466 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6467 * tree-vectorizer.h (_loop_vec_info): Added new filed
6468 min_profitable_iters.
6469 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6470 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6471 * tree-vect-analyze.c (vect_analyze_operations): Set
6472 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6473 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6474 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6475 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6476 and prologue cost to after they are computed.
6477 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6479 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6480 of creating vectors from scalars according to dt.
6481 (vect_model_store_cost): Likewise.
6482 (vectorizable_call): Use dt array instead of scalar dt. Call
6483 vect_model_simple_cost with additional argument dt.
6484 (vectorizable_assignment): Likewise.
6485 (vectorizable_operation): Likewise.
6486 (vectorizable_type_demotion): Likewise.
6487 (vectorizable_type_promotion): Likewise.
6488 (vectorizable_store): Use dt array instead of scalar dt. Call
6489 vect_model_store_cost with additional argument dt.
6490 (vect_do_peeling_for_loop_bound): Don't call
6491 vect_estimate_min_profitable_iters. Instead, lookup
6492 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6493 "may not be profitable".
6495 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6498 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6499 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6500 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6501 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6503 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6505 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6506 addressing modes cheaper.
6508 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6510 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6511 (dw_ranges_struct): Rename block_num to num. Adjust.
6512 (dw_ranges_by_label_struct): New.
6513 (ranges_by_label, ranges_by_label_allocated,
6514 ranges_by_label_in_use): New variables.
6515 (add_ranges_num): Factored most of the code out of...
6516 (add_ranges): ... this one. Rewrite in terms of the former.
6517 (add_ranges_by_labels): New.
6518 (output_ranges): Output by-label ranges.
6519 (dwarf2out_finish): Output range for multiple-section
6520 compile_unit. Output standard DW_AT_low_pc in addition to
6521 unexpected DW_AT_entry_pc.
6523 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6525 PR tree-optimization/32604
6526 PR tree-optimization/32606
6528 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6529 (compute_antic_safe): Removed.
6530 (ANTIC_SAFE_LOADS): Ditto.
6531 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6532 (execute_pre): Don't call compute_antic_safe.
6533 (vuse_equiv): New function.
6534 (make_values_for_stmt): Use it
6535 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6538 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6541 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6543 (avr_attribute_table): Make "naked" attribute apply to function types
6544 rather than to decls.
6545 (avr_handle_fntype_attribute): New function.
6547 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6549 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6552 2007-07-04 David Ung <davidu@mips.com>
6553 Joseph Myers <joseph@codesourcery.com>
6555 * config/mips/mips.md (type): Add logical, signext and move.
6556 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6557 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6558 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6559 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6560 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6561 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6562 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6563 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6564 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6565 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6566 movv2sf_hardfloat_64bit): Use the new types.
6567 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6568 *movdf_softfloat, *movdf_mips16): Use "multi".
6569 (extendqihi2): Replace with a define_expand.
6570 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6571 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6572 * config/mips/74k.md (r74k_int_logical): New reservation and
6574 (r74k_int_arith): Remove "slt".
6575 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6576 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6577 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6578 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6579 reservations for "arith".
6581 2007-07-04 Richard Guenther <rguenther@suse.de>
6583 * tree-ssa.c (useless_type_conversion_p): Add handling for
6584 scalar float and vector types. Only call the types_compatible_p
6585 langhook for aggregate types as last resort. Follow the
6588 2007-07-04 Richard Guenther <rguenther@suse.de>
6590 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6591 the same as NOP_EXPR.
6593 2007-07-04 Nick Clifton <nickc@redhat.com>
6595 * target.h (struct gcc_target): Add target_help field.
6596 * target-def.h (TARGET_HELP): New.
6597 (TARGET_INITIALIZER): Use TARGET_HELP.
6598 * opts.c (command_handle_option): Invoke target_help function, if
6599 defined, when the user has specified --target-help on the command
6601 * doc/invoke.texi: Mention that --target-help might print
6602 additional information.
6603 * doc/tm.texi: Document TARGET_HELP hook.
6605 * arm.c (TARGET_HELP): Override default definition.
6606 (arm_target_help): New - display a wrapped list of cores and
6607 architectures supported.
6609 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6611 * config/v850/v850.c (expand_prologue): Make sure
6612 GEN_INT() argument is sign extended rather than zero extended.
6613 (expand_epilogue): Likewise.
6614 (output_move_double): Delete.
6615 * config/v850/v850-protos.h (output_move_double): Delete.
6616 * config/v850/v850.md (movdi): Delete.
6617 (*movdi_internal): Delete.
6619 (*movdf_internal): Delete.
6621 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6623 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6624 unless compiling RTP PIC.
6626 2007-07-04 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/32482
6629 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6630 original ssa name if we didn't find a shift expression.
6631 Fix shift constant for bit zero test.
6633 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6635 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6637 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6639 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6640 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6641 * config/arm/vxworks.h (ASM_SPEC): Delete.
6642 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6644 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6646 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6647 (DDR_REVERSED_P): New.
6648 * tree-data-ref.c (initialize_data_dependence_relation,
6649 build_classic_dist_vector): Set DDR_REVERSED_P.
6651 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6654 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6655 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6656 init_omega_for_ddr_1): Use non conservative number of iterations
6658 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6659 (analyze_siv_subscript): Remove FIXME and reinitialization of
6660 last_conflicts to chrec_dont_know.
6661 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6663 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6665 * tree.c (maybe_canonicalize_argtypes): Improve description.
6667 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6669 * tree.c (maybe_canonicalize_argtypes): New.
6670 (build_function_type): Set canonical type.
6671 (build_method_type_directly): Ditto.
6672 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6675 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6677 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6679 (rewrite_use_nonlinear_expr): Likewise.
6681 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6683 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6685 2007-07-04 Ben Elliston <bje@au.ibm.com>
6687 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6690 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6692 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6693 (Exception Handling): Likewise.
6695 2007-07-03 Jan Hubicka <jh@suse.cz>
6697 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6699 2007-07-03 Eric Christopher <echristo@apple.com>
6701 * doc/cppopts.texi: Add conflicting option note to -dM.
6702 * doc/invoke.texi: Add note about possible conflicts with
6703 -E for -dCHARS and note that -dM will not produce
6704 any results if there is no machine dependent reorg.
6706 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6708 * tree.h (DECL_ALIGN): Back out previous change.
6710 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6712 * configure.ac: Test for .dtprelword support on MIPS.
6713 * configure, config.in: Regenerate.
6714 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6715 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6717 2007-07-03 Julian Brown <julian@codesourcery.com>
6719 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6720 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6721 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6722 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6724 (all_fpus): Add FPUTYPE_VFP3.
6725 (fp_model_for_fpu): Add VFPv3 field.
6726 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6727 (vfp3_const_double_index): New function. Return integer index of
6728 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6730 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6731 and argument represents a valid RTX for a VFPv3 constant.
6732 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6734 (vfp_emit_fstmd): Similar, for fstmd.
6735 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6736 constants, represented as integer indices.
6737 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6738 VFP_REGNO_OK_FOR_DOUBLE macros.
6739 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6740 (arm_file_start): Set float-abi attribute for VFPv3, and output
6741 correct ".fpu" assembler directive.
6742 (arm_dbx_register_numbering): Add FIXME.
6743 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6744 (fputype): Add FPUTYPE_VFP3.
6745 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6746 (CALL_USED_REGISTERS): Likewise.
6747 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6748 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6749 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6750 (D7_VFP_REGNUM): New.
6751 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6752 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6753 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6754 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6755 (REG_ALLOC_ORDER): Adjust for VFPv3.
6756 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6757 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6758 VFP_LO_REGS, VFP_HI_REGS.
6759 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6760 (IS_VFP_CLASS): Define macro.
6761 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6763 (REGISTER_MOVE_COST): Likewise.
6764 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6765 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6766 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6767 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6768 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6769 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6770 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6771 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6772 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6773 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6774 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6775 where appropriate for single-word registers.
6776 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6777 As above. Fix type attributes.
6778 * config/arm/constraints.md (register_contraint "t"): Define.
6779 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6781 (register_constraint "x"): Define.
6782 (constraint "Dv"): Define.
6784 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6786 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6788 2007-07-03 Tom Tromey <tromey@redhat.com>
6790 * c-parser.c (objc_pq_context): Removed.
6791 (objc_need_raw_identifier): Likewise.
6792 (c_parser) <objc_pq_context>: New field.
6793 <objc_need_raw_identifier>: Likewise.
6794 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6795 (c_lex_one_token): Update.
6796 (c_parser_objc_protocol_definition): Update.
6797 (c_parser_objc_method_definition): Update.
6798 (c_parser_objc_methodproto): Update.
6799 (c_parser_declspecs): Update.
6801 2007-07-03 David Ung <davidu@mips.com>
6803 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6805 2007-07-03 David Ung <davidu@mips.com>
6806 Richard Sandiford <richard@codesourcery.com>
6808 * doc/invoke.texi: Document -march=74kf3_2.
6809 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6810 (TUNE_74K): Check for it.
6811 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6812 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6813 * config/mips/mips.md (cpu): Add 74kf3_2.
6814 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6815 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6816 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6817 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6818 74kf3_2 to the CPU list.
6819 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6820 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6821 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6822 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6823 (r74kf3_2_fxfer_from_c1): New insn reservations.
6825 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6826 David Ung <davidu@mips.com>
6828 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6829 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6830 and 74k[fx]. Document aliases for the new options.
6831 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6832 (PROCESSOR_24KF2_1): ...this.
6833 (PROCESSOR_24KX): Rename to...
6834 (PROCESSOR_24KF1_1): ...this.
6835 (PROCESSOR_74KF): Rename to...
6836 (PROCESSOR_74KF2_1): ...this.
6837 (PROCESSOR_74KX): Rename to...
6838 (PROCESSOR_74KF1_1): ...this.
6839 (TUNE_74K): Update PROCESSOR_* names.
6840 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6841 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6842 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6843 (mips_rtx_cost_data): Update processor names in comments.
6844 (mips_issue_rate): Update PROCESSOR_* names.
6845 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6846 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6847 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6848 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6849 Update cpu attribute names.
6850 (r24k_fpu_iss): Rename this reservation to...
6851 (r24kf2_1_fpu_iss): ...this and update all uses.
6852 (r24kx_fpu_iss): Rename this reservation to...
6853 (r24kf1_1_fpu_iss): ...this and update all uses.
6854 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6855 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6856 Update cpu attribute names.
6858 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6860 * config/m32r/constraints.md: New file.
6861 * config/m32r/m32r.c: Include tm-constrs.h.
6862 (small_data_operand): Use satisfies_constraint_* instead of macro.
6863 (addr24_operand, gen_compare): Likewise.
6864 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6865 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6866 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6867 EXTRA_CONSTRAINT): Likewise.
6868 * config/m32r/m32r.md: Include constraints.md.
6869 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6870 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6871 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6872 (two_insn_const_operand, int8_operand, uint16_operand,
6873 reg_or_int16_operand, reg_or_uint16_operand,
6874 reg_or_cmp_int16_operand, cmp_int16_operand,
6875 seth_add3_operand): Likewise.
6877 2007-07-03 Eric Christopher <echristo@gmail.com>
6879 * libgcc2.h: Conditionally declare __bswapsi2 and
6882 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6884 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6887 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6890 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6891 (__gthrw_pragma): Provide default definition.
6893 * gthr-posix.c (__gthrw_pragma): Define.
6895 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6897 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6898 before declaring inequality.
6900 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6902 * combine.c (recog_for_combine): Log the success or failure of
6903 matching new insn patterns against the machine description in
6906 2007-07-03 Revital Eres <eres@il.ibm.com>
6908 * ddg.c (print_sccs): New function.
6909 (check_sccs): New function.
6910 (create_ddg_all_sccs): Use it.
6911 * ddg.h (print_sccs): Declare.
6912 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6914 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6916 * targhooks.h (default_mode_for_suffix): New function declaration.
6917 * targhooks.c (default_mode_for_suffix): New default target hook.
6918 * target.h (struct c): New structure in the targetm struct.
6919 (mode_for_suffix): New target hook as part of struct c.
6920 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6921 default_mode_for_suffix.
6922 (TARGET_C): New define.
6923 * c-lex.c: Include "target.h".
6924 (interpret_float): Use targetm.c.mode_for_suffix to determine
6925 the mode for a given non-standard suffix.
6926 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6928 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6929 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6931 * doc/extend.texi (Floating Types): New node. Document __float80 and
6932 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6934 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6937 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6938 predicate instead of target_operand.
6939 (divsi3_i1_media, divsi3_media_2): Likewise.
6941 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6943 * tree.h (alias_sets_might_conflict_p): Rename into
6944 alias_sets_must_conflict_p.
6945 * alias.c (alias_sets_might_conflict_p): Likewise.
6946 (alias_sets_conflict_p): Use it.
6947 (objects_must_conflict_p): Likewise.
6948 * c-common.c (strict_aliasing_warning): Adjust.
6950 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6952 * rtlhooks.c (gen_lowpart_if_possible): Check for
6953 invalid subreg before calling gen_lowpart_SUBREG.
6955 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6957 * config/darwin9.h: Add copyright notice.
6958 (LINK_COMMAND_SPEC): Add comment.
6959 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6960 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6961 DARWIN_LIBSYSTEM_HAS_UNWIND.
6963 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6966 * omp-low.c (check_combined_parallel): New function.
6967 (lower_omp_parallel): Call it via walk_stmts, set
6968 OMP_PARALLEL_COMBINED if appropriate.
6969 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6970 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6971 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6972 don't consider it as combined parallel.
6974 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6976 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6977 (gcc_tooldir): Likewise.
6978 * configure: Regenerate.
6979 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6980 old configure.ac gcc_tooldir setting.
6981 (prefix_to_exec_prefix): New variable.
6982 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6983 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6985 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6987 Fix PR tree-optimization/32583
6988 Fix PR tree-optimization/32584
6989 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6990 (phi_translate_set): Use phi_translate directly now.
6991 (make_values_for_stmt): Don't value number RHS if we already know
6994 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6995 Jim Wilson <wilson@specifix.com>
6998 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7001 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7002 Richard Sandiford <richard@codesourcery.com>
7003 Nigel Stephens <nigel@mips.com>
7005 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7006 (mips16e_output_save_restore): Declare.
7007 (mips16e_save_restore_pattern_p): Likewise.
7008 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7009 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7010 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7011 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7012 (BITSET_P): New global macro, extracted from...
7013 (mips_for_each_saved_reg): ...here.
7014 (mips16e_save_restore_info): New struct.
7015 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7016 (mips16e_save_restore_regs): New variable.
7017 (mips_split_plus, mips16e_find_first_register): New functions.
7018 (mips16e_mask_registers): New function.
7019 (compute_frame_size): Expand the commentary before the function.
7020 Enforce the MIPS16e save and restore register range restrictions.
7021 Pad the general register save area at the low end.
7022 (mips16e_save_restore_reg, mips16e_build_save_restore)
7023 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7024 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7025 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7027 (mips_expand_prologue, mips_expand_epilogue): Handle
7028 GENERATE_MIPS16E_SAVE_RESTORE.
7029 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7031 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7033 PR tree-optimization/31966
7034 PR tree-optimization/32533
7035 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7036 "basic_block" description as its third argument. Update function
7037 calls to get destination bb from "edge" argument. Save "cond" into
7038 aux field of the edge. Update prototype for changed arguments.
7039 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7041 (find_phi_replacement_condition): Operate on incoming edges, not
7042 on predecessor blocks. If there is a condition saved in the
7043 incoming edge aux field, AND it with incoming bb predicate.
7044 Return source bb of the first edge.
7045 (clean_predicate_lists): Clean aux field of outgoing node edges.
7046 (tree_if_conversion): Do not initialize cond variable. Move
7047 variable declaration into the loop.
7048 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7049 initializations of new_stmt, arg0 and arg1 variables.
7051 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7053 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7054 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7056 2007-07-02 Richard Guenther <rguenther@suse.de>
7058 * tree-ssa.c (useless_type_conversion_p): Document
7059 future intent as defining the middle-end type system.
7060 Re-structure to call langhook last, group by type class,
7061 mark questionable parts.
7063 2007-07-02 Richard Guenther <rguenther@suse.de>
7065 * tree-flow.h (types_compatible_p): Declare.
7066 * tree-ssa.c (types_compatible_p): New function.
7067 * ipa-type-escape.c (discover_unique_type): Use
7068 types_compatible_p instead of lang_hooks.types_compatible_p.
7069 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7070 * tree-vn.c (expressions_equal_p): Likewise.
7071 * tree.c (fields_compatible_p): Likewise.
7072 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7073 (cprop_operand): Use useless_type_conversion_p instead of
7074 lang_hooks.types_compatible_p.
7075 * tree-inline.c (setup_one_parameter): Likewise.
7076 (declare_return_variable): Likewise.
7077 * tree-nrv.c (tree_nrv): Likewise.
7078 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7079 (maybe_fold_offset_to_component_ref): Likewise.
7080 (maybe_fold_offset_to_reference): Likewise.
7081 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7082 (merge_alias_info): Likewise.
7083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7084 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7085 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7086 * tree-tailcall.c (find_tail_calls): Likewise.
7087 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7088 * gimplify.c (canonicalize_addr_expr): Likewise.
7089 (fold_indirect_ref_rhs): Likewise.
7090 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7091 (cpt_same_type): Likewise.
7092 (check_pointer_types_r): Swap parameters to cpt_same_type
7094 * fold-const.c (fold_convert): Revert fix for PR15988.
7095 * tree-inline.c (setup_one_parameter): Instead fix it here by
7096 using fold_build1 instead of fold_convert and checking for
7097 error_mark_node. Convert only if the conversion is necessary.
7099 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7101 * configure.ac: Check for .gnu_attribute on Power.
7102 * configure: Regenerate.
7103 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7104 attribute for floating-point ABI.
7106 2007-07-02 Ira Rosen <irar@il.ibm.com>
7108 PR tree-optimization/32230
7109 PR tree-optimization/32477
7110 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7111 address is a constant.
7113 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7115 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7116 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7117 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7118 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7119 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7120 64-bit targets. Add support for *-elfoabi*.
7121 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7122 different settings if $(tm_defines) does not select the EABI.
7123 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7124 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7125 (MIPS_ARCH_OPTION_SPEC): Likewise.
7126 (MIPS_ISA_LEVEL_SPEC): Likewise.
7127 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7128 * config/mips/elfoabi.h: New file.
7130 2007-07-02 Richard Guenther <rguenther@suse.de>
7132 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7133 (useless_type_conversion_p): ... this.
7134 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7135 (useless_type_conversion_p): ... this.
7136 * builtins.c (fold_builtin_memory_op): Rename
7137 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7138 * tree-cfg.c (verify_expr): Likewise.
7139 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7140 * tree-ssa-ccp.c (ccp_fold): Likewise.
7141 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7142 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7143 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7144 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7145 * tree-ssa-pre.c (eliminate): Likewise.
7146 * tree-ssa.c (delete_tree_ssa): Likewise.
7147 (tree_ssa_useless_type_conversion): Likewise.
7148 * tree.c (build2_stat): Likewise.
7150 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7152 Fix PR tree-optimization/32571
7153 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7156 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7158 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7159 and other expected operations explicitly, change default to
7162 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7164 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7166 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7167 (tls_load_dot_plus_eight): Move the label number into the unspec.
7168 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7170 2007-07-01 Andreas Schwab <schwab@suse.de>
7172 * dwarf2out.c (initial_return_save): Define only if used.
7174 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7176 Unreverting Richard's Revert of:
7178 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7180 * dce.c (deletable_insn_p_1): New function, split out from...
7181 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7182 specially, not those inside PARALLELs. Remove BODY argument
7183 and adjust recursive call accordingly.
7184 (prescan_insns_for_dce): Update call to delete_insn_p.
7186 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7187 Revital Eres <eres@il.ibm.com>
7189 * ddg.c (create_ddg_all_sccs): Fix missed
7190 initialization of scc_nodes.
7192 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7195 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7196 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7198 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7200 * configure.ac: Check for .gnu_attribute on MIPS.
7201 * configure, config.in: Regenerate.
7202 * config/mips/mips.c (mips_file_start): If supported, output
7203 attribute for floating-point ABI.
7205 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7208 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7209 (ffs_cmove): New expander to expand using ctz pattern.
7210 (*ffs_cmove): Remove pattern.
7211 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7212 (ffsdi2): Expand using ctz pattern.
7213 (*ffs_rex64): Remove pattern.
7215 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7217 PR rtl-optimization/32296
7218 * pa.md (return): Delete pattern.
7219 (return_internal): Remove "(const_int 1)" from pattern.
7220 (epilogue): Use return_internal pattern for trivial returns.
7221 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7222 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7224 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7226 * tree-ssa-pre.c (is_exception_related): New function
7227 (can_value_number_operation): Use it.
7229 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7231 Fix PR tree-optimization/32540
7232 Fix PR tree-optimization/31651
7234 * tree-ssa-sccvn.c: New file.
7236 * tree-ssa-sccvn.h: Ditto.
7238 * tree-vn.c: Include tree-ssa-sccvn.h
7239 (val_expr_paid_d): Removed.
7240 (value_table): Ditto.
7241 (vn_compute): Ditto.
7242 (val_expr_pair_hash): Ditto.
7243 (val_expr_pair_expr_eq): Ditto.
7244 (copy_vuses_from_stmt): Ditto.
7247 (shared_vuses_from_stmt): Ditto.
7248 (print_creation_to_file): Moved up.
7249 (sort_vuses): Ditto.
7250 (sort_vuses_heap): Ditto.
7251 (set_value_handle): Make non-static.
7252 (make_value_handle): Ditto.
7253 (vn_add): Rewritten to use sccvn lookups.
7254 (vn_add_with_vuses): Ditto.
7255 (vn_lookup): Ditto (and second argument removed).
7256 (vn_lookup_with_vuses): Ditto.
7257 (vn_lookup_or_add): Ditto (and second argument removed);
7258 (vn_lookup_or_add_with_vuses): Ditto.
7259 (vn_lookup_with_stmt): New.
7260 (vn_lookup_or_add_with_stmt): Ditto.
7261 (create_value_handle_for_expr): Ditto.
7263 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7264 (seen_during_translate): New function.
7265 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7266 (phi_trans_add): Ditto.
7267 (constant_expr_p): FIELD_DECL is always constant.
7268 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7269 Use constant_expr_p.
7270 Avoid infinite recursion on mutually valued expressions.
7271 Change callers of vn_lookup_or_add.
7272 (phi_translate): New function.
7273 (compute_antic_safe): Allow phi nodes.
7274 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7275 (find_or_generate_expression): Rewrite slightly.
7276 (create_expression_by_pieces): Updated for vn_lookup_or_add
7278 Update VN_INFO for new names.
7279 (insert_into_preds_of_block): Update for new names.
7280 (add_to_exp_gen): New function.
7281 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7282 (find_existing_value_expr): Rewrite to changed vn_lookup.
7283 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7284 (try_look_through_load): Removed.
7285 (try_combine_conversion): Ditto.
7286 (get_sccvn_value): New function.
7287 (make_values_for_phi): Ditto.
7288 (make_values_for_stmt): Ditto.
7289 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7291 (init_pre): Update for SCCVN changes.
7293 (execute_pre): Ditto.
7295 * tree-flow.h (make_value_handle): Declare.
7296 (set_value_handle): Ditto.
7297 (sort_vuses_heap): Ditto.
7298 (vn_lookup_or_add_with_stmt): Ditto.
7299 (vn_lookup_with_stmt): Ditto.
7300 (vn_compute): Remove.
7303 (vn_lookup): Update arguments.
7305 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7307 (tree-ssa-sccvn.o): New.
7308 (OBJS-common): Add tree-ssa-sccvn.o
7310 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7313 * c-typeck.c (build_external_ref): Don't mark as used if called
7315 * calls.c (rtx_for_function_call): Likewise.
7317 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7321 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7323 * dce.c (deletable_insn_p_1): New function, split out from...
7324 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7325 specially, not those inside PARALLELs. Remove BODY argument
7326 and adjust recursive call accordingly.
7327 (prescan_insns_for_dce): Update call to delete_insn_p.
7329 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7331 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7332 (try_combine): Move potential calls to undo_all() so they happen
7333 before we commit to using the combined insns.
7335 2006-06-30 Jan Hubicka <jh@suse.cz>
7337 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7340 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7342 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7343 (cgraph_remove_unreachable_nodes): Likewise.
7344 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7345 * ipa-inline.c (update_caller_keys): Cast according to the coding
7347 (cgraph_decide_recursive_inlining): Likewise.
7348 (cgraph_decide_inlining_of_small_function): Likewise.
7349 (try_inline): Likewise.
7350 (cgraph_decide_inlining_incrementally): Likewise.
7351 * ipa-pure-const.c (get_function_state): Likewise.
7352 (scan_function): Likewise.
7353 (analyze_function): Likewise.
7354 (static_execute): Likewise.
7355 * ipa-reference.c (scan_for_static_refs): Likewise.
7356 (merge_callee_local_info): Likewise.
7357 (analyze_function): Use type safe memory macros.
7358 (static_execute): Likewise. Cast according to the coding conventions.
7359 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7361 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7363 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7364 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7367 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7370 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7371 for complex modes (both int and real).
7373 2007-06-29 Jan Hubicka <jh@suse.cz>
7375 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7377 2007-06-29 Jan Hubicka <jh@suse.cz>
7380 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7383 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7386 * config/avr/avr.c: Include dataflow header file.
7387 (expand_prologue): Adjust for prologue insn change.
7388 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7391 2007-06-29 Richard Guenther <rguenther@suse.de>
7394 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7395 during type verification.
7397 2007-06-29 Jan Hubicka <jh@suse.cz>
7399 * recog.c (validate_change_rtx_1): Unshare TO argument.
7401 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7403 PR tree-optimization/24659
7404 * tree-vect-transform.c (vectorizable_call): Handle
7405 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7407 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7408 * config/i386/i386.c (enum ix86_builtins)
7409 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7410 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7412 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7413 const using def_builtin_const.
7414 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7415 input operands in the same modes as the result.
7416 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7418 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7420 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7421 (df_set_dead_notes_for_mw): Likewise.
7423 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7425 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7427 2007-06-28 DJ Delorie <dj@redhat.com>
7429 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7431 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7433 * doc/invoke.texi (C++ Dialect Options): Document
7434 fvisibility-ms-compat.
7435 * c.opt (fvisibility-ms-compat): New.
7437 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7440 * tree-affine.c (aff_combination_add_elt): Handle
7441 pointer addition specially.
7443 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7445 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7446 decl is non-external for AIX ABI.
7448 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7450 * config/rs6000/predicates.md (current_file_function_operand):
7451 Ensure the symbol is non-external for AIX ABI.
7453 2007-06-28 Nick Clifton <nickc@redhat.com>
7455 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7456 (fdce, fdse, fpredictive-commoning): Likewise.
7458 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7461 * gcc.c (process_command): Recognize the new -static-libgfortran
7464 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7467 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7468 Use a call clobbered hard reg instead of a pseudo reg.
7470 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7472 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7474 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7477 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7478 REG_LIBCALL and REG_RETVAL notes.
7479 (divsi3, mulsi3): Likewise.
7480 (mulhisi3): Likewise. Use emit_libcall_block.
7481 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7483 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7485 PR rtl-optimization/32481
7486 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7488 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7490 * dce.c (deletable_insn_p_1): New function, split out from...
7491 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7492 specially, not those inside PARALLELs. Remove BODY argument
7493 and adjust recursive call accordingly.
7494 (prescan_insns_for_dce): Update call to delete_insn_p.
7496 2007-06-27 Richard Guenther <rguenther@suse.de>
7499 * tree.h (fold_convertible_p): Declare.
7500 * fold-const.c (fold_convertible_p): New function.
7501 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7502 instead of lang_hooks.types_compatible_p.
7504 2007-06-26 Jan Hubicka <jh@suse.cz>
7506 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7507 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7508 early use validate_unshare_change.
7509 (reload_combine): Likewise.
7510 * recog.c (change_t): New field unshare.
7511 (validate_change_1): Rename from validate_change; add argument unshare.
7512 (validate_change): Turn into wrapper of validate_change_1; update
7513 prototype for bools.
7514 (validate_unshare_change): New.
7515 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7516 calls of df_insn_rescan.
7517 * recog.h (validate_change): Replace ints by bools.
7518 (validate_unshare_change): Declare.
7520 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7522 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7524 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7526 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7528 2007-06-25 Jan Hubicka <jh@suse.cz>
7530 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7532 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7533 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7534 places other call site specific checks are performed.
7536 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7539 * tree-vect-transform.c (vectorizable_operation): Convert
7540 POINTER_PLUS_EXPR over to PLUS_EXPR.
7542 2007-06-25 Chao-ying Fu <fu@mips.com>
7544 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7545 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7546 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7547 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7549 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7550 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7551 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7552 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7553 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7554 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7555 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7556 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7557 ALL_FIXED_POINT_MODE_P): New define.
7558 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7560 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7562 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7563 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7564 MODE_VECTOR_UACCUM): New mode classes.
7566 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7567 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7568 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7571 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7572 (blank_mode): Initialize ibit and fbit.
7573 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7574 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7576 (new_adjust): Change required_class to required_class_from and
7577 required_class_to for testing within a range.
7578 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7579 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7581 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7582 (make_fixed_point_mode): New.
7583 (_ADD_ADJUST): Change C to C1 and C2.
7584 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7585 use a range for machine classes.
7586 (ADJUST_IBIT, ADJUST_FBIT): New.
7587 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7589 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7590 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7591 Emit adjustment for ibit and fbit.
7592 (emit_mode_ibit, emit_mode_fbit): New.
7593 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7595 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7597 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7598 as the source of the set.
7600 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7602 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7603 FP_REGNO_P): Use IN_RANGE.
7604 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7605 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7606 (DATA_REG_P): Use DATA_REGNO_P.
7607 (FP_REG_P): Use FP_REGNO_P.
7608 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7609 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7610 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7612 2007-06-24 Jan Hubicka <jh@suse.cz>
7615 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7617 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7620 * fold-const.c (fold_binary): Strip nops of operand 0
7621 of BIT_NOT_EXPR before calling operand_equal_p.
7622 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7623 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7625 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7627 * doc/extend.texi: Document that dllimport and dllexport imply
7629 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7630 imported or exported declaration, including type declarations.
7631 * c-common.c (handle_visibility_attribute): Check for conflicts
7632 with dllimport/dllexport.
7633 (c_determine_visibility): Handle dllimport/dllexport as an
7634 explicit visibility atttribute.
7636 2007-06-23 Richard Guenther <rguenther@suse.de>
7638 PR tree-optimization/16876
7640 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7642 * tree-inline.c (initialize_inlined_parameters): Do not call
7643 lang_hooks.tree_inlining.convert_parm_for_inlining.
7644 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7645 reason for mismatched types.
7646 * gimplify.c (gimplify_call_expr): Verify the call expression
7647 arguments match the called function type signature. Otherwise
7648 mark the call expression to be not considered for inlining
7649 using CALL_CANNOT_INLINE_P flag.
7650 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7651 edges call expression.
7652 (cgraph_decide_inlining_of_small_function): Likewise.
7653 (cgraph_decide_inlining): Likewise.
7654 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7656 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7657 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7658 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7660 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7661 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7663 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7664 convert_parm_for_inlining member.
7666 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7669 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7670 Remove optimization for GT.
7672 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7675 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7677 (prescan_insns_for_dce): Add extra parameter.
7679 2007-06-23 Jan Hubicka <jh@suse.cz>
7682 * gimplify.c (mark_addressable): New function.
7683 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7685 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7688 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7690 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7694 moves between MMX/SSE registers to at least 8 units to prevent
7695 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7697 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7699 * config/i386/i386.c (override_options): Correct x86_sahf
7702 2007-06-21 David Daney <ddaney@avtrex.com>
7705 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7706 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7707 (exception_receiver): Renamed to ...
7708 (nonlocal_goto_receiver): ... this.
7710 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7712 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7713 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7714 partial register accesses.
7716 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7718 * fold-const.c (debug_fold_checksum): Move it under
7719 ENABLE_FOLD_CHECKING.
7721 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7724 * tree.h (debug_fold_checksum): Declared.
7725 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7726 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7727 build_fold_addr_expr_with_type_1.
7728 (fold_addr_expr, debug_fold_checksum): New.
7729 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7730 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7733 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7735 PR tree-optimization/19590
7736 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7737 of scev is a constant.
7738 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7740 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7742 * df-problems.c (df_note_bb_compute): Made computation of live
7743 info consistent with df_lr.
7745 2007-06-21 Richard Guenther <rguenther@suse.de>
7747 PR tree-optimization/32453
7748 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7749 for pointer anti-range.
7751 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7753 * config/i386/i386.c (processor_target_table): Increase maximum
7754 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7757 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7758 byte alignment if > 8 byte alignment is preferred.
7759 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7761 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7763 PR tree-optimization/31866
7764 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7765 if ASM_EXPR's input is not a SSA_NAME.
7768 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7769 but decl is a global var, instead return decl.
7770 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7771 even for is_global_var decls, if they are private in some outer
7774 2007-06-21 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/32451
7777 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7779 2007-06-21 Christian Bruel <christian.bruel@st.com>
7781 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7782 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7783 (push_regs): Changed saving order or banked registers.
7784 (sh_expand_epilogue): Likewise.
7785 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7786 (FIRST_BANKED_REG): Likewise.
7787 (LAST_BANKED_REG): Likewise.
7788 * config/sh/sh.md (banked) New attribute.
7789 (in_delay_slot): Check banked attribute.
7791 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7793 PR tree-optimization/32075
7794 * tree-data-ref.c (subscript_dependence_tester_1,
7795 analyze_miv_subscript, analyze_overlapping_iterations,
7796 add_distance_for_zero_overlaps, build_classic_dist_vector,
7797 subscript_dependence_tester_1, analyze_overlapping_iterations,
7798 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7799 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7800 to evolution_function_is_affine_multivariate_p.
7802 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7804 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7806 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7809 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7811 * config/m32c/prologue.md (epilogue_exitd_16): New.
7812 (epilogue_reit_16): New.
7813 (epilogue_exitd): Rename to epilogue_exitd_24.
7814 (epilogue_reit): Rename to epilogue_reit_24.
7816 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7817 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7819 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7821 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7822 if dbg_cnt (sched_insn) reaches the limit.
7823 (choose_ready): New parameter INSN_PTR and new return value.
7824 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7825 the new return value from choose_ready.
7826 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7827 (rest_of_handle_global_alloc): New global_alloc_at_func.
7829 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7831 PR tree-optimization/25737
7832 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7833 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7834 * tree-flow.h (struct fieldoff): Add new field alias_set.
7835 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7836 argument addressable_type. Set alias_set of fieldoff.
7837 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7838 (create_overlap_variables_for): Pass alias_set from fieldoff to
7840 * alias.c (get_alias_set): Use alias_set from SFT if set.
7842 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7844 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7845 of a variable as an unsigned HOST_WIDE_INT integer.
7847 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7849 PR rtl-optimization/32405
7850 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7852 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7854 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7857 * builtins.c: Include diagnostic.h.
7858 (expand_builtin_expect): Make gcc_assert more permissive.
7859 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7862 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7866 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7867 if ACCUMULATE_OUTGOING_ARGS.
7869 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7871 * config/m68hc11/m68hc11.c: Include dataflow header file.
7872 (m68hc11_reorg): Port to dataflow.
7874 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7876 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7877 (struct df_problem.free_blocks_on_set_blocks): New field.
7878 (struct dataflow.optional_p): New field.
7879 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7880 (df_live_set_all_dirty): New function.
7881 * df-scan.c (df_scan_alloc): Initialize optional_p.
7882 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7883 * df-core.c (df_set_blocks): Removed use of
7884 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7885 df_problem.free_blocks_on_set_blocks to determine which blocks are
7887 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7888 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7889 uses dataflow.optional_p to determine if problem should be
7891 (rest_of_handle_df_initialize): Only start live problem if
7893 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7894 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7895 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7896 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7897 problem_NOTE): Initialize free_blocks_on_set_blocks.
7898 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7900 (df_live_set_all_dirty, df_note_alloc): New function.
7901 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7903 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7904 * postreload.c (reload_combine): Ditto.
7905 * cse.c (cse_extended_basic_block): Ditto.
7906 * regmove.c (mark_flags_life_zones): Ditto.
7907 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7908 erase_matching_seqs): Ditto.
7909 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7910 * integrate (allocate_initial_values): Ditto.
7911 * combine.c (reg_dead_at_p): Ditto.
7912 * resource.c (mark_target_live_regs): Ditto.
7913 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7914 * config/sh/sh.c (find_r0_life_regions): Ditto.
7915 * global.c (rest_of_handle_global_alloc): Only add back df_live
7917 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7919 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7921 (if_convert): Make sure df_live is there at -O == 1.
7922 (pass_if_after_combine): Cleanup flags.
7923 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7924 is there at -O == 1.
7926 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7928 * config/arm/arm.c (arm_get_frame_offsets): Set
7929 offsets->locals_base to avoid negative stack size.
7930 (thumb1_expand_prologue): Assert on negative stack size.
7932 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7934 PR tree-optimization/32367
7935 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7936 of the chrec has no evolution in that loop.
7937 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7939 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7941 * config/xtensa/xtensa.c: Include "df.h".
7942 (xtensa_builtin_saveregs): Use adjust_address instead of
7944 (xtensa_va_start): Invoke make_tree with sizetype for
7945 expand_builtin_saveregs and then convert the result to a pointer.
7946 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7947 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7948 Subtract argument size from index value as integers and then use
7949 POINTER_PLUS_EXPR to add the result to the array address.
7951 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7954 * config/m32c/m32c.c: Include dataflow header file.
7955 (m32c_emit_prologue): Adjust for prologue insn change.
7956 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7957 once inside a PARALLEL. Assume frame size passed in operand 0
7958 includes space to save the fb register.
7959 (prologue_enter_24): Likewise.
7960 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7962 2007-06-19 David Daney <ddaney@avtrex.com
7965 * config/mips/mips.md (cprestore): Mark $gp as used.
7967 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7970 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7971 (frv_ifcvt_modify_insn): Likewise.
7973 2007-06-19 Richard Guenther <rguenther@suse.de>
7975 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7976 only handle positive offsets that fit in a HOST_WIDE_INT.
7978 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7980 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7981 result of rsqrt insn for zero input argument to avoid NaN.
7983 2007-06-19 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7988 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7990 PR tree-optimization/32353
7991 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7993 2007-06-19 Nick Clifton <nickc@redhat.com>
7995 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7997 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8001 * config/i386/i386.c (assign_386_stack_local): Assert that
8002 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8003 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8004 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8005 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8007 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8009 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8011 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8013 PR rtl-optimization/32321
8014 * gcse.c (replace_store_insn): Update the note before
8015 calling emit_insn_after.
8017 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8020 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8022 * df-problems.c (df_note_bb_compute): Fix dumping info.
8024 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8026 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8027 insn with emit_jump_insn.
8029 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8031 PR tree-optimization/32383
8032 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8033 * targhooks.h (default_builtin_reciprocal): Update prototype.
8034 * target.h (struct gcc_target): Update builtin_reciprocal.
8035 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8036 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8037 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8038 when fndecl is in BUILT_IN_MD class.
8039 (execute_convert_to_rsqrt): Ditto.
8041 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8042 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8043 Convert BUILT_IN_SQRTF code only when md_fn is false.
8045 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8047 * bt-load.c (move_btr_def): Fix the order of arguments
8048 to validate_replace_rtx.
8050 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8052 * config/m68k/m68k-devices.def: Add 54450..54455.
8054 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8056 PR rtl-optimization/32366
8057 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8058 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8061 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8064 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8065 this is true, rescan insn being modified.
8066 (sms_schedule): Added rescan parameter.
8067 (rest_of_handle_sms): Moved freeing of dominance info to before
8068 getting out of cfg_layout.
8070 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8072 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8073 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8076 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8077 FL_CF_EMAC from the entry for isac.
8079 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8080 (const_sibcall_operand): New.
8081 (sibcall_operand): Use it.
8082 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8083 (m68k_isas): ISAC does not imply FPU or EMAC.
8084 (override_options): Add ISA_C logic for symbolic jump & call.
8086 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8088 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8089 return mode from the builtin itself.
8090 (sparc_fold_builtin): Fix cast of zero constant.
8092 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8094 * targhooks.c (default_builtin_reciprocal): New default target hook.
8095 * targhooks.h (default_builtin_reciprocal): Add prototype.
8096 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8097 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8098 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8099 default_builtin_reciprocal.
8101 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8104 * hooks.c (hook_tree_tree_bool_null): New hook.
8105 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8106 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8107 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8108 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8109 and convert it to reciprocal a*rfunc(b).
8110 (execute_convert_to_rsqrt): New function.
8111 (gate_convert_to_rsqrt): New function.
8112 (pass_convert_to_rsqrt): New pass definition.
8113 * target.h (struct gcc_target): Add builtin_reciprocal.
8114 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8115 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8116 TARGET_BUILTIN_RECIPROCAL.
8117 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8119 * config/i386/i386.h (TARGET_RECIP): New define.
8120 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8121 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8122 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8123 and not optimizing for size.
8124 (*rcpsf2_sse): New insn pattern.
8125 (*rsqrtsf2_sse): Ditto.
8126 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8127 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8128 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8129 and not optimizing for size.
8130 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8131 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8132 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8133 and not optimizing for size.
8134 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8135 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8136 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8137 and not optimizing for size.
8138 (*sse_rsqrtv4sf2): Do not export.
8140 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8141 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8142 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8143 and not optimizing for size.
8145 * config/i386/i386.opt (mrecip): New option.
8146 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8147 (ix86_emit_swsqrtsf): Ditto.
8148 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8149 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8151 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8152 ix86_expand_unop1_builtin.
8153 (ix86_emit_swdivsf): New function.
8154 (ix86_emit_swsqrtsf): Ditto.
8155 (ix86_builtin_reciprocal): New function.
8156 (TARGET_BUILTIN_RECIPROCAL): Use it.
8157 (ix86_vectorize_builtin_conversion): Rename from
8158 ix86_builtin_conversion.
8159 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8160 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8161 "i386 and x86_64 Options" section.
8162 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8164 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8165 Zdenek Dvorak <dvorakz@suse.cz>
8166 Richard Guenther <rguenther@suse.de>
8167 Kaz Kojima <kkojima@gcc.gnu.org>
8169 * tree-vrp.c (compare_values_warnv): Convert val2 to
8171 (extract_range_from_assert): Create
8172 POINTER_PLUS_EXPR for pointer types.
8173 (extract_range_from_binary_expr): Handle
8174 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8176 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8177 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8178 POINTER_PLUS_EXPR as PLUS_EXPR.
8179 (number_of_iterations_lt_to_ne):
8180 For pointer types, use sizetype when
8181 creating MINUS_EXPR/PLUS_EXPRs.
8182 (assert_loop_rolls_lt): For pointer types, use sizetype when
8183 creating MINUS_EXPR/PLUS_EXPRs.
8184 (number_of_iterations_le): Likewise.
8185 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8186 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8187 like PLUS_EXPR and MINUS_EXPR.
8188 * tree-pretty-print.c (dump_generic_node): Handle
8190 (op_prio): Likewise.
8191 (op_symbol_1): Likewise.
8192 * optabs.c (optab_for_tree_code): Likewise.
8193 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8195 * tree-tailcall.c (process_assignment): Mention
8196 POINTER_PLUS_EXPR in a TODO comment.
8197 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8198 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8199 not used with a pointer and an integer type.
8200 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8201 increment using chrec_convert_rhs instead of chrec_convert.
8202 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8203 PLUS_EXPR except for the right hand side's type will be
8205 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8206 (fold_used_pointer_cast): Kill.
8207 (pointer_offset_p): Kill.
8208 (fold_used_pointer): Kill.
8209 (pointer_used_p): Kill.
8210 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8211 call fold_used_pointer.
8212 (instantiate_parameters_1): Convert the increment
8213 using chrec_convert_rhs instead of chrec_convert.
8214 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8215 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8216 instead of PLUS_EXPR.
8217 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8218 PLUS_EXPR for pointers.
8219 (std_gimplify_va_arg_expr): Likewise.
8220 (fold_builtin_memory_op): Likewise.
8221 (fold_builtin_strstr): Likewise.
8222 (fold_builtin_strchr): Likewise.
8223 (fold_builtin_strrchr): Likewise.
8224 (fold_builtin_strpbrk): Likewise.
8225 (expand_builtin_memory_chk): Likewise.
8226 (fold_builtin_memory_chk): Likewise.
8227 (std_expand_builtin_va_start): Use
8228 sizetype for the call to make_tree and then convert
8229 to the pointer type.
8230 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8231 instead of PLUS_EXPR for adding to a pointer.
8232 (std_gimplify_va_arg_expr): Use fold_build2 for
8233 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8234 the operands to sizetype first and then cast the BIT_AND_EXPR
8235 back to the pointer type.
8236 * fold-const.c (build_range_check): Handle pointer types
8238 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8239 of PLUS_EXPR's. Make sure the offset is converted to
8241 (try_move_mult_to_index): Strip the NOPs from the offset.
8242 Remove code argument and replace all uses with PLUS_EXPR.
8243 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8244 specially. Don't use a pointer type for MINUS_EXPR.
8245 (fold_unary): Handle for (T1)(X op Y),
8246 only p+ as that is the only as that can be handled for
8247 binary operators now.
8248 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8250 <case PLUS_EXPR>: Add folding of PTR+INT into
8252 Don't call try_move_mult_to_index.
8253 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8254 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8255 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8256 Don't call try_move_mult_to_index.
8257 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8258 (tree_expr_nonzero_p): Likewise.
8259 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8260 of PLUS_EXPR for the complex expression folding.
8261 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8262 first chrec is a pointer type, then the second should
8263 be sizetype and not the first's type.
8264 For POINTER_PLUS_EXPR, use a different right hand side type.
8265 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8266 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8267 different right hand side type.
8268 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8269 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8270 instead of PLUS_EXPR.
8271 When either operand is zero, convert the other operand.
8272 (chrec_apply): Use chrec_convert_rhs
8273 on the argument x instead of chrec_convert.
8274 (reset_evolution_in_loop): For pointer types, the new_evol
8276 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8277 different right hand side type.
8278 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8279 (chrec_convert_rhs): New function.
8280 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8281 different right hand side type.
8282 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8283 * tree-chrec.h (chrec_convert_rhs): New prototype.
8284 (build_polynomial_chrec): For pointer types, the right hand
8285 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8286 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8287 Remove subtraction case as it is always addition now.
8288 Make sure the offset is converted to sizetype.
8289 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8290 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8291 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8292 PLUS_EXPR in pointer type.
8293 Handle POINTER_PLUS_EXPR.
8294 (tree_to_aff_combination): Likewise.
8295 (force_expr_to_var_cost): Likewise.
8296 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8297 instead of PLUS_EXPR for pointers.
8298 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8299 instead of PLUS_EXPR of pointer types.
8300 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8302 (check_va_list_escapes): Likewise.
8303 (check_all_va_list_escapes): Likewise.
8304 * dwarf2out.c (loc_descriptor_from_tree_1):
8305 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8306 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8307 (string_constant): Likewise.
8308 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8309 the offset to the base, use POINTER_PLUS_EXPR.
8310 (add_to_parts): Convert the index to sizetype.
8311 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8312 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8313 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8314 Offset only holds something for PLUS_EXPR.
8315 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8317 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8319 (analyze_accesses_for_modify_stmt): Likewise.
8320 Remove comment about the type being integral type as it is
8322 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8324 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8326 Correct the type which the artimentic is done in (is now
8329 * tree-data-ref.c (split_constant_offset): Handle
8331 * tree-affine.c (tree_to_aff_combination): Likewise.
8332 * c-typeck.c (build_unary_op): For pointers create the increment
8333 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8335 * gimplify.c (gimplify_self_mod_expr): Create a
8336 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8337 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8338 * tree.def (POINTER_PLUS_EXPR): New tree code.
8339 * tree-predcom.c (ref_at_iteration): If we have a pointer
8340 type do the multiplication in sizetype.
8341 * tree-mudflap.c (mf_xform_derefs_1): Create a
8342 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8343 * tree-ssa-forwprop.c
8344 (forward_propagate_addr_into_variable_array_index):
8345 Don't expect there to be a cast for the index as that
8346 does not exist anymore.
8347 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8348 instead of PLUS_EXPR.
8349 Don't check for the first operand of the POINTER_PLUS_EXPR
8350 was the index as it cannot be.
8351 Call forward_propagate_addr_into_variable_array_index with
8352 the SSA_NAME instead of the statement.
8353 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8354 (compare_constant): Likewise.
8355 (copy_constant): Likewise.
8356 (compute_reloc_for_constant): Likewise.
8357 (output_addressed_constants): Likewise.
8358 (initializer_constant_valid_p): Likewise.
8359 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8360 Convert the MIN/MAX of the inner type to the outer
8361 type before comparing them.
8362 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8363 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8364 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8365 of PLUS_EXPR for pointers.
8366 * tree-inline.c (estimate_num_insns_1): Handle
8368 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8369 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8370 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8371 instead of PLUS_EXPR for the pointer increment statement.
8372 (vect_update_ivs_after_vectorizer): For pointer types, create
8373 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8374 MULT_EXPR in sizetype.
8375 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8377 * tree-object-size.c (plus_expr_object_size): Handle
8378 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8379 code which is trying to figure out which side is a pointer and
8381 (check_for_plus_in_loops_1): Likewise.
8382 (check_for_plus_in_loops): Likewise.
8383 * c-common.c (pointer_int_sum): Create a
8384 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8385 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8386 only POINTER_PLUS_EXPR. Removing all the extra
8387 code which is trying to figure out which side is a pointer and
8389 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8390 PLUS_EXPR and MINUS_EXPR.
8391 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8393 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8394 with make_tree, instead of a pointer type.
8395 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8396 for pointers instead of PLUS_EXPR.
8397 (s390_gimplify_va_arg): Likewise.
8398 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8399 instead of PLUS_EXPR when doing addition on pointer
8400 types. Use sizetype for the second operand.
8401 (spu_gimplify_va_arg_expr): Likewise.
8402 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8403 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8404 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8405 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8406 for the pointer addition and also use size_int/sizetype
8408 (ix86_gimplify_va_arg): Likewise.
8409 Perform BIT_AND_EXPR on sizetype arguments.
8410 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8411 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8412 for the pointer additions and also use size_int for the offsets.
8413 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8414 additions and also use size_int for the offsets. Perform
8415 BIT_AND_EXPR on sizetype arguments.
8416 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8417 POINTER_PLUS_EXPR for pointers and create the
8418 BIT_AND_EXPR in sizetype.
8419 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8420 instead of PLUS_EXPR for pointer addition.
8421 (rs6000_va_start): Likewise.
8422 Also use sizetype for the offset.
8423 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8424 as PLUS_EXPR/MINUS_EXPR.
8425 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8426 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8427 Don't use BIT_AND_EXPR on a pointer type, convert the
8428 expression to sizetype first.
8429 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8431 (mips_gimplify_va_arg_expr): Likewise.
8432 Don't create BIT_AND_EXPR in a pointer type.
8434 2007-06-15 Eric Christopher <echristo@apple.com>
8436 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8437 (x86_64-*-darwin*): Ditto.
8438 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8441 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8443 * doc/extend.texi: Document behavior of __attribute__((aligned))
8446 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8448 * rtlanal.c (note_stores): Improve documentation.
8450 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8452 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8453 LOCAL_LABEL_PREFIX): Delete.
8454 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8455 (bfin_internal_label): Delete.
8457 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8459 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8460 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8461 otherwise define to LIBGCC2_TF_CEXT.
8462 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8463 (LIBGCC_TF_CEXT): Ditto.
8466 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8468 PR rtl-optimization/32339
8469 * df-scan.c (df_uses_record): Don't modify flags but just add to
8470 it for df_ref_record.
8472 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8474 * tree-mudflap.c: Fix whitespace issues.
8476 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8478 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8480 2007-06-14 Eric Christopher <echristo@apple.com>
8482 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8483 (movv4sf): Use gcc_unreachable instead of abort.
8485 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8488 * config/i386/sfp-machine.h (CMPtype): New define.
8489 (mach stubs): Use CMPtype instead of int as a return type.
8491 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8493 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8494 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8495 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8496 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8497 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8498 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8499 config/soft-fp/soft-fp.h: Update from glibc CVS.
8501 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8503 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8505 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8508 * config/v850/v850.c: Include dataflow header file.
8509 (substitute_ep_register): Fix typo.
8511 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8513 * configure.ac: Fix earlier checkin.
8514 * configure: Regenerated.
8516 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8518 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8519 * aclocal.m4: Regenerate.
8520 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8521 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8522 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8523 * configure: Regenerate.
8524 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8526 * Makefile.in (quickstrap): Build libgcc too.
8528 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8530 * configure.ac: Add --enable-checking=df. Explicitly mention that
8531 the variables are initialized as for "release".
8532 * df-core.c: Use it.
8533 * configure: Regenerate.
8534 * config.in: Regenerate.
8536 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8538 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8539 validate_replace_rtx instead of replace_rtx.
8540 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8542 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8544 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8545 (DWARF2_UNWIND_INFO): Override default if configured with
8547 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8548 (ENDFILE_SPEC): Add crtend.o.
8549 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8550 (ENDFILE_SPEC): Add crtend.o.
8551 (TARGET_USE_JCR_SECTION): Define.
8552 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8554 * config/i386/cygming-crtbegin.c: New file.
8555 * config/i386/cygming-crtend.c: New file.
8557 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8559 * config/i386/w32-unwind.h: New file.
8561 2007-06-13 Eric Christopher <echristo@apple.com>
8563 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8564 the user set a value below STACK_BOUNDARY.
8566 2007-06-13 Thiemo Seufer <ths@networkno.de>
8568 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8569 imply -lpthread for -pthread.
8571 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8573 * basic-block.h: Remove the prototype for
8574 free_basic_block_vars.
8575 * cfglayout.h: Remove the prototype for
8576 insn_locators_initialize.
8577 * tree.h: Remove the prototype for emit_line_note.
8579 * tree-ssa-pre.c (mergephitemp): Remove.
8580 (init_pre): Don't use mergephitemp.
8582 2007-06-13 Eric Christopher <echristo@apple.com>
8584 * config/i386/i386.c (override_options): If we've specified
8585 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8587 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8589 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8592 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8594 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8595 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8596 (eh_store_handler): New pattern.
8597 (eh_return): Emit it instead of a plain move.
8599 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8601 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8602 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8603 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8606 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8608 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8609 (find_next_insn_start, find_load): New functions.
8610 (bfin_reorg): Use them to deal with the fact that parallel insns are
8611 no longer represented as a SEQUENCE.
8613 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8615 * config/sparc/sparc.c (sparc_override_options): Initialize
8618 2007-06-13 Dave Korn <dave.korn@artimi.com>
8620 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8623 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8625 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8626 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8627 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8628 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8629 tree-vect-transform.c: Fix comment typos. Follow spelling
8632 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8634 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8635 to the exit block use set.
8636 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8637 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8638 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8640 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8642 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8643 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8644 to indicate an error.
8645 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8647 (dbg_cnt_process_opt): Print an error on a bad argument.
8648 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8649 * common.opt (-fdbg-cnt-list): New.
8650 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8652 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8654 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8655 flag on ref-all pointers.
8657 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8660 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8661 for the offset with the modifier as EXPAND_INITIALIZER
8662 if the modifier is EXPAND_INITIALIZER.
8663 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8664 a register if we had an overflow.
8666 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8668 * real.c (real_isfinite): New.
8669 (real_sqrt): Use it.
8670 * real.h (real_isfinite): New.
8671 * builtins.c: Use it.
8673 2007-06-12 Ian Lance Taylor <iant@google.com>
8674 Daniel Berlin <dberlin@dberlin.org>
8677 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8678 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8679 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8680 (DECL_NO_TBAA_P): Define.
8681 (struct tree_decl_common): Add no_tbaa_flag field.
8682 * tree-ssa-structalias.c (struct variable_info): Add
8683 no_tbaa_pruning field.
8684 (new_var_info): Initialize no_tbaa_pruning field.
8685 (unify_nodes): Copy no_tbaa_pruning field.
8686 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8687 (dump_solution_for_var): Print no_tbaa_pruning flag.
8688 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8690 (compute_tbaa_pruning): New static function.
8691 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8692 Call compute_tbaa_pruning.
8693 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8694 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8695 * gimple-low.c (lower_stmt): Likewise.
8696 * tree-gimple.c (is_gimple_stmt): Likewise.
8697 * tree-ssa-operands.c (get_expr_operands): Likewise.
8698 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8699 * tree-inline.c (estimate_num_insns_1): Likewise.
8700 (copy_result_decl_to_var): Likewise.
8701 * expr.c (expand_expr_real_1): Likewise.
8702 * tree-pretty-print.c (dump_generic_node): Likewise.
8703 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8704 * omp-low.c (omp_copy_decl_2): Likewise.
8705 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8706 * doc/c-tree.texi (Expression trees): Document
8707 CHANGE_DYNAMIC_TYPE_EXPR.
8709 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8711 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8712 with !HONOR_NANS and !HONOR_INFINITIES.
8713 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8715 2007-06-12 Tristan Gingold <gingold@adacore.com>
8717 * gcov.c: Comments updated.
8718 (source_info): Add file_time field.
8719 (source_index): New variable.
8720 (mutiple_files): New variable.
8721 (generate_results): New function extracted from process_file.
8722 (process_file): Save and restore chain of functions, generate
8723 results and free structures only if not merging results.
8724 (release_structures): File names are now freed in create_file_names
8725 (create_file_names): Free previous file names.
8726 (find_source): File date is now read here and modifications in
8727 source files is checked here.
8728 (read_graph_file): Only reverse order of functions for the current
8730 (make_gcov_file_name): Do not generate long names if input_name is
8732 (output_lines): If merging results do not display graph, data and
8734 Checking source file modification is done in find_source.
8736 * doc/gcov.texi: Append an s to sourcefile.
8738 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8740 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8741 (forced_nop): New pattern.
8742 * config/bfin/bfin.c: Include "df.h".
8743 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8744 (bfin_discover_loop): Use df_get_live_in instead of
8745 global_live_at_start.
8746 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8747 df_analyze when done.
8748 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8749 the insns. Use QImode for the final insn in a bundle. Call
8750 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8752 (reorder_var_tracking_notes): New function.
8753 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8754 update_life_info. Call df_analyze after scheduling and bundle
8755 generation. Call reorder_var_tracking_notes if generating these
8756 notes. Call df_finish_pass at the end.
8758 2007-06-12 Dirk Mueller <dmueller@suse.de>
8760 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8761 a comparison, not an assignment.
8763 2007-06-12 Olivier Hainque <hainque@adacore.com>
8765 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8766 Request walking the subtrees only, leaving the current is_lhs/val_only
8768 (convert_non_local_reference): Likewise.
8770 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8772 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8774 2007-06-12 Richard Guenther <rguenther@suse.de>
8776 PR tree-optimization/15353
8777 PR tree-optimization/31657
8778 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8779 * timevar.def: Add TV_TREE_IFCOMBINE.
8780 * tree-pass.h (pass_tree_ifcombine): Declare.
8781 * tree-ssa-ifcombine.c: New file.
8782 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8783 * tree-flow.h (blocks_in_phiopt_order): Declare.
8784 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8785 (tree-ssa-ifcombine.o): New dependencies.
8787 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8789 PR rtl-optimization/32293
8790 * combine.c (simplify_if_then_else): Truncate return from
8791 nonzero_bits() to correct mode.
8793 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8795 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8796 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8798 2007-06-11 Diego Novillo <dnovillo@google.com>
8800 * Makefile.in (reload1.o-warn): Remove.
8802 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8804 * combine.c (subst): Use reg_overlap_mentioned_p
8805 instead of comparing register numbers directly.
8807 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8809 * reload1.c (mark_home_live_1): Use the mode parameter.
8811 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8813 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8814 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8818 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8820 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8822 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8824 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8825 from integer registers.
8826 (FP mode splitters): Handle TFmode.
8828 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8830 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8831 for ref-all pointers that point-to anything.
8833 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8835 * config/arm/arm.c (arm_output_dwarf_dtprel,
8836 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8838 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8840 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8841 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8844 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8846 * tree.c (signed_or_unsigned_type_for): New.
8847 (unsigned_type_for): Use signed_or_unsigned_type_for.
8848 (signed_type_for): Use signed_or_unsigned_type_for.
8849 * tree.h (signed_or_unsigned_type_for): New.
8850 (get_signed_or_unsigned_type): Remove.
8851 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8852 lang_hooks.types.signed_type
8853 (size_diffop): Likewise.
8854 (all_ones_mask_p): Likewise.
8855 (build_range_check): Likewise.
8856 (fold_cond_expr_with_comparison): Likewise.
8857 (fold_cond_expr_with_comparison): Likewise.
8858 (unextend): Likewise.
8859 (extract_muldiv_1): Likewise.
8860 (fold_single_bit_test_into_sign_test): Likewise.
8861 (fold_binary): Likewise.
8862 (fold_ternary): Likewise.
8863 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8864 instead of get_signed_or_unsigned_type.
8865 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8866 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8867 * expr.c (signed_or_unsigned_type_for): Use
8868 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8869 * langhooks.c (get_signed_or_unsigned_type): Remove.
8870 (lhd_signed_or_unsigned_type): Remove.
8871 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8872 signed_or_unsigned_type.
8873 (lhd_signed_or_unsigned_type): Remove.
8874 * expmed.c (make_tree): Use signed_type_for instead of
8875 lang_hooks.types.signed_type.
8876 * c-common.c (same_scalar_type_ignoring_signedness): Use
8877 c_common_signed_type instead of lang_hooks.types.signed_type.
8878 (c_common_unsigned_type): New.
8879 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8880 (shorten_compare): Use c_common_unsigned_type instead of
8881 c_common_signed_or_unsigned_type.
8882 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8884 * convert.c (convert_to_integer): Use signed_type_for instead of
8885 lang_hooks.types.signed_type.
8886 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8887 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8888 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8889 * c-format.c (check_format_types): Use c_common_unsigned_type
8890 instead of unsigned_type_for.
8891 * c-decl.c (groakdeclarator): Likewise.
8892 * c-typeck.c (convert_for_assignment): Likewise.
8893 * c-common.h (c_common_unsigned_type): New.
8895 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8898 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8899 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8901 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8904 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8905 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8907 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8908 Sebastian Pop <sebpop@gmail.com>
8910 * lambda-code.c (remove_iv): New.
8911 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8913 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8915 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8916 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8917 * tree-ssa-loop-prefetch.c: Include optabs.h.
8918 (FENCE_FOLLOWING_MOVNT): New macro.
8919 (struct mem_ref): Add independent_p and storent_p fields.
8920 (record_ref): Initalize the new fields.
8921 (gather_memory_references_ref): Return true if the reference
8923 (gather_memory_references): Check whether all memory accesses
8924 in loop were recorded.
8925 (should_issue_prefetch_p): Return false for nontemporal stores.
8926 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8927 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8928 (determine_loop_nest_reuse): Detect independent memory references.
8929 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8930 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8931 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8932 * config/i386/i386.h (x86_mfence): Declare.
8933 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8934 * config/i386/i386.c (x86_mfence): New variable.
8935 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8937 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8938 * optabs.c (init_optabs): Initialize storent_optab.
8939 * optabs.h (enum optab_index): Add OTI_storent.
8940 (storent_optab): Declare.
8941 * genopinit.c (optabs): Add initialization for storent_optab.
8942 * tree.h (MOVE_NONTEMPORAL): New macro.
8943 * expr.c (expand_assignment, store_expr, store_constructor_field,
8944 store_constructor, store_field, expand_expr_real_1): Propagate
8945 nontemporality of the expanded store.
8946 (emit_storent_insn): New function.
8947 * expr.h (expand_assignment, store_expr): Declaration changed.
8948 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8949 to expand_assignment.
8950 * stmt.c (expand_asm_expr): Ditto.
8951 * calls.c (initialize_argument_information): Pass false as
8952 nontemporality to store_expr.
8953 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8956 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8958 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8960 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8962 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8964 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8965 and allow DECL_P here.
8967 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8969 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8970 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8971 track of the size of the expression.
8972 * cfghooks.c (merge_blocks): Remove block from loops structure only
8973 after call of the merge_blocks hook.
8975 2007-06-09 Tom Tromey <tromey@redhat.com>
8977 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8978 (deprecated_state): Removed.
8979 (start_decl): Update.
8980 (enum deprecated_states): Moved earlier.
8981 (groktypename): Update.
8982 (push_parm_decl): Likewise.
8983 (grokfield): Likewise.
8984 (start_function): Likewise.
8986 2007-06-09 Ian Lance Taylor <iant@google.com>
8988 PR tree-optimization/32169
8989 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8990 CONVERT_EXPR, check whether min and max both converted to an
8991 overflow infinity representation.
8993 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8995 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8996 not inserted on the edge.
8998 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9000 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9001 instructions if they are supported.
9002 (__divsi3, __umodsi3, __modsi3): Likewise.
9003 (__ashldi3, __ashrdi3, __lshrdi3): New.
9004 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9006 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9007 Tony Linthicum <tony.linthicum@amd.com>
9009 * doc/invoke.texi: Add fvect-cost-model flag.
9010 * common.opt (fvect-cost-model): New flag.
9011 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9012 cost fields in stmt_vec_info struct for STMT.
9013 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9014 fields in stmt_vec_info struct and access functions for the same.
9015 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9016 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9017 load, store and vector to scalar operation.
9018 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9019 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9020 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9021 (TARG_VEC_STORE_COST): Define cost of vector store.
9022 (vect_estimate_min_profitable_iters): Define new function.
9023 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9024 check to evaluate if loop iterations are less than minimum profitable
9025 iterations determined by cost model or minimum vect loop bound defined
9026 by user, whichever is more conservative.
9027 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9028 run-time check to evaluate if loop iterations are less than minimum
9029 profitable iterations determined by cost model or minimum vect loop
9030 bound defined by user, whichever is more conservative.
9031 (vect_estimate_min_profitable_iterations): New function to estimate
9032 mimimimum iterartions required for vector version of loop to be
9033 profitable over scalar version.
9034 (vect_model_reduction_cost): New function.
9035 (vect_model_induction_cost): New function.
9036 (vect_model_simple_cost): New function.
9037 (vect_cost_strided_group_size): New function.
9038 (vect_model_store_cost): New function.
9039 (vect_model_load_cost): New function.
9040 (vectorizable_reduction): Call vect_model_reduction_cost during
9042 (vectorizable_induction): Call vect_model_induction_cost during
9044 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9045 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9046 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9047 vectorizable_promotion, vectorizable_demotion): Call
9048 vect_model_simple_cost during analysis phase.
9050 2007-06-08 Simon Baldwin <simonb@google.com>
9052 * reg-stack.c (get_true_reg): Readability change. Moved default case
9053 label into direct switch statement scope.
9055 2007-06-08 Simon Baldwin <simonb@google.com>
9057 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9058 in gcc_assert() with '==' comparison.
9060 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9062 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9063 TARGET_ABM handling of x86_popcnt variable.
9065 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9067 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9068 __builtin_copysignq and __builtin_infq built-in functions.
9070 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9072 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9073 SSE4.2 section. Correct built-in function names in SSE4A section.
9075 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9077 PR tree-optimization/32243
9078 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9079 for ncopies after ratio check between nunits_out and nunits_in.
9080 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9082 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9084 PR tree-optimization/32224
9085 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9086 vectorization upon a non GIMPLE_MODIFY_STMT.
9088 2007-06-08 Christian Bruel <christian.bruel@st.com>
9091 * config/sh/sh.md (doloop_end): New pattern and splitter.
9092 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9094 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9097 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9099 (verify_dominators): Do not change dominance tree.
9101 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9103 * config/sh/constraints.md: New file.
9104 * config/sh/sh.c: Include tm-constrs.h.
9105 (reg_class_from_letter): Remove.
9106 (prepare_cbranch_operands): Use satisfies_constraint_*
9107 function instead of macro.
9108 (andcosts, broken_move, sh_secondary_reload): Likewise.
9109 * config/sh/predicates.md (trapping_target_operand): Likewise.
9110 (and_operand, arith_operand, arith_reg_or_0_operand,
9111 cmp_operand, logical_operand, target_operand,
9112 ua_address_operand, ua_offset, xor_operand): Likewise.
9113 * config/sh/sh.md: Include constraints.md.
9114 (*movsicc_t_false): Use satisfies_constraint_* function
9116 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9117 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9118 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9119 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9120 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9121 (REG_CLASS_FROM_CONSTRAINT): Remove.
9122 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9123 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9124 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9125 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9126 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9127 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9128 function instead of macro.
9129 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9130 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9131 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9132 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9133 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9134 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9135 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9136 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9137 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9138 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9139 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9140 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9141 EXTRA_CONSTRAINT_STR): Likewise.
9142 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9144 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9146 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9148 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9151 * c-common.h (flag_cpp0x): Replaced by...
9152 (cxx_dialect): ... this new variable specifying the C++ dialect that
9154 * c-common.c (flag_cpp0x): Removed.
9155 (cxx_dialect): Defined.
9156 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9158 * c-opts.c (c_common_post_options): Likewise.
9159 (set_std_cxx98): Set cxx_dialect to cxx98.
9160 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9162 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9163 Hui-May Chang <hm.chang@apple.com>
9165 * doc/invoke.texi (Darwin Options): Update documentation for
9166 -mmacosx-version-min.
9167 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9168 * config/darwin-driver.c: New file.
9169 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9170 * config/t-darwin (darwin-driver.o): New rule.
9172 * config/darwin-c.c (version_as_macro): Ignore low digit.
9174 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9176 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9177 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9178 (CSGNMODE): New mode macro.
9179 (CSGNVMODE): New mode attribute.
9180 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9181 expander using CSGNMODE mode macro. Handle TFmode.
9182 (copysign<mode>3_const): Rename from copysignsf3_const and
9183 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9185 (copysign<mode>3_var): Rename from copysignsf3_var and
9186 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9188 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9189 mode macro. Handle TFmode.
9190 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9191 (iortf3, *iortf3): Ditto.
9192 (xortf3, *xortf3): Ditto.
9193 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9194 TFmode and TImode masks.
9195 (ix86_expand_copysign): Expand TFmode copysign insn.
9196 (IX86_BUILTIN_INFQ): New.
9197 (IX86_BUILTIN_FABSQ): Ditto.
9198 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9199 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9200 [__builtin_fabsq]: Ditto.
9201 [__builtin_copysignq]: Ditto.
9202 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9203 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9204 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9205 ix86_expand_binop_builtin().
9207 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9209 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9211 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9214 * rtl.h (push_to_sequence2): New.
9215 * emit-rtl.c (push_to_sequence2): New.
9216 * function.c (assign_parm_data_all): Add new fields.
9217 (assign_parm_setup_block): Call push_to_sequence2 instead of
9219 (assign_parm_setup_reg): Ditto.
9220 (assign_parm_setup_stack): Ditto.
9221 (assign_parms_unsplit_complex): Ditto.
9222 (assign_parms): Change field name.
9224 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9226 PR tree-optimization/32220
9227 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9228 phi node is reached before defining statement.
9230 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9233 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9234 after changing the right hand side of the assignment.
9236 2007-06-06 Eric Christopher <echristo@apple.com>
9238 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9239 (x86_64-*-darwin*): Ditto.
9240 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9241 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9243 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9245 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9247 (add_key): Likewise.
9248 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9249 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9251 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9253 (add_cost_one_coalesce): Likewise.
9254 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9255 variable names. Rename orig to orig_name for consistency.
9256 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9258 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9260 (record_equivalences_from_stmt): Likewise.
9261 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9262 the coding conventions.
9263 (memory_ssa_name_same): Likewise.
9264 (dse_optimize_stmt): Likewise.
9265 (dse_record_phis): Likewise.
9266 (dse_finalize_block): Likewise.
9267 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9268 keywords as variable names.
9269 (may_move_till): Cast according to the coding conventions.
9270 (force_move_till_expr): Avoid using C++ keywords as variable names.
9271 (force_move_till): Cast according to the coding conventions.
9272 (memref_hash): Likewise.
9273 (memref_eq): Likewise.
9274 (gather_mem_refs_stmt): Likewise.
9275 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9276 using C++ keywords as variable names.
9277 (idx_find_step): Cast according to the coding conventions.
9278 (idx_record_use): Likewise.
9279 (find_depends): Likewise.
9280 (prepare_decl_rtl): Likewise.
9281 (mbc_entry_hash): Likewise.
9282 (mbc_entry_eq): Likewise.
9283 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9284 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9285 (idx_infer_loop_bounds): Cast according to the coding conventions.
9286 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9287 * tree-ssa-math-opts.c (occ_new ): Likwise.
9288 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9290 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9292 (add_use_op): Likewise.
9293 (add_vop): Likewise.
9294 (add_vuse_op): Likewise.
9295 (add_vdef_op): Likewise.
9296 (get_expr_operands): Likewise.
9297 (push_stmt_changes): Use type safe memory macros.
9298 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9299 keywords as variable names.
9300 (conditional_replacement): Likewise.
9301 (minmax_replacement): Likewise.
9302 (abs_replacement): Likewise.
9303 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9305 (insert_fake_stores): Avoid using C++ keywords as variable names.
9306 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9308 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9309 (heapvar_insert): Use type safe memory macros.
9310 (new_var_info): Cast according to the coding conventions.
9311 (new_constraint): Likewise.
9312 (remove_preds_and_fake_succs): Use type safe memory macros.
9313 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9315 (thread_single_edge): Likewise.
9316 (thread_through_loop_header): Likewise.
9318 2007-06-06 Eric Christopher <echristo@apple.com>
9320 * config/i386/i386.c (override_options): Move handling
9321 of TARGET_SUBTARGET* earlier.
9323 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9325 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9328 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9330 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9331 emited outside of basic block.
9332 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9334 * rtl.h (delete_insn_chain): Declaration changed.
9335 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9337 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9338 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9339 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9340 to delete_insn_chain.
9341 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9342 do not have bb field set.
9343 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9345 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9346 * cfgcleanup.c (try_optimize_cfg): Ditto.
9348 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9350 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9351 (lambda_body_vector_new): Use type safe memory macros.
9352 (lambda_linear_expression_new): Likewise.
9353 (lambda_loopnest_new): Likewise.
9354 (lambda_lattice_new): Likewise.
9355 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9356 conventions. Use type safe memory macros.
9357 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9358 (lambda_body_vector_s): Likewise.
9359 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9360 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9362 2007-06-06 Richard Guenther <rguenther@suse.de>
9364 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9365 if we need to schedule cfg_cleanup.
9366 (tree_ssa_forward_propagate_single_use_vars): Do so.
9368 2007-06-06 Ian Lance Taylor <iant@google.com>
9370 * fold-const.c (merge_ranges): If range_successor or
9371 range_predecessor fail, just return 0.
9373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9375 PR tree-optimization/32216
9376 * tree-vectorizer.c (supportable_widening_operation): Determine
9377 signedness of FIX_TRUNC_EXPR from output operand.
9378 (supportable_narrowing_operation): Ditto.
9379 * tree-vect-generic.c (expand_vector_operations_1): Determine
9380 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9383 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9385 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9386 (struct pta): ...from here. Change flags to unsigned to avoid
9387 excessive casting (as it is used as a bit mask).
9388 (override_options): Add casts according to the coding convenventions.
9389 (x86_64_elf_unique_section): Likewise.
9390 (examine_argument): Avoid using C++ keywords as variable names.
9391 (construct_container): Likewise.
9392 (legitimize_pic_address): Likewise.
9393 (get_dllimport_decl): Cast according to the coding conventions. Use
9394 type safe memory macros.
9395 (legitimize_address): Cast according to the coding conventions.
9396 (emit_i387_cw_initialization): Corrected the type of slot to enum
9398 (ix86_init_machine_status): Use type safe memory macros.
9399 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9400 (bdesc_pcmpistr): Likewise.
9401 (bdesc_crc32): Likewise.
9402 (bdesc_sse_3arg): Likewise.
9403 (bdesc_2arg): Likewise.
9404 (bdesc_1arg): Likewise.
9405 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9406 (ix86_expand_sse_pcmpistr): Likewise.
9407 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9408 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9409 int to match the langhook definition.
9410 (ix86_builtin_conversion): Change the type of code to unsigned init to
9411 match the langhook definition.
9412 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9414 (ix86_preferred_output_reload_class): Likewise.
9415 (ix86_cannot_change_mode_class): Likewise.
9416 (ix86_memory_move_cost): Likewise.
9417 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9418 avoid excessive casting later on.
9419 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9421 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9423 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9424 as flags setting insn.
9425 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9427 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9429 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9430 (UNSPEC_ROUND): New.
9431 ("sse4_1_round<mode>2"): New insn pattern.
9432 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9434 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9435 expander using SSEMODEF mode macro. Expand using
9436 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9437 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9438 expander using SSEMODEF mode macro. Expand using
9439 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9440 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9441 expander using SSEMODEF mode macro. Expand using
9442 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9443 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9444 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9445 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9448 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9449 Sebastian Pop <sebpop@gmail.com>
9451 * lambda.h (build_linear_expr): New.
9452 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9453 Use build_linear_expr, call fold and force_gimple_operand.
9454 (lambda_loopnest_to_gcc_loopnest): Check that there is
9455 something to insert.
9456 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9458 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9460 PR preprocessor/23479
9461 * doc/extend.texi: Document the 0b-prefixed binary integer
9464 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9466 PR tree-optimization/32215
9467 * tree-vectorizer.c (supportable_widening_operation): Return false
9468 for unsupported FIX_TRUNC_EXPR tree code.
9469 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9471 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9473 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9474 register on SPE targets. Change documentation to reflect
9476 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9477 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9478 out of the register allocation pool.
9479 (rs6000_reg_live_or_pic_offset_p): New function.
9480 (rs6000_emit_prologue): Move the actual saving of LR up to free
9481 r0 for holding r11. Split saving of SPE 64-bit registers into
9482 its own case. Ensure that offsets will always be in-range for
9483 'evstdd' by using r11 as a scratch register to point at the start
9484 of the SPE save area. Save r11 if necessary, as it is the static
9486 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9487 into its own case. Ensure that offsets will always be in-range
9488 for 'evldd' by using r11 as a scratch register to point at the
9489 start of the SPE save area. Also adjust r11 when restoring
9490 the stack pointer to compensate for pre-loading r11.
9492 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9494 * cfg.c (init_flow): Use type safe memory macros.
9495 (alloc_block): Likewise.
9496 (unchecked_make_edge): Likewise.
9497 (dump_flow_info): Avoid using C++ keywords as variable names.
9498 (copy_original_table_clear): Cast according to the coding conventions.
9499 (copy_original_table_set): Likewise.
9500 * cfgexpand (label_rtx_for_bb): Likewise.
9501 (expand_gimple_basic_block): Likewise.
9502 * cfghooks.c (dump_bb): Likewise.
9503 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9505 (lv_add_condition_to_bb): Likewise.
9506 * cfglayout (relink_block_chain): Cast according to the coding
9508 (fixup_reorder_chain): Likewise.
9509 (fixup_fallthru_exit_predecessor): Likewise.
9510 * cfgloop.c (glb_enum_p): Likewise.
9511 (get_exit_description): Likewise.
9512 (dump_recorded_exit): Likewise.
9513 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9514 (struct loop): ... from here.
9515 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9517 * cfgrtl.c (rtl_create_basic_block): Likewise.
9518 (rtl_split_block): Likewise.
9519 (rtl_dump_bb): Likewise.
9520 (cfg_layout_split_block): Likewise.
9521 (init_rtl_bb_info): Use typesafe memory macros.
9523 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9524 * graphds.h: Updated all usages of edge to graph_edge.
9525 * graphds.c: Likewise.
9526 * cfgloopanal.c: Likewise.
9528 2007-06-05 Ian Lance Taylor <iant@google.com>
9530 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9531 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9532 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9534 (test_for_singularity): Likewise.
9536 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9538 * config/i386/constraints.md ("Y2"): Replaced by ...
9540 * config/i386/i386.md: Likewise.
9541 * config/i386/mmx.md: Likewise.
9542 * config/i386/sse.md: Likewise.
9544 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9546 * config/i386/constraints.md ("z"): Replaced by ...
9548 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9549 (sse4_1_blendvps): Likewise.
9550 (sse4_1_pblendvb): Likewise.
9551 (sse4_2_pcmpestr): Likewise.
9552 (sse4_2_pcmpestrm): Likewise.
9553 (sse4_2_pcmpestr_cconly): Likewise.
9554 (sse4_2_pcmpistr): Likewise.
9555 (sse4_2_pcmpistrm): Likewise.
9556 (sse4_2_pcmpistr_cconly): Likewise.
9558 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9560 * matrix-reorg.c (transform_access_sites): Fix computation.
9561 (transform_allocation_sites): Same.
9563 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9565 * config/i386/i386.c (override_options): Use
9566 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9568 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9571 (nonimm_not_xmm0_operand): Ditto.
9572 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9573 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9574 as operand[2] predicate. Require "z" class XMM register for
9575 operand[3]. Adjust asm template.
9576 ("sse4_1_blendvpd"): Ditto.
9577 ("sse4_1_pblendvb"): Ditto.
9578 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9579 force op2 into xmm0 register for variable blend instructions.
9581 2007-06-04 Tom Tromey <tromey@redhat.com>
9583 * c-tree.h (start_enum): Update.
9584 (build_enumerator): Likewise.
9585 * c-decl.c (enum_next_value): Removed.
9586 (enum_overflow): Likewise.
9587 (start_enum): Add c_enum_contents argument. Don't use globals.
9588 (build_enumerator): Likewise.
9589 * c-tree.h (struct c_enum_contents): New struct.
9591 2007-06-04 Tom Tromey <tromey@redhat.com>
9593 * c-common.c (c_common_get_alias_set): Fix indentation.
9595 2007-06-04 Ian Lance Taylor <iant@google.com>
9597 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9598 to overflow, reduce overflow infinity to regular infinity.
9599 (vrp_var_may_overflow): New static function.
9600 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9602 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9604 * stor-layout.c (layout_type): Remove duplicate code.
9606 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9609 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9610 before build_common_builtin_nodes ().
9612 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9615 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9617 2007-06-04 Jan Hubicka <jh@suse.cz>
9619 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9620 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9621 instead of _stat version.
9623 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9625 PR tree-optimization/32194
9626 * tree-predcom.c (determine_offset): Check that both references have
9629 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9631 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9632 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9633 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9634 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9635 Add argument to iterate_fix_dominators call.
9636 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9637 * gcse.c (hoist_code): Change domby to vector.
9638 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9639 Add argument to iterate_fix_dominators call.
9640 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9641 recompute_dominator.
9642 * lambda-code.c (perfect_nestify): Ditto.
9643 * cfgloopanal.c: Include graphds.h.
9644 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9645 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9646 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9648 * graphds.c: New file.
9649 * graphds.h: New file.
9650 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9651 (get_dominated_by, get_dominated_by_region): Change return type to
9653 (verify_dominators): Recompute all dominators and compare the results.
9654 (recount_dominator): Renamed to ...
9655 (recompute_dominator): ... this. Do not check that the block is
9657 (iterate_fix_dominators): Reimplemented.
9658 (prune_bbs_to_update_dominators, root_of_dom_tree,
9659 determine_dominators_for_sons): New functions.
9660 * et-forest.c (et_root): New function.
9661 * et-forest.h (et_root): Declare.
9662 * Makefile.in (graphds.o): Add.
9663 (cfgloopanal.o): Add graphds.h dependency.
9664 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9665 * basic-block.h (get_dominated_by, get_dominated_by_region,
9666 iterate_fix_dominators): Declaration changed.
9667 (recount_dominator): Renamed to ...
9668 (recompute_dominator): ... this.
9669 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9670 (thread_through_all_blocks): Do not free dominance info.
9672 2007-06-03 Andreas Schwab <schwab@suse.de>
9674 * config/m68k/m68k.c (override_options): Don't override
9676 * config/m68k/m68k-modes.def (SF, DF): Define to use
9677 motorola_single_format and motorola_double_format, resp.
9678 * real.c (motorola_single_format): Renamed from
9679 coldfire_single_format.
9680 (motorola_double_format): Renamed from coldfire_double_format.
9681 (encode_ieee_extended): Generate a proper canonical NaN image
9682 respecting canonical_nan_lsbs_set.
9683 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9685 * real.h: Adjust declarations.
9687 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9690 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9691 the symbol is generated with the stack protector.
9693 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9695 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9696 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9698 * doc/extend.texi (interrupt): Mention m68k.
9700 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9703 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9704 (ix86_expand_sse_pcmpestr): Do not check operands for
9705 "register_operand", when insn operand predicate is "register_operand".
9706 (ix86_expand_sse_pcmpistr): Ditto.
9708 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9709 Uros Bizjak <ubizjak@gmail.com>
9711 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9712 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9713 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9714 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9715 * config/i386/constraints.md ("z"): New register constraint
9716 for members of SSE_FIRST_REG class.
9717 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9718 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9719 SSE_FIRST_REG class.
9720 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9721 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9722 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9723 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9724 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9725 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9726 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9727 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9728 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9729 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9730 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9731 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9732 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9733 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9734 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9735 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9736 (struct builtin_description): Change "flag" field to unsigned.
9737 (bdesc_pcmpestr): New builtin description table.
9738 (bdesc_pcmpistr): Likewise.
9739 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9740 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9741 Initialize pcmp[ei]str[im] insns for SSE4.2.
9742 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9743 (ix86_expand_sse_pcmpistr): Likewise.
9744 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9745 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9746 (UNSPEC_PCMPISTR): Likewise.
9747 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9748 (sse4_2_pcmpestri):New isns pattern.
9749 (sse4_2_pcmpestrm): Likewise.
9750 (sse4_2_pcmpestr_cconly): Likewise.
9751 (sse4_2_pcmpistr): New insn patern and splitter.
9752 (sse4_2_pcmpistri):New isns pattern.
9753 (sse4_2_pcmpistrm): Likewise.
9754 (sse4_2_pcmpistr_cconly): Likewise.
9755 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9758 2007-06-01 David Daney <ddaney@avtrex.com>
9760 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9761 LOADGP_ABSOLUTE and not binds_local_p.
9763 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9765 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9767 2007-06-01 Ian Lance Taylor <iant@google.com>
9769 * tree-vrp.c (compare_name_with_value): Always set
9770 used_strict_overflow if we get a result from the variable itself.
9772 2007-06-01 Ian Lance Taylor <iant@google.com>
9774 PR rtl-optimization/31455
9775 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9776 subregs which have a cast between modes which are not tieable.
9778 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9780 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9781 breaks after return statements.
9783 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9785 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9786 only after no_new_pseudos.
9788 2007-05-31 Eric Christopher <echristo@apple.com>
9790 * expr.c (convert_move): Assert that we don't have a BLKmode
9792 (store_expr): Handle BLKmode moves by calling emit_block_move.
9794 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9796 * c-typeck.c (build_indirect_ref): Include type in error message.
9797 (build_binary_op): Pass types to binary_op_error.
9798 * c-common.c (binary_op_error): Take two type arguments, print out
9800 * c-common.h (binary_op_error): Update prototype.
9802 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9804 * config/i386/i386.c: Correct coments on -mno-sse4.
9806 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9808 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9809 (x86_64-*-*): Likewise.
9810 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9811 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9812 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9813 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9814 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9815 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9816 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9817 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9818 (OPTION_MASK_ISA_SSE4): Likewise.
9819 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9820 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9821 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9822 (override_options): Support SSE4.2.
9823 (ix86_build_const_vector): Support SImode and DImode.
9824 (ix86_build_signbit_mask): Likewise.
9825 (ix86_expand_int_vcond): Support V2DImode.
9826 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9827 (IX86_BUILTIN_CRC32HI): Likewise.
9828 (IX86_BUILTIN_CRC32SI): Likewise.
9829 (IX86_BUILTIN_CRC32DI): Likewise.
9830 (IX86_BUILTIN_PCMPGTQ): Likewise.
9831 (bdesc_crc32): Likewise.
9832 (bdesc_sse_3arg): Likewise.
9833 (ix86_expand_crc32): Likewise.
9834 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9835 (ix86_expand_builtin): Likewise.
9836 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9837 __SSE4_2__ for -msse4.2.
9838 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9839 (CRC32MODE): Likewise.
9840 (crc32modesuffix): Likewise.
9841 (crc32modeconstraint): Likewise.
9842 (sse4_2_crc32<mode>): Likewise.
9843 (sse4_2_crc32di): Likewise.
9844 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9846 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9847 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9848 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9849 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9850 (vcondu<mode>): Likewise.
9851 * doc/extend.texi: Document SSE4.2 built-in functions.
9852 * doc/invoke.texi: Document -msse4.2/-msse4.
9854 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9856 PR tree-optimization/32160
9857 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9858 variable as gimple reg.
9859 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9861 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9863 * gcc.c (main): Don't consider linker options when issuing the
9864 warning about a linker input file not being used.
9866 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9868 * tree-vrp.c (compare_names): Initialize sop.
9870 2007-05-30 Dirk Mueller <dmueller@suse.de>
9872 * cgraphunit.c (cgraph_analyze_function): Remove
9873 computation of inline parameters.
9875 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9877 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9879 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9881 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9882 Add vx-common.h. Include vxworks.h between vx-common.h and
9884 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9886 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9887 (TARGET_ASM_DESTRUCTOR): Likewise.
9888 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9889 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9890 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9891 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9892 (VXWORKS_ENDIAN_SPEC): Define.
9893 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9894 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9895 VXWORKS_* equivalents.
9896 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9897 (ASM_FILE_START): Delete.
9898 (TARGET_VERSION): Reformat.
9899 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9900 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9901 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9902 (FPBIT, DPBIT): Define.
9903 (fp-bit.c, dp-bit.c): New rules.
9904 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9905 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9906 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9907 * config/arm/arm.h: Include vxworks-dummy.h.
9908 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9909 Mark with ATTRIBUTE_UNUSED.
9910 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9911 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9912 make it incompatible with -msingle-pic-base.
9913 (arm_function_ok_for_sibcall): Return false for calls that might
9914 go through a VxWorks PIC PLT entry.
9915 (require_pic_register): New function, split out from...
9916 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9918 (arm_load_pic_register): Handle the VxWorks RTP initialization
9919 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9920 (arm_emit_call_insn): New function.
9921 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9922 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9923 (pic_offset_arm): New pattern.
9924 (call, call_value): Use arm_emit_call_insn.
9925 (call_internal, call_value_internal): New expanders.
9926 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9927 VxWorks unless __PIC__.
9929 2007-05-30 Eric Christopher <echristo@gmail.com>
9931 * genrecog.c: Include regs.h in generated file.
9932 * genemit.c: Ditto. Fix up formatting.
9933 * config/mn10300/constraints.md: New.
9934 * config/mn10300/mn10300.md: Include.
9935 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9936 Fix up for removed macro.
9937 * config/mn10300/predicates.md (call_address_operand): Ditto.
9938 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9939 (CONST_OK_FOR_I): Ditto.
9940 (CONST_OK_FOR_J): Ditto.
9941 (CONST_OK_FOR_K): Ditto.
9942 (CONST_OK_FOR_L): Ditto.
9943 (CONST_OK_FOR_M): Ditto.
9944 (CONST_OK_FOR_N): Ditto.
9945 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9949 (EXTRA_CONSTRAINT): Ditto.
9951 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9953 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9955 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9956 OPTION_MASK_ISA_64BIT.
9957 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9959 2007-05-30 Richard Guenther <rguenther@suse.de>
9962 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9963 types for comparison.
9964 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9965 with original typed arguments.
9966 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9968 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9970 PR tree-optimization/31769
9971 * except.c (duplicate_eh_regions): Clear prev_try if
9972 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9974 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9976 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9977 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9978 bsi of the location where statements should be inserted.
9979 (sink_code_in_bb): Take bsi from statement_sink_location.
9980 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9981 instead of bsi_start.
9982 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9984 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9985 (bsi_move_before): Document inconsistency with bsi_move_after.
9986 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9988 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9990 * config/i386/i386.h (TARGET_ABM): New define.
9991 (TARGET_POPCNT): Ditto.
9992 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9993 New temporary defines to redefine from OPTION_ISA_* defines.
9994 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9995 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9996 (ix86_isa_flags): New extern int declaration.
9997 (TARGET_SUBTARGET_DEFAULT): New define.
9998 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9999 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10000 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10001 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10002 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10003 * config/i386/darwin.h: Change TARGET_64BIT define to
10006 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10007 using existing "ix86_isa_flags" varible.
10008 (m32, m64): Use existing "ix86_isa_flags" variable.
10009 (mmmx, m3dnow): Ditto.
10010 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10011 (mabm): Define as non-negative option using "x86_abm" variable.
10012 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10014 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10015 Rewrite feature test bitmap.
10016 (ix86_isa_flags): New initialized global int varible.
10017 (ix86_isa_flags_explicit): New static int variable.
10018 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10019 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10020 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10021 target_flags_explicit.
10022 (override_options): Remove "target_enable" and "target_disable" fields
10023 from "struct ptt". Update processor_target_table accordingly. Remove
10024 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10025 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10026 "target_flags" and "ix86_isa_flags_explicit" instead of
10027 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10028 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10029 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10030 to true when either of PTA_POPCNT or PTA_ABM is set in
10031 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10032 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10033 processor_alias_table flags entry. Remove handling of
10034 "target_enable" and "target_disable" fields of processor_target_table.
10035 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10036 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10037 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10038 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10039 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10041 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10043 2007-05-29 David Daney <ddaney@avtrex.com>
10046 * config/mips/mips.c (mips_output_mi_thunk): Emit
10047 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10049 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10050 * config/i386/i386.c (ix86_function_regparm): Added checking of
10051 ix86_force_align_arg_pointer to determine the number of
10052 register parameters.
10054 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10056 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10057 (SET_DR_MISALIGNMENT): New.
10058 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10059 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10060 Use SET_DR_MISALIGNMENT.
10061 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10063 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10064 find_loop_nest): Export.
10065 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10066 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10067 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10068 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10070 (struct mem_ref): Add field reuse_distance.
10071 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10072 Initialize reuse_distance field.
10073 (issue_prefetch_ref): Select temporality of prefetch according to
10075 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10076 self_reuse_distance, determine_loop_nest_reuse): New functions.
10077 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10078 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10079 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10082 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10084 * tree-ssa-alias.c: Add aliasing overview.
10086 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10087 Danny Smith <dannysmith@users.sourceforge.net>
10090 * config/i386/t-crtfm: Compile crtfastmath.o with
10091 -minline-all-stringops.
10092 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10093 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10095 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10097 * doc/md.texi: Document constraints on HP PA-RISC.
10099 * pa/constraints.md: New file.
10100 * pa.md: Include constraints.md.
10101 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10102 (integer_store_memory_operand, ldil_cint_p): New functions.
10103 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10104 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10105 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10106 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10107 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10109 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10112 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10113 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10114 case POSTDECREMENT_EXPR>): Return the error_mark_node
10115 if either the real or imaginary parts would an
10118 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10120 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10121 name when we remove it from a call.
10123 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10125 * targhooks.c (default_narrow_bitfield): Remove.
10126 * targhooks.h: Remove the prototype for
10127 default_narrow_bitfield.
10129 * langhooks-def.h: Remove the prototype for
10130 hook_get_alias_set_0.
10131 * langhooks.c (hook_get_alias_set_0): Remove.
10133 * global.c (EXECUTE_IF_CONFLICT): Remove.
10135 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10138 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10139 return true when truth_value_p is true and the type
10142 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10144 * doc/install.texi (Prerequisites): We no longer require Autoconf
10145 2.13 for the top-level.
10147 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10149 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10150 memory access via x86_expand_vector_move_misalign() only for
10151 TImode values on 32-bit targets.
10153 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10155 * matrix-reorg.c: New file. Implement matrix flattening and
10156 transposing optimization.
10157 * tree-pass.h: Add matrix reorg pass.
10158 * common.opt: Add fipa-mreorg flag.
10159 * Makefile.in: Add matrix-reorg.c.
10160 * passes.c: Add matrix reorg pass.
10161 * varpool.c (add_new_static_var): New function.
10162 * cgraph.h (add_new_static_var): Declare.
10164 2007-05-27 Eric Christopher <echristo@apple.com>
10166 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10167 sp_offset depending on stack size. Save r12 depending
10168 on registers we're saving later.
10169 (rs6000_emit_epilogue): Update sp_offset depending only
10172 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10174 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10175 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10176 * ifcvt.c (if_convert): Ditto.
10177 * tree-ssa-threadupdate.c (thread_block): Ditto.
10178 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10179 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10180 verify_loop_closed_ssa): Check number_of_loops instead of
10182 * predict.c (tree_estimate_probability): Ditto.
10183 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10184 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10185 * modulo-sched.c (sms_schedule): Ditto.
10186 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10187 (scev_finalize): Do not do anything if scev analysis was not
10189 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10190 current_loops == NULL.
10191 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10192 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10193 there are no loops.
10194 (loop_optimizer_finalize): Assert that loops were analyzed.
10195 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10196 rtl_doloop): Check number_of_loops instead of current_loops.
10197 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10198 current_loops == NULL.
10199 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10200 gate_tree_vectorize tree_linear_transform, check_data_deps,
10201 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10202 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10203 Check number_of_loops instead of current_loops.
10204 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10205 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10206 free loops if available.
10207 (execute_pre): Do not pass do_fre to fini_pre.
10209 2007-05-27 Tobias Burnus <burnus@net-b.de>
10211 PR middle-end/32083
10212 * real.c (mpfr_from_real): Fix sign of -Inf.
10214 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10216 * tree-vect-transform.c (vectorizable_conversion): Initialize
10217 tree_code variables to ERROR_MARK.
10218 (vectorizable_type_demotion): Likewise.
10219 (vectorizable_type_promotion): Likewise.
10221 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10224 * config/i386/i386.md (movti): Handle push operands via
10225 ix86_expand_push().
10227 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10229 * basic-block.h: Remove the prototype for merge_seq_blocks.
10230 * cfgcleanup.c (merge_seq_blocks): Remove.
10232 * tree-flow.h: Remove the prototype for is_aliased_with.
10233 * tree-ssa-alias.c (is_aliased_with): Remove.
10235 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10237 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10239 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10241 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10242 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10243 (vec_unpacks_hi_v16qi): Likewise.
10244 (vec_unpacku_lo_v16qi): Likewise.
10245 (vec_unpacks_lo_v16qi): Likewise.
10246 (vec_unpacku_hi_v8hi): Likewise.
10247 (vec_unpacks_hi_v8hi): Likewise.
10248 (vec_unpacku_lo_v8hi): Likewise.
10249 (vec_unpacks_lo_v8hi): Likewise.
10250 (vec_unpacku_hi_v4si): Likewise.
10251 (vec_unpacks_hi_v4si): Likewise.
10252 (vec_unpacku_lo_v4si): Likewise.
10253 (vec_unpacks_lo_v4si): Likewise.
10255 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10257 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10258 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10259 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10260 follow spelling conventions in various
10261 warning/error/diagnostic messages.
10263 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10264 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10265 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10266 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10267 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10268 * doc/tm.texi: Follow spelling conventions.
10270 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10273 * tree-ssa-forwprop.c
10274 (forward_propagate_addr_into_variable_array_index): Remove
10275 the lhs argument. Use the type of def_rhs instead of lhs.
10276 (forward_propagate_addr_expr_1): Update use of
10277 forward_propagate_addr_into_variable_array_index.
10279 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10280 Nigel Stephens <nigel@mips.com>
10282 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10283 function attributes, "far" being an alias for "long_call".
10284 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10285 (mips_near_type_p, mips_far_type_p): New.
10286 (mips_comp_type_attributes): New function to check that attributes
10287 attached to a function type are compatible.
10288 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10289 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10290 to the target function of the thunk.
10291 (mips_encode_section_info): Check for "near" and "far" function
10292 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10294 * config/mips/predicates.md (const_call_insn_operand): Test only
10295 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10297 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10300 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10301 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10302 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10303 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10305 2007-05-25 Eric Christopher <echristo@apple.com>
10307 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10308 to x86-darwin configurations.
10309 * config/i386/t-darwin: Add softfp support.
10310 * config/i386/t-darwin64: Ditto.
10311 * config/i386/sfp-machine.h: If mach then don't use
10312 aliasing, emit a stub to call.
10314 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10316 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10317 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10318 tree-predcom.c, tree-ssa-alias-warnings.c,
10319 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10320 comment typos. Follow spelling conventions.
10321 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10323 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10326 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10327 constants into memory. Expand unaligned memory references for
10328 SSE modes via x86_expand_vector_move_misalign() function.
10330 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10332 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10333 "memory" attribute for "sseishft" type insn without operands[2].
10335 2007-05-25 Dirk Mueller <dmueller@suse.de>
10336 Marcus Meissner <meissner@suse.de>
10338 * doc/extend.texi (alloc_size): New attribute.
10339 * c-common.c (handle_alloc_size_attribute): New.
10340 * tree-object-size.c (alloc_object_size): Use alloc_size
10341 attribute, if available.
10343 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10345 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10347 (__builtin_ia32_vec_ext_v2di): Likewise.
10348 (__builtin_ia32_vec_ext_v4si): Likewise.
10349 (__builtin_ia32_vec_ext_v8hi): Likewise.
10350 (__builtin_ia32_vec_ext_v16qi): Likewise.
10351 (__builtin_ia32_vec_set_v8hi): Likewise.
10353 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10355 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10357 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10359 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10360 (arm_is_longcall_p): Rename to...
10361 (arm_is_long_call_p): ...this. Take a single tree argument and
10363 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10364 (CUMULATIVE_ARGS): Remove call_cookie.
10365 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10366 (ENCODED_LONG_CALL_ATTR_P): Delete.
10367 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10368 LONG_CALL_FLAG_CHAR cases.
10369 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10370 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10371 ARM_DECLARE_FUNCTION_SIZE.
10372 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10373 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10374 (arm_encode_call_attribute, current_file_function_operand): Delete.
10375 (arm_function_in_section_p): New function.
10376 (arm_is_longcall_p): Rename to...
10377 (arm_is_long_call_p): ...this. Take the target function as a single
10378 argument and return a bool. Do not rely on call cookies. Check
10379 whether the target symbol is in the same section as the current
10380 function, not just the same compilation unit.
10381 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10382 (arm_encode_section_info): Don't encode a call type.
10383 * config/arm/arm.md (call, call_value): Update calls to
10384 arm_is_long(_)call_p. Simplify logic.
10385 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10386 Update calls to arm_is_long(_)call_p.
10388 2007-05-25 Richard Guenther <rguenther@suse.de>
10390 PR tree-optimization/31982
10391 * tree-ssa-forwprop.c
10392 (forward_propagate_addr_into_variable_array_index): Handle arrays
10393 with element size one.
10395 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10397 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10398 (umulsi3_highpart): Likewise.
10400 2007-05-24 Ian Lance Taylor <iant@google.com>
10402 PR rtl-optimization/32069
10403 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10406 2007-05-24 Ollie Wild <aaw@google.com>
10408 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10411 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10413 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10414 (oprs_unchanged_p): Use it to check all registers in a REG.
10415 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10416 (reg_set_between_after_reload_p): Delete.
10417 (reg_used_between_after_reload_p): Likewise.
10418 (reg_set_or_used_since_bb_start): Likewise.
10419 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10420 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10421 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10422 * rtlanal.c (reg_set_p): Check whether REG overlaps
10423 regs_invalidated_by_call, rather than just checking the
10424 membership of REGNO (REG).
10426 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10428 * doc/passes.texi: Document predictive commoning.
10429 * doc/invoke.texi (-fpredictive-commoning): Document.
10430 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10431 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10432 adding indices to the generated name.
10433 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10434 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10435 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10436 (op_symbol_code): ... and exported.
10437 (dump_omp_clause, op_symbol): Use op_symbol_code
10438 instead of op_symbol_1.
10439 * tree-pass.h (pass_predcom): Declare.
10440 * timevar.def (TV_PREDCOM): New timevar.
10441 * tree-ssa-loop.c (run_tree_predictive_commoning,
10442 gate_tree_predictive_commoning, pass_predcom): New.
10443 * tree-data-ref.c (find_data_references_in_loop): Find the
10444 references in dominance order.
10445 (canonicalize_base_object_address): Ensure that the result has
10447 (dr_analyze_innermost): Export.
10448 (create_data_ref): Code to fail for references with invariant
10450 (find_data_references_in_stmt): ... here.
10451 * tree-data-ref.h (dr_analyze_innermost): Declare.
10452 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10453 (aff_combination_find_elt, name_expansion_hash,
10454 name_expansion_eq, tree_to_aff_combination_expand,
10455 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10457 * tree-affine.h (aff_combination_constant_multiple_p,
10458 tree_to_aff_combination_expand): Declare.
10459 * tree-predcom.c: New file.
10460 * common.opt (fpredictive-commoning): New option.
10461 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10462 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10463 * Makefile.in (tree-predcom.o): Add.
10464 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10465 * passes.c (init_optimization_passes): Add dceloop after
10466 copy propagation in loop optimizer. Add predictive commoning
10467 to loop optimizer passes.
10469 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10471 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10474 2007-05-24 Jan Hubicka <jh@suse.cz>
10476 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10478 (genheader): Include statistics.h.
10480 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10482 * print-rtl.c (flag_dump_unnumbered): Update comments.
10483 (print_rtl): Fix my previous change.
10484 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10487 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10489 PR middle-end/32018
10490 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10492 (thread_through_all_blocks): Call initialize_original_copy_tables
10493 and free_original_copy_tables.
10494 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10496 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10497 * cfghooks.c (duplicate_block): Use get_loop_copy.
10498 * cfg.c: Include cfgloop.h.
10499 (loop_copy): New hash table.
10500 (initialize_original_copy_tables): Initialize loop_copy table.
10501 (free_original_copy_tables): Free loop_copy table.
10502 (copy_original_table_clear, copy_original_table_set,
10503 set_loop_copy, get_loop_copy): New functions.
10504 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10505 * cfgloop.h (struct loop): Remove copy field.
10506 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10507 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10509 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10511 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10512 -msse/-msse2/-msse3.
10514 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10516 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10517 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10519 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10522 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10523 * targhooks.h (default_mangle_decl_assembler_name): Declare
10525 * targhooks.c (default_mangle_decl_assembler_name): Define
10527 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10529 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10530 * langhooks.c (lhd_set_decl_assembler_name): Call
10531 targetm.mangle_decl_assembler_name for names with global scope.
10533 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10535 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10536 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10538 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10539 New. Factored out of i386_pe_encode_section_info.
10540 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10541 Move check for prior decoration of stdcall
10542 symbols to i386_pe_encode_section_info.
10543 (i386_pe_encode_section_info): Adjust call to
10544 gen_stdcall_or_fastcall_suffix. Use
10545 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10546 (i386_pe_mangle_decl_assembler_name): New. Wrap
10547 i386_pe_maybe_mangle_decl_assembler_name.
10549 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10551 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10552 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10553 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10554 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10555 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10558 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10559 Nigel Stephens <nigel@mips.com>
10560 Richard Sandiford <richard@codesourcery.com>
10562 Fix up MIPS16 hard float and add support for complex.
10564 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10565 (TARGET_SOFT_FLOAT_ABI): New.
10566 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10567 __mips_soft_float to reflect the ABI in use, not whether the
10568 FPU is directly accessible (e.g., in MIPS16 mode).
10569 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10570 (UNITS_PER_FPVALUE): Likewise.
10572 * config/mips/mips.c (mips_expand_call): Remove redundant
10573 TARGET_MIPS16 check.
10574 (mips_arg_regno): New.
10575 (function_arg_advance): When setting bits in cum->fp_code for
10576 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10578 (function_arg): Use mips_arg_regno.
10579 (mips_return_mode_in_fpr_p): New.
10580 (mips16_call_stub_mode_suffix): New.
10581 (mips16_cfun_returns_in_fpr_p): New.
10582 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10583 (mips_output_function_prologue): Test mips16_hard_float, not
10584 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10585 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10586 return value into a floating-point register.
10587 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10588 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10589 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10590 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10591 word of double arguments from or to the high bits of 64-bit
10592 floating point registers.
10593 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10594 (mips16_fpret_double): New helper function.
10595 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10596 support for complex modes. Fill in DECL_RESULT for stubdecl.
10597 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10599 * config/mips/mips16.S
10600 (RET, ARG1, ARG2): New.
10601 (MERGE_GPRf, MERGE_GPRt): New.
10602 (DELAYt, DELAYf): New.
10603 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10604 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10605 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10606 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10607 (SFOP): Renamed to...
10608 (OPSF3): This, and macro-ified. Updated all uses.
10609 (SFOP2): Renamed to...
10610 (OPSF2): This, and macro-ified. Updated all uses.
10611 (SFCMP): Renamed to...
10612 (CMPSF): This, and macro-ified. Updated all uses.
10613 (SFREVCMP): Renamed to...
10614 (REVCMPSF): This, and macro-ified. Updated all uses.
10615 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10616 (LDDBL1, LDDBL2, RETDBL): Deleted.
10617 (DFOP): Renamed to...
10618 (OPDF3): This, and macro-ified. Updated all uses.
10619 (DFOP2): Renamed to...
10620 (OPDF2): This, and macro-ified. Updated all uses.
10621 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10622 (DFCMP): Renamed to...
10623 (CMPDF): This, and macro-ified. Updated all uses.
10624 (DFREVCMP): Renamed to...
10625 (REVCMPDF): This, and macro-ified. Updated all uses.
10626 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10627 (RET_FUNCTION): New.
10628 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10629 (__mips16_ret_sc, __mips16_ret_dc): New.
10630 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10631 STUB_ARGS_6, STUB_ARGS_10): New.
10632 (CALL_STUB_NO_RET): New.
10633 (__mips16_call_stub_1): Macro-ified.
10634 (__mips16_call_stub_5): Macro-ified.
10635 (__mips16_call_stub_2): Macro-ified.
10636 (__mips16_call_stub_6): Macro-ified.
10637 (__mips16_call_stub_9): Macro-ified.
10638 (__mips16_call_stub_10): Macro-ified.
10639 (CALL_STUB_RET): New.
10640 (__mips16_call_stub_sf_0): Macro-ified.
10641 (__mips16_call_stub_sf_1): Macro-ified.
10642 (__mips16_call_stub_sf_5): Macro-ified.
10643 (__mips16_call_stub_sf_2): Macro-ified.
10644 (__mips16_call_stub_sf_6): Macro-ified.
10645 (__mips16_call_stub_sf_9): Macro-ified.
10646 (__mips16_call_stub_sf_10): Macro-ified.
10647 (__mips16_call_stub_df_0): Macro-ified.
10648 (__mips16_call_stub_df_1): Macro-ified.
10649 (__mips16_call_stub_df_5): Macro-ified.
10650 (__mips16_call_stub_df_2): Macro-ified.
10651 (__mips16_call_stub_df_6): Macro-ified.
10652 (__mips16_call_stub_df_9): Macro-ified.
10653 (__mips16_call_stub_df_10): Macro-ified.
10654 (__mips16_call_stub_sc_0): New.
10655 (__mips16_call_stub_sc_1): New.
10656 (__mips16_call_stub_sc_5): New.
10657 (__mips16_call_stub_sc_2): New.
10658 (__mips16_call_stub_sc_6): New.
10659 (__mips16_call_stub_sc_9): New.
10660 (__mips16_call_stub_sc_10): New.
10661 (__mips16_call_stub_dc_0): New.
10662 (__mips16_call_stub_dc_1): New.
10663 (__mips16_call_stub_dc_5): New.
10664 (__mips16_call_stub_dc_2): New.
10665 (__mips16_call_stub_dc_6): New.
10666 (__mips16_call_stub_dc_9): New.
10667 (__mips16_call_stub_dc_10): New.
10669 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10670 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10671 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10673 2007-05-23 Ian Lance Taylor <iant@google.com>
10675 * doc/invoke.texi (Invoking GCC): Document that the order of the
10678 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10681 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10682 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10683 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10687 * config/score/score.c (score_print_operand): Make sure that only
10688 lower bits are used.
10690 2007-05-22 Ian Lance Taylor <iant@google.com>
10692 * tree-vrp.c (avoid_overflow_infinity): New static function,
10693 broken out of set_value_range_to_value.
10694 (set_value_range_to_value): Call avoid_overflow_infinity.
10695 (extract_range_from_assert): Likewise.
10697 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10699 PR middle-end/31095
10700 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10701 change the type before looking for a COMPOUND_EXPR.
10703 2007-05-22 Ian Lance Taylor <iant@google.com>
10705 * lower-subreg.c (decompose_multiword_subregs): If we change an
10706 insn, call remove_retval_note on it.
10708 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10710 * regs.h (end_hard_regno): New function.
10711 (END_HARD_REGNO, END_REGNO): New macros.
10712 (add_to_hard_reg_set): New function.
10713 (remove_from_hard_reg_set): Likewise.
10714 (in_hard_reg_set_p): Likewise.
10715 (overlaps_hard_reg_set_p): Likewise.
10716 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10717 (note_btr_set): Use END_HARD_REGNO.
10718 * caller-save.c (setup_save_areas): Use end_hard_regno.
10719 (mark_set_regs): Use END_HARD_REGNO.
10720 (add_stored_regs): Use end_hard_regno.
10721 (mark_referenced_regs): Use add_to_hard_reg_set.
10722 * combine.c (update_table_tick): Use END_REGNO.
10723 (record_value_for_reg): Likewise.
10724 (record_dead_and_set_regs): Likewise.
10725 (get_last_value_validate): Likewise.
10726 (use_crosses_set_p): Likewise.
10727 (reg_dead_at_p_1): Likewise.
10728 (reg_dead_at_p): Likewise.
10729 (mark_used_regs_combine): Use add_to_hard_reg_set.
10730 (move_deaths): Use END_HARD_REGNO.
10731 (reg_bitfield_target_p): Use end_hard_regno.
10732 (distribute_notes): Use END_HARD_REGNO.
10733 * cse.c (mention_regs): Use END_REGNO.
10734 (insert): Use add_to_hard_reg_set.
10735 (invalidate): Use END_HARD_REGNO.
10736 (invalidate_for_call): Likewise.
10737 (exp_equiv_p): Use END_REGNO.
10738 (cse_insn): Likewise.
10739 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10740 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10741 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10742 * function.c (keep_stack_depressed): Use end_hard_regno.
10743 * global.c (global_alloc): Use end_hard_regno.
10744 (global_conflicts): Use add_to_hard_reg_set instead of
10746 (find_reg): Likewise.
10747 (mark_reg_store): Likewise.
10748 (mark_reg_conflicts): Likewise.
10749 (mark_reg_death): Use remove_from_hard_reg_set.
10750 (mark_reg_live_nc): Delete.
10751 (set_preference): Use end_hard_regno.
10752 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10753 remove_from_hard_reg_set.
10754 (post_mark_life): Use add_to_hard_reg_set.
10755 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10756 (reg_becomes_live): Use add_to_hard_reg_set.
10757 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10758 (peep2_find_free_register): Use add_to_hard_reg_set.
10759 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10760 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10761 * regrename.c (note_sets): Use add_to_hard_reg_set.
10762 (clear_dead_regs): Use remove_from_hard_reg_set.
10763 (regrename_optimize): Use add_to_hard_reg_set.
10764 (find_oldest_value_reg): Use in_hard_reg_set_p.
10765 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10766 (hard_reg_set_here_p): Use end_hard_regno.
10767 (decompose): Likewise.
10768 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10769 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10770 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10771 (mark_home_live): Use end_hard_regno.
10772 (spill_hard_reg): Likewise.
10773 (clear_reload_reg_in_use): Likewise.
10774 * reorg.c (delete_prior_computation): Use END_REGNO.
10775 * resource.c (update_live_status): Use END_HARD_REGNO.
10776 (mark_referenced_resources): Use add_to_hard_reg_set.
10777 (mark_set_resources): Likewise.
10778 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10779 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10780 (reg_overlap_mentioned_p): Likewise.
10781 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10782 (covers_regno_no_parallel_p): Use END_REGNO.
10783 (find_regno_note): Likewise.
10784 (find_reg_fusage): Use END_HARD_REGNO.
10785 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10786 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10788 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10790 * mode-switching.c (reg_dies): Change type of second argument to
10792 (optimize_mode_switching): Update accordingly.
10794 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10796 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10798 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10799 (hard_reg_set_empty_p): ...these new functions.
10800 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10801 GO_IF_HARD_REG_SUBSET.
10802 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10803 instead of GO_IF_HARD_REG_EQUAL.
10804 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10805 instead of GO_IF_HARD_REG_EQUAL.
10806 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10807 GO_IF_HARD_REG_SUBSET.
10808 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10809 GO_IF_HARD_REG_EQUAL.
10810 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10811 of GO_IF_HARD_REG_SUBSET.
10812 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10813 instead of GO_IF_HARD_REG_EQUAL.
10814 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10815 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10816 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10817 of GO_IF_HARD_REG_SUBSET,
10818 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10819 GO_IF_HARD_REG_SUBSET.
10820 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10821 instead of GO_IF_HARD_REG_EQUAL.
10822 * config/sh/sh.c (push_regs, calc_live_regs): Use
10823 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10824 (hard_regs_intersect_p): Delete.
10826 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10828 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10830 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10831 Richard Henderson <rth@redhat.com>
10833 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10835 (x86_64-*-*): Likewise.
10837 * i386/i386-modes.def (V2QI): New.
10839 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10841 (override_options): Support SSE4.1.
10842 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10843 (IX86_BUILTIN_BLENDPS): Likewise.
10844 (IX86_BUILTIN_BLENDVPD): Likewise.
10845 (IX86_BUILTIN_BLENDVPS): Likewise.
10846 (IX86_BUILTIN_PBLENDVB128): Likewise.
10847 (IX86_BUILTIN_PBLENDW128): Likewise.
10848 (IX86_BUILTIN_DPPD): Likewise.
10849 (IX86_BUILTIN_DPPS): Likewise.
10850 (IX86_BUILTIN_INSERTPS128): Likewise.
10851 (IX86_BUILTIN_MOVNTDQA): Likewise.
10852 (IX86_BUILTIN_MPSADBW128): Likewise.
10853 (IX86_BUILTIN_PACKUSDW128): Likewise.
10854 (IX86_BUILTIN_PCMPEQQ): Likewise.
10855 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10856 (IX86_BUILTIN_PMAXSB128): Likewise.
10857 (IX86_BUILTIN_PMAXSD128): Likewise.
10858 (IX86_BUILTIN_PMAXUD128): Likewise.
10859 (IX86_BUILTIN_PMAXUW128): Likewise.
10860 (IX86_BUILTIN_PMINSB128): Likewise.
10861 (IX86_BUILTIN_PMINSD128): Likewise.
10862 (IX86_BUILTIN_PMINUD128): Likewise.
10863 (IX86_BUILTIN_PMINUW128): Likewise.
10864 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10865 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10866 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10867 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10868 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10869 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10870 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10871 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10872 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10873 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10874 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10875 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10876 (IX86_BUILTIN_PMULDQ128): Likewise.
10877 (IX86_BUILTIN_PMULLD128): Likewise.
10878 (IX86_BUILTIN_ROUNDPD): Likewise.
10879 (IX86_BUILTIN_ROUNDPS): Likewise.
10880 (IX86_BUILTIN_ROUNDSD): Likewise.
10881 (IX86_BUILTIN_ROUNDSS): Likewise.
10882 (IX86_BUILTIN_PTESTZ): Likewise.
10883 (IX86_BUILTIN_PTESTC): Likewise.
10884 (IX86_BUILTIN_PTESTNZC): Likewise.
10885 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10886 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10887 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10888 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10889 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10890 (bdesc_ptest): New.
10891 (bdesc_sse_3arg): Likewise.
10892 (bdesc_2arg): Likewise.
10893 (bdesc_1arg): Likewise.
10894 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10896 (ix86_expand_sse_4_operands_builtin): New.
10897 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10898 smaller than 8 bits as the 2nd arg.
10899 (ix86_expand_sse_ptest): New.
10900 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10901 (ix86_expand_vector_set): Support SSE4.1.
10902 (ix86_expand_vector_extract): Likewise.
10904 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10905 __SSE4_1__ for -msse4.1.
10907 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10908 (UNSPEC_INSERTPS): Likewise.
10909 (UNSPEC_DP): Likewise.
10910 (UNSPEC_MOVNTDQA): Likewise.
10911 (UNSPEC_MPSADBW): Likewise.
10912 (UNSPEC_PHMINPOSUW): Likewise.
10913 (UNSPEC_PTEST): Likewise.
10914 (UNSPEC_ROUNDP): Likewise.
10915 (UNSPEC_ROUNDS): Likewise.
10917 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10919 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10920 (const_pow2_1_to_32768_operand): Likewise.
10922 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10925 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10927 (sse4_1_insertps): Likewise.
10928 (*sse4_1_extractps): Likewise.
10929 (sse4_1_ptest): Likewise.
10930 (sse4_1_mulv2siv2di3): Likewise.
10931 (*sse4_1_mulv4si3): Likewise.
10932 (*sse4_1_smax<mode>3): Likewise.
10933 (*sse4_1_umax<mode>3): Likewise.
10934 (*sse4_1_smin<mode>3): Likewise.
10935 (*sse4_1_umin<mode>3): Likewise.
10936 (sse4_1_eqv2di3): Likewise.
10937 (*sse4_1_pinsrb): Likewise.
10938 (*sse4_1_pinsrd): Likewise.
10939 (*sse4_1_pinsrq): Likewise.
10940 (*sse4_1_pextrb): Likewise.
10941 (*sse4_1_pextrb_memory): Likewise.
10942 (*sse4_1_pextrw_memory): Likewise.
10943 (*sse4_1_pextrq): Likewise.
10944 (sse4_1_blendpd): Likewise.
10945 (sse4_1_blendps): Likewise.
10946 (sse4_1_blendvpd): Likewise.
10947 (sse4_1_blendvps): Likewise.
10948 (sse4_1_dppd): Likewise.
10949 (sse4_1_dpps): Likewise.
10950 (sse4_1_movntdqa): Likewise.
10951 (sse4_1_mpsadbw): Likewise.
10952 (sse4_1_packusdw): Likewise.
10953 (sse4_1_pblendvb): Likewise.
10954 (sse4_1_pblendw): Likewise.
10955 (sse4_1_phminposuw): Likewise.
10956 (sse4_1_extendv8qiv8hi2): Likewise.
10957 (*sse4_1_extendv8qiv8hi2): Likewise.
10958 (sse4_1_extendv4qiv4si2): Likewise.
10959 (*sse4_1_extendv4qiv4si2): Likewise.
10960 (sse4_1_extendv2qiv2di2): Likewise.
10961 (*sse4_1_extendv2qiv2di2): Likewise.
10962 (sse4_1_extendv4hiv4si2): Likewise.
10963 (*sse4_1_extendv4hiv4si2): Likewise.
10964 (sse4_1_extendv2hiv2di2): Likewise.
10965 (*sse4_1_extendv2hiv2di2): Likewise.
10966 (sse4_1_extendv2siv2di2): Likewise.
10967 (*sse4_1_extendv2siv2di2): Likewise.
10968 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10969 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10970 (sse4_1_zero_extendv4qiv4si2): Likewise.
10971 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10972 (sse4_1_zero_extendv2qiv2di2): Likewise.
10973 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10974 (sse4_1_zero_extendv4hiv4si2): Likewise.
10975 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10976 (sse4_1_zero_extendv2hiv2di2): Likewise.
10977 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10978 (sse4_1_zero_extendv2siv2di2): Likewise.
10979 (*sse4_1_zero_extendv2siv2di2): Likewise.
10980 (sse4_1_roundpd): Likewise.
10981 (sse4_1_roundps): Likewise.
10982 (sse4_1_roundsd): Likewise.
10983 (sse4_1_roundss): Likewise.
10984 (mulv4si3): Don't expand for SSE4.1.
10985 (smax<mode>3): Likewise.
10986 (umaxv4si3): Likewise.
10987 (uminv16qi3): Likewise.
10988 (umin<mode>3): Likewise.
10989 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10991 * doc/extend.texi: Document SSE4.1 built-in functions.
10993 * doc/invoke.texi: Document -msse4.1.
10995 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10997 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10998 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10999 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11000 (ASM_SPEC): Add asm_pcrel_spec.
11001 (EXTRA_SPECS): Add asm_pcrel_spec.
11003 2007-05-21 David Daney <ddaney@avtrex.com>
11005 * doc/install.texi (Building a cross compiler): Add requirements
11006 for Java cross compiler.
11008 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11010 PR middle-end/31995
11011 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11012 Add loopno argument. Use evolution_function_is_invariant_rec_p
11013 instead of evolution_function_is_constant_p.
11014 Update calls to evolution_function_is_affine_multivariate_p.
11015 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11016 Add loopno argument.
11017 * tree-scalar-evolution.c (gather_chrec_stats): Call
11018 evolution_function_is_affine_multivariate_p with a loop
11020 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11021 (analyze_overlapping_iterations): Likewise.
11022 (access_functions_are_affine_or_constant_p): Likewise.
11023 (build_classic_dist_vector_1): If the access functions
11024 are equal, don't do anything.
11026 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11027 Paolo Carlini <pcarlini@suse.de>
11028 Uros Bizjak <ubizjak@gmail.com>
11030 * c-cppbuiltin.c (c_cpp_builtins): Define
11031 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11032 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11033 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11034 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11036 2007-05-21 Mike Stump <mrs@apple.com>
11038 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11040 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11042 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11044 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11045 implementation if __OPTIMIZE__ is not defined.
11046 (_mm_alignr_pi8): Ditto.
11047 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11048 (_mm_inserti_si64): Ditto.
11049 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11050 (_mm_slli_epi16): Ditto.
11051 (_mm_slli_epi32): Ditto.
11052 (_mm_slli_epi64): Ditto.
11053 (_mm_srai_epi16): Ditto.
11054 (_mm_srai_epi32): Ditto.
11055 (_mm_srli_si128): Ditto.
11056 (_mm_slli_si128): Ditto.
11057 (_mm_srli_epi16): Ditto.
11058 (_mm_srli_epi32): Ditto.
11059 (_mm_srli_epi64): Ditto.
11060 (_mm_extract_epi16): Ditto.
11061 (_mm_insert_epi16): Ditto.
11062 (_mm_shufflehi_epi16): Ditto.
11063 (_mm_shufflelo_epi16): Ditto.
11064 (_mm_shuffle_epi32): Ditto.
11065 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11066 (_m_pextrw): Ditto.
11067 (_mm_insert_pi16): Ditto.
11068 (_m_pinsrw): Ditto.
11069 (_mm_shuffle_pi16): Ditto.
11070 (_m_pshufw): Ditto.
11071 (_mm_shufle_ps): Ditto.
11072 (_mm_prefetch): Ditto.
11074 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11076 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11077 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11078 * real.c (encode_i370_single, decode_i370_single,
11079 encode_i370_double, decode_i370_double): Functions removed.
11080 (i370_single_format, i370_double_format): Initializations removed.
11081 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11082 Consider the log2_b field to always be one.
11083 (ieee_single_format, mips_single_format, coldfire_single_format,
11084 ieee_double_format, mips_double_format, coldfire_double_format,
11085 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11086 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11087 ibm_extended_format, mips_extended_format, ieee_quad_format,
11088 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11089 decimal_single_format, decimal_double_format, decimal_quad_format,
11090 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11091 initialization of log2_b.
11092 * real.h (i370_single_format, i370_double_format): Declarations
11094 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11095 field to always be one.
11097 2007-05-21 Andreas Schwab <schwab@suse.de>
11099 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11100 NOTE_INSN_BASIC_BLOCK_P.
11101 (process_for_unwind_directive): Likewise.
11103 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11105 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11106 * function.h (struct function): Move va_list_gpr_size,
11107 va_list_fpr_size, function_frequency to front of bitfields. Add
11109 (current_function_calls_unwind_init): New.
11110 * except.c (expand_builtin_unwind_init): Set
11111 current_function_calls_unwind_init not
11112 current_function_has_nonlocal_label.
11113 * reload1.c (has_nonexceptional_receiver): New.
11114 (reload): Use it and current_function_calls_unwind_init to
11115 determine whether call-saved regs must be saved.
11117 2007-05-20 Jan Hubicka <jh@suse.cz>
11119 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11120 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11121 * ddg.c (create_ddg): LIkewise.
11122 * final.c (final): Remove hunk moving line number notes around since
11123 they are no longer present at this stage.
11124 (final_scan_insn): Use NOTE_KIND instead of
11125 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11126 (output_asm_label): Likewise.
11127 * reorg.c (dbr_schedule): Likewise.
11128 * haifa-sched.c (unlink_other_notes): Likewise.
11129 * mode-switching.c (optimize_mode_switching): Likewise.
11130 * graph.c (start_bb): Likewise.
11131 * rtl.def (NOTE): Update description.
11132 * jump.c (squeeze_notes): Delete.
11133 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11134 NOTE_INSN_BASIC_BLOCK_P when possible.
11135 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11136 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11137 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11138 (dwarf2out_var_location): Likewise.
11139 * cfgbuild.c (make_edges): Likewise.
11140 (find_basic_blocks_1): Likewise.
11141 * function.c (reorder_blocks_1): Likewise.
11142 (epilogue_done): Likewise.
11143 (reposition_prologue_and_epilogue_notes): Likewise.
11144 * print-rtl.c (print_rtx): Likewise; drop code for printing
11146 (print_rtl): Likewise.
11147 (print_rtl_single): Likewise.
11148 * gcse.c (insert_insn_start_bb): Likewise.
11149 * alias.c (init_alias_analysis): Likewise.
11150 * calls.c (fixup_tail_calls): Likewise.
11151 * except.c (sjlj_emit_function_enter): Likewise.
11152 * emit-rtl.c (add_insn_after): Likeiwse.
11153 (emit_label_before): Likewise.
11154 (emit_label_after): Likewise.
11155 (emit_note_before, emit_note_after, emit_note): Update
11156 parameter to be enum insn_note; do not deal with source
11158 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11159 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11161 (merge_blocks_move_successor_nojumps): Simplify now when
11162 we don't have BLOCK notes.
11163 (try_optimize_cfg): Likewise.
11164 * cfglayout.c (skip_insns_after_block): Likewise.
11165 (record_effective_endpoints): Likewise.
11166 (duplicate_insn_chain): Likewise.
11167 * varasm.c (output_constant_pool_1): Likewise.
11168 * sched-deps.c (sched_analyze): Likewise.
11169 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11171 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11172 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11173 (SET_INSN_DELETED): Simplify.
11174 (NOTE_LINE_NUMBER): Exterminate.
11175 (NOTE_LINE_KIND): New.
11176 (NOTE_INSN_BASIC_BLOCK_P): Update.
11177 (enum insn_note): Simplify.
11178 (GET_NOTE_INSN_NAME) Simplify.
11179 (emit_note_before, emit_note_after, emit_note): Update prototype.
11180 (squeeze_notes): Remove.
11181 * sched-int.h (NOTE_NOT_BB_P): Update.
11182 * resource.c (mark_target_live_regs): Update.
11183 * sched-rgn.c (debug_dependencies): Update.
11184 * sched-vis.c (print_insn): Update.
11185 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11186 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11187 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11188 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11189 (split_branches): Update.
11190 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11192 (sh_adjust_unroll_max): Exterminate.
11193 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11194 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11195 (m68hc11_reorg): Likewise.
11196 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11197 (emit_predicate_relation_info): Update.
11198 (process_for_unwind_directive): Update.
11199 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11200 (output_call): Update.
11201 * config/pa/pa.c (output_lbranch): Update.
11202 (output_millicode_call): Update.
11203 (output_call): Update.
11204 (pa_combine_instructions): Update.
11205 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11206 * config/bfin/bfin.c (gen_one_bundle): Update.
11207 * cfgrtl.c (can_delete_note_p): Update.
11208 (delete_insn): Update.
11209 (rtl_merge_blocks): Update.
11210 (commit_one_edge_insertion): Update.
11211 (rtl_verify_flow_info): Update.
11212 * stmt.c (expand_case): Do not call squeeze_notes.
11214 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11221 * c.opt (Wtype-limits): New.
11222 * doc/invoke.texi (Wtype-limits): Document it.
11223 (Wextra): Enabled by -Wextra.
11224 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11225 * c-common.c (shorten_compare): Warn with Wtype-limits.
11227 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11229 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11230 inlined function, not as a macro.
11231 (_mm_alignr_pi8): Ditto.
11232 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11233 (_mm_inserti_si64): Ditto.
11234 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11235 (_mm_extract_epi16): Ditto.
11236 (_mm_insert_epi16): Ditto.
11237 (_mm_shufflehi_epi16): Ditto.
11238 (_mm_shufflelo_epi16): Ditto.
11239 (_mm_shuffle_epi32): Ditto.
11240 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11241 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11243 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11245 (_m_to_float): Use C89 compatible assignment.
11247 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11250 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11252 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11255 * doc/invoke.texi (Wreturn-type): Complete description.
11256 (Wextra): Delete item about return-type warning.
11257 * c-decl.c: Delete redundant Wextra warning.
11259 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11262 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11263 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11264 inlined function, not as a macro.
11265 (_mm_prefetch): Ditto.
11266 (_m_pextrw): Ditto.
11267 (_mm_insert_pi16): Ditto.
11268 (_m_pinsrw): Ditto.
11269 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11270 (_m_pshufw): Ditto. Add const to __N argument.
11271 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11272 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11273 (_mm_slli_epi32): Ditto.
11274 (_mm_srli_si128): Implement as always inlined function, not as a
11275 macro. Add __inline to function declaration.
11276 (_mm_slli_si128): Ditto.
11278 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11280 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11281 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11283 (struct fenv): New structure.
11284 (FP_HANDLE_EXCEPTIONS): New define.
11285 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11286 (_FP_DECL_EXP): New define.
11287 (FP_INIT_ROUNDMODE): New define.
11288 (FP_ROUNDMODE): New define.
11290 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11292 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11293 (Wconversion): Update description.
11294 (Wconversion-sign): New.
11295 * c.opt (Wconversion-sign): New.
11296 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11297 means disabled for C++. Otherwise, take the status of Wconversion.
11298 * c-common.c (conversion_warning): Warn with either Wconversion or
11300 (warnings_for_convert_and_check): Conditions are already checked by
11301 conversion_warning.
11302 (convert_and_check): Don't check warnings if the conversion failed.
11304 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11305 Anatoly Sokolov <aesok@dol.ru>
11307 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11308 avr_epilogue_uses) : Add declaration.
11309 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11310 * config/avr/constraints.md (R): New constraint.
11311 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11312 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11313 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11314 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11315 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11316 call_prologue_saves, epilogue_restores, return_from_epilogue,
11317 return_from_main_epilogue, return_from_interrupt_epilogue,
11318 return_from_naked_epilogue, prologue, epilogue): New patterns.
11319 (jump): Handle symbol reference.
11320 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11321 avr_output_function_prologue, avr_output_function_epilogue): Remove
11323 (avr_init_machine_status, expand_prologue, expand_epilogue,
11324 avr_asm_function_end_prologue, avr_epilogue_uses,
11325 avr_asm_function_begin_epilogue): New functions.
11326 (prologue_size, epilogue_size, jump_tables_size): Remove global
11328 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11329 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11330 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11331 (avr_override_options): Initialise init_machine_status.
11332 (output_movhi): Handle all stack pointer loads.
11333 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11334 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11335 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11336 (EPILOGUE_USES) Redefine.
11337 (machine_function) Declare.
11339 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11341 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11342 Use a single return statement.
11344 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11346 PR middle-end/30250
11347 * builtins.c (do_mpfr_lgamma_r): New.
11348 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11349 * tree.h (CASE_FLT_FN_REENT): New.
11351 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11353 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11354 (output_die): Use 'unsigned long' with %x.
11355 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11356 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11357 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11359 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11361 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11366 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11367 true if function has no argument.
11369 2007-05-18 DJ Delorie <dj@redhat.com>
11371 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11372 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11374 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11376 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11377 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11378 count_trailing_zeros.
11379 (__i386__): Implement count_leading_zeros using __builtin_clz().
11380 Implement count_trailing_zeros usign __builtin_ctz().
11382 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11384 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11386 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11388 PR middle-end/31344
11389 * expr.c (emit_move_change_mode): Change mode of push operands here.
11391 2007-05-17 Ian Lance Taylor <iant@google.com>
11393 PR tree-optimization/31953
11394 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11395 Change all callers.
11396 (set_value_range_to_null): Call set_value_range_to_value.
11397 (extract_range_from_comparison): Likewise.
11399 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11401 * toplev.c (print_version): Output GMP/MPFR version info.
11403 * builtins.c (CASE_MATHFN_REENT): New macro.
11404 (mathfn_built_in): Use it.
11405 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11406 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11407 BUILT_IN_LGAMMAL_R): New.
11408 * doc/extend.texi: Document new builtins.
11410 PR middle-end/31796
11411 * builtins.c (do_mpfr_remquo): New.
11412 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11413 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11415 PR middle-end/30251
11416 * builtins.c (fold_builtin_1): Handle y0, y1.
11417 (fold_builtin_2): Handle yn.
11419 PR middle-end/30251
11420 * builtins.c (do_mpfr_bessel_n): New.
11421 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11422 (fold_builtin_2): Handle BUILT_IN_JN.
11424 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11427 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11428 TYPE_PRECISION (intmax_type_node).
11430 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11433 * reload.c (subst_reloads): Remove checking.
11435 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11437 PR rtl-optimization/31691
11438 * combine.c (simplify_set): Build a new src pattern instead of
11439 substituting its operands in the COMPARE case.
11441 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11443 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11444 (execute_vrp): Preserve loops through jump threading.
11445 * tree-ssa-threadupdate.c (thread_single_edge,
11446 dbds_continue_enumeration_p, determine_bb_domination_status,
11447 thread_through_loop_header): New functions.
11448 (create_edge_and_update_destination_phis,
11449 create_edge_and_update_destination_phis): Set loops for the new blocks.
11450 (prune_undesirable_thread_requests): Removed.
11451 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11453 (thread_block): Do not call prune_undesirable_thread_requests.
11455 (mark_threaded_blocks): Select edges to thread here.
11456 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11457 Thread edges through loop headers independently.
11458 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11459 * tree-pass.h (TODO_mark_first_instance): New.
11460 (first_pass_instance): Declare.
11461 * cfghooks.c (duplicate_block): Put the block to the original loop
11462 if copy is not specified.
11463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11464 jump threading. Pass may_peel_loop_headers to
11465 thread_through_all_blocks according to first_pass_instance.
11466 * cfgloop.h (create_preheader): Declare.
11467 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11468 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11469 * passes.c (first_pass_instance): New variable.
11470 (next_pass_1): Set TODO_mark_first_instance.
11471 (execute_todo): Set first_pass_instance.
11473 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11475 PR tree-optimization/24659
11476 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11477 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11478 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11479 OTI_vec_pack_ufix_trunc.
11480 (vec_unpacks_float_hi_optab): Define new macro.
11481 (vec_unpacks_float_lo_optab): Ditto.
11482 (vec_unpacku_float_hi_optab): Ditto.
11483 (vec_unpacku_float_lo_optab): Ditto.
11484 (vec_pack_sfix_trunc_optab): Ditto.
11485 (vec_pack_ufix_trunc_optab): Ditto.
11486 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11487 and vec_pack_[s|u]fix_trunc_optab using
11488 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11489 * tree-vectorizer.c (supportable_widening_operation): Handle
11490 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11491 (supportable_narrowing_operation): New function.
11492 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11493 * tree-vect-transform.c (vectorizable_conversion): Handle
11494 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11495 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11496 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11497 to check for target support.
11498 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11499 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11500 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11501 for VEC_PACK_FIX_TRUNC_EXPR.
11502 (expand_binop): Special case mode of the result for
11503 vec_pack_[u|s]fix_trunc_optab.
11504 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11505 vec_pack_[u|s]fix_trunc_optab.
11507 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11508 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11509 * tree-pretty-print.c (dump_generic_node): Handle
11510 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11511 VEC_PACK_FIX_TRUNC_EXPR.
11513 * expr.c (expand_expr_real_1): Ditto.
11514 * tree-inline.c (estimate_num_insns_1): Ditto.
11515 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11517 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11518 (vec_unpacks_float_lo_v8hi): Ditto.
11519 (vec_unpacku_float_hi_v8hi): Ditto.
11520 (vec_unpacku_float_lo_v8hi): Ditto.
11521 (vec_unpacks_float_hi_v4si): Ditto.
11522 (vec_unpacks_float_lo_v4si): Ditto.
11523 (vec_pack_sfix_trunc_v2df): Ditto.
11525 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11527 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11528 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11529 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11530 [vec_pack_ufix_trunc]: Ditto.
11531 [vec_unpacks_float_hi]: Ditto.
11532 [vec_unpacks_float_lo]: Ditto.
11533 [vec_unpacku_float_hi]: Ditto.
11534 [vec_unpacku_float_lo]: Ditto.
11536 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11538 * soft-fp/README: Update for new files.
11539 * soft-fp/floattisf.c: New file.
11540 * soft-fp/floattidf.c: New file.
11541 * soft-fp/floattitf.c: New file.
11542 * soft-fp/floatuntisf.c: New file.
11543 * soft-fp/floatuntidf.c: New file.
11544 * soft-fp/floatuntitf.c: New file.
11545 * soft-fp/fixsfti.c: New file.
11546 * soft-fp/fixdfti.c: New file.
11547 * soft-fp/fixtfti.c: New file.
11548 * soft-fp/fixunssfti.c: New file.
11549 * soft-fp/fixunsdfti.c: New file.
11550 * soft-fp/fixunstfti.c: New file.
11551 * soft-fp/extendxftf.c: New file.
11552 * soft-fp/trunctfxf.c: New file.
11554 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11555 (__trunctfxf2): Ditto.
11557 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11558 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11559 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11560 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11561 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11562 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11564 * config/i386/t-fprules-softfp64: New file.
11565 * config/i386/sfp-machine.h: New file.
11566 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11567 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11568 and soft-fp/t-softfp to tmake_file.
11569 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11570 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11572 * config/i386/t-linux64 (softfp_wrap_start): New.
11573 (softfp_wrap_end): New.
11574 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11575 supported for TARGET_64BIT.
11577 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11579 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11580 c_common_unsigned_type behavior.
11582 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11584 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11587 2007-05-16 Eric Christopher <echristo@apple.com>
11589 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11590 saving after stack push. Set sp_offset whenever we push.
11591 (rs6000_emit_epilogue): Move altivec register restore before
11594 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11596 * configure.ac: Allow sysroots to be relocated under $prefix as
11597 well as $exec_prefix.
11598 * configure: Regenerate.
11600 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11604 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11606 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11607 (gcc_tooldir): Likewise.
11608 * configure: Regenerate.
11609 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11610 old configure.ac gcc_tooldir setting.
11611 (prefix_to_exec_prefix): New variable.
11612 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11613 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11615 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11617 * c-typeck.c (build_binary_op): Return early for error.
11619 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11621 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11622 struct nb_iter_bound.
11623 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11624 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11625 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11626 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11627 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11628 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11629 (del_scev_info): Use ggc_free.
11630 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11631 * loop-init.c: Include ggc.h.
11632 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11633 (loop_optimizer_finalize): Use ggc_free.
11634 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11635 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11636 pass_iv_optimize): Add TODO_ggc_collect.
11637 * function.h (struct function): Remove skip marker from
11639 * cfgloop.c: Include ggc.h.
11640 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11642 (establish_preds): Vector superloops is gc allocated.
11643 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11645 (flow_loops_find): Vector larray is gc allocated.
11646 (loop_exit_free): Use ggc_free.
11647 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11648 that head of exits list is now not a part of struct loop.
11649 (record_loop_exits): Allocate exits table in gc memory.
11650 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11651 that head of exits list is now not a part of struct loop.
11652 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11653 struct loop_exit): Add GTY marker.
11654 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11655 Add skip marker to aux field. Make head of exits list a separate
11657 (struct loops): Add GTY marker. Make larray vector gc allocated.
11658 Add param marker to exits table.
11659 (get_loops): Type changed.
11660 * Makefile.in (tree-scalar-evolution.o): Add
11661 gt-tree-scalar-evolution.h dependency.
11662 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11663 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11664 * basic-block.h (struct basic_block_def): Remove skip marker from
11667 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11669 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11670 of 0 in the call to expand_expr().
11671 (expand_builtin_mathfn_3): Ditto.
11672 (expand_builtin_interclass_mathfn): Ditto.
11673 (expand_builtin_cexpi): Ditto.
11674 (expand_builtin_int_roundingfn): Ditto.
11675 (expand_builtin_int_roundingfn_2): Ditto.
11676 (expand_builtin_pow): Ditto.
11677 (expand_builtin_powi): Ditto.
11678 (expand_builtin_bswap): Ditto.
11679 (expand_builtin_unop): Ditto.
11680 (expand_builtin_fabs): Ditto.
11681 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11682 the call to expand_expr().
11683 (expand_builtin_sync_operation): Ditto.
11684 (expand_builtin_compare_and_swap): Ditto.
11685 (expand_builtin_lock_test_and_set): Ditto.
11686 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11687 instead of 0 in the call to expand_expr().
11688 (expand_builtin_extract_return_addr): Ditto.
11689 (expand_builtin_eh_return): Ditto.
11690 (expand_eh_return): Ditto.
11691 * explow.c (expr_size): Ditto.
11692 * expr.c (optimize_bitfield_assignment_op): Ditto.
11693 (expand_assignement): Ditto.
11694 (store_expr): Ditto.
11695 (store_field): Ditto.
11696 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11697 the call to expand_expr().
11698 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11699 in the call to expand_expr().
11700 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11701 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11702 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11704 * optabs.c (expand_vec_shift_expr): Ditto.
11705 (expand_vec_cond_expr): Ditto.
11706 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11707 call to expand_expr().
11708 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11709 in the call to expand_expr().
11711 2007-05-14 Dave Korn <dave.korn@artimi.com>
11713 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11715 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11717 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11718 instead of c_common_unsigned_type.
11719 (c_common_unsigned_type): Remove.
11720 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11721 c_common_unsigned_type.
11722 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11723 c_common_unsigned_type.
11724 * c-common.h (c_common_unsigned_type): Remove.
11725 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11726 c_common_unsigned_type.
11727 * c-format.c (check_format_types): Use unsigned_type_for instead of
11728 c_common_unsigned_type.
11729 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11730 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11731 of c_common_unsigned_type.
11732 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11733 lang_hooks.types.unsigned_type.
11734 * expmed.c (make_tree): Use unsigned_type_for instead of
11735 lang_hooks.types.unsigned_type.
11736 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11737 lang_hooks.types.unsigned_type.
11738 (build_range_check): Likewise.
11739 (fold_unary): Likewise.
11740 (fold_binary): Likewise.
11741 (fold_ternary): Likewise.
11742 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11743 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11744 * tree.c (get_unsigned_type): New.
11745 (unsigned_type_for): Use get_unsigned_type instead of
11746 lang_hooks.types.unsigned_type.
11748 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11750 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11751 to m68k_get_function_kind. Update its prototype.
11752 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11754 (m68k_interrupt_function_p): Return enum m68k_function_type
11755 instead of bool. Rename to m68k_get_function_kind.
11756 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11757 target is not fido.
11758 (m68k_compute_frame_layout): Don't mark any register for save
11759 if an interrupt_thread attribute is specified.
11760 (m68k_hard_regno_rename_ok): Update a use of
11761 m68k_interrupt_function_p.
11762 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11763 m68k_interrupt_function_p.
11764 (m68k_function_type): New.
11765 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11766 for a function with an interrupt_thread attribute.
11767 * doc/extend.texi: Document the interrupt_thread attribute.
11769 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11771 Fix PR tree-optimization/31911
11772 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11773 if they didn't change the expression.
11775 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11777 * tree-scalar-evolution.c (resolve_mixers): Exported.
11778 * tree-scalar-evolution.h (resolve_mixers): Declare.
11779 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11780 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11781 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11782 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11783 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11784 strip_conversion, analyze_offset_expr, address_analysis,
11785 object_analysis, analyze_offset): Removed.
11786 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11787 split_constant_offset, canonicalize_base_object_address,
11788 object_address_invariant_in_loop_p, disjoint_objects_p,
11789 dr_may_alias_p, dr_address_invariant_p): New functions.
11790 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11791 and dr_analyze_alias.
11792 (initialize_data_dependence_relation): Use dr_may_alias_p
11793 and object_address_invariant_in_loop_p.
11794 (compute_self_dependence): Handle the case when
11795 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11796 (find_data_references_in_stmt): Restrict the analysis of data
11797 references to the given loop nest.
11798 (find_data_references_in_loop): Made static. Pass loop nest to
11799 find_data_references_in_stmt.
11800 (compute_data_dependences_for_loop): Use DR_VOPS.
11801 (free_data_ref): Free DR_VOPS.
11802 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11803 (struct innermost_loop_behavior): ... new.
11804 (struct base_object_info): Replaced by ...
11805 (struct indices): ... new.
11806 (struct dr_alias): New.
11807 (enum data_ref_type): Removed.
11808 (struct data_reference): Consist of struct innermost_loop_behavior,
11809 struct indices and struct dr_alias.
11810 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11811 (DR_MEMTAG): Renamed to ...
11812 (DR_SYMBOL_TAG): ... this.
11813 (find_data_references_in_loop): Declaration removed.
11814 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11815 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11816 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11817 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11819 2007-05-13 Revital Eres <eres@il.ibm.com>
11821 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11822 which walks virtual def-use chains to find redundant stores.
11823 (dse_optimize_stmt): Call it.
11825 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11827 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11828 * passes.c (init_optimization_passes): Move pass_jump_bypass
11831 * basic-block.h (bb_has_eh_pred): Fix style issue.
11833 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11835 PR rtl-optimization/31848
11836 * loop-invariant.c (move_invariant_reg): If we move an insn
11837 with a REG_EQUAL note, and that insn is not always executed,
11838 remove the REG_EQUAL note.
11840 2007-05-12 Richard Guenther <rguenther@suse.de>
11842 PR tree-optimization/31797
11843 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11844 propagate into a stmt that has volatile ops.
11846 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11848 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11849 (gcc_tooldir): Likewise.
11850 * configure: Regenerate.
11851 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11852 old configure.ac gcc_tooldir setting.
11853 (prefix_to_exec_prefix): New variable.
11854 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11855 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11857 2007-05-11 Silvius Rus <rus@google.com>
11859 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11860 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11861 * c-common.h (strict_aliasing_warning): Change return type.
11862 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11863 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11864 (build_c_cast): Condition call to strict_aliasing_warning.
11865 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11866 * flags.h (set_Wstrict_aliasing): Declare.
11867 * opts.c (set_Wstrict_alising): Define, add call to.
11868 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11869 * tree-ssa-alias-warnings.c: New file.
11870 * tree-ssa-alias.c (compute_may_aliases): Add call to
11871 strict_aliasing_warning_backend.
11873 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11875 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11876 Use loop_depth and loop_outer accessor functions.
11877 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11878 determine_invariantness_stmt, move_computations_stmt): Ditto.
11879 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11880 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11881 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11882 * tree-scalar-evolution.c (interpret_loop_phi,
11883 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11884 instantiate_parameters_1, scev_const_prop): Ditto.
11885 * cfghooks.c (make_forwarder_block): Ditto.
11886 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11887 * modulo-sched.c (loop_canon_p): Ditto.
11888 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11889 slpeel_can_duplicate_loop_p): Ditto.
11890 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11891 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11892 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11893 cancel_loop, verify_loop_structure): Ditto.
11894 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11895 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11896 superloops vector instead of "pred" array.
11897 (establish_preds): Take father loop as an argument. Initialize the
11899 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11900 Do not initialize loop->outer.
11901 (flow_loop_tree_node_remove): Truncate the superloops vector.
11902 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11903 "pred" merged to "superloops" vector.
11904 (loop_depth, loop_outer): New.
11905 (fel_init): Use loop_outer.
11907 2007-05-11 Jan Hubicka <jh@suse.cz>
11909 * cgraphunit.c: Include gt-cgraphunit.h
11910 (static_ctors, static_dtors): New static vars.
11911 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11912 based on implementation in c-common.c
11913 (cgraph_finalize_function): Call record_cdtor_fn.
11914 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11915 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11916 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11917 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11918 build_cdtor, c_build_cdtor_fns): Remove.
11919 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11920 c_build_cdtor_fns): Remove prototype.
11922 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11925 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11926 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11927 * builtins.c (fold_builtin_memchr): New.
11928 (expand_builtin_memchr): Call the latter.
11929 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11930 * doc/extend.texi ([Other built-in functions provided by GCC]):
11933 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11935 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11936 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11937 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11938 PFPO_OP1_TYPE_SHIFT): Constants added.
11939 (DFP_ALL): Mode macro defined.
11940 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11941 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11942 Insn definitions added.
11943 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11944 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11947 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11949 PR tree-optimization/31885
11950 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11951 NULL_TREE to be undetermined.
11952 (automatically_generated_chrec_p): Return false for NULL.
11954 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11956 * config/bfin/bfin.h (MOVE_RATIO): Define.
11958 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11960 * config.gcc (sparc-wrs-vxworks): New target.
11961 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11962 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11963 * config/sparc/sparc.h: Include vxworks-dummy.h.
11964 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11965 include LABEL_REFs too.
11966 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11967 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11969 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11971 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11972 (sparc_emit_call_insn): New function.
11973 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11974 functions when generating VxWorks PIC.
11975 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11976 (call, call_value): Use sparc_emit_call_insn instead of
11979 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11981 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11983 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11985 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11986 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11987 split_double instead of operand_subword.
11989 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11991 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11992 * config/bfin/bfin.c (bfin_local_alignment): New function.
11993 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11995 2007-05-08 Chao-ying Fu <fu@mips.com>
11997 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11998 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11999 (smsub_widen_optab, umsub_widen_optab): Define.
12000 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12002 * genopinit.c (optabs): Fill in smsub_widen_optab and
12004 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12005 and umsub_widen_optab to implement multiply-subtract sequences.
12006 * config/mips/mips.md (*msac<u>_di): Rename to...
12007 (<u>msubsidi4): ...this. Extend condition to include
12008 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12009 of operand 0 to "ka" and use the three-operand form of msub<u>
12011 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12014 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12016 PR rtl-optimization/28011
12017 * reload.c (push_reload): Set dont_share if IN appears in OUT
12018 also when IN is a PLUS rtx.
12019 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12022 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12024 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12025 call unshare_all_decls.
12026 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12027 (unshare_all_decls): Remove.
12029 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12032 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12035 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12036 Nigel Stephens <nigel@mips.com>
12038 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12039 Update comments and all uses.
12040 (MIN_FPRS_PER_FMT): Define.
12041 * config/mips/mips.c (function_arg): Fix to correctly handle
12042 the -mips32r2 -mfp64 -mabi=32 case.
12043 (override_options): Enable use of odd-numbered registers for
12044 SFmode values on MIPS32.
12045 (mips_save_reg_p): Save whole floating-point register pair if
12046 either half is used.
12047 (compute_frame_size): Fix comment.
12049 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12051 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12052 argument of type bool.
12053 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12054 argument. Safely select temporary P register according to it.
12055 (do_link): Change call site of add_to_reg accordingly.
12056 (do_unlink): Add epilogue_p as a fourth argument and pass it
12058 (expand_interrupt_handler_epilogue): Change call of do_unlink
12060 (bfin_expand_prologue): Add a third argument sibcall_p.
12061 * config/bfin/bfin.md (epilogue): Change call of
12062 bfin_expand_epilogue accordingly.
12063 (sibcall_epilogue): Likewise.
12064 (eh_return_internal): Likewise.
12066 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12067 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12068 * config/bfin/bfin.c (bfin_handle_option): Handle
12069 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12070 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12071 Support bf534, bf536 and bf561.
12072 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12074 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12077 * config/i386/i386.c (ix86_function_regparm): Process local
12078 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12080 2007-05-07 Mike Stump <mrs@apple.com>
12082 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12083 also checks for and while statements in C++.
12085 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12087 * gcc.c (at_file_supplied): New variable.
12088 (main): Set it if we expanded argv.
12089 (do_spec_1): Pass an @-file to the linker if we were called with
12090 an @-file argument and HAVE_GNU_LD.
12091 * collect2.c (at_file_supplied): New variable.
12092 (response_file): New variable.
12093 (collect_exit): Unlink response_file if necessary.
12094 (handler): Likewise.
12095 (do_wait): Likewise.
12096 (main): Set at_file_supplied if we expanded argv.
12097 (collect_execute): Pass an @-file to subprocesses if we were called
12098 with an @-file argument.
12099 * configure.ac: Add define for HAVE_GNU_LD.
12100 * configure: Regenerate.
12101 * config.in: Regenerate.
12103 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12105 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12106 operand to HI mode.
12111 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12113 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12114 (TARGET_ENCODE_SECTION_INFO): Re-define.
12115 (m32c_encode_section_info): New
12116 (function_vector_handler): New
12117 (current_function_special_page_vector): New
12118 (m32c_special_page_vector_p): New.
12119 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12121 * config/m32c/jump.md: Added instruction JSRS for functions
12122 with attribute "function_vector".
12123 * doc/extend.texi (function_vector): Added description
12124 for M16C, M32C targets.
12126 2007-05-07 DJ Delorie <dj@redhat.com>
12129 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12130 ashrpsi3, lshrpsi3): Update shift count constraint.
12132 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12133 Nathan Froyd <froydnj@codesourcery.com>
12136 * c-incpath.c (add_path): Strip trailing path separators.
12138 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12141 Free dominance info before purging EH edges.
12142 (eliminate_degenerate_phis): Likewise.
12143 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12145 2007-05-07 Jan Hubicka <jh@suse.cz>
12147 * gimplify.c (gimplify_expr): Do not crash when folding
12148 (void *)(int)&a + 4.
12150 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12153 * c-opts.c (lang_fortran): Make it non static.
12154 * c-common.h (lang_fortran): New prototype.
12155 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12156 -lang-fortran option was passed by the driver.
12158 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12160 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12161 of ASSERT_CHECKING. Tweak message.
12163 2007-05-06 Revital Eres <eres@il.ibm.com>
12166 * loop-unroll.c (insert_var_expansion_initialization):
12167 Initialize the expansions with -zero instead of +zero.
12169 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12171 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12172 into pic and non-pic versions. Mark r19 as used for
12173 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12174 for tgd_load, tld_load and tie_load .
12175 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12176 version of tgd_load, tld_load and tie_load depending on the
12179 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12180 Jakub Jelinek <jakub@redhat.com>
12182 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12183 (__do_global_dtors_aux): Use more paranoid loop to run
12184 destructors if HIDDEN_DTOR_LIST_END.
12185 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12187 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12189 * varasm.c (align_variable): Don't increase alignment for
12190 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12191 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12193 2007-05-04 Josh Conner <jconner@apple.com>
12195 * basic-block.h (cdi_direction): Assign values to all enumeration
12197 (dom_computed): Remove.
12198 (dom_info_state): New.
12199 (set_dom_info_availability): New.
12200 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12201 walk_data.dom_direction.
12202 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12203 instead of dom_computed[].
12204 (split_edge): Likewise.
12205 (create_basic_block): Likewise.
12206 (merge_blocks): Likewise.
12207 * ifcvt.c (find_if_header): Likewise.
12208 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12209 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12210 * tree-ssa.c (verify_ssa): Likewise.
12211 * tree-cfg.c (tree_verify_flow_info): Likewise.
12212 (remove_edge_and_dominated_blocks): Likewise.
12213 * dominance.c (dom_computed): Make static.
12214 (calc_dfs_tree_nonrec): Change third param to a bool.
12215 (calc_dfs_tree): Change second param to a bool.
12216 (calc_idioms): Change second param to a bool. Use
12217 dom_convert_dir_to_idx.
12218 (init_dom_info): Validate dir before using.
12219 (dom_convert_dir_to_idx): New.
12220 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12221 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12222 (free_dominance_info): Use dom_convert_dir_to_idx.
12223 (get_immediate_dominator): Likewise.
12224 (set_immediate_dominator): Likewise.
12225 (get_dominated_by): Likewise.
12226 (redirect_immediate_dominators): Likewise.
12227 (nearest_common_denominator): Likewise.
12228 (dominated_by_p): Likewise.
12229 (bb_dom_dfs_in): Likewise.
12230 (bb_dom_dfs_out): Likewise.
12231 (recount_dominator): Likewise.
12232 (iterate_fix_dominators): Likewise.
12233 (add_to_dominance_info): Likewise.
12234 (delete_from_dominance_info): Likewise.
12235 (first_dom_son): Likewise.
12236 (next_dom_son): Likewise.
12237 (dom_info_available_p): Likewise.
12238 (dom_info_state): New.
12239 (set_dom_info_availability): New.
12241 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12243 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12245 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12247 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12249 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12250 (subdi3, subdi_carry): Delete.
12252 2007-05-04 Jan Hubicka <jh@suse.cz>
12253 Richard Guenther <rguenther@suse.de>
12255 * opts.c (decode_options): Do not fiddle with inlining
12256 parameters in case of optimizing for size.
12257 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12258 for size do nothing.
12259 (cgraph_decide_inlining_of_small_function): When optimizing for
12260 size never inline functions increasing caller size.
12261 (cgraph_early_inlining): Inline for size when optimizing for size.
12263 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12265 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12266 logical operations piecewise.
12267 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12268 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12269 subdi_sesidi_di): Delete.
12270 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12271 the generated sequence. Allow three-reg add in constraints. Rewrite
12272 the rtl expression for carry to avoid zero_extend of a constant.
12273 (sub_with_carry): New pattern.
12274 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12275 different sequence not involving jumps.
12276 (notbi): Now a named pattern.
12278 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12280 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12281 Add the note about a significant loss of accuracy of some
12282 mathematical routines when these options are used.
12284 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12286 * haifa-sched.c (rtx_vec_t): New typedef.
12287 (contributes_to_priority_p): Extract piece of priority () into new
12289 (priority): Use the function. Add assertion.
12290 (rank_for_schedule, set_priorities): Add assertion to check that
12291 insn's priority is initialized.
12292 (clear_priorities, calc_priorities): Change signature. Make it update
12293 all relevant insns. Update all callers ('add_to_speculative_block ()'
12294 and 'create_block_check_twin ()').
12295 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12296 Add new field 'priority_status'.
12297 (INSN_PRIORITY_STATUS): New macro.
12298 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12300 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12302 * sched-ebb.c (debug_ebb_dependencies): New static function.
12303 (init_ready_list): Use it.
12305 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12306 with changed signature and 'debug_rgn_dependencies ()'.
12307 (debug_rgn_dependencies): New static function.
12308 (init_ready_list): Use it.
12310 * sched-int.h (debug_dependencies): Declare.
12312 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12314 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12316 2007-05-04 Dirk Mueller <dmueller@suse.de>
12318 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12320 2007-05-03 Jan Hubicka <jh@suse.cz>
12322 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12323 ((T1)X op (T1)Y), for pointer type in more cases than before.
12325 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12327 * tree-object-size.c (plus_expr_object_size): When operand size is
12328 unknown, return unknown.
12330 2007-05-03 Dirk Mueller <dmueller@suse.de>
12332 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12334 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12337 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12339 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12341 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12343 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12345 * config/soft-fp/double.h, config/soft-fp/extended.h,
12346 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12347 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12348 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12349 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12352 2007-05-03 Ian Lance Taylor <iant@google.com>
12354 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12355 MASK_PPC_GFXOPT for 8540 or 8548.
12357 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12359 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12360 vect_print_dump_info() to output debug information.
12362 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12365 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12366 operands of size 2 when operand is not MEM_P.
12368 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12370 PR tree-optimization/30565
12371 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12373 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12375 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12376 (umulsi3_highpart): Use them.
12377 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12378 for final accumulator to D regisster tranfser.
12380 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12382 PR tree-optimization/31699
12383 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12385 (vect_enhance_data_refs_alignment): Compute peel amount using
12386 TYPE_VECTOR_SUBPARTS instead of vf.
12387 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12389 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12392 * system.h: Remove inclusion of double-int.h
12393 * tree.h: Include double-int.h
12394 * gengtype.c: Likewise
12395 * cfgloop.h: Likewise
12396 * Makefile.in: Adjust dependencies on double-int.h
12398 2007-05-02 Eric Christopher <echristo@apple.com>
12400 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12401 -shared to -Zdynamiclib.
12403 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12406 * c-common.c (strip_pointer_or_array_types): New function.
12407 * c-common.h (strip_pointer_or_array_types): New function declaration.
12409 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12411 PR tree-optimization/31771
12412 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12414 2007-05-02 Paul Brook <paul@codesourcery.com>
12416 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12418 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12420 PR middle-end/29715
12421 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12424 2007-05-02 Nick Clifton <nickc@redhat.com>
12426 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12428 2007-05-02 Richard Guenther <rguenther@suse.de>
12430 PR tree-optimization/31146
12431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12432 argument, single_use_p. If we have a single use that is
12433 a conversion to the definition rhs type, propagate that rhs.
12434 (forward_propagate_addr_expr): Pass single_use_p argument
12435 to forward_propagate_addr_expr_1.
12437 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12439 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12442 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12444 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12445 'AMD Family 10 core'.
12447 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12449 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12450 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12451 with SSE3 instruction set support.
12452 * doc/invoke.texi: Likewise.
12454 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12456 * config/i386/i386.c (override_options): Tuning 32-byte loop
12457 alignment for amdfam10 architecture. Increasing the max loop
12458 alignment to 24 bytes.
12460 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12462 * config/m68k/constraints.md: New.
12463 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12464 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12465 EXTRA_CONSTRAINT): Remove.
12466 * config/m68k/m68k.md: Include constraints.md.
12467 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12469 2007-05-01 Ian Lance Taylor <iant@google.com>
12471 PR tree-optimization/31739
12472 * tree-vrp.c (vrp_val_is_max): New static function.
12473 (vrp_val_is_min): New static function.
12474 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12476 (set_value_range): Use vrp_val_is_{max,min}.
12477 (extract_range_from_assert): Likewise.
12478 (extract_range_from_binary_expr): Likewise.
12479 (extract_range_from_unary_expr): Likewise.
12480 (dump_value_range, vrp_meet): Likewise.
12481 (vrp_visit_phi_node): Likewise.
12482 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12484 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12486 * config/i386/gmon-sol2.c (size_t): New type.
12487 (intptr_t): Likewise.
12488 (s_textsize): Declare as size_t.
12490 (monstartup): Use size_t for sizes.
12491 (_mcount): Save and restore registers.
12492 (internal_mcount): Pass 0 as the first argument to monstartup
12494 (moncontrol): Convert pointer to appropriately sized integer
12495 before passing to profil.
12497 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12499 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12500 __NO_FPRS__, not just if _SOFT_DOUBLE.
12501 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12502 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12503 also for E500 double.
12504 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12505 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12508 2007-05-01 Richard Guenther <rguenther@suse.de>
12510 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12513 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12515 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12517 2007-05-01 Jan Hubicka <jh@suse.cz>
12519 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12522 2007-05-01 Jan Hubicka <jh@suse.cz>
12524 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12525 (maybe_fold_offset_to_reference): Declare.
12526 * fold-const.c (fold_unary): Do not fold
12527 (type *)&A into &A->field_of_type_and_offset_0
12528 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12529 size is unknown, give up.
12530 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12532 (maybe_fold_offset_to_reference): New.
12533 (maybe_fold_stmt_indirect): Use it.
12534 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12535 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12537 (gimplify_expr): Likewise for plus_expr.
12539 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12541 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12542 bsi_after_labels. Always insert statements before bsi.
12543 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12544 * predict.c (apply_return_prediction): Check for empty blocks.
12545 * cfgexpand.c (lab_rtx_for_bb): New variable.
12546 (label_rtx_for_bb): Do not create new tree labels.
12547 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12548 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12549 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12551 (label_for_bb): Add field used.
12552 (update_eh_label, main_block_label): Mark the label used.
12553 (cleanup_dead_labels): Remove unused labels.
12555 2007-05-01 Richard Guenther <rguenther@suse.de>
12557 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12558 if it is not about to be set.
12559 (get_value_range): Do not pre-allocate equiv bitmap.
12560 (update_value_range): No need to clear equiv field.
12561 (add_equivalence): Change prototype to get bitmap pointer.
12562 Allocate bitmap here if it is not already.
12563 (extract_range_from_assert): Do not allocate bitmap here.
12564 Update callers to add_equivalence.
12565 (extract_range_from_ssa_name): Likewise.
12566 (get_vr_for_comparison): New static helper.
12567 (compare_name_with_value): Handle NULL equiv bitmap by
12568 peeling the first iteration of the comparison loop.
12569 Use get_vr_for_comparison.
12570 (compare_names): Handle NULL equiv bitmaps by using fake
12571 ones. Use get_vr_for_comparison.
12573 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12575 * double-int.c (mpz_set_double_int): Moved from
12576 tree-ssa-loop-niter.c.
12577 (mpz_get_double_int): Likewise; also, add option to wrap
12578 out-of-range integers.
12579 * double-int.h: New prototypes for above.
12580 * tree.c (get_static_type_bounds): Moved from
12581 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12582 TYPE_MAX_VALUE if they exist..
12583 * tree.h: New prototype for above.
12584 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12585 get_type_bounds calls.
12586 (mpz_set_double_int): Move to double-int.c.
12587 (get_type_bounds): Move to tree.c, rename to
12588 get_static_type_bounds.
12589 (mpz_to_double_int): Move to double-int.c, rename to
12590 mpz_get_double_int.
12592 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12594 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12595 DIV0 exception can fall through to a normal return.
12597 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12599 PR middle-end/22156
12600 Temporarily revert:
12601 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12602 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12603 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12604 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12605 initialize align to silence bogus warning.
12606 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12607 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12609 (struct sra_walk_fns): Remove use_all parameter from use.
12610 (sra_hash_tree): Handle BIT_FIELD_REFs.
12611 (sra_elt_hash): Don't hash bitfld blocks.
12612 (sra_elt_eq): Skip them in parent compares as well. Handle
12614 (sra_walk_expr): Don't maintain or pass down use_all_p.
12615 (scan_use): Remove use_all parameter.
12616 (scalarize_use): Likewise. Re-expand assignment to
12617 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12618 output, and re-scalarize after output. Don't mark anything
12620 (scalarize_ldst): Adjust.
12621 (scalarize_walk_gimple_modify_statement): Likewise.
12622 (build_element_name_1): Handle BIT_FIELD_REFs.
12623 (instantiate_element): Don't warn for any element whose parent
12624 is used as a whole.
12625 (instantiate_missing_elements_1): Return the sra_elt.
12626 (canon_type_for_field): New.
12627 (try_instantiate_multiple_fields): New.
12628 (instantiate_missing_elemnts): Use them.
12629 (mark_no_warning): Removed.
12630 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12631 (REPLDUP, sra_build_elt_assignment): New.
12632 (generate_copy_inout): Use them.
12633 (generate_element_copy): Likewise. Handle bitfld differences.
12634 (generate_element_zero): Don't recurse for blocks. Use
12635 sra_build_elt_assignment.
12636 (generate_one_element_int): Take elt instead of var. Use
12637 sra_build_elt_assignment.
12638 (generate_element_init_1): Adjust.
12639 (scalarize_use, scalarize_copy): Use REPLDUP.
12640 (scalarize_ldst): Move assert before dereference.
12641 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12643 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12646 * tree.c (reconstruct_complex_type): Reconstruct a reference
12648 Also use the same mode for the pointer as the old pointer type.
12650 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12652 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12655 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12657 PR rtl-optimization/31676
12658 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12659 (df_refs_record): Call it.
12661 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12663 * rtl.def (SS_ABS): New code.
12664 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12665 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12666 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12667 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12668 (bfin_init_builtins): Define them.
12669 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12670 (bfin_expand_builtin): ... and handle the others here.
12671 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12672 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12673 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12674 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12675 operand is only HImode.
12677 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12679 * regclass.c (scan_one_insn): Remove splitting of
12682 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12683 Nigel Stephens <nigel@mips.com>
12685 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12687 2007-04-28 Jan Hubicka <jh@suse.cz>
12689 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12690 insn_locators_alloc instead of insn_locators_initialize;
12691 call reset_block_changes.
12692 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12693 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12694 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12695 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12696 * config/score/score.c (th_output_mi_thunk): Likewise.
12697 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12698 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12699 tolerate uninitialized locator info.
12702 * function.c (init_function_start): Don't init line number info.
12703 (expand_function_end): Update.
12704 (reset_block_changes, record_block_change, finalize_block_changes,
12705 check_block_change, free_block_changes): Kill.
12706 * function.h (reset_block_changes, record_block_change,
12707 finalize_block_changes, check_block_change, free_block_changes):
12709 (struct function): Remove ib_boundaries_block.
12710 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12711 Use curr_insn_locator to initialize locator.
12712 (emit_line_note): Remove.
12713 * cfgexpand.c (expand_gimple_cond_expr): Update.
12714 (construct_exit_block): Likewise.
12715 (tree_expand_cfg): Initialize/finalize locators.
12716 * expr.c (expand_expr_real): Update.
12717 * cfglayout.c (line_locators_locs, line_locators_lines,
12718 file_locators_locs, file_locators_files): Remove.
12719 (set_block_levels): Move to cfgexpand.c.
12720 (insn_locators_initialize): Remove.
12721 (pass_insn_locators_initialize): Remove.
12722 (locations_locators_locs, locations_locators_vals): New static vars.
12723 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12725 (insn_locators_alloc, insn_locators_finalize,
12726 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12728 (locator_location): New.
12729 (locator_line, locator_file): Rewrite.
12730 * rtl.h (emit_line_note): Kill.
12731 (insn_locators_alloc, insn_locators_finalize,
12732 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12734 * tree-inline.c (initialize_cfun): Do not initialize
12735 ib_boundaries_block.
12736 * passes.c (pass_insn_locators_initialize): Remove.
12738 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12740 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12741 info. Update last_basic_block correctly.
12743 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12746 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12747 register itself to hold the offset constant. Tell flow the use
12748 of r4 and r5 when they are used.
12750 2007-04-27 Richard Guenther <rguenther@suse.de>
12752 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12753 if we simplified anything.
12754 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12755 warnings until we did a simplification and the stmt was not
12756 marked as TREE_NO_WARNING.
12758 2007-04-27 Mike Stump <mrs@apple.com>
12760 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12762 2007-04-27 Ian Lance Taylor <iant@google.com>
12764 PR middle-end/31710
12765 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12766 TYPE_MAX_VALUE exist, convert them to the new type.
12768 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12770 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12771 if it claims to be available.
12772 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12773 edge is redirected.
12774 (perform_tree_ssa_dce): Always free postdominators.
12776 2007-04-27 Richard Henderson <rth@redhat.com>
12778 * config/alpha/predicates.md (aligned_memory_operand): Mark
12779 as define_special_predicate.
12780 (unaligned_memory_operand, normal_memory_operand): Likewise.
12781 (reg_or_unaligned_mem_operand): Remove.
12782 (any_memory_operand): Match the documentation and check for
12783 non-renumbered pseudos during reload.
12784 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12785 alpha_secondary_reload_class, update to new interface, make static.
12786 Handle CQImode like HImode. Remove FP subreg check.
12787 (alpha_expand_mov): Use replace_equiv_address.
12788 (alpha_expand_mov_nobwx): Use any_memory_operand.
12789 (TARGET_SECONDARY_RELOAD): New.
12790 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12791 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12792 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12793 * config/alpha/alpha.md: ... here.
12794 (RELOAD12, reloadmode): New.
12796 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12797 Don't handle the aligned case here.
12798 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12799 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12800 reload_inhi_help. Don't expect a scratch register.
12801 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12803 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12805 2007-04-27 Richard Guenther <rguenther@suse.de>
12807 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12809 2007-04-27 Richard Guenther <rguenther@suse.de>
12811 PR tree-optimization/30965
12812 PR tree-optimization/30978
12813 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12814 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12815 (find_equivalent_equality_comparison): Likewise.
12816 (simplify_cond): Likewise.
12817 (get_prop_source_stmt): New helper.
12818 (get_prop_dest_stmt): Likewise.
12819 (can_propagate_from): Likewise.
12820 (remove_prop_source_from_use): Likewise.
12821 (combine_cond_expr_cond): Likewise.
12822 (forward_propagate_comparison): New function.
12823 (forward_propagate_into_cond): Rewrite to use fold for
12825 (tree_ssa_forward_propagate_single_use_vars): Call
12826 forward_propagate_comparison to propagate comparisons.
12828 2007-04-27 Richard Guenther <rguenther@suse.de>
12830 PR tree-optimization/31715
12831 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12832 sure to do computation on the offset in an appropriate
12835 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12837 * reload.h (elimination_target_reg_p): Declare.
12838 * reload.c (find_reloads): Don't apply the reg_rtx move
12839 optimization if the SET_DEST satisfies elimination_target_reg_p.
12840 * reload1.c (elimination_target_reg_p): New function.
12841 (gen_reload): In the move/add2 fallback, make sure that op0
12842 does not overlap the destination register.
12844 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12846 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12847 transform only GIMPLE_MODIFY_STMTs.
12848 * tree-complex.c (expand_complex_operations_1): Ditto.
12849 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12850 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12851 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12853 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12854 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12855 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12856 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12857 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12858 slpeel_add_loop_guard): Ditto.
12859 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12860 * lambda-code.c (perfect_nestify): Ditto.
12861 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12862 before the first statement.
12863 * tree-optimize.c (execute_free_datastructures): Fix comments.
12864 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12865 * tree-flow.h (disband_implicit_edges): Declaration removed.
12866 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12868 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12869 COND_EXPRs without gotos.
12870 (disband_implicit_edges, has_label_p): Removed.
12871 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12872 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12874 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12876 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12877 also for COND_EXPRs.
12878 * cfgexpand.c (label_rtx_for_bb): New function.
12879 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12880 Use label_rtx_for_bb to find the labels.
12881 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12882 last block. Detect fallthru edges.
12884 2007-04-26 Ian Lance Taylor <iant@google.com>
12887 * reload.c (find_reloads_subreg_address): If the address was valid
12888 in the original mode but not in the new mode, reload the whole
12891 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12893 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12894 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12895 (cleanup_control_expr_graph): Do not invalidate dominance info.
12896 Record altered blocks.
12897 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12898 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12899 cleanup_tree_cfg_bb): New functions.
12900 (remove_forwarder_block): Do not maintain the worklist of blocks.
12901 Record altered blocks.
12902 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12903 not over whole cfg.
12904 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12905 delete_unreachable_blocks if dominators are not available.
12906 * tree-inline.c (optimize_inline_calls): Free dominance information
12908 * tree-flow.h (remove_edge_and_dominated_blocks,
12909 cfgcleanup_altered_bbs): Altered.
12910 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12912 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12914 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12915 do not invalidate dominators.
12917 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12919 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12920 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12921 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12922 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12924 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12926 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12928 2007-04-26 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/31703
12931 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12932 the right type for the target of the bittest.
12934 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12936 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12937 ix86_sol10_return_in_memory.
12939 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12941 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12944 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12947 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12949 PR tree-optimization/30558
12950 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12951 clear this_state.prev_try.
12953 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12954 Mark Mitchell <mark@codesourcery.com>
12956 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12957 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12958 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12960 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12963 * doc/invoke.texi (%:print-asm-header): Document.
12964 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12966 (static_spec_functions): Add print-asm-header.
12967 (main): Print a banner before the --target-help linker options.
12968 (print_asm_header_spec_function): New function.
12970 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12973 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12974 (movsf_ie): Likewise.
12976 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12978 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12980 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12982 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12983 exception for divide-by-zero.
12984 (__umodsi3, __modsi3): Likewise.
12986 2007-04-25 Dirk Mueller <dmueller@suse.de>
12988 * c-typeck.c (build_compound_expr): Annotate warning()
12989 call with OPT_Wunused_value.
12990 * tree-ssa.c (warn_uninit): Annotate warning with
12992 * c-common.c (handle_sentinel_attribute): Annotate warning
12993 call with OPT_Wattributes.
12995 2007-04-25 Thiemo Seufer <ths@mips.com>
12997 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12998 (mips16): Fix typo.
12999 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13000 on to the assembler. Improve handling of -mno-mips16. Add handling
13001 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13002 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13003 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13004 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13006 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13009 * config/i386/winnt.c (i386_pe_file_end): Strip only
13010 USER_LABEL_PREFIX when writing export name.
13012 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13014 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13015 sh/elf.h, vx-common.h and vxworks.h.
13016 * config/sh/sh.h: Include config/vxworks-dummy.h.
13017 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13018 (OVERRIDE_OPTIONS): Use it.
13019 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13020 (vxworks_picreg): New pattern.
13021 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13022 VXWORKS_OS_CPP_BUILTINS.
13023 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13024 to their VXWORKS_* equivalents.
13025 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13026 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13027 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13028 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13029 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13030 -mrtp/-fPIC multilibs.
13031 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13032 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13033 (MULTILIB_OSDIRNAMES): Delete.
13035 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13038 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13040 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13042 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13043 rounding mode to be specified by the caller.
13044 (real_to_mpfr) Likewise.
13045 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13046 include new arguments.
13047 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13049 2007-04-24 Ian Lance Taylor <iant@google.com>
13051 PR tree-optimization/31605
13052 * tree-vrp.c (set_value_range): Check that min and max are not
13053 both overflow infinities.
13054 (set_value_range_to_value): New static function.
13055 (extract_range_from_binary_expr): Call set_value_range_to_value.
13056 (extract_range_from_cond_expr): Likewise.
13057 (extract_range_from_expr): Likewise.
13058 (extract_range_from_unary_expr): Likewise. Don't create a range
13059 which overflows on both sides.
13060 (vrp_meet): Check for a useless range.
13061 (vrp_visit_phi_node): If we see a constant which looks like an
13062 overflow infinity, turn off the TREE_OVERFLOW flag.
13064 2007-04-24 Ian Lance Taylor <iant@google.com>
13066 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13068 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13070 PR diagnostic/25923
13071 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13072 diagnostic message is being built.
13073 * tree-pretty-print.c (dump_generic_node): Only write the
13074 formatted text into BUFFER's stream if we are not building a
13075 diagnostic message.
13076 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13078 * Makefile.in (toplev.o): Depend on tree-pass.h.
13080 2007-04-24 Ian Lance Taylor <iant@google.com>
13082 PR tree-optimization/31602
13083 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13084 conditionals in the copied loop header.
13085 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13086 warnings if TREE_NO_WARNING is set.
13087 * doc/invoke.texi (Warning Options): Clarify that
13088 -Wstrict-overflow does not warn about loops.
13090 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13092 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13093 expand on the comment about _Decimal128 arguments and check the
13094 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13095 that _Decimal128 argument uses even/odd register pair.
13096 (function_arg): Ditto.
13098 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13100 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13101 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13103 2007-04-24 Richard Guenther <rguenther@suse.de>
13104 Olga Golovanevsky <olga@il.ibm.com>
13106 * fold-const.c (multiple_of_p): Check for bottom
13109 2007-04-24 Richard Henderson <rth@redhat.com>
13111 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13112 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13113 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13114 looking for non-zero bits shifted out. Avoid a recursive call
13115 when constructing the scalar.
13116 (__floatundisf): Likewise.
13118 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13120 * dwarf2out.c (field_byte_offset): Move the existing logic
13121 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13122 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13124 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13127 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13128 length argument of 0 for memset.
13129 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13130 unsigned shift instead of the signed variant.
13132 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13134 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13135 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13136 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13137 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13138 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13139 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13140 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13141 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13142 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13143 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13144 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13145 "mul<mode>3", "div<mode>3"): Insn definitions added.
13146 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13147 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13148 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13149 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13150 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13151 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13152 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13153 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13154 TARGET_FLOAT_FORMAT): Macro definitions removed.
13155 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13156 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13157 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13158 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13159 (s390_gen_rtx_const_DI): Function removed.
13160 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13162 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13164 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13165 over an external ffs function.
13167 2007-04-24 Chao-ying Fu <fu@mips.com>
13168 Richard Sandiford <richard@nildram.co.uk>
13170 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13171 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13172 (smadd_widen_optab, umadd_widen_optab): Define.
13173 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13175 * genopinit.c (optabs): Fill in smadd_widen_optab and
13177 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13178 and umadd_widen_optab to implement multiply-add sequences.
13179 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13180 (<u>maddsidi4): ...this. Extend condition to include
13181 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13182 of operand 0 to "ka" and use the three-operand form of madd<u>
13184 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13186 * config/mips/constraints.md (ka): New register constraint.
13188 2007-04-24 Jan Hubicka <j@suse.cz>
13192 2007-04-23 Jan Hubicka <jh@suse.cz>
13193 * function.c (init_function_start): Don't init line number info.
13194 (expand_function_end): Update.
13195 (reset_block_changes, record_block_change, finalize_block_changes,
13196 check_block_change, free_block_changes): Kill.
13197 * function.h (reset_block_changes, record_block_change,
13198 finalize_block_changes, check_block_change, free_block_changes):
13200 (struct function): Remove ib_boundaries_block.
13201 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13202 Use curr_insn_locator to initialize locator.
13203 (emit_line_note): Remove.
13204 * cfgexpand.c (expand_gimple_cond_expr): Update.
13205 (construct_exit_block): Likewise.
13206 (tree_expand_cfg): Initialize/finalize locators.
13207 * expr.c (expand_expr_real): Update.
13208 * cfglayout.c (line_locators_locs, line_locators_lines,
13209 file_locators_locs, file_locators_files): Remove.
13210 (set_block_levels): Move to cfgexpand.c.
13211 (insn_locators_initialize): Remove.
13212 (pass_insn_locators_initialize): Remove.
13213 (locations_locators_locs, locations_locators_vals): New static vars.
13214 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13216 (insn_locators_alloc, insn_locators_finalize,
13217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13219 (locator_location): New.
13220 (locator_line, locator_file): Rewrite.
13221 * rtl.h (emit_line_note): Kill.
13222 (insn_locators_alloc, insn_locators_finalize,
13223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13225 * tree-inline.c (initialize_cfun): Do not initialize
13226 ib_boundaries_block.
13227 * passes.c (pass_insn_locators_initialize): Remove.
13229 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13231 * doc/invoke.texi: Removed leading '-' from option index entries.
13233 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13235 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13237 (create_phi_node): Use set_phi_nodes.
13238 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13239 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13240 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13241 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13242 (bsi_start, bsi_last): Use bb_stmt_list.
13243 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13244 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13245 Traverse the statements using tsi iterator.
13246 * basic-block.h (struct basic_block_def): Fields stmt_list
13247 and phi_nodes moved to ...
13248 (struct tree_bb_info): ... new structure.
13249 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13250 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13251 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13252 (tree_verify_flow_info): Verify that il.tree is not set for
13253 entry and exit block.
13254 (tree_split_block): Use set_bb_stmt_list.
13256 2007-04-23 Mike Stump <mrs@apple.com>
13258 * config/i386/i386.c (ix86_tune_features
13259 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13262 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13264 * config/i386/i386.md (prefix_extra): New attribute.
13265 (length): Add prefix_extra.
13267 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13268 (sse2_movntv2di): Likewise.
13269 (sse2_cvtps2dq): Likewise.
13270 (sse2_cvtpd2pi): Likewise.
13271 (sse2_cvttpd2pi): Likewise.
13272 (*sse2_cvtpd2ps): Likewise.
13273 (*add<mode>3): Likewise.
13274 (sse2_ssadd<mode>3): Likewise.
13275 (sse2_usadd<mode>3): Likewise.
13276 (*sub<mode>3): Likewise.
13277 (sse2_sssub<mode>3): Likewise.
13278 (sse2_ussub<mode>3): Likewise.
13279 (*mulv8hi3): Likewise.
13280 (*smulv8hi3_highpart): Likewise.
13281 (*umulv8hi3_highpart): Likewise.
13282 (sse2_umulv2siv2di3): Likewise.
13283 (sse2_pmaddwd): Likewise.
13284 (ashr<mode>3): Likewise.
13285 (lshr<mode>3): Likewise.
13286 (ashl<mode>3): Likewise.
13287 (sse2_ashlti3): Likewise.
13288 (sse2_lshrti3): Likewise.
13289 (*umaxv16qi3): Likewise.
13290 (*smaxv8hi3): Likewise.
13291 (*uminv16qi3): Likewise.
13292 (*sminv8hi3): Likewise.
13293 (sse2_eq<mode>3): Likewise.
13294 (sse2_gt<mode>3): Likewise.
13295 (*and<mode>3): Likewise.
13296 (sse2_nand<mode>3): Likewise.
13297 (*ior<mode>3): Likewise.
13298 (*xor<mode>3): Likewise.
13299 (sse2_packsswb): Likewise.
13300 (sse2_packssdw): Likewise.
13301 (sse2_packuswb): Likewise.
13302 (sse2_punpckhbw): Likewise.
13303 (sse2_punpcklbw): Likewise.
13304 (sse2_punpckhwd): Likewise.
13305 (sse2_punpcklwd): Likewise.
13306 (sse2_punpckhdq): Likewise.
13307 (sse2_punpckldq): Likewise.
13308 (sse2_punpckhqdq): Likewise.
13309 (sse2_punpcklqdq): Likewise.
13310 (*sse2_pinsrw): Likewise.
13311 (*sse2_pextrw): Likewise.
13312 (sse2_pshufd_1): Likewise.
13313 (sse2_uavgv16qi3): Likewise.
13314 (sse2_uavgv8hi3): Likewise.
13315 (sse2_psadbw): Likewise.
13316 (sse2_pmovmskb): Likewise.
13317 (*sse2_maskmovdqu): Likewise.
13318 (*sse2_maskmovdqu_rex64): Likewise.
13319 (sse4a_extrqi): Likewise.
13320 (sse4a_extrq): Likewise.
13321 (sse3_lddqu): Set prefix_rep.
13322 (sse3_addsubv4sf3): Likewise.
13323 (sse3_haddv4sf3): Likewise.
13324 (sse3_hsubv4sf3): Likewise.
13325 (sse_cvtss2si): Likewise.
13326 (sse_cvtss2si_2): Likewise.
13327 (sse_cvtss2siq): Likewise.
13328 (sse_cvtss2siq_2): Likewise.
13329 (sse_cvttss2si): Likewise.
13330 (sse_cvttss2siq): Likewise.
13331 (sse2_cvttps2dq): Likewise.
13332 (sse3_movshdup): Likewise.
13333 (sse3_movsldup): Likewise.
13334 (sse2_cvtsd2si): Likewise.
13335 (sse2_cvtsd2si_2): Likewise.
13336 (sse2_cvtsd2siq): Likewise.
13337 (sse2_cvtsd2siq_2): Likewise.
13338 (sse2_cvttsd2si): Likewise.
13339 (sse2_cvttsd2siq): Likewise.
13340 (*sse2_cvtpd2dq): Likewise.
13341 (*sse2_cvttpd2dq): Likewise.
13342 (sse2_pshuflw_1): Likewise.
13343 (sse2_pshufhw_1): Likewise.
13344 (sse4a_insertqi): Likewise.
13345 (sse4a_insertq): Likewise.
13346 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13347 (ssse3_phadddv4si3): Likewise.
13348 (ssse3_phaddswv8hi3): Likewise.
13349 (ssse3_phsubwv8hi3): Likewise.
13350 (ssse3_phsubdv4si3): Likewise.
13351 (ssse3_phsubswv8hi3): Likewise.
13352 (ssse3_pmaddubswv8hi3): Likewise.
13353 (ssse3_pmulhrswv8hi3): Likewise.
13354 (ssse3_pshufbv16qi3): Likewise.
13355 (ssse3_psign<mode>3): Likewise.
13356 (ssse3_palignrti): Likewise.
13357 (abs<mode>2): Likewise.
13358 (ssse3_phaddwv4hi3): Set prefix_extra.
13359 (ssse3_phadddv2si3): Likewise.
13360 (ssse3_phaddswv4hi3): Likewise.
13361 (ssse3_phsubwv4hi3): Likewise.
13362 (ssse3_phsubdv2si3): Likewise.
13363 (ssse3_phsubswv4hi3): Likewise.
13364 (ssse3_pmaddubswv4hi3): Likewise.
13365 (ssse3_pmulhrswv4hi3): Likewise.
13366 (ssse3_pshufbv8qi3): Likewise.
13367 (ssse3_psign<mode>3): Likewise.
13368 (ssse3_palignrdi): Likewise.
13369 (abs<mode>2): Likewise.
13370 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13371 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13372 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13374 2007-04-23 Nick Clifton <nickc@redhat.com>
13376 * params.def: Fix formatting of emacs local variables.
13378 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13380 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13381 move if inter-unit move isn't allowed.
13382 Don't split moving the first element of V2DI to DI to inter-unit
13383 move if inter-unit move isn't allowed.
13385 2007-04-23 Richard Guenther <rguenther@suse.de>
13387 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13388 and CDI_POST_DOMINATORS separately.
13390 2007-04-23 Nick Clifton <nickc@redhat.com>
13392 * c.opt (Wformat-contains-nul): Add warning attribute.
13394 2007-04-23 Jan Hubicka <jh@suse.cz>
13396 * function.c (init_function_start): Don't init line number info.
13397 (expand_function_end): Update.
13398 (reset_block_changes, record_block_change, finalize_block_changes,
13399 check_block_change, free_block_changes): Kill.
13400 * function.h (reset_block_changes, record_block_change,
13401 finalize_block_changes, check_block_change, free_block_changes):
13403 (struct function): Remove ib_boundaries_block.
13404 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13405 Use curr_insn_locator to initialize locator.
13406 (emit_line_note): Remove.
13407 * cfgexpand.c (expand_gimple_cond_expr): Update.
13408 (construct_exit_block): Likewise.
13409 (tree_expand_cfg): Initialize/finalize locators.
13410 * expr.c (expand_expr_real): Update.
13411 * cfglayout.c (line_locators_locs, line_locators_lines,
13412 file_locators_locs, file_locators_files): Remove.
13413 (set_block_levels): Move to cfgexpand.c.
13414 (insn_locators_initialize): Remove.
13415 (pass_insn_locators_initialize): Remove.
13416 (locations_locators_locs, locations_locators_vals): New static vars.
13417 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13419 (insn_locators_alloc, insn_locators_finalize,
13420 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13422 (locator_location): New.
13423 (locator_line, locator_file): Rewrite.
13424 * rtl.h (emit_line_note): Kill.
13425 (insn_locators_alloc, insn_locators_finalize,
13426 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13428 * tree-inline.c (initialize_cfun): Do not initialize
13429 ib_boundaries_block.
13430 * passes.c (pass_insn_locators_initialize): Remove.
13432 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13434 PR middle-end/31448
13435 * expr.c (reduce_to_bit_field_precision): Handle
13438 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13440 PR tree-optimization/24659
13441 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13442 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13443 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13444 * genopinit.c (optabs): Rename vec_pack_mod_optab
13445 to vec_pack_trunc_optab.
13446 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13447 early for scalar floating point operands for NOP_EXPR.
13448 (vectorizable_type_promotion): Ditto.
13449 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13450 vec_pack_trunc_optab.
13451 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13453 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13454 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13455 Rename from VEC_PACK_MOD_EXPR.
13456 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13457 * expr.c (expand_expr_real_1): Ditto.
13458 * tree-inline.c (estimate_num_insns_1): Ditto.
13459 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13461 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13462 (vec_unpacks_lo_v4sf): Ditto.
13463 (vec_pack_trunc_v2df): Ditto.
13464 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13465 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13466 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13468 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13470 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13472 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13473 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13474 packing of floating point operands.
13475 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13476 represent unpacking of floating point operands.
13477 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13478 [vec_unpacks_hi]: Ditto.
13479 [vec_unpacks_lo]: Ditto.
13481 2007-04-22 Jan Hubicka <jh@suse.cz>
13483 * final.c (rest_of_handle_final): Call
13484 targetm.asm_out.constructor/targetm.asm_out.destructor
13485 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13486 proper priority via decl_*_priority_insert.
13487 * c-common.c (c_expand_body): Likewise.
13489 2007-04-22 Richard Guenther <rguenther@suse.de>
13491 PR tree-optimization/29789
13492 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13493 (rewrite_reciprocal): New helper split out from
13494 determine_invariantness_stmt.
13495 (rewrite_bittest): Likewise.
13496 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13497 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13500 2007-04-22 Revital Eres <eres@il.ibm.com>
13502 * loop-unroll.c (var_to_expand): New field to support also
13503 insns of the form x = something + x.
13504 (analyze_insn_to_expand_var): Use it.
13505 (expand_var_during_unrolling): Likewise.
13507 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13509 * predict.c: Include pointer-set.h.
13510 (bb_predictions): New variable.
13511 (tree_predicted_by_p, tree_predict_edge,
13512 remove_predictions_associated_with_edge): Use bb_predictions map
13513 instead of bb->predictions.
13514 (clear_bb_predictions, assert_is_empty): New functions.
13515 (combine_predictions_for_bb): Use bb_predictions map. Call
13516 clear_bb_predictions.
13517 (tree_estimate_probability): Create and free bb_predictions map.
13518 * Makefile.in (predict.o): Add pointer-set.h dependency.
13519 * basic-block.h (struct basic_block_def): Remove predictions
13521 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13523 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13526 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13529 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13531 * timevar.c (timevar_print): Change reference of --disable-checking to
13532 --enable-checking=release. Also warn if assert checking is disabled.
13534 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13537 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13538 decl as addressable if the compound literal was marked as
13540 Mark the decl as a gimple register if it is a complex or
13541 vector decl and does not live in memory.
13543 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13545 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13546 (GENERIC_NEXT): New function macro.
13547 (PHI_CHAIN): Use phi_node's new chain variable.
13548 (tree_phi_node): Change tree_common to tree_base
13549 and add the chain field.
13550 * tree-phinodes.c (make_phi_node): Don't set
13551 TREE_TYPE on the new node.
13552 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13553 instead of checking GIMPLE_TUPLE_P in chain_next.
13554 * tree-vect-transform.c
13555 (get_initial_def_for_induction): Look at
13556 PHI_RESULT_TREE for the type of the phi node.
13557 (update_vuses_to_preheader): Use PHI_CHAIN
13558 instead of TREE_CHAIN on the phi node.
13559 * tree-ssa-structalias.c (compute_points_to_sets):
13561 (ipa_pta_execute): Likewise.
13563 2007-04-21 Richard Guenther <rguenther@suse.de>
13565 PR middle-end/31136
13566 * fold-const.c (fold_unary): Call fold_convert_const on the
13569 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13571 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13572 (store_killed_in_pat): New.
13574 2007-04-20 Richard Henderson <rth@redhat.com>
13577 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13578 TREE_LIST with a void_type_node value, not void_list_node exactly.
13580 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13582 * doc/standards.texi: Re-arrange into language-specific
13583 subsections. Add a C++ section, documenting which standards we
13586 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13588 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13589 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13591 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13593 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13594 ecrti.o and crtbegin.o.
13595 (LIB_DEFAULT_SPEC): Include -lc.
13596 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13598 2007-04-20 Richard Henderson <rth@redhat.com>
13601 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13602 argument; update all callers.
13603 (get_unaligned_offset): New.
13604 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13605 get_unaligned_address, just pass on the address directly.
13606 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13607 the subreg in the helper patterns.
13608 (unaligned_extendqidi_le): Use get_unaligned_offset.
13609 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13610 (unaligned_extendhidi_be): Likewise.
13611 (unaligned_extendhidi): Tidy.
13612 * config/alpha/alpha-protos.h: Update.
13614 2007-04-20 Richard Henderson <rth@redhat.com>
13616 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13617 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13618 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13619 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13620 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13621 (CPP_SPEC): Don't include %(cpp_subtarget).
13622 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13623 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13624 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13626 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13628 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13629 for __builtin_ia32_cmpordss.
13631 PR tree-optimization/31632
13632 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13633 and arg1 for optimizations of comparison against min/max values.
13634 Fold arg0 to arg1's type for optimizations of comparison against
13635 min+1 and max-1 values.
13637 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13639 * reload.c (combine_reloads): When trying to use a dying register,
13640 check whether it's uninitialized and don't use if so.
13642 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13644 * fold-const.c: Remove prototypes for native_encode_expr and
13645 native_interpret_expr.
13646 (native_encode_expr): Make non-static.
13647 (native_interpret_expr): Likewise.
13648 * tree.h: Add prototypes for the above.
13650 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13652 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13653 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13654 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13655 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13656 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13657 Add length attributes.
13659 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13661 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13664 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13665 __STDC_WANT_DEC_FP__.
13667 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13669 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13670 for long double compatibility.
13671 * configure: Regenerate.
13673 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13675 PR rtl-optimization/29841
13676 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13678 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13679 that may cause control flow transfer from being moved.
13681 2007-04-18 Jan Hubicka <jh@suse.cz>
13683 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13686 2007-04-18 Eric Christopher <echristo@apple.com>
13688 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13689 only. Update operands.
13690 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13691 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13692 link register to pic register.
13694 2007-04-18 Dirk Mueller <dmueller@suse.de>
13696 PR diagnostic/31227
13697 * tree-vrp.c (search_for_addr_array): New.
13698 (check_array_bounds): Suppress warning about
13699 address taken of array refs if its not de-referenced.
13701 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13703 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13704 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13706 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13707 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13708 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13710 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13712 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13714 (vect_analyze_scalar_cycles): Fix indentation.
13715 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13716 (vect_mark_relevant): Include phis in relevance analysis.
13718 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13720 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13722 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13723 output_operand_lossage().
13725 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13727 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13728 the unused code for reduction without adjust-in-epilog to simplify the
13731 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13733 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13734 (S390_TDC_NEGATIVE_ZERO): New constant.
13735 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13736 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13737 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13738 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13739 (S390_TDC_POSITIVE_INFINITY): New constant.
13740 (S390_TDC_NEGATIVE_INFINITY): New constant.
13741 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13742 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13743 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13744 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13745 (S390_TDC_INFINITY): New constant.
13746 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13747 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13748 optimization for UNSPEC_CCZ_TO_INT.
13749 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13750 ("*ccz_to_int"): New insn.
13751 ("isinf<mode>2"): New insn.
13752 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13753 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13754 (UNSPEC_CCZ_TO_INT): New constant.
13756 2007-04-18 Richard Guenther <rguenther@suse.de>
13758 PR tree-optimization/19431
13759 PR tree-optimization/21463
13760 * tree-pass.h (pass_phiprop): Declare.
13761 * passes.c (init_optimization_passes): New phiprop pass.
13762 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13763 (phivn_valid_p): New helper function.
13764 (phiprop_insert_phi): Likewise.
13765 (propagate_with_phi): Likewise.
13766 (tree_ssa_phiprop): New propagator propagating loads
13767 through phi nodes if profitable.
13769 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13771 * tree-vect-analyze.c (process_use): New function.
13772 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13773 Check phis in all bbs.
13774 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13777 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13779 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13782 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13785 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13788 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13790 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13792 (sse_vmmulv4sf3): Likewise.
13793 (sse2_vmaddv2df3): Likewise.
13794 (sse2_vmmulv2df3): Likewise.
13796 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13798 PR rtl-optimization/31360
13799 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13800 (target_reg_cost): New.
13801 (init_set_costs): Initialize target_reg_cost. Add comments
13802 regarding the rationale of the costs.
13803 (global_cost_for_size): Renamed to...
13804 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13805 of register pressure.
13806 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13807 estimate_reg_pressure_cost. Add number of ivs.
13808 (determine_set_costs): Dump target_reg_cost.
13809 * loop-invariant.c (gain_for_invariant): Use
13810 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13811 (best_gain_for_invariant, find_invariants_to_move): Remove
13813 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13814 (target_reg_cost): Declare.
13815 (global_cost_for_size): Declaration removed.
13816 (estimate_reg_pressure_cost): Declare.
13818 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13820 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13821 regnos into even/odd register pairs.
13822 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13823 TDmode similar to the other floating point modes.
13824 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13825 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13827 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13828 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13829 (movdd_hardfloat64): Use TARGET_MFPGPR.
13831 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13833 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13836 2005-01-05 Richard Henderson <rth@redhat.com>
13838 * reload1.c (do_input_reload): Restrict the optimization deleteing
13839 a previous output reload to RELOAD_FOR_INPUT.
13841 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13843 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13844 induc_vec_info_type.
13845 (vectorizable_induction): New function declaration.
13846 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13847 check if already vectorized. Find first place in BB where new stmts
13848 can be inserted. Takes only one argument.
13849 (vectorizable_induction): New function.
13850 (vect_transform_stmt): Add case for induc_vec_info_type to call
13851 vectorizable_induction.
13852 (vect_transform_loop): Consider phis for vectorization.
13853 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13855 (analyze_operations): Call vectorizable_induction when analyzing phis.
13857 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13858 (vect_mark_relevant): Include phis in relevance analysis.
13859 (vect_mark_stmts_to_be_vectorize): Likewise.
13860 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13862 2007-04-16 Lawrence Crowl <crowl@google.com>
13864 * doc/invoke.texi (Debugging Options): Add documentation for the
13865 -femit-struct-debug options -femit-struct-debug-baseonly,
13866 -femit-struct-debug-reduced, and
13867 -femit-struct-debug-detailed[=...].
13869 * c-opts.c (c_common_handle_option): Add
13870 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13871 and OPT_femit_struct_debug_detailed_.
13872 * c.opt: Add specifications for
13873 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13874 and -femit-struct-debug-detailed[=...].
13875 * opts.c (set_struct_debug_option): Parse the
13876 -femit-struct-debug-... options.
13877 * opts.c (matches_main_base, main_input_basename,
13878 main_input_baselength, base_of_path, matches_main_base): Add
13879 variables and functions to compare header base name to compilation
13881 * opts.c (should_emit_struct_debug): Add to determine to emit a
13882 structure based on the option.
13883 (dump_struct_debug) Also disabled function to debug this
13885 * opts.c (handle_options): Save the base name of the
13888 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13889 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13890 This hook indicates if a type is generic. Set it by default
13891 to "never generic".
13892 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13893 to determine if a struct type is generic or not.
13894 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13895 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13896 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13897 with live C++ hook.
13899 * flags.h (enum debug_info_usage): Add an enumeration to describe
13900 a program's use of a structure type.
13901 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13902 to indicate the program's usage of the type. Filter structs based
13903 on the -femit-struct-debug-... specification.
13904 (gen_type_die): Split into two routines, gen_type_die and
13905 gen_type_die_with_usage. gen_type_die is now a wrapper
13906 that assumes direct usage.
13907 (gen_type_die_with_usage): Replace calls to gen_type_die
13908 with gen_type_die_with_usage adding the program usage of
13909 the referenced type.
13910 (dwarf2out_imported_module_or_decl): Suppress struct debug
13911 information using should_emit_struct_debug when appropriate.
13913 2007-04-16 Ian Lance Taylor <iant@google.com>
13915 PR tree-optimization/31522
13916 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13917 (vrp_initialize): Allocate vr_phi_edge_counts.
13918 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13919 executable edge. Drop test for all constants.
13920 (vrp_finalize): Free vrp_phi_edge_counts.
13922 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13923 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13925 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13926 predecessors at head rather than tail.
13928 2007-04-16 Matthias Klose <doko@debian.org>
13930 * config/alpha/linux.h (CPP_SPEC): Define.
13931 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13933 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13935 * function.h: Remove sequence_stack extern declaration.
13937 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13939 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13941 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13944 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13946 * config/avr/avr.c (avr_arch_types): Rearranging array.
13947 (enum avr_arch): Add.
13948 (avr_mcu_types): Use avr_arch enumeration constants instead of
13950 * config/avr/avr.h (LINK_SPEC): Simplify.
13952 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13954 * config/m68k/m68k.c (m68k_libcall_value,
13955 m68k_function_value): Use macros for register names more.
13957 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13959 (M68K_REGNAME): Use A6_REG.
13960 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13962 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13964 PR middle-end/28071
13965 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13966 'pending_read_list_length' and 'pending_write_list_length'. Update
13968 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13969 to handle two length counters instead of one. Update all uses.
13970 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13971 two length counters instead of one.
13972 * sched-rgn.c (propagate_deps): Update to handle two length counters
13975 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13978 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13979 copy of source, pass it to ix86_expand_vector_set and return
13982 2007-04-16 David Ung <davidu@mips.com>
13983 Joseph Myers <joseph@codesourcery.com>
13985 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13986 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13987 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13988 Add 74K processor information.
13989 * config/mips/mips.md: Include 74k.md.
13990 (cpu): Add 74kc,74kf,74kx.
13991 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13992 * config/mips/74k.md: New.
13993 * doc/invoke.texi (MIPS Options): Document 74K support.
13995 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13997 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13998 vectorizable_* functions.
13999 * tree-vect-transform.c (vectorizable_call): Add check for
14000 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14001 (vectorizable_store): likewise.
14002 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14004 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14005 (vectorizable_type_promotion, vectorizable_load): Likewise.
14006 (vectorizable_live_operation, vectorizable_condition): Likewise.
14007 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14009 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14011 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14013 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14014 register numbers more.
14015 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14016 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14017 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14018 FUNCTION_VALUE_REGNO_P): Likewise.
14019 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14020 STATIC_CHAIN_REGNUM): Likewise.
14021 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14022 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14023 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14024 * config/m68k/m68k.md (FP_REG): New.
14026 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14028 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14031 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14033 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14034 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14037 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14039 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14042 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14045 * c-decl.c (finish_decl): Grab the type of the decl after the call
14046 to store_init_value.
14048 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14050 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14052 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14055 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14056 dominators, post dominators and cleanup cfg before returning.
14058 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14060 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14061 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14063 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14065 * config.gcc: Recognize fido.
14066 * config/m68k/m68k-devices.def (fidoa): New.
14067 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14069 (FL_FIDOA, TARGET_FIDOA): New.
14070 * config/m68k/m68k.opt (mfidoa): New.
14072 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14074 PR middle-end/31322
14075 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14076 when a personality function is used.
14078 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14080 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14082 2007-04-13 Mike Stump <mrs@apple.com>
14084 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14086 * config/darwin.opt (fapple-kext): Make C++ only.
14087 * config/darwin.c (darwin_override_options): Remove code to ensure
14088 -fapple-kext is given for C++ only.
14090 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14092 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14093 * config/mips/mips.c (override_options): Call
14094 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14096 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14098 * config/i386/i386.opt (msvr3-shlib): Removed.
14100 * doc/invoke.texi: Remove -msvr3-shlib.
14102 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14104 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14105 with "popcnt" instruction.
14107 2007-04-13 Richard Guenther <rguenther@suse.de>
14109 PR tree-optimization/21258
14110 * tree-vrp.c (compare_case_labels): New helper.
14111 (find_switch_asserts): New function.
14112 (find_assert_locations): Call it for SWITCH_EXPRs.
14114 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14116 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14117 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14118 check is now implied in X87_FLOAT_MODE_P.
14119 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14120 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14121 (fix_trunc<mode>_i386_fisttp): Ditto.
14122 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14123 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14124 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14125 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14126 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14127 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14128 (unnamed_splitters): Ditto.
14129 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14130 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14131 FIRST_SSE_REG for local functions when SSE math is enabled or
14132 for functions with sseregparm attribute.
14133 (standard_80387_constant_p): Return -1 if mode is not
14135 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14136 (ix86_expand_compare): Ditto.
14137 (ix86_expand_carry_flag_compare): Ditto.
14138 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14139 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14140 DECIMAL_FLOAT_MODE_P.
14141 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14142 of SCALAR_FLOAT_MODE_P.
14143 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14144 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14145 checks before FLOAT_MODE_P.
14146 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14147 before FLOAT_MODE_P.
14152 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14154 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14155 Charles Wilson <libtool@cwilson.fastmail.fm>
14157 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14158 (libgcc.mvars): Don't depend on them.
14159 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14160 * exec-tool.in: New.
14162 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14164 * doc/invoke.text (--help): Document --help=common.
14166 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14168 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14172 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14173 * genemit.c (main): Emit #include "integrate.h".
14174 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14175 (LOADGP_RTP): New mips_loadgp_style.
14176 * config/mips/mips.h: Include config/vxworks-dummy.h.
14177 (TARGET_RTP_PIC): New macro.
14178 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14179 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14180 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14181 for TARGET_RTP_PIC.
14182 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14183 -mvxworks-pic when using -mrtp and a PIC option.
14184 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14186 (mips_symbolic_constant_p, mips_symbolic_address_p)
14187 (mips_symbol_insns): Handle SYMBOL_HALF.
14188 (override_options): Warn about -G and -mrtp being used together.
14189 Initialize mips_lo_relocs[SYMBOL_HALF].
14190 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14191 (mips_emit_loadgp): Handle LOADGP_RTP.
14192 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14193 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14194 (tablejump): Handle function-relative case table entries if
14196 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14198 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14200 * config/mips/mips.md (load_call<mode>): Allow any general register.
14202 (sibcall_value_internal, sibcall_value_multiple_internal)
14203 (call_value_internal, call_value_split, call_value_multiple_internal)
14204 (call_value_multiple_split): Remove constraints from operand 0.
14206 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14208 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14209 rather than loadgp_noshared.
14210 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14211 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14213 * config/mips/mips.md (loadgp): Rename to...
14214 (loadgp_newabi): ...this.
14215 (loadgp_noshared): Rename to...
14216 (loadgp_absolute): ...this.
14218 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14220 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14221 false for locally-binding symbols.
14222 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14224 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14226 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14227 (SYMBOL_GOT_PAGE_OFST): ...this.
14228 (SYMBOL_GOT_GLOBAL): Rename to...
14229 (SYMBOL_GOT_DISP): ...this.
14230 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14231 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14232 * config/mips/mips.c (mips_global_symbol_p): New function.
14233 (mips_symbol_binds_local_p): Likewise.
14234 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14235 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14236 mips_global_symbol_p and mips_symbol_binds_local_p.
14237 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14238 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14239 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14240 SYMBOL_GOTOFF_DISP.
14241 (mips_ok_for_lazy_binding_p): New function.
14242 (mips_load_call_address, mips_expand_call): Use it.
14243 (mips_dangerous_for_la25_p): Likewise.
14244 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14245 (*got_disp<mode>): Use got_disp_operand instead of
14246 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14247 SYMBOL_GOTOFF_GLOBAL.
14248 (*got_page<mode>): Use got_page_ofst_operand instead of
14250 * config/mips/predicates.md (const_call_insn_operand): Use
14251 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14252 (global_got_operand): Rename to...
14253 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14255 (local_got_operand): Rename to...
14256 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14257 of SYMBOL_GOT_LOCAL.
14259 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14261 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14262 TARGET_CALL_CLOBBERED_GP.
14263 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14264 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14265 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14266 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14267 of TARGET_ABICALLS && !TARGET_NEWABI.
14268 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14269 * config/mips/mips.c (mips_load_call_address): Check
14270 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14271 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14272 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14273 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14274 TARGET_ABICALLS && TARGET_NEWABI.
14275 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14277 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14278 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14279 TARGET_ABICALLS && TARGET_NEWABI.
14280 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14281 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14282 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14283 whether indirect calls must use $25.
14284 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14286 * config/mips/mips.md (jal_macro): Check flag_pic and
14287 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14288 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14289 instead of TARGET_ABICALLS.
14290 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14291 TARGET_ABICALLS && TARGET_OLDABI.
14292 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14293 (sibcall): In the comment above the define_insn, mention
14294 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14295 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14296 instead of TARGET_ABICALLS.
14298 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14300 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14301 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14302 (MACFLAGS_MATCH_P): New macro.
14303 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14304 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14305 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14306 the other MACFLAG constants.
14307 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14308 (flag_machi): Tighten constraints. Renumber some of the operands.
14309 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14311 (flag_machi_parts_acconly): New pattern.
14312 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14314 (flag_macinit1hi): Tighten constraints.
14315 (flag_mul_macv2hi_parts_acconly): New pattern.
14317 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14318 Use a more efficient implementation.
14319 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14320 inline sequences when not optimizing for size.
14322 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14323 movhi_high2low): Delete, merge functionality into...
14324 (packv2hi): ... this pattern.
14326 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14327 * config/bfin/bfin.opt (msim): New option.
14328 (mcpu=): New option.
14329 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14330 (bfin_cpu_t): Typedef of enum bfin_cpu.
14331 (bfin_cpu_type): New declaration.
14332 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14333 -msim and -mcpu= options.
14334 (LIB_SPEC): Likewise.
14335 * config/bfin/bfin.c (bfin_cpu_type): Define.
14336 (bfin_handle_option): Handle -mcpu= option.
14337 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14338 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14339 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14341 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14343 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14344 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14345 (powerpc-wrs-vxworksae): Use ${tm_file}.
14346 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14347 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14348 * config/i386/vx-common.h: New file.
14350 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14352 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14355 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14357 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14360 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14364 * c-common.c (c_build_qualified_type): Set canonical type
14367 2007-04-12 Richard Guenther <rguenther@suse.de>
14369 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14370 lower bound and element size if lower bound is not zero
14371 or either of the ARRAY_REF operands is set.
14373 2007-04-12 Richard Guenther <rguenther@suse.de>
14375 PR tree-optimization/24689
14376 PR tree-optimization/31307
14377 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14379 * gimplify.c (canonicalize_addr_expr): To be consistent with
14380 gimplify_compound_lval only set operands two and three of
14381 ARRAY_REFs if they are not gimple_min_invariant. This makes
14382 it never at this place.
14383 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14385 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14387 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14388 null before emitting a .nsubspa directive.
14390 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14392 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14393 need_to_partition_p if there are no memory statements in the
14396 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14398 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14399 (gcd_of_steps_may_divide_p): New function.
14400 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14402 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14404 * reload.c (find_reloads_toplev, find_reloads_address,
14405 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14406 not a pointer equality test, to decide if we need to call
14407 push_reg_equiv_alt_mem.
14409 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14411 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14412 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14414 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14416 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14418 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14419 vector to be positive.
14421 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14425 * doc/invoke.texi: Document --params max-aliased-vops and
14427 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14428 debug_memory_partitions): Move to tree-flow.h
14429 * params.h (AVG_ALIASED_VOPS): Define.
14430 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14432 (mp_info_t): Likewise.
14433 (get_mem_sym_stats_for): New.
14434 (set_memory_partition): Move from tree-flow-inline.h.
14435 (mark_non_addressable): Only clear the set of symbols for the
14436 partition if it exists.
14437 (dump_memory_partitions): Move from tree-ssa-operands.c
14438 (debug_memory_partitions): Likewise.
14439 (need_to_partition_p): New.
14440 (dump_mem_ref_stats): New.
14441 (debug_mem_ref_stats): New.
14442 (dump_mem_sym_stats): New.
14443 (debug_mem_sym_stats): New.
14444 (update_mem_sym_stats_from_stmt): New.
14445 (compare_mp_info_entries): New.
14446 (mp_info_cmp): Call it.
14447 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14449 (get_mpt_for): Move from tree-ssa-operands.c.
14450 (find_partition_for): New.
14451 (create_partition_for): Remove.
14452 (estimate_vop_reduction): New.
14453 (update_reference_counts): New.
14454 (build_mp_info): New.
14455 (compute_memory_partitions): Refactor.
14456 Document new heuristic.
14457 Call build_mp_info, update_reference_counts,
14458 find_partition_for and estimate_vop_reduction.
14459 (compute_may_aliases): Populate virtual operands before
14460 calling debugging dumps.
14461 (delete_mem_sym_stats): New.
14462 (delete_mem_ref_stats): New.
14463 (init_mem_ref_stats): New.
14464 (init_alias_info): Call it.
14465 (maybe_create_global_var): Remove alias_info argument.
14466 Get number of call sites and number of pure/const call sites
14467 from gimple_mem_ref_stats().
14468 (dump_alias_info): Call dump_memory_partitions first.
14469 (dump_points_to_info_for): Show how many times a pointer has
14471 * opts.c (decode_options): For -O2 set --param
14472 max-aliased-vops to 500.
14473 For -O3 set --param max-aliased-vops to 1000 and --param
14474 avg-aliased-vops to 3.
14475 * fortran/options.c (gfc_init_options): Remove assignment to
14477 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14478 * tree-dfa.c (dump_variable): Dump memory reference
14480 Dump NO_ALIAS* settings.
14481 (referenced_var_lookup): Tidy.
14482 (mem_sym_stats): New.
14483 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14484 and ORIG are different SSA names for a memory partition.
14485 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14486 * tree-flow.h (struct mem_sym_stats_d): Define.
14487 (mem_sym_stats_t): Define.
14488 (struct mem_ref_stats_d): Define.
14489 (struct gimple_df): Add field mem_ref_stats.
14490 (enum noalias_state): Define.
14491 (struct var_ann_d): Add bitfield noalias_state.
14492 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14493 debug_mem_ref_stats, debug_memory_partitions,
14494 debug_mem_sym_stats): Declare.
14495 * tree-ssa-structalias.c (update_alias_info): Update call
14496 sites, pure/const call sites and asm sites in structure
14497 returned by gimple_mem_ref_stats.
14498 Remove local variable IS_POTENTIAL_DEREF.
14499 Increase NUM_DEREFS if the memory expression is a potential
14501 Call update_mem_sym_stats_from_stmt.
14502 If the memory references memory, call
14503 update_mem_sym_stats_from_stmt for all the direct memory
14504 symbol references found.
14505 (intra_create_variable_infos): Set noalias_state field for
14506 pointer arguments according to the value of
14507 flag_argument_noalias.
14508 * tree-ssa-structalias.h (struct alias_info): Remove fields
14509 num_calls_found and num_pure_const_calls_found.
14510 (update_mem_sym_stats_from_stmt): Declare.
14511 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14512 Set default value to 100.
14513 (PARAM_AVG_ALIASED_VOPS): Define.
14515 2007-04-11 Richard Guenther <rguenther@suse.de>
14517 PR middle-end/31530
14518 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14519 a * -b + c as c - a * b if we honor sign dependent rounding.
14521 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14523 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14524 bfin_expand_strmov.
14525 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14526 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14528 (initialize_trampoline): Don't use old-style function definition.
14529 (bfin_secondary_reload): Mark IN_P argument as unused.
14531 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14533 PR tree-optimization/31343
14534 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14535 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14536 * testsuite/gcc.dg/vect/pr31343.c: New.
14538 2007-04-10 Eric Christopher <echristo@apple.com>
14540 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14541 * config/i386/i386.md (*cmpfp0): Use.
14542 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14543 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14544 (fix_trunc<mode>_i386_fisttp): Ditto.
14545 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14546 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14547 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14548 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14549 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14550 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14551 (unnamed_splitters): Ditto.
14552 * config/i386/i386.c (output_fix_trunc): Assert that
14553 we're not being passed a TFmode operand.
14555 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14557 PR tree-optimization/31526
14558 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14559 n_basic_blocks to find newly added blocks.
14561 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14563 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14565 (fix_trunc<mode>si_sse): Ditto.
14566 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14567 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14568 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14569 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14570 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14571 expander using SSEMODEF mode macro.
14572 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14573 expander using SSEMODEF mode macro.
14574 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14575 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14576 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14577 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14578 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14579 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14580 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14581 Macroize insn using X87MODEF mode macro.
14583 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14585 * config/i386/sse.md (sse2_pinsrw): Removed.
14586 (sse2_pextrw): Renamed to ...
14587 (*sse2_pextrw): This.
14589 2007-04-09 Jan Hubicka <jh@suse.cz>
14592 * config/i386/sse.md
14593 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14594 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14595 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14596 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14598 2007-04-09 Jan Hubicka <jh@suse.cz>
14600 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14601 multiple fields of union.
14603 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14605 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14606 (create_preheaders): Check that loops are available.
14607 (fix_loop_structure): Clean up, improve comments.
14608 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14609 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14611 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14612 * predict.c (tree_estimate_probability): Do not call
14613 calculate_dominance_info. Call create_preheaders.
14614 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14615 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14617 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14618 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14619 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14620 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14623 2007-04-08 Jan Hubicka <jh@suse.cz>
14625 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14626 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14627 * fold-const.c (fold_unary): Use it.
14629 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14631 * varasm.c (assemble_variable): Remove call to
14632 lang_hooks.decls.prepare_assemble_variable.
14633 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14634 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14635 * langhooks.h (lang_hooks_for_decls): Remove
14636 prepare_assemble_variable.
14638 2007-04-08 Mike Stump <mrs@apple.com>
14640 * config/i386/i386.c: Use inc/dec on Core2.
14642 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14644 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14645 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14646 lhd_tree_inlining_end_inlining): Remove.
14647 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14648 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14649 end_inlining hooks.
14650 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14651 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14652 lhd_tree_inlining_end_inlining): Remove prototypes.
14653 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14654 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14655 LANG_HOOKS_TREE_INLINING_START_INLINING,
14656 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14658 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14661 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14664 * config/avr/predicates.md (io_address_operand): Delete predicate.
14665 (low_io_address_operand): Don't use 'mode' argument.
14666 (higth_io_address_operand): Rename ...
14667 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14668 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14671 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14673 Revert change removing staticp.
14675 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14678 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14681 2007-04-07 Bruce Korb <bkorb@gnu.org>
14683 * c.opt: Add -Wformat-contains-nul.
14684 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14686 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14687 the NUL byte warning.
14689 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14691 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14693 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14695 * tree.c (staticp): No longer use staticp langhook.
14696 * langhooks.c (lhd_staticp): Removed.
14697 * langhooks.h (struct lang_hooks): Remove staticp.
14698 * c-common.c (c_staticp): Remove.
14699 * c-common.h (c_staticp): Ditto.
14700 * langhooks-defs.h (lhd_staticp): Ditto.
14701 (LHD_HOOKS_STATICP): Ditto
14702 * tree.h (gcc_assert_lowered): New macro.
14704 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14706 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14707 argument "reliable".
14708 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14709 Add argument "reliable". Propagate it through calls.
14710 (infer_loop_bounds_from_undefined): Derive number of iterations
14711 estimates from references in blocks that do not dominate loop latch.
14712 (gcov_type_to_double_int): New function.
14713 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14714 and expected_loop_iterations_unbounded.
14715 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14716 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14717 * tree-data-ref.c (estimated_loop_iterations): Export.
14718 (get_references_in_stmt): Fix -- do not return addresses of local
14720 * cfgloop.h (expected_loop_iterations_unbounded,
14721 estimated_loop_iterations): Declare.
14723 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14725 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14727 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14729 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14730 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14731 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14732 Use output_387_reg_move().
14733 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14734 expander using X87MODEF12 mode macro.
14735 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14736 choosing register preferences. Use output_387_reg_move().
14737 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14738 instead of "x". Use output_387_reg_move().
14739 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14740 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14741 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14742 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14743 Use output_387_reg_move().
14744 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14746 (*truncxf?f_i387 splitter): Ditto.
14748 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14750 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14751 LANG_HOOKS_SAFE_FROM_P.
14752 * expr.c (safe_from_p): Remove langhook call.
14753 * langhooks.h (lang_hooks): Remove safe_from_p.
14754 (lhd_safe_from_p): Remove prototype.
14755 * langhooks.c (lhd_safe_from_p): Remove.
14757 2007-04-06 Jan Hubicka <jh@suse.cz>
14759 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14762 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14764 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14765 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14766 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14767 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14769 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14770 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14772 2007-04-05 Richard Henderson <rth@redhat.com>
14774 * config/alpha/alpha.c (print_operand) [+]: Remove.
14775 (alpha_end_function): Print nop if call at end of function.
14776 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14777 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14778 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14779 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14780 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14781 the call pattern. Update peepholes to match.
14783 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14785 * doc/extend.texi (Other Builtins): Add decimal float variants
14787 * builtins.def: Ditto.
14788 * builtins.c (expand_builtin): Ditto.
14790 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14791 H.J. Lu <hongjiu.lu@intel.com>
14794 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14795 of V8HImode when calling ix86_binary_operator_ok.
14796 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14797 (sdot_prodv8hi): Operands 1 and 2 must be register.
14799 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14801 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14802 initialize align to silence bogus warning.
14804 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14806 PR middle-end/22156
14807 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14809 (struct sra_walk_fns): Remove use_all parameter from use.
14810 (sra_hash_tree): Handle BIT_FIELD_REFs.
14811 (sra_elt_hash): Don't hash bitfld blocks.
14812 (sra_elt_eq): Skip them in parent compares as well. Handle
14814 (sra_walk_expr): Don't maintain or pass down use_all_p.
14815 (scan_use): Remove use_all parameter.
14816 (scalarize_use): Likewise. Re-expand assignment to
14817 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14818 output, and re-scalarize after output. Don't mark anything
14820 (scalarize_ldst): Adjust.
14821 (scalarize_walk_gimple_modify_statement): Likewise.
14822 (build_element_name_1): Handle BIT_FIELD_REFs.
14823 (instantiate_element): Don't warn for any element whose parent
14824 is used as a whole.
14825 (instantiate_missing_elements_1): Return the sra_elt.
14826 (canon_type_for_field): New.
14827 (try_instantiate_multiple_fields): New.
14828 (instantiate_missing_elemnts): Use them.
14829 (mark_no_warning): Removed.
14830 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14831 (REPLDUP, sra_build_elt_assignment): New.
14832 (generate_copy_inout): Use them.
14833 (generate_element_copy): Likewise. Handle bitfld differences.
14834 (generate_element_zero): Don't recurse for blocks. Use
14835 sra_build_elt_assignment.
14836 (generate_one_element_int): Take elt instead of var. Use
14837 sra_build_elt_assignment.
14838 (generate_element_init_1): Adjust.
14839 (scalarize_use, scalarize_copy): Use REPLDUP.
14840 (scalarize_ldst): Move assert before dereference.
14841 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14843 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14845 * regmove.c: Fix unused variable warnings due to previous commit.
14847 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14849 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14850 (regmove_bb_head): Remove.
14851 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14852 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14853 problems with fixup_match_1.
14854 Don't initialize/free regmove_bb_head.
14856 (reg_is_remote_constant_p): If an insn is in the same basic block
14857 but not before INSN, consider it remote, too.
14859 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14862 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14863 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14865 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14867 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14868 (CONDITIONAL_REGISTER_USAGE): Likewise.
14870 2007-04-04 Richard Henderson <rth@redhat.com>
14872 * config/alpha/lib1funcs.asm: Remove unused file.
14874 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14877 * opts.c (print_specific_help): Fix --help=<language>
14879 (common_handle_option): Support --help=common.
14881 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14884 * gcc.c (main): Do not run the linker if
14885 print_subprocess_help indicates that it shouldn't be
14888 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14891 * doc/invoke.texi (--help=): Document <languages> value, fix
14892 formatting in tables of values.
14894 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14896 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14897 dllimport attribute of virtual methods.
14899 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14901 * config/score/crti.asm: Change _bss_start to __bss_start.
14902 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14903 (OUTGOING_REG_PARM_STACK_SPACE) update.
14904 * config/score/score.opt: add options to make backend support
14905 score5, score5u, score7 and score7d.
14906 * config/score/score.md: Likewise.
14907 * config/score/misc.md: Likewise.
14908 * config/score/mac.md: Likewise.
14909 * doc/invoke.texi: Likewise.
14910 * doc/md.texi: update constraints define.
14912 2007-04-03 Richard Henderson <rth@redhat.com>
14914 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14915 an appropriate type, use the mode instead.
14917 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14919 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14920 Set the default --with-arch setting to mips2.
14921 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14922 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14923 (MULTILIB_OSDIRNAMES): Delete.
14924 (MULTILIB_DIRNAMES): Define.
14925 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14926 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14927 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14928 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14929 VXWORKS_OS_CPP_BUILTINS.
14930 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14931 (MIPS_DEBUGGING_INFO): Undefine.
14932 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14934 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14936 PR middle-end/30704
14937 * fold-const.c (native_encode_real): Encode real.c provided longs
14938 as a series of 32-bit native integers.
14939 (native_interpret_real): Interpret buffer as a series of 32-bit
14942 2007-04-03 Richard Guenther <rguenther@suse.de>
14944 * genpreds.c (write_insn_constraint_len): Write function
14945 optimized for CONSTRAINT_LEN implementation.
14946 (write_tm_preds_h): Output insn_constraint_len inline and
14947 use it for CONSTRAINT_LEN.
14948 (write_insn_preds_c): Don't output insn_constraint_len.
14949 * doc/md.texi (define_register_constraint): Document multi-letter
14950 constraints shall have the same length if they start with the same
14953 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.md (isinf<mode>2): Expand only when
14957 TARGET_C99_FUNCTIONS is set.
14959 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14961 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14962 (x86_64-*-linux*): Ditto.
14963 * config/i386/i386.opt (mpc): New option.
14964 * config/i386/i386.c (overrride_options): Handle
14965 ix87_precision_string.
14966 * config/i386/crtprec.c: New file.
14967 * config/i386/t-crtpc: Ditto.
14968 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14969 and -mpc80 options.
14970 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14971 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14972 crtprec32.o, crtprec64.o and crtprec80.o.
14974 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14975 and -mpc80 options.
14976 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14978 2007-04-02 Eric Christopher <echristo@apple.com>
14980 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14981 limitations on darwin.
14983 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14986 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14988 2007-04-02 Dave Korn <dave.korn@artimi.com>
14990 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14992 2007-04-02 Dave Korn <dave.korn@artimi.com>
14994 * libgcc2.h (exception_descriptor): Don't forward-declare.
14995 (__get_eh_table_language, __get_eh_table_version): Delete
14996 prototypes of long-dead functions.
14998 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15000 * ebitmap.h: New file
15001 * ebitmap.c: New file
15002 * Makefile.in (ebitmap.o): New target.
15004 2007-04-01 Jan Hubicka <jh@suse.cz>
15006 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15007 before very first instruction.
15009 2007-04-01 Jan Hubicka <jh@suse.cz>
15011 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15012 waring on 64bit hosts.
15013 * bitmap.h: Fix typo in bitmap_head_def.
15015 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15017 PR rtl-optimization/31391
15018 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15019 into a DELETED_LABEL note, and the label is in an empty basic
15020 block, update BB_END as well as BB_HEAD.
15022 2007-04-01 Richard Henderson <rth@redhat.com>
15024 PR tree-optimization/31169
15025 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15026 to varying if the range is outside [0, prec-1].
15028 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15031 * config/mips/mips.md (load_const_gp): New insn.
15032 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15033 the MIPS16 GP pseudo register if no_new_pseudos.
15034 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15036 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15039 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15041 (call_value): Likewise.
15043 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15044 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15047 * doc/invoke.texi: (optimization options): Reword description
15048 of -ffast-math. Document its primary purpose.
15050 2007-03-31 Richard Guenther <rguenther@suse.de>
15052 * omp-low.c (splay-tree.h): Include.
15053 (lookup_decl): Replace splay-tree usage by pointer-map.
15054 (maybe_lookup_decl): Likewise.
15055 (new_omp_context): Likewise.
15056 (delete_omp_context): Likewise.
15057 * gimplify.c (splay-tree.h): Include.
15058 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15060 (remap_ssa_name): Likewise.
15061 (remap_decl): Likewise.
15062 (remap_type_1): Likewise.
15063 (remap_type): Likewise.
15064 (copy_body_r): Likewise.
15065 (expand_call_inline): Likewise.
15066 (clone_body): Likewise.
15067 (copy_tree_r): Likewise.
15068 (remap_save_expr): Likewise.
15069 (unsave_r): Likewise.
15070 (unsave_expr_now): Likewise.
15071 (tree_function_versioning): Likewise.
15072 (build_duplicate_type): Likewise.
15073 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15074 (struct copy_body_data): Replace splay-tree by pointer-map.
15075 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15076 not $(SPLAY_TREE_H).
15077 (gimplify.o): Depend on $(SPLAY_TREE_H).
15078 (omp-low.p): Likewise.
15080 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15082 * config/avr/predicates.md (even_register_operand,
15083 odd_register_operand): New predicates.
15084 * config/avr/avr.md (movw peephole2): New.
15085 (movw_r peephole2): New.
15087 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15089 * tree.h (get_signed_or_unsigned_type): New.
15090 * fold-const.c (operand_equal_for_comparison_p): Use
15091 get_signed_or_unsigned_type instead of
15092 lang_hooks.types.signed_or_unsigned_type.
15093 * expr.c (store_expr): Ditto.
15094 * langhooks.c (get_signed_or_unsigned_type): New.
15095 (lhd_signed_or_unsigned_type): New.
15096 * langhooks.h (lhd_signed_or_unsigned_type): New.
15097 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15099 2007-03-30 Richard Henderson <rth@redhat.com>
15101 * tree-ssa-loop-ivopts.c: Include target.h.
15102 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15103 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15104 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15105 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15107 2007-03-30 Richard Henderson <rth@redhat.com>
15108 Kai Tietz <kai.tietz@onevision.com>
15110 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15111 default for 64-bit.
15112 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15113 (TARGET_64BIT_MS_ABI): New.
15114 (DBX_REGISTER_NUMBER): Handle 64-bit.
15115 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15116 (LONG_TYPE_SIZE): Force to 32.
15117 (REG_PARM_STACK_SPACE): New.
15118 (OUTGOING_REG_PARM_STACK_SPACE): New.
15119 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15120 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15121 (STACK_BOUNDARY): Use 128 for 64-bit.
15122 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15123 Add 64-bit implementation.
15124 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15126 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15127 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15128 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15129 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15130 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15131 TARGET_64BIT_MS_ABI.
15132 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15133 (ix86_pass_by_reference): Likewise.
15134 (ix86_function_value_regno_p): Likewise.
15135 (ix86_build_builtin_va_list): Likewise.
15136 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15137 (function_arg_advance_ms_64): New.
15138 (function_arg_advance): Call it.
15139 (function_arg_ms_64): New.
15140 (function_arg): Call it.
15141 (function_value_ms_64): New.
15142 (ix86_function_value_1): Call it.
15143 (return_in_memory_ms_64): New.
15144 (ix86_return_in_memory): Call it.
15145 (setup_incoming_varargs_ms_64): New.
15146 (ix86_setup_incoming_varargs): Call it.
15147 (ix86_expand_prologue): Handle 64-bit stack probing.
15148 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15149 (output_pic_addr_const): Likewise.
15150 (x86_this_parameter): Likewise.
15151 (x86_output_mi_thunk): Likewise.
15152 (x86_function_profiler): Likewise.
15153 (TARGET_STRICT_ARGUMENT_NAMING): New.
15154 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15155 (TARGET_64BIT_MS_ABI): New.
15156 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15157 * config/i386/i386.md (allocate_stack_worker): Remove.
15158 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15159 describe the clobber of eax without a match_scratch.
15160 (allocate_stack_worker_postreload): Remove.
15161 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15162 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15163 (allocate_stack_worker_rex64_postreload): Remove.
15164 (allocate_stack): Handle 64-bit.
15165 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15166 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15167 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15168 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15169 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15170 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15171 * config.build (x86_64-*-mingw*): New host.
15172 * config.host (x86_64-*-mingw*): New host.
15173 * config.gcc (x86_64-*-mingw*): New target.
15174 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15176 2007-03-30 Richard Henderson <rth@redhat.com>
15177 Kai Tietz <kai.tietz@onevision.com>
15179 * c-pragma.c (struct def_pragma_macro_value): New.
15180 (struct def_pragma_macro): New.
15181 (pushed_macro_table): New.
15182 (dpm_hash, dpm_eq): New.
15183 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15184 (init_pragma): Install them.
15185 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15187 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15189 * config/avr/avr.c (avr_override_options): Clear
15190 'flag_delete_null_pointer_checks'.
15192 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15195 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15196 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15197 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15198 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15199 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15200 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15201 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15203 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15205 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15207 * regmove.c: Move all of pass_stack_adjustments from here...
15208 * combine-stack-adj.c: ...to this new file.
15209 * Makefile.in: Add rules for combine-stack-adj.o.
15211 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15213 PR tree-optimization/31383
15214 * tree-data-ref.c (affine_function_equal_p): Do not require the
15215 vectors to have the same length.
15217 2007-03-30 Jan Hubicka <jh@suse.cz>
15219 PR middle-end/30700
15220 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15221 availablility; add more sanity checking; ask varpool only about
15224 2007-03-29 Richard Henderson <rth@redhat.com>
15226 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15227 to decide, but __SIZEOF_LONG_LONG__.
15229 2007-03-29 Richard Henderson <rth@redhat.com>
15231 * emutls.c (struct __emutls_array): New.
15232 (emutls_destroy): Use it instead of casting element 0 from void*.
15233 (__emutls_get_address): Likewise.
15235 2007-03-29 Richard Henderson <rth@redhat.com>
15237 * varasm.c (initializer_constant_valid_p): Don't deny
15238 DECL_DLLIMPORT_P on functions.
15240 * config/i386/cygming.h: Remove function declarations.
15241 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15242 (ASM_OUTPUT_LABELREF): Remove.
15243 (COMMON_ASM_OP): Remove.
15244 (ASM_OUTPUT_COMMON): Remove.
15245 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15246 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15247 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15248 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15249 Rename from TARGET_ENCODE_SECTION_INFO.
15250 * config/i386/netware.h: Likewise.
15251 * config/i386/i386-protos.h: Update.
15252 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15253 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15254 (legitimate_constant_p): Reject dllimports.
15255 (dllimport_map, get_dllimport_decl): New.
15256 (legitimize_dllimport_symbol): New.
15257 (legitimize_address, ix86_expand_move): Use it.
15258 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15259 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15260 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15261 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15262 * config/i386/predicates.md (constant_call_address_operand): Only
15263 accept symbols; reject dllimport_p symbols.
15264 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15265 i386_pe_maybe_record_exported_symbol.
15266 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15267 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15268 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15269 trust the setting of DECL_DLLIMPORT_P.
15270 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15271 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15272 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15273 tidy the argument scanning loop.
15274 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15275 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15276 (i386_pe_strip_name_encoding): Remove.
15277 (i386_pe_binds_local_p): New.
15278 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15279 (i386_pe_output_labelref): Remove.
15280 (i386_pe_asm_output_aligned_decl_common): New.
15281 (i386_pe_maybe_record_exported_symbol): Rename from
15282 i386_pe_record_exported_symbol; check for dllexported symbols.
15284 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15286 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15287 add comment explaining why vsnprintf cannot be used.
15289 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15291 PR tree-optimization/30666
15292 * tree.c (build_complex_type): When creating type names for DWARF2
15293 debug info, create TYPE_DECLs for TYPE_NAME instead of
15295 (build_common_tree_nodes_2): Use build_complex_type when building
15296 predefined complex types, to preserve canonical types.
15298 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15300 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15301 (noce_get_alt_condition): Look at it to determine whether to
15302 reverse the condition or not.
15303 (noce_get_condition): Substitute the truth for lies.
15304 (noce_find_if_block): Set the then_else_reversed field.
15306 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15308 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15309 destination of this insn.
15310 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15311 than calling gen_rtx_SET directly. Use r0 to hold the value of
15312 'address + 4' rather than a stack based temporary which can be
15313 mis-optimized away.
15315 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15317 * config/s390/s390.c (s390_secondary_input_reload_class,
15318 s390_secondary_output_reload_class): Functions removed.
15319 (s390_secondary_reload): New function.
15320 (TARGET_SECONDARY_RELOAD): Target macro defined.
15321 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15322 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15323 * config/s390/s390.md ("reload_outti", "reload_outdi",
15324 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15325 "reload_out<mode>"): Expanders removed.
15326 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15327 "reload<mode>_nonoffmem_out"): Expanders added.
15329 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15331 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15332 action if SRC->DEST replacement failed anyway.
15334 2007-03-28 Mike Stump <mrs@apple.com>
15336 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15337 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15338 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15340 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15342 * config.gcc: Accept barcelona as a variant of amdfam10.
15343 * config/i386/i386.c (override_options): Likewise.
15344 * doc/invoke.texi: Likewise.
15346 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15348 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15349 offsets for BIT_FIELD_REF and COMPONENT_REF.
15351 2007-03-28 Richard Guenther <rguenther@suse.de>
15353 * tree.c (is_global_var): Move ...
15354 * tree-flow-inline.h (is_global_var): ... here.
15355 * tree.h (is_global_var): Remove declaration.
15357 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15359 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15361 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15362 * config/i386/i386.c (ix86_tune_features): Initialize new
15364 * config/i386/predicates.md (promotable_binary_operator): Use
15365 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15367 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15370 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15372 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15374 * config/fr30/fr30.md (movsi_internal): Change destination
15375 constraint from m to V and add m to the end.
15377 2007-03-28 Christian Bruel <christian.bruel@st.com>
15379 * config/sh/sh.md (movsi_i): Fix type attribute.
15381 2007-03-28 Christian Bruel <christian.bruel@st.com>
15383 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15384 (movsf_ie): Likewise.
15386 2007-03-28 Christian Bruel <christian.bruel@st.com>
15388 * config.gcc: Add sh4-300 to multilib.
15389 * config/sh/t-mlib-sh4-300: New file.
15391 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15393 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15394 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15395 fix_trunc<mode>di2.
15396 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15397 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15398 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15399 "fixuns_trunctddi2"): Whitespace fix.
15401 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15403 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15404 the definition of struct sh_args.
15405 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15406 CALL_COOKIE_INT_REG_GET): Likewise.
15408 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15410 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15411 transformations are applied successfully.
15413 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15415 * tree.c (tree_contains_struct): Permit 512 tree codes.
15416 * tree.h (tree_contains_struct): Ditto.
15417 (MAX_TREE_CODES): Ditto.
15418 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15419 SPARE member to store remaining padding bits.
15421 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15423 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15426 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15428 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15429 * configure: Regenerate.
15431 * configure: Regenerate using the correct version of autoconf.
15433 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15435 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15437 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15438 regs to "__SP_L__" and "__SP_H__".
15440 2007-03-27 Richard Guenther <rguenther@suse.de>
15442 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15443 computations with it with a HOST_WIDE_INT variable.
15445 2007-03-26 Mike Stump <mrs@apple.com>
15447 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15448 objective-c-header, objective-c++-header and objc++-cpp-output
15450 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15452 2007-03-26 Richard Henderson <rth@redhat.com>
15455 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15456 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15457 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15458 IX86_BUILTIN_PSRLQ128): New.
15459 (ix86_init_mmx_sse_builtins): Add them.
15460 (ix86_expand_builtin): Expand them.
15461 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15462 operand 2 be TImode.
15463 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15464 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15465 _mm_srli_epi64): Mark __B const.
15466 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15467 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15468 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15469 new two-vector shift builtins.
15471 2007-03-26 Ian Lance Taylor <iant@google.com>
15473 PR tree-optimization/31345
15474 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15475 [+INF, +INF(OVF)] into VARYING.
15477 2007-03-26 Zack Weinberg <zackw@panix.com>
15479 * gengtype-parse.c: New file.
15480 * gengtype-yacc.y: Delete.
15481 * gengtype-lex.l: Don't include gengtype-yacc.h.
15482 Define YY_DECL and yyterminate appropriately for recursive
15483 descent parser. yylval is now a string out-parameter to yylex.
15484 (HWS, EOID): New shorthand.
15485 (IWORD): Add a couple more types.
15486 (yylex): Add a setup stanza. Remove the complex rules for
15487 detecting GTY'ed types and typedefs; replace with simple
15488 keyword detectors. Adjust everything for the changed
15489 definition of yylval. Ignore all pp-directives, not just #define.
15491 (parse_file): Rename yybegin; do not call yyparse.
15493 * gengtype.c (xasprintf): Export again.
15494 (this_file): New. Use everywhere __FILE__ was being used.
15495 (get_lang_bitmap): Special case types defined in gengtype.c.
15496 (do_typedef, new_structure): Suppress definition of certain types.
15497 (new_structure): Improve diagnostics of duplicate definitions.
15498 Make sure location_s is associated with input.h.
15499 (nreverse_pairs, define_location_structures): New functions.
15500 (main): Improve tagging of kludge types. Remove old kludges
15501 for input.h types; use define_location_structures.
15502 * gengtype.h: Update prototypes. Define token codes here.
15503 * Makefile.in: Remove all references to gengtype-yacc.
15504 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15506 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15507 add GTY((skip)) to the field that's only conditionally there.
15508 * doc/install.texi: Document that Bison is no longer required
15509 unless building treelang.
15511 * gengtype.c: Don't include gtyp-gen.h.
15512 (srcdir): Declare here.
15513 (base_files, lang_dir_names): Allocate dynamically.
15514 (gt_files, num_gt_files, num_lang_dirs): New globals.
15515 (measure_input_list, read_input_line, read_input_list)
15516 (set_lang_bitmap): New functions.
15517 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15518 simplify, relying on read_input_list to set up the bitmaps.
15519 (main): Arguments are no longer unused. Check for correct number
15520 of command line arguments, set srcdir and srcdir_len, then call
15521 read_input_list, before doing anything else. No need to worry
15522 about duplicates in main loop.
15523 * configure.ac: Simplify the calculation of all_gtfiles.
15524 Put language tags in there. Don't set or substitute
15525 all_gtfiles_files_langs or all_gtfiles_files_frags.
15526 * Makefile.in: Revamp the way gengtype is invoked, now that it
15527 takes a file on its command line with a much simpler format.
15528 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15529 (GTFILES): Remove duplicates and C source files.
15530 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15531 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15532 * configure: Regenerate.
15534 * gengtype.h: Remove all type definitions to gengtype.c; leave
15535 only definitions of options_p, type_p, and pair_p as opaque
15536 pointers. Update prototypes.
15537 * gengtype.c: Many type definitions moved here from gengtype.h.
15538 Consolidate type definitions at the top of the file.
15539 (xvasprintf): Delete.
15540 (xasprintf): Make static.
15541 (create_nested_pointer_option): Add 'next' parameter.
15542 (create_field_all, create_field_at): New functions.
15543 (create_field): Now a thin wrapper around create_field_all.
15544 (create_optional_field): Rename create_optional_field_ and add
15545 line argument. Original name is now a macro which supplies
15547 (oprintf): Use vsnprintf directly.
15548 (close_output_files): Use fatal rather than perror/exit.
15549 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15550 (main): Set progname. Don't use exit.
15551 * gengtype-yacc.y (struct_fields): Use create_field_at.
15552 (option, optionseqopt): Delete.
15553 (optionseq): Consolidate productions from option here so we
15554 can use the first argument to create_option.
15556 * gengtype-lex.l: Distinguish unions from structures in the
15557 token type. Don't call find_structure; return the tag as a string.
15558 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15559 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15560 string. Reorganize typedef_struct production accordingly.
15561 Use create_nested_ptr_option.
15562 * gengtype.c (create_nested_ptr_option): New function.
15563 * gengtype.h: Declare it.
15565 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15566 (string_type): Don't declare.
15567 (do_scalar_typedef): Declare.
15568 (create_scalar_type): Update prototype.
15569 * gengtype.c (string_type): Make static.
15570 (scalar_nonchar, scalar_char): New.
15571 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15572 (resolve_typedef): Use scalar_nonchar for error recovery.
15573 (create_scalar_type): Remove name_len field. Return scalar_char
15574 or scalar_nonchar as appropriate.
15575 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15576 to use string_type.
15577 (throughout): Use scalar_nonchar instead of calling
15578 create_scalar_type, whenever possible.
15579 (main): Initialize scalar_char and scalar_nonchar before calling
15581 * gengtype-lex.l: Adjust for removal of second argument to
15582 create_scalar_type. Use yylval.s instead of yylval.t when
15584 * gengtype-yacc.y: Type of SCALAR is string. Call
15585 create_scalar_type from type:SCALAR rule. Adjust for removal of
15586 second argument to create_scalar_type.
15588 * vec.h: Remove all #if IN_GENGTYPE blocks.
15589 Add comment saying that changes may require adjustments to gengtype.
15590 * gengtype.c: Don't include coretypes.h or tm.h.
15591 Add comment to inclusion of errors.h.
15592 (note_def_vec, note_def_vec_alloc): New functions.
15593 * gengtype.h: Declare new functions.
15594 * gengtype-lex.l: Don't include coretypes.h.
15595 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15597 (update_lineno): Remove unnecessary prototype.
15598 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15599 (VEC rule): Just return VEC_TOKEN.
15600 * gengtype-yacc.y (VEC_TOKEN): New token type.
15601 (type): Add a production for VEC(a,b).
15602 * Makefile.in: Update dependencies.
15604 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15605 typedefs that use the old PARAMS macro.
15607 * gengtype-lex.l: Remove all rules and states relating to yacc
15609 * gengtype-yacc.y: Similarly.
15610 * gengtype.c (note_yacc_type): Delete function.
15611 * gengtype.h: Update prototypes.
15613 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15615 * tree-pretty-print.c (dump_generic_node): Report precision of
15616 unnamed integer types.
15618 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15620 * ifcvt.c (noce_try_store_flag_constants): Don't check
15621 no_new_pseudos here.
15622 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15623 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15624 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15625 noce_try_sign_mask): Likewise.
15626 (if_convert): Check no_new_pseudos here.
15628 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15630 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15631 (noce_get_condition): Handle new then_else_reversed argument.
15632 (noce_init_if_info): Remove, fold into noce_find_if_block.
15633 (noce_process_if_block): Take a struct noce_if_info as the
15634 argument. Don't set up one based on ce_if_info. Update pointer
15635 references accordingly.
15636 (cond_move_process_if_block): Likewise.
15637 (process_if_block): Removed.
15638 (find_if_block): Removed. Move functionality two new functions,
15639 noce_find_if_block and cond_exec_find_if_block.
15640 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15641 blocks and the symmetric IF-ELSE-JOIN case.
15642 (cond_exec_find_if_block): Also new function mostly based on old
15643 find_if_block and process_if_block.
15644 (find_if_header): Replace find_if_block call with separately
15645 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15646 (find_cond_trap): Update noce_get_condition call.
15647 (dead_or_predicable): Likewise.
15649 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15651 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15653 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15654 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15655 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15656 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15657 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15658 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15659 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15660 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15661 __builtin_ia32_psrad128 builtins.
15663 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15665 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15666 * config/i386/constraints.md
15667 (define_constraint "I"): Use IN_RANGE macro.
15668 (define_constraint "J"): Ditto.
15669 (define_constraint "K"): Ditto.
15670 (define_constraint "M"): Ditto.
15671 (define_constraint "N"): Ditto.
15672 (define_constraint "O"): Ditto.
15673 * config/i386/predicates.md
15674 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15675 (define_predicate "const_0_to_3_operand"): Ditto.
15676 (define_predicate "const_0_to_7_operand"): Ditto.
15677 (define_predicate "const_0_to_15_operand"): Ditto.
15678 (define_predicate "const_0_to_63_operand"): Ditto.
15679 (define_predicate "const_0_to_255_operand"): Ditto.
15680 (define_predicate "const_1_to_31_operand"): Ditto.
15681 (define_predicate "const_2_to_3_operand"): Ditto.
15682 (define_predicate "const_4_to_7_operand"): Ditto.
15684 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15686 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15687 in SImode for save_world.
15688 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15691 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15693 PR tree-optimization/30784
15694 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15697 2007-03-25 Revital Eres <eres@il.ibm.com>
15699 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15700 Fold movement_possibility function into it.
15702 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15704 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15705 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15706 (call_indirect_nonlocal_darwin64): Same.
15707 (call_nonlocal_darwin64): Same.
15708 (call_value_indirect_nonlocal_darwin64): Same.
15709 (call_value_nonlocal_darwin64): Same.
15710 (sibcall_nonlocal_darwin64): Same.
15711 (sibcall_value_nonlocal_darwin64): Same.
15712 (sibcall_symbolic_64): Same.
15713 (sibcall_value_symbolic_64): Same.
15714 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15716 (rs6000_emit_load_toc_table): Same.
15717 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15718 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15720 (divss_call): Same.
15721 (divus_call): Same.
15722 (quoss_call): Same.
15723 (quous_call): Same.
15724 (load_toc_v4_pic_si): Same
15725 (load_toc_v4_PIC_1): Same.
15726 (load_toc_v4_PIC_1b): Same.
15727 (call_indirect_aix{32,64}): Same.
15728 (call_value_indirect_aix{32,64}): Same.
15730 (call_value): Same.
15731 (call_local{32,64}): Same.
15732 (call_value_local{32,64}): Same.
15733 (call_indirect_nonlocal_aix{32,64}): Same.
15734 (call_nonlocal_aix{32,64}): Same.
15735 (call_value_indirect_nonlocal_aix{32,64}): Same.
15736 (call_value_nonlocal_aix{32,64}): Same.
15737 (call_indirect_nonlocal_sysv<mode>): Same.
15738 (call_nonlocal_sysv<mode>): Same.
15739 (call_value_indirect_nonlocal_sysv<mode>): Same.
15740 (call_value_nonlocal_sysv<mode>): Same.
15742 (sibcall_local{32,64}): Same.
15743 (sibcall_value_local{32,64}): Same.
15744 (sibcall_nonlocal_aix{32,64}): Same.
15745 (sibcall_value_nonlocal_aix{32,64}): Same.
15746 (sibcall_nonlocal_sysv<mode>): Same.
15747 (sibcall_value): Same.
15748 (sibcall_value_nonlocal_sysv<mode>): Same.
15750 2007-03-24 Paul Brook <paul@codesourcery.com>
15752 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15753 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15755 2007-03-24 Richard Henderson <rth@redhat.com>
15757 * config/ia64/constraints.md: New file.
15758 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15759 satisfies_constraint_?.
15760 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15761 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15762 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15763 ia64_output_mi_thunk): Likewise.
15764 (ia64_const_ok_for_letter_p): Remove.
15765 (ia64_const_double_ok_for_letter_p): Remove.
15766 (ia64_extra_constraint): Remove.
15767 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15768 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15769 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15770 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15771 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15772 EXTRA_MEMORY_CONSTRAINT): Remove.
15773 * config/ia64/ia64.md: Include constriants.md. Replace
15774 CONST_OK_FOR_? with satisfies_constraint_?.
15776 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15777 H.J. Lu <hongjiu.lu@intel.com>
15779 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15781 (name macros): Use DPD_BID_NAME to convert names properly.
15783 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15784 decimal floating point format.
15785 (init_floating_libfuncs): Change decimal functions so that they
15786 have a "bid_" prefix if the decimal system uses the BID format,
15787 and "dpd_" prefix if the decimal system uses the DPD format.
15788 (init_interclass_conv_libfuncs): Ditto.
15789 (init_intraclass_conv_libfuncs): Ditto.
15791 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15792 using the BID format.
15794 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15795 whether we are using the BID decimal format.
15796 * configure: Regenerate.
15798 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15799 the compiler has decimal floating point enabled. Define
15800 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15803 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15804 using the BID format.
15806 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15807 whether we are using the BID decimal format.
15808 * configure: Regenerate.
15810 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15811 the compiler has decimal floating point enabled. Define
15812 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15815 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15816 options, and that it is enabled for i386/x86_64 systems.
15818 * Makefile.in (enable_decimal_float): New.
15820 (DECNUMINC): Add -I$(DECNUMFMT).
15821 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15822 to $(DECNUMFMT) from $(DECNUM).
15824 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15825 Substitute enable_decimal_float.
15826 * configure: Regenerated.
15829 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15832 * configure.ac: Enable decimal float for x86_64-*-linux*.
15833 * configure: Regenerated.
15836 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15837 decimal128ClearSign to flip and clear the sign bit in decimal128.
15838 (decimal_real_maxval): Set decimal128SetSign to set the sign
15841 2007-03-23 Ian Lance Taylor <iant@google.com>
15843 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15845 2007-03-23 Ian Lance Taylor <iant@google.com>
15847 * tree-dump.c (dump_files): Correct comment.
15849 2007-03-23 Ian Lance Taylor <iant@google.com>
15851 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15853 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15855 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15856 in cfglayout mode. Don't go into and out of cfglayout mode.
15857 Link the blocks in the order of the constructed traces.
15858 (rest_of_handle_tracer): Adjust call to tracer.
15859 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15860 Don't go into cfglayout mode.
15861 (rtl_loop_done): Don't go out of cfglayout mode.
15862 * cfglayout.c (relink_block_chain): New function, split out from...
15863 (fixup_reorder_chain): ...here. Remove redundant checking.
15864 (cfg_layout_finalize): Don't clear the header, footer, and aux
15865 fields here, move the code to do so to relink_block_chain. Likewise
15866 for free_original_copy_tables.
15867 * rtl.h (tracer): Update prototype.
15868 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15869 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15870 mode. Use relink_block_chain to serialize the CFG according to the
15871 new basic block order. Move targetm.cannot_modify_jumps_p check from
15873 (gate_handle_reorder_blocks): ...to here.
15874 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15876 (gate_duplicate_computed_gotos): ...to here.
15877 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15878 something always changes when going into and out of cfglayout mode.
15879 Perform an expensive cfg cleanup while going into cfglayout mode.
15880 Always update liveness information on HAVE_conditional_execution
15881 targets. Reserialize the basic blocks and go out of cfglayout mode.
15882 * reg-stack.c: Include cfglayout.h.
15883 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15884 the call to reorder_basic_blocks.
15885 * basic-block.h (reorder_basic_blocks): Update prototype.
15886 (relink_block_chain): New prototype.
15887 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15889 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15891 * config/mips/mips.md (type, hazard, *movdi_32bit,
15892 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15893 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15894 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15895 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15896 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15898 (movcc): Change first xfer to multi.
15899 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15900 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15901 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15902 config/mips/generic.md: Change reservations using "xfer" to use
15904 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15905 using match_operand.
15906 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15907 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15909 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15911 2007-03-22 Richard Henderson <rth@redhat.com>
15913 * config/i386/i386.c: Remove unnecessary function declarations.
15914 Move targetm definition, and all related macros, to the end of
15915 the file. Resort some functions to put definitions before uses.
15916 (ix86_attribute_table): Make static. Move to end of file.
15917 (ix86_gimplify_va_arg): Make static.
15919 2007-03-22 Richard Henderson <rth@redhat.com>
15921 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15922 don't increase local_regparm with force_align_arg_pointer check.
15923 (ix86_function_sseregparm): Assert 32-bit.
15924 (type_has_variadic_args_p): New.
15925 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15926 type_has_variadic_args_p.
15927 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15928 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15929 use memset instead. Do maybe_vaarg check first; skip attribute
15930 tests if true; skip attribute tests for 64-bit.
15931 (construct_container): Remove TARGET_DEBUG_ARG.
15932 (function_arg_advance_32, function_arg_advance_64): Split out ...
15933 (function_arg_advance): ... from here.
15934 (function_arg_32, function_arg_64): Split out ...
15935 (function_arg): ... from here.
15936 (ix86_pass_by_reference): Tidy.
15937 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15938 (function_value_32): New, from parts of ix86_function_value
15939 and ix86_value_regno.
15940 (function_value_64): New, from parts of ix86_function_value
15941 and ix86_libcall_value.
15942 (ix86_function_value_1): New.
15943 (ix86_function_value, ix86_libcall_value): Use it.
15944 (return_in_memory_32, return_in_memory_64): Split out ...
15945 (ix86_return_in_memory): ... from here.
15946 (ix86_struct_value_rtx): Skip for 64-bit.
15947 (ix86_libcall_value, ix86_value_regno): Remove.
15948 (setup_incoming_varargs_64): Split out ...
15949 (ix86_setup_incoming_varargs): ... from here.
15950 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15951 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15952 * config/i386/i386-protos.h (ix86_function_value): Remove.
15953 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15955 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15958 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15959 infinities not supported, otherwise emit warning if -Woverflow. On
15960 underflow, emit warning if -Woverflow.
15961 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15963 * real.h (real_from_string): Update declaration
15965 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15966 Richard Henderson <rth@redhat.com>
15968 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15969 * calls.c (compute_argument_block_size, expand_call,
15970 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15971 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15972 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15973 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15974 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15975 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15976 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15977 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15980 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15982 * c-incpath.c (add_sysroot_to_chain): New.
15983 (merge_include_chains): Add sysroot argument. Call
15984 add_sysroot_to_chain if sysrooted.
15985 (register_include_chains): Update call to merge_include_chains.
15986 * doc/cppopts.texi: Document use of '=' in include directory
15989 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15991 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15992 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15993 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15994 insn pattern using X87MODEF12 mode macro.
15996 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15998 * regmove.c (regmove_optimize): Use reg_mentioned_p
15999 instead of reg_overlap_mentioned_p for DST.
16001 2007-03-21 Mike Stump <mrs@apple.com>
16003 * c.opt: Fixup for Objective-C/C++.
16005 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16007 * explow.c (convert_memory_address): Fold memory reference when
16008 POINTERS_EXTEND_UNSIGNED < 0
16010 2007-03-21 Richard Henderson <rth@redhat.com>
16013 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16014 * config/i386/mmintrin.h (__m64): Likewise.
16015 * config/i386/xmmintrin.h (__m128): Likewise.
16017 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16019 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16020 (VXWORKS_OS_CPP_BUILTINS): Define.
16021 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16022 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16024 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16026 * rtl.h (constant_pool_reference_p): Delete.
16027 (find_constant_src): Declare.
16028 * rtlanal.c (find_constant_src): New function.
16029 * simplify-rtx.c (constant_pool_reference_p): Delete.
16030 * config/i386/i386.md: Use find_constant_src instead of
16031 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16033 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16035 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16036 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16038 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16040 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16041 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16042 (arm_elf_asm_constructor): Use it.
16043 (arm_elf_asm_destructor): New function.
16045 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16047 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16049 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16051 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16053 2007-03-19 Andrew Haley <aph@redhat.com>
16055 PR tree-optimization/31264
16056 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16057 VIEW_CONVERT_EXPRs.
16059 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16061 PR rtl-optimization/30907
16062 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16063 (fwprop_init): Always call loop_optimizer_initialize.
16064 (fwprop_done): Always call loop_optimizer_finalize.
16065 (fwprop): We always have loop info now.
16066 (gate_fwprop_addr): Remove.
16067 (pass_fwprop_addr): Use gate_fwprop as gate.
16069 PR rtl-optimization/30841
16070 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16071 df_chain_alloc): Call df_reorganize_refs unconditionally.
16072 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16073 refs_organized to refs_organized_size.
16074 (df_ref_create_structure): Use refs_organized_size instead of
16075 bitmap_size if refs had been organized, and keep refs_organized_size
16077 * df.h (struct df_ref_info): Change refs_organized to
16078 refs_organized_size.
16079 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16082 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16084 * except.c (output_function_exception_table): Do not reference the
16085 EH personality routine for functions that do not require an
16088 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16091 * c-typeck.c (convert_for_assignment): Call comptypes for
16092 RECORD_TYPE or UNION_TYPE.
16094 PR inline-asm/30505
16095 * reload1.c (reload): Do invalid ASM checking after
16096 cleanup_subreg_operands.
16098 2007-03-19 Jeff Law <law@redhat.com>
16100 * tree-cfg.c (find_taken_edge): Tighten conditions for
16101 optimizing computed gotos.
16103 2007-03-19 Michael Matz <matz@suse.de>
16105 * builtins.c (expand_builtin_sync_operation,
16106 expand_builtin_compare_and_swap,
16107 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16110 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16111 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16114 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16116 * doc/tm.texi: Add brackets around the return type of
16117 TARGET_SECONDARY_RELOAD.
16119 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16120 Richard Guenther <rguenther@suse.de>
16122 PR tree-optimization/31254
16123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16124 Use handled_component_p () where appropriate. Continue
16125 propagating into the rhs if we propagated into an INDIRECT_REF
16128 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16130 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16131 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16132 (xde, xdee): Mode attributes adjusted to support DFP modes.
16133 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16134 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16135 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16136 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16137 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16138 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16139 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16141 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16142 "movsf"): Insn definitions removed.
16143 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16144 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16145 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16147 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16148 "reload_in<mode>", "reload_out<mode>"): Expander added.
16149 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16152 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16154 * config/s390/s390.md: Only non-functional changes. Renamed
16155 FPR mode macro to BFP all over the file.
16157 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16159 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16160 (op_type attribute): RRF instruction type added.
16161 (fT0): New mode attribute.
16162 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16163 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16164 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16165 instruction no secondary memory is needed when moving DFmode values
16166 between GPRs and FPRs.
16168 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16170 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16171 inverted and documentation adjusted.
16172 ("mhard-dfp", "msoft-dfp"): New options.
16173 * config/s390/s390.c (s390_handle_arch_option): New architecture
16175 (override_options): Sanity checks for the new options added.
16176 * config.gcc: New architecture switch: z9-ec.
16177 * config/s390/s390.h (processor_flags): PF_DFP added.
16178 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16179 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16180 when the bit is NOT set so remove it from the defaults.
16182 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16184 * genemit.c (main): Print include statement for dfp.h.
16185 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16188 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16190 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16192 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16195 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16196 instead of PATTERN.
16198 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16200 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16201 attr_length_call, output_call, output_indirect_call): Cleanup
16202 formatting of targetm calls.
16204 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16206 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16208 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16210 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16211 reservation, bypass and anti-bypass descriptions for these
16212 instructions. Update move patterns.
16213 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16216 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16218 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16219 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16220 (get_initial_def_for_reduction): Likewise.
16222 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16224 Fix PR tree-optimization/29922
16225 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16226 (get_representative): Removed.
16227 (value_dies_in_block_x): Update for rvuse removal.
16228 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16229 (compute_antic_aux): Handle when PHI nodes appear in
16230 non-single-successors.
16231 (dump_bitmap_of_names): Removed.
16232 (compute_antic_safe): Renamed and removed rvuse calculation.
16233 Calculate only antic safe.
16234 (insert_into_preds_of_block): Remove assert.
16235 (execute_pre): Update for renamed functions.
16236 (defer_or_phi_translate_block): New function.
16238 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16240 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16241 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16243 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16244 Follow spelling conventions.
16246 * tree-data-ref.h: Remove the prototype for analyze_array.
16248 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16250 PR tree-optimization/31041
16251 * tree-vect-transform.c (get_initial_def_for_induction): Call
16252 force_gimple_operand.
16254 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16256 * ipa-type-escape.c (look_for_casts) : Revert code to use
16257 handled_component_p due to ada test a-numaux.adb.
16259 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16261 * final.c (final_scan_insn): Alter the condition of a
16262 conditional trap if we have nonstandard CC.
16264 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16266 * configure.ac: Remove excess quoting from asm line 0 test.
16267 * configure: Rebuilt.
16269 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16271 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16272 * c-common.c (convert_and_check): Move warning logic to...
16273 (warnings_for_convert_and_check): ...here. Define.
16274 * c-common.h (warnings_for_convert_and_check): Declare.
16276 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16278 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16279 (output_call): Likewise.
16281 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16283 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16285 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16287 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16289 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16291 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16292 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16294 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16296 PR tree-optimization/31183
16297 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16298 Use double_int instead of unsigned int for representing access_strides.
16299 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16301 2007-03-16 Richard Guenther <rguenther@suse.de>
16303 PR tree-optimization/31146
16304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16305 to allow recursion of forward_propagate_addr_expr.
16306 (forward_propagate_addr_into_variable_array_index): Likewise.
16307 (forward_propagate_addr_expr): Likewise.
16308 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16309 (forward_propagate_addr_expr_1): Recurse on simple copies
16310 instead of propagating into them. Do so for useless conversions
16312 (forward_propagate_addr_expr): Clean up unused statements after
16315 2007-03-16 Richard Guenther <rguenther@suse.de>
16317 * builtins.c (expand_builtin_cexpi): Use the right argument
16318 for the expansion via cexp.
16320 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16322 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16323 * configure: Rebuilt.
16325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16328 * dwarf2out.c (force_type_die): Adjust comment.
16329 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16331 2007-03-15 DJ Delorie <dj@redhat.com>
16333 * config/frv/predicates.md (minmax_operator): Don't check operands
16336 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16338 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16339 Update constant estimates of number of iterations.
16340 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16341 argument renamed to "realistic".
16342 (compute_estimated_nb_iterations): Removed.
16343 (record_niter_bound): New function.
16344 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16345 call record_nonwrapping_iv with upper = false.
16346 (infer_loop_bounds_from_signedness): Pass upper argument to
16347 record_nonwrapping_iv.
16348 (estimate_numbers_of_iterations_loop): Do not call
16349 compute_estimated_nb_iterations. Record estimate based on profile
16350 information. Initialize the constant estimates of number of
16352 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16354 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16355 number of iterations is too small.
16356 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16357 (EST_NOT_AVAILABLE): Removed.
16358 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16359 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16362 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16364 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16365 Handle NE_EXPR guards.
16367 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16370 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16371 Set also -pedantic-errors by default for the preprocessor unless
16372 -fpermissive is given.
16374 2007-03-15 Richard Guenther <rguenther@suse.de>
16376 PR middle-end/29719
16377 PR middle-end/31161
16378 * builtins.c (expand_builtin_cexpi): As a fallback if we
16379 don't have builtins for sincos or cexp create a function
16380 declaration for cexp and expand to a call to that.
16381 (expand_builtin_int_roundingfn): Always fall
16382 back to floor/ceil and its variants even if they may be
16385 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16387 PR middle-end/31159
16388 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16389 jump tables, move the call to delete_dead_jumptables from here...
16390 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16391 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16392 don't allow merging of blocks that try_redirect_by_replacing_jump
16393 also does not handle when not optimizing.
16395 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16396 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16398 * config/i386/i386.md (x86_sahf_1): Correctly handle
16401 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16404 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16405 x86_64_general_operand as operand[2] predicate. Remove "iF"
16406 from operand constraints and use "e" constraint instead.
16407 (*subti3_1, *subti3_1 splitter): Ditto.
16408 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16409 operand[1] predicate.
16411 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16413 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16414 arrays, multiply the access strides by the size of the sub-array.
16415 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16417 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16419 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16420 the configured assembler supports the sahf mnemonic.
16421 * configure: Regenerate.
16422 * config.in: Regenerate.
16424 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16425 emit "sahf" or ".byte\t0x9e" as asm template.
16427 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16430 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16431 option to replace hard coded TARGET_xxx in md file.
16432 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16433 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16434 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16435 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16436 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16437 (X86_TUNE_NOT_VECTORMODE): Ditto.
16438 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16439 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16440 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16441 (TUNE_SLOW_IMUL_IMM8): Ditto.
16442 (TUNE_MOVE_M1_VIA_OR): Ditto.
16443 (TUNE_NOT_UNPAIRABLE): Ditto.
16444 (TUNE_NOT_VECTORMODE): Ditto.
16446 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16449 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16450 tuning options instead of hard coded TARGET_xxx.
16451 (fix ssemode peephole2's): Ditto.
16452 (imul peephole2's): Ditto.
16454 (movdi_or_rex64): Ditto.
16455 (move peephole2): Ditto.
16456 (not peephole2's): Ditto.
16458 2007-03-14 Dirk Mueller <dmueller@suse.de>
16460 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16461 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16462 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16464 * c-parser.c (c_parser_do_statement): Warn about empty body in
16465 do/while statement.
16466 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16467 * doc/invoke.texi (-Wempty-body): Update documentation.
16469 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16472 * c-common.h (warn_for_div_by_zero): Declare.
16473 * c-common.c (warn_for_div_by_zero): Define.
16474 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16477 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16479 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16480 to PREFIX and STANDARD_PREFIX.
16482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16483 Phil Edwards <phil@codesourcery.com>
16485 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16486 (__gthread_once_t): Remove busy field for RTPs.
16487 (__GTHREAD_ONCE_INIT): Update accordingly.
16489 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16491 * doc/invoke.texi: Document VxWorks options.
16493 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16495 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16497 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16499 PR tree-optimization/30590
16500 * tree-nrv.c (tree_nrv): Check for the partial update of the
16503 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16505 * flags.h (flag_random_seed): Remove declaration, in favor of...
16506 * toplev.h (get_random_seed, set_random_seed): ... these.
16507 * tree.c (get_file_function_name): Use the former.
16508 * opts.c (common_handle_option): Use the latter.
16511 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16513 PR middle-end/31127
16514 * cse.c (cse_find_path): Do not bail out if a basic block that
16515 we already visited now becomes part of a path that starts at a
16516 different basic block. Just disallow this, to make sure we
16517 visit each basic block at most once.
16519 2007-03-13 Jan Hubicka <jh@suse.cz>
16521 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16522 attributes, when profile esitmate is present, calls with very low
16523 frequency are cold.
16525 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16527 PR tree-optimization/30730
16528 PR tree-optimization/26900
16529 * tree-ssa-loop-niter.c: Include gmp.h.
16530 (bounds): New type.
16531 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16532 split_to_var_and_offset, determine_value_range,
16533 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16534 bound_difference, bounds_add, bounds_negate,
16535 number_of_iterations_ne_max, dump_affine_iv): New functions.
16536 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16537 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16538 difference of initial and final value of control iv to validate
16540 (number_of_iterations_cond): Add loop parameter. Determine bounds
16541 on the difference of the extremes of the control iv. Add dumps.
16542 (expand_simple_operations): Handle phi nodes.
16543 (simplify_using_initial_conditions): Do not record used conditions.
16544 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16545 Do not set additional_info.
16546 (implies_nonnegative_p, implies_ge_p): Removed.
16547 (derive_constant_upper_bound): Do not use parameter `additional'.
16548 (record_estimate): Parameter `additional' removed. Parameter
16549 `i_bound' added. Do not call derive_constant_upper_bound.
16550 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16551 bound the number of iterations estimate.
16552 (estimate_numbers_of_iterations_loop): Pass the estimate from
16553 the number of iterations analysis to record_estimate.
16554 * tree.h (multiple_of_p): Declare.
16555 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16556 (scev_const_prop): Do not check expression_expensive_p.
16557 * fold-const.c (multiple_of_p): Exported.
16558 * double-int.c (double_int_mask): Exported.
16559 * double-int.h (double_int_mask): Declare.
16560 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16561 field. Added max field.
16563 2007-03-13 David Taylor <taylor@candd.org>
16566 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16569 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16572 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16573 two unamed patterns.
16575 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16577 * config/i386/i386.opt (mcx16, msahf): New options.
16578 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16579 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16581 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16582 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16583 Output -mcx16 and -msahf options when corresponding bit is set.
16585 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16586 and -msahf options.
16588 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16590 * configure.ac: Test for assembler tolerance to # 0 "".
16591 * configure, config.in: Rebuilt.
16592 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16594 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16596 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16598 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16599 (handle_syscall): Handle direct system calls.
16600 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16602 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16604 * doc/invoke.texi: Fix cpp.info cross-reference.
16605 * doc/passes.texi: Fix gcc.info cross-reference.
16607 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16609 PR tree-optimization/30835
16610 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16611 bb_for_stmt is not NULL before accessing it.
16613 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16615 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16618 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16621 * doc/install.texi: Document --enable-stage1-languages
16623 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16625 * tree-pass.h (pass_into_cfg_layout_mode,
16626 pass_outof_cfg_layout_mode): Declare.
16627 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16628 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16629 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16630 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16632 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16634 * c-decl.c (warn_variable_length_array): New function.
16635 Refactored from grokdeclarator to handle warn_vla
16636 and handle unnamed array case.
16637 (grokdeclarator): Refactored VLA warning case.
16638 * c.opt (Wvla): New flag.
16639 * doc/invoke.texi (Wvla): New warning.
16641 2007-03-12 Richard Henderson <rth@redhat.com>
16643 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16644 (TARGET_SECTION_TYPE_FLAGS): New.
16646 2007-03-12 Richard Henderson <rth@redhat.com>
16648 * config/darwin.c (machopic_reloc_rw_mask): New.
16649 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16650 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16652 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16654 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16655 * cppdefault.h (cpp_PREFIX): Document.
16656 (cpp_PREFIX_len): Likewise.
16657 (cpp_EXEC_PREFIX): New variable.
16658 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16659 * c-incpath.c (add_standard_paths): Correct logic for relocating
16660 paths within prefix.
16662 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16664 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16665 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16667 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16668 fix_truncdfdi_sse using SSEMODEF mode macro.
16669 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16670 fix_truncdfsi_sse using SSEMODEF mode macro.
16671 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16672 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16674 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16676 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16677 elfos.h to tm_file.
16679 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16681 * tree.h : Add multiple_of_p declaration.
16682 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16683 * ipa-type-escape.c (results_of_malloc): Redundant.
16684 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16685 (cast_type): Extended with new members.
16686 (check_cast): Returns cast_type.
16687 (cast): New structure for data of walk_use_def_chains.
16688 (is_malloc_result, is_cast_from_non_pointer_1,
16689 is_cast_from_non_pointer,
16690 is_array_access_through_pointer_and_index): New functions.
16691 (look_for_casts): Returns cast types.
16692 (check_call): Returns void.
16693 (okay_pointer_operation): Use support of pointer plus index,
16694 pointer plus constant and allow all multiplications.
16696 2007-03-11 Richard Guenther <rguenther@suse.de>
16698 PR tree-optimization/31115
16699 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16700 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16701 A shift count of zero is not special as with *_DIV_EXPR.
16702 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16705 2007-03-11 Ian Lance Taylor <iant@google.com>
16707 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16708 the *_DIV_EXPR codes correctly with overflow infinities.
16710 2007-03-11 Ira Rosen <irar@il.ibm.com>
16712 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16713 indicate success/failure of the analysis. Add negation to subtrahend
16714 in case of subtraction. Fail if both operands contain constants.
16715 (create_data_ref): Fail if analyze_offset fails.
16717 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16719 * config/i386/i386.md (frndintxf2): Rename to ...
16720 (rintxf2): ... this. Remove expander having same name.
16721 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16722 (roundsf2, rounddf2): Ditto.
16723 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16724 (lround<mode>di2, lround<mode>si2): Ditto.
16726 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16728 * lower-subreg.c: Include except.h.
16729 (decompose_multiword_subregs): Verify that the only control flow
16730 insns we can split are loads to multi-words pseudos.
16731 Handle breaking such blocks after splitting, instead of calling
16732 find_many_sub_basic_blocks.
16734 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16735 on the new basic block. Add a lengthy comment explaining why we
16736 thought this was necessary.
16737 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16739 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16742 * tree.c (walk_type_fields): Recurse into the element type of
16743 ARRAY_TYPEs if there is a pointer set.
16745 2007-03-10 Dirk Mueller <dmueller@suse.de>
16747 * c-common.c (warn_logical_operator): Fix condition.
16749 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16751 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16753 * config/darwin.c (machopic_select_section): Remove superfluous
16754 argument in call to categorize_decl_for_section. Remove unused
16757 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16759 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16761 * configure: Regenerate.
16763 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16766 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16767 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16768 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16769 Add LABEL_NUSES to emitted label.
16770 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16771 branch probability value to emitted jump insn.
16772 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16773 Do not check life information and do not re-arrange input operands
16774 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16776 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16778 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16779 the change of decode_asm_operands.
16781 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16783 * mode-switching.c (create_pre_exit): Skip blockage insn.
16785 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16787 * tree-pass.h (TODO_update_smt_usage): Remove.
16789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16793 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16795 * pa.c (attr_length_call): Revise condition for long
16796 pc-relative branch.
16797 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16798 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16799 sequence on SOM target.
16801 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16803 * gcc.c: Document %{, in big comment at top.
16804 (input_suffix_matches): Remove special handling for .s and
16806 (input_spec_matches): New.
16807 (handle_braces): Handle %{,.
16808 (validate_switches): ',' indicates a value which is not a switch.
16809 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16810 to detect assembler input.
16811 * config/i386/sol2.h (CPP_SPEC): Likewise.
16812 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16813 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16814 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16815 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16816 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16817 -m64 causes deployment target to default to 10.5.
16818 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16820 2007-03-09 Richard Henderson <rth@redhat.com>
16823 * target.h (targetm.asm.out.reloc_rw_mask): New.
16824 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16825 (TARGET_ASM_OUT): Use it.
16826 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16827 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16828 use the new reloc_rw_mask target hook instead.
16829 (default_section_type_flags_1): Merge into...
16830 (default_section_type_flags): ... here.
16831 (decl_readonly_section_1): Merge into...
16832 (decl_readonly_section): ... here.
16833 (default_elf_select_section_1): Merge into...
16834 (default_elf_select_section): ... here.
16835 (default_unique_section_1): Merge into...
16836 (default_unique_section): ... here.
16837 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16838 (default_select_rtx_section): Use it.
16839 (default_elf_select_rtx_section): Likewise.
16840 * output.h: Update to match.
16841 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16842 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16843 (TARGET_ASM_RELOC_RW_MASK): New.
16844 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16845 to categorize_decl_for_section.
16846 (x86_64_elf_unique_section): Likewise.
16847 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16848 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16849 (TARGET_ASM_RELOC_RW_MASK): New.
16850 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16851 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16852 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16853 (TARGET_RWRELOC): Remove.
16854 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16855 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16856 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16857 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16858 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16859 (rs6000_xcoff_select_section): Use decl_readonly_section.
16860 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16861 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16862 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16863 (TARGET_SECTION_TYPE_FLAGS): Remove.
16864 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16866 2007-03-09 Roger Sayle <roger@eyesopen.com>
16868 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16869 complex constant equality/inequality comparisons for here.
16870 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16871 known at compile-time or can be simplified to a scalar comparison.
16872 (fold_relational_const): Move compile-time evaluation of complex
16873 constant equality/inequality comparisons to here.
16875 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16877 PR rtl-optimization/30643
16878 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16880 (fold_rtx): Recurse, like before 2006-11-03.
16882 2007-03-09 DJ Delorie <dj@redhat.com>
16884 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16887 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16889 PR tree-optimization/30375
16890 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16891 LHS of statements is not the same.
16892 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16894 2007-03-09 Chao-ying Fu <fu@mips.com>
16896 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16898 * doc/invoke.texi (-mdspr2): Document new option.
16899 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16900 New unspec for DSP REV 2.
16901 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16902 these instructions are extended in DSP REV 2.
16903 (mips-dspr2.md): Include.
16904 * config/mips/mips.opt (mdspr2): New option.
16905 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16906 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16907 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16908 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16909 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16910 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16911 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16913 (bdesc_map): Add one field of unsupported_target_flags.
16914 (bdesc_arrays): Update entries to have extra fields. Add
16916 (mips_init_builtins): Initialize new function types.
16917 Check unsupported_target_fileds to filter out builtins.
16918 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16920 (ASM_SPEC): Pass mdspr2 to the assembler.
16921 * config/mips/mips-dspr2.md: New file.
16923 2007-03-09 Sa Liu <saliu@de.ibm.com>
16925 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16927 2007-03-09 Ian Lance Taylor <iant@google.com>
16929 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16930 argument) like -Wstrict-overflow=2.
16931 * doc/invoke.texi (Warning Options): Update documentation.
16933 2007-03-09 Dirk Mueller <dmueller@suse.de>
16936 * doc/invoke.texi (-Wlogical-op): Document.
16937 * common.opt (-Wlogical-op): New.
16938 * c-common.h (warn_logical_operator): Declare.
16939 * c-common.c (warn_logical_operator): Define.
16940 * c-typeck.c (parser_build_binary_op): Call
16941 warn_logical_operator.
16943 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16945 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16946 * final.c (final_scan_insn): Test for non-"" file name.
16948 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16950 * doc/loop.texi: Document the Omega linear constraints solver.
16951 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16952 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16953 omega-hash-table-size, omega-max-keys, and
16954 omega-eliminate-redundant-constraints.
16955 * tree-pass.h (pass_check_data_deps): Declared.
16958 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16959 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16960 pass_check_data_deps): New.
16961 * tree-data-ref.c (init_data_ref): Remove declaration.
16962 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16963 (analyze_array): Renamed init_array_ref, move up initializations.
16964 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16965 Removed arguments that are set to NULL.
16966 (analyze_indirect_ref): Correct indentation, correct call to
16968 (object_analysis): Call init_array_ref instead of analyze_array.
16969 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16970 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16971 of DR_ACCESS_FNS_ADDR.
16972 (init_omega_eq_with_af, omega_extract_distance_vectors,
16973 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16974 ddr_consistent_p): New.
16975 (compute_affine_dependence): Check consistency of ddrs when
16976 flag_check_data_deps is passed.
16977 (analyze_all_data_dependences): Uncomment.
16978 (tree_check_data_deps): New.
16979 * tree-data-ref.h: Include omega.h.
16980 (DR_ACCESS_FNS_ADDR): Removed.
16981 (data_dependence_relation): Add inner_loop.
16982 (DDR_INNER_LOOP): New.
16983 * common.opt (fcheck-data-deps): New.
16984 * tree-flow.h (tree_check_data_deps): Declare.
16985 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16986 (OBJS-common): Depend on omega.o.
16988 * passes.c (pass_check_data_deps): Scheduled.
16989 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16990 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16991 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16992 PARAM_VECT_MAX_VERSION_CHECKS,
16993 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16995 2007-03-09 Richard Guenther <rguenther@suse.de>
16997 PR tree-optimization/30904
16998 PR middle-end/31058
16999 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17000 the same way as *_DIV_EXPR.
17002 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17004 * recog.c (decode_asm_operands): No mixed declarations and code.
17006 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17008 * rtl.def (ASM_INPUT): Add location.
17009 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17010 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17011 (decode_asm_operands): Add loc operand.
17012 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17013 * stmt.c (expand_asm): Rename to...
17014 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17015 gen_rtx_ASM_INPUT_loc.
17016 (expand_asm_expr): Adjust.
17017 * recog.c (decode_asm_operands): Add loc operand.
17018 (check_asm_operands, extract_insn): Adjust.
17019 * reload1.c (maybe_fix_stack_asms): Likewise.
17020 * final.c (asm_insn_count): Likewise.
17021 (final_scan_insn): Output # line before and after asm.
17023 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17025 * tree-ssa-structalias.c (variable_info): Remove
17027 (new_var_info): Ditto.
17028 (shared_bitmap_info_t): New structure.
17029 (shared_bitmap_table): New variable.
17030 (shared_bitmap_hash): New function.
17031 (shared_bitmap_eq): Ditto
17032 (shared_bitmap_lookup): Ditto.
17033 (shared_bitmap_add): Ditto.
17034 (merge_smts_into): Change to take bitmap directly.
17035 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17036 (init_alias_vars): Init shared bitmap hashtable.
17037 (delete_points_to_sets): Delete shared bitmap hashtable.
17038 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17039 is_aliased removal as a change that was still necessary was
17042 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17044 * config/i386/i386.h (override_options): Conditionally disable
17045 x86_sahf for 64bit targets only.
17047 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17050 * c-decl.c (merge_decls): Don't call make_var_volatile.
17051 * varasm.c (make_var_volatile): Remove.
17052 * output.h (make_var_volatile): Remove.
17054 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17056 PR tree-optimization/31085
17057 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17059 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17061 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17062 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17063 ATTR_CONST_NOTHROW_LIST.
17065 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17068 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17070 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17072 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17075 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17077 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17078 passed, use shared libgcc.
17080 2007-03-08 Roger Sayle <roger@eyesopen.com>
17082 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17083 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17084 (honor_protect_cleanup_actions, lower_try_finally_switch):
17086 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17087 ifc_temp_var): Likewise.
17088 * tree-inline.c (setup_one_parameter): Likewise.
17089 * tree-mudflap.c (mf_decl_cache_locals,
17090 mf_build_check_statement_for): Likewise.
17091 * tree-nested.c (init_tmp_var, save_tmp_var,
17092 finalize_nesting_tree_1): Likewise.
17093 * tree-outof-ssa.c (insert_copy_on_edge,
17094 insert_backedge_copies): Likewise.
17095 * tree-profile.c (tree_gen_edge_profiler,
17096 tree_gen_ic_profiler): Likewise.
17097 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17098 * tree-sra.c (sra_build_assignment): Likewise.
17099 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17100 * tree-ssa-math-opts.c (insert_reciprocals,
17101 execute_cse_sincos_1): Likewise.
17102 * tree-tailcall.c (adjust_accumulator_values,
17103 adjust_return_value): Likewise.
17104 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17105 * tree-vect-transform.c (vect_create_data_ref_ptr,
17106 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17107 vect_create_epilog_for_reduction, vectorizable_reduction,
17108 vectorizable_call, vectorizable_conversion,
17109 vectorizable_assignment, vectorizable_operation,
17110 vectorizable_type_demotion, vect_gen_widened_results_half,
17111 vect_permute_store_chain, vectorizable_store,
17112 vect_setup_realignment, vect_permute_load_chain,
17113 vectorizable_load, vectorizable_condition,
17114 vect_create_cond_for_align_checks): Likewise.
17115 * tree-vrp.c (build_assert_expr_for): Likewise.
17117 2007-03-08 Ian Lance Taylor <iant@google.com>
17119 * tree-vrp.c: Include "intl.h".
17120 (usable_range_p): New static function.
17121 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17122 overflowed values, juts set *strict_overflow_p.
17123 (compare_values): Only return -2 if one of the operands is not a
17125 (compare_ranges): Call usable_range_p.
17126 (compare_range_with_value): Likewise.
17127 (vrp_evaluate_conditional_warnv): Rename from
17128 vrp_evaluate_conditional. Make static. Change all callers.
17129 (vrp_evaluate_conditional): New function.
17130 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17131 on signed overflow.
17132 (simplify_abs_using_ranges): Likewise.
17133 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17134 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17135 within_stmt parameter.
17136 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17137 vrp_evaluate_conditional.
17138 * tree-ssa-threadedge.c
17139 (record_temporary_equivalences_from_stmts_at_dest): Change
17140 simplify parameter to take a second tree parameter.
17141 (simplify_control_stmt_condition): Likewise.
17142 (thread_across_edge): Likewise.
17143 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17144 (thread_across_edge): Likewise.
17145 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17147 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17149 * config/i386/i386.h (TARGET_SAHF): New define.
17150 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17151 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17152 (x86_sahf): New global variable.
17153 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17154 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17155 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17156 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17158 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17159 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17160 when expanding fcomi/sahf based tests.
17161 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17162 expanding sahf based alternative. Emit sahf based sequence when
17163 optimizing for code size.
17164 * config/i386/i386.md (x86_sahf_1): Do not disable for
17165 TARGET_64BIT, enable for TARGET_SAHF.
17167 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17169 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17170 spurious whitespace from error message.
17172 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17175 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17177 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17179 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17181 * tree-sra.c (instantiate_element): Propagate disabled warnings
17182 from the element itself to the created variable.
17184 2007-03-07 Richard Henderson <rth@redhat.com>
17187 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17188 silently fix up the stack in the case of a missing register.
17190 2007-03-07 Paul Brook <paul@codesourcery.com>
17192 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17194 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17196 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17198 (phase1_vrs): Use them.
17199 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17200 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17201 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17202 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17203 __gnu_Unwind_Restore_WMMXC if required.
17204 (_Unwind_VRS_Pop): Implement iWMMXt support.
17205 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17206 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17207 gnu_Unwind_Save_WMMXC): Define.
17209 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17211 * config/vxworks.h (vxworks_override_options): Declare.
17212 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17213 * config/vxworks.c: Include target.h and toplev.h.
17214 (vxworks_override_options): New function.
17215 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17217 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17219 * config/s390/s390.c (override_options): Don't emit an error when
17220 -mstack-size is used without providing -mstack-guard.
17221 (s390_emit_prologue): Choose stack_guard value automatically if not
17222 provided via command line.
17223 * doc/invoke.texi: Adjust description of -mstack-guard and
17226 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17228 * config/i386/i386.c (output_set_got): Add a GOT initialization
17229 sequence for VxWorks PIC.
17230 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17231 around labels as well as symbols. Use gotoff_operand instead
17232 of local_symbolic_operand.
17233 (legitimize_pic_address): Use gotoff_operand instead of
17234 local_symbolic_operand. Use @GOT accesses for labels as
17236 (ix86_output_addr_diff_elt): Use PC-relative rather than
17237 GP-relative offsets for VxWorks PIC.
17238 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17239 no_new_pseudos. Check whether the returned register is op0.
17240 * config/i386/i386.md (tablejump): Use PC-relative rather than
17241 GP-relative offsets for VxWorks PIC.
17242 * config/i386/predicates.md (gotoff_operand): New predicate.
17244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17246 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17248 * config/vxworks-dummy.h: New file.
17249 * config/i386/i386.h: Include it.
17251 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17253 * dwarf2out.c (is_inlined_entry_point): New
17254 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17255 DW_AT_ranges if the first subblock is the entry point.
17257 2007-03-06 David Daney <ddaney@avtrex.com>
17259 * doc/install.texi (mips-*-*): Change recommended binutils
17262 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17264 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17265 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17267 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17268 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17270 2007-03-06 Jan Hubicka <jh@suse.cz>
17272 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17273 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17275 (probably_cold_bb_p): Cold functions are cold.
17276 (probably_never_executed_bb_p): Cold functions are cold.
17277 (tree_bb_level_predictions): Predict calls to cold functions as not
17279 (compute_function_frequency): Check hot/cold attributes.
17280 * function.h (function_frequency): Update comments.
17281 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17282 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17283 (c_common_att): Add cold and hot.
17285 * doc/extend.texi (hot,cold attributes): Document.
17287 2007-03-06 Andrew Haley <aph@redhat.com>
17289 * function.c (expand_function_end): Move blockage to just after we
17290 emit the label for the naked return from the function.
17292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17294 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17297 2007-03-06 Jan Hubicka <jh@suse.cz>
17299 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17300 loaded for constant large models. Non-large 64bit PIC can do.
17301 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17302 * cmodel.h: Add LARGE PIC.
17303 * i386.md (UNSPEC_PLTOFF): New.
17304 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17306 (*call_1_rex64): Disable for large models.
17307 (*call_1_rex64_large): New.
17308 (*call_value_1_rex64): Disable for large models.
17309 (*call_value_1_rex64_large): New.
17310 (set_rip_rex4): New.
17311 (set_got_offset_rex64): New.
17312 * predicates.md (constant_call_address_operand): For large model
17313 constant calls are not possible.
17314 * i386-protos.h (construct_plt_address): Declare.
17315 * i386.c (override_options): Accept large models.
17316 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17317 (legitimate_constant_p): Add new UNSPECs.
17318 (legitimate_pic_operand_p): Likewise.
17319 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17320 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17322 (output_pic_addr_const): Add PLTOFF.
17323 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17324 (ix86_expand_move): Legitimize pic address when in PIC mode.
17325 (construct_plt_address): New function.
17326 (ix86_expand_call): Offload the address to register and use GOT
17327 pointer for large model.
17328 * invoke.texi (mcmodel=large): Update documentation.
17330 2007-03-06 Richard Henderson <rth@redhat.com>
17332 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17333 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17334 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17335 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17336 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17337 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17338 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17339 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17340 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17341 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17342 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17343 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17344 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17345 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17346 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17347 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17348 x86_schedule, x86_use_bt, x86_pad_returns,
17349 x86_use_xchgb): Merge into ...
17350 (ix86_tune_features): ... here. New array.
17351 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17352 x86_bswap): Merge into ...
17353 (ix86_arch_features): ... here. New array.
17354 (x86_3dnow_a): Remove.
17355 (x86_accumulate_outgoing_args): Make static.
17356 (x86_arch_always_fancy_math_387): Make static.
17357 (ix86_tune_mask, ix86_arch_mask): Move ...
17358 (override_options): ... to local variables here. Apply the
17359 appropriate mask to each element of ix86_arch_features and
17360 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17361 as were done in the old macros.
17362 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17363 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17364 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17365 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17366 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17367 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17368 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17369 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17370 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17371 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17372 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17373 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17374 x86_accumulate_outgoing_args, x86_prologue_using_move,
17375 x86_epilogue_using_move, x86_decompose_lea,
17376 x86_arch_always_fancy_math_387, x86_shift1,
17377 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17378 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17379 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17380 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17381 x86_use_incdec, x86_pad_returns, x86_bswap,
17382 x86_partial_flag_reg_stall): Remove.
17383 (enum ix86_tune_indices): New.
17384 (ix86_tune_features): New.
17385 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17386 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17387 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17388 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17389 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17390 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17391 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17392 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17393 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17394 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17395 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17396 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17397 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17398 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17399 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17400 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17401 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17402 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17403 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17404 TARGET_EXT_80387_CONSTANTS): Use it.
17405 (enum ix86_arch_indices): New.
17406 (ix86_arch_features): New.
17407 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17408 TARGET_BSWAP): Use it.
17409 (ix86_tune_mask, ix86_arch_mask): Remove.
17411 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17414 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17415 Define using $${sysroot_headers_suffix}.
17416 * configure: Regenerate.
17417 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17418 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17420 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17421 * gcc.c (print_sysroot_headers_suffix): New.
17422 (option_map): Include --print-sysroot-headers-suffix.
17423 (display_help): Mention -print-sysroot-headers-suffix.
17424 (process_command): Handle -print-sysroot-headers-suffix.
17425 (do_spec_1): Append multilib directory to include-fixed path if
17426 sysroot suffixes in use.
17427 (main): Handle -print-sysroot-headers-suffix.
17428 * Makefile.in (start.encap): Don't depend on xlimits.h
17429 (xlimits.h): Remove.
17430 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17431 limits.h for each multilib in fixinc_list.
17432 (fixinc_list, s-fixinc_list): New.
17433 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17434 generate them for each multilib in fixinc_list.
17435 (stmp-fixproto): Use include-fixed. Run fixproto for each
17436 multilib in fixinc_list.
17437 (mostlyclean): Don't remove xlimits.h.
17438 (clean): Remove include-fixed.
17439 (real-install-headers-tar, real-install-headers-cpio,
17440 real-install-headers-cp): Don't copy include, only include-fixed.
17441 (install-mkheaders): Depend on fixinc_list. Don't depend on
17442 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17443 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17444 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17446 2007-03-06 Jan Hubicka <jh@suse.cz>
17448 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17453 * configure.ac: Allow tm_file to contain build-directory files.
17454 * configure: Regenerate.
17455 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17456 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17457 * config/m68k/print-sysroot-suffix.sh: New file.
17459 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17461 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17462 of pic_offset_table_rtx if reload_completed.
17463 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17464 PIC_OFFSET_TABLE_REGNUM.
17465 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17467 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17468 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17472 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17473 functions that call eh_return.
17475 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17477 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17478 functions that need a constant pool.
17480 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17483 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17484 (m68k_preferred_reload_class): Likewise.
17485 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17486 (SECONDARY_RELOAD_CLASS): Define.
17487 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17488 (LIMIT_RELOAD_CLASS): Delete.
17489 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17490 registers from storing bytes.
17491 (m68k_secondary_reload_class): New function.
17492 (m68k_preferred_reload_class): Likewise.
17494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17496 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17498 (m68k_expand_prologue): Likewise.
17500 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17502 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17503 (mips_expand_epilogue): Add a bool parameter.
17504 (m68k_legitimize_sibcall_address): Declare.
17505 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17506 (m68k_expand_epilogue): Add a parameter to select between sibling
17507 and normal epilogues. Only generate a return for the latter.
17508 (m68k_ok_for_sibcall_p): New function.
17509 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17510 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17511 (sibcall_value, *sibcall_value): Likewise.
17512 (*call, *call_value): Require !SIBLING_CALL_P.
17513 (epilogue): Update call to m68k_expand_epilogue.
17514 (sibcall_epilogue): New pattern.
17515 * config/m68k/predicates.md (const_call_operand): Say that this
17516 predicate applies to sibling calls too.
17517 (sibcall_operand): New predicate.
17519 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17521 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17522 alternatives as movsi_cf.
17523 (movsf_cf_hard): Add commentary.
17525 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17526 Richard Sandiford <richard@codesourcery.com>
17528 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17529 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17530 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17531 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17532 as being live on exit from an interrupt function.
17533 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17534 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17535 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17536 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17537 (m68k_interrupt_function_p): Globalize.
17538 (m68k_compute_frame_layout): Remove reverse mask code.
17539 (m68k_emit_movem, m68k_set_frame_related): New functions.
17540 (m68k_output_function_prologue): Delete in favor of...
17541 (m68k_expand_prologue): ...this new function.
17542 (m68k_output_function_epilogue): Delete in favor of...
17543 (m68k_expand_epilogue): ...this new function.
17544 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17546 (print_operand): Handle %?.
17547 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17548 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17549 (prologue, epilogue): New patterns.
17550 (return): Turn into a define_expand.
17551 (*return): New pattern, derived from old "return" pattern. Use rte
17552 rather than rts for interrupt functions. Only use rtd if the pop
17554 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17555 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17556 (link, *link, unlink, *unlink, load_got): Likewise.
17558 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17562 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17563 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17564 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17565 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17566 and m68k_matches_u_p.
17567 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17568 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17569 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17570 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17571 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17572 (REG_STRICT_P): New macro.
17573 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17574 PCREL_GENERAL_OPERAND_OK.
17575 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17576 m68k_legitimate_base_reg_p.
17577 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17578 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17579 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17580 * config/m68k/m68k.c (m68k_address): New structure.
17581 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17582 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17583 (m68k_jump_table_ref_p, m68k_decompose_address)
17584 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17585 (m68k_matches_u_p): New functions.
17586 (print_operand_address): Rewrite to use m68k_decompose_index.
17588 2007-03-05 David Taylor <dtaylor@emc.com>
17590 * gcc.c: Correct copyright date in --version output.
17592 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17594 * pa.md: In unamed move patterns, disparge copies between general
17595 and floating point registers using '?' modifier. Don't include 'f'
17596 constraint for register preferences in DImode, SImode, HImode and
17597 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17598 Remove constraints for copies between general and floating registers
17599 in soft-float DFmode pattern.
17600 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17604 2007-03-05 Mike Stump <mrs@apple.com>
17606 * c-common.c (targetcm): Add.
17607 * c-opts.c (c_common_handle_option): Handle language specific
17609 * opts.c (handle_option): Verify language for target options, if
17611 * opth-gen.awk: Add CL_LANG_ALL.
17612 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17613 (TARGETCM_INITIALIZER): Add.
17614 * target.h (struct gcc_targetcm): Add.
17616 * targhooks.c (default_handle_c_option): Add.
17617 * targhooks.h (default_handle_c_option): Add.
17618 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17620 * config/darwin.opt (iframework): Add.
17621 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17622 * config/darwin-c.c (handle_c_option): Add.
17623 (TARGET_HANDLE_C_OPTION): Add.
17625 * doc/invoke.texi (Darwin Options): Add -iframework.
17627 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17629 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17632 2007-03-05 Ian Lance Taylor <iant@google.com>
17634 * c.opt (fgnu89-inline): New option.
17635 * c-opts.c (c_common_post_options): Set default value for
17637 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17638 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17640 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17641 (grokdeclarator, start_function): Likewise.
17642 * c-cppbuiltin.c (c_cpp_builtins): Define either
17643 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17644 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17645 (C Dialect Options): Document -fgnu89-inline.
17646 * doc/extend.texi (Function Attributes): Explain what the
17647 gnu_inline attribute does.
17648 * doc/cpp.texi (Common Predefined Macros): Document
17649 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17651 2007-03-05 Ian Lance Taylor <iant@google.com>
17653 PR tree-optimization/31034
17654 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17655 half-range if the other side is an overflow infinity.
17657 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17659 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17660 (bfin*-linux-uclibc*): New configuration.
17661 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17663 * config/bfin/linux.h: New file.
17664 * config/bfin/libgcc-bfin.ver: New file.
17665 * config/bfin/t-bfin-uclinux: New file.
17666 * config/bfin/t-bfin-linux: New file.
17667 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17668 (TARGET_OS_CPP_BUILTINS): New macro.
17670 2007-03-05 Richard Guenther <rguenther@suse.de>
17672 * fold-const.c (fold_binary): Remove duplicate folding
17673 of comparison of non-null ADDR_EXPR against null.
17675 2007-03-05 Richard Guenther <rguenther@suse.de>
17676 Dorit Nuzman <dorit@il.ibm.com>
17678 PR tree-optimization/26420
17679 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17680 are no loops in the function. Only print the number of
17681 vectorized loops if it is greater than zero or we are supposed
17682 to print information about unvectorized loops.
17684 2007-03-05 Revital Eres <eres@il.ibm.com>
17686 * gcc.dg/var-expand1.c: New test.
17687 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17688 when an accumulator is expanded.
17690 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17693 * c-common.c (convert_and_check): Don't give warnings for
17694 conversion if 'expr' already overflowed.
17696 2007-03-04 Roger Sayle <roger@eyesopen.com>
17698 PR middle-end/30744
17699 * fold-const.c (fold_comparison): Enforce type consistency when
17700 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17702 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17704 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17705 containing a cast to the base of TARGET_MEM_REF.
17707 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17709 * tree.c (tree_contains_struct_check_failed): Remove spurious
17710 whitespace from error message.
17712 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17715 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17716 instead of precision.
17718 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17719 Nathan Sidwell <nathan@codesourcery.com>
17721 * emit-rtl.c (find_auto_inc): New.
17722 (try_split): recreate REG_INC notes,
17723 Use regular for loops rather than whiles.
17725 2007-03-03 Andreas Schwab <schwab@suse.de>
17727 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17728 * configure: Regenerate.
17730 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17732 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17733 flag_rounding_math, not flag_unsafe_math_optimizations.
17735 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17737 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17738 alpha_fold_vector_minmax): Likewise.
17739 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17740 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17742 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17744 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17745 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17746 if the lhs has side-effects.
17747 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17749 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17751 * config/i386/i386.h (TUNEMASK): Remove define.
17752 (ARCHMASK): Remove define.
17753 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17754 Use ix86_arch_mask variable instead of ARCHMASK.
17755 * config/i386/i386.c (override_options): Ditto.
17756 (standard_80387_constant_p): Ditto.
17758 2007-03-02 Ian Lance Taylor <iant@google.com>
17760 Used signed infinities in VRP.
17761 * tree-vrp.c (uses_overflow_infinity): New static function.
17762 (supports_overflow_infinity): New static function.
17763 (make_overflow_infinity): New static function.
17764 (negative_overflow_infinity): New static function.
17765 (positive_overflow_infinity): New static function.
17766 (is_negative_overflow_infinity): New static function.
17767 (is_positive_overflow_infinity): New static function.
17768 (is_overflow_infinity): New static function.
17769 (overflow_infinity_range_p): New static function.
17770 (compare_values_warnv): New function split out of compare_values.
17771 (compare_value): Call it.
17772 (set_value_range_to_nonnegative): Add overflow_infinity
17773 parameter. Change caller.
17774 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17776 (vrp_expr_computes_nonzero): Likewise.
17777 (compare_ranges, compare_range_with_value): Likewise.
17778 (compare_name_with_value, compare_names): Likewise.
17779 (vrp_evaluate_conditional): Likewise.
17780 (set_value_range): Handle infinity
17781 (vrp_operand_equal_p, operand_less_p): Likewise.
17782 (extract_range_from_assert): Likewise.
17783 (vrp_int_const_binop): Likewise.
17784 (extract_range_from_binary_expr): Likewise.
17785 (extract_range_from_unary_expr): Likewise.
17786 (extract_range_from_comparison): Likewise.
17787 (extract_range_from_expr): Likewise.
17788 (dump_value_range): Likewise.
17789 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17790 (test_for_singularity): Likewise.
17791 (vrp_int_const_binop): Remove inline qualifier.
17792 (adjust_range_with_scev): Add comment.
17793 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17795 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17797 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17798 (get_constraint_for): Likewise.
17799 (do_structure_copy): Likewise.
17800 (find_func_aliases): Fix references to MODIFY_EXPR.
17801 (intra_create_variable_infos): Tidy.
17802 * tree-ssa-operands.c (add_virtual_operand): Add argument
17804 When adding members of alias sets, if IS_CALL_SITE is true and
17805 the symbol is not call-clobbered, skip it.
17806 Adjust all callers.
17808 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17810 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17811 entry by means of emit_insn_at_entry.
17813 2007-03-02 Richard Henderson <rth@redhat.com>
17815 * expr.h (promoted_input_arg): Remove decl.
17816 * function.c (promoted_input_arg): Merge into ...
17817 * combine.c (setup_incoming_promotions): ... only caller.
17818 Rearrange to avoid double loop.
17820 2007-03-02 Ben Elliston <bje@au.ibm.com>
17821 Peter Bergner <bergner@vnet.ibm.com>
17822 Janis Johnson <janis187@us.ibm.com>
17824 * config/rs6000/dfp.md: New file.
17825 * config/rs6000/rs6000.md: Include dfp.md.
17826 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17827 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17828 and TDmode decimal float modes in FP registers.
17829 (num_insns_constant): Likewise.
17830 (rs6000_legitimate_offset_address_p): Likewise.
17831 (rs6000_legitimize_address): Likewise.
17832 (rs6000_legitimize_reload_address): Likewise.
17833 (rs6000_legitimate_address): Likewise.
17834 (rs6000_emit_move): Likewise.
17835 (function_arg_boundary): Likewise.
17836 (function_arg_advance): Likewise.
17837 (rs6000_darwin64_record_arg_recurse): Likewise.
17838 (function_arg): Likewise.
17839 (rs6000_gimplify_va_arg): Likewise.
17840 (rs6000_split_multireg_move): Likewise.
17841 (rs6000_output_function_epilogue): Likewise.
17842 (rs6000_output_function_epilogue): Likewise.
17843 (rs6000_register_move_cost): Likewise.
17844 (rs6000_function_value): Likewise.
17845 (rs6000_libcall_value): Likewise.
17847 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17849 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17851 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17853 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17854 Use $MULTIDIR to choose between the kernel and RTP headers,
17855 and use $WIND_BASE and $WIND_USR to locate them.
17857 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17859 * config/i386/i386.c (override_options): Put initialization of
17860 ix86_tune_mask and ix86_arch_mask to the correct place.
17862 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17863 Michael Meissner <michael.meissner@amd.com>
17866 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17867 (ARCHMASK): Define.
17868 (TARGET_CMOVE): Use ARCHMASK.
17869 (TARGET_CMPXCHG): Ditto.
17870 (TARGET_CMPXCHG8B): Ditto.
17871 (TARGET_XADD): Ditto.
17872 (TARGET_BSWAP): Ditto.
17873 * config/i386/i386.c (ix86_tune_mask): New global variable.
17874 (ix86_arch_mask): Ditto.
17875 (override_options): Initialize ix86_tune_mask and
17876 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17879 2007-03-02 Ben Elliston <bje@au.ibm.com>
17882 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17884 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17886 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17887 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17888 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17889 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17891 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17892 rs6000_init_dwarf_reg_sizes_extra): New.
17893 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17894 SPE register high parts.
17896 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17898 * Makefile.in: Add install-pdf target as
17899 copied from automake v1.10 rules.
17900 * configure.ac: Add install-pdf to target list.
17901 * configure: Regenerate.
17903 2007-03-01 Paul Brook <paul@codesourcery.com>
17905 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17906 modes to LDRD for DImode.
17907 (output_move_double): Fixup out of range ldrd/strd.
17908 (vfp_secondary_reload_class): Rename...
17909 (coproc_secondary_reload_class): ... to this. Add wb argument.
17910 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17911 coproc_secondary_reload_class for CLASS_IWMMXT.
17912 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17913 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17915 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17917 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17918 unroll factor by the estimated number of iterations.
17919 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17920 than prefetch latency.
17922 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17923 decode_caches_intel, detect_caches_intel): New functions.
17924 (host_detect_local_cpu): Use detect_caches_amd and
17925 detect_caches_intel.
17927 2007-03-01 Richard Henderson <rth@redhat.com>
17929 * expr.c (emit_move_complex_push): Export.
17930 (emit_move_complex_parts): Split out from ...
17931 (emit_move_complex): ... here.
17932 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17933 * config/i386/i386.md (movcdi): New.
17935 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17937 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17938 size of mode1 to check for tieable modes in MMX case.
17940 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17942 * Makefile.in (rtlanal.o): Depend on tree.h.
17943 * rtl.h (offset_within_section_p, split_const): Declare.
17944 * rtlanal.c: Include tree.h.
17945 (offset_within_block_p): New function, taken from
17946 mips_offset_within_object_p.
17947 (split_const): New function, taken from mips_split_const.
17948 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17950 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17951 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17952 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17953 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17954 (m68k_illegitimate_symbolic_constant_p): New function.
17955 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17956 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17957 symbolic constant that might be outside the symbol's section,
17958 move the symbol first and then add the offset.
17959 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17961 * config/mips/mips.c (mips_split_const): Delete.
17962 (mips_offset_within_object_p): Delete.
17963 (mips_symbolic_constant_p): Use offset_within_section_p and
17964 split_const instead of mips_offset_within_object_p and
17966 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17967 (mips_legitimize_const_move, print_operand_reloc)
17968 (mips_dangerous_for_la25_p): Use split_const instead of
17971 2007-02-28 Eric Christopher <echristo@apple.com>
17973 * Makefile.in (install-include-dir): Don't rm -rf include.
17975 2007-02-28 Richard Guenther <rguenther@suse.de>
17977 PR middle-end/30364
17978 * fold-const.c (fold_binary): Do not associate expressions
17979 with more than one variable for integer types that do not wrap.
17981 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17983 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17984 Delete, and replace with...
17985 (fold_builtin_call_array): This. Update callers to use it.
17986 * fold-const.c (fold_build_call_list): Delete, and replace with...
17987 (fold_build_call_array): This.
17988 (fold_build_call_list_initializer): Delete, and replace with...
17989 (fold_build_call_array_initializer): This.
17990 * tree.h: Update declarations to reflect above changes.
17992 * c-typeck.c (build_function_call): Store converted arguments
17993 in a stack-allocated array instead of building a list.
17994 (convert_arguments): Store arguments in the array passed in as an
17995 argument, and return the actual number of arguments.
17996 * c-format.c: (check_function_format): Pass arguments in an
17997 array instead of a list.
17998 * c-common.c (check_function_nonnull): Likewise.
17999 (check_function_sentinel): Likewise.
18000 (check_function_arguments): Likewise.
18001 * c-common.h: Update declarations to reflect above changes.
18003 2007-02-28 Jan Hubicka <jh@suse.cz>
18005 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18006 PRED_NEGATIVE_RETURN): Update outcomes.
18008 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18010 * calls.c (emit_library_call_value_1): Handle partial registers
18011 correctly when building up CALL_INSN_FUNCTION_USAGE.
18013 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18015 * pa/predicates.md (move_src_operand): Allow zero for mode.
18016 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18019 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18022 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18023 *movv2df_internal): Enable pattern only for valid operand
18025 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18026 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18028 2007-02-27 Mike Stump <mrs@apple.com>
18030 * config/darwin-crt3.c: Avoid compilation when compiling for a
18033 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18035 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18037 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18038 for fixed headers and limits.h.
18039 (install-include-dir, install-headers-tar, install-headers-cpio,
18040 install-headers-cp, real-install-headers-tar,
18041 real-install-headers-cpio, real-install-headers-cp): Handle
18042 include-fixed as well as include.
18043 (install-mkheaders): Don't install files that go only in include
18045 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18046 from GCC_INCLUDE_DIR.
18047 * gcc.c (process_command): Remove special -BstageN/ handling.
18048 (do_spec_1): Add include-fixed directories.
18050 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18052 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18054 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18056 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18059 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18061 * c-common.c (get_priority): Add check for
18062 SUPPORTS_INIT_PRIORITY.
18064 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18066 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18068 * config/bfin/bfin.c: Include "cfglayout.h".
18069 (MAX_LSETUP_DISTANCE): New macro.
18070 (struct loop_info): New members incoming, incoming_src and
18071 incoming_dest. Delete member predecessor.
18072 (length_for_loop): New function.
18073 (bfin_optimize_loop): Handle more different loop structures.
18074 (bfin_discover_loop): Rework detection of predecessor blocks by
18075 examining incoming edges.
18076 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18078 (bfin_reorder_loops): New function.
18079 (bfin_reorg_loops): Use these three new functions.
18081 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18082 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18083 (CONSTRAINT_LEN): Add entry for 'q'.
18084 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18085 Add 'q' constraints.
18086 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18087 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18089 * config/bfin/bfin.md (add_with_carry): New pattern.
18090 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18091 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18092 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18093 support unsigned multiplies too. Removed incorrect commutativity from
18094 operand 1 constraint where appropriate.
18095 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18097 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18098 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18100 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18101 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18102 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18103 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18104 usmulhisi_hh_huh): New patterns.
18106 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18107 lshifthi3): Fix output template to use half reg for operand 2.
18109 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18112 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18114 2007-02-27 Andreas Schwab <schwab@suse.de>
18116 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18118 2007-02-27 Jan Hubicka <jh@suse.cz>
18120 * predict.c (last_basic_block_p): Remove.
18121 (tree_estimate_probability): Update return heuristic for commonized
18124 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18126 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18128 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18130 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18131 * doc/cpp.texi: Standardize title page.
18132 * doc/cppinternals.texi: Likewise.
18133 * doc/gcc.texi: Standardize title page, remove version number
18134 from copyright page.
18135 * doc/gccint.texi: Likewise.
18136 * doc/install.texi: Standardize title page, add table of
18139 2007-02-26 Jan Hubicka <jh@suse.cz>
18141 * predict.def: Set outcomes according to more recent results.
18142 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18143 Remove dead predictors.
18144 * predict.c (return_prediction): Fix pasto.
18146 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18148 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18149 change; avoid a memory leak when returning early.
18151 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18153 * c-decl.c (static_ctors): Move to c-common.c.
18154 (static_dtors): Likewise.
18155 (finish_function): Use c_record_cdtor_fn.
18156 (build_cdtor): Move to c-common.c.
18157 (c_write_global_declarations): Use c_build_cdtor_fns.
18158 * c-common.h (static_ctors): Declare.
18159 (static_dtors): Likewise.
18160 (c_record_cdtor_fn): Likewise.
18161 (c_build_cdtor_fns): Likewise.
18162 * c-common.c (static_ctors): New variable.
18163 (static_dtors): Likewise.
18164 (c_record_cdtor_fn): New function.
18165 (build_cdtor): Move from c-decl.c
18166 (c_build_cdtor_fns): New function.
18168 * output.h (assemble_addr_to_section): Declare.
18169 (get_cdtor_priority_section): Likewise.
18170 * varasm.c (assemble_addr_to_section): New function.
18171 (get_cdtor_priority_section): Likewise.
18172 (default_named_section_asm_out_destructor): Use them.
18173 (destor_dtor_section_asm_out_destructor): Likewise.
18174 (default_named_section_asm_out_constructor): Likewise.
18175 (default_ctor_section_asm_out_constructor): Likewise.
18176 * config.gcc (*-*-vxworks*): Include vxworks.o.
18177 * config/t-vxworks (vxworks.o): New target.
18178 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18179 (TARGET_ASM_CONSTRUCTOR): Define.
18180 (TARGET_ASM_DESTRUCTOR): Likewise.
18181 (vxworks_asm_out_constructor): Declare.
18182 (vxworks_asm_out_destructor): Likewise.
18184 * c-common.c (get_priority): Check that we have not just an
18185 INTEGER_CST, but an integer constant with integeral type.
18187 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18189 PR tree-optimization/30938
18190 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18191 use &dt[nargs-1] instead of &dt[nargs] in the call to
18192 vect_is_simple_use().
18194 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18196 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18197 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18198 Do not attempt to handle MEM inside auto-inc expressions.
18199 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18200 of a register modified by an auto-inc expression. However, do handle
18201 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18202 (elimination_effects): Prohibit elimination of a register modified
18203 by an auto-inc expression. Disable register elimination rules whose
18204 target register is modified by an auto-inc expression with variable
18207 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18209 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18211 (array_at_struct_end_p): New function.
18212 (idx_infer_loop_bounds): Use it.
18213 (estimate_numbers_of_iterations_loop): Export.
18214 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18215 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18216 (tree_estimate_probability): Call record_loop_exits.
18217 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18218 (estimated_loop_iterations, estimated_loop_iterations_int,
18219 estimated_loop_iterations_tree): New functions.
18220 (analyze_siv_subscript_cst_affine,
18221 compute_overlap_steps_for_affine_1_2,
18222 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18223 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18224 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18225 (PRED_LOOP_ITERATIONS_GUESSED): New.
18226 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18227 * cfgloop.h (estimate_numbers_of_iterations_loop,
18228 estimated_loop_iterations_int): Declare.
18230 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18232 * doc/extend.texi: Document optional priority argument to
18233 constructors and destructors.
18234 * tree.c (init_priority_for_decl): Adjust GTY markers.
18235 (init_ttree): Use priority-info hash functions for
18236 init_priority_for_decl.
18237 (tree_map_eq): Rename to ...
18238 (tree_map_base_eq): ... this.
18239 (tree_map_marked_p): Rename to ...
18240 (tree_map_base_marked_p): ... this.
18241 (tree_map_base_hash): New function.
18242 (decl_init_priority_lookup): Rework.
18243 (decl_fini_priority_lookup): New function.
18244 (decl_priority_info): New function.
18245 (decl_init_priority_insert): Use it.
18246 (decl_fini_priority_insert): Likewise.
18247 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18249 (decl_restrict_base_insert): Likewise.
18250 (decl_debug_expr_insert): Likewise.
18251 (decl_value_expr_lookup): Likewise.
18252 (decl_value_expr_insert): Likewise.
18253 * tree.h (priority_type): New type.
18254 (decl_init_priority_lookup): Use priority_type.
18255 (decl_fini_priority_lookup): New function.
18256 (decl_init_priority_insert): Use priority_type.
18257 (decl_fini_priority_insert): New function.
18258 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18259 (DECL_INIT_PRIORITY): Likewise.
18260 (SET_DECL_INIT_PRIORITY): Add comment.
18261 (DECL_FINI_PRIORITY): New macro.
18262 (SET_DECL_FINI_PRIORITY): Likewise.
18263 (DEFAULT_INIT_PRIORITY): Document.
18264 (MAX_INIT_PRIORITY): Likewise.
18265 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18266 (tree_map_base): New type.
18267 (tree_map_base_eq): New function.
18268 (tree_map_base_hash): Likewise.
18269 (tree_map_base_marked_p): Likewise.
18270 (tree_map): Inherit from tree_map_base.
18271 (tree_map_eq): Make it a macro.
18272 (tree_map_marked_p): Likewise.
18273 (tree_int_map): Inherit from tree_map_base.
18274 (tree_int_map_eq): Make it a macro.
18275 (tree_int_map_hash): Likewise.
18276 (tree_int_map_marked_p): Likewise.
18277 (tree_priority_map): New type.
18278 (tree_priority_map_eq): New macro.
18279 (tree_priority_map_hash): Likewise.
18280 (tree_priority_map_marked_p): Likewise.
18281 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18283 (emutls_common_1): Likewise.
18284 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18285 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18286 of tree_map hierarchy.
18287 * tree-cfg.c (move_stmt_r): Likewise.
18288 (new_label_mapper): Likewise.
18289 * c-tree.h (c_expand_body): Move to ...
18290 * c-common.h (c_expand_body): ... here.
18291 * c-decl.c (c_expand_body): Move to ...
18292 * c-common.c (c_expand_body): ... here.
18293 (c_common_attribute_table): Allow 1 argument for the constructor
18294 and destructor attributes.
18295 (get_priority): New function.
18296 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18297 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18299 2007-02-24 Jan Hubicka <jh@suse.cz>
18301 PR middle-end/30509
18302 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18303 copying for inlining.
18305 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18306 Jan Hubicka <jh@suse.cz>
18309 * i386.c (counter_mode): New function.
18310 (expand_set_or_movmem_via_loop): Use it.
18311 (expand_movmem_epilogue): Likewise; fix pasto.
18312 (ix86_expand_movmem): Do emit guard even for constant counts.
18313 (ix86_expand_setmem): Likewise.
18315 2007-02-25 Nick Clifton <nickc@redhat.com>
18317 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18318 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18320 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18323 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18324 count argument with 0x10, not with 0x16.
18325 (expand_setmem_epilogue): Ditto.
18327 2007-02-24 Mike Stump <mrs@apple.com>
18329 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18332 2007-02-24 Richard Guenther <rguenther@suse.de>
18334 PR middle-end/30951
18335 * fold-const.c (fold_binary): Fold x +- CST op x for
18336 EQ_EXPR and NE_EXPR.
18338 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18340 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18342 2007-02-24 Jan Hubicka <jh@suse.cz>
18344 * cgraphunit.c (decide_is_function_needed): Honor
18345 -fkeep-inline-functions.
18347 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18349 * builtins.c (fold_builtin_modf): New.
18350 (fold_builtin_2): Use it.
18352 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18354 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18355 (determine_max_iter): Take additional LOOP arg; all callers changed.
18356 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18357 one using simplifications.
18358 (simplify_using_initial_values): Return if the expression becomes
18359 invalid due to altered regs.
18361 2007-02-23 DJ Delorie <dj@redhat.com>
18363 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18365 2007-02-23 Mike Stump <mrs@apple.com>
18367 * tlink.c (scan_linker_output): Parse linker messages from
18368 darwin9's linker better.
18370 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18373 * varpool.c (varpool_assemble_pending_decls): Set
18374 varpool_last_needed_node to null.
18376 2007-02-23 DJ Delorie <dj@redhat.com>
18378 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18379 alignment bigger than the object file can handle.
18381 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18384 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18385 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18386 (*movsf_1): Penalize MMX moves.
18388 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18390 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18391 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18393 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18395 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18397 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18398 (fold_builtin_1): Use them.
18399 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18400 BUILT_IN_SIGNIFICAND.
18402 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18404 * config/i386/i386.c (bdesc_1arg): Initialize
18405 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18406 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18407 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18408 and IX86_BUILTIN_MOVSLDUP.
18410 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18412 PR rtl-optimization/30841
18413 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18415 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18417 * builtins.c (fold_builtin_frexp): New.
18418 (fold_builtin_2): Use it.
18420 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18422 * doc/invoke.texi (Spec Files): Document getenv spec function.
18424 * gcc.c (getenv_spec_function): New function.
18425 (static_spec_functions): Add it.
18426 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18427 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18430 2007-02-22 Michael Matz <matz@suse.de
18433 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18434 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18436 2007-02-22 Ian Lance Taylor <iant@google.com>
18439 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18440 (mem_loc_descriptor): Call it.
18442 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18443 Ira Rosen <irar@il.ibm.com>
18445 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18447 2007-02-22 Ira Rosen <irar@il.ibm.com>
18449 PR tree-optimization/30843
18450 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18451 stores only after all the group is vectorized.
18453 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18455 PR tree-optimization/30858
18456 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18457 in the reduction cycle have a single use in the loop.
18458 * tree-vectorizer.h (relevant): Add documentation.
18460 2007-02-20 Mike Stump <mrs@apple.com>
18462 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18463 * configure: Regenerate.
18465 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18467 Change the defaults of some parameters and options.
18468 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18469 * config/spu/spu.c (spu_optimization_options): Add.
18470 (spu_override_options): Change params in spu_optimization_options.
18471 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18473 Register 127 is only 16 byte aligned when used as a frame pointer.
18474 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18475 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18476 HARD_FRAME_POINTER_REGNUM.
18477 (spu_legitimate_address): Use regno_aligned_for_reload.
18478 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18479 aligned when frame_pointer_needed is true.
18480 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18482 * config/spu/spu.h (INIT_EXPANDERS): Define.
18484 Make sure shift and rotate instructions have valid immediate operands.
18485 * config/spu/predicates.md (spu_shift_operand): Remove.
18486 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18487 * config/spu/constraints.md (W, O): Extend range.
18488 * config/spu/spu.md (umask, nmask): Define.
18489 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18490 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18491 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18492 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18493 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18494 (lshr<mode>3_reg): Fix rtl description.
18496 Make sure mulhisi immediate operands are valid.
18497 * config/spu/predicates.md (imm_K_operand): Add.
18498 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18500 Generate constants using fsmbi and andi.
18501 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18502 (print_operand, spu_split_immediate, classify_immediate,
18503 fsmbi_const_p): Handle IC_FSMBI2.
18505 Correctly handle a CONST_VECTOR containing symbols.
18506 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18507 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18508 (immediate_load_p): Allow symbols that use 2 instructions to create.
18509 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18510 with symbols when flag_pic is set.
18511 (const_vector_immediate_p): New.
18512 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18513 accept a CONST_VECTOR with symbols.
18514 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18515 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18517 * config/spu/spu.md (high, low): Delete.
18518 (low_<mode>): Define.
18520 Remove INTRmode and INTR_REGNUM, which didn't work.
18521 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18523 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18524 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18525 peephole2 pattern): Don't use INTR or 131.
18526 (movintrcc): Delete.
18527 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18528 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18529 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18530 (UNSPEC_SET_INTR): Add.
18531 * config/spu/spu-modes.def (INTR): Remove.
18533 More accurate warnings about run-time relocations.
18534 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18536 Correctly warn about immediate arguments to specific intrinsics.
18537 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18538 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18539 the instruction predicate.
18541 Fix tree check errors with latest update.
18542 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18544 (spu_expand_builtin): Use CALL_EXPR_FN.
18546 Add missing specific intrinsics.
18547 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18549 * config/spu/spu_internals.h: Ditto.
18551 Fix incorrect operand modifiers.
18552 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18553 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18555 Optimize one case of zero_extend of a vec_select.
18556 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18558 Accept any immediate for hbr.
18559 * config/spu/spu.md (hbr): Change s constraints to i.
18561 2007-02-21 Paul Brook <paul@codesourcery.com>
18563 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18564 condexec_count when skipping USE and CLOBBER.
18566 2007-02-21 Nick Clifton <nickc@redhat.com>
18568 * common.opt (Warray-bounds): Add Warning attribute.
18569 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18571 (fsized-zeroes): Add Optimization attribute.
18572 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18573 * c.opt (Wc++0x-compat): Add Warning attribute.
18575 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18577 PR middle-end/30761
18578 * reload1.c (eliminate_regs_in_insn): In the single_set special
18579 case, attempt to re-recognize the insn before falling back to
18580 having reload fix it up.
18582 2007-02-20 Eric Christopher <echristo@gmail.com>
18584 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18585 Rewrite accordingly.
18586 (frv_read_iacc_argument): Ditto.
18587 (frv_expand_set_builtin): Take a call instead of arglist, update for
18589 (frv_expand_unop_builtin): Ditto.
18590 (frv_expand_binop_builtin): Ditto.
18591 (frv_expand_cut_builtin): Ditto.
18592 (frv_expand_binopimm_builtin): Ditto.
18593 (frv_expand_voidbinop_builtin): Ditto.
18594 (frv_expand_int_void2arg): Ditto.
18595 (frv_expand_prefetches): Ditto.
18596 (frv_expand_voidtriop_builtin): Ditto.
18597 (frv_expand_voidaccop_builtin): Ditto.
18598 (frv_expand_load_builtin): Ditto.
18599 (frv_expand_store_builtin): Ditto.
18600 (frv_expand_mdpackh_builtin): Ditto.
18601 (frv_expand_mclracc_builtin): Ditto.
18602 (frv_expand_mrdacc_builtin): Ditto.
18603 (frv_expand_mwtacc_builtin): Ditto.
18604 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18607 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18609 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18610 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18612 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18613 point instructions.
18614 * configure: Regenerate.
18615 * config.in: Regenerate.
18616 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18617 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18618 masks to power6 and power6x and to POWERPC_MASKS.
18619 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18621 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18622 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18623 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18624 Access PROTOTYPE as variable, not mask.
18626 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18628 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18629 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18630 * combine.c (adjust_for_new_dest): Use it.
18631 * postreload.c (reload_combine): Likewise.
18633 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18635 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18636 notes on an insn with multiple sets, even if single_set returns
18637 non-NULL for that insn.
18639 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18641 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18642 scalbn and scalbln.
18644 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18646 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18647 if user didn't pass it.
18648 * config/i386/darwin.h (CC1_SPEC): Likewise.
18649 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18650 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18651 -mmacosx-version-min.
18653 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18654 Uros Bizjak <ubizjak@gmail.com>
18656 * optabs.h (enum optab_index): Add new OTI_scalb.
18657 (scalb_optab): Define corresponding macro.
18658 * optabs.c (init_optabs): Initialize scalb_optab.
18659 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18661 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18662 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18663 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18664 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18665 flag_unsafe_math_optimizations is set.
18667 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18668 to implement scalbf, scalb and scalbl built-ins as inline x87
18671 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18672 DJ Delorie <dj@redhat.com>
18675 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18676 (diagnostic_report_diagnostic): ... here, and turn them into real
18677 errors. If warnings are inhibited, no need to do anything.
18679 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18681 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18682 better code generation.
18684 2007-02-20 Ben Elliston <bje@au.ibm.com>
18686 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18688 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18690 * config/alpha/alpha.c, config/alpha/alpha.md,
18691 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18692 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18693 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18694 config/arm/lib1funcs.asm: Follow spelling conventions.
18696 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18697 config/fr30/fr30.md, config/i386/i386.h,
18698 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18699 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18700 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18701 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18702 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18703 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18704 config/sparc/sparc.c, config/sparc/sparc.h,
18705 config/sparc/sparc.md, config/spu/constraints.md,
18706 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18709 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18712 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18715 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18717 * doc/invoke.texi (-ftree-lrs): Remove.
18719 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18721 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18724 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18726 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18727 new CALL_EXPR_FN macro for retrieving the function
18728 declaration of the input expression.
18730 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18732 * c.opt (Waddress): New.
18733 * common.opt (Walways-true): Delete.
18734 (Wstring-literal-comparison): Delete.
18735 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18736 -Wstring-literal-comparison. Add -Waddress.
18738 (Walways-true): Delete.
18739 (Wstring-literal-comparison): Delete.
18740 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18741 consistently instead of -Walways-true in example.
18742 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18743 * c-typeck.c (parser_build_binary_op): Replace
18744 -Wstring-literal-comparison and -Walways-true with -Waddress.
18745 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18748 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18750 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18751 without DECL_STRUCT_FUNCTION initialized.
18753 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18755 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18756 due to calls to functions taking pointers as parameters.
18758 2007-02-19 Richard Henderson <rth@redhat.com>
18761 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18764 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18766 * config/s390/s390.c (s390_call_saved_register_used,
18767 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18768 accessed to the new scheme.
18770 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18772 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18773 (cris_print_index, cris_print_operand, cris_print_operand_address)
18774 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18775 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18776 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18777 GET_CODE () == xxx.
18778 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18779 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18780 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18781 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18782 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18783 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18784 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18785 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18786 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18787 (uminsi3, call, call_value): Ditto.
18788 (define_split: indir_to_reg_split, unnamed): Ditto.
18790 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18792 PR tree-optimization/30975
18793 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18796 2007-02-18 Eric Christopher <echristo@gmail.com>
18798 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18799 Remove use of arglist.
18800 (mips_expand_builtin): Remove use of arglist, pass in expr.
18801 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18802 (mips_expand_builtin_movtf): Ditto.
18803 (mips_expand_builtin_compare): Ditto.
18805 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18807 * tree-sra.c (sra_build_assignment): Replace assertion
18808 checking with a comment explaining why it can't be done.
18810 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18812 PR middle-end/30833
18813 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18814 during CALL_EXPR representation conversion.
18815 * tree-ssa-propagate.c (set_rhs): Likewise.
18817 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18819 * tree-sra.c (sra_build_assignment): Disable assertion checking
18822 2007-02-18 Roger Sayle <roger@eyesopen.com>
18824 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18825 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18826 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18828 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18829 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18830 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18831 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18832 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18833 force_gimple_operand): Likewise.
18834 * ipa-cp.c (constant_val_insert): Likewise.
18835 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18836 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18837 perfect_nestify): Likewise.
18838 * langhooks.c (lhd_omp_assignment): Likewise.
18839 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18840 lower_copyprivate_clauses, lower_send_clauses,
18841 lower_send_shared_vars, expand_parallel_call,
18842 expand_omp_for_generic, expand_omp_for_static_nochunk,
18843 expand_omp_for_static_chunk, expand_omp_sections,
18844 lower_omp_single_copy, lower_omp_for_lastprivate,
18845 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18846 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18847 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18850 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18852 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18853 config/sh/sh.md: Follow spelling conventions.
18855 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18856 config/frv/predicates.md: Follow spelling conventions.
18858 * config/m68k/linux-unwind.h: Fix a comment typo.
18859 * target.h: Follow spelling conventions.
18861 2007-02-18 Roger Sayle <roger@eyesopen.com>
18863 PR rtl-optimization/28173
18864 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18865 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18866 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18867 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18868 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18870 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18872 * builtins.c (fold_builtin_load_exponent): New.
18873 (fold_builtin_2): Use it.
18875 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18877 PR rtl-optimization/30773
18878 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18879 if we fail to attach a REG_EQUIV note.
18881 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18882 Roger Sayle <roger@eyesopen.com>
18884 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18886 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18888 * calls.c (initialize_argument_information): Pass original EXP
18889 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18890 code to split complex arguments here, as part of initializing the
18892 (expand_call): Remove code that builds a list of arguments and
18893 inserts implicit arguments into it. Instead, just count how many
18894 implicit arguments there will be so we can determine the size of
18895 the ARGS array, and let initialize_argument_information do the work.
18896 (split_complex_values): Delete unused function.
18898 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18900 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18902 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18904 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18905 for arg pointer based indexed addressing.
18907 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18909 * config/ia64/ia64.h, config/ia64/ia64.md,
18910 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18911 spelling conventions.
18913 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18915 * config/m68k/m68k.c (split_di): New.
18916 * config/m68k/m68k-protos.h: Declare split_di.
18917 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18918 Improve predicate handling and split constant shifts.
18920 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18922 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18923 parameter for register bitfield operations, general predicates
18926 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18928 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18929 * config/m68k/linux-unwind.h: New file.
18931 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18933 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18934 config/i386/athlon.md, config/ia64/ia64.md,
18935 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18936 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18937 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18938 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18939 tree-vect-transform.c: Fix comment typos.
18941 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18943 * sched-deps.c (find_insn_list): Remove.
18944 * sched-int.h: Remove the prototype for find_insn_list.
18946 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18948 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18950 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18951 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18952 darwin_rs6000_override_options.
18953 (C_COMMON_OVERRIDE_OPTIONS): Expect
18954 darwin_macosx_version_min to be non-NULL always.
18955 (TARGET_C99_FUNCTIONS): Likewise.
18956 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18957 (DARWIN_MINVERSION_SPEC): New.
18958 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18959 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18961 (DARWIN_MINVERSION_SPEC): New.
18962 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18964 * config/darwin-c.c (darwin_cpp_builtins): Expect
18965 darwin_macosx_version_min to be non-NULL always.
18967 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18969 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18971 * config/i386/i386.h (x86_use_xchgb): New.
18972 (TARGET_USE_XCHGB): New macro.
18973 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18974 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18975 Split after reload into bswaphi for shifts of 8.
18976 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18977 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18978 or when optimizing for size.
18980 2007-02-16 Richard Guenther <rguenther@suse.de>
18981 Christian Bruel <christian.bruel@st.com>
18983 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18984 DECLs but prefer SSA_NAMEs over DECLs.
18986 2007-02-16 Richard Guenther <rguenther@suse.de>
18988 * tree-flow-inline.h (single_imm_use_p): Remove.
18989 (zero_imm_uses_p): Likewise.
18990 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18991 instead of single_imm_use_p.
18992 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18995 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18998 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18999 nested double- and backquotes.
19001 2007-02-15 Roger Sayle <roger@eyesopen.com>
19003 PR middle-end/30391
19004 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19005 should be unreachable.
19006 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19007 For the time being redirect GIMPLE_MODIFY_STMT to the new
19008 (renamed) build_gimple_modify_stmt_stat.
19009 (build2_gimple_stat): Rename to...
19010 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19011 Always build a GIMPLE_MODIFY_STMT node.
19012 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19013 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19016 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19017 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19018 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19019 expand_complex_div_wide): Likewise.
19020 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19021 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19022 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19023 * tree-ssa-loop-manip.c (create_iv): Likewise.
19024 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19025 abs_replacement): Likewise.
19026 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19027 realify_fake_stores): Likewise.
19029 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19030 node rather than a GIMPLE_MODIFY_STMT node.
19031 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19032 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19034 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19035 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19036 GIMPLE_MODIFY_STMT.
19038 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19040 PR middle-end/30433
19041 * fold-const.c (fold_comparison): Add back the
19042 folding of constant complex comparisions.
19044 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19046 PR middle-end/30729
19047 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19048 effects unknown to this function, return early.
19050 2007-02-15 Ian Lance Taylor <iant@google.com>
19052 * lower-subreg.c (move_eh_region_note): New static function.
19053 (resolve_simple_move): Call it.
19054 (decompose_multiword_subregs): Track blocks for which we resolve a
19055 simple move which is also a control flow insn. Pass them to
19056 find_many_sub_basic_blocks.
19057 (pass_lower_subreg): Add TODO_verify_flow.
19058 (pass_lower_subreg2): Likewise.
19060 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19061 Brooks Moses <brooks.moses@codesourcery.com>
19062 Lee Millward <lee.millward@codesourcery.com>
19064 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19065 (VL_EXP_CLASS_P): New.
19066 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19068 (TREE_OPERAND_CHECK_CODE): Likewise.
19069 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19070 (TREE_RTL_OPERAND_CHECK): Likewise.
19071 (tree_operand_check_failed): Make second parameter the whole tree
19072 instead of its code. Fixed callers.
19073 (VL_EXP_CHECK): New.
19074 (TREE_OPERAND_LENGTH): New.
19075 (VL_EXP_OPERAND_LENGTH): New.
19076 (CALL_EXPR_FN): New.
19077 (CALL_EXPR_STATIC_CHAIN): New.
19078 (CALL_EXPR_ARGS): New.
19079 (CALL_EXPR_ARG): New.
19080 (call_expr_nargs): New.
19081 (CALL_EXPR_ARGP): New.
19082 (build_nt_call_list): Declare.
19083 (build_vl_exp_stat): Declare.
19084 (build_vl_exp): New.
19085 (build_call_list): Declare.
19086 (build_call_nary): Declare.
19087 (build_call_valist): Declare.
19088 (build_call_array): Declare.
19089 (call_expr_arg): Declare.
19090 (call_expr_argp): Declare.
19091 (call_expr_arglist): Declare.
19092 (fold_build_call_list): Declare.
19093 (fold_build_call_list_initializer): Declare.
19094 (fold_call_expr): Declare to replace fold_builtin.
19095 (fold_builtin_fputs): Update to agree with modified definition.
19096 (fold_builtin_strcpy): Likewise.
19097 (fold_builtin_strncpy): Likewise.
19098 (fold_builtin_memory_chk): Likewise.
19099 (fold_builtin_stxcpy_chk): Likewise.
19100 (fold_builtin_strncpy_chk): Likewise.
19101 (fold_builtin_next_arg): Likewise.
19102 (fold_build_call_expr): Declare.
19103 (fold_builtin_call_list): Declare.
19104 (fold_builtin_call_valist): Declare.
19105 (build_call_expr): Declare.
19106 (validate_arglist): Update to agree with modified definition.
19107 (tree_operand_length): New.
19108 (call_expr_arg_iterator): New.
19109 (init_call_expr_arg_iterator): New.
19110 (next_call_expr_arg): New.
19111 (first_call_expr_arg): New.
19112 (more_call_expr_args_p): New.
19113 (FOR_EACH_CALL_EXPR_ARG): New.
19115 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19116 and tcc_gimple_stmt.
19117 (tree_code_size): Update documentation. Use sizeof (tree) rather
19118 than sizeof (char *).
19119 (tree_size): Likewise. Add case for tcc_vl_exp.
19120 (tree_node_structure): Add case for tcc_vl_exp.
19121 (contains_placeholder_p): Likewise.
19122 (substitute_in_expr): Likewise.
19123 (substitute_placeholder_in_expr): Likewise.
19124 (stabilize_reference_1): Likewise.
19125 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19126 to diagnose breakage of this interface for constructing CALL_EXPRs.
19127 (build_nt): Add similar assertion here.
19128 (build_nt_call_list): New.
19129 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19130 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19132 (get_callee_fndecl): Use new CALL_EXPR accessors.
19133 (tree_operand_check_failed): Change parameters to pass entire node
19134 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19135 (process_call_operands): New.
19136 (build_vl_exp_stat): New.
19137 (build_call_list): New.
19138 (build_call_nary): New.
19139 (build_call_valist): New.
19140 (build_call_array): New.
19141 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19142 (call_expr_arglist): New.
19144 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19145 tcc_vl_exp instead of a fixed-size tcc_expression.
19147 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19148 accessors for CALL_EXPRs.
19149 (AGGR_INIT_EXPR): Likewise.
19151 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19152 Brooks Moses <brooks.moses@codesourcery.com>
19153 Lee Millward <lee.millward@codesourcery.com>
19155 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19156 (expand_builtin_nonlocal_goto): Change parameter to be entire
19157 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19158 (expand_builtin_prefetch): Likewise.
19159 (expand_builtin_classify_type): Likewise.
19160 (mathfn_built_in): Return NULL_TREE instead of 0.
19161 (expand_errno_check): Use new CALL_EXPR accessors.
19162 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19163 Return NULL_RTX instead of 0.
19164 (expand_builtin_mathfn_2): Likewise.
19165 (expand_builtin_mathfn_3): Likewise.
19166 (expand_builtin_interclass_mathfn): Likewise.
19167 (expand_builtin_sincos): Likewise.
19168 (expand_builtin_cexpi): Likewise.
19169 (expand_builtin_int_roundingfn): Likewise.
19170 (expand_builtin_int_roundingfn_2): Likewise.
19171 (expand_builtin_pow): Likewise.
19172 (expand_builtin_powi): Likewise.
19173 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19174 of arglist, fixing callers appropriately. Use new CALL_EXPR
19175 accessors and constructors. Return NULL_RTX instead of 0.
19176 (expand_builtin_strstr): Likewise.
19177 (expand_builtin_strchr): Likewise.
19178 (expand_builtin_strrchr): Likewise.
19179 (expand_builtin_strpbrk): Likewise.
19180 (expand_builtin_memcpy): Likewise.
19181 (expand_builtin_mempcpy): Likewise.
19182 (expand_builtin_mempcpy_args): New.
19183 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19184 (expand_builtin_memmove_args): New.
19185 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19186 (expand_movstr): Likewise.
19187 (expand_builtin_strcpy): Likewise.
19188 (expand_builtin_strcpy_args): New.
19189 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19190 (expand_builtin_strncpy): Likewise.
19191 (expand_builtin_memset): Likewise.
19192 (expand_builtin_memset_args): New.
19193 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19194 (expand_builtin_memcmp): Likewise.
19195 (expand_builtin_strcmp): Likewise.
19196 (expand_builtin_strncmp): Likewise.
19197 (expand_builtin_strcat): Likewise.
19198 (expand_builtin_strncat): Likewise.
19199 (expand_builtin_strspn): Likewise.
19200 (expand_builtin_strcspn): Likewise.
19201 (expand_builtin_args_info): Likewise.
19202 (expand_builtin_va_start): Likewise.
19203 (gimplify_va_arg_expr): Likewise.
19204 (expand_builtin_va_end): Likewise.
19205 (expand_builtin_va_copy): Likewise.
19206 (expand_builtin_frame_address): Likewise.
19207 (expand_builtin_alloca): Likewise.
19208 (expand_builtin_bswap): Likewise.
19209 (expand_builtin_unop): Likewise.
19210 (expand_builtin_fputs): Likewise.
19211 (expand_builtin_expect): Likewise.
19212 (expand_builtin_fabs): Likewise.
19213 (expand_builtin_copysign): Likewise.
19214 (expand_builtin_printf): Likewise.
19215 (expand_builtin_fprintf): Likewise.
19216 (expand_builtin_sprintf): Likewise.
19217 (expand_builtin_init_trampoline): Likewise.
19218 (expand_builtin_signbit): Likewise.
19219 (expand_builtin_fork_or_exec): Likewise.
19220 (expand_builtin_sync_operation): Likewise.
19221 (expand_builtin_compare_and_swap): Likewise.
19222 (expand_builtin_lock_test_and_set): Likewise.
19223 (expand_builtin_lock_release): Likewise.
19224 (expand_builtin): Likewise.
19225 (builtin_mathfn_code): Likewise.
19227 (fold_builtin_constant_p): Pass call arguments individually instead
19228 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19229 accessors and constructors. Return NULL_TREE instead of 0.
19230 (fold_builtin_expect): Likewise.
19231 (fold_builtin_classify_type): Likewise.
19232 (fold_builtin_strlen): Likewise.
19233 (fold_builtin_nan): Likewise.
19234 (integer_valued_real_p): Likewise.
19235 (fold_trunc_transparent_mathfn): Likewise.
19236 (fold_fixed_mathfn): Likewise.
19237 (fold_builtin_cabs): Likewise.
19238 (fold_builtin_sqrt): Likewise.
19239 (fold_builtin_cbrt): Likewise.
19240 (fold_builtin_cos): Likewise.
19241 (fold_builtin_cosh): Likewise.
19242 (fold_builtin_tan): Likewise.
19243 (fold_builtin_sincos): Likewise.
19244 (fold_builtin_cexp): Likewise.
19245 (fold_builtin_trunc): Likewise.
19246 (fold_builtin_floor): Likewise.
19247 (fold_builtin_ceil): Likewise.
19248 (fold_builtin_round): Likewise.
19249 (fold_builtin_int_roundingfn): Likewise.
19250 (fold_builtin_bitop): Likewise.
19251 (fold_builtin_bswap): Likewise.
19252 (fold_builtin_logarithm): Likewise.
19253 (fold_builtin_hypot): Likewise.
19254 (fold_builtin_pow): Likewise.
19255 (fold_builtin_powi): Likewise.
19256 (fold_builtin_exponent): Likewise.
19257 (fold_builtin_memset): Likewise.
19258 (fold_builtin_bzero): Likewise.
19259 (fold_builtin_memory_op): Likewise.
19260 (fold_builtin_bcopy): Deleted; call site changed to invoke
19261 fold_builtin_memory_op directly.
19262 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19263 (fold_builtin_strncpy): Likewise.
19264 (fold_builtin_memcmp): Likewise.
19265 (fold_builtin_strcmp): Likewise.
19266 (fold_builtin_strncmp): Likewise.
19267 (fold_builtin_signbit): Likewise.
19268 (fold_builtin_copysign): Likewise.
19269 (fold_builtin_isascii): Likewise.
19270 (fold_builtin_toascii): Likewise.
19271 (fold_builtin_isdigit): Likewise.
19272 (fold_builtin_fabs): Likewise.
19273 (fold_builtin_abs): Likewise.
19274 (fold_builtin_fmin_fmax): Likewise.
19275 (fold_builtin_carg): Likewise.
19276 (fold_builtin_classify): Likewise.
19277 (fold_builtin_unordered_cmp): Likewise.
19279 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19280 New functions split out from fold_builtin_1.
19281 (fold_builtin_n): New.
19282 (fold_builtin_varargs): New.
19283 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19285 (fold_call_expr): New.
19286 (build_function_call_expr): Rewrite to use new helper function.
19287 (fold_builtin_call_list): New.
19288 (build_call_expr): New.
19289 (fold_builtin_call_valist): New.
19290 (rewrite_call_expr): New.
19291 (validate_arg): New.
19292 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19293 of an arglist. Change return type to bool. Use new CALL_EXPR
19296 (fold_builtin_strstr): Pass call arguments individually instead
19297 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19298 accessors and constructors. Return NULL_TREE instead of 0.
19299 (fold_builtin_strchr): Likewise.
19300 (fold_builtin_strrchr): Likewise.
19301 (fold_builtin_strpbrk): Likewise.
19302 (fold_builtin_strcat): Likewise.
19303 (fold_builtin_strncat): Likewise.
19304 (fold_builtin_strspn): Likewise.
19305 (fold_builtin_strcspn): Likewise.
19306 (fold_builtin_fputs): Likewise.
19307 (fold_builtin_next_arg): Likewise.
19308 (fold_builtin_sprintf): Likewise.
19310 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19311 NULL_RTX instead of 0.
19312 (expand_builtin_memory_chk): Likewise.
19313 (maybe_emit_chk_warning): Likewise.
19314 (maybe_emit_sprintf_chk_warning): Likewise.
19316 (fold_builtin_object_size): Pass call arguments individually instead
19317 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19318 accessors and constructors. Return NULL_TREE instead of 0.
19319 (fold_builtin_memory_chk): Likewise.
19320 (fold_builtin_stxcpy_chk): Likewise.
19321 (fold_builtin_strncpy_chk): Likewise.
19322 (fold_builtin_strcat_chk): Likewise.
19323 (fold_builtin_strcat_chk): Likewise.
19324 (fold_builtin_strncat_chk): Likewise.
19325 (fold_builtin_sprintf_chk): Likewise.
19326 (fold_builtin_snprintf_chk): Likewise.
19327 (fold_builtin_printf): Likewise.
19328 (fold_builtin_vprintf): Likewise.
19330 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19332 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19333 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19334 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19335 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19336 (fold_unary): Likewise.
19337 (fold_binary): Likewise.
19338 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19339 ternary expressions.
19340 (fold): Add logic for tcc_vl_exp.
19341 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19342 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19343 (fold_build3_stat): Add assertion to flag broken interface for
19344 constructing CALL_EXPRs.
19345 (fold_build_call_list): New.
19346 (fold_build_call_list_initializer): New.
19347 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19349 (fold_strip_sign_ops): Likewise.
19351 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19352 Brooks Moses <brooks.moses@codesourcery.com>
19353 Lee Millward <lee.millward@codesourcery.com>
19355 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19356 accessors and dump arguments explicitly.
19358 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19360 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19362 (print_call_name): Use new CALL_EXPR accessors.
19364 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19365 CALL_EXPR arguments explicitly instead of as a list. Use
19366 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19368 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19369 (vrp_visit_stmt): Likewise.
19371 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19372 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19374 (force_move_till_expr): Likewise.
19376 * targhooks.c (default_external_stack_protect_fail): Use
19377 build_call_expr instead of build_function_call_expr.
19378 (default_hidden_stack_protect_fail): Likewise.
19380 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19383 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19384 and walk arguments explicitly.
19386 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19387 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19388 (expand_simple_operations): Likewise.
19389 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19391 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19392 of TREE_CODE_LENGTH.
19393 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19395 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19396 instead of TREE_CODE_LENGTH.
19398 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19399 (tree_ic_transform): Likewise.
19400 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19401 parameter instead of arglist. Fix callers.
19402 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19403 (tree_stringops_transform): Likewise.
19404 (tree_indirect_call_to_profile): Likewise.
19405 (tree_stringops_values_to_profile): Likewise.
19407 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19408 (eliminate_tail_call): Likewise.
19410 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19412 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19413 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19415 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19417 * omp-low.c (build_omp_barrier): Use build_call_expr.
19418 (lower_rec_input_clauses): Likewise.
19419 (lower_reduction_clauses): Likewise.
19420 (expand_parallel_call): Likewise.
19421 (maybe_catch_exception): Likewise.
19422 (expand_omp_for_generic): Likewise.
19423 (expand_omp_for_static_nochunk): Likewise.
19424 (expand_omp_sections): Likewise.
19425 (lower_omp_single_simple): Likewise.
19426 (lower_omp_single_copy): Likewise.
19427 (lower_omp_master): Likewise.
19428 (lower_omp_ordered): Likewise.
19429 (lower_omp_critical): Likewise.
19431 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19432 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19434 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19435 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19436 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19438 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19439 and generalize to handle any number of operands.
19440 (chrec_contains_undetermined): Likewise.
19441 (tree_contains_chrecs): Likewise.
19442 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19444 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19446 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19447 fold_call_expr instead of fold_builtin.
19448 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19449 match declarations there.
19450 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19453 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19454 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19456 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19457 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19459 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19462 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19463 (execute_cse_sincos): Use new CALL_EXPR accessors.
19465 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19467 * gimple-low.c (lower_function_body): Use build_call_expr.
19468 (lower_builtin_setjmp): Likewise.
19470 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19471 (set_storage_via_libcall): Likewise.
19472 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19473 instead of TREE_CODE_LENGTH.
19474 (expand_expr_real_1): Use new CALL_EXPR accessors.
19476 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19477 generalize to handle any number of operands.
19478 (TB_parent_eq): Likewise.
19480 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19481 (strip_builtin_expect): Likewise.
19483 * function.c (gimplify_parameters): Use build_call_expr.
19485 * tree-vectorizer.c (vect_is_simple_reduction): Use
19486 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19488 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19489 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19491 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19494 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19495 (gimplify_decl_expr): Likewise.
19496 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19497 Use new CALL_EXPR iterators.
19498 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19499 (gimplify_modify_expr_to_memset): Likewise.
19500 (gimplify_variable_sized_compare): Likewise.
19501 (gimplify_omp_atomic_fetch_op): Likewise.
19502 (gimplify_omp_atomic_pipeline): Likewise.
19503 (gimplify_omp_atomic_mutex): Likewise.
19504 (gimplify_function_tree): Likewise.
19506 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19507 (call_expr_flags): Likewise.
19508 (expand_call): Likewise.
19510 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19511 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19514 * coverage.c (create_coverage): Use build_call_expr.
19516 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19517 (temp_call_expr_obstack): New.
19518 (pool_copy_list): Delete.
19519 (temp_copy_call_expr): New.
19520 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19521 CALL_EXPR accessors. Get rid of special goo for copying argument
19522 lists and use temp_copy_call_expr instead.
19523 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19524 CALL_EXPR accessors.
19525 (create_expression_by_pieces): Likewise. Use build_call_array
19526 to construct the result instead of fold_build3.
19527 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19528 dealing with argument lists.
19529 (init_pre): Remove references to expression_node_pool and
19530 list_node_pool. Init temp_call_expr_obstack instead.
19531 (fini_pre): Remove references to expression_node_pool and
19534 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19535 and walk arguments explicitly instead of as a list.
19537 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19538 (mx_register_decls): Likewise.
19539 (mudflap_register_call): Likewise.
19540 (mudflap_finish_file): Likewise.
19542 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19543 (ipa_callsite_compute_param): Likewise.
19545 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19546 accessors and constructor.
19548 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19549 accessors and constructor.
19550 (convert_tramp_reference): Likewise.
19551 (convert_call_expr): Likewise.
19552 (finalize_nesting_tree_1): Likewise.
19554 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19557 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19559 * tree-inline.c (initialize_inlined_parameters): Pass entire
19560 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19562 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19563 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19565 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19566 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19567 (vectorizable_reduction): Likewise.
19568 (vectorizable_call): Use new CALL_EXPR iterators.
19569 (vectorizable_conversion): Use build_call_expr.
19570 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19571 (vect_gen_widened_results_half): Use build_call_expr.
19572 (vect_setup_realignment): Likewise.
19573 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19575 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19576 (pass_through_call): Likewise.
19577 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19580 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19581 (tree_gen_pow2_profiler): Likewise.
19582 (tree_gen_one_value_profiler): Likewise.
19583 (tree_gen_ic_func_profiler): Likewise.
19584 (tree_gen_average_profiler): Likewise.
19585 (tree_gen_ior_profiler): Likewise.
19587 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19588 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19589 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19591 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19592 of TREE_CODE_LENGTH.
19594 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19595 of TREE_CODE_LENGTH.
19597 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19599 (convert_to_integer): Likewise.
19601 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19604 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19605 Brooks Moses <brooks.moses@codesourcery.com>
19606 Lee Millward <lee.millward@codesourcery.com>
19608 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19610 * config/frv/frv.c (frv_expand_builtin): Likewise.
19611 * config/s390/s390.c (s390_expand_builtin): Likewise.
19613 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19614 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19616 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19617 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19618 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19619 (ix86_expand_store_builtin): Likewise.
19620 (ix86_expand_unop_builtin): Likewise.
19621 (ix86_expand_unop1_builtin): Likewise.
19622 (ix86_expand_sse_compare): Likewise.
19623 (ix86_expand_sse_comi): Likewise.
19624 (ix86_expand_vec_init_builtin): Likewise.
19625 (ix86_expand_vec_ext_builtin): Likewise.
19626 (ix86_expand_vec_set_builtin): Likewise.
19627 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19629 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19630 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19632 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19633 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19634 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19636 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19638 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19639 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19640 arglist. Use new CALL_EXPR accessors. Fix callers.
19641 (altivec_expand_abs_builtin): Likewise.
19642 (rs6000_expand_binop_builtin): Likewise.
19643 (altivec_expand_predicate_builtin): Likewise.
19644 (altivec_expand_lv_builtin): Likewise.
19645 (spe_expand_stv_builtin): Likewise.
19646 (altivec_expand_stv_builtin): Likewise.
19647 (rs6000_expand_ternop_builtin): Likewise.
19648 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19649 (altivec_expand_st_builtin): Likewise.
19650 (altivec_expand_dst_builtin): Likewise.
19651 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19652 arglist. Use new CALL_EXPR accessors. Fix callers.
19653 (altivec_expand_vec_set_builtin): Likewise.
19654 (altivec_expand_vec_ext_builtin): Likewise.
19655 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19656 (spe_expand_builtin): Likewise.
19657 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19658 arglist. Use new CALL_EXPR accessors. Fix callers.
19659 (spe_expand_evsel_builtin): Likewise.
19660 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19661 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19663 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19664 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19665 (arm_expand_unop_builtin): Likewise.
19666 (arm_expand_builtin): Use new CALL_EXPR accessors.
19668 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19671 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19672 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19674 (bfin_expand_unop_builtin): Likewise.
19675 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19677 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19678 Brooks Moses <brooks.moses@codesourcery.com>
19679 Lee Millward <lee.millward@codesourcery.com>
19681 * c-semantics.c (build_stmt): Add internal diagnostic check.
19683 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19684 accessors. Print arguments explicitly instead of as a list.
19686 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19688 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19689 (c_finish_omp_flish): Likewise.
19691 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19692 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19693 instead of TREE_CODE_LENGTH.
19694 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19695 (c_warn_unused_result): Likewise.
19697 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19700 * doc/invoke.texi (Warning Options): Remove
19701 -Werror-implicit-function-declaration.
19702 (Wimplicit-function-declaration): Update description.
19703 * opts.c (common_handle_option): Move handling of -Werror=* to...
19704 (enable_warning_as_error): ...here.
19705 * opts.h (enable_warning_as_error): Declare.
19706 * c-decl.c (implicit_decl_warning): Unless
19707 -Wno-implicit-function-declaration is given, emit a pedwarn if
19708 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19709 * c.opt (Wimplicit-function-declaration): Replace
19710 mesg_implicit_function_declaration with
19711 warn_implicit_function_declaration.
19712 * c-opts.c (c_common_handle_option):
19713 -Werror-implicit-function-declaration is exactly equal as
19714 -Werror=implicit-function-declaration.
19715 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19716 warn_implicit_function_declaration.
19717 (c_common_post_options): -Wimplict-function-declaration is enabled
19718 by default by -std=c99, otherwise is disabled by default.
19719 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19721 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19723 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19724 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19725 former is ignored but not the latter.
19727 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19729 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19730 is made and the reference doesn't use the alias set of its type,
19731 do not create the temporary using that type.
19733 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19735 * jump.c: Remove prototypes for delete_computation and
19736 delete_prior_computation.
19738 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19740 * jump.c (get_label_after): Delete.
19741 (get_label_before, delete_computation, delete_jump,
19742 delete_prior_computation, follow_jumps): Move...
19743 * reorg.c (delete_computation, delete_prior_computation): ... here...
19744 (get_label_before, delete_jump): ... making these static ...
19745 (follow_jumps): ... and simplifying this since it only runs after
19747 * rtl.h (get_label_after, get_label_before, delete_jump,
19748 follow_jumps): Delete prototypes.
19750 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19752 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19754 2007-02-15 Nick Clifton <nickc@redhat.com>
19756 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19757 order to prevent it from being munged by the target.
19759 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19761 * config/i386/i386.md: Remove misleading comment.
19763 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19765 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19766 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19769 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19771 * tree-sra.c (instantiate_missing_elements): Canonicalize
19773 (sra_build_assignment): New.
19774 (generate_copy_inout, generate_element_copy,
19775 generate_element_zero, generate_one_element_init): Use it.
19777 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19779 * tree-sra.c (instantiate_missing_elements): Canonicalize
19781 (sra_build_assignment): New.
19782 (generate_copy_inout, generate_element_copy,
19783 generate_element_zero, generate_one_element_init): Use it.
19785 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19787 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19790 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19792 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19793 types as aggregates not scalars.
19794 * function.c (assign_stack_temp_for_type): Likewise.
19796 2007-02-14 Roger Sayle <roger@eyesopen.com>
19797 Zdenek Dvorak <dvorakz@suse.cz>
19799 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19802 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19804 * passes.c (next_pass_1): Clear the next field of the copied
19807 2007-02-14 Richard Henderson <rth@redhat.com>
19809 * tree-sra.c (early_sra): New.
19810 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19811 (tree_sra_early, pass_sra_early): New.
19812 * tree-pass.h (pass_sra_early): Declare.
19813 * passes.c (init_optimization_passes): Use it.
19815 2007-02-14 Richard Guenther <rguenther@suse.de>
19817 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19819 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19821 PR tree-optimization/30771
19822 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19824 (vect_analyze_operations): Induction phis can now be marked as
19826 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19827 Update documentation accordingly.
19829 2007-02-14 Nick Clifton <nickc@redhat.com>
19831 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19832 most 3 arguments are supported.
19833 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19835 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19837 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19838 Ensure dst->current is valid.
19840 2007-02-13 Paul Brook <paul@codesourcery.com>
19842 * config.gcc: Add arm*-*-uclinux-*eabi.
19843 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19844 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19845 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19846 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19847 (LINK_SPEC): Define.
19848 (LIB_SPEC): Define.
19849 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19851 * config/arm/uclinux-eabi.h: New file.
19852 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19853 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19856 2007-02-13 Ian Lance Taylor <iant@google.com>
19858 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19859 * flags.h (warn_strict_overflow): Declare.
19860 (enum warn_strict_overflow_code): Define.
19861 (issue_strict_overflow_warning): New static inline function.
19862 * opts.c (warn_strict_overflow): New variable.
19863 (common_handle_option): Handle OPT_Wstrict_overflow and
19864 OPT_Wstrict_overflow_.
19865 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19867 * fold-const.c: Include intl.h.
19868 (fold_deferring_overflow_warnings): New static variable.
19869 (fold_deferred_overflow_warning): New static variable.
19870 (fold_deferred_overflow_code): New static variable.
19871 (fold_defer_overflow_warnings): New function.
19872 (fold_undefer_overflow_warnings): New function.
19873 (fold_undefer_and_ignore_overflow_warnings): New function.
19874 (fold_deferring_overflow_warnings_p): New function.
19875 (fold_overflow_warning): New static function.
19876 (make_range): Add strict_overflow_p parameter. Change all
19878 (extract_muldiv, extract_muldiv_1): Likewise.
19879 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19880 tree_expr_nonnegative_p.
19881 (fold_negate_expr): Call fold_overflow_warning.
19882 (fold_range_test): Likewise.
19883 (fold_comparison): Likewise.
19884 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19885 instead of tree_expr_nonnegative_p.
19886 (tree_expr_nonnegative_warnv_p): Rename from
19887 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19888 (tree_expr_nonnegative_p): New function.
19889 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19890 strict_overflow_p parameter.
19891 (tree_expr_nonzero_p): New function.
19892 * passes.c (verify_interpass_invariants): New static function.
19893 (execute_one_pass): Call it.
19894 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19896 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19897 (estimate_numbers_of_iterations): Likewise.
19898 (scev_probably_wraps_p): Likewise.
19899 * tree-ssa-ccp.c: Include "toplev.h".
19900 (evaluate_stmt): Defer fold overflow warnings until we know we are
19902 (struct fold_stmt_r_data): Add stmt field.
19903 (fold_stmt_r): Defer fold overflow warnings until we know we
19905 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19906 (fold_stmt_inplace): Likewise.
19907 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19908 (cleanup_control_expr_graph): Defer fold overflow warnings until
19909 we know we are going to optimize.
19910 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19911 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19913 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19914 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19915 * tree-ssa-loop-manip.c (create_iv): Likewise.
19916 * c-typeck.c (build_conditional_expr): Likewise.
19917 (build_binary_op): Likewise.
19918 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19919 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19920 (extract_range_from_unary_expr): Likewise.
19921 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19922 assuming that signed overflow does not occur.
19923 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19924 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19925 (fold_defer_overflow_warnings): Declare.
19926 (fold_undefer_overflow_warnings): Declare.
19927 (fold_undefer_and_ignore_overflow_warnings): Declare.
19928 (fold_deferring_overflow_warnings_p): Declare.
19929 (tree_expr_nonzero_warnv_p): Declare.
19930 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19931 of warning options.
19932 (Warning Options): Document -Wstrict-overflow.
19933 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19934 (tree-ssa-ccp.o): Likewise.
19935 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19936 (fold-const.o): Depend on intl.h.
19938 2007-02-13 Ian Lance Taylor <iant@google.com>
19940 PR middle-end/30751
19941 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19944 2007-02-13 Stuart Hastings <stuart@apple.com>
19946 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19948 2007-02-13 Richard Henderson <rth@redhat.com>
19950 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19951 handled_component_p before looking for the indirect_ref.
19953 2007-02-13 Richard Henderson <rth@redhat.com>
19955 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19956 remove flags clobber.
19957 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19958 (bswaphi_lowpart): New.
19959 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19960 remove TARGET_BSWAP test. Delete expander of the same name.
19962 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19963 (expand_unop): Use them.
19965 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19967 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19968 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19969 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19970 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19971 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19972 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19973 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19974 assembler dialect choice from asm templates.
19976 2007-02-12 Richard Henderson <rth@redhat.com>
19978 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19979 (fixuns_trunc<SSEMODEF>si2): Use it.
19980 * config/i386/sse.md (vec_setv4sf_0): Export.
19981 * config/i386/i386.c (ix86_build_const_vector): Export.
19982 (ix86_split_convert_uns_si_sse): Rename from
19983 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19984 * config/i386/i386-protos.h: Update.
19986 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19989 * c-typeck.c (c_finish_return): Improve warning message.
19991 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19993 * alias.c (find_symbolic_term): Delete unused function.
19995 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19997 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19998 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19999 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20001 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20003 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20004 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20005 the function, temporarily point the debug interface to the null one.
20007 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20009 * dwarf2out.c (round_up_to_align): New static function.
20010 (field_byte_offset): Use it to round the offset.
20012 2007-02-12 Richard Henderson <rth@redhat.com>
20014 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20015 (inswl_const): Export.
20017 2007-02-12 Richard Henderson <rth@redhat.com>
20019 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20020 result mode of the libcall, convert back to outmode.
20022 2007-02-12 Roger Sayle <roger@eyesopen.com>
20024 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20025 (bswapdi2): New define_expand to implement 32-bit implementation.
20027 2007-02-12 Nick Clifton <nickc@redhat.com>
20029 * doc/invoke.texi (Overall Options): Document --help=.
20030 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20031 (cc1_options): Pass --help= on to cc1.
20032 (display_help): Add description of --help=.
20033 (process_command): Add code to handle --help=. Allow translated
20034 --help and --target-help switches to be passed on to compiler
20036 (main): Remove unused if statement.
20037 * opts.c (columns): Remove.
20038 (LEFT_COLUMN): Define.
20039 (wrap_help): Add columns argument.
20040 (print_filtered_help): Change parameters to be an include bitmask,
20041 an exclude bitmask, an any bitmask and the column width. Move the
20042 code to display the params list here. Add code to display the
20043 status of options rather than their descriptions if the quiet flag
20045 (print_specific_help): Change parameters to be an include bitmask,
20046 an exclude bitmask and an any bitmask. Move code to look up the
20047 column width here. Decide upon the title for an options listing.
20048 (common_handle_options): Add code to handle --help=. Adapt code
20049 for --help and --target-help to use the revised form of the
20050 print_specific_help function.
20051 (print_help): Delete.
20052 (print_param_help): Delete.
20053 (print_switch): Delete.
20054 * opts.h (cl_lang_count): Add prototype.
20055 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20056 CL_MAX_OPTION_CLASS): New defines.
20057 * optc-gen.awk: Add construction of cl_lang_count.
20058 * c.opt: Add Warning attribute to warning options and Optimization
20059 attribute to optimization options.
20060 * common.opt: Likewise.
20062 Add -fhelp and -ftarget-help as aliases for the transformed --help
20063 and --target-help options.
20064 * opt-functions.awk: Add code to handle Warning and Optimization
20067 2007-02-12 Richard Henderson <rth@redhat.com>
20069 * config/alpha/constraints.md: New file.
20070 * config/alpha/alpha.c: Include tm-constrs.h.
20071 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20072 alpha_extra_constraint): Remove.
20073 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20074 * config/alpha/alpha-protos.h: Update.
20075 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20076 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20077 (EXTRA_CONSTRAINT): Remove.
20078 * config/alpha/alpha.md: Include constraints.md.
20079 (adddi splitter): Use satisfies_constraint_*.
20080 * config/alpha/predicates.md (add_operand): Likewise.
20081 (sext_add_operand, addition_operation): Likewise.
20083 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20085 PR tree-optimization/29145
20086 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20087 in our handling of restrict qualified pointers.
20089 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20092 * doc/invoke.texi (Wunused-value): Update description.
20093 (Wextra): Delete item.
20094 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20095 value of Wunused-value.
20096 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20097 (c_finish_stmt_expr): Don't check extra_warnings.
20098 (emit_side_effect_warnings): The caller is responsible to check
20101 2007-02-11 Roger Sayle <roger@eyesopen.com>
20102 Matt Thomas <matt@3am-software.com>
20104 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20106 2007-02-11 Roger Sayle <roger@eyesopen.com>
20108 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20109 comparisons of POPCOUNT against zero.
20110 (simplify_const_relational_operation): Likewise.
20112 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20114 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20116 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20118 * dwarf2out.c (root_type): Delete unused function.
20120 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20122 * genattrtab.c (contained_in_p): Delete unused function.
20123 (write_expr_attr_cache): Likewise.
20125 2007-02-11 Jan Hubicka <jh@suse.cz>
20127 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20130 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20132 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20133 to add the REG_EQ* note.
20134 * see.c (see_merge_one_use_extension): Likewise.
20135 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20136 turn REG_EQUAL notes into REG_EQUIV notes if the target
20137 register may have more than one set.
20138 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20139 * gcse.c (try_replace_reg): Likewise.
20140 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20141 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20142 more than one REG_EQUIV note.
20143 * reload1.c (gen_reload): Use set_unique_reg_note.
20145 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20147 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20148 (ix86_builtin_conversion): New function.
20150 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20153 * tree.h (DECL_REPLACEABLE_P): New macro.
20154 * except.c (set_nothrow_function_flags): Likewise.
20156 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20157 Ira Rosen <irar@il.ibm.com>
20158 Dorit Nuzman <dorit@il.ibm.com>
20160 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20161 * targhooks.c (default_builtin_vectorized_conversion): New.
20162 * targhooks.h (default_builtin_vectorized_function): New declaration.
20163 * target.h (struct vectorize): Add builtin_conversion field.
20164 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20165 stmt_vec_info_type value.
20166 (vectorizable_conversion): New declaration.
20167 * tree-vect-analyze.c (vect_analyze_operations): Add
20168 vectorizable_conversion call.
20169 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20170 * tree-vect-transform.c (vectorizable_conversion): New function.
20171 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20172 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20174 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20175 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20176 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20177 or ALTIVEC_BUILTIN_VCFSX.
20179 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20182 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20183 CONST_DOUBLE and operand 0 is a hard register.
20184 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20185 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20186 is a hard floating-point register.
20188 2007-02-10 Richard Henderson <rth@redhat.com>
20189 Jakub Jelinek <jakub@redhat.com>
20190 Alexandre Oliva <aoliva@redhat.com>
20192 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20193 * builtin-types.def (BT_WORD): Make unsigned.
20194 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20195 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20196 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20197 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20198 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20199 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20201 * expr.c (emutls_var_address): New.
20202 (expand_expr_real_1): Expand emulated tls.
20203 (expand_expr_addr_expr_1): Likewise.
20204 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20205 * output.h (emutls_finish): Declare.
20206 * toplev.c (compile_file): Call it.
20207 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20208 address before wrapping in CONST.
20209 * varasm.c (emutls_htab, emutls_object_type): New.
20210 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20211 (get_emutls_object_name, get_emutls_object_type): New.
20212 (get_emutls_init_templ_addr, emutls_decl): New.
20213 (emutls_common_1, emutls_finish): New.
20214 (assemble_variable): When emulating tls, swap decls; generate
20215 constructor for the emutls objects.
20216 (do_assemble_alias): When emulating tls, swap decl and target name.
20217 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20219 * varpool.c (decide_is_variable_needed): Look at force_output.
20220 Recurse for emulated tls.
20221 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20222 with decide_is_variable_needed.
20223 * emutls.c: New file.
20224 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20225 tls_object for real tls.
20227 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20229 PR rtl-optimization/29599
20230 * reload1.c (eliminate_regs_in_insn): Take the destination
20231 mode into account when computing the offset.
20233 2007-02-09 Stuart Hastings <stuart@apple.com>
20234 Richard Henderson <rth@redhat.com>
20236 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20237 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20238 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20239 fixuns_truncdfhi2): New.
20240 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20241 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20242 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20243 (floatunssidf2): Allow nonimmediate source.
20244 * config/i386/sse.md (movdi_to_sse): New.
20245 (vec_concatv2di): Drop '*'.
20246 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20247 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20248 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20250 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20251 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20252 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20253 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20254 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20255 ix86_build_const_vector.
20256 (x86_emit_floatuns): Rewrite.
20258 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20260 * genautomata.c (longest_path_length): Delete unused function.
20261 (struct state): Delete unused longest_path_length.
20262 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20263 (get_free_state): Delete unused.
20265 2007-02-09 Jan Hubicka <jh@suse.cz>
20267 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20268 * doc/invoke.texi (inline-unit-growth): Update default value.
20270 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20271 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20272 (rebuild_cgraph_edges): Likewise.
20273 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20274 (dump_cgraph_node): Dump frequencies.
20275 (cgraph_clone_edge): Add frequency scales.
20276 (cgraph_clone_node): Add freuqnecy.
20277 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20278 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20279 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20280 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20281 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20282 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20283 (save_inline_function_body): Likewise.
20284 * ipa-inline.c: inluce rtl.h
20285 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20286 (cgraph_edge_badness): Use frequencies.
20287 (cgraph_decide_recursive_inlining): Update clonning.
20288 (cgraph_decide_inlining_of_small_function): Dump frequency.
20289 * predict.c (estimate_bb_frequencies): Export.
20290 * predict.h (estimate_bb_frequencies): Declare.
20291 * tree-inline.c (copy_bb): Watch overflows.
20292 (expand_call_inline): Update call of cgraph_create_edge.
20293 (optimize_inline_calls): Use TODO flags to update frequnecies.
20294 * passes.h: Include predict.h
20295 (init_optimization_passes): Move profile ahead.
20296 (execute_function_todo): Handle TODO_rebuild_frequencies.
20298 2007-02-09 Roger Sayle <roger@eyesopen.com>
20300 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20301 the insbl or inswl pattern into a register.
20303 2007-02-09 Roger Sayle <roger@eyesopen.com>
20305 * config/ia64/ia64.md (bswapdi2): New define_insn.
20307 2007-02-09 Richard Henderson <rth@redhat.com>
20309 * config/i386/constraints.md (Ym): New constraint.
20310 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20311 (movdi_1_rex64): Split sse and xmm general register moves from
20312 memory move alternatives. Use conditional register constraints.
20313 (movsf_1, movdf_integer): Likewise.
20314 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20315 (movdf_integer_rex64): New.
20316 (pushsf_rex64): Fix output constraints.
20317 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20318 (sse2_stored): Likewise.
20319 (sse2_storeq_rex64): New.
20320 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20321 amd and not generic.
20322 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20323 for optimize_size. Remove SF/DFmode hack.
20325 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20327 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20330 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20331 Richard Sandiford <richard@codesourcery.com>
20333 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20334 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20335 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20336 m68k/t-mlib to tmake_file.
20337 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20338 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20339 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20340 Allow it to be cf or m68k. Set m68k_arch_family. If that
20341 variable is not empty, add t-$m68k_arch_family to tmake_file.
20342 Add t-mlibs to tmake_file.
20343 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20344 * config/m68k/t-cf: New file.
20345 * config/m68k/t-m68k: Likewise.
20346 * config/m68k/t-mlibs: Likewise.
20347 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20348 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20349 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20350 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20351 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20353 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20354 (INSTALL_LIBGCC): Delete.
20355 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20356 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20357 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20358 (M68K_MLIB_CPU): Define.
20359 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20360 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20361 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20363 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20364 Richard Guenther <rguenther@suse.de>
20366 PR middle-end/23361
20367 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20368 against INT_MIN/INT_MAX.
20369 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20370 file if a loop is removed.
20372 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20374 * calls.c (store_one_arg): Pass correct alignment to
20375 emit_push_insn for non-BLKmode values.
20376 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20377 unaligned stack slot via a suitably aligned slot.
20379 2007-02-08 DJ Delorie <dj@redhat.com>
20381 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20383 (legal_subregs): Use unsigned char, make const.
20384 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20386 2007-02-08 Paul Brook <paul@codesourcery.com>
20388 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20389 special interworking needed.
20391 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20393 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20394 conditional to __SSE2__.
20395 (Entries below should have been added to first ChangeLog
20396 entry for amdfam10 dated 2007-02-05)
20397 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20399 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20401 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20404 2007-02-08 DJ Delorie <dj@redhat.com>
20406 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20407 * config/m32c/m32c.c (legal_subregs): New.
20408 (m32c_illegal_subreg_p): New.
20409 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20410 unsupported subregs of hard regs.
20412 2007-02-08 Jan Hubicka <jh@suse.cz>
20414 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20415 the same one; always update histograms.
20417 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20419 * passes.c (init_optimization_passes): Tidy comment.
20421 2007-02-08 Roger Sayle <roger@eyesopen.com>
20423 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20424 strip zero_extend, bswap and rotates from POCOUNT's argument.
20425 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20426 zero_extend and rotates from PARITY's argument.
20427 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20428 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20429 of an integer constant at compile-time.
20431 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20434 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20436 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20439 * tree-ssa-live.c (remove_unused_locals): Do not remove
20440 TREE_ADDRESSABLE variables.
20441 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20442 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20443 FOR_CLOBBER. Update all users.
20444 If VAR has an associated alias set, add a virtual operand for
20445 it if no alias is found to conflict with the memory reference.
20447 2007-02-07 Jan Hubicka <jh@suse.cz>
20448 Robert Kidd <rkidd@crhc.uiuc.edu>
20450 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20452 2007-02-07 Ian Lance Taylor <iant@google.com>
20454 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20456 2007-02-07 Roger Sayle <roger@eyesopen.com>
20458 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20459 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20460 tablejumpdi, movsi_to_cr_one): Remove constraints from
20461 define_expand's match_operands.
20463 2007-02-07 Roger Sayle <roger@eyesopen.com>
20465 * global.c (compute_regsets): Move declatation of "i" inside of
20466 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20468 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20471 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20472 of INDIRECT_REF <RESULT_DECL>.
20474 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20476 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20477 Kaz Kojima <kkojima@gcc.gnu.org>
20480 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20482 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20484 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20486 * doc/loop.texi: Document possibility not to perform disambiguation
20487 of loops with multiple latches.
20488 * cfgloopmanip.c (alp_enum_p): Removed.
20489 (add_loop): Handle subloops. Use get_loop_body_with_size.
20490 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20491 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20492 the new forwarder block.
20493 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20494 Handle the case latch is NULL.
20495 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20496 modifications when marking loop exits.
20497 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20499 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20500 disambiguate_loops_with_multiple_latches.
20501 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20502 before fix_loop_structure.
20503 * cfgloop.c: Include pointer-set.h and output.h.
20504 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20505 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20506 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20507 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20508 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20509 disambiguate_multiple_latches, get_loop_body_with_size,
20510 disambiguate_loops_with_multiple_latches): New functions.
20511 (flow_loop_dump): Dump multiple latch edges.
20512 (flow_loop_nodes_find): Handle loops with multiple latches.
20513 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20514 (glb_enum_p): Modified.
20515 (get_loop_body): Use get_loop_body_with_size.
20516 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20517 (AVOID_CFG_MODIFICATIONS): New constant.
20518 (disambiguate_loops_with_multiple_latches, add_loop,
20519 get_loop_body_with_size): Declare.
20520 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20522 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20524 PR inline-asm/28686
20525 * global.c (compute_regsets): New function.
20526 (global_alloc): Refactored ELIMINABLE_REGSET
20527 and NO_GLOBAL_ALLOC_REGS computation out.
20528 (rest_of_handle_global_alloc): Call compute_regsets()
20529 for non-optimizing case.
20531 2007-02-06 Richard Henderson <rth@redhat.com>
20533 * config/i386/constraints.md (Y2): Rename from Y.
20534 (Yi): New constraint.
20535 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20536 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20537 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20538 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20539 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20540 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20541 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20542 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20543 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20544 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20545 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20546 vec_extractv2si_1): Change Y constraints to Y2.
20547 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20548 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20549 Change Y constraints to Y2.
20550 (sse2_loadld): Change Y constraints to x.
20552 2007-02-06 Roger Sayle <roger@eyesopen.com>
20554 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20555 (parity<mode>2): New define_expand using rs6000_emit_parity.
20556 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20557 rs6000_emit_parity): New functions.
20558 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20559 rs6000_emit_parity): Prototype here.
20561 2007-02-06 Ian Lance Taylor <iant@google.com>
20563 * lower-subreg.c (simple_move_operand): Reject CONST.
20564 (resolve_clobber): Call validate_change rather than directly
20565 assigning to XEXP (pat, 0).
20567 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20569 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20570 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20571 (tree-cfg.o): Remove hashtab.h dependency.
20573 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20574 (struct ivopts_data): Change niters to pointer_map_t.
20575 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20576 (niter_for_exit): Create pointer_map on demand. Change for
20578 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20579 (free_loop_data): Destroy data->niters if created and reset field.
20580 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20581 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20583 * tree-ssa-reassoc.c: Include pointer-set.h.
20584 (bb_rank): Change to long *.
20585 (operand_rank): Change to pointer_map_t.
20586 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20587 (insert_operand_rank): Accept long.
20588 (operand_entry_hash, operand_entry_eq): Remove.
20589 (get_rank): Return long. Adjust for changes above.
20590 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20592 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20594 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20595 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20596 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20598 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20599 directly since it cannot be NULL.
20600 (get_vi_for_tree): Rewrite for pointer_map API.
20601 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20602 (init_alias_vars): Create vi_for_tree as pointer_map.
20603 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20605 * tree-cfg.c: Don't include hashtab.h.
20606 (edge_to_cases): Declare as pointer_map.
20607 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20609 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20610 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20611 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20613 (record_switch_edge): Delete.
20614 (get_cases_for_edge): Adjust for pointer_map API, inline
20615 record_switch_edge (rewritten for new API), remove goto.
20617 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20619 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20620 * tree-nested.c: Include pointer-set.h.
20621 (var_map_elt, var_map_eq, var_map_hash): Delete.
20622 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20623 to pointer_map_t's.
20624 (nesting_info_bitmap_obstack): New.
20625 (lookup_field_for_decl): Adjust for pointer_map API.
20626 (lookup_tramp_for_decl): Adjust for pointer_map API.
20627 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20628 (get_local_debug_decl): Adjust for pointer_map API.
20629 (convert_nl_goto_reference): Adjust for pointer_map API.
20630 (convert_nl_goto_receiver): Adjust for pointer_map API.
20631 (create_nesting_tree): Create outside GGC space. Create bitmap on
20632 the new obstack. Create field_map and var_map as pointer_maps.
20633 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20635 (lower_nested_functions): Move root here, no need to NULL it.
20636 Initialize and release the obstack.
20638 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20640 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20641 Remove prototypes and make them non-static.
20642 (struct tree_int_map): Remove.
20643 * tree.h (struct tree_int_map): Move here, turning TO into an
20645 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20647 * tree.h (TREE_COMPLEXITY): Remove.
20648 (struct tree_exp): Remove complexity field.
20649 * tree.c (build1_stat): Don't set it.
20651 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20652 Victor Kaplansky <victork@il.ibm.com>
20654 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20655 (vect_is_simple_reduction): Support reduction with induction as
20656 one of the operands.
20657 (vect_is_simple_iv_evolution): Fix formatting.
20658 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20659 formatting. Don't mark induction phis for vectorization.
20660 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20661 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20662 (vect_get_vec_def_for_operand): Support induction.
20663 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20665 (vectorizable_reduction): Support reduction with induction as one of
20667 (vectorizable_type_demotion): Use def-type of stmt argument rather
20668 than dummy def-type.
20670 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20671 flag_tree_scev_cprop.
20672 * common.opt (tree-scev-cprop): New flag.
20674 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20675 call to vect_get_new_vect_var.
20677 2007-02-06 Ira Rosen <irar@il.ibm.com>
20679 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20680 vectype is not NULL.
20681 (vect_pattern_recog_1): Likewise.
20683 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20685 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20686 (fold_negate_expr): Likewise.
20688 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20691 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20692 even if cv-qualification is the same.
20694 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20696 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20697 __enable_execute_stack on completion.
20699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20701 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20702 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20703 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20704 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20705 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20706 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20707 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20708 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20710 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20712 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20713 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20714 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20715 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20716 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20717 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20718 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20719 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20720 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20721 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20722 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20723 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20724 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20725 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20726 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20727 sqrtextenddfxf2_i387): Added amdfam10_decode.
20729 * config/i386/athlon.md (athlon_idirect_amdfam10,
20730 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20731 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20732 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20733 athlon_ivector_store_amdfam10): New define_insn_reservation.
20734 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20737 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20739 * config/i386/athlon.md (athlon_call_amdfam10,
20740 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20741 define_insn_reservation.
20742 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20743 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20744 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20748 * config/i386/athlon.md (athlon_sseld_amdfam10,
20749 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20750 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20754 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20755 define_insn_reservation.
20756 * config/i386/i386.md (sseins): Added sseins to define_attr type
20757 and define_attr unit.
20758 * config/i386/sse.md: Set type attribute to sseins for insertq
20761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20763 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20764 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20765 ssecomi_load_amdfam10, ssecomi_amdfam10,
20766 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20767 define_insn_reservation.
20768 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20770 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20772 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20773 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20774 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20775 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20776 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20777 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20778 define_insn_reservation.
20780 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20781 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20782 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20783 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20784 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20788 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20789 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20790 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20791 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20792 athlon_ssemul_load_k8): Added amdfam10.
20794 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20796 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20797 (x86_sse_unaligned_move_optimal): New variable.
20799 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20801 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20802 for unaligned vector SSE double/single precision loads for AMDFAM10.
20804 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20806 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20807 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20808 Define TARGET_CPU_DEFAULT_amdfam10.
20809 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20810 (processor_type): Add PROCESSOR_AMDFAM10.
20812 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20813 processor_type in config/i386/i386.h.
20814 Enable imul peepholes for TARGET_AMDFAM10.
20816 * config.gcc: Add support for --with-cpu option for amdfam10.
20818 * config/i386/i386.c (amdfam10_cost): New variable.
20819 (m_AMDFAM10): New macro.
20820 (m_ATHLON_K8_AMDFAM10): New macro.
20821 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20822 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20823 x86_promote_QImode, x86_integer_DFmode_moves,
20824 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20825 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20826 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20827 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20828 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20829 Enable/disable for amdfam10.
20830 (override_options): Add amdfam10_cost to processor_target_table.
20831 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20832 processor_alias_table.
20833 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20834 (ix86_adjust_cost): Add code for amdfam10.
20836 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20838 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20839 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20840 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20841 * config/i386/i386.h: Add builtin definition for SSE4A.
20842 * config/i386/i386.md: Add support for ABM instructions
20843 (popcnt and lzcnt).
20844 * config/i386/sse.md: Add support for SSE4A instructions
20845 (movntss, movntsd, extrq, insertq).
20846 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20847 Add -march=amdfam10 flag.
20848 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20849 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20851 * doc/extend.texi: Add documentation for SSE4A builtins.
20853 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20855 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20857 2007-02-05 Richard Guenther <rguenther@suse.de>
20859 * tree-vectorizer.h (vectorizable_function): Add argument type
20860 argument, change return type.
20861 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20862 * tree-vect-transform.c (vectorizable_function): Handle extra
20863 argument, return vectorized function decl.
20864 (build_vectorized_function_call): Remove.
20865 (vectorizable_call): Handle calls with result and argument types
20866 differing. Handle loop vectorization factor correctly.
20867 * targhooks.c (default_builtin_vectorized_function): Adjust for
20869 * targhooks.h (default_builtin_vectorized_function): Likewise.
20870 * target.h (builtin_vectorized_function): Add argument type
20872 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20873 extra argument, allow vectorizing of lrintf.
20874 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20875 documentation of target hook.
20877 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20880 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20881 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20882 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20884 2007-02-05 Roger Sayle <roger@eyesopen.com>
20886 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20887 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20888 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20889 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20890 before canonicalizing sincos to cexpi.
20891 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20893 2007-02-05 Roger Sayle <roger@eyesopen.com>
20895 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20896 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20897 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20899 2007-02-05 Roger Sayle <roger@eyesopen.com>
20901 * mips-tfile.c (initialize_init_file): Correct endianness test.
20903 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20905 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20906 the 'y' constraint.
20908 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20910 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20911 saves in a PARALLEL before the register assignments.
20913 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20915 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20916 DWARF_FRAME_RETURN_COLUMN to be a general register.
20917 * dwarf2out.c (init_return_column_size): New function, split from...
20918 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20919 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20920 to be nongeneral registers.
20921 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20923 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20924 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20926 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20928 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20930 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20932 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20933 (remove_path): Use can_remove_branch_p and remove_branch instead
20934 of loop_delete_branch_edge.
20935 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20936 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20937 Update profile using scale_dominated_blocks_in_loop.
20938 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20939 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20940 (can_remove_branch_p, remove_branch): Declare.
20941 * tree-cfg.c (tree_can_remove_branch_p): New function.
20942 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20943 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20944 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20946 2007-02-05 Jan Hubicka <jh@suse.cz>
20948 PR middle-end/30696
20949 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20950 nodes in cgraph, don't remove offline copy of the function.
20952 2007-02-04 Jan Hubicka <jh@suse.cz>
20954 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20955 vectors might cause maybe_lookup_element_for_expr to be called
20956 on non-sra-candidate.
20958 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20960 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20961 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20962 spelling conventions.
20964 2007-02-04 Richard Guenther <rguenther@suse.de>
20966 PR middle-end/30636
20967 * fold-const.c (try_move_mult_to_index): Make sure to not
20968 overflow one dimension of a multi-dimensional array access.
20970 2007-02-04 Jan Hubicka <jh@suse.cz>
20972 * passes.c (init_optimization_passes): Reindent.
20974 2007-02-04 Jan Hubicka <jh@suse.cz>
20975 Eric Botcazou <ebotcazou@adacore.com>
20977 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20978 (execute_fixup_cfg): Break out the abnormal goto code.
20979 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20980 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20981 (optimize_inline_calls): Call make_nonlocal_label_edges.
20983 2007-02-04 Jan Hubicka <jh@suse.cz>
20985 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20986 true when something was changed.
20987 (rename_ssa_copies): When something was changed, do
20988 TODO_remove_unused_locals.
20989 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20990 add TODO_remove_unused_locals when instruction was removed.
20992 2007-02-04 Jan Hubicka <jh@suse.cz>
20994 * ipa-inline.c (try_inline): Improve debug output; work on already
20996 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20997 call try_inline for already inlined edges too when flattening;
20998 inline also functions that make callee growth but overall unit size
21001 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21003 * config/m32c/bitops.md, config/m32c/jump.md,
21004 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21005 config/m32r/m32r.h, config/m32r/m32r.md,
21006 config/m32r/predicates.md, config/m68hc11/larith.asm,
21007 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21008 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21009 config/mips/mips-protos.h, config/mips/mips.c,
21010 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21011 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21012 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21013 spelling conventions.
21015 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21016 Follow spelling conventions.
21018 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21020 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21021 warn about C++0x compatibility.
21023 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21025 * config/h8300/h8300.c, config/h8300/h8300.h,
21026 config/h8300/h8300.md: Follow spelling conventions.
21028 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21030 PR middle-end/30667
21031 * combine.c (try_combine): Do not substitute source operand
21032 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21034 2007-02-03 Jan Hubicka <jh@suse.cz>
21036 PR gcov-profile/30650
21037 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21038 do not divide by zero for never executed counters.
21039 (tree_find_values_to_profile): Fix counters.
21040 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21042 2007-02-03 Ian Lance Taylor <iant@google.com>
21044 * lower-subreg.c (simple_move_operand): New static function,
21045 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21047 (simple_move): Call simple_move_operand.
21048 (find_decomposable_subregs): Add special handling of MEMs.
21049 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21050 meaning of return value. If we see a hard register, test whether
21051 it can store a word_mode value. Change all callers.
21053 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21055 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21056 ftrapv insns and expanders.
21057 (subdi3): Change define_expand operand 1 to arith11_operand, and
21058 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21059 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21060 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21063 PR middle-end/30174
21064 * varasm.c (notice_global_symbol): Treat global objects as weak when
21065 flag_shlib is true.
21067 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21069 * emit-rtl.c (dconstpi): Delete.
21070 (dconstsqrt2): New.
21071 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21072 * real.h (dconstpi): Delete.
21073 (dconstsqrt2): New.
21074 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21075 (fold_builtin_hypot): Likewise.
21077 2007-02-03 Tom Tromey <tromey@redhat.com>
21080 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21081 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21083 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21085 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21086 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21087 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21088 config/rs6000/cell.md, config/rs6000/darwin.h,
21089 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21090 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21091 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21092 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21093 typos. Follow spelling conventions.
21094 * doc/invoke.texi: Follow spelling conventions.
21096 2007-02-03 Roger Sayle <roger@eyesopen.com>
21098 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21099 canonicalization transformations that attempt to simplify integer
21100 constant comparisons to become comparisons against zero.
21102 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21104 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21106 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21107 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21109 2007-02-02 Mike Stump <mrs@apple.com>
21111 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21112 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21113 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21114 generate a branch island.
21116 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21118 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21119 (xtensa_legitimate_address_p): New.
21120 (xtensa_legitimize_address): New.
21121 (xtensa_output_addr_const_extra): New.
21122 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21124 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21125 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21126 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21127 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21128 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21129 (xtensa_legitimize_address): New.
21130 (xtensa_output_addr_const_extra): New.
21132 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21134 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21136 2007-02-02 Ian Lance Taylor <iant@google.com>
21138 * expmed.c (expand_divmod): Add comment.
21140 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21142 * emit-rtl.c (renumber_insns): Remove.
21143 * flags.h: Remove the extern for flag_renumber_insns.
21144 * rtl.h: Remove the prototype for renumber_insns.
21145 * toplev.c (flag_renumber_insns): Remove.
21147 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21149 Revert for x86 darwin:
21150 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21152 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21153 code before the following patch under TARGET_MACHO.
21154 (ix86_function_value_regno_p): Likewise.
21156 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21158 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21161 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21164 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21165 loads to general or fp registers. Add comments.
21166 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21168 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21170 * pointer-set.c (insert_aux): Only return insertion slot.
21171 (pointer_set_insert): Adjust.
21172 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21173 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21174 pointer_map_traverse): New.
21175 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21176 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21177 pointer_map_contains, pointer_map_traverse): Declare.
21179 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21181 PR middle-end/30473
21182 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21183 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21185 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21187 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21189 (struct _dep): New type.
21190 (dep_t): New typedef.
21191 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21192 (DEP_STATUS): New access macro. The macro with the same name was
21193 renamed to DEP_LINK_STATUS.
21194 (dep_init): Declare function
21196 (struct _dep_link): New type.
21197 (dep_link_t): New typedef.
21198 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21199 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21200 (DEP_LINK_STATUS): New macro.
21201 (debug_dep_links): New debug function.
21203 (struct _deps_list): New type.
21204 (deps_list_t): New typedef.
21205 (DEPS_LIST_FIRST): New access macro.
21206 (FOR_EACH_DEP_LINK): New cycle macro.
21207 (create_deps_list, free_deps_list, delete_deps_list): Declare
21209 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21210 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21211 (copy_deps_list_change_con): Ditto.
21213 (move_dep_link): Declare function.
21215 (struct _dep_node): New type.
21216 (dep_node_t): New typedef.
21217 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21219 (struct haifa_insn_data.back_deps): New field to hold backward
21220 dependencies of the insn.
21221 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21223 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21224 Change its type to deps_list_t.
21225 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21226 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21227 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21229 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21231 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21233 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21235 (dep_cost): Declare.
21237 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21238 (ds_to_dk, dk_to_ds): New functions.
21240 (init_dep_1): New static function.
21241 (init_dep): New function.
21242 (copy_dep): New static function.
21244 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21246 (detach_dep_link): New static function.
21247 (move_dep_link): New function.
21249 (dep_links_consistent_p, dump_dep_links): New static functions.
21250 (debug_dep_links): New debugging function.
21252 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21254 (alloc_deps_list, init_deps_list): New static functions.
21255 (create_deps_list): New function.
21256 (clear_deps_list): New static function.
21257 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21258 (deps_list_consistent_p, dump_deps_list): New static functions.
21259 (debug_deps_list): New function.
21260 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21262 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21264 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21265 use new scheduler dependencies lists.
21266 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21267 (sched_analyze): Ditto. Initialize dependencies lists.
21268 (add_forw_dep, compute_forward_dependences): Update to use new
21269 scheduler dependencies lists.
21271 (init_dependency_caches): Init deps_obstack.
21272 (free_dependency_caches): Free deps_obstack.
21274 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21275 new scheduler dependencies lists.
21276 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21277 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21279 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21280 Update to use new scheduler dependencies lists.
21281 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21282 (debug_dependencies): Ditto.
21283 (schedule_region): Update comments.
21285 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21286 scheduler dependencies lists.
21287 (schedule_ebb): Update comments.
21289 * rtl.def (DEPS_LIST): Remove.
21291 * lists.c (unused_deps_list): Remove.
21292 (free_list): Update assertions.
21294 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21295 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21297 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21298 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21300 * haifa-sched.c (comments): Update.
21301 (insn_cost1): Remove. Inline the code into insn_cost ().
21302 (insn_cost): Update to use new scheduler dependencies lists. Move
21303 processing of the dependency cost to dep_cost ().
21304 (dep_cost): New function. Use it instead of insn_cost () when
21305 evaluating cost of the dependency. Use compatible interface to
21306 interact with the target.
21307 (priority): Update to use new scheduler dependencies lists.
21308 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21309 with greater number of insns that depend on the insn.
21310 (schedule_insn): Update to use new scheduler dependencies lists. Add
21311 code to free backward dependencies lists. Inline and optimize code
21312 from resolve_dep () - see PR28071.
21313 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21314 lists. Update call to targetm.sched.is_costly_dependence hook.
21316 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21317 scheduler dependencies lists.
21319 (resolve_dep): Remove. Move the logic to schedule_insn ().
21320 (init_h_i_d): Initialize dependencies lists.
21322 (process_insn_depend_be_in_spec): Rename to
21323 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21324 dependencies lists.
21325 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21326 Update to use new scheduler dependencies lists.
21327 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21329 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21330 new scheduler dependencies lists.
21331 (build_intra_loop_deps): Ditto.
21333 * target.h (struct _dep): Declare to use in
21334 gcc_target.sched.is_costly_dependence.
21335 (struct gcc_target.sched.adjust_cost): Fix typo.
21336 (struct gcc_target.sched.is_costly_dependence): Change signature to
21337 use single dep_t parameter instead of an equivalent triad.
21338 (struct gcc_target.sched.adjust_cost_2): Remove.
21340 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21342 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21344 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21346 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21348 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21349 (REG_DEP_TRUE): Document.
21351 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21352 Change signature to correspond to the targetm.sched.adjust_cost hook.
21353 Update use in TARGET_SCHED_ADJUST_COST_2.
21354 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21355 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21356 new scheduler dependencies lists.
21357 (ia64_gen_check): Ditto.
21359 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21360 scheduler dependencies lists.
21362 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21363 signature to correspond to the targetm.sched.is_costly_dependence hook.
21364 (is_costly_group): Update to use new scheduler dependencies lists.
21366 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21367 instead of INSN_COST () macro.
21369 2007-02-01 Ian Lance Taylor <iant@google.com>
21371 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21373 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21375 * pa.md (tp_load): Correct mfctl instruction syntax.
21377 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21379 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21380 altivec_padding_size calculation on AIX. Improve comment, add
21381 assert to verify that it's right.
21383 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21386 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21388 PR inline-asm/28686
21389 * global.c (global_alloc): Add mising initialization of
21392 2007-02-01 Roger Sayle <roger@eyesopen.com>
21394 * alias.c (init_alias_analysis): Correct whitespace.
21395 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21396 partition_hot_cold_basic_blocks): Likewise.
21397 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21398 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21399 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21400 fold_builtin_snprintf_chk, fold_builtin_printf,
21401 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21402 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21403 * cfgcleanup.c (cleanup_cfg): Likewise.
21404 * cfgexpand.c (tree_expand_cfg): Likewise.
21405 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21406 * function.c (get_next_funcdef_no): Likewise.
21407 * gengtype.c (main): Likewise.
21408 * genmodes.c (main): Likewise.
21409 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21410 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21411 * ifcvt.c (noce_emit_move_insn): Likewise.
21412 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21414 * stor-layout.c (get_best_mode): Likewise.
21415 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21416 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21417 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21418 perform_var_substitution, solve_graph): Likewise.
21419 * tree-vrp.c (vrp_finalize): Likewise.
21421 2007-02-01 Ian Lance Taylor <iant@google.com>
21423 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21424 high part of a paradoxical subreg, return a constant zero.
21426 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21428 * toplev.c (lang_dependent_init): Call init_set_costs.
21429 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21431 2007-02-01 Richard Guenther <rguenther@suse.de>
21433 PR middle-end/30656
21434 * fold-const.c (fold_negate_expr): Allow negating a
21435 constant if overflow does not change.
21437 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21439 * doc/c-tree.texi (Expression trees): Improve markup.
21440 * doc/tm.texi (Register Classes, Addressing Modes)
21441 (Floating Point): Fix spacing after abbreviations. Fix some
21444 2007-02-01 Ben Elliston <bje@au.ibm.com>
21446 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21447 * doc/contrib.texi: Likewise.
21448 * doc/install.texi: Likewise.
21450 2007-01-31 Richard Henderson <rth@redhat.com>
21451 Ian Lance Taylor <iant@google.com>
21453 * lower-subreg.c: New file.
21454 * rtl.def (CONCATN): Define.
21455 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21456 pass_lower_subreg2.
21457 * emit-rtl.c (update_reg_offset): New static function, broken out
21458 of gen_rtx_REG_offset.
21459 (gen_rtx_REG_offset): Call update_reg_offset.
21460 (gen_reg_rtx_offset): New function.
21461 * regclass.c: Revert patch of 2006-03-05, restoring
21463 (clear_reg_info_regno): New function.
21464 * dwarf2out.c (concatn_loc_descriptor): New static function.
21465 (loc_descriptor): Handle CONCATN.
21466 * common.opt (fsplit_wide_types): New option.
21467 * opts.c (decode_options): Set flag_split_wide_types when
21469 * timevar.def (TV_LOWER_SUBREG): Define.
21470 * rtl.h (gen_reg_rtx_offset): Declare.
21471 (reg_scan_update): Declare.
21472 * regs.h (clear_reg_info_regno): Declare.
21473 * tree-pass.h (pass_lower_subreg): Declare.
21474 (pass_lower_subreg2): Declare.
21475 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21476 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21477 -fsplit-wide-types.
21478 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21479 * Makefile.in (OBJS-common): Add lower-subreg.o.
21480 (lower-subreg.o): New target.
21482 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21484 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21486 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21489 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21491 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21493 PR middle-end/29335
21494 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21496 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21498 * cfgloop.h: Include vec-prim.h.
21499 (enum li_flags): Remove LI_ONLY_OLD.
21500 (loop_iterator): Changed.
21501 (fel_next, fel_init): Iterate over loop tree.
21502 (FOR_EACH_LOOP_BREAK): New macro.
21503 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21505 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21506 * modulo-sched.c (sms_schedule): Ditto.
21507 * tree-vectorizer.c (vectorize_loops): Ditto.
21508 * doc/loop.texi: Update information on loop numbering and behavior of
21509 FOR_EACH_LOOP wrto new loops.
21510 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21511 add_to_evolution_1): Test nestedness of loops instead of comparing
21513 * tree-chrec.c (chrec_fold_plus_poly_poly,
21514 chrec_fold_multiply_poly_poly, chrec_evaluate,
21515 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21516 reset_evolution_in_loop): Ditto.
21517 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21519 2007-01-31 Dirk Mueller <dmueller@suse.de>
21521 * c-common.c (warn_about_parentheses): Separate warning about
21522 un-parenthized sequence of comparison operators from the one
21523 which is supposed to warn about x <= y <= z.
21525 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21527 * optabs.h (enum optab_index): Add new OTI_isinf.
21528 (isinf_optab): Define corresponding macro.
21529 * optabs.c (init_optabs): Initialize isinf_optab.
21530 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21532 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21533 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21535 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21536 expand_builtin_interclass_mathfn.
21537 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21538 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21539 (fxam<mode>2_i387): New insn pattern.
21540 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21541 built-in functions as x87 inline asm.
21543 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21545 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21547 2007-01-30 Eric Christopher <echristo@apple.com>
21549 * config.gcc: Add geode.
21551 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21553 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21554 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21555 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21556 value-prof.c: Fix comment typos.
21558 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21561 * doc/invoke.texi (Wpointer-arith): Document warning.
21563 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21565 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21566 the list of discrepancies from the draft TR.
21568 2007-01-30 Dirk Mueller <dmueller@suse.de>
21571 * doc/invoke.texi (-Wreturn-type): Update description to
21572 match new behavior.
21574 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21576 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21578 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21580 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21581 to handle optabs that operate on floating point input argument and
21582 output to integer output.
21583 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21584 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21585 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21586 expand_builtin_interclass_mathfn ().
21587 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21588 (ilogbsi2): Remove.
21589 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21590 ilogbl built-in functions as x87 intrinsics.
21592 2007-01-30 Richard Guenther <rguenther@suse.de>
21594 PR middle-end/27657
21595 * dwarf2out.c (reference_to_unused): Query varpool if the
21596 variable was output.
21598 2007-01-30 Richard Guenther <rguenther@suse.de>
21600 PR middle-end/30313
21601 * passes.c (execute_one_pass): Reset in_gimple_form to not
21602 confuse non-unit-at-a-time mode.
21604 2007-01-29 Roger Sayle <roger@eyesopen.com>
21605 Richard Guenther <rguenther@suse.de>
21607 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21608 avoid undefined behaviour on overflow. Use force_fit_type_double
21609 to construct the constant with the specified TREE_OVERFLOW.
21611 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21613 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21614 * config/dfp-bit.h: Ditto.
21616 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21618 * c-decl.c (pop_scope): Replace warnings with call to
21619 warn_for_unused_label.
21620 * c-common.h (warn_for_unused_label): Declare.
21621 * c-common.c (warn_for_unused_label): Define.
21623 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21625 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21628 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21630 * Makefile.in (USER_H): Remove decfloat.h.
21631 * ginclude/decfloat.h: Delete, moving contents to ...
21632 * ginclude/float.h: Add support for decimal floating point,
21633 guarded by __STDC_WANT_DEC_FP__.
21635 2007-01-29 Mike Stump <mrs@apple.com>
21637 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21638 Analysis and Representation to resolve case insensitive conflict.
21639 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21641 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21643 * tree.h (struct tree_memory_tag): Add aliases member.
21644 (MTAG_ALIASES): New macro.
21645 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21646 (add_may_alias): Remove pointer-set. Update for may_aliases being
21648 (mark_aliases_call_clobbered): Update for may_aliases being a
21650 (compute_tag_properties): Ditto.
21651 (create_partition_for): Ditto.
21652 (compute_memory_partitions): Ditto.
21653 (dump_may_aliases_for): Ditto.
21654 (is_aliased_with): Ditto.
21655 (add_may_alias_for_new_tag): Ditto.
21656 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21657 (compute_is_aliased): New function.
21658 (compute_may_aliases): Call compute_is_aliased).
21659 (init_alias_info): Initialize alias_bitmap_obstack.
21660 (union_alias_set_into): New function.
21661 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21662 (have_common_aliases_p): Rewrite to take two bitmaps and use
21664 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21665 Update for bitmaps.
21666 (finalize_ref_all_pointers): Update for add_may_alias changes.
21667 (new_type_alias): Ditto.
21668 * tree-flow-inline.h (may_aliases): Return a bitmap.
21669 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21670 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21671 may_aliases being a bitmap.
21672 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21673 may_aliases now returns a bitmap.
21674 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21676 * tree-ssa-operands.c (add_virtual_operand): Update for
21677 may_aliases being a bitmap.
21679 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21681 PR tree-optimization/30630
21682 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21683 variable as changed.
21685 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21688 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21689 expanded only once even if an error occurs.
21691 2007-01-29 Ben Elliston <bje@au.ibm.com>
21693 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21694 (__gcov_average_profiler): Likewise.
21695 (__gcov_ior_profiler): Likewise.
21696 (__gcov_merge_ior): Likewise.
21698 2007-01-28 Jan Hubicka <jh@suse.cz>
21700 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21701 * value-prof.c (stringop_block_profile): Likewise.
21703 2007-01-28 Jan Hubicka <jh@suse.cz>
21705 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21706 Add variant handling histograms; add wrapper.
21707 (clear_storage_via_libcall): Export.
21708 (emit_block_move_hints): Break out from ...; add histograms.
21709 (emit_block_move): ... this one.
21710 (clear_storage_hints): Break out from ...; add histograms.
21711 (clear_storage): ... this one.
21712 (set_storage_via_memset): Handle histogram.
21713 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21714 (clear_storage_hints, clear_storage_via_libcall): Declare.
21715 (set_storage_via_setmem): Update prototype.
21716 * doc/md.texi (movmem, setmem): Document new arguments.
21718 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21719 Add new histograms.
21720 (stringop_block_profile): New global function.
21721 (tree_stringops_values_to_profile): Profile block size and alignment.
21722 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21724 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21725 (stringop_block_profile): Declare.
21726 * builtins.c: Include value-prof.h.
21727 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21728 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21729 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21730 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21731 * profile.c (instrument_values): Add new counters.
21732 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21734 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21735 (tree_init_edge_profiler): Build new profilers.
21736 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21737 (pass_tree_profile): Add dump.
21738 (tree_profile_hooks): Update.
21739 * Makefile.in (LIBGCOV): Add new constants.
21740 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21741 __gcov_ior_profiler): New.
21742 * i386.md (movmem/setmem expanders): Add new optional arguments.
21744 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21746 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21748 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21750 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21751 (tree_unswitch_single_loop): Pass eni_size_weights to
21752 tree_num_loop_insns.
21753 * tree-ssa-loop-manip.c: Include tree-inline.h.
21754 (can_unroll_loop_p): Pass eni_size_weights to
21755 tree_num_loop_insns.
21756 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21757 Pass eni_size_weights to estimate_num_insns.
21758 * tree.h (init_inline_once): Export.
21759 * toplev.c (backend_init): Call init_inline_once.
21760 * cgraphunit.c (cgraph_process_new_functions,
21761 cgraph_analyze_function): Pass eni_inlining_weights to
21762 estimate_num_insns.
21763 * ipa-inline.c (compute_inline_parameters): Ditto.
21764 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21765 to estimate_num_insns.
21766 (try_unroll_loop_completely): Pass eni_size_weights to
21767 tree_num_loop_insns.
21768 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21769 ot estimate_num_insns.
21770 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21771 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21772 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21773 eni_time_weights): New variables.
21774 (init_inline_once): Initialize them.
21775 (struct eni_data): Mew.
21776 (estimate_num_insns_1, estimate_num_insns): Use weights.
21777 * tree-inline.h (struct eni_weights_d): New.
21778 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21779 (estimate_num_insns): Declaration changed.
21780 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21781 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21782 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21784 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21786 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21787 relations in the conflict function is valid.
21789 2007-01-27 Ian Lance Taylor <iant@google.com>
21791 * common.opt: Add fstrict-overflow.
21792 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21793 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21794 (TYPE_OVERFLOW_UNDEFINED): Define.
21795 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21797 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21798 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21799 (fold_negate_expr): Likewise.
21800 (make_range): Likewise.
21801 (extract_muldiv_1): Likewise.
21802 (maybe_canonicalize_comparison): Likewise.
21803 (fold_comparison): Likewise.
21804 (fold_binary): Likewise.
21805 (tree_expr_nonnegative_p): Likewise.
21806 (tree_expr_nonzero_p): Likewise.
21807 * tree-vrp.c (compare_values): Likewise.
21808 (extract_range_from_binary_expr): Likewise.
21809 (extract_range_from_unary_expr): Likewise.
21810 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21812 (nowrap_type_p): Likewise.
21813 * tree-scalar-evolution.c (simple_iv): Likewise.
21814 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21815 (build_range_check): Likewise.
21816 (extract_muldiv_1): Likewise.
21817 (fold_comparison): Likewise.
21818 * tree-vrp.c (vrp_int_const_binop): Likewise.
21819 (extract_range_from_unary_expr): Likewise.
21820 * convert.c (convert_to_integer): Likewise.
21821 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21822 (fold_comparison): Likewise.
21823 (fold_binary): Likewise.
21824 * optabs.c (optab_for_tree_code): Likewise.
21825 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21826 * simplify-rtx.c (simplify_const_relational_operation): Check
21827 flag_strict_overflow and flag_trapv.
21828 (simplify_const_relational_operation): Likewise.
21829 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21830 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21833 2007-01-27 Roger Sayle <roger@eyesopen.com>
21835 * tree.c (tree_fold_gcd): Delete.
21836 * tree.h (tree_fold_gcd): Remove prototype.
21837 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21838 test whether one constant integer is a multiple of another. Instead
21839 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21840 * fold-const.c (multiple_of_p): We've determined both TOP and
21841 BOTTOM are integer constants so we can call int_const_binop directly
21842 instead of the more generic const_binop.
21844 2007-01-27 Roger Sayle <roger@eyesopen.com>
21846 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21847 1*X check that the constant hasn't overflowed, to preserve the
21849 (round_up): Provide an efficient implementation when rouding-up an
21850 INTEGER_CST to a power-of-two.
21852 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21854 * doc/sourcebuild.texi: Add comma for clarity.
21855 * doc/extend.texi: Fix some typos.
21856 * doc/passes.texi: Likewise.
21857 * doc/cppinternals.texi: Likewise.
21858 * doc/c-tree.texi: Likewise.
21859 * doc/tree-ssa.texi: Likewise.
21860 * doc/install.texi: Likewise.
21862 2007-01-27 Jan Hubicka <jh@suse.cz>
21864 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21865 (pass_sra): Do not require alias information.
21866 * passes.c (init_optimization_passes): Add SRA
21868 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21870 * tracer.c (rest_of_handle_tracer): We already cleaned
21871 up the CFG in tracer() so don't do it here again.
21872 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21873 cleanup_cfg here, either. And don't call renumber_insns.
21875 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21876 and BB_HEAD are in the insn stream here. Instead make sure
21877 that BB_INSN is valid on all insns. Also, do check here that
21878 there are no pending branch predictions...
21879 (rtl_verify_flow_info): ...instead of doing it here. Checks
21880 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21883 2007-01-26 Roger Sayle <roger@eyesopen.com>
21885 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21886 function to simplify/factorize operand order canonicalization.
21887 (ix86_fixup_binary_operands): Reorganize using the above function.
21888 (ix86_binary_operator_ok): Likewise.
21890 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21892 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21893 file scope from optimize_attrs.
21894 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21896 (optimize_attrs): Clear insn_code_values after freeing it.
21898 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21900 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21901 a parts.base assignment.
21903 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21905 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21906 (compute_subscript_distance, initialize_data_dependence_relation,
21907 finalize_ddr_dependent, analyze_ziv_subscript,
21908 analyze_siv_subscript_cst_affine,
21909 compute_overlap_steps_for_affine_univar,
21910 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21911 analyze_siv_subscript, analyze_miv_subscript,
21912 analyze_overlapping_iterations, subscript_dependence_tester_1,
21913 compute_self_dependence, free_dependence_relation): Work
21914 with affine_fn instead of chrecs.
21915 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21916 common_affine_function, affine_function_base,
21917 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21918 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21919 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21920 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21921 (all_chrecs_equal_p): Removed.
21922 * tree-data-ref.h (affine_fn, conflict_function): New types.
21923 (struct subscript): Change type of conflicting_iterations_in_a
21924 and conflicting_iterations_in_b.
21926 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21929 * config/pa/pa.h (TARGET_HPUX_11): New.
21930 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21931 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21933 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21934 Richard Guenther <rguenther@suse.de>
21936 * tree-ssa-structalias.c (solve_graph): Handle case
21937 we merged the variable to another.
21939 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21941 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21944 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21945 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21947 2007-01-25 DJ Delorie <dj@redhat.com>
21949 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21950 allow changes to modes which don't fit in those registers.
21952 * reload1.c (choose_reload_regs): Check for invalid subregs before
21953 computing their locations, not after.
21955 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21958 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21959 save Altivec registers in an eh_return function.
21960 (compute_vrsave_mask): Likewise.
21961 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21962 for saving Altivec registers.
21963 (rs6000_emit_prologue): Don't allocate stack twice in
21964 eh_return function. Correct expected value of altivec_save_offset
21965 when using save_world. Describe save of R0 to stack when using
21966 save_world. Describe stack pointer adjustment when using
21967 save_world. Remove duplicated eh_return parameter register saving.
21968 Update sp_offset variable after save_world.
21969 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21971 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21972 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21975 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21977 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21979 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21982 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21983 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21985 2007-01-25 Richard Guenther <rguenther@suse.de>
21987 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21988 * common.opt (-Wcoverage-mismatch): New warning option.
21989 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21990 if -Wcoverage-mismatch is given.
21992 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21994 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21995 (ipcp_driver): Change to static definition.
21996 Add dumping of the ifunctions.
21997 (constant_val_insert): Remove unused parameter. Support for SSA.
21998 (ipcp_propagate_const): Support for SSA.
21999 (ipcp_profile_bb_print): Print only analyzed nodes.
22000 (ipcp_replace_map_create): Remove support for Fortran constant
22002 * ipa-prop.c (ipa_method_modify_stmt,
22003 ipa_callsite_compute_param): Support for SSA.
22004 * ipa-prop.h (ipcp_driver): Remove declaration.
22005 (IS_VALID_TREE_MAP_INDEX): Add define.
22007 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22009 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22011 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22013 PR middle-end/30447
22014 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22015 constant argument to cabs and do it without checking for
22016 -funsafe-math-optimizations.
22018 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22020 * c-common.h (RID_FIRST_CXX0X): New.
22021 (RID_LAST_CXX0X): New.
22022 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22024 * c.opt (Wc++0x-compat): New.
22025 * doc/invoke.texi (-Wc++0x-compat): Document.
22027 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22029 * builtins.c (fold_builtin_carg): New.
22030 (fold_builtin_1): Use it.
22032 2007-01-24 Jan Hubicka <jh@suse.cz>
22034 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22036 * ipa-inline.c (initial_insns, max_insns): Delete.
22037 (compute_max_insns): New function.
22038 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22039 amount of insns as base for code growth.
22040 (cgraph_decide_inlining): Make initial_insns local; do not compute
22042 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22043 * doc/invoke.texi (inline-unit-growth): Update docs.
22045 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22047 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22048 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22049 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22050 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22051 for CPUs that have PTA_CX16 set.
22053 PR middle-end/27416
22054 * gimplify.c (omp_check_private): New function.
22055 (gimplify_scan_omp_clauses): Use it for
22056 firstprivate/lastprivate/reduction.
22058 PR middle-end/30494
22059 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22060 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22062 PR middle-end/30421
22063 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22064 If lower_lastprivate_clauses emits some statements, append them
22065 to dlist rather than body_p and to body_p append an initializer.
22066 (lower_omp_for): Adjust caller.
22068 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22070 * target.h (globalize_decl_name): New.
22071 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22072 * output.h (default_globalize_decl_name): New.
22073 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22075 (globalize_decl): Ditto.
22076 (default_globalize_decl_name): New.
22077 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22078 (ia64_handle_version_id_attribute): New.
22079 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22080 (ia64_asm_output_external): Use globalize_decl_name instead
22081 of globalize_label.
22082 * doc/extend.texi (version_id): New pragma.
22083 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22085 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22087 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22088 _uleb128_t and _Unwind_SWord with _sleb128_t.
22089 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22090 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22092 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22093 * unwind-pe.h (read_uleb128, read_sleb128,
22094 read_encoded_value_with_base): Likewise.
22095 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22097 2007-01-24 Richard Guenther <rguenther@suse.de>
22099 * builtins.c (expand_builtin_cexpi): Get the fndecl
22100 for cexp in the correct way.
22102 2007-01-24 Jan Hubicka <jh@suse.cz>
22104 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22107 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22109 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22110 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22111 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22112 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22113 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22114 __SIZEOF_PTRDIFF_T__.
22115 * doc/cpp.texi: Documentation for the new builtin macros added.
22117 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22119 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22120 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22121 instead of operands[2] to avoid access past the end of array.
22123 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22125 * reload1.c (emit_reload_insns): Pass the reload register
22126 for a non-spill output reload through forget_old_reloads_1.
22128 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22130 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22131 _SOFT_DOUBLE if doubles use software floating-point.
22132 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22133 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22134 * config/rs6000/darwin-ldouble.c: Also compile functions for
22135 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22136 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22137 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22138 commented-out long double override.
22139 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22140 * config/rs6000/eabispe.h: Likewise.
22141 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22142 long double for non-SPE.
22143 (rs6000_handle_option): Likewise.
22144 (invalid_e500_subreg): Disallow more subregs involding DImode,
22145 DFmode, TImode or TFmode.
22146 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22148 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22150 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22151 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22153 (rs6000_legitimate_address): Also check for TFmode for E500
22155 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22156 (spe_build_register_parallel): Handle TFmode and TCmode.
22157 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22159 (function_arg): Handle TFmode and TCmode for E500 double.
22160 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22162 (print_operand): Handle TFmode and TImode for %y.
22163 (rs6000_generate_compare): Handle TFmode comparisons for E500
22165 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22166 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22167 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22168 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22169 TFmode for E500 double.
22170 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22171 (floatsidf2): Enable for E500 double.
22172 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22173 (extenddftf2): Change to extenddftf2_fprs.
22174 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22175 depending on TARGET_E500_DOUBLE.
22176 (extendsftf2): Enable for E500 double.
22177 (trunctfdf2): Enable for E500 double.
22178 (trunctfsf2): Change to trunctfsf2_fprs.
22179 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22180 depending on TARGET_E500_DOUBLE.
22181 (floatsitf2): Enable for E500 double.
22182 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22183 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22184 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22185 (negtf2): Change to negtf2_internal.
22186 (negtf2): New expander.
22187 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22188 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22189 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22190 (movdi_internal32): Use rs6000_nonimmediate_operand.
22191 (unnamed splitter): Likewise.
22192 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22193 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22194 (SPE64TF, DITI): New mode macros.
22195 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22198 (frob_<mode>_di_2): New.
22199 (frob_tf_di_8_2): New.
22200 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22202 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22204 (frob_ti_<mode>_8_2): New.
22205 (frob_ti_tf_2): New.
22206 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22207 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22209 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22210 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22211 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22212 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22213 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22214 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22217 2007-01-23 Ian Lance Taylor <iant@google.com>
22219 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22221 (OBJS-archive): Reformat, alphabetize.
22222 (OBJS): Change out_object_file to OBJS-md.
22224 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22226 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22227 JUMP_P and CALL_P predicates where applicable.
22228 * config/i386/i386.c: Ditto.
22229 * config/i386/i386.md: Ditto.
22230 * config/i386/mmx.md: Ditto.
22231 * config/i386/predicates.md: Ditto.
22233 2007-01-22 Andreas Schwab <schwab@suse.de>
22235 * config/m68k/m68k.h: Fix comment.
22237 2007-01-22 Jan Hubicka <jh@suse.cz>
22239 * passes.c (init_optimization_passes): Do not rerun
22240 pass_early_warn_uninitialized.
22242 2007-01-22 Richard Guenther <rguenther@suse.de>
22244 PR tree-optimization/30038
22245 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22247 (execute_cse_sincos_1): Likewise.
22248 (execute_cse_sincos): Likewise.
22249 (gate_cse_sincos): Likewise.
22250 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22251 the cexpi() canonicalization of sincos().
22252 * tree-pass.h (pass_cse_sincos): Declare.
22253 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22255 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22257 PR rtl-optimization/29329
22258 * combine.c (replaced_rhs_insn): Rename to i2mod.
22259 (replaced_rhs_value): Rename to i2mod_new_rhs.
22260 (i2mod_old_rhs): New global variable.
22261 (combine_instructions): Adjust for above change. Save a copy of
22262 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22263 note are substituted in the second instruction.
22264 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22265 ditch the note if it pertains to the second eliminated register
22266 and this register is mentioned in i2mod_old_rhs.
22269 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22271 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22272 the insn to which the note was originally attached.
22274 2007-01-21 Jan Hubicka <jh@suse.cz>
22276 * ipa-inline.c (inlining_mode): Comment, move up.
22277 (cgraph_decide_inlining_incrementally): Do not perform inlining
22278 itself; fix handling of flattening of self recursive functions.
22279 (cgraph_find_cycles): Remove.
22280 (cgraph_flatten_node): Remove.
22281 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22282 (try_inline): New function.
22283 (cgraph_early_inlining): Update call of
22284 cgraph_decide_inlining_incrementally. Apply inlining here.
22285 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22287 2007-01-21 Dirk Mueller <dmueller@suse.de>
22290 * tree-vrp.c (check_array_bounds): do not warn
22291 about ADDR_EXPR's of ARRAY_REF's which are immediately
22292 used in binary expressions.
22294 2007-01-21 Ira Rosen <irar@il.ibm.com>
22296 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22297 read_write_dep and macros for its access.
22298 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22299 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22300 argument, call vect_check_interleaving for every independent pair of
22301 data-refs. Mark loads that access the same memory location as a store
22303 (vect_check_dependences): Remove.
22304 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22305 call, fix the call to vect_analyze_data_ref_dependence.
22306 (vect_analyze_data_ref_access): For statements that access the same
22307 data-ref, check that they are not stores; for loads, check that there
22308 is no store that access the same location.
22310 2007-01-20 Roger Sayle <roger@eyesopen.com>
22311 Joseph Myers <joseph@codesourcery.com>
22313 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22314 (-fdump-rtl-stack): Likewise.
22315 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22316 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22317 (-mpt-fixed): Use @minus{} for minus sign.
22318 (Using Precompiled Headers): Fix under/overfull hbox.
22320 2007-01-20 Jan Hubicka <jh@suse.cz>
22322 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22323 place within annotation.
22325 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22327 * pa.c (output_move_double): Change array size of xoperands to 4.
22329 2007-01-20 Jan Hubicka <jh@suse.cz>
22331 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22334 2007-01-19 Ian Lance Taylor <iant@google.com>
22336 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22337 constant to unsigned HOST_WIDE_INT before negating.
22339 2007-01-19 Ian Lance Taylor <iant@google.com>
22341 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22343 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22344 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22345 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22346 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22347 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22348 (realloc_vdef, realloc_vuse): Change second parameter to
22350 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22351 fields to unsigned.
22352 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22353 unsigned. Change x and lim locals to unsigned.
22354 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22356 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22357 (copy_virtual_operands): Change i and n locals to unsigned.
22359 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22361 PR middle-end/29335
22362 * builtins.c (fold_builtin_1): Handle builtin fdim.
22364 2007-01-20 Jan Hubicka <jh@suse.cz>
22366 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22367 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22368 init_alias_heapvars.
22369 (init_alias_heapvars): Initialize only when not already initialized.
22370 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22372 2007-01-19 Roger Sayle <roger@eyesopen.com>
22374 * common.opt (fsigned-zeros): New command line option.
22375 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22376 of flag_unsafe_math_optimizations.
22377 * opts.c (set_fast_math_flags): The -ffast-math command line option
22378 implies -fno-signed-zeros.
22379 (fast_math_flags_set_p): Likewise.
22381 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22382 the documentation of -ffast-math appropriately. Wrap long lines.
22384 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22386 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22387 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22389 2007-01-19 Tomas Bily <tbily@suse.cz>
22391 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22393 (tree_init_ic_make_global_vars): New function
22394 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22395 (tree_gen_ic_profiler): New function
22396 (tree_gen_ic_func_profiler): New function
22397 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22398 (tree_profile_hooks): Added hook for indirec/virtual calls
22399 * value-prof.c (tree_find_values_to_profile): New case for
22401 (tree_values_to_profile): Call for determining indirect/virtual
22403 (tree_indirect_call_to_profile): New function
22404 (tree_ic_transform): New function
22405 (tree_ic): New function
22406 (find_func_by_pid): New function
22407 (init_pid_map): New function
22408 (tree_value_profile_transformations): Added check for
22409 indirect/virtual call transformation
22410 * value-prof.h (enum hist_type): New counter type for
22411 indirect/virtual calls
22412 (profile_hooks): Added new hook for profiling indirect/virtual
22414 * profile.c (instrument_values): New case for indirect/virtual
22416 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22417 (GCOV_COUNTER_V_INDIR): New counter type
22418 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22419 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22421 * cgraph.c: Definition of cgraph_max_pid
22422 (cgraph_create_node): Default init of pid attribute
22423 * cgraph.h: Declaration of cgraph_max_pid
22424 (struct cgraph_node): Added pid attribute
22425 * libgcov.c (__gcov_indirect_call_profiler): New function
22426 (__gcov_one_value_profiler_body): New function
22427 (__gcov_one_value_profiler): Body was moved to
22428 __gcov_one_value_profiler_body and calls it
22430 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22432 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22433 * gengtype.c (write_types_data, write_func_for_structure,
22434 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22435 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22436 (walk_type, write_func_for_structure): Generate the mark_hook if
22439 2007-01-19 Jan Hubicka <jh@suse.cz>
22441 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22442 'early' argument take inlining mode argument specifying whether to
22443 inline for size/speeed or all functions; add support for flattening;
22445 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22447 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22450 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22451 the name of the declared identifier.
22453 2007-01-19 Dirk Mueller <dmueller@suse.de>
22455 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22456 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22457 duplicate evaluation.
22459 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22461 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22462 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22463 to XFMode, use acosxf2 and truncate result to requested mode.
22464 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22465 (asin<mode>2): Similarly, with asin expanders.
22466 (*fscalexf4_i387): Rename from *fscalexf4.
22467 (expNcorexf3): New expander.
22468 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22469 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22470 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22471 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22472 patterns for SSE math.
22473 (exp10<mode>2): Similarly, with exp10 expanders.
22474 (exp2<mode>2): Similarly, with exp2 expanders.
22475 (expm1<mode>2): Similarly, with expm1 expanders.
22476 (ldexp<mode>3): Similarly, with ldexp expanders.
22477 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22478 Use gen_truncxf<mode>2_i387_noop to truncate result.
22480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22482 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22483 for ColdFire targets.
22485 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22486 Richard Sandiford <richard@codesourcery.com>
22488 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22489 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22490 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22491 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22492 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22493 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22495 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22497 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22498 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22499 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22500 (*adddi_dilshr32_cf): New pattern.
22501 (adddi3, subdi3): Remove first alternatives.
22503 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22505 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22506 implemented using move.l, do not use its cc result for floating-point
22509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22511 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22512 from accepting 's' constraints if flag_pic.
22514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22516 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22517 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22518 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22519 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22521 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22523 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22524 ColdFire alternatives.
22525 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22526 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22527 architectures that support ff1 instruction.
22529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22530 Julian Brown <julian@codesourcery.com>
22532 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22533 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22534 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22537 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22539 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22541 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22542 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22543 HOST_WIDE_INT instead of an rtx.
22544 (m68k_rtx_costs): Update call accordingly.
22545 (output_move_const_into_data_reg): Likewise. Fix formatting.
22546 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22548 (output_move_simode_const): Update calls after above changes.
22549 Rework to use automatic variables and predicates like MEM_P.
22550 * config/m68k/m68k.md (pushexthisi_const): Update call to
22553 2007-01-19 Dirk Mueller <dmueller@suse.de>
22555 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22556 in dump_flags test.
22558 2007-01-19 Richard Guenther <rguenther@suse.de>
22560 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22561 via cexp in case sincos is not available.
22563 2007-01-19 Richard Guenther <rguenther@suse.de>
22565 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22566 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22567 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22568 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22569 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22570 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22571 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22572 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22574 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22576 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22578 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22579 (atan2xf3): Directly generate RTL pattern.
22580 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22581 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22582 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22583 disable patterns for SSE math.
22584 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22585 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22586 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22587 disable patterns for SSE math.
22589 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22591 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22593 2007-01-18 Roger Sayle <roger@eyesopen.com>
22595 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22596 VIEW_CONVERT_EXPR to the same type as it's operand.
22598 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22600 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22601 configured for long double 128.
22603 2007-01-18 Mike Stump <mrs@apple.com>
22605 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22608 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22610 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22613 2007-01-18 Jan Hubicka <jh@suse.cz>
22615 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22616 greater than NUM_VOP_FREE_BUCKETS.
22618 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22620 * tree-ssa-structalias.c: Update comments.
22621 (ptabitmap_obstack): Removed.
22622 (pta_obstack): New.
22623 (oldpta_obstack): Ditto.
22624 (stats): Add a few members.
22625 (struct variable_info): Remove node, complex, address_taken, and
22626 indirect_target members. Add oldsolution member.
22627 (new_var_info): Do not initialize removed members.
22628 (constraint_expr_type): Remove INCLUDES.
22629 (constraint_graph): Add size, implicit_preds, rep,
22630 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22631 (FIRST_REF_NODE): New macro.
22632 (LAST_REF_NODE): Ditto.
22633 (FIRST_ADDR_NODE): Ditto.
22634 (find): New function.
22636 (dump_constraint): Do not handle INCLUDES.
22637 (insert_into_complex): Do not insert duplicate constraints.
22638 (condense_varmap_nodes): Renamed and rewritten into ...
22639 (merge_node_constraints): This. Also fix bug in handling of
22640 offseted copy constraints.
22641 (clear_edges_for_node): No longer need to deal with preds at all,
22642 or removing associated preds/succs.
22643 (merge_graph_nodes): Deal with indirect_cycles.
22644 Don't deal with predecessors.
22645 (add_implicit_graph_edge): New function.
22646 (add_pred_graph_edge): Ditto.
22647 (add_graph_edge): Don't deal with predecessors.
22648 (build_constraint_graph): Removed.
22649 (build_pred_graph): New function.
22650 (build_succ_graph): Ditto.
22651 (struct scc_info): Removed in_component. Added roots, dfs, and
22652 node_mapping. Remove visited_index, unification_queue.
22653 (scc_visit): Deal with union-find we do now.
22654 Deal with cycles with REF nodes.
22655 (collapse_nodes): Renamed and rewritten to ...
22656 (unify_nodes): This.
22657 (process_unification_queue): Removed.
22658 (topo_visit): Cleanup
22659 (do_da_constraint): Use find.
22660 (do_sd_constraint): Ditto.
22661 (do_ds_constraint): Ditto.
22662 (do_complex_constraint): Ditto.
22663 (init_scc_info): Update for removed and added members.
22664 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22665 (find_indirect_cycles): This.
22666 (equivalence_class): New variable.
22667 (label_visit): New function.
22668 (perform_variable_substitution): Rewritten.
22669 (free_var_substitution_info): New function.
22670 (find_equivalent_node): Ditto.
22671 (move_complex_constraints): Ditto.
22672 (eliminate_indirect_cycles): Ditto.
22673 (solve_graph): Only propagate changed bits.
22674 Use indirect cycle elimination.
22676 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22677 (tree_id_eq): Renamed to ...
22678 (tree_vi_eq): This. Update for member change
22679 (insert_id_for_tree): Renamed and rewritten to ...
22680 (insert_vi_for_tree): This.
22681 (lookup_id_for_tree): Renamed and rewritten to ...
22682 (lookup_vi_for_tree): This.
22683 (get_id_for_tree): Renamed and rewritten to ...
22684 (get_vi_for_tree): Ditto.
22685 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22686 (process_constraint): Don't handle INCLUDES.
22687 Remove special ADDRESSOF case.
22688 (find_func_aliases): Rewrite to use vi functions instead of id
22690 (create_function_info_for): Ditto.
22691 (create_variable_info_for): Ditto.
22692 (intra_create_variable_infos): Ditto.
22693 (merge_smts_into): Ditto.
22694 (find_what_p_points_to): Ditto.
22695 (init_base_vars): Ditto.
22696 (init_alias_vars): Ditto.
22697 (remove_preds_and_fake_succs): New function.
22698 (dump_sa_points_to_info): Dump new stats.
22699 (dump_solution_for_var): Use find.
22700 (set_used_smts): Fix formatting.
22701 (compute_points_to_sets): Updated for new functions.
22702 (ipa_pta_execute): Ditto.
22704 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22705 Richard Sandiford <richard@codesourcery.com>
22707 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22709 * calls.c (expand_call): If the return value is a PARALLEL,
22710 extract its first member.
22711 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22712 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22713 use FUNCTION_EXTRA_EPILOGUE.
22714 (m68k_function_value): Return a PARALLEL if the return value
22715 is of a pointer type.
22716 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22717 (FUNCTION_EXTRA_EPILOGUE): Remove.
22718 * config/m68k/m68k.md (D0_REG): New constant.
22720 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22722 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22723 output a NOP for empty epilogues.
22725 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22727 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22728 before function. Extend register save check to include all
22729 registers, not just integer ones.
22731 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22733 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22734 (m68k_use_return_insn): ...this.
22735 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22736 * config/m68k/m68k.c (use_return_insn): Rename to...
22737 (m68k_use_return_insn): ...this.
22738 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22739 of USE_RETURN_INSN.
22741 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22743 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22744 nearest even, fix denormal rounding overflow.
22746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22748 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22749 f%$smove and f%$move.
22750 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22751 (extendsfdf2_cf): Use fdmove instead of f%&move.
22752 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22753 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22755 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22757 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22762 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22763 (coldfire_single_format): Declare.
22764 (coldfire_double_format): Likewise.
22765 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22766 of qnan_msb_set to determine the lower bits of a canonical
22768 (encode_ieee_double): Likewise.
22769 (encode_ieee_quad): Likewise.
22770 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22771 (mips_single_format): Likewise.
22772 (ieee_double_format): Likewise.
22773 (mips_double_format): Likewise.
22774 (ieee_extended_motorola_format): Likewise.
22775 (ieee_extended_intel_96_format): Likewise.
22776 (ieee_extended_intel_128_format): Likewise.
22777 (ieee_extended_intel_96_round_53_format): Likewise.
22778 (ibm_extended_format): Likewise.
22779 (mips_extended_format): Likewise.
22780 (ieee_quad_format): Likewise.
22781 (mips_quad_format): Likewise.
22782 (vax_f_format): Likewise.
22783 (vax_d_format): Likewise.
22784 (vax_g_format): Likewise.
22785 (i370_single_format): Likewise.
22786 (i370_double_format): Likewise.
22787 (decimal_single_format): Likewise.
22788 (decimal_double_format): Likewise.
22789 (decimal_quad_format): Likewise.
22790 (c4x_single_format): Likewise.
22791 (c4x_extended_format): Likewise.
22792 (real_internal_format): Likewise.
22793 (coldfire_single_format): New real_format.
22794 (coldfire_double_format): Likewise.
22795 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22796 canonical_nan_lsbs_set.
22797 (pdp11_d_format): Likewise.
22798 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22799 if TARGET_COLDFIRE_CPU.
22801 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22803 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22804 (output_call, m68k_legitimize_call_address): Declare.
22805 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22806 parenthesees. Add support for a 'W' constraint.
22807 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22808 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22809 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22810 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22812 (override_options): Initialize them. Do not set flag_no_function_cse
22813 for TARGET_ID_SHARED_LIBRARY.
22814 (m68k_output_pic_call): Delete.
22815 (m68k_legitimize_call_address): New function.
22816 (print_operand): Remove the %o prefix. Handle the %p prefix.
22817 (output_call): New function.
22818 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22819 target address from the GOT if symbolic jumps are not allowed.
22820 * config/m68k/m68k.md (call, general_operand): Do not set
22821 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22822 Merge separate flag_pic and !flag_pic define_insns into...
22823 (*call, *call_value): ...these new patterns. Match the address
22824 rather than the containing MEM and require it to be a call_operand.
22825 Use output_call to generate the asm template.
22826 * config/m68k/predicates.md (const_call_operand): New predicate.
22827 (call_operand): Likewise.
22829 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22831 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22832 (STACK_GROWS_DOWNWARD): Define to 1.
22833 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22834 comments, emphasizing that these values are only defaults.
22835 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22836 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22840 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22842 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22843 Richard Sandiford <richard@codesourcery.com>
22845 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22846 (FP_REGNO_P): New macros.
22847 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22848 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22849 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22850 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22852 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22854 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22855 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22857 * config/m68k/t-floatlib: New file, extracting common code from...
22858 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22859 * config/m68k/t-uclinux: Here.
22860 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22861 routines on ColdFire targets.
22863 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22865 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22866 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22867 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22868 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22869 explicitly set MOTOROLA to 1.
22870 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22872 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22873 Nathan Sidwell <nathan@codesourcery.com>
22875 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22876 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22877 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22878 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22879 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22880 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22881 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22882 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22883 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22884 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22885 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22886 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22887 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22888 (DBX_REGISTER_NUMBER): Delete.
22889 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22890 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22891 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22893 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22895 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22896 * config/flat.h: New file.
22897 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22898 OBJECT_FORMAT_FLAT.
22899 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22900 indirect references for -msep-data or -mid-shared-library.
22901 Do not use PC-relative code addresses either.
22902 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22904 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22905 for shared libraries and crt1.o for executables. Use crti.o and
22907 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22908 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22909 Do not add -elf2flt or -shared-lib-id options here.
22910 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22911 Pass -shared-lib-id if -mid-shared-library, taking the library
22912 identifier from -mshared-library-id if given, otherwise
22914 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22915 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22916 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22917 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22918 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22919 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22921 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22922 jump sequence for ISA A and ISA A+.
22923 (PICJUMP): Likewise.
22925 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22927 * config.gcc (m68k-*-uclinux*): Base the port on the common
22928 and m68k GNU/Linux files rather than on the generic ELF ones.
22929 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22930 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22932 2007-01-18 Julian Brown <julian@codesourcery.com>
22933 Richard Sandiford <richard@codesourcery.com>
22935 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22936 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22937 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22939 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22940 80 unconditionally.
22941 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22945 * doc/install.texi: Document m68k-uclinuxoldabi.
22946 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22947 * config/m68k/uclinux-oldabi.h: New file, copied from
22948 config/m68k/uclinux.h.
22950 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22952 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22953 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22954 (m32r_compute_frame_size): Use unsigned for regno.
22955 (m32r_reload_lr): Use gen_frame_mem.
22957 (m32r_output_function_epilogue): Don't output the function epilogue
22959 (m32r_expand_epilogue): New.
22960 (direct_return): Return false if the function has the interrupt
22962 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22963 * config/m32r/m32r.md (epilogue): New expander.
22964 (return_lr, return_rte): New insns.
22965 (return): Make it expander.
22966 (return_normal): New expander.
22968 2007-01-18 Josh Conner <jconner@apple.com>
22971 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22972 support for UNLE, UNLT, UNGE, and UNGT.
22974 2007-01-18 Jan Hubicka <jh@suse.cz>
22976 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22977 * tree-tailcall (add_virtual_phis): Likewise.
22978 (optimize_tail_call): Return TODOs.
22979 (execute_tail_calls): Return TODOs.
22980 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22981 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22984 Cleanup cfg using TODO.
22985 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22986 * passes.c (execute_function_todo): When cleanup did something, remove
22988 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22989 (make_edges): Don't cleanup_cfg.
22991 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22993 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22994 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22995 operate on the top of stack.
22996 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22997 register handling of instructions that output to the second
22999 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23000 (move_for_stack_reg): Special-case check for dead destination
23001 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23003 * config/i386/i386.md (UNSPEC_TAN): New constant.
23004 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23005 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23006 to correctly model move of constant 1.0 to top stack slot.
23007 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23008 (unnamed peephole2 pattern): Remove corresponding peephole2
23009 pattern that optimizes tan insn and loading of constant 1.0.
23010 (tanxf2): Use fptanxf4_i387.
23011 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23012 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23013 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23014 disable patterns for SSE math.
23015 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23016 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23018 2007-01-18 Dirk Mueller <dmueller@suse.de>
23019 Richard Guenther <rguenther@suse.de>
23022 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23023 * common.opt (Warray-bounds): Add new warning option.
23024 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23026 * Makefile.in: make tree-vrp.o depend on toplev.h
23027 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23029 (check_array_refs, check_array_bounds, check_array_ref): New.
23031 2007-01-18 Jan Hubicka <jh@suse.cz>
23033 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23034 (execute_ssa_ccp): Return flags conditionally.
23035 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23037 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23039 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23041 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23042 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23044 * Makefile.c (GTFILES): Add cfglayout.h.
23045 * gengtype.c (open_base_files): Likewise.
23046 * cfglayout.c (cfg_layout_function_footer,
23047 cfg_layout_function_header) Reindent to make gengtype happy.
23048 * cfglayout.h (cfg_layout_function_footer,
23049 cfg_layout_function_header): Add GTY(()) marker.
23051 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23053 2007-01-18 Ben Elliston <bje@au.ibm.com>
23055 * genautomata.c (write_automata): Include xstrerror output in the
23056 error message if writing the DFA description file fails.
23058 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23060 * config/mips/mips-protos.h (mips_output_external): Make it
23062 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23063 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23064 (extern_list): Likewise.
23065 (extern_head): Likewise.
23066 (TARGET_ASM_FILE_END): Likewise.
23067 (mips_file_end): Likewise.
23068 (mips_output_external): Rewritten.
23070 2007-01-18 Ben Elliston <bje@au.ibm.com>
23072 * genpreds.c (write_insn_preds_c): Only write out the function
23073 body for regclass_for_constraint if we have register constraints.
23075 2007-01-17 Tom Tromey <tromey@redhat.com>
23077 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23078 * doc/install.texi (Testing): Use sourceware.org.
23079 (Binaries): Likewise.
23080 (Specific): Likewise.
23081 * doc/contrib.texi (Contributors): Use sourceware.org.
23083 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23085 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23086 (AVR_ENHANCED): Rename to ...
23087 (AVR_HAVE_MUL): ... new.
23088 (avr_enhanced_p): Rename to ...
23089 (avr_have_mul_p): ... new.
23090 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23091 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23092 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23093 (avr_have_mul_p): ... new.
23094 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23095 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23096 'avr_enhanced_p' and 'enhanced'.
23097 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23098 AVR_HAVE_MUL instead of AVR_ENHANCED.
23099 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23100 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23101 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23102 instead of AVR_ENHANCED.
23103 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23104 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23105 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23107 2007-01-17 Ian Lance Taylor <iant@google.com>
23109 * vec.h (VEC_reserve_exact): Define.
23110 (vec_gc_p_reserve_exact): Declare.
23111 (vec_gc_o_reserve_exact): Declare.
23112 (vec_heap_p_reserve_exact): Declare.
23113 (vec_heap_o_reserve_exact): Declare.
23114 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23116 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23117 negative parameter.
23118 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23119 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23120 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23121 * vec.c (calculate_allocation): Add exact parameter. Change all
23123 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23124 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23125 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23126 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23127 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23128 (vec_heap_p_reserve_exact): New function.
23129 (vec_heap_o_reserve_exact): New function.
23131 2007-01-17 Jan Hubicka <jh@suse.cz>
23133 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23135 2007-01-17 Eric Christopher <echristo@apple.com>
23137 * config.gcc: Support core2 processor.
23139 2007-01-16 Jan Hubicka <jh@suse.cz>
23141 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23142 the names, just unlink the chain so we don't crash on dangling
23146 2007-01-16 Jan Hubicka <jh@suse.cz>
23148 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23149 * tree-pass.h: Reorder to make IPA passes appear toegher.
23150 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23152 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23153 parameters, do not call early inliner.
23154 * ipa-inline.c: Update comments. Include tree-flow.h
23155 (cgraph_decide_inlining): Do not compute inlining parameters.
23156 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23157 be called with function context set up.
23158 (pass_ipa_inline): Remove unreachable functions before pass.
23159 (cgraph_early_inlining): Simplify assuming to be called from the
23161 (pass_early_inline): New pass.
23162 (cgraph_gate_ipa_early_inlining): New gate.
23163 (pass_ipa_early_inline): Turn into simple wrapper.
23164 (compute_inline_parameters): New function.
23165 (gate_inline_passes): New gate.
23166 (pass_inline_parameters): New pass.
23167 (apply_inline): Move here from tree-optimize.c
23168 (pass_apply_inline): New pass.
23169 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23171 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23172 doing them by hand.
23173 (tree_function_versioning): Do not allocate dummy struct function.
23174 * tree-inline.h (optimize_inline_calls): Update prototype.
23175 * tree-optimize.c (execute_fixup_cfg): Export.
23176 (pass_fixup_cfg): Remove
23177 (tree_rest_of_compilation): Do not apply inlines.
23178 * tree-flow.h (execute_fixup_cfg): Declare.
23179 * Makefile.in (gt-passes.c): New.
23180 * passes.c: Include gt-passes.h
23181 (init_optimization_passes): New passes.
23182 (nnodes, order): New static vars.
23183 (do_per_function_toporder): New function.
23184 (execute_one_pass): Dump current pass here.
23185 (execute_ipa_pass_list): Don't dump current pass here.
23187 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23189 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23190 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23192 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23194 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23195 (strong_alias): Define.
23196 (__gcc_qmul): Provide non-FMA for soft-float.
23197 (__gcc_qdiv): Same.
23202 (__gcc_qunord): New.
23212 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23213 soft-float functions.
23214 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23215 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23216 about long double soft float.
23218 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23219 Tehila Meyzels <tehila@il.ibm.com>
23221 * tree-vectorizer.h (is_pattern_stmt_p): New.
23222 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23223 formatting (tabs instead of spaces). Cleanup and clarify setting
23224 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23225 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23226 (vectorizable_type_demotion): Check that types are integral.
23227 (vectorizable_type_promotion): Likewise.
23228 (vectorizable_store): Fix typo. Eliminate new-line at end of
23231 2007-01-16 Jan Hubicka <jh@suse.cz>
23233 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23236 2007-01-15 Eric Christopher <echristo@apple.com>
23238 * ifcvt.c: Include vec.h, vecprim.h.
23239 (check_cond_move_block): New argument regs.
23240 Reorganize. Add registers used to regs.
23241 (cond_move_process_if_block): Use regs set above as
23244 2007-01-15 Eric Christopher <echristo@apple.com>
23246 * config/darwin.h: Update copyright.
23247 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23248 (LINK_COMMAND_SPEC): Add -u.
23249 (LINK_SPEC): Fix umbrella for above.
23251 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23253 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23256 2007-01-15 Tom Tromey <tromey@redhat.com>
23258 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23259 * doc/install.texi (Testing): Don't mention jacks.
23260 (Configuration): Document --enable-java-maintainer-mode. Move
23261 --with-java-home to libgcj-specific section. Document
23263 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23265 2007-01-15 Jan Hubicka <jh@suse.cz>
23267 * tree-ssa-dce.c (DCE_TODOs): New.
23268 (propagate_necessity): Return if something changed.
23269 (eliminate_unnecessary_stmts): Likewise.
23270 (perform_tree_ssa_dce): Return TODO flags when needed.
23271 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23273 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23275 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23276 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23277 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23278 patterns using X87MODEF12 mode macro. Extend operand 1
23279 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23280 (log10<mode>2): Ditto.
23281 (log2<mode>2): Ditto.
23282 (log1p<mode>2): Ditto.
23283 (logb<mode>2): Ditto.
23284 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23285 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23286 (*fxtractxf3_i387): Rename from *fxtractxf3.
23287 (fxtract_extend<mode>xf3_i387): New insn pattern.
23288 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23289 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23290 and gen_fyl2xxf3_i387().
23292 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23294 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23295 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23296 get_loop_exit_edges. Changed return type to bool.
23297 * cfgloop.h (fix_loop_placement): Declaration removed.
23299 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23301 * param.h (MIN_VECT_LOOP_BOUND): New.
23302 * params.def (MIN_VECT_LOOP_BOUND): New.
23303 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23304 argument - minimum threshold for number of iterations.
23305 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23306 argument to declaration.
23307 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23308 MIN_VECT_LOOP_BOUND.
23309 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23310 slpeel_tree_peel_loop_to_edge with additional argument.
23311 (vect_do_peeling_for_alignment): Likewise.
23312 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23314 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23317 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23318 operands of size 1.
23320 2007-01-14 Jan Hubicka <jh@suse.cz>
23322 * tree-dfa.c (remove_referenced_var): New function.
23323 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23324 prune referenced vars list too.
23325 * tree-flow.h (remove_referenced_var): Declare.
23327 2007-01-14 Jan Hubicka <jh@suse.cz>
23329 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23331 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23332 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23333 * except.h (verify_eh_throw_table_statements): Kill prototype.
23334 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23335 into call exrepssions.
23336 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23338 * tree-cfg.c: Include pointer-set.h.
23339 (verify_node_sharing): Work on pointer set.
23340 (verify_eh_throw_stmt_node): New.
23341 (verify_stmts): Use pointers sets, verify throw_stmt.
23343 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23345 * ipa-reference.c (analyze_function): Consider also addresses taken
23348 2007-01-12 Roger Sayle <roger@eyesopen.com>
23350 * c-typeck.c (null_pointer_constant_p): Replace use of
23351 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23352 (build_c_cast): Likewise.
23354 2007-01-12 Roger Sayle <roger@eyesopen.com>
23356 * tree.h (force_fit_type_double): Remove unused final argument.
23357 * c-common.c (constant_expression_warning): Replace use of
23358 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23359 (convert_and_check): Likewise.
23360 (shorten_compare): Update call to force_fit_type_double.
23361 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23362 * convert.c (convert_to_pointer): Update call to
23363 force_fit_type_double.
23364 * fold-const.c (force_fit_type_double): Remove overflowed_const
23366 (int_const_binop, fold_convert_const_int_from_int,
23367 fold_convert_const_int_from_real, fold_div_compare,
23368 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23369 fold_abs_const, fold_not_const): Remove the final argument from
23370 calls to force_fit_type_double.
23372 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23374 * configure.ac: Set insn to "nop" for spu-*-* also.
23375 * configure: Regenerate.
23377 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23379 * builtins.def : Add BUILT_IN_FREE.
23381 2007-01-12 Jan Hubicka <jh@suse.cz>
23383 PR tree-optimization/30443
23384 * tree-inline.c (tree_function_versioning): Do not optimize when
23385 cloning for inlining.
23387 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23389 * doc/loop.texi: Document recording of loop exits.
23390 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23391 (update_single_exits_after_duplication,
23392 update_single_exit_for_duplicated_loop,
23393 update_single_exit_for_duplicated_loops): Removed.
23394 (duplicate_loop_to_header_edge): Do not call
23395 update_single_exits_after_duplication and
23396 update_single_exit_for_duplicated_loops.
23397 (loop_version): Do not update single_exit information.
23398 (fix_loop_structure): Use record_loop_exits instead of
23399 mark_single_exit_loops.
23400 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23401 the lists of loop exits.
23402 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23403 split_edge, merge_blocks): Update the lists of loop exits.
23404 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23405 loop_optimizer_init.
23406 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23407 of mark_single_exit_loops.
23408 (loop_optimizer_finalize): Call release_recorded_exits.
23409 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23410 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23411 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23412 update single exit information.
23413 * lambda-code.c (perfect_nestify): Ditto.
23414 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23415 (mark_single_exit_loops): Removed.
23416 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23417 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23418 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23420 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23421 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23422 (verify_loop_structure): Verify consistency of the exit lists.
23423 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23424 (set_single_exit): Removed.
23425 * cfgloop.h (struct loop_exit): New function.
23426 (struct loop): single_exit_ field replaced by exits field.
23427 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23428 LOOPS_HAVE_RECORDED_EXITS.
23429 (struct loops): Added exits hash.
23430 (mark_single_exit_loops, set_single_exit): Declaration removed.
23431 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23435 * doc/invoke.texi: Avoid use of @headitem.
23437 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23439 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23441 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23443 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23446 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23447 Richard Sandiford <richard@codesourcery.com>
23449 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23450 * config/m68k/m68k.opt: Resort options.
23451 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23453 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23454 Richard Sandiford <richard@codesourcery.com>
23456 * doc/invoke.texi: Document the macros that are defined by
23457 m68k's -mtune and -mhard-float options.
23458 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23459 (m68k_cpp_cpu_family): Likewise.
23460 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23461 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23462 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23463 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23464 (m68k_cpp_cpu_family): Likewise.
23466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23468 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23469 macros besides mc68000 as tuning macros. Use a switch statement
23470 to set them and mcpu32.
23472 2007-01-12 Julian Brown <julian@codesourcery.com>
23474 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23475 (TARGET_68040_ONLY): Rename to...
23476 (TARGET_68040): ...this.
23477 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23478 * config/m68k/m68k.md: Likewise.
23480 2007-01-12 Julian Brown <julian@codesourcery.com>
23481 Nathan Sidwell <nathan@codesourcery.com>
23482 Richard Sandiford <richard@codesourcery.com>
23484 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23485 the -mcpu= argument associated with the --with-cpu setting.
23486 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23487 if different from the one implied by the -mcpu setting.
23488 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23489 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23490 * doc/invoke.texi: Mention ColdFire in the introduction to the
23491 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23492 -mno-div and -mhard-float options. Make -m68881 a synonym for
23493 -mhard-float. Document the previously-undocumented -m5206e,
23494 -m528x, -m5307 and -m5407 options. Tweak the existing option
23495 documentation for consistency.
23496 * doc/install.texi: Mention new --with-cpu arguments.
23497 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23498 default CPU if neither -mcpu nor -march are specified.
23499 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23500 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23501 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23502 using m68k_tune to decide between families that implement the
23503 same ISA. Use m68k_tune to set __mcfv4e__.
23504 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23505 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23506 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23507 (FL_ISA_C, FL_ISA_MMU): New macros.
23508 (MASK_COLDFIRE): Delete.
23509 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23510 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23511 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23512 (TARGET_HARD_FLOAT): Do not define here.
23513 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23514 (TUNE_68000): New macro.
23515 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23516 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23517 (TUNE_CFV2): Redefine in terms of m68k_tune.
23518 (uarch_type, target_device, fpu_type): New enums.
23519 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23520 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23521 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23522 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23523 (FL_FOR_isa_c): New macros.
23524 (m68k_isa): New enum.
23525 (m68k_target_selection): New structure.
23526 (all_devices, all_isas, all_microarchs): New tables.
23527 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23528 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23529 (MASK_ALL_CPU_BITS): Delete.
23530 (m68k_find_selection): New function.
23531 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23532 Map the legacy target options to a combination of the new ones.
23533 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23534 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23535 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23537 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23538 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23540 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23541 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23542 * config/m68k/m68k-devices.def: New file.
23544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23545 Nathan Sidwell <nathan@codesourcery.com>
23547 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23548 (SUBTARGET_EXTRA_SPECS): New macros.
23549 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23550 use %(asm_cpu_spec) instead.
23551 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23552 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23553 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23554 (EXTRA_SPECS): Rename to...
23555 (SUBTARGET_EXTRA_SPECS): ...this.
23557 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23558 Richard Sandiford <richard@codesourcery.com>
23559 Julian Brown <julian@codesourcery.com>
23561 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23562 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23563 to the configuration's default CPU.
23564 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23565 Remove default masks.
23566 (m680[012]0-*-*): Set the default with_cpu to the first part of
23568 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23569 (m68k*-*-linux): Extend the --with-cpu handling to...
23570 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23571 and m68010. Don't set target_cpu_default2.
23572 * doc/install.texi: Document --with-cpu for m68k.
23573 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23574 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23575 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23576 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23577 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23578 (ASM_SPEC): Remove use of %(asm_cpu_default).
23579 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23580 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23581 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23582 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23583 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23584 (TARGET_DEFAULT): Delete.
23585 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23586 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23587 (CPP_CPU_SPEC): Delete.
23588 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23589 the appropriate string.
23590 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23591 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23592 (ASM_SPEC): Don't use %(asm_default_spec).
23593 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23594 TARGET_DEFAULT and add MASK_68881.
23595 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23597 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23599 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23600 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23601 MASK_68010 alongside MASK_68020.
23602 * doc/invoke.texi: Document -m68010.
23603 * config/m68k/m68k.opt (m68010): New.
23604 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23606 (TUNE_68010): New macro.
23607 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23608 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23609 (M68K_CPU_m68332): Add MASK_68010.
23610 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23611 fallback definition.
23612 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23614 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23615 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23616 to all entries that use MASK_68020.
23617 (output_move_simode_const, output_move_himode, output_move_qimode)
23618 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23619 instead of TARGET_68020 to select clr behavior. Remove comment
23620 about there being no TARGET_68010.
23621 * config/m68k/m68k.md: Likewise throughout.
23623 2007-01-12 Julian Brown <julian@codesourcery.com>
23625 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23626 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23627 * config/m68k/m68k.md: Likewise.
23629 2007-01-12 Julian Brown <julian@codesourcery.com>
23631 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23632 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23634 2007-01-12 Julian Brown <julian@codesourcery.com>
23636 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23637 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23638 * config/m68k/m68k.md: Likewise.
23640 2007-01-12 Julian Brown <julian@codesourcery.com>
23641 Richard Sandiford <richard@codesourcery.com>
23643 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23644 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23645 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23647 (TARGET_CPU32): Rename to...
23648 (TUNE_CPU32): ...this.
23649 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23650 (TUNE_CFV2): New macros.
23651 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23652 remove conditions that are implied by TARGET_68020.
23653 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23654 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23655 (m68k_output_function_epilogue): Likewise.
23656 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23657 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23658 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23659 non-68000 timings. Refactor multiplication and division costs.
23660 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23661 TUNE_CPU32 instead of TARGET_CPU32.
23662 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23663 and TUNE_68060 instead of TARGET_68060.
23664 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23665 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23667 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23668 && !TARGET_COLDFIRE" to choose between moveq and clr.
23669 Likewise in the unnamed movsf pattern.
23670 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23671 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23674 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23676 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23677 of tabbing before backslashes.
23679 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23681 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23682 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23683 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23685 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23687 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23688 find_interesting_uses_cond.
23689 (find_interesting_uses_cond): Use extract_cond_operands.
23690 (rewrite_use_compare): Use extract_cond_operands and
23691 force_gimple_operand_bsi. Do not call update_stmt.
23692 (determine_use_iv_cost_condition): Use extract_cond_operands.
23693 Return cheaper of using original bound and changing the exit bound.
23695 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23697 PR tree-optimization/29516
23698 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23699 most_expensive_mult_to_index, addr_to_parts,
23700 create_mem_ref, maybe_fold_tmr): Make the type of
23701 fields of TARGET_MEM_REF sizetype.
23702 (move_fixed_address_to_symbol, move_pointer_to_base):
23704 * tree.def (TARGET_MEM_REF): Add comment on types of
23707 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23709 * c-common.c (vector_types_convertible_p): Treat opaque types as
23710 always convertible if they have the same size, but not otherwise.
23712 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23714 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23715 Remove the b_unconditional field.
23716 (noce_try_sign_mask): Do not look at b_unconditional.
23717 (noce_process_if_block): Do not use merge_if_blocks. Update
23718 the CFG here. Do not set b_unconditional.
23719 (cond_move_process_if_block): Likewise.
23720 (find_cond_trap): Likewise.
23721 (check_cond_move_block): Require simple jump insns at the end
23722 of the basic block.
23724 2007-01-11 Jan Hubicka <jh@suse.cz>
23726 PR tree-optimization/1046
23727 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23728 when alias info is not ready.
23729 (pass_tail_recursion): Do not require aliasing.
23730 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23731 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23732 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23733 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23734 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23735 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23736 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23738 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23739 When aliasing is not build, mark statement as volatile.
23741 2007-01-11 Tom Tromey <tromey@redhat.com>
23743 PR preprocessor/15185, PR preprocessor/20989:
23744 * doc/cppopts.texi <-MT>: Update description of algorithm for
23745 computing default target.
23746 <-M, -MD>: Reword "basename" text.
23748 2007-01-11 Roger Sayle <roger@eyesopen.com>
23750 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23751 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23752 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23753 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23754 fold_builtin_bswap, real_constp, fold_builtin_pow,
23755 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23756 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23757 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23758 * convert.c (convert_to_pointer): Likewise.
23759 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23760 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23761 const_binop, fold_convert_const_int_from_int,
23762 fold_convert_const_int_from_real,
23763 fold_convert_const_real_from_real, sign_bit_p,
23764 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23765 fold_sign_changed_comparison, fold_unary, fold_comparison,
23766 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23767 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23768 * print-tree.c (print_node_brief, print_node): Likewise.
23769 * stor-layout.c (place_field, layout_type): Likewise.
23770 * tree-chrec.c (keep_cast): Likewise.
23771 * tree.c (build_vector, build_real, build_real_from_int_cst,
23772 build_complex): Likewise.
23774 2007-01-11 Roger Sayle <roger@eyesopen.com>
23776 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23777 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23779 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23781 * configure.ac (strict1_warn): Rename to strict_warn.
23782 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23783 cc_set_by_configure, quoted_cc_set_by_configure,
23784 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23785 all_boot_languages, all_stagestuff): Remove.
23786 (target_list): Remove bootstrap targets.
23787 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23788 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23789 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23790 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23791 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23792 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23793 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23794 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23795 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23796 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23797 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23798 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23799 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23800 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23801 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23802 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23803 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23804 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23805 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23806 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23807 (mostlyclean): Adjust.
23808 (clean, distclean): Don't mention bootstrap stuff.
23809 * configure: Regenerate.
23810 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23811 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23812 treelang/config-lang.in (stagestuff): Remove.
23813 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23814 stageprofile, stagefeedback, stagestuff): Remove mention.
23816 2007-01-11 Nick Clifton <nickc@redhat.com>
23818 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23820 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23821 (mcore_arith_K_S_operand): Run the test for the S constraint not
23822 the test for the M constraint.
23823 (mcore_addsub_operand): Do not accept integer values that are
23824 larger than 32 bits.
23825 * config/mcore/mcore.md: Remove unused constraints from split.
23826 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23827 (addsi3): Likewise.
23828 (allocate_stack): Likewise.
23829 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23830 operands to 32 bits.
23831 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23833 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23834 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23835 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23836 mcore_output_bclri, mcore_output_andn, output_inline_const,
23837 mcore_output_move, mcore_output_movedouble): Likewise.
23838 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23839 (output_inline_const): Likewise.
23840 (output_inline_const): Fix format strings used in sprintf
23842 * config/mcore/mcore-protos.h: Update prototypes for changed
23843 functions in mcore.c.
23844 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23845 HOST_WIDE_INT and not int.
23846 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23847 CONST_OK_FOR_N): Likewise.
23848 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23849 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23852 2007-01-10 Jan Hubicka <jh@suse.cz>
23854 * tree-vrp.c (remove_range_assertions): Release defs.
23855 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23856 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23858 2007-01-10 Paul Brook <paul@codesourcery.com>
23860 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23861 * config/arm/arm.md (mulsi3subsi): New insn.
23863 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23865 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23866 (tree_transform_and_unroll_loop): New.
23867 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23870 2007-01-10 Robert Kennedy <jimbob@google.com>
23872 * fold-const.c (fold_comparison): Fold comparisons like (x *
23873 1000 < 0) to (x < 0).
23875 2007-01-10 Ian Lance Taylor <iant@google.com>
23877 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23878 operands have the same priority.
23880 2007-01-10 Tom Tromey <tromey@redhat.com>
23882 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23883 (fold_binary): Likewise.
23884 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23885 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23886 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23887 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23888 * langhooks.h (struct lang_hooks): Removed field
23889 'can_use_bit_fields_p'.
23891 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23893 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23895 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23897 * function.c (get_last_funcdef_no): New function.
23898 * function.h (get_last_funcdef_no): Declare.
23899 * tree-inline.c (initialize_cfun): Add initialization.
23900 (tree_function_versioning): Cleanup.
23902 2007-01-10 Jan Hubicka <jh@suse.cz>
23904 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23907 2007-01-10 Sa Liu <saliu@de.ibm.com>
23908 Ben Elliston <bje@au.ibm.com>
23910 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23911 for SAVE_NONLOCAL and Pmode for any other save level.
23912 * spu-protos.h (spu_restore_stack_block): Declare.
23913 * spu.md (save_stack_block): Remove.
23914 (restore_stack_block): Call spu_restore_stack_block.
23915 * spu.c (spu_restore_stack_block): New function.
23916 (spu_expand_epilogue): Remove old comment.
23918 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23920 PR tree-optimization/30322
23921 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23922 (cand_value_at): Return the value as aff_tree.
23923 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23924 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23925 aff_combination_mult): New functions.
23926 (aff_combination_add): Use aff_combination_add_cst.
23927 (aff_combination_convert): Allow conversions to a wider type.
23928 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23929 * tree-affine.h (aff_combination_mult): Declare.
23931 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23933 * doc/tm.texi: Update documentation to reflect reality of exec
23934 and start file search behaviours. Update copyright year.
23935 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23936 header file directories.
23938 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23940 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23941 (*cosxf2): Rename to cosxf2_i387.
23942 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23943 using X87MODEF12 mode macro. Rename patterns to
23944 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23946 (*cosdf2, *cossf2): Ditto.
23947 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23948 to match extended input operands.
23949 (sincos<mode>3): New expander.
23950 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23951 insn patterns and corresponding splitters.
23953 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23955 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23956 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23958 2007-01-09 Nicolas Pitre <nico@cam.org>
23961 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23963 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23965 * target.h (struct gcc_target): New field library_rtti_comdat.
23966 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23967 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23968 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23969 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23971 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23973 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23975 2007-01-08 Richard Guenther <rguenther@suse.de>
23977 * tree.h (force_fit_type_double): Export.
23978 (force_fit_type): Remove.
23979 * fold-const.c (force_fit_type_double): New function.
23980 (force_fit_type): Remove.
23981 (int_const_binop): Use it.
23982 (fold_convert_const_int_from_int): Likewise.
23983 (fold_convert_const_int_from_real): Likewise.
23984 (fold_div_compare): Likewise.
23985 (fold_sign_changed_comparison): Likewise.
23986 (fold_unary): Likewise.
23987 (fold_negate_const): Likewise.
23988 (fold_abs_const): Likewise.
23989 (fold_not_const): Likewise.
23990 * c-common.c (shorten_compare): Use force_fit_type_double.
23991 * convert.c (convert_to_pointer): Likewise.
23993 2007-01-08 Richard Guenther <rguenther@suse.de>
23995 * tree.h (build_int_cst_wide_type): Export.
23996 * tree.c (build_int_cst_wide_type): New function.
23997 (build_int_cst_wide): Fix comment.
23998 * builtins.c (fold_builtin_object_size): Use build_int_cst
23999 to build -1 or 0 of the correct type. Use fit_double_type
24000 to check for overflow.
24001 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24003 (decode_field_reference): Likewise.
24004 (all_ones_mask_p): Likewise.
24005 (native_interpret_int): Use build_int_cst_wide_type.
24006 (fold_binary): Use build_int_cst_type to build an all-ones
24008 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24010 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24012 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24014 2007-01-09 Ben Elliston <bje@au.ibm.com>
24016 * genautomata.c (STATS_OPTION): New option.
24017 (stats_flag): New flag.
24018 (gen_automata_option): Handle it.
24019 (initiate_automaton_gen): Ditto.
24020 (write_automata): Output statistics only if stats_flag is
24021 set. Likewise, output time statistics only if time_flag is set.
24022 * doc/md.texi (Processor pipeline description): Document new flag.
24024 2007-01-08 Richard Guenther <rguenther@suse.de>
24026 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24027 * tree.c (build_int_cst_type): Likewise.
24028 (size_in_bytes): Don't call force_fit_type on the result.
24029 (int_fits_type_p): Use fit_double_type.
24030 * fold-const.c (fit_double_type): New function.
24031 (force_fit_type): Use it.
24032 * tree.h (fit_double_type): Export.
24034 2007-01-08 Jan Hubicka <jh@suse.cz>
24036 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24037 * ipa.c (function_and_variable_visibility): Fix return type.
24039 2007-01-08 Richard Guenther <rguenther@suse.de>
24041 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24042 of offset to build the index.
24043 * tree-pretty-print.c (dump_generic_node): Don't build negated
24044 const just for printing.
24045 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24046 * builtins.c (fold_builtin_int_roundingfn): Check if result
24047 fits the type by using force_fit_type and comparing the result.
24048 * predict.c (predict_loops): Use compare_tree_int for comparison.
24049 * tree.c (build_int_cst): Fall back to integer_type_node for
24051 (build_int_cst_wide): Assert type is non-null.
24053 2007-01-08 Roberto Costa <roberto.costa@st.com>
24055 * tree-vrp.c (extract_range_from_cond_expr): New.
24056 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24057 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24059 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24060 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24061 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24062 used as expressions.
24063 * tree-object-size.c (cond_expr_object_size): New.
24064 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24066 2007-01-08 Jan Hubicka <jh@suse.cz>
24068 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24069 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24072 2007-01-08 Richard Guenther <rguenther@suse.de>
24074 PR tree-optimization/23603
24075 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24076 (extract_range_from_binary): Fall back to truthvalue instead of
24077 varying for TRUTH_*_EXPR.
24078 (extract_range_from_comparison): Fall back to truthvalue instead of
24080 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24081 if all visited PHI values were constant.
24083 2007-01-08 Jan Hubicka <jh@suse.cz>
24085 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24086 (cgraph_analyze_function): break out from ...
24087 (cgraph_finalize_compilation_unit): ... here.
24088 (cgraph_expand_function): Remove forgoten commented out line.
24089 (cgraph_optimize): Analyze functions.
24091 2007-01-08 Jan Hubicka <jh@suse.cz>
24093 * tree-pas.h (TODO_remove_function): New flag.
24094 (TODO_update*): Renumber.
24095 (pass_ipa_increase_alignment,
24096 pass_ipa_function_and_variable_visibility): New passes.
24097 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24098 (cgraph_function_and_variable_visibility): Move to ipa.c
24099 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24100 cgraph_increase_alignment.
24101 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24102 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24103 calling tree-inline.
24104 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24105 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24106 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24107 (gate_increase_alignment): New function.
24108 (pass_ipa_increase_alignment): New pass.
24109 * ipa.c: Inline tree-pass.h and timevar.h
24110 (function_and_variable_visibility): Move here from cgraphunit.c
24111 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24112 * passes.c (init_optimization_passes): Add the two new passes.
24113 (execute_todo): Handle cgraph_remove_functions.
24115 2007-01-08 Nick Clifton <nickc@redhat.com>
24117 * config/frv/predicates.md (reg_or_0_operand): Accept
24120 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24122 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24123 * config.gcc: Add bfin*-rtems*.
24125 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24127 * c.opt: Add -flax-vector-conversions.
24128 * c-typeck.c (convert_for_assignment): Pass flag to
24129 vector_types_convertible_p to allow emission of note.
24130 (digest_init): Likewise.
24131 * c-opts.c: Handle -flax-vector-conversions.
24132 * c-common.c (flag_lax_vector_conversions): New.
24133 (vector_types_convertible_p): Unless -flax-vector conversions
24134 has been passed, disallow conversions between vectors with
24135 differing numbers of subparts and/or element types. If such
24136 a conversion is disallowed, possibly emit a note on the first
24137 occasion only to inform the user of -flax-vector-conversions.
24138 The new last argument specifies this.
24139 * c-common.h (flag_lax_vector_conversions): New.
24140 (vector_types_convertible_p): Add extra argument.
24141 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24142 char_type_node for V*QI type vectors.
24143 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24144 Update to satisfy new typechecking rules.
24145 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24146 C and C++ variants.
24147 * doc/invoke.texi (C Dialect Options): Document
24148 -flax-vector-conversions.
24150 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24152 PR tree-optimization/29877
24153 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24154 a register variable on the RHS to not be replaceable.
24156 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24157 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24158 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24159 const_simm15, const_pow2, const_npow2): Added.
24160 * config/score/misc.md (insv, extv, extzv, movmemsi,
24161 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24162 * config/score/score.c (score_address_cost, score_select_cc_mode):
24164 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24165 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24166 Update score_print_operand.
24167 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24168 Adjust register allocate order and update some macro define.
24169 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24170 mdx_block_move_straight, mdx_block_move_loop_head,
24171 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24172 mdx_block_move_loop, mdx_block_move): Added.
24173 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24174 mdp_limm): Updated and fix some bug and typo.
24175 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24176 (movsf, movdf, doloop_end): Added.
24178 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24180 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24181 config/arm/thumb2.md: Fix comment typos.
24182 * doc/extend.texi: Fix a typo.
24184 2007-01-07 Eric Christopher <echristo@apple.com>
24186 * configure.ac: Check for __stack_chk_fail for darwin.
24187 * configure: Regenerate.
24189 2007-01-07 Richard Guenther <rguenther@suse.de>
24191 * tree-vrp.c (extract_range_from_assert): CSE calls to
24192 compare_values where possible.
24193 (extract_range_from_unary_expr): Likewise.
24195 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24197 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24198 * config/avr/avr.c (call_insn_operand): Delete function.
24199 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24200 instead of register number. Use predicates.
24201 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24202 call_insn_operand): Add.
24204 2007-01-06 Jan Hubicka <jh@suse.cz>
24206 * tree-pass.h (pass_build_cgraph_edges): Declare.
24207 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24208 (visited_nodes): Remove.
24209 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24210 build_cgrpah_edges; make visited_nodes local.
24211 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24212 (record_references_in_initializer): Move to cgraphbuild.c
24213 (initialize_inline_failed, rebuild_cgraph_edges,
24214 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24215 (verify_cgraph_node): Make visited_nodes local.
24216 (cgraph_analyze_function): Do not call cgraph_create_edges and
24217 initialize_inline_failed.
24218 (cgraph_expand_function): Do not call cgraph_lower_function;
24219 assert that function is already lowered.
24220 * Makefile.in (cgraphbuild.o): New.
24221 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24222 at the end of lowering passes.
24224 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24226 * ifcvt.c (cond_move_convert_if_block): New function, code
24227 factored out from...
24228 (cond_move_process_if_block): ...here. Call the new function
24229 on the THEN and ELSE blocks.
24230 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24231 already takes care of this.
24233 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24236 * tree.h (TREE_OVERFLOW_P): New.
24237 * c-typeck.c (parser_build_unary_op): Warn only if result
24238 overflowed and operands did not.
24239 (parser_build_binary_op): Likewise.
24240 (convert_for_assignment): Remove redundant overflow_warning.
24241 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24243 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24245 * c-typeck.c (store_init_value): Split over two lines to follow
24246 the GNU coding style.
24248 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24250 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24251 __GXX_EXPERIMENTAL_CXX0X__.
24252 * doc/cpp.texi: Same.
24254 2007-01-05 Richard Guenther <rguenther@suse.de>
24256 PR middle-end/27826
24257 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24258 with mismatched types. Instead explicitly build a
24259 conversion NOP_EXPR.
24261 2007-01-05 Ian Lance Taylor <iant@google.com>
24263 * c-common.c (decl_with_nonnull_addr_p): New function.
24264 (c_common_truthvalue_conversion): Call it.
24265 * c-typeck.c (build_binary_op): Likewise.
24266 * c-common.h (decl_with_nonnull_addr_p): Declare.
24268 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24271 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24274 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24276 * doc/install.texi (Final install): Document the fact that
24277 the GNAT runtime should not be stripped.
24279 2007-01-04 Jan Hubicka <jh@suse.cz>
24281 * tree-inline.c (fold_marked_statements): Update operand caches
24282 and EH after folding
24284 2007-01-04 Ian Lance Taylor <iant@google.com>
24286 * c-common.c (check_function_nonnull): Whitespace fix.
24288 2007-01-04 Jan Hubicka <jh@suse.cz>
24290 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24291 comitted older version of patch.
24292 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24293 function, celanup cfg and collect garbage.
24295 2007-01-04 Mike Stump <mrs@apple.com>
24297 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24300 2007-01-04 Eric Christopher <echristo@apple.com>
24302 * libgcc2.c (__bswapsi2): Use SItype.
24303 (__bswapdi2): Use DItype.
24304 * libgcc2.h: Update for above.
24306 2007-01-04 Paul Brook <paul@codesourcery.com>
24308 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24309 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24310 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24311 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24312 umulsi3_highpart): Make conditional on !arm_arch6.
24313 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24314 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24315 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24316 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24317 umulsi3_highpart_v6): New insns.
24319 2007-01-04 Roger Sayle <roger@eyesopen.com>
24321 * fold-const.c (fold_convert): When casting an expression to void,
24322 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24323 have a type. Instead of attempting to build a NOP_EXPR, return
24324 these "special" trees directly.
24326 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24328 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24329 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24330 rs6000_cost->fp not 0 as adjustment for outer NEG.
24332 2007-01-04 Jan Hubicka <jh@suse.cz>
24334 * cgraph.c (cgraph_release_function_body): New function.
24335 (cgraph_remove_node): Use it.
24336 * cgraph.h (cgraph_release_function_body): Declare.
24337 * cgraphunit.c (cgraph_expand_function): Use it.
24338 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24339 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24340 is initialized and while compilation of other function is running.
24341 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24342 statement CFG annotations from here to ...
24343 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24345 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24347 * cfgloop.h (enum li_flags): Make the constants powers of two.
24349 2007-01-04 Jan Hubicka <jh@suse.cz>
24351 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24353 (fold_marked_statements): New function.
24354 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24355 * tree-inline.h (copy_body_data): Add statements_to_fold.
24357 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24359 * config.gcc: Mention libgcc/config.host.
24360 * Makefile.in: Update comments mentioning libgcc.
24361 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24362 (all.cross, start.encap, rest.encap, rest.cross): Update
24363 dependencies for libgcc move.
24364 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24365 (clean-target, clean-target-libgcc): Delete.
24366 (srcdirify, GCC_EXTRA_PARTS): New macros.
24367 (libgcc-support, libgcc.mvars): New rules.
24368 (distclean): Remove mention of mklibgcc.
24369 (install): Don't reference INSTALL_LIBGCC.
24370 (install-common): Don't reference EXTRA_PARTS.
24371 (install-libgcc, install-multilib): Delete rules.
24372 * mklibgcc.in: Delete file.
24373 * doc/configfiles.texi: Don't mention mklibgcc.
24375 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24376 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24377 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24378 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24379 (mklibgcc, ldblspecs): Likewise.
24381 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24382 (posixpre.def): Use $(T).
24383 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24384 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24385 (SHLIB_LINK): Make dummy.
24386 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24388 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24390 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24391 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24392 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24393 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24395 * configure.ac (all_outputs): Remove mklibgcc.
24396 * configure: Regenerated.
24398 2007-01-03 Josh Conner <jconner@apple.com>
24400 PR middle-end/29683
24401 * calls.c (compute_argument_addresses): Set stack and stack_slot
24402 for partial args, too.
24403 (store_one_arg): Use locate.size.constant for the size when
24404 generating a save_area.
24406 2007-01-03 Robert Kennedy <jimbob@google.com>
24408 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24409 whose definitions are deleted due to basic block merging.
24411 2007-01-03 Paul Brook <paul@codesourcery.com>
24414 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24416 (use_return_insn): Return 0 for Thumb interrupt functions.
24417 (print_multi_reg): Add rfe argument for IRQ returns.
24418 (arm_output_epilogue): Pop interrupt return address directly into PC.
24419 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24421 2007-01-03 Paul Brook <paul@codesourcery.com>
24423 Merge from sourcerygxx-4_1.
24424 * config/arm/thumb2.md: New file.
24425 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24427 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24428 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24429 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24430 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24432 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24433 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24435 * config/arm/ieee754-sf.S: Ditto.
24436 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24437 (thumb1_base_register_rtx_p): ... to this.
24438 (thumb_index_register_rtx_p): Rename...
24439 (thumb1_index_register_rtx_p): ... to this.
24440 (thumb_output_function_prologue): Rename...
24441 (thumb1_output_function_prologue): ... to this.
24442 (thumb_legitimate_address_p): Rename...
24443 (thumb1_legitimate_address_p): ... to this.
24444 (thumb_rtx_costs): Rename...
24445 (thumb1_rtx_costs): ... to this.
24446 (thumb_compute_save_reg_mask): Rename...
24447 (thumb1_compute_save_reg_mask): ... to this.
24448 (thumb_final_prescan_insn): Rename...
24449 (thumb1_final_prescan_insn): ... to this.
24450 (thumb_expand_epilogue): Rename...
24451 (thumb1_expand_epilogue): ... to this.
24452 (arm_unwind_emit_stm): Rename...
24453 (arm_unwind_emit_sequence): ... to this.
24454 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24455 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24456 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24457 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24458 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24459 thumb2_output_casesi): New functions.
24460 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24461 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24462 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24463 THUMB2_WORK_REGS): Define.
24464 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24465 arm_condexec_mask, arm_condexec_masklen)): New variables.
24466 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24467 (arm_override_options): Check new CPU capabilities.
24468 Set new architecture flag variables.
24469 (arm_isr_value): Handle v7m interrupt functions.
24470 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24472 (const_ok_for_arm): Handle Thumb-2 constants.
24473 (arm_gen_constant): Ditto. Use movw when available.
24474 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24476 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24477 (thumb_find_work_register, arm_load_pic_register,
24478 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24479 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24480 print_multi_reg, output_mov_long_double_fpa_from_arm,
24481 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24482 output_mov_double_fpa_from_arm, output_move_double,
24483 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24484 output_return_instruction, arm_output_function_prologue,
24485 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24486 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24487 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24488 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24489 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24490 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24492 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24493 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24494 (arm_file_start): Output directive for unified syntax.
24495 (arm_unwind_emit_set): Handle stack alignment instruction.
24496 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24497 Add v6t2, v7, v7a, v7r and v7m.
24498 (RETLDM): Add Thumb-2 code.
24499 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24500 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24501 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24502 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24503 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24504 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24505 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24506 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24507 ADJUST_INSN_LENGTH): Define.
24508 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24509 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24510 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24511 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24512 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24513 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24514 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24515 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24516 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24517 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24518 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24519 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24520 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24521 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24522 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24523 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24524 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24526 * config/arm/arm-tune.md: Regenerate.
24527 * config/arm/arm-protos.h: Update prototypes.
24528 * config/arm/vfp.md: Enable patterns for Thumb-2.
24529 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24530 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24531 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24532 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24533 * config/arm/libunwind.S: Add Thumb-2 code.
24534 * config/arm/constraints.md: Update include Thumb-2.
24535 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24536 * config/arm/ieee754-df.S: Ditto.
24537 * config/arm/bpabi.S: Ditto.
24538 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24539 * config/arm/predicates.md (low_register_operand,
24540 low_reg_or_int_operand, thumb_16bit_operator): New.
24541 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24542 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24543 * config/arm/t-arm-elf: Add armv7 multilib.
24544 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24546 (UNSPEC_STACK_ALIGN, ce_count): New.
24547 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24548 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24550 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24551 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24552 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24553 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24554 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24555 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24557 * doc/extend.texi: Document ARMv7-M interrupt functions.
24558 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24560 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24562 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24563 (struct _Unwind_Context): Rename args_size to flags, remove
24564 signal_frame field, add a new args_size field and version field.
24565 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24566 _Unwind_IsExtendedContext): New inline functions.
24567 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24568 Assume by_value array is only present if _Unwind_IsExtendedContext.
24569 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24570 _Unwind_IsSignalFrame.
24571 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24572 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24573 (uw_init_context_1): Initialize context->flags to
24574 EXTENDED_CONTEXT_BIT.
24575 * config/rs6000/linux-unwind.h (frob_update_context): Use
24576 _Unwind_SetSignalFrame.
24578 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24580 PR middle-end/30353
24581 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24582 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24585 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24587 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24588 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24589 RET, AT_SP): Remove.
24590 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24593 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24594 * cfgbuild.c (find_basic_blocks): Likewise.
24595 * cfgrtl.c (rtl_create_basic_block): Likewise.
24596 * function.c (temp_slots_at_level): Likewise.
24597 * reg-stack.c (stack_regs_mentioned): Likewise.
24598 * regclass.c (allocate_reg_info): Likewise.
24599 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24600 set_bb_for_stmt, move_block_to_fn): Likewise.
24601 * tree-complex.c (tree_lower_complex): Likewise.
24602 * vec.h (VEC_safe_grow_cleared): New.
24604 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24606 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24608 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24609 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24611 * cfgloopmanip.c (scale_loop_frequencies): Export.
24612 (loopify): Scale the frequencies by prescribed coefficients.
24613 (set_zero_probability): New function.
24614 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24615 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24616 and frequencies according to arguments.
24617 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24619 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24620 * modulo-sched.c (sms_schedule): Set probabilities for entering
24621 versioned loop correctly.
24622 * tree-vect-transform.c (vect_transform_loop): Ditto.
24623 * cfgloop.h (loopify, loop_version): Declaration changed.
24624 (scale_loop_frequencies): Declared.
24626 2007-01-02 Jan Hubicka <jh@suse.cz>
24628 * cgraph.c: Include tree-flow.h
24629 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24630 early_local_passes.
24631 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24632 * tree-pass.h (pass_all_early_optimizations): Declare.
24633 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24634 early_local_passes.
24635 (cgraph_analyze_function): Do early_local_passes.
24636 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24637 Do not add referenced vars.
24638 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24640 (gate_all_early_local_passes): New gate.
24641 (pass_early_local_passes): Use new gate.
24642 (execute_early_local_optimizations): New functions.
24643 (gate_all_early_optimizations): New gate.
24644 (pass_all_early_optimizations): New pass.
24645 (execute_free_datastructures): Free SSA only when initialized.
24646 (gate_init_datastructures): Init only when optimizing.
24647 (tree_lowering_passes): Do early local passes when called late.
24648 * tree-profile.c (do_tree_profiling): Don't profile functions added
24650 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24651 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24653 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24654 during early_local_passes.
24655 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24658 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24660 * Makefile.in: Update copyright year.
24662 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24664 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24665 in $(lang_checks) and check-consistency targets.
24667 2007-01-02 Jan Hubicka <jh@suse.cz>
24669 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24670 Do not add referenced vars.
24671 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24673 * passes.c (init_optimization_passes): Put mudflap_2 after
24674 free_datastructures.
24676 2007-01-02 Jan Hubicka <jh@suse.cz>
24678 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24679 Set NOTHROW flag on call statements proved to be nothrow.
24680 Update statement of local calls so new pure/const functions are
24681 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24683 (tree_rest_of_compilation): Register hooks and initialize bitmap
24684 early. Do not set after_inlining flag.
24686 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24688 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24689 HOST_BITS_PER_LONGLONG
24691 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24694 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24695 warning for non-static initializers.
24697 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24699 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24700 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24701 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24702 Always use set_unique_reg_note to add REG_EQUAL notes.
24704 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24707 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24709 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24710 * cfgbuild.c (find_basic_blocks): Likewise.
24711 * cfgrtl.c (rtl_create_basic_block): Likewise.
24712 * function.c (temp_slots_at_level): Likewise.
24713 * reg-stack.c (stack_regs_mentioned): Likewise.
24714 * regclass.c (allocate_reg_info): Likewise.
24715 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24716 set_bb_for_stmt, move_block_to_fn): Likewise.
24717 * tree-complex.c (tree_lower_complex): Likewise.
24718 * vec.h (VEC_safe_grow_cleared): New.
24720 2007-01-02 Ian Lance Taylor <iant@google.com>
24722 * c-common.c (c_common_truthvalue_conversion): When warning about
24723 using an assignment as a truth value, set TREE_NO_WARNING.
24725 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24728 * c.opt (Wold-style-declaration): New.
24729 * doc/invoke.texi (C-only Warning Options): New.
24730 (Wold-style-declaration): Document it.
24731 (Wextra): Enabled by -Wextra.
24732 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24733 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24734 -Wold-style-declaration.
24736 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24738 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24739 * cfgbuild.c (find_basic_blocks): Likewise.
24740 * cfgrtl.c (rtl_create_basic_block): Likewise.
24741 * function.c (temp_slots_at_level): Likewise.
24742 * reg-stack.c (stack_regs_mentioned): Likewise.
24743 * regclass.c (allocate_reg_info): Likewise.
24744 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24745 set_bb_for_stmt, move_block_to_fn): Likewise.
24746 * tree-complex.c (tree_lower_complex): Likewise.
24747 * vec.h (VEC_safe_grow_cleared): New.
24749 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24751 * c-common.c (c_common_nodes_and_builtins): Since variants of
24752 void_type_node get built before it is given a name, we need to
24753 give those variants the name, too.
24754 (complete_array_type): We need to work with the canonical main
24755 type of the array, from which we will build the qualified version.
24756 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24757 * print-tree.c (print_node): Display canonical type information
24759 * stor-layout.c (layout_type): When we don't know the
24760 alignment of a type for which we're building an array, we end up
24761 guessing wrong, so make the type require structural equality.
24762 * tree.c (make_node_stat): When we build a new type, it is its
24763 own canonical type.
24764 (build_type_attribute_qual_variant): When building an attribute
24765 variant, its canonical type is the non-attribute variant. However,
24766 if the attributes are target-dependent and they differ, we need to
24767 use structural equality checks for this type.
24768 (build_qualified_type): A qualified type is not equivalent to its
24769 unqualified variant; set the canonical type appropriately.
24770 (build_distinct_type_copy): When building a distinct type from
24771 another type, the new type is its own canonical type.
24772 (build_variant_type_copy): When building a new type variant, we
24773 assume that it is equivalent to the original type.
24774 (build_pointer_type_for_mode): When building a pointer type, also
24775 build a canonical type pointer.
24776 (build_reference_type_for_mode): When building a reference type,
24777 also build a canonical type reference.
24778 (build_index_type): When we can't hash an index type (e.g.,
24779 because its maximum value is negative), the index type requires
24780 structural equality tests.
24781 (build_array_type): Build the canonical form of an array type.
24782 (build_function_type): Function types require structural equality,
24783 because they contain default arguments, attributes, etc.
24784 (build_method_type_directly): Ditto for method types.
24785 (build_offset_type): Build the canonical offset type.
24786 (build_complex_type): Build the canonical vector type.
24787 (make_vector_type): Build the canonical vector type.
24788 * tree.h (TYPE_CANONICAL): New.
24789 (TYPE_STRUCTURAL_EQUALITY_P): New.
24790 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24791 (struct tree_type): Added "canonical" field.
24792 * params.h (VERIFY_CANONICAL_TYPES): New.
24793 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24794 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24795 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24796 * doc/invoke.texi (verify-canonical-types): Document --param
24797 parameter for verifying canonical types.
24799 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24801 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24802 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24803 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24804 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24806 * config/rs6000/e500.h: New.
24807 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24808 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24810 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24811 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24812 TARGET_E500_DOUBLE): Remove.
24813 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24814 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24815 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24816 * config/rs6000/rs6000.c (rs6000_override_options): Use
24817 CHECK_E500_OPTIONS.
24819 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24821 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24822 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24823 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24824 rs6000_emit_cmove): Don't check TARGET_E500.
24825 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24826 sordered): Don't check TARGET_E500.
24828 2007-01-01 Eric Christopher <echristo@apple.com>
24830 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24831 HARD_REGISTER_NUM_P.
24833 2007-01-01 Roger Sayle <roger@eyesopen.com>
24835 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24836 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24837 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24840 2007-01-01 Mike Stump <mrs@apple.com>
24842 * configure.ac: Remove support for building with Apple's gcc-3.1.
24844 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24846 PR middle-end/30311
24847 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24848 REG is a hard register. Do not modify REG before calling
24850 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24851 multiple of the size of YMODE for certain lowpart cases.
24853 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24855 PR middle-end/30253
24856 * gimplify (voidify_wrapper_expr): Update for
24857 GIMPLE_MODIFY_STMT.
24859 2007-01-01 Andreas Schwab <schwab@suse.de>
24862 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24863 save of BR0 in extra_spill_size instead of spill_size.
24864 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24866 (ia64_expand_epilogue): Restore BR0 from its new location.
24868 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24870 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24871 Use a temporary variable if the left hand side is not a gimple
24874 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24876 * gimplify.c (gimplify_return_expr): Make the temporary variable
24877 for the return expression, a gimple register variable.
24879 2007-01-01 Jan Hubicka <jh@suse.cz>
24881 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24884 2007-01-01 Mike Stump <mrs@apple.com>
24886 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24888 * config/darwin.c (machopic_select_rtx_section): Use
24889 HAVE_GAS_LITERAL16.
24890 (darwin_mergeable_constant_section): Likewise.
24891 * configure: Regenerate.
24892 * config.in: Regenerate.
24894 2007-01-01 Jan Hubicka <jh@suse.cz>
24895 Andrew Pinski <pinskia@gmail.com>
24897 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24898 before starting IPA passes.