1 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6 2007-08-29 Jie Zhang <jie.zhang@analog.com>
9 2007-08-29 Jie Zhang <jie.zhang@analog.com>
10 * config/bfin/bfin.md (composev2hi): Put operands into vector
13 2007-08-29 Jie Zhang <jie.zhang@analog.com>
15 * config/bfin/bfin.md (composev2hi): Put operands into vector
18 2007-08-29 Jie Zhang <jie.zhang@analog.com>
20 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
21 attribute when appropriate.
22 (bfin_handle_l1_text_attribute): New.
23 (bfin_handle_l1_data_attribute): New.
24 (bfin_attribute_table): Add attributes: l1_text, l1_data,
25 l1_data_A and l1_data_B.
26 * doc/extend.texi (node Function Attributes): Document l1_text
28 (Variable Attributes): Add Blackfin subsection. Document l1_data,
29 l1_data_A and l1_data_B variable attributes.
31 2007-08-28 Jie Zhang <jie.zhang@analog.com>
33 * config/bfin/bfin.opt (minline-plt): Add.
34 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
35 call to global functions.
36 * doc/invoke.texi (Option Summary): Mention -minline-plt.
37 (Blackfin Options): Document -minline-plt.
39 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
41 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
43 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
45 2007-08-28 DJ Delorie <dj@redhat.com>
47 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
49 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
53 2007-08-28 Richard Guenther <rguenther@suse.de>
55 * tree.h (struct tree_function_decl): Increase size of
56 function_code bitfield.
58 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
59 Kazu Hirata <kazu@codesourcery.com>
61 * gcc/config/m68k/linux.h
62 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
63 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
64 (m68k_return_in_memory): New.
65 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
68 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
71 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
72 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
73 operand) when top VEC_SELECT extracts scalar element.
74 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
75 (*vec_extract_v4sf_mem): Ditto.
77 2007-08-28 Jakub Jelinek <jakub@redhat.com>
80 * passes.c (init_optimization_passes): Move pass_df_finish
81 after pass_postreload sublist.
83 PR rtl-optimization/33148
84 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
85 (neg (lt X 0)) if X has scalar int mode.
88 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
89 initializer, use build_vector_from_ctor if possible to create
90 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
91 even after this, return NULL.
93 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
95 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
97 2007-08-28 Richard Guenther <rguenther@suse.de>
99 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
100 (struct tree_function_decl): Make function_code a bitfield.
101 Add disregard_inline_limits flag.
102 * cgraphunit.c (cgraph_process_new_functions): Check
103 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
104 (cgraph_preserve_function_body_p): Likewise.
105 * ipa-inline.c (compute_inline_parameters): Likewise.
106 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
107 for GNU C extern inline functions.
108 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
109 * tree-inline.c (disregard_inline_limits_p): Remove.
110 * tree-inline.h (disregard_inline_limits_p): Likewise.
111 * c-common.c (handle_always_inline_attribute): Set
112 DECL_DISREGARD_INLINE_LIMITS.
113 * langhooks.c (add_builtin_function): Verify the function code
114 fits in the bitfield.
116 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
117 Vladimir Yanovsky <yanov@il.ibm.com>
118 Revital Eres <eres@il.ibm.com>
119 Andrey Belevantsev <abel@ispras.ru>
121 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
123 * modulo-sched.c: Add documentation regarding do-loop.
124 (doloop_register_get): Change number of arguments to support
125 the new do-loop pattern and check whether COUNT_REG has no other
126 occurences in the loop besides in the control part.
127 (duplicate_insns_of_cycles): Do not duplicate the insn which
128 changes count_reg as it is already adjusted.
129 (generate_prolog_epilog): New argument to support the new
130 do-loop pattern. Change the subtract instruction to use
131 expand_simple_binop. Call duplicate_insns_of_cycles with new
133 (sms_schedule): Call doloop_register_get and
134 generate_prolog_epilog with new argument. Do not handle loops
135 with single sets insns with subreg in their lhs.
136 * loop-doloop.c (doloop_optimize): Support for another do-loop
138 (doloop_condition_get): Gets an instruction instead of a pattern
139 and change the return condition when the do-loop pattern is
141 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
142 deps when considering to not create edges.
144 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
146 * doc/extend.texi (gnu_inline funtion attribute): Document C++
149 2007-08-27 Jason Merrill <jason@redhat.com>
152 * gimplify.c (gimplify_modify_expr): Discard the assignment of
153 zero-sized types after calling gimplify_modify_expr_rhs.
155 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
157 * regclass.c (init_reg_autoinc): Fix typo.
159 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
161 Fix PR tree-optimization/33173
162 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
164 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
167 * config/i386/i386.h (VALID_DFP_MODE_P): New.
168 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
171 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
172 David Ung <davidu@mips.com>
173 Nigel Stephens <nigel@mips.com>
175 Separate target-specific initialization from general
176 back-end initialization.
178 * toplev.c (init_alignments): New, split out from...
179 (process_options): ...here.
180 (backend_init_target): New, split out from...
181 (backend_init): ...here.
182 (lang_dependent_init_target): New, split out from...
183 (lang_dependent_init): ...here.
184 (target_reinit): New.
185 * toplev.h (target_reinit): Declare.
186 * expr.c (init_expr_target): Renamed from init_expr_once, since it
187 now can be called more than once. Update comments.
188 * expr.h (init_expr_target): Likewise.
189 * alias.c (init_alias_target): Renamed from init_alias_once, since it
190 now can be called more than once. Explicitly zero
191 static_reg_base_value.
192 * emit-rtl.c (init_emit_regs): New, split out from...
193 (init_emit_once): Here.
194 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
195 non-const, so that changes from command-line arguments can overwrite
196 values provided by the static initializers.
197 (initial_call_really_used_regs): New, used similarly to the above.
198 (initial_reg_names): Likewise.
199 (last_mode_for_init_move_cost): Promoted function-local static to
200 file-scope static to make it accessible outside init_move_cost.
201 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
202 Do not initialize inv_reg_alloc_order yet, either. Do initialize
203 reg_names since it is needed for parsing command-line options.
204 (init_move_cost): Use last_mode_for_init_move_cost instead of
205 function-local static.
206 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
207 call_really_used_regs now. Reinitialize reg_names. Also
208 initialize inv_reg_alloc_order. Zero reg_class_subunion and
209 reg_class_superunion. Clear losing_caller_save_reg_set.
210 Preserve global registers if called more than once. Reset
211 move cost, may_move_in_cost, may_move_out_cost, and
212 last_mode_for_init_move_cost.
213 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
214 can now be invoked more than once. Update comments.
215 (init_regs): Update comments.
216 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
217 and initial_call_really_used_regs, instead of the non-initial
218 variables. This allows us to save the command-line register settings
219 after target reinitialization.
220 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
221 * rtl.h (init_emit_regs): Declare.
222 (init_reg_modes_target, init_alias_target): Renamed as described
224 * reload1.c (init_reload): Update comments.
225 * optabs.c (init_optabs): Likewise.
226 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
228 2007-08-26 Chao-ying Fu <fu@mips.com>
230 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
233 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
235 * alias.c (memory_modified_1, memory_modified_in_insn_p):
237 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
239 * bb-reorder.c (copy_bb_p): Likewise.
240 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
241 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
242 block_ends_with_condjump_p): Likewise.
243 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
244 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
245 block_ends_with_condjump_p): Likewise.
246 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
247 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
248 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
249 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
250 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
251 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
252 debug_true_const_tree instad of debug_true_tree.
253 * debug.c (do_nothing_debug_hooks): Likewise.
254 * debug.h (ignore_block, debug_true_const_tree): Constify.
255 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
256 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
257 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
258 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
259 dbx_reg_number, is_based_loc, field_type,
260 simple_type_align_in_bits, simple_decl_align_in_bits,
261 simple_type_size_in_bits, field_byte_offset, insert_float,
262 type_tag, member_declared_type, is_redundant_typedef,
263 secname_for_decl, is_inlined_entry_point): Likewise.
264 * emit-rtl.c (const_next_insn, const_previous_insn,
265 const_next_nonnote_insn, const_prev_nonnote_insn,
266 const_next_real_insn, const_prev_real_insn,
267 const_next_active_insn, const_prev_active_insn, const_next_label,
268 const_prev_label): Likewise.
269 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
271 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
272 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
273 sched_insn_is_legitimate_for_speculation_p): Likewise.
274 * jump.c (reversed_comparison_code_parts,
275 reversed_comparison_code, reversed_comparison, condjump_label):
277 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
278 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
280 * rtl.h (const_previous_insn, const_next_insn,
281 const_prev_nonnote_insn, const_next_nonnote_insn,
282 const_prev_real_insn, const_next_real_insn,
283 const_prev_active_insn, const_next_active_insn, const_prev_label,
284 const_next_label, modified_between_p, modified_in_p,
285 const_note_storeskeep_with_call_p, condjump_label,
286 reversed_comparison, reversed_comparison_code,
287 reversed_comparison_code_parts, memory_modified_in_insn_p,
288 stack_regs_mentioned): Likewise.
289 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
290 keep_with_call_p): Likewise.
291 * sched-deps.c (deps_may_trap_p, sched_get_condition,
292 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
293 sd_lists_size, sd_lists_empty_p): Likewise.
294 * sched-int.h (sched_insns_conditions_mutex_p,
295 haifa_classify_insn, no_real_insns_p,
296 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
297 sd_lists_size, sd_lists_empty_p): Likewise.
298 * sdbout.c (sdb_debug_hooks): Likewise.
299 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
300 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
301 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
303 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
304 tree_can_throw_internal): Likewise.
305 * tree-flow-inline.h (phi_nodes): Likewise.
306 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
307 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
308 * tree-gimple.c (const_get_call_expr_in): Likewise.
309 * tree-gimple.h (const_get_call_expr_in): Likewise.
310 * tree.c (const_lookup_attribute, attribute_list_equal,
311 attribute_list_contained): Likewise.
312 * tree.h (attribute_list_equal, attribute_list_contained,
313 const_lookup_attribute): Likewise.
314 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
316 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
318 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
319 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
321 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
324 * config/alpha/constraints.md: Delete "svn:mime-type" property
325 with svn propdel "svn:mime-type".
327 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
330 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
331 non NOTE insn doesn't cross basic block.
332 (noce_try_abs): Likewise.
333 (noce_process_if_block): Likewise.
335 2007-08-26 David Edelsohn <edelsohn@gnu.org>
338 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
339 operand without auto-inc-dec.
340 * config/rs6000/rs6000.md (floatsidf2_internal): Use
341 offsettable_mem_operand.
342 (floatunssidf2_internal): Same.
343 (fix_truncdfsi2_internal): Same.
344 (floatsidf_ppc64): Same.
345 (floatunssidf_ppc64): Same.
346 (fix_trunctfsi2_internal): Same.
348 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
351 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
352 pass defines needed for version.c.
354 2007-08-25 Joseph Myers <joseph@codesourcery.com>
356 * configure.ac (--debug-prefix-map check): Change assembler
357 version presumed to have feature to 2.18.
358 * configure: Regenerate.
360 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * c-common.c (vector_types_convertible_p,
363 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
364 self_promoting_args_p): Constify.
365 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
366 c_promoting_integer_type_p, self_promoting_args_p,
367 anon_aggr_type_p, vector_types_convertible_p): Likewise.
368 * c-decl.c (anon_aggr_type_p): Likewise.
369 * * c-dump.c (dump_stmt): Likewise.
370 * c-objc-common.c (has_c_linkage): Likewise.
371 * c-tree.h (same_translation_unit_p): Likewise.
372 * c-typeck.c (null_pointer_constant_p,
373 tagged_types_tu_compatible_p, function_types_compatible_p,
374 type_lists_compatible_p, lvalue_or_else, lvalue_p,
375 comptypes_internal, struct tagged_tu_seen_cache,
376 same_translation_unit_p, alloc_tagged_tu_seen_cache,
377 c_size_in_bytes): Likewise.
378 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
379 hash_ptr, eq_ptr): Likewise.
380 * langhooks-def.h (lhd_decl_ok_for_sibcall,
381 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
382 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
383 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
385 * optabs.c (optab_for_tree_code): Likewise.
386 * optabs.h (optab_for_tree_code): Likewise.
387 * rtl.h (simplify_rtx): Likewise.
388 * simplify-rtx.c (simplify_rtx): Likewise.
389 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
390 dump_flag, dump_node): Likewise.
391 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
392 queue_and_dump_type, dump_flag): Likewise.
393 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
394 * tree-pass.h (dump_node): Likewise.
395 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
396 supportable_narrowing_operation): Likewise.
397 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
398 supportable_narrowing_operation): Likewise.
399 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
400 is_negative_overflow_infinity, is_positive_overflow_infinity,
401 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
402 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
403 update_value_range, add_equivalence, ssa_name_nonnegative_p,
404 ssa_name_nonzero_p, fp_predicate): Likewise.
405 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
406 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
407 ssa_name_nonnegative_p): Likewise.
409 2007-08-25 Hans Kester <hans.kester@ellips.nl>
411 * config.gcc : Add x86_64-elf target.
413 2007-08-25 Jakub Jelinek <jakub@redhat.com>
415 * expr.c (store_expr): Fix order of store_by_pieces arguments.
417 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
418 Nigel Stephens <nigel@mips.com>
422 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
423 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
424 * expr.c (SET_BY_PIECES_P): Define.
425 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
426 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
427 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
429 * expr.h (SET_RATIO): Define.
430 (can_store_by_pieces, store_by_pieces): Update prototypes.
431 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
432 can_store_by_pieces/store_by_pieces.
433 (expand_builtin_memcpy_args): Likewise.
434 (expand_builtin_strncpy): Likewise.
435 (expand_builtin_memset_args): Likewise. Also remove special case
436 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
437 decide what to do instead.
438 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
439 to can_store_by_pieces.
441 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
442 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
444 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
445 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
446 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
447 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
448 (STORE_BY_PIECES_P): Define.
450 2007-08-24 Tom Tromey <tromey@redhat.com>
452 * varpool.c (varpool_last_needed_node): Fix comment typo.
453 * c-decl.c (duplicate_decls): Fix comment typo.
454 (clone_underlying_type): Update comment.
456 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
458 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
459 alpha_in_small_data_p, alpha_split_complex_arg,
460 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
462 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
463 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
465 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
466 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
467 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
468 * config/darwin.c (darwin_binds_local_p): Likewise.
469 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
471 * config/i386/i386-protos.h (i386_pe_binds_local_p,
472 i386_pe_valid_dllimport_attribute_p): Likewise.
473 * config/i386/i386.c (ix86_function_regparm,
474 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
475 x86_can_output_mi_thunk, ix86_mangle_type,
476 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
477 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
478 i386_pe_binds_local_p): Likewise.
480 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
481 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
482 ia64_invalid_conversion, ia64_invalid_unary_op,
483 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
485 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
486 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
487 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
488 * config/mips/mips.c (mips_use_blocks_for_constant_p,
489 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
490 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
491 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
492 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
493 * config/pa/pa.c (pa_commutative_p): Likewise.
494 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
496 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
497 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
498 rs6000_use_blocks_for_constant_p,
499 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
500 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
501 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
502 * config/s390/s390.c (s390_mangle_type,
503 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
505 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
506 th_in_small_data_p): Likewise.
507 * config/sh/sh.c (sh_ms_bitfield_layout_p,
508 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
510 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
511 sparc_mangle_type): Likewise.
512 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
513 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
514 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
516 * hooks.c (hook_bool_mode_const_rtx_false,
517 hook_bool_mode_const_rtx_true,
518 hook_bool_const_tree_hwi_hwi_const_tree_false,
519 hook_bool_const_tree_hwi_hwi_const_tree_true,
520 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
521 hook_constcharptr_const_tree_null,
522 hook_constcharptr_const_rtx_null,
523 hook_constcharptr_const_tree_const_tree_null,
524 hook_constcharptr_int_const_tree_null,
525 hook_constcharptr_int_const_tree_const_tree_null): New.
526 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
527 hook_bool_tree_hwi_hwi_tree_false,
528 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
529 hook_int_tree_tree_1, hook_constcharptr_tree_null,
530 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
531 hook_constcharptr_int_tree_null,
532 hook_constcharptr_int_tree_tree_null): Delete.
533 (default_can_output_mi_thunk_no_vcall): Constify.
534 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
535 hook_bool_tree_hwi_hwi_tree_false,
536 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
537 hook_int_tree_tree_1, hook_constcharptr_tree_null,
538 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
539 hook_constcharptr_int_tree_null,
540 hook_constcharptr_int_tree_tree_null): Delete.
541 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
542 hook_bool_const_tree_hwi_hwi_const_tree_false,
543 hook_bool_const_tree_hwi_hwi_const_tree_true,
544 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
545 hook_constcharptr_const_tree_null,
546 hook_constcharptr_const_rtx_null,
547 hook_constcharptr_const_tree_const_tree_null,
548 hook_constcharptr_int_const_tree_null,
549 hook_constcharptr_int_const_tree_const_tree_null): New.
550 (default_can_output_mi_thunk_no_vcall): Constify.
551 * integrate.c (function_attribute_inlinable_p): Likewise.
552 * integrate.h (function_attribute_inlinable_p): Likewise.
553 * jump.c (rtx_renumbered_equal_p): Likewise.
554 * output.h (decl_readonly_section, categorize_decl_for_section,
555 default_use_anchors_for_symbol_p, default_binds_local_p,
556 default_binds_local_p_1): Likewise.
557 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
559 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
560 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
561 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
562 TARGET_COMP_TYPE_ATTRIBUTES,
563 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
564 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
565 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
566 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
567 TARGET_DWARF_CALLING_CONVENTION): Likewise.
568 * target.h (can_output_mi_thunk, needs_block_p,
569 first_cycle_multipass_dfa_lookahead_guard_spec,
570 vector_alignment_reachable, comp_type_attributes,
571 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
572 commutative_p, use_blocks_for_constant_p,
573 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
574 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
575 invalid_within_doloop, valid_dllimport_attribute_p,
576 split_complex_arg, invalid_arg_for_unprototyped_fn,
577 invalid_conversion, invalid_unary_op, invalid_binary_op):
579 * targhooks.c (default_invalid_within_doloop,
580 hook_invalid_arg_for_unprototyped_fn,
581 default_builtin_vector_alignment_reachable): Likewise.
582 (hook_bool_rtx_commutative_p): Delete.
583 (hook_bool_const_rtx_commutative_p): New.
584 * targhooks.h (default_invalid_within_doloop,
585 default_builtin_vector_alignment_reachable,
586 hook_invalid_arg_for_unprototyped_fn): Constify.
587 (hook_bool_rtx_commutative_p): Delete.
588 (hook_bool_const_rtx_commutative_p): New.
589 * varasm.c (bss_initializer_p, decl_default_tls_model,
590 categorize_decl_for_section, decl_readonly_section,
591 default_use_anchors_for_symbol_p, default_binds_local_p,
592 default_binds_local_p_1): Constify.
594 2007-08-24 Jie Zhang <jie.zhang@analog.com>
596 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
597 __NO_BUILTIN if -fno-builtin.
599 2007-08-24 Jie Zhang <jie.zhang@analog.com>
601 * config/bfin/bfin.c (print_operand): Report error instead of
602 ICE for wrong operand.
604 2007-08-24 Michael Matz <matz@suse.de>
606 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
608 2007-08-24 Richard Guenther <rguenther@suse.de>
611 * tree-ssa.c (useless_type_conversion_p): Split into a
612 recursive and a non-recursive part.
613 (useless_type_conversion_p_1): New function.
614 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
615 from maybe_fold_offset_to_reference is trivially convertible
616 to the desired type before doing the simplification.
618 2007-08-24 Jakub Jelinek <jakub@redhat.com>
620 * expr.c (store_expr): Optimize initialization of an array
622 * expr.h (builtin_strncpy_read_str): New prototype.
623 * builtins.c (builtin_strncpy_read_str): Remove prototype.
626 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
629 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
630 field when initializing if_info structure.
632 2007-08-24 Richard Guenther <rguenther@suse.de>
634 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
636 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
637 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
638 * tree-inline.c (inlinable_function_p): Fold in common parts of
639 the cannot_inline_tree_fn langhook.
640 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
641 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
642 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
643 cannot_inline_tree_fn langhook.
644 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
645 cannot_inline_tree_fn member.
647 2007-08-24 Richard Guenther <rguenther@suse.de>
649 * expr.c (get_inner_reference): Do computation of bitoffset
650 from offset in a way we can detect overflow reliably.
652 2007-08-24 Jie Zhang <jie.zhang@analog.com>
654 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
656 2007-08-24 Jie Zhang <jie.zhang@analog.com>
658 * config/bfin/bfin.opt (mfast-fp): Add.
659 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
660 libbffastfp override libgcc if -mfast-fp.
661 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
662 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
663 (Blackfin Options): Document -mfast-fp.
665 2007-08-24 Jakub Jelinek <jakub@redhat.com>
667 PR tree-optimization/32573
669 * tree-data-ref.c (initialize_data_dependence_relation): Clear
670 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
671 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
672 (build_classic_dist_vector): Return false rather than true if
673 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
674 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
675 returned false. Don't call save_dist_v before calling
676 build_classic_dist_vector_1.
677 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
678 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
679 DDR_DIR_VECTS vectors.
681 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
683 * configure.ac (leb128): Modify sed statement to work with any
684 binutils version string.
685 * configure: Regenerate
687 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
689 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
690 Wrap in RTX_CODE macro guard.
691 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
692 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
693 arm_mark_dllimport, arm_pe_encode_section_info,
694 arm_pe_unique_section): Use ISO-C function declarations.
695 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
696 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
697 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
699 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
700 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
702 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
704 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
705 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
706 (register_move_cost): Use ISO-C function declarations.
707 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
708 * config/score/score-protos.h (score_declare_object): Add
710 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
712 * final.c (profile_function): Avoid empty if-bodies.
715 * calls.c (must_pass_in_stack_var_size,
716 must_pass_in_stack_var_size_or_pad): Constify.
717 * config/alpha/alpha-protos.h (function_value): Likewise.
718 * config/alpha/alpha.c (alpha_return_in_memory,
719 alpha_pass_by_reference, function_value,
720 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
721 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
723 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
724 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
725 TARGET_PROMOTE_PROTOTYPES): Likewise.
726 * config/arm/arm-protos.h (arm_return_in_memory,
727 arm_pad_arg_upward, arm_function_value): Likewise.
728 * config/arm/arm.c (arm_pass_by_reference,
729 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
730 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
731 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
733 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
734 * config/avr/avr-protos.h (avr_function_value): Likewise.
735 * config/avr/avr.c (avr_return_in_memory,
736 gas_output_limited_string, gas_output_ascii, avr_function_value,
737 avr_return_in_memory): Likewise.
738 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
739 * config/bfin/bfin.c (bfin_pass_by_reference,
740 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
741 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
743 * config/cris/cris.c (cris_pass_by_reference,
744 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
745 * config/crx/crx.c (crx_return_in_memory): Likewise.
746 * config/darwin.c (function_base, machopic_function_base_name):
748 * config/fr30/fr30.c (fr30_must_pass_in_stack,
749 TARGET_PROMOTE_PROTOTYPES): Likewise.
750 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
751 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
752 * config/i386/i386-protos.h (ix86_return_in_memory,
753 ix86_sol10_return_in_memory): Likewise.
754 * config/i386/i386.c (ix86_function_value,
755 ix86_function_sseregparm, ix86_must_pass_in_stack,
756 type_natural_mode, classify_argument, examine_argument,
757 construct_container, ix86_pass_by_reference, function_value_32,
758 function_value_64, ix86_function_value_1, return_in_memory_32,
759 return_in_memory_64, return_in_memory_ms_64,
760 ix86_return_in_memory, ix86_sol10_return_in_memory,
761 TARGET_PROMOTE_PROTOTYPES): Likewise.
762 * config/ia64/ia64-protos.h (ia64_function_value,
763 ia64_hpux_function_arg_padding): Likewise.
764 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
765 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
766 ia64_hpux_function_arg_padding): Likewise.
767 * config/iq2000/iq2000-protos.h (function_arg,
768 iq2000_function_value): Likewise.
769 * config/iq2000/iq2000.c (iq2000_return_in_memory,
770 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
771 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
772 function_arg, iq2000_function_value): Likewise.
773 * config/m32c/m32c-protos.h (m32c_function_value,
774 m32c_promote_function_return): Likewise.
775 * config/m32c/m32c.c (m32c_pass_by_reference,
776 m32c_promote_prototypes, m32c_promote_function_return,
777 m32c_function_value): Likewise.
778 * config/m32r/m32r.c (m32r_return_in_memory,
779 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
780 m32r_in_small_data_p): Likewise.
781 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
783 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
784 m68hc11_function_arg_padding): Likewise.
785 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
786 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
787 m68k_function_value): Likewise.
788 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
789 mcore_function_value): Likewise.
790 * config/mcore/mcore.c (handle_structs_in_regs,
791 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
792 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
793 mcore_num_arg_regs, mcore_function_value): Likewise.
794 * config/mips/mips-protos.h (mips_pad_arg_upward,
795 mips_function_value): Likewise.
796 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
797 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
798 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
799 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
800 mips_function_value): Likewise.
801 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
803 * config/mmix/mmix.c (mmix_pass_by_reference,
804 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
805 mmix_encode_section_info): Likewise.
806 * config/mn10300/mn10300-protos.h (mn10300_function_value):
808 * config/mn10300/mn10300.c (mn10300_return_in_memory,
809 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
810 mn10300_function_value): Likewise.
811 * config/mt/mt-protos.h (mt_function_value): Likewise.
812 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
813 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
814 * config/pa/pa-protos.h (function_arg_padding, function_value,
815 pa_return_in_memory): Likewise.
816 * config/pa/pa.c (pa_pass_by_reference,
817 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
818 function_arg_padding, function_value, pa_return_in_memory):
820 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
821 * config/rs6000/rs6000-protos.h (rs6000_function_value,
822 function_arg_padding): Likewise.
823 * config/rs6000/rs6000.c (rs6000_return_in_memory,
824 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
825 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
826 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
827 function_arg_padding, altivec_expand_dst_builtin,
828 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
829 altivec_init_builtins, rs6000_common_init_builtins,
830 rs6000_function_value): Likewise.
831 * s390/s390-protos.h (s390_function_value): Likewise.
832 * config/s390/s390.c (s390_function_arg_size,
833 s390_pass_by_reference, s390_return_in_memory,
834 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
835 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
836 * config/score/score-protos.h (score_function_value): Likewise.
837 * config/score/score.c (score_arg_partial_bytes,
838 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
839 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
840 score_pass_by_reference, score_add_offset, score_function_value):
842 * config/sh/sh-protos.h (sh_attr_renesas_p,
843 sh_promote_prototypes): Likewise.
844 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
845 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
846 sh_attr_renesas_p): Likewise.
847 * config/sparc/sparc-protos.h (function_value,
848 function_arg_padding): Likewise.
849 * config/sparc/sparc.c (sparc_promote_prototypes,
850 sparc_return_in_memory, sparc_pass_by_reference,
851 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
852 function_arg_record_value_2, function_arg_record_value_1,
853 function_arg_record_value, function_arg_record_value,
854 function_arg_padding, function_value): Likewise.
855 * config/spu/spu-protos.h (spu_function_value): Likewise.
856 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
857 spu_function_value): Likewise.
858 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
860 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
861 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
862 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
864 * config/v850/v850.c (v850_return_in_memory,
865 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
866 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
867 * config/xtensa/xtensa.c (xtensa_return_in_msb,
868 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
869 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
871 * explow.c (promote_mode, hard_function_value): Likewise.
872 * expr.h (hard_function_value, promote_mode): Likewise.
873 * function.c (aggregate_value_p): Likewise.
874 * hooks.c (hook_bool_const_tree_true): New.
875 * hooks.h (hook_bool_const_tree_true): New.
876 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
877 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
878 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
879 TARGET_RETURN_IN_MSB): Likewise.
880 * target.h (promote_function_args, promote_function_return,
881 promote_prototypes, return_in_memory, return_in_msb,
882 pass_by_reference, must_pass_in_stack, callee_copies,
883 function_value): Likewise.
884 * targhooks.c (default_return_in_memory,
885 hook_pass_by_reference_must_pass_in_stack,
886 hook_callee_copies_named,
887 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
888 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
889 default_function_value): Likewise.
890 * targhooks.h (default_return_in_memory,
891 hook_pass_by_reference_must_pass_in_stack,
892 hook_callee_copies_named,
893 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
894 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
895 default_function_value): Likewise.
896 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
897 (equiv_class_label_hash, equiv_class_label_eq): Constify.
898 * tree-vectorizer.c (bb_in_loop_p): Likewise.
899 * tree.c (needs_to_live_in_memory): Likewise.
900 * tree.h (struct tree_type, needs_to_live_in_memory,
901 aggregate_value_p, must_pass_in_stack_var_size,
902 must_pass_in_stack_var_size_or_pad): Likewise.
903 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
904 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
905 lookup_filename): Likewise.
907 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
910 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
911 fake fcomi i387 instruction for !TARGET_CMOVE.
912 (ix86_expand_branch): Expand natural sequence with one jump for
913 all targets, not only TARGET_CMOVE.
914 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
915 pattern to implement fake fcomi sequence. Split instruction after
916 reload to correct compare sequences.
917 (*cmpfp_xf_cc): Ditto.
918 (*cmpfp_<mode>_cc): Ditto.
919 (*cmpfp_u_cc): Ditto.
920 (*cmpfp_<mode>_cc): Ditto.
922 2007-08-23 Richard Guenther <rguenther@suse.de>
924 * tree-pretty-print.c (dump_generic_node): Annotate
925 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
927 2007-08-23 Richard Guenther <rguenther@suse.de>
929 * builtins.c (expand_builtin_mathfn): Wrap argument in
930 save_expr directly instead of re-building the call.
931 (expand_builtin_mathfn_2): Likewise.
932 (expand_builtin_mathfn_3): Likewise.
933 (expand_builtin_interclass_mathfn): Likewise.
934 (expand_builtin_int_roundingfn): Set arg.
935 (expand_builtin_int_roundingfn_2): Likewise.
937 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
939 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
940 *sse_nand<mode>3, *sse_xor<mode>3): New.
942 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
944 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
945 * config/i386/i386.c (print_operand): Handle ';' code. Output
946 semicolon for TARGET_MACHO.
947 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
948 emit semicolon after 'lock' prefix.
949 (sync_double_compare_and_swap<mode>): Ditto.
950 (*sync_double_compare_and_swapdi_pic): Ditto.
951 (*sync_compare_and_swap_cc<mode>): Ditto.
952 (sync_double_compare_and_swap_cc<mode>): Ditto.
953 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
954 (sync_old_add<mode>): Ditto.
955 (sync_add<mode>): Ditto.
956 (sync_sub<mode>): Ditto.
957 (sync_ior<mode>): Ditto.
958 (sync_and<mode>): Ditto.
959 (sync_xor<mode>): Ditto.
961 2007-08-22 Chao-ying Fu <fu@mips.com>
963 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
965 (copy_rtx): Handle CONST_FIXED.
966 (rtx_equal_p): Likewise.
967 * rtl.h (fixed_value.h): New include.
968 (rtx_def): Add a new field of fixed_value to u.
969 (XCNMPFV): Define for accessing fixed_value.
970 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
972 * rtl.def (CONST_FIXED): New constant.
973 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
974 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
975 US_ASHIFT): New codes.
976 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
977 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
978 unsigned_fract_convert, unsigned_sat_fract): Document them.
979 * varasm.c (assemble_integer): Extend to support fixed-point constants
980 by using different machine classes.
981 (decode_addr_const): Handle FIXED_CST.
982 (const_hash_1): Likewise.
983 (compare_constant): Likewise.
984 (copy_constant): Likewise.
985 (const_rtx_hash_1): Handle CONST_FIXED.
986 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
987 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
989 (initializer_constant_valid_p): Handle FIXED_CST.
990 (output_constant): Support FIXED_POINT_TYPE.
991 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
992 * cse.c (hash_rtx): Support CONST_FIXED.
993 (exp_equiv_p): Likewise.
994 (cannon_reg): Likewise.
995 (fold_rtx): Likewise.
996 (equiv_constant): Likewise.
997 (cse_process_notes_1): Likewise.
998 (count_reg_usage): Likewise.
999 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1000 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1001 (wrap_constant): Check CONST_FIXED.
1002 (cselib_hash_rtx): Support CONST_FIXED.
1003 (cselib_subst_to_values): Likewise.
1004 * df-scan.c (df_uses_record): Likewise.
1005 * gcse.c (want_to_gcse_p): Likewise.
1006 (oprs_unchanged_p): Likewise.
1007 (oprs_not_set_p): Likewise.
1008 (compute_transp): Likewise.
1009 (extract_mentioned_regs_helper): Likewise.
1010 * genemit.c (gen_exp): Likewise.
1011 * local-alloc.c (equiv_init_varies_p): Likewise.
1012 (contains_replace_regs): Likewise.
1013 (memref_referenced_p): Likewise.
1014 * loop-invariant.c (check_maybe_invariant): Likewise.
1015 (hash_invariant_expr_1): Likewise.
1016 (invariant_expr_equal_p): Likewise.
1017 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1018 * regclass.c (reg_scan_mark_refs): Likewise.
1019 * regrename.c (scan_rtx): Likewise.
1020 * resource.c (mark_referenced_resources): Likewise.
1021 (mark_set_resources): Likewise.
1022 * rtlanal.c (rtx_unstable_p): Likewise.
1023 (rtx_varies_p): Likewise.
1024 (count_occurrences): Likewise.
1025 (reg_mentioned_p): Likewise.
1026 (modified_between_p): Likewise.
1027 (modified_in_p): Likewise.
1028 (volatile_insn_p): Likewise.
1029 (volatile_refs_p): Likewise.
1030 (side_effects_p): Likewise.
1031 (may_trap_p_1): Likewise.
1032 (inequality_comparisons_p): Likewise.
1033 (computed_jump_p_1): Likewise.
1034 (commutative_operand_precedence): Likewise.
1035 * sched-deps.c (sched_analyze_2): Likewise.
1036 * sched-vis.c (print_value): Likewise.
1037 * reload.c (operands_match_p): Likewise.
1038 (subst_reg_equivs): Likewise.
1039 * reload1.c (eliminate_regs_1): Likewise.
1040 (elimination_effects): Likewise.
1041 (scan_paradoxical_subregs): Likewise.
1042 * alias.c (rtx_equal_for_memref_p): Likewise.
1043 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1044 * emit-rtl.c (const_fixed_htab): New hash table.
1045 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1047 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1048 const_fixed_from_fixed_value): New functions.
1049 (verify_rtx_sharing): Handle CONST_FIXED.
1050 (copy_rtx_if_shared_1): Likewise.
1051 (reset_used_flags): Likewise.
1052 (set_used_flags): Likewise.
1053 (copy_insn_1): Likewise.
1054 (init_emit_once): Create const_fixed_htab.
1055 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1057 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1059 PR tree-optimization/32949
1060 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1061 before failing for ivs with non-constant step.
1063 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1065 * doc/md.texi (Iterators): Renamed from Macros. All contents
1066 changed to reflect rename of respectively define_code_macro and
1067 define_mode_macro to define_code_iterator and define_mode_iterator.
1068 (Mode Iterators, Code Iterators): Similar.
1069 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1070 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1071 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1072 (initialize_iterators, find_iterator, check_code_iterator)
1073 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1074 (read_mapping, read_rtx_1): Similar.
1075 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1076 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1077 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1078 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1079 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1080 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1081 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1082 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1083 config/rs6000/sync.md, config/rs6000/rs6000.md,
1084 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1085 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1086 config/vax/vax.md, config/bfin/bfin.md: Similar.
1088 2007-08-22 David Daney <ddaney@avtrex.com>
1090 * doc/install.texi (Testing): Mention testing on a simulator.
1092 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1094 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1096 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1097 and rearrange floating point conversion functions into different
1100 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1102 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1103 dfa_post_advance_cycle): New scheduler hooks.
1104 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1105 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1107 (TARGET_SCHED): Use them.
1108 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1109 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1110 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1112 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1113 function to facilitate debugging.
1114 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1115 (output_insn_has_dfa_reservation_p): New static function to output
1116 insn_has_dfa_reservation_p ().
1117 (write_automata): Use it.
1118 * genattr.c (main): Output declaration for
1119 insn_has_dfa_reservation_p ().
1121 2007-08-22 Christian Bruel <christian.bruel@st.com>
1122 Richard Guenther <rguenther@suse.de>
1124 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1125 * simplify_rtx (simplify_binary_operation_1): Likewise.
1127 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1129 PR rtl-optimization/32557
1130 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1131 of REGNO (mws->mw_reg).
1133 2007-08-22 Richard Guenther <rguenther@suse.de>
1136 * builtins.c (expand_builtin_int_roundingfn): Replace call
1137 argument wrapped with SAVE_EXPR directly.
1138 (expand_builtin_int_roundingfn_2): Likewise.
1140 2007-08-22 Richard Guenther <rguenther@suse.de>
1142 * tree-inline.c (inlinable_function_p): Restore disregarding
1143 inline limits for GNU extern inline functions.
1145 2007-08-22 Richard Guenther <rguenther@suse.de>
1148 * tree.c (host_integerp): Treat sizetype as signed as it is
1151 2007-08-21 Ian Lance Taylor <iant@google.com>
1153 PR tree-optimization/33134
1154 * tree-vrp.c (adjust_range_with_scev): Call
1155 set_value_range_to_value.
1157 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1159 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1162 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1164 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1167 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1169 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1170 cases to set eight bytes at a time.
1171 (expand_block_move): Likewise.
1173 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1176 * dwarf2out.c (gen_decl_die): Don't call
1177 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1179 2007-08-21 Paul Brook <paul@codesourcery.com>
1180 Nathan Sidwell <nathan@codesourcery.com>
1181 Mark Mitchell <mark@codesourcery.com>
1182 Joseph Myers <joseph@codesourcery.com>
1184 * configure.ac: Add --with-pkgversion and --with-bugurl.
1185 * configure: Regenerate.
1186 * doc/install.texi: Document them.
1187 * version.c (version_string): Remove VERSUFFIX.
1188 (VERSUFFIX): Remove.
1189 (pkgversion_string): New.
1190 (bug_report_url): Do not hard-code initializer.
1191 * version.h (pkgversion_string): Declare.
1192 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1194 (version.o): Define PKGVERSION and BUGURL.
1195 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1196 (%.pod): Define BUGURL.
1197 * gcc.c (process_command, main): Use pkgversion_string.
1198 * toplev.c (compile_file, print_version): Likewise.
1199 * protoize.c (main): Likewise.
1200 * gcov.c (print_version): Likewise. Update copyright date.
1201 * gcov-dump.c (print_version): Likewise. Update copyright date.
1202 * mips-tdump.c (main): Likewise. Update copyright date.
1203 * mips-tfile.c (main): Likewise. Update copyright date.
1204 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1205 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1206 shorten description.
1207 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1208 * doc/gccint.texi: Likewise.
1209 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1210 Update copyright date.
1212 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1215 (ix86_expand_strlensi_unroll_1): Ditto.
1216 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1217 (ix86_expand_carry_flag_compare): Update comment.
1219 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1222 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1223 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1225 2007-08-21 Richard Guenther <rguenther@suse.de>
1227 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1229 2007-08-21 Richard Guenther <rguenther@suse.de>
1232 * fold-const.c (fold_binary): Remove index +p PTR folding.
1233 Fix types of POINTER_PLUS_EXPR generated by folding of
1236 2007-08-20 Chao-ying Fu <fu@mips.com>
1238 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1239 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1240 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1241 (c_common_fixed_point_type_for_size): Declare.
1242 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1243 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1244 (c_token_starts_declspecs): Likewise.
1245 (c_parser_declspecs): Likewise.
1246 (c_parser_attributes): Likewise.
1247 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1248 (c_declspecs): Add saturating_p.
1249 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1250 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1251 _Sat. Handle RID_SAT.
1252 Avoid using void, bool, char, int, float, double, _Decimal32,
1253 _Decimal64, _Decimal128, and complex with _Sat.
1254 Handle RID_FRACT and RID_ACCUM.
1255 Make sure _Sat is used with _Fract or _Accum.
1256 (finish_declspecs): Handle cts_fract and cts_accum.
1257 * c-common.c (fixed-value.h): New include.
1258 (constant_expression_warning): Handle FIXED_CST.
1259 (overflow_warning): Likewise.
1260 (warnings_for_convert_and_check): Likewise.
1261 (c_common_fixed_point_type_for_size): New.
1262 (c_common_type_for_mode): Handle fixed-point modes to
1263 return various saturating/non-saturating, signed/unsigned types.
1264 (c_common_signed_or_unsigned_type): Support fixed-point types.
1265 (shorten_compare): Check fixed-point zero.
1266 Handle FIXED_POINT_TYPE.
1267 (c_common_truthvalue_conversion): Handle FIXED_CST.
1268 Handle FIXED_POINT_TYPE.
1269 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1271 (handle_mode_attribute): Handle fixed-point modes. Need to check
1272 if the signness of base type and fixed-point modes are consistent.
1273 (handle_vector_size_attribute): Handle fixed-point modes.
1274 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1275 (warn_for_div_by_zero): Check fixed-point zero.
1276 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1277 a common fixed-point type based on fbit, ibit, sign, and saturation.
1278 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1279 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1280 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1281 (convert_for_assignment): Support FIXED_POINT_TYPE.
1282 (digest_init): Handle FIXED_POINT_TYPE.
1283 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1284 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1285 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1286 GE_EXPR, LT_EXPR, GT_EXPR.
1287 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1288 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1289 * target.h (gcc_target): Add fixed_point_supported_p.
1290 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1291 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1292 (default_fixed_point_supported_p): Define.
1293 * targhooks.h (default_fixed_point_supported_p): Declare.
1294 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1295 * doc/install.texi (Configuration): Add --enable-fixed-point.
1296 * configure.ac (--enable-fixed-point): New to enable fixed-point
1297 arithmetic extension to C. For mips targets, we enable it by default.
1298 * configure, config.in: Regenerate.
1300 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1302 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1304 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1306 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1307 DWARF2_DEBUGGING_INFO.
1308 (cold_text_section_used): Same.
1309 (cold_text_section): Same.
1311 2007-08-20 Richard Guenther <rguenther@suse.de>
1313 * c-typeck.c (convert_for_assignment): Use the type of
1314 the member for the initialization.
1316 2007-08-20 Richard Guenther <rguenther@suse.de>
1318 * c-objc-common.c (c_disregard_inline_limits): Remove.
1319 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1320 * cgraphunit.c (cgraph_process_new_functions): Call
1321 disregard_inline_limits_p.
1322 (cgraph_preserve_function_body_p): Likewise.
1323 * ipa-inline.c (compute_inline_parameters): Likewise.
1324 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1326 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1327 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1328 disregard_inline_limits langhook.
1329 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1331 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1332 disregard_inline_limits langhook.
1333 * tree-inline.c (disregard_inline_limits_p): New function.
1334 * tree-inline.h (disregard_inline_limits_p): Declare.
1336 2007-08-20 Richard Guenther <rguenther@suse.de>
1338 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1339 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1340 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1341 auto_var_in_fn_p langhook.
1342 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1344 * tree.c (auto_var_in_fn_p): ... here.
1345 (find_var_from_fn): Call auto_var_in_fn_p directly.
1346 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1347 auto_var_in_fn_p langhook.
1348 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1349 (copy_body_r): Likewise.
1350 (self_inlining_addr_expr): Likewise.
1351 * tree.h (auto_var_in_fn_p): Declare.
1353 2007-08-20 Richard Guenther <rguenther@suse.de>
1355 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1356 (walk_type_fields): Take lh parameter.
1357 (walk_tree): Rename to ...
1358 (walk_tree_1): ... this. Do not call the walk_subtrees
1359 langhook but the now passed callback. Pass lh on recursion.
1360 (walk_tree_without_duplicates): Rename to ...
1361 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1362 and call walk_tree_1.
1363 * tree.h (walk_tree_lh): New typedef.
1364 (walk_tree_1): Declare.
1365 (walk_tree_without_duplicates_1): Likewise.
1366 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1367 (walk_tree_without_duplicates): New define to
1368 walk_tree_without_duplicates_1 with NULL lh parameter.
1369 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1370 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1372 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1373 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1374 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1377 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1380 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1381 code in front of the compacting of basic blocks.
1382 Move the folding of statements inbetween the cgraph checking
1383 and compacting of basic blocks.
1385 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1386 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1389 * config/alpha/alpha.c (va_list_skip_additions): Check for
1390 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1391 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1392 PLUS_EXPR when checking ap.__base.
1393 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1394 when doing addition on pointer types. Use size_int instead of
1396 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1397 ptr_type in the second operand.
1399 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1402 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1404 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1407 * cfgexpand.c (expand_one_register_var): Mark pointer
1408 DECL_ARTIFICIAL as REG_POINTER also.
1409 * stmt.c (expand_decl): Likewise.
1411 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1418 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1419 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1420 on_worklist argument and avoid adding things to worklist multiple
1422 (add_to_worklist): Ditto.
1423 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1424 single SFT is clobbered.
1425 (set_initial_properties): Ditto.
1426 (compute_call_clobbered): Update for changes to function
1428 (create_overlap_variables_for): Always create SFT for offset 0.
1429 (create_structure_vars): Handle PHI's, since we are in SSA form at
1431 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1432 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1434 (add_vars_for_offset): Figure out aliases from access + points-to.
1435 (add_virtual_operand): Use add_vars-for_offset.
1436 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1437 (add_call_clobber_ops): Remove makes_clobbering_call set.
1438 (get_expr_operands): Always pass through the INDIRECT_REF
1440 * tree-ssa-structalias.c (struct constraint_graph): Remove
1442 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1443 address_taken, pt_used, number_incoming.
1444 (FIRST_ADDR_NODE): Removed.
1445 (merge_graph_nodes): Remove broken code for the moment.
1446 (init_graph): New function.
1447 (build_pred_graph): Remove code to init_graph.
1448 Add location equivalence support.
1449 (struct scc_info): Rename roots to deleted.
1451 (init_scc_info): Ditto
1452 (init_topo_info): Use graph->size.
1453 (compute_topo_order): Ditto.
1454 (do_da_constraint): Removed.
1455 (do_sd_constraint): Remove calls to find().
1456 set_union_with_increment should always get 0 as last arg here.
1457 (do_complex_constraint): Replace do_da_constraint with assert.
1459 (struct equiv_class_label): New.
1460 (pointer_equiv_class_table): Ditto.
1461 (location_equiv_class_table): Ditto.
1462 (equiv_class_label_hash): Ditto.
1463 (equiv_class_label_eq): Ditto
1464 (equiv_class_lookup): Ditto.
1465 (equiv_class_ladd): Ditto.
1466 (pointer_equiv_class): Ditto.
1467 (location_equiv_class): Ditto.
1468 (condense_visit): Rename and rewrite from label_visit to do only
1469 SCC related stuff for HU.
1470 (label_visit): Do HU work for HU.
1471 (perform_var_substitution): Update to do HU and location
1473 (free_var_substitution_info): Update to free HU and location
1474 equivalence structures. */
1475 (find_equivalent_node): Update for pointer but not location
1477 (unite_pointer_equivalences): New function.
1478 (move_complex_constraints): Rewrite to only do moving.
1479 (rewrite_constraints): Split out of move_complex_constraints.
1480 (solve_graph): Use graph->size.
1481 (process_constraint_1): Add from_call argument, use it.
1482 Split *a = &b into two constraints.
1483 (process_constraint): Use new process_constraint_1.
1484 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1485 (get_constraint_for): Handle non-pointer integers properly.
1486 Remove code that used to handle structures.
1487 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1488 with unknown addends.
1489 (handle_rhs_call): New function.
1490 (find_func_aliases): Use handle_rhs_call.
1491 (set_uids_in_ptset): Add an assert.
1492 (set_used_smts): Fix bug in not considering unified vars.
1493 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1494 (compute_points_to_sets): Update for other function changes.
1495 (delete_points_to_sets): Ditto.
1496 (ipa_pta_execute): Ditto.
1497 (pass_ipa_pta): We need to update SSA after ipa_pta.
1499 2007-08-19 Jan Hubicka <jh@suse.cz>
1501 * i386.md: Replace "rim" and "mri" constraints by "g".
1503 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1505 * dwarf2out.c (text_section_used, cold_text_section_used,
1506 cold_text_section, dwarf2out_note_section_used): New.
1507 (dwarf2out_init): Initialize cold_text_section.
1508 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1509 dwarf2out_note_section_used.
1510 (size_of_aranges): Only count entry for text section if it was
1511 used. Count entry for cold text section if it was used.
1512 (output_aranges): Only output entries for text section and cold
1513 text section if they were used.
1515 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1517 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1519 (debug_generic_stmt): Likewise.
1520 (debug_tree_chain): Likewise.
1522 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1524 * tree-data-refs.c (split_constant_offset): Expose.
1525 * tree-data-refs.h (split_constant_offset): Add declaration.
1527 * tree-vectorizer.h (dr_alignment_support): Renamed
1528 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1529 Added a new value dr_explicit_realign.
1530 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1531 dr_offset, dr_step, and dr_aligned_to, along with new access
1532 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1533 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1534 STMT_VINFO_DR_ALIGNED_TO.
1536 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1538 In case of outer-loop vectorization with non-fixed misalignment - use
1539 the dr_explicit_realign scheme instead of the optimized realignment
1541 (new_stmt_vec_info): Initialize new fields.
1543 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1544 'nested_in_vect_loop' case. Change verbosity level.
1545 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1546 Don't fail on zero step in the outer-loop for loads.
1547 (vect_analyze_data_refs): Call split_constant_offset to calculate
1548 base, offset and init relative to the outer-loop.
1550 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1551 BSI function argument with a new function argument - at_loop.
1552 Simplify the condition that determines STEP. Takes additional argument
1553 INV_P. Support outer-loop vectorization (handle the
1554 nested_in_vect_loop case), including zero step in the outer-loop. Call
1555 vect_create_addr_base_for_vector_ref with additional argument.
1556 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1557 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1558 Fixed and simplified calculation of step.
1559 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1560 of bsi, and with additional argument. Call bump_vector_ptr with
1561 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1562 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1563 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1564 when the realignment setup needs to take place inside the loop.
1565 Support the dr_explicit_realign scheme. Allow generating the optimized
1566 realignment scheme for outer-loop vectorization. Added documentation.
1567 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1568 the 'nested_in_vect_loop' case, including loads that are invariant in
1569 the outer-loop and the realignment schemes. Handle the case when the
1570 realignment setup needs to take place inside the loop. Call
1571 vect_setup_realignment with additional arguments. Call
1572 vect_create_data_ref_ptr with additional argument and with loop instead
1573 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1574 (vect_gen_niters_for_prolog_loop): Call
1575 vect_create_addr_base_for_vector_ref with additional arguments.
1576 (vect_create_cond_for_align_checks): Likewise.
1577 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1578 scheme: takes additional argument bump; argument ptr_incr is now
1579 optional; updated documentation.
1580 (vect_init_vector): Takes additional argument (bsi). Use it, if
1581 available, to insert the vector initialization.
1582 (get_initial_def_for_induction): Pass additional argument in call to
1584 (vect_get_vec_def_for_operand): Likewise.
1585 (vect_setup_realignment): Likewise.
1586 (vectorizable_load): Likewise.
1588 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1590 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1591 as argument instead of struct loop.
1592 (nested_in_vect_loop_p): New function.
1593 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1595 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1596 from other phis in the loop.
1597 (destroy_loop_vec_info): Add additional argument to declaration.
1599 * tree-vectorizer.c (supportable_widening_operation): Also check if
1600 nested_in_vect_loop_p (don't allow changing the order in this case).
1601 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1602 of struct loop. Call nested_in_vect_loop_p and don't require
1603 flag_unsafe_math_optimizations if it returns true.
1604 (new_stmt_vec_info): When setting def_type for phis differentiate
1605 loop-header phis from other phis.
1606 (bb_in_loop_p): New function.
1607 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1608 just update their loop_vinfo. Order of BB traversal now matters -
1609 call dfs_enumerate_from with bb_in_loop_p.
1610 (destroy_loop_vec_info): Takes additional argument to control whether
1611 stmt_vinfo of the loop stmts should be destroyed as well.
1612 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1613 reduction stmt to be defines by a non loop-header phi.
1614 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1616 * tree-vect-transform.c (vectorizable_reduction): Call
1617 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1618 (vectorizable_call): Likewise.
1619 (vectorizable_conversion): Likewise.
1620 (vectorizable_operation): Likewise.
1621 (vectorizable_type_promotion): Likewise.
1622 (vectorizable_type_demotion): Likewise.
1623 (vectorizable_store): Likewise.
1624 (vectorizable_live_operation): Likewise.
1625 (vectorizable_reduction): Likewise. Also pass loop_info to
1626 vect_is_simple_reduction instead of loop.
1627 (vect_init_vector): Call nested_in_vect_loop_p.
1628 (get_initial_def_for_reduction): Likewise.
1629 (vect_create_epilog_for_reduction): Likewise.
1630 (vect_init_vector): Check which loop to work with, in case there's an
1632 (get_initial_def_for_inducion): Extend to handle outer-loop
1633 vectorization. Fix indentation.
1634 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1635 In the case vect_induction_def get the vector def from the induction
1636 phi node, instead of calling get_initial_def_for_inducion.
1637 (get_initial_def_for_reduction): Extend to handle outer-loop
1639 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1641 (vect_transform_loop): Change assert to just skip this case. Add a
1643 (vect_finish_stmt_generation): Add a couple asserts.
1645 (vect_estimate_min_profitable_iters): Multiply
1646 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1648 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1649 this is an inner-loop reduction in outer-loop vectorization.
1651 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1652 Same code as what used to be vect_analyze_scalar_cycles, only with
1653 additional argument loop, and loop_info passed to
1654 vect_is_simple_reduction instead of loop.
1655 (vect_analyze_scalar_cycles): Code factored out into
1656 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1657 Updated documentation.
1658 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1659 outer-loop vectorization that are live or not used in the outerloop,
1660 cause this requires special handling.
1661 (vect_enhance_data_refs_alignment): Don't consider versioning for
1663 (vect_analyze_data_refs): Check that there are no datarefs in the
1665 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1666 and vect_used_in_outer_by_reduction cases.
1667 (process_use): Also consider the case of outer-loop stmt defining an
1668 inner-loop stmt and vice versa.
1669 (vect_analyze_loop_1): New function.
1670 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1671 loops. Call vect_analyze_loop_1.
1672 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1673 been vectorized. Call destroy_loop_vec_info with additional argument.
1675 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1676 in the inner-loop when doing outer-loop vectorization. Add
1677 documentation and printout.
1678 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1679 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1681 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1683 * tree-affine.h (print_aff): New prototype.
1684 (debug_aff): Likewise.
1685 * tree-affine.c (print_aff): New function.
1686 (debug_aff): Likewise.
1688 2007-08-18 Paul Brook <paul@codesourcery.com>
1689 Joseph Myers <joseph@codesourcery.com>
1691 * common.opt (-fdebug-prefix-map=): New option.
1692 * opts.c: Include debug.h.
1693 (common_handle_option): Handle -fdebug-prefix-map.
1694 * final.c: Include ggc.h.
1695 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1696 remap_debug_filename): New.
1697 * Makefile.in (final.o, opts.o): Update dependencies.
1698 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1699 * configure.ac: Check for assembler --debug-prefix-map support.
1700 * configure, config.in: Regenerate.
1701 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1702 (ASM_DEBUG_SPEC): Include ASM_MAP.
1703 * doc/install.texi (--with-debug-prefix-map): Document.
1704 * doc/invoke.texi (-fdebug-prefix-map): Document.
1705 * dbxout.c (dbxout_init, dbxout_start_source_file,
1706 dbxout_source_file): Call remap_debug_filename.
1707 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1708 dwarf2out_start_source_file, dwarf2out_finish): Call
1709 remap_debug_filename.
1710 (file_table_relative_p): Do not check d->emitted_number.
1711 * toplev.c (output_file_directive): Call remap_debug_filename.
1712 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1713 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1715 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * loop-invariant.c (find_invariants_to_move): Add missing macro
1720 2007-08-17 Tom Tromey <tromey@redhat.com>
1722 * tree.h (struct tree_label_decl): Removed old "java" fields.
1724 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1725 Nigel Stephens <nigel@mips.com>
1727 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1728 Treat -mno-data-in-code and -mcode-xonly as aliases for
1729 -mcode-readable=no and -mcode-readable=pcrel respectively.
1730 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1731 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1732 (MULTILIB_DIRNAMES): Update accordingly.
1734 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1736 * Makefile.in (version.o): Depend on $(REVISION) only if
1737 REVISION_s is defined.
1739 2007-08-17 Sa Liu <saliu@de.ibm.com>
1740 Ulrich Weigand <uweigand@de.ibm.com>
1743 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1744 use build_qualified_type to retain qualifiers of the base type.
1746 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1748 * config/score/score.md : Update pattern tablejump.
1749 * config/score/score.c : Update score_initialize_trampoline
1751 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1752 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1753 * doc/contrib.texi: Add my entry.
1755 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1757 * Makefile.in (REVISION): New.
1760 (version.o): Also depend on $(REVISION). Add
1761 -DREVISION=$(REVISION_s).
1763 * version.c (version_string): Add REVISION.
1765 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1767 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1768 of GOTO that's relocated to a different block.
1770 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1772 * c-common.c (const_strip_array_types): New.
1773 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1774 (const_strip_array_types): New.
1775 * c-objc-common.c (c_disregard_inline_limits,
1776 c_warn_unused_global_decl): Constify.
1777 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1778 c_vla_type_p, c_incomplete_type_error): Likewise.
1779 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1780 * hooks.c (hook_bool_const_tree_false): New.
1781 * hooks.h (hook_bool_const_tree_false): Likewise.
1782 * langhooks-def.h (lhd_warn_unused_global_decl,
1783 lhd_incomplete_type_error, lhd_expr_size,
1784 lhd_tree_inlining_disregard_inline_limits,
1785 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1786 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1787 * langhooks.c (lhd_warn_unused_global_decl,
1788 lhd_incomplete_type_error,
1789 lhd_tree_inlining_disregard_inline_limits,
1790 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1791 lhd_expr_size): Likewise.
1792 * langhooks.h (lang_hooks_for_tree_inlining,
1793 lang_hooks_for_tree_dump, lang_hooks_for_types,
1794 lang_hooks_for_decls, lang_hooks): Likewise.
1795 * pointer-set.c (pointer_set_t, pointer_set_create,
1796 pointer_set_contains, insert_aux, pointer_set_insert,
1797 pointer_set_traverse, pointer_map_t, pointer_map_create,
1798 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1800 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1801 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1802 pointer_map_traverse): Likewise.
1803 * predict.c (assert_is_empty): Likewise.
1804 * tree-affine.c (free_name_expansion): Likewise.
1805 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1806 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1807 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1809 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1811 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1813 (destroy_loop_vec_info): Add call to VEC_free.
1814 * tree-vectorizer.h (may_alias_ddrs): Define.
1815 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1816 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1817 Change reporting to dump.
1818 (vect_is_duplicate_ddr): New.
1819 (vect_mark_for_runtime_alias_test): New.
1820 (vect_analyze_data_ref_dependences) Add call to
1821 vect_mark_for_runtime_alias_test.
1822 (vect_enhance_data_refs_alignment): Define local variable
1823 vect_versioning_for_alias_required, don't perform
1824 peeling for alignment if versioning for alias is
1826 (vect_enhance_data_refs_alignment): Use
1827 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1828 PARAM_VECT_MAX_VERSION_CHECKS.
1829 * tree-vect-transform.c
1830 (vect_create_cond_for_alias_checks): New.
1831 (vect_transform_loop): Add call to
1832 vect_create_cond_for_alias_checks.
1833 (vect_vfa_segment_size): New.
1834 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1836 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1837 * gcc/doc/invoke.texi
1838 (vect-max-version-for-alignment-checks): Document.
1839 (vect-max-version-for-alias-checks): Document.
1840 (vect-max-version-checks): Remove.
1842 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1845 the same line as the instruction for all asm dialects.
1846 (*rep_movsi): Ditto.
1847 (*rep_movsi_rex64): Ditto.
1848 (*rep_movqi): Ditto.
1849 (*rep_movqi_rex64): Ditto.
1850 (*rep_stosdi_rex64): Ditto.
1851 (*rep_stossi): Ditto.
1852 (*rep_stossi_rex64): Ditto.
1853 (*rep_stosqi): Ditto.
1854 (*rep_stosqi_rex64): Ditto.
1855 (*cmpstrnqi_nz_1): Ditto.
1856 (*cmpstrnqi_nz_rex_1): Ditto.
1857 (*cmpstrnqi_1): Ditto.
1858 (*cmpstrnqi_rex_1): Ditto.
1859 (*strlenqi_1): Ditto.
1860 (*strlenqi_rex_1): Ditto.
1861 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1862 prefix on the same line as the instruction for all asm dialects.
1863 (sync_double_compare_and_swap<mode>): Ditto.
1864 (*sync_double_compare_and_swapdi_pic): Ditto.
1865 (*sync_compare_and_swap_cc<mode>): Ditto.
1866 (sync_double_compare_and_swap_cc<mode>): Ditto.
1867 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1868 (sync_old_add<mode>): Ditto.
1869 (sync_add<mode>): Ditto.
1870 (sync_sub<mode>): Ditto.
1871 (sync_ior<mode>): Ditto.
1872 (sync_and<mode>): Ditto.
1873 (sync_xor<mode>): Ditto.
1875 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1878 * reload.c (find_reloads): Check that the memory returned by
1879 find_reloads_toplev was not the result of forcing a constant
1881 (find_reloads_toplev): Always use simplify_gen_subreg to get
1882 the subreg of a constant. If the result is also a constant,
1883 but not a legitimate one, force it into the constant pool
1884 and reload its address.
1886 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1888 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1891 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1893 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1894 directive for the current vector ABI.
1896 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1899 * caller-save.c (reg_save_code): Set invalide status on restore code.
1901 2007-08-15 Diego Novillo <dnovillo@google.com>
1903 * tree-ssa-alias.c (compute_memory_partitions): Use
1904 alias_bitmap_obstack to allocate bitmaps.
1905 (reset_alias_info): Factor out of init_alias_info.
1906 Mark all name tags not associated to an SSA name for renaming.
1907 (init_alias_info): Call it.
1908 (create_name_tags): Tidy. Add comments.
1909 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1911 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1913 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1914 scheduler dependencies.
1916 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1918 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1920 (*iorsi_1_zext): Likewise.
1921 (*iorsi_1_zext_imm): Likewise.
1922 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1923 with "rm"/"xm" constraint.
1924 (sse2_vmsqrtv2df2): Likewise.
1926 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1929 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1932 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1934 * tree-pass.h (PROP_pta): Removed.
1935 (TODO_rebuild_alias): New.
1936 (pass_may_alias): Removed.
1937 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1938 aliasing if we changed something.
1939 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1941 (pass_may_alias): Removed.
1942 (create_structure_vars): Return TODO_rebuild_alias.
1943 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1944 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1946 (tree_sra_early): We never affect aliasing right now.
1947 * tree-flow.h (compute_may_aliases): New prototype.
1948 * passes.c: Remove pass_may_alias from the passes.
1949 (execute_function_todo): Support TODO_rebuild_alias.
1951 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1953 * i386.c: (legitimize_address): Move dllimported variable check
1954 infront of legitimizing pic address of CONST symbols.
1956 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1958 PR tree-optimization/32941
1959 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1960 (goto_queue_cmp): Remove.
1961 (find_goto_replacement): Change search method.
1962 (maybe_record_in_goto_queue): Add assert.
1963 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1964 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1966 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1968 * alias.c (component_uses_parent_alias_set): Constify.
1969 * alias.h (component_uses_parent_alias_set): Likewise.
1970 * cfgrtl.c (print_rtl_with_bb): Likewise.
1971 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1972 mpz_get_double_int): Likewise.
1973 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1974 mpz_get_double_int): Likewise.
1975 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1976 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1978 * expr.h (safe_from_p): Likewise.
1979 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1981 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1982 zero_sized_type, goa_lhs_expr_p): Likewise.
1983 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1984 * rtl.h (print_rtl_with_bb): Likewise.
1985 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1986 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1987 * tree-flow-inline.h (bb_stmt_list): Constify.
1988 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1990 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1991 const_first_stmt, const_last_stmt): New.
1992 (block_may_fallthru, empty_block_p): Constify.
1993 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1994 EXPR_ONLY_BODY): New.
1995 (expr_first, expr_last, expr_only): Use macro for body.
1996 (const_expr_first, const_expr_last, const_expr_only): New.
1997 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1998 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1999 ctsi_prev, ctsi_stmt): New.
2000 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2001 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2002 * tree-ssa-loop-niter.c (loop_only_exit_p,
2003 derive_constant_upper_bound): Likewise.
2004 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2005 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2006 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2007 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2008 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2009 * tree.c (get_type_static_bounds): Likewise.
2010 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2011 (get_type_static_bounds): Constify.
2013 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2016 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2017 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2018 (*<addsub><mode>3_cc_overflow): New.
2019 (*add<mode>3_cconly_overflow): New.
2020 (*sub<mode>3_cconly_overflow): New.
2021 (*<addsub>si3_zext_cc_overflow): New.
2022 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2023 CCCmode for LTU, GTU, LEU and GEU.
2024 (ix86_comparison_operator): Likewise.
2025 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2026 * config/i386/i386.c (put_condition_code): Support CCCmode.
2027 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2028 or MINUS expressions.
2030 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2033 * c-typeck.c (build_binary_op): Disallow vector float types with
2034 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2036 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2038 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2039 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2040 (dep_def): New typedef.
2041 (init_dep_1, sd_debug_dep): Declare functions.
2042 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2043 (debug_dep_links): Remove.
2044 (struct _deps_list): New field 'n_links'.
2045 (DEPS_LIST_N_LINKS): New macro.
2046 (FOR_EACH_DEP_LINK): Remove.
2047 (create_deps_list, free_deps_list, delete_deps_list): Remove
2049 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2050 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2051 (copy_deps_list_change_con, move_dep_link): Ditto.
2052 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2053 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2055 (INSN_BACK_DEPS): Remove.
2056 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2058 (INSN_DEP_COUNT): Remove.
2059 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2060 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2061 Declare global variables.
2062 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2063 (add_forw_dep, compute_forward_dependences): Remove declarations.
2064 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2065 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2066 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2068 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2070 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2071 (sd_list_types_def): New typedef.
2072 (sd_next_list): Declare function.
2073 (struct _sd_iterator): New type.
2074 (sd_iterator_def): New typedef.
2075 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2077 (FOR_EACH_DEP): New cycle wrapper.
2078 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2080 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2081 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2084 * sched-deps.c (init_dep_1): Make global.
2085 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2087 (dump_dep): New static function.
2088 (dump_dep_flags): New static variable.
2089 (sd_debug_dep): New function.
2090 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2092 (move_dep_link): Use remove_from_deps_list (), instead of
2094 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2095 (dep_link_is_detached_p): New static function.
2096 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2098 (dn_pool, dl_pool): New alloc_pools.
2099 (dn_pool_diff, dl_pool_diff): New static variables.
2100 (create_dep_node, delete_dep_node): New static function.
2101 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2102 (deps_list_empty_p): Make it static. Use 'n_links' field.
2103 (deps_pools_are_empty_p): New static function.
2104 (alloc_deps_list, delete_deps_list): Remove.
2105 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2106 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2107 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2108 (forward_dependency_cache): Remove.
2109 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2110 'back' from the names. Change signature to use dep_t instead of
2112 (add_back_dep): Ditto. Make global.
2113 (check_dep_status): Rename to check_dep ().
2114 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2116 (sd_finish_insn): Ditto.
2117 (sd_find_dep_between_no_cache): New static function.
2118 (sd_find_dep_between): New function.
2119 (ask_dependency_caches, set_dependency_caches): New static functions.
2120 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2121 (add_or_update_dep_1): Separate pieces of functionality into
2122 ask_dependency_caches (), update_dependency_caches (),
2123 change_spec_dep_to_hard (), update_dep ().
2124 (get_back_and_forw_lists): New static function.
2125 (sd_add_dep): Separate setting of dependency caches into
2126 set_dependency_caches ().
2127 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2129 (sd_delete_dep): Ditto.
2130 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2131 (dump_lists): New static function.
2132 (sd_debug_lists): New debug function.
2133 (delete_all_dependences, fixup_sched_groups): Update to use
2134 sd_* infrastructure.
2135 (sched_analyze_2): Create data-speculative dependency only if
2136 data-speculation is enabled.
2137 (sched_analyze_insn): If insn cannot be speculative, make all its
2138 dependencies non-speculative.
2139 (sched_analyze): Use sd_init_insn ().
2140 (add_forw_dep, compute_forward_dependencies): Remove.
2141 (delete_dep_nodes_in_back_deps): New static function.
2142 (sched_free_deps): New function.
2143 (init_dependency_caches): Init alloc_pools.
2144 (extend_depedency_caches): Update after removing of
2145 forward_dependency_cache.
2146 (free_dependency_caches): Ditto. Free alloc_pools.
2147 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2148 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2150 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2151 (add_dependence): Use init_dep ().
2152 (get_dep_weak_1): New static function.
2153 (get_dep_weak): Move logic to get_dep_weak_1 ().
2154 (dump_ds): New static function moved from haifa-sched.c:
2155 debug_spec_status ().
2156 (debug_ds): New debug function.
2157 (check_dep_status): Rename to check_dep (). Update to check whole
2160 * haifa-sched.c (spec_info): Make global.
2161 (added_recovery_block_p): Rename to
2162 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2163 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2164 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2165 to use new interfaces.
2166 (ok_for_early_queue_removal): Ditto.
2167 (schedule_block): Initialize logical uids of insns emitted by the
2169 (sched_init): Initialize new variable.
2170 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2172 (extend_global): Initialize insn data.
2173 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2174 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2176 (add_to_speculative_block): Update to use new interfaces.
2177 (create_recovery_block): Set new variables.
2178 (create_check_block_twin, fix_recovery_deps): Update to use new
2180 (sched_insn_is_legitimate_for_speculation_p): New function.
2181 (speculate_insn): Move checking logic to
2182 sched_insn_is_legitimate_for_speculation_p ().
2183 (sched_remove_insn): Finalize sched-deps information of instruction.
2184 (clear_priorities, add_jump_dependencies): Update to use new
2186 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2188 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2189 to use new interfaces.
2190 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2191 (new_ready): Try to use control speculation only if it is available.
2192 (add_branch_dependences): Update to use new interfaces.
2193 (compute_block_backward_dependences): Rename to
2194 compute_block_dependences (). Call
2195 targetm.sched.dependencies_evaluation_hook ().
2196 (free_block_dependencies): New static function.
2197 (debug_dependencies): Update to use new interfaces.
2198 (schedule_region): Remove separate computation of forward dependencies.
2199 Move call of targetm.sched.dependencies_evaluation_hook () to
2200 compute_block_dependences (). Free dependencies at the end of
2201 scheduling the region.
2203 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2205 (add_deps_for_risky_insns): Ditto.
2206 (schedule_ebb): Remove separate computation of forward dependencies.
2207 Free dependencies at the end of scheduling the ebb.
2209 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2210 (build_intra_loop_deps): Ditto. Remove separate computation of
2211 forward dependencies. Free sched-deps dependencies.
2213 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2214 to use new interfaces.
2215 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2217 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2219 (is_costly_group): Ditto.
2221 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * alias.c (rtx_equal_for_memref_p): Constify.
2224 * basic-block.h (const_edge, const_basic_block): New.
2225 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2226 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2227 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2228 probably_never_executed_bb_p, edge_probability_reliable_p,
2229 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2230 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2232 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2233 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2235 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2236 flow_nodes_print, dfs_enumerate_from): Likewise.
2237 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2238 control_flow_insn_p, count_basic_blocks): Likewise.
2239 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2240 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2241 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2242 average_num_loop_insns, loop_exit_edge_p,
2243 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2244 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2245 average_num_loop_insns, seq_cost): Likewise.
2246 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2247 * dominance.c (dominated_by_p): Likewise.
2248 * emit-rtl.c (validate_subreg): Likewise.
2249 * except.c (can_throw_internal, can_throw_external): Likewise.
2250 * except.h (can_throw_internal, can_throw_external): Likewise.
2251 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2252 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2253 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2254 simple_mem, store_ops_ok, load_kills_store, find_loads,
2255 store_killed_in_insn, store_killed_after, store_killed_before,
2256 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2258 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2259 noce_mem_write_may_trap_or_fault_p): Likewise.
2260 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2262 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2264 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2265 probably_cold_bb_p, probably_never_executed_bb_p,
2266 edge_probability_reliable_p, br_prob_note_reliable_p,
2267 can_predict_insn_p): Likewise.
2268 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2269 * resource.c (return_insn_p): Likewise.
2270 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2272 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2273 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2274 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2275 verify_gimple_modify_stmt): Likewise.
2276 * tree-chrec.c (is_not_constant_evolution,
2277 is_multivariate_chrec_rec, is_multivariate_chrec,
2278 chrec_contains_symbols, chrec_contains_undetermined,
2279 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2280 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2281 eq_evolutions_p, scev_direction): Likewise.
2282 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2283 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2284 chrec_contains_symbols_defined_in_loop,
2285 chrec_contains_undetermined, tree_contains_chrecs,
2286 evolution_function_is_affine_multivariate_p,
2287 evolution_function_is_univariate_p, chrec_zerop,
2288 evolution_function_is_constant_p, evolution_function_is_affine_p,
2289 evolution_function_is_affine_or_constant_p,
2290 tree_does_not_contain_chrecs, chrec_type): Likewise.
2291 * tree-data-ref.c (tree_fold_divides_p,
2292 object_address_invariant_in_loop_p, dr_may_alias_p,
2293 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2294 same_access_functions, constant_access_functions,
2295 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2297 * tree-flow.h (scev_direction): Likewise.
2298 * tree-gimple.c (is_gimple_stmt): Likewise.
2299 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2301 * tree-pretty-print.c (op_prio): Likewise.
2302 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2303 analyzable_condition, backedge_phi_arg_p): Likewise.
2304 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2305 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2306 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2309 2007-08-13 Dan Hipschman <dsh@google.com>
2312 * c-format.c (check_format_arg): Move check for zero-length
2313 format strings below the check for unterminated strings.
2315 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2318 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2321 2007-08-13 Nick Clifton <nickc@redhat.com>
2323 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2325 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2328 * c-format.c (gcc_gfc_length_specs): New array.
2329 (gcc_gfc_char_table): Add unsigned specifier, and references to
2330 the l length modifier.
2331 (format_types_orig): Use the new gcc_gfc_length_specs.
2333 2007-08-12 Sa Liu <saliu@de.ibm.com>
2335 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2336 and with REG_RETVAL note after split.
2338 2007-08-11 David Daney <ddaney@avtrex.com>
2340 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2341 as ATTRIBUTE_UNUSED.
2343 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2344 Segher Boessenkool <segher@kernel.crashing.org>
2346 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2347 HAVE_LOCAL_CPU_DETECT not defined.
2349 2007-08-11 Jan Hubicka <jh@suse.cz>
2351 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2352 (cgraph_process_new_functions): Honor previous value of
2353 disregard_inline_limits.
2354 * ipa-inline.c (compute_inline_parameters): Likewise.
2356 2007-08-11 Ian Lance Taylor <iant@google.com>
2358 * alias.h (alias_set_type): Define new type.
2359 (ALIAS_SET_MEMORY_BARRIER): Use it.
2360 * rtl.h: Include alias.h.
2361 (struct mem_attrs): Use alias_set_type.
2362 * tree.h: Include alias.h
2363 (struct tree_type): Use alias_set_type.
2364 (struct tree_struct_field_tag): Likewise.
2365 (struct tree_decl_common): Likewise.
2366 * alias.c (struct alias_set_entry): Use alias_set_type.
2367 (get_alias_set_entry, alias_set_subset_of): Likewise.
2368 (alias_sets_conflict_p): Likewise.
2369 (alias_sets_must_conflict_p): Likewise.
2370 (objects_must_conflict_p): Likewise.
2371 (get_alias_set, new_alias_set): Likewise.
2372 (record_alias_subset, record_component_aliases): Likewise.
2373 (varargs_set, frame_set): Change to alias_set_type.
2374 (get_varargs_alias_set): Use alias_set_type.
2375 (get_frame_alias_set): Likewise.
2376 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2377 * dse.c (struct store_info): Use alias_set_type.
2378 (struct read_info, struct clear_alias_mode_holder): Likewise.
2379 (clear_alias_set_lookup, canon_address): Likewise.
2380 (record_store, check_mem_read_rtx): Likewise.
2381 (dse_record_singleton_alias_set): Likewise.
2382 (dse_invalidate_singleton_alias_set): Likewise.
2383 * emit-rtl.c (get_mem_attrs): Likewise.
2384 (set_mem_attributes_minus_bitpos): Likewise.
2385 (set_mem_alias_set): Likewise.
2386 * expr.c (store_constructor_field, store_field): Likewise.
2387 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2388 * langhooks.c (lhd_get_alias_set): Likewise.
2389 * langhooks-def.h (lhd_get_alias_set): Likewise.
2390 * reload1.c (alter_reg): Likewise.
2391 * tree-flow.h (struct fieldoff): Likewise.
2392 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2393 (may_alias_p, get_smt_for, create_sft): Likewise.
2394 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2395 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2396 (merge_smts_into): Likewise.
2397 * varasm.c (const_alias_set): Likewise.
2398 * c-common.c (strict_aliasing_warning): Likewise.
2399 (c_common_get_alias_set): Likewise.
2400 * dse.h (dse_record_singleton_alias_set): Update declaration.
2401 (dse_invalidate_singleton_alias_set): Likewise.
2402 * emit-rtl.h (set_mem_alias_set): Likewise.
2403 * c-common.h (c_common_get_alias_set): Likewise.
2404 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2405 * print-tree.c (print_node): Likewise.
2406 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2408 (alpha_setup_incoming_varargs): Use alias_set_type.
2409 * config/i386/i386.c (setup_incoming_varargs_64): Use
2411 (setup_incoming_varargs_ms_64): Likewise.
2412 (ix86_GOT_alias_set): Likewise.
2413 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2414 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2415 (set): Change to alias_set_type.
2416 (get_TOC_alias_set): Use alias_set_type.
2417 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2419 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2420 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2422 (struct_value_alias_set): Likewise.
2423 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2425 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2427 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2428 * config/vxworks.h (TARGET_VXWORKS): Override.
2429 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2430 "mips" if TARGET_VXWORKS.
2432 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2434 * calls.c (avoid_likely_spilled_reg): New function.
2435 (expand_call): Use it.
2437 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2439 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2441 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2443 * config/mips/predicates.md (const_call_insn_operand): Invoke
2444 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2446 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2449 * config/rs6000/driver-rs6000.c: Include link.h.
2450 Use ElfW instead of wordsize-specif typedef.
2452 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2454 * system.h (CONST_CAST): New.
2455 * c-decl.c (c_make_fname_decl): Use it.
2456 * c-lex.c (cb_ident, lex_string): Likewise.
2457 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2458 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2459 give_switch, set_multilib_dir): Likewise.
2460 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2461 * passes.c (execute_one_pass): Likewise.
2462 * prefix.c (update_path): Likewise.
2463 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2464 * tree.c (build_string): Likewise.
2466 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2468 * tree-flow-inline.h (is_exec_stmt): Remove.
2469 (is_label_stmt): Remove.
2470 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2473 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2475 * lower-subreg.c (resolve_shift_zext): Don't adjust
2476 src_reg_num for wordmode operands.
2478 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2479 David Ung <davidu@mips.com>
2481 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2482 (TARGET_SCHED_REORDER2): Define.
2483 (mips_maybe_swap_ready): New.
2484 (mips_last_74k_agen_insn): New.
2485 (mips_74k_agen_init): New.
2486 (mips_74k_agen_reorder): New function to group loads and stores
2488 (mips_sched_init): New.
2489 (mips_sched_reorder): Don't do initialization here. Call
2490 mips_74k_agen_reorder.
2491 (mips_variable_issue): Call mips_74k_agen_init.
2493 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2495 * tree-flow-inline.h (get_filename): Remove.
2497 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2499 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2501 (mips_fetch_insns): Delete in favor of...
2502 (mips_load_store_insns): ...this new function.
2503 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2504 to say whether multiword moves _might_ be split.
2505 (mips_fetch_insns): Delete in favor of...
2506 (mips_load_store_insns): ...this new function.
2507 (mips_rtx_costs): Update the call to mips_address_insns.
2508 (mips_address_cost): Likewise.
2509 * config/mips/mips.md (length): Use mips_load_store_insns instead
2510 of mips_fetch_insns.
2511 * config/mips/constraints.md (R): Use mips_address_insns rather
2512 than mips_fetch_insns. Assume that the move never needs to be split.
2514 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2516 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2517 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2518 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2519 * config/mips/mips.h (mips16_hard_float): Delete.
2520 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2521 definitions, and replace with....
2522 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2523 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2524 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2525 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2526 (override_options): Replace MASK_SOFT_FLOAT references with
2527 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2528 and mips16_hard_float when TARGET_MIPS16.
2530 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2533 * c-typeck.c (build_binary_op): Check for non pointer types before
2534 calling int_fits_type_p.
2536 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2539 * fold-const.c (omit_one_operand): Return only the ommitted expression
2540 if the result is an empty statement.
2541 (pedantic_omit_one_operand): Likewise.
2543 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2545 * c-typeck.c (readonly_error): Improve error for assignment.
2547 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2549 (pp_c_expression): Ditto.
2551 2007-08-09 Simon Baldwin <simonb@google.com>
2553 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2554 break that was preventing simplify_associative_operation() for xor.
2556 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2557 Nigel Stephens <nigel@mips.com>
2559 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2560 Document change in interpretation of value from boolean to
2562 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2563 ffs and ctz using clz.
2564 (expand_unop): Call them.
2565 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2567 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2568 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2569 enable the new ffs expansion on this target.
2571 2007-08-09 Jan Hubicka <jh@suse.cz>
2573 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2574 (expand_ternary_op): Likewise.
2575 (expand_vec_shift_expr): Likewise.
2576 (expand_binop_directly): Likewise.
2577 (expand_binop): Likewise.
2578 (sign_expand_binop): Likewise.
2579 (expand_twoval_unop): Likewise.
2580 (expand_twoval_binop): Likewise.
2581 (expand_twoval_binop_libfunc): Likewise.
2582 (widen_clz): Likewise.
2583 (widen_bswap): Likewise.
2584 (expand_parity): Likewise.
2585 (expand_unop): Likewise.
2586 (expand_abs_nojump): Likewise.
2587 (expand_copysign): Likewise.
2588 (emit_no_conflict_block): Likewise.
2589 (emit_libcall_block): Likewise.
2590 (can_compare_p): Likewise.
2591 (prepare_cmp_insn): Likewise.
2592 (emit_cmp_and_jump_insn_1): Likewise.
2593 (prepare_float_lib_cmp): Likewise.
2594 (emit_conditional_add): Likewise.
2595 (gen_add2_insn): Likewise.
2596 (have_add2_insn): Likewise.
2597 (gen_sub2_insn): Likewise.
2598 (have_sub2_insn): Likewise.
2599 (can_extend_p): Likewise.
2600 (can_fix_p): Likewise.
2601 (can_float_p): Likewise.
2602 (expand_float): Likewise.
2603 (expand_fix): Likewise.
2604 (expand_sfix_optab): Likewise.
2605 (new_optab): Likewise.
2606 (new_convert_optab): Likewise.
2607 (init_libfuncs): Likewise.
2608 (init_interclass_conv_libfuncs): Likewise.
2609 (init_intraclass_conv_libfuncs): Likewise.
2610 (set_conv_libfunc): Likewise.
2611 (init_optabs): Likewise.
2612 (debug_optab_libfuncs): Likewise.
2613 (gen_cond_trap): Likewise.
2614 * optabs.h (optab_handler, convert_optab_hanlder): New.
2615 * genopinit.c: Update optabs generation table.
2616 * reload.c (find_reloads_address_1): Use optabs accestors.
2617 * builtins.c (expand_builtin_mathfn): Likewise.
2618 (expand_builtin_mathfn_2): Likewise.
2619 (expand_builtin_mathfn_3): Likewise.
2620 (expand_builtin_interclass_mathfn): Likewise.
2621 (expand_builtin_sincos): Likewise.
2622 (expand_builtin_cexpi): Likewise.
2623 (expand_builtin_powi): Likewise.
2624 (expand_builtin_strlen): Likewise.
2625 * dojump.c (do_jump): Likewise.
2626 * expr.c (convert_move): Likewise.
2627 (move_by_pieces): Likewise.
2628 (move_by_pieces_ninsns): Likewise.
2629 (can_store_by_pieces): Likewise.
2630 (store_by_pieces_1): Likewise.
2631 (emit_move_via_integer): Likewise.
2632 (emit_move_complex): Likewise.
2633 (emit_move_ccmode): Likewise.
2634 (emit_move_insn_1): Likewise.
2635 (emit_single_push_insn): Likewise.
2636 (store_constructor): Likewise.
2637 (expand_expr_real_1): Likewise.
2638 (do_store_flag): Likewise.
2639 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2640 (enumerate_modes): Likewise.
2641 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2642 (supportable_widening_operation): Likewise.
2643 (supportable_narrowing_operation): Likewise.
2644 * expmed.c (store_bit_field_1): Likewise.
2645 (extract_bit_field_1): Likewise.
2646 (expand_mult_highpart_optab): Likewise.
2647 (expand_smod_pow2): Likewise.
2648 (expand_divmod): Likewise.
2649 (emit_store_flag): Likewise.
2650 * tree-vect-patterns.c
2651 (vect_pattern_recog_1): Likewise.
2652 * tree-ssa-loop-prefetch.c
2653 (nontemporal_store_p): Likewise.
2654 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2655 (vect_create_epilog_for_reduction): Likewise.
2656 (vectorizable_reduction): Likewise.
2657 (vectorizable_operation): Likewise.
2658 (vect_strided_store_supported): Likewise.
2659 (vectorizable_store): Likewise.
2660 (vect_strided_load_supported): Likewise.
2661 (vectorizable_load): Likewise.
2662 * combine.c (simplify_comparison): Likewise.
2663 * tree-vect-generic.c
2664 (type_for_widest_vector_mode): Likewise.
2665 (expand_vector_operations_1): Likewise.
2666 * config/spu/spu.c (spu_expand_mov): Likewise.
2667 (spu_emit_vector_compare): Likewise.
2668 * config/rs6000/rs6000.c
2669 (rs6000_emit_vector_compare): Likewise.
2670 * stmt.c (add_case_node): Likewise.
2671 * reload1.c (gen_reload):
2673 2007-08-09 Michael Matz <matz@suse.de>
2675 * tree.h (fixed_zerop): Declare as taking a const_tree.
2676 * tree.c (fixed_zerop): Take a const_tree.
2678 2007-08-09 Ira Rosen <irar@il.ibm.com>
2680 * tree-vect-transform.c (vectorizable_store): Remove call to
2681 copy_virtual_operands() and call mark_symbols_for_renaming() for
2682 the created vector store.
2683 (vect_setup_realignment): Don't call copy_virtual_operands() and
2684 update_vuses_to_preheader().
2685 (vectorizable_load): Don't call copy_virtual_operands().
2686 (update_vuses_to_preheader): Remove.
2688 2007-08-08 Chao-ying Fu <fu@mips.com>
2690 * tree.def (FIXED_POINT_TYPE): New type.
2691 (FIXED_CST): New constant.
2692 (FIXED_CONVERT_EXPR): New expr.
2693 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2694 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2695 * tree.h (struct tree_base): Add saturating_flag.
2696 Remove one bit of spare for saturating_flag.
2697 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2698 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2699 FIXED_POINT_TYPE_P): Define.
2700 (TYPE_SATURATING): Define.
2701 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2702 (struct tree_fixed_cst): New.
2703 (TYPE_IBIT, TYPE_FBIT): Define.
2704 (tree_node): Add fixed_cst.
2705 (enum tree_index): Add new enumeration values of
2706 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2707 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2708 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2709 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2710 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2711 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2712 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2713 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2714 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2715 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2716 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2717 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2718 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2719 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2720 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2721 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2722 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2723 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2724 (sat_short_fract_type_node, sat_fract_type_node,
2725 sat_long_fract_type_node, sat_long_long_fract_type_node,
2726 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2727 sat_unsigned_long_fract_type_node,
2728 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2729 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2730 unsigned_short_fract_type_node, unsigned_fract_type_node,
2731 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2732 sat_short_accum_type_node, sat_accum_type_node,
2733 sat_long_accum_type_node, sat_long_long_accum_type_node,
2734 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2735 sat_unsigned_long_accum_type_node,
2736 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2737 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2738 unsigned_short_accum_type_node, unsigned_accum_type_node,
2739 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2740 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2741 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2742 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2743 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2744 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2745 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2746 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2747 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2748 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2749 sat_uda_type_node, sat_uta_type_node): New macro.
2750 (make_fract_type, make_accum_type): Declare.
2751 (make_signed_fract_type, make_unsigned_fract_type,
2752 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2753 make_signed_accum_type, make_unsigned_accum_type,
2754 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2755 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2756 make_or_reuse_sat_signed_fract_type,
2757 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2758 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2759 make_or_reuse_sat_unsigned_accum_type): New macro.
2760 (fixed_zerop): Declare.
2761 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2762 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2763 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2764 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2765 * treestruct.def: Add TS_FIXED_CST.
2766 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2768 (tree-dump.o): Likewise.
2769 (print-tree.o): Likewise.
2770 (tree-pretty-print.o): Likewise.
2771 (fold-const.o): Likewise.
2772 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2773 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2774 (is_gimple_min_invariant): Handle FIXED_CST.
2775 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2776 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2777 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2778 (layout_type): Handle FIXED_POINT_TYPE.
2779 (make_fract_type, make_accum_type): New functions.
2780 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2781 * tree-dump.c (fixed-value.h): New include.
2782 (dump_fixed): New function.
2783 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2784 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2785 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2786 * tree-pretty-print.c (fixed-value.h): New include.
2787 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2789 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2790 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2791 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2792 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2793 for non-saturating fixed-point types.
2794 (reassociate_bb): Likewise.
2795 * emit-rtl.c (fixed-value.h): New include.
2796 (fconst0, fconst1): New array.
2797 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2798 * tree-vect-generic.c expand_vector_operation): Support
2799 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2801 (type_for_widest_vector_mode): Add one parameter for the
2803 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2805 Pass the satp parameter to type_for_mode for fixed-point types.
2806 (expand_vector_operations_1): Pass the saturating flag to
2807 type_for_widest_vector_mode.
2808 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2809 and MODE_VECTOR_UACCUM.
2810 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2811 (vectorizable_condition): Likewise.
2812 * tree.c (fixed-value.h): New include.
2813 (tree_code_size): Support FIXED_CST.
2814 (build_fixed): New function.
2815 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2816 (fixed_zerop): New function.
2817 (tree_node_structure): Support FIXED_CST.
2818 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2819 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2820 (type_hash_eq): Handle FIXED_POINT_TYPE.
2821 (simple_cst_equal): Support FIXED_CST.
2822 (iterative_hash_expr): Handle FIXED_CST.
2823 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2824 (get_narrower): Likewise.
2825 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2826 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2827 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2828 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2830 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2831 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2832 (initializer_zerop): Support FIXED_CST.
2833 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2834 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2835 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2836 (is_base_type): Handle FIXED_POINT_TYPE.
2837 (add_type_attribute): Handle FIXED_POINT_TYPE.
2838 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2839 * print-tree.c (fixed-value.h): New include.
2840 (print_node_brief): Support FIXED_CST.
2841 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2842 * c-pretty-print.c (fixed-value.h): New include.
2843 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2844 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2845 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2846 Support fixed-point types for inner items in VECTOR_TYPE.
2847 (pp_c_direct_declarator): Likewise.
2848 (pp_c_declarator): Likewise.
2849 (pp_c_fixed_constant): New function.
2850 (pp_c_constant): Handle FIXED_CST.
2851 (pp_c_primary_expression): Likewise.
2852 (pp_c_expression): Likewise.
2853 * fold-const.c (fixed-value.h): New include.
2854 (negate_expr_p): Return true for FIXED_CST.
2855 (fold_negate_expr): Support FIXED_CST.
2856 (split_tree): Support FIXED_CST.
2857 (const_binop): Support FIXED_CST.
2858 (fold_convert_const_int_from_fixed): New function to convert from
2860 (fold_convert_const_real_from_fixed): New function to convert from
2862 (fold_convert_const_fixed_from_fixed): New function to convert from
2863 fixed to another fixed.
2864 (fold_convert_const_fixed_from_int): New function to convert from
2866 (fold_convert_const_fixed_from_real): New function to convert from
2868 (fold_convert_const): Support conversions from fixed to int, from
2869 fixed to real, from fixed to fixed, from int to fixed, and from real
2871 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2872 (operand_equal_p): Support FIXED_CST.
2873 (make_range): For fixed-point modes, we need to pass the
2874 saturating flag as the 2nd parameter.
2875 (tree_swap_operands_p): Handle FIXED_CST.
2876 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2878 (fold_unary): Support FIXED_CONVERT_EXPR.
2879 (fold_binary): Handle FIXED_CST.
2880 Make sure the type is not saturating, before associating operations.
2881 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2882 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2883 (fold_negate_const): Support FIXED_CST.
2884 (fold_relational_const): Support FIXED_CST.
2885 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2886 (gimplify_expr): Handle FIXED_CST.
2887 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2888 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2889 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2890 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2891 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2892 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2893 LONG_LONG_ACCUM_TYPE_SIZE.
2894 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2895 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2896 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2897 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2898 MODE_ACCUM, and MODE_UACCUM.
2899 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2900 fixed-point types to disable reduction.
2901 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2903 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2905 * config/rs6000/x-rs6000: New file.
2906 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2907 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2908 (EXTRA_SPEC_FUNCTIONS): Define.
2909 (HAVE_LOCAL_CPU_DETECT): Define.
2910 (CC1_CPU_SPEC): Define.
2911 * config/rs6000/driver-rs6000.c: New file.
2912 * config/rs6000/aix.h (CC1_SPEC): Define.
2913 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2914 * config.host: Add x-rs6000 to host_xmake_file if host and target
2915 are rs6000 or powerpc.
2917 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2919 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2921 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2922 Sandra Loosemore <sandra@codesourcery.com>
2923 Chao-ying Fu <fu@mips.com>
2924 Nigel Stephens <nigel@mips.com>
2925 David Ung <davidu@mips.com>
2927 * doc/invoke.texi (-mcode-readable): Document.
2928 * config/mips/mips.opt (mcode-readable): New option.
2929 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2930 * config/mips/mips.h (mips_code_readable_setting): New enum.
2931 (mips_code_readable): Declare.
2932 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2933 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2934 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2935 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2936 boiler-plate comments.
2937 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2938 * config/mips/mips.c (mips_code_readable): New variable.
2939 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2940 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2941 context and -mcode-readable setting to restrict the use of
2942 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2943 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2944 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2945 (mips_blocks_for_constant_p): Only return false for
2946 TARGET_MIPS16_PCREL_LOADS.
2947 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2948 for MIPS16. Handle SYMBOL_32_HIGH.
2949 (mips_const_insns): Allow HIGHs for MIPS16 too.
2950 (mips_unspec_address_offset): New function, split out from...
2951 (mips_unspec_address): ...here.
2952 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2953 16-bit symbolic constants. Assert approropiate conditions for
2954 using the "la" and "dla" macros.
2955 (mips_handle_option): Handle -mcode-readable=.
2956 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2957 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2958 (mips_strip_unspec_address): New function, split out from...
2959 (print_operand_reloc): ...here.
2960 (print_operand): Pass constants through mips_strip_unspec_address.
2961 (print_operand_address): Likewise.
2962 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2963 (mips_select_rtx_section): Remove MIPS16 handling.
2964 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2965 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2966 (mips16_lay_out_constants): Do nothing unless
2967 TARGET_MIPS16_PCREL_LOADS.
2968 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2969 * config/mips/mips.md: Split HIGHs for MIPS16.
2970 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2972 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2974 * config/mips/mips-protos.h (mips_emit_move): Declare.
2975 * config/mips/mips.c (mips_emit_move): New function.
2976 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2977 (mips_legitimize_const_move): Likewise.
2978 (mips_legitimize_move): Likewise.
2979 (mips_split_64bit_move): Likewise.
2980 (mips_restore_gp): Likewise.
2981 (mips_load_call_address): Likewise.
2982 (mips_emit_fcc_reload): Likewise.
2983 (mips_set_return_address): Likewise.
2984 (mips_block_move_straight): Likewise.
2985 (mips_block_move_loop): Likewise.
2986 (mips_setup_incoming_varargs): Likewise.
2987 (mips_save_reg): Likewise.
2988 (mips_expand_prologue): Likewise.
2989 (mips_restore_reg): Likewise.
2990 (mips_expand_epilogue): Likewise.
2991 (mips_output_mi_thunk): Likewise.
2992 (build_mips16_call_stub): Likewise.
2993 (mips_builtin_branch_and_move): Likewise.
2994 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2995 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2996 (fixuns_truncdfdi2): Likewise.
2997 (fixuns_truncsfsi2): Likewise.
2998 (fixuns_truncsfdi2): Likewise.
2999 (loadgp_absolute): Likewise.
3000 (builtin_setjmp_setup): Likewise.
3001 (builtin_longjmp): Likewise.
3002 (untyped_call): Likewise.
3004 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3006 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3007 an "rtx *" argument. Return a bool.
3008 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3009 values and return true if they can be split. Take the same kind of
3010 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3011 and store the lo_sum there if nonnull. Use the symbol type to
3012 determine whether a $gp or HIGH is needed.
3013 (mips_legitimize_address): Update call to mips_split_symbol and
3014 simplify accordingly.
3015 (mips_legitimize_const_move): Likewise.
3016 * config/mips/mips.md: In the combine define_split,
3017 check mips_split_symbol instead of splittable_symbolic_operand.
3018 Update use of mips_split_symbol in the generator code.
3019 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3021 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3023 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3024 (mips_symbol_insns_1): New function, split out from...
3025 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3026 and stores separately from load addresses.
3027 (mips_classify_address): Replace uses of mips_symbolic_address_p
3028 with uses of mips_symbol_insns.
3029 (mips_address_insns): Update calls to mips_symbol_insns.
3030 (mips_const_insns): Likewise.
3031 (mips_legitimize_address): Likewise.
3033 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3035 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3036 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3037 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3038 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3039 non-call contexts if TARGET_MIPS16.
3040 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3041 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3042 code for SYMBOL_ABSOLUTE.
3043 (mips_symbol_insns): Likewise.
3045 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3047 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3048 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3049 (mips_symbolic_constant_p): Likewise. Update the call to
3050 mips_classify_symbol.
3051 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3052 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3053 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3054 (print_operand_reloc): Add a context argument. Update the call to
3055 mips_symbolic_constant_p.
3056 (print_operand): Update the calls to print_operand_reloc.
3057 (print_operand_address): Use print_operand_reloc rather than
3059 (mips_rewrite_small_data_p): Add a context argument. Update the call
3060 to mips_symbolic_constant_p.
3061 (mips_small_data_pattern_1): Make DATA the containing mem.
3062 Update the call to mips_rewrite_small_data_p.
3063 (mips_rewrite_small_data_1): Likewise.
3064 (mips_use_anchors_for_symbol_p): Update the call to
3065 mips_symbolic_constant_p.
3066 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3067 (splittable_symbolic_operand): Likewise.
3068 (move_operand): Likewise.
3069 (absolute_symbolic_operand): Likewise.
3070 (got_disp_operand): Likewise.
3071 (got_page_ofst_operand): Likewise.
3073 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3075 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3076 (SYMBOL_ABSOLUTE): ...this.
3077 (SYMBOL_SMALL_DATA): Rename to...
3078 (SYMBOL_GP_RELATIVE): ...this.
3079 (SYMBOL_CONSTANT_POOL): Rename to...
3080 (SYMBOL_PC_RELATIVE): ...this.
3081 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3082 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3083 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3084 after above changes.
3085 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3086 (general_symbolic_operand): Rename to...
3087 (absolute_symbolic_operand): ...this.
3088 * config/mips/mips.md: Update after above changes.
3090 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3091 Revital Eres <eres@il.ibm.com>
3093 * ddg.c (print_ddg): Add dump information.
3094 * modulo-sched.c (print_node_sched_params): Add parameter and
3096 (calculate_maxii): Remove function.
3097 (undo_generate_reg_moves): Likewise.
3098 (undo_permute_partial_schedule): Likewise.
3099 (kernel_number_of_cycles): Likewise.
3100 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3101 (sms_schedule): Use it. Remove profitability checks.
3102 (sms_schedule_by_order): Fix order of nodes within the cycle.
3104 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3106 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3107 -profile option, add pie support.
3108 (ENDFILE_SPEC): New spec.
3109 * config/gnu.h (LIB_SPEC): Add -profile option.
3111 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3113 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3114 * config/gnu.h (LIB_SPEC): Likewise.
3116 2007-08-07 Yaz Saito <saito@google.com>
3117 Ian Lance Taylor <iant@google.com>
3119 * common.opt (finstrument-functions-exclude-function-list): New
3121 (finstrument-functions-exclude-file-list): New option.
3122 * opts.c (char_p): Define and DEF_VEC.
3123 (flag_instrument_functions_exclude_functions): New static
3125 (flag_instrument_functions_exclude_files): New static variable.
3126 (add_instrument_functions_exclude_list): New static function.
3127 (flag_instrument_functions_exclude_p): New function.
3128 (common_handle_option): Handle new options.
3129 * flags.h (flag_instrument_functions_exclude_p): Declare.
3130 * gimplify.c (gimplify_function_tree): Call
3131 flag_instrument_functions_exclude_p.
3132 * doc/invoke.texi (Option Summary): Mention new options.
3133 (Code Gen Options): Document new options.
3135 2007-08-07 Ian Lance Taylor <iant@google.com>
3137 PR rtl-optimization/32776
3138 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3139 (resolve_use): Likewise.
3140 (decompose_multiword_subregs): Remove "changed" local variable.
3142 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3144 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3145 * configure: Regenerate.
3146 * config.in: Regenerate.
3147 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3150 2007-08-07 Ian Lance Taylor <iant@google.com>
3152 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3153 note, just delete the insn.
3155 2007-08-07 Andreas Schwab <schwab@suse.de>
3158 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3161 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3163 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3164 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3165 (decompose_multiword_subregs): Use the functions above to decompose
3166 multiword shifts and zero-extends.
3168 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3170 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3171 "assemble" descriptions which were swapped.
3173 2007-08-06 Chao-ying Fu <fu@mips.com>
3175 * fixed-value.h: New file.
3176 * fixed-value.c: New file.
3177 * Makefile.in (OBJS-common): Add fixed-value.o.
3178 (fixed-value.o): New rule.
3179 (GTFILES): Add fixed-value.h.
3180 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3181 to compare a.low and b.low.
3182 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3184 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3185 Daniel Jacobowitz <dan@codesourcery.com>
3188 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3190 (x86_64-*-netbsd*): Likewise.
3191 (x86_64-*-linux*): Likewise.
3192 (x86_64-*-kfreebsd*-gnu): Likewise.
3193 (x86_64-*-knetbsd*-gnu): Likewise.
3194 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3196 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3198 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3199 Add -fno-asynchronous-unwind-tables.
3201 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3202 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3203 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3204 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3205 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3207 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3209 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3210 (TARGET_C_MODE_FOR_SUFFIX): New.
3212 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3214 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3216 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3218 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3220 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3223 before checking function returns in conditional expressions.
3225 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3228 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3230 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3233 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3234 for INTEGRAL_TYPE_P.
3236 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3238 * configure.ac: Remove --enable-checking=df from default settings.
3239 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3240 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3241 if the parameter is true.
3242 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3243 DF_VERIFY_SCHEDULED flag is true.
3244 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3245 (df_finish_pass): Adjust prototype.
3246 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3249 * see.c (pass_see): Add TODO_df_verify.
3250 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3251 * global.c (rest_of_handle_global_alloc): Schedule verification
3253 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3255 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3256 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3257 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3259 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3260 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3261 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3263 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3264 Revital Eres <eres@il.ibm.com>
3266 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3268 * ddg.c (create_ddg_dependence): Rename to...
3269 (create_ddg_dep_from_intra_loop_link): This. Do not check
3270 for interloop edges. Do not create anti dependence edge when
3271 a true dependence edge exists in the opposite direction and
3272 -fmodulo-sched-allow-regmoves is set.
3273 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3274 (add_cross_iteration_register_deps): Create anti dependence edge
3275 when -fno-modulo-sched-allow-regmoves is set.
3276 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3278 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3280 * config/arm/arm.md (movsi): Add braces.
3282 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3285 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3286 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3289 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3291 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3292 state accessor functions.
3293 * cfgloopmanip.c (remove_path, create_preheaders,
3294 force_single_succ_latches, fix_loop_structure): Ditto.
3295 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3296 tree_duplicate_loop_to_header_edge): Ditto.
3297 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3298 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3300 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3301 cleanup_tree_cfg): Ditto.
3302 * tree-cfg.c (tree_merge_blocks): Ditto.
3303 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3304 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3305 loop_preheader_edge, single_exit): Ditto.
3306 (flow_loops_find): Do not clear loops->state.
3307 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3308 loops_state_clear): New functions.
3310 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3313 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3314 when adding to the base and convert ELT to sizetype instead of type.
3316 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3319 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3320 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3322 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3325 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3326 correct type the negate expression.
3328 2007-08-03 Jan Hubicka <jh@suse.cz>
3330 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3333 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3335 * config/rs6000/rs6000.c (struct processor_cost): Change
3336 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3337 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3339 (rios1_costs, rios2_cost): Correct cache line size.
3340 (rs6000_override_options): Set l2-cache-size parameter.
3342 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3343 Diego Novillo <dnovillo@google.com>
3346 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3347 if the range includes 0.
3349 2007-08-03 Ben Elliston <bje@au.ibm.com>
3351 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3352 mode to unspec expressions to silence a warning from the generator
3355 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3357 * config/ia64/constraints.md ("U"): Make constraint vector only.
3359 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3362 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3363 always_inline attribute on the function decl.
3365 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3368 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3369 if we are compiling with -fPIC.
3371 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3372 Nigel Stephens <nigel@mips.com>
3374 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3375 Define for MIPS32 and MIPS64.
3377 2007-08-02 Nick Clifton <nickc@redhat.com>
3379 * config/host-hpux.c: Change copyright header to refer to version
3380 3 of the GNU General Public License and to point readers at the
3381 COPYING3 file and the FSF's license web page.
3382 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3383 config/alpha/linux.h, config/alpha/alpha.opt,
3384 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3385 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3386 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3387 config/alpha/alpha.h, config/alpha/sync.md,
3388 config/alpha/openbsd.h, config/alpha/alpha.md,
3389 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3390 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3391 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3392 config/alpha/constraints.md, config/alpha/osf.h,
3393 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3394 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3395 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3396 config/frv/frv-asm.h, config/frv/frv-protos.h,
3397 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3398 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3399 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3400 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3401 config/s390/s390.opt, config/s390/s390-modes.def,
3402 config/s390/fixdfdi.h, config/s390/constraints.md,
3403 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3404 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3405 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3406 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3407 config/m32c/prologue.md, config/m32c/m32c.abi,
3408 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3409 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3410 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3411 config/m32c/jump.md, config/m32c/shift.md,
3412 config/m32c/m32c-protos.h, config/libgloss.h,
3413 config/spu/spu-protos.h, config/spu/predicates.md,
3414 config/spu/spu-builtins.h, config/spu/spu.c,
3415 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3416 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3417 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3418 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3419 config/sparc/hypersparc.md, config/sparc/predicates.md,
3420 config/sparc/linux.h, config/sparc/sp64-elf.h,
3421 config/sparc/supersparc.md, config/sparc/cypress.md,
3422 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3423 config/sparc/niagara.md, config/sparc/sparc.md,
3424 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3425 config/sparc/sparc.opt, config/sparc/sync.md,
3426 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3427 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3428 config/sparc/sparc.c, config/sparc/little-endian.opt,
3429 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3430 config/sparc/linux64.h, config/sparc/freebsd.h,
3431 config/sparc/sol2.h, config/sparc/rtemself.h,
3432 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3433 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3434 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3435 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3436 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3437 config/m32r/linux.h, config/m32r/constraints.md,
3438 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3439 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3440 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3441 config/i386/i386.md, config/i386/netware-crt0.c,
3442 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3443 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3444 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3445 config/i386/sol2.h, config/i386/constraints.md,
3446 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3447 config/i386/predicates.md, config/i386/geode.md,
3448 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3449 config/i386/freebsd64.h, config/i386/vxworksae.h,
3450 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3451 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3452 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3453 config/i386/netware.h, config/i386/i386-modes.def,
3454 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3455 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3456 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3457 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3458 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3459 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3460 config/i386/xm-mingw32.h, config/i386/linux64.h,
3461 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3462 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3463 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3464 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3465 config/i386/cygwin2.c, config/i386/i386-protos.h,
3466 config/i386/sync.md, config/i386/openbsd.h,
3467 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3468 config/i386/nto.h, config/i386/biarch64.h,
3469 config/i386/i386-coff.h, config/i386/freebsd.h,
3470 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3471 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3472 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3473 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3474 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3475 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3476 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3477 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3478 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3479 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3480 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3481 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3482 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3483 config/sh/superh64.h, config/sh/rtemself.h,
3484 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3485 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3486 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3487 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3488 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3489 config/avr/predicates.md, config/avr/constraints.md,
3490 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3491 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3492 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3493 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3494 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3495 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3496 config/c4x/predicates.md, config/c4x/c4x.h,
3497 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3498 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3499 config/xtensa/linux.h, config/xtensa/xtensa.h,
3500 config/xtensa/elf.h, config/xtensa/xtensa.md,
3501 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3502 config/xtensa/xtensa-protos.h, config/dbx.h,
3503 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3504 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3505 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3506 config/host-solaris.c, config/fr30/fr30.h,
3507 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3508 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3509 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3510 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3511 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3512 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3513 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3514 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3515 config/cris/predicates.md, config/cris/linux.h,
3516 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3517 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3518 config/cris/aout.opt, config/cris/cris-protos.h,
3519 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3520 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3521 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3522 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3523 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3524 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3525 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3526 config/chorus.h, config/mn10300/mn10300.c,
3527 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3528 config/mn10300/mn10300.h, config/mn10300/linux.h,
3529 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3530 config/mn10300/mn10300.md, config/ia64/predicates.md,
3531 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3532 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3533 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3534 config/ia64/freebsd.h, config/ia64/ia64.md,
3535 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3536 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3537 config/gofast.h, config/rtems.h, config/sol2-10.h,
3538 config/m68k/predicates.md, config/m68k/m68k.md,
3539 config/m68k/linux.h, config/m68k/m68k-modes.def,
3540 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3541 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3542 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3543 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3544 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3545 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3546 config/m68k/constraints.md, config/m68k/rtemself.h,
3547 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3548 config/m68k/uclinux.h, config/rs6000/power4.md,
3549 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3550 config/rs6000/linux.h, config/rs6000/eabi.h,
3551 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3552 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3553 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3554 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3555 config/rs6000/windiss.h, config/rs6000/603.md,
3556 config/rs6000/aix41.h, config/rs6000/cell.md,
3557 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3558 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3559 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3560 config/rs6000/default64.h, config/rs6000/7xx.md,
3561 config/rs6000/darwin.opt, config/rs6000/spe.md,
3562 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3563 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3564 config/rs6000/7450.md, config/rs6000/linux64.h,
3565 config/rs6000/constraints.md, config/rs6000/440.md,
3566 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3567 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3568 config/rs6000/rs6000.h, config/rs6000/power6.md,
3569 config/rs6000/predicates.md, config/rs6000/altivec.md,
3570 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3571 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3572 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3573 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3574 config/rs6000/linux64.opt, config/rs6000/sync.md,
3575 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3576 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3577 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3578 config/rs6000/eabispe.h, config/rs6000/e500.h,
3579 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3580 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3581 config/rs6000/aix.h, config/rs6000/vxworks.h,
3582 config/rs6000/40x.md, config/rs6000/aix51.h,
3583 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3584 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3585 config/arc/arc.h, config/mcore/mcore-elf.h,
3586 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3587 config/mcore/mcore.md, config/mcore/mcore.c,
3588 config/mcore/mcore.opt, config/mcore/mcore.h,
3589 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3590 config/score/predicates.md, config/score/score-version.h,
3591 config/score/score-protos.h, config/score/misc.md,
3592 config/score/elf.h, config/score/score.c, config/score/mac.md,
3593 config/score/score7.md, config/score/score.h,
3594 config/score/score-conv.h, config/score/score-mdaux.c,
3595 config/score/score.md, config/score/score.opt,
3596 config/score/score-modes.def, config/score/score-mdaux.h,
3597 config/score/mul-div.S, config/arm/uclinux-elf.h,
3598 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3599 config/arm/symbian.h, config/arm/linux-elf.h,
3600 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3601 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3602 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3603 config/arm/strongarm-pe.h, config/arm/arm.h,
3604 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3605 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3606 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3607 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3608 config/arm/arm-cores.def, config/arm/arm-protos.h,
3609 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3610 config/arm/wince-pe.h, config/arm/neon.md,
3611 config/arm/constraints.md, config/arm/neon.ml,
3612 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3613 config/arm/arm.opt, config/arm/arm926ejs.md,
3614 config/arm/predicates.md, config/arm/iwmmxt.md,
3615 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3616 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3617 config/arm/neon-testgen.ml, config/arm/arm.md,
3618 config/arm/xscale-coff.h, config/arm/pe.c,
3619 config/arm/arm-generic.md, config/arm/pe.h,
3620 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3621 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3622 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3623 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3624 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3625 config/pa/predicates.md, config/pa/pa64-hpux.h,
3626 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3627 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3628 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3629 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3630 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3631 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3632 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3633 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3634 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3635 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3636 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3637 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3638 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3639 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3640 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3641 config/mips/linux64.h, config/mips/elforion.h,
3642 config/mips/constraints.md, config/mips/generic.md,
3643 config/mips/predicates.md, config/mips/4300.md,
3644 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3645 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3646 config/mips/5k.md, config/mips/vr4120-div.S,
3647 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3648 config/mips/mips-protos.h, config/mips/6000.md,
3649 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3650 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3651 config/mips/mips-modes.def, config/mips/vr.h,
3652 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3653 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3654 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3655 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3656 config/vax/openbsd1.h, config/vax/netbsd.h,
3657 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3658 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3659 config/h8300/rtems.h, config/h8300/predicates.md,
3660 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3661 config/h8300/h8300.md, config/h8300/h8300.opt,
3662 config/h8300/coff.h, config/h8300/h8300-protos.h,
3663 config/v850/v850.md, config/v850/predicates.md,
3664 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3665 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3666 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3667 config/mmix/mmix.h, config/mmix/predicates.md,
3668 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3669 config/mmix/mmix.c, config/mmix/mmix.opt,
3670 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3671 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3672 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3673 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3676 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3678 * emit-rtl.c (reset_used_decls): Rename to...
3679 (set_used_decls): ...this. Set the used flag rather than clearing it.
3680 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3681 DECL_RTLs rather than resetting them.
3683 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3685 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3687 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3689 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3690 argument to find_reloads_address.
3692 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3694 PR tree-optimization/32919
3695 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3696 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3697 (coalesce_ssa_name): Call it.
3699 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3700 David Ung <davidu@mips.com>
3702 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3703 (__mips16_unorddf2, __mips16_floatunsidf): New.
3704 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3706 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3708 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3710 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3711 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3712 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3713 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3714 * omp-low.c (get_ws_args_for, determine_parallel_type,
3715 expand_omp_for_generic, expand_omp_for_static_nochunk,
3716 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3717 Work with more precise CFG.
3718 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3719 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3721 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3722 * gimple-low.c (lower_stmt): Ditto.
3723 * tree-inline.c (estimate_num_insns_1): Ditto.
3724 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3725 (OMP_SECTIONS_SWITCH): New.
3726 * tree-cfgcleanup.c (cleanup_omp_return): New.
3727 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3728 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3729 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3730 (tree_redirect_edge_and_branch): Handle omp constructs.
3732 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3733 with three arguments.
3735 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3737 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3740 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3742 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3743 the loop structures may need fixing.
3744 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3746 (cleanup_tree_cfg_loop): Removed.
3747 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3748 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3749 instead of running cleanup_tree_cfg_loop.
3750 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3751 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3752 (tree_predictive_commoning): Declaration changed.
3753 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3755 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3757 * doc/invoke.texi (l1-cache-size): Update documentation.
3758 (l2-cache-size): Document.
3759 * params.h (L2_CACHE_SIZE): New macro.
3760 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3761 that L1_CACHE_SIZE is in kB now.
3762 (L2_CACHE_SIZE_BYTES): New macro.
3763 (tree_ssa_prefetch_arrays): Show size in kB.
3764 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3765 and l2_cache_size fields.
3766 * config/i386/driver-i386.c (describe_cache): Detect cache size
3768 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3769 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3770 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3771 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3772 (override_options): Set l1-cache-size and l2-cache-size to default
3773 values if not specified otherwise.
3774 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3775 (PARAM_L2_CACHE_SIZE): New.
3777 2007-08-01 Nigel Stephens <nigel@mips.com>
3778 David Ung <davidu@mips.com>
3779 Thiemo Seufer <ths@mips.com>
3780 Chris Dearman <chris@mips.com>
3781 Richard Sandiford <richard@codesourcery.com>
3783 * config.gcc (mips*-sde-elf*): New stanza.
3784 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3785 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3786 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3787 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3788 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3789 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3791 * config/mips/sde.h: New file.
3792 * config/mips/t-libgcc-mips16: Likewise.
3793 * config/mips/t-sde: Likewise.
3794 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3795 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3796 _MIPS_FPSET and _MIPS_SZINT.
3797 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3798 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3799 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3800 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3801 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3802 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3803 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3804 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3805 _MIPS_SZPTR and _MIPS_FPSET.
3806 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3807 architecture is specified.
3808 (MIPS_32BIT_OPTION_SPEC): New macro.
3810 2007-07-31 Dan Hipschman <dsh@google.com>
3812 * gcc.c (end_going_arg): New function.
3813 (do_spec_2): Use it.
3814 (do_spec_1): Use it.
3816 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3818 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3819 only if ENABLE_CHECKING is defined.
3821 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3823 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3824 df_ru_add_problem, df_ru_get_bb_info): Removed.
3825 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3826 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3827 df_ru_free_bb_info, df_ru_alloc,
3828 df_ru_bb_local_compute_process_def,
3829 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3830 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3831 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3832 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3833 df_ru_add_problem): Removed.
3835 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3838 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3839 (casesi32p, casesi64p): Likewise.
3840 (casesi): Adjust for above.
3842 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3844 * mode-switching.c (create_pre_exit): Don't search past calls.
3846 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3848 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3850 2007-07-31 Revital Eres <eres@il.ibm.com>
3852 * ddg.c (add_deps_for_def): Rename to...
3853 (add_cross_iteration_register_deps): This. Change implementation
3854 to use only reaching def and def-use chains to construct the
3855 inter loop dependencies.
3856 (add_deps_for_use): Remove function.
3857 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3858 function to build the inter loop dependencies.
3859 * modulo-sched.c (sms_schedule): Build only
3860 reaching def and def-use chains for the propose of the ddg
3863 2007-07-31 Julian Brown <julian@codesourcery.com>
3865 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3866 New define_insns. Use correct RTL.
3867 (vec_set<mode>): Write as expander.
3869 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3871 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3872 to an unallocated space.
3874 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3877 (split_constant_offset): Enable split_constant_offset to extract
3878 constants from other statements.
3879 * tree-vect-transform.c
3880 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3881 to a temp var. Force base_offset to be simple.
3883 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3885 * df-scan.c (df_scan_verify): Remove artificial limit on
3886 the number of blocks for verification.
3887 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3888 df_simulate_defs): Avoid unnecessary insn checking for defs.
3890 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3892 * config/m68k/lb1sf68.asm (FUNC): New macro.
3894 (__udivsi3): Likewise.
3895 (__divsi3): Likewise.
3896 (__umodsi3): Likewise.
3897 (__modsi3): Likewise.
3898 (__subdf3): Likewise.
3899 (__adddf3): Likewise.
3900 (__muldf3): Likewise.
3901 (__divdf3): Likewise.
3902 (__negdf2): Likewise.
3903 (__cmpdf2): Likewise.
3904 (__subsf3): Likewise.
3905 (__addsf3): Likewise.
3906 (__mulsf3): Likewise.
3907 (__divsf3): Likewise.
3908 (__negsf2): Likewise.
3909 (__cmpsf2): Likewise.
3910 (__eqdf2): Likewise.
3911 (__nedf2): Likewise.
3912 (__gtdf2): Likewise.
3913 (__gedf2): Likewise.
3914 (__ltdf2): Likewise.
3915 (__ledf2): Likewise.
3916 (__eqsf2): Likewise.
3917 (__nesf2): Likewise.
3918 (__gtsf2): Likewise.
3919 (__gesf2): Likewise.
3920 (__ltsf2): Likewise.
3921 (__lesf2): Likewise.
3923 2007-07-30 Ollie Wild <aaw@google.com>
3925 * c-ppoutput.c (print_lines_directives_only): New function.
3926 (scan_translation_unit_directives_only): New function.
3927 (preprocess_file): Add call to scan_translation_unit_directives_only.
3928 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3929 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3930 -fdirectives-only. Add errors for -fdirectives-only conflict with
3931 -Wunused-macros and -traditional.
3932 (finish_options): Add builtin macro initialization for
3933 -fdirectives-only + -fpreprocessed.
3934 * c.opt (fdirectives-only): New.
3935 * doc/cppopts.texi (fdirectives-only): New.
3937 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3939 * alias.c (record_set, memory_modified_1): Constify.
3940 * bt-load.c (note_btr_set): Likewise.
3941 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3942 * combine.c (set_nonzero_bits_and_sign_copies,
3943 expand_field_assignment, record_dead_and_set_regs_1,
3944 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3945 likely_spilled_retval_1): Likewise.
3946 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3947 frv_io_handle_set): Likewise.
3948 * config/mips/mips.c (mips_sim_record_set,
3949 vr4130_true_reg_dependence_p_1): Likewise.
3950 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3951 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3952 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3953 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3954 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3955 * ddg.c (mark_mem_store): Likewise.
3956 * df-problems.c (df_urec_mark_reg_change): Likewise.
3957 * function.c (update_epilogue_consts): Likewise.
3958 * gcse.c (record_set_info, record_last_set_info,
3959 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3960 reg_clear_last_set): Likewise.
3961 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3963 * jump.c (reversed_comparison_code_parts): Likewise.
3964 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3965 reg_is_set): Likewise.
3966 * loop-iv.c (mark_altered): Likewise.
3967 * mode-switching.c (reg_becomes_live): Likewise.
3968 * optabs.c (no_conflict_move_test): Likewise.
3969 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3971 * postreload.c (reload_combine_note_store, move2add_note_store):
3973 * regmove.c (flags_set_1): Likewise.
3974 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3976 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3978 * resource.c (update_live_status): Likewise.
3979 * rtl.h (set_of, note_stores): Likewise.
3980 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3981 note_stores, parms_set): Likewise.
3982 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3983 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3985 * var-tracking.c (count_stores, add_stores): Likewise.
3987 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3989 * alias.c (mems_in_disjoint_alias_sets_p,
3990 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3991 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3992 write_dependence_p, mems_in_disjoint_alias_sets_p,
3993 read_dependence, true_dependence, canon_true_dependence,
3994 anti_dependence, output_dependence): Constify.
3995 * combine.c (extended_count): Likewise.
3996 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3997 * cselib.c (get_value_hash, references_value_p,
3998 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3999 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4000 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4001 * function.c (contains, prologue_epilogue_contains,
4002 sibcall_epilogue_contains): Likewise.
4003 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4004 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4005 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4006 reg_or_subregno): Likewise.
4007 * recog.c (asm_noperands): Likewise.
4008 * reload1.c (function_invariant_p): Likewise.
4009 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4010 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4011 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4012 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4013 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4014 extended_count, prologue_epilogue_contains,
4015 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4016 canon_true_dependence, read_dependence, anti_dependence,
4017 output_dependence): Likewise.
4018 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4020 2007-07-30 Julian Brown <julian@codesourcery.com>
4022 * config/arm/neon.md (V_ext): New mode attribute.
4023 (neon_vget_lane<mode>): Replace with define_expand.
4024 (neon_vget_lane<mode>_sext_internal)
4025 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4026 and quad precision vectors.
4027 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4028 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4029 have typeless 32-bit result.
4031 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4034 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4036 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4037 use sizetype for rest.
4038 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4039 (aff_combination_convert): Don't convert rest for pointer types.
4041 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4043 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4045 * tree-ssa-alias.c: Add alloc-pool.h.
4046 (init_alias_info): Free alias_bitmap_obstack.
4047 (delete_alias_info): Call delete_mem_ref_stats.
4048 (get_mem_sym_stats_for): Use alloc_pool.
4049 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4050 (delete_mem_sym_stats): Removed.
4052 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4054 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4055 functions cannot be represented as classical distance vectors.
4057 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4059 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4060 * builtins.c (validate_arg, builtin_mathfn_code,
4061 validate_arglist): Likewise.
4062 * calls.c (call_expr_flags): Likewise.
4063 * combine.c (reg_nonzero_bits_for_combine,
4064 reg_num_sign_bit_copies_for_combine, get_last_value,
4065 reg_truncated_to_mode): Likewise.
4066 * emit-rtl.c (subreg_lowpart_p): Likewise.
4067 * expr.c (highest_pow2_factor_for_target,
4068 categorize_ctor_elements_1, categorize_ctor_elements,
4069 count_type_elements, contains_packed_reference,
4070 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4071 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4072 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4073 native_encode_int, native_encode_real, native_encode_complex,
4074 native_encode_vector, native_encode_expr, native_interpret_int,
4075 native_interpret_real, native_interpret_complex,
4076 native_interpret_vector, native_interpret_expr): Likewise.
4077 * function.c (use_register_for_decl): Likewise.
4078 * gimplify.c (get_name): Likewise.
4079 * langhooks-def.h (lhd_return_null_const_tree): New.
4080 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4081 * langhooks.c (lhd_return_null_const_tree): New.
4082 * langhooks.h (lang_get_callee_fndecl): Constify.
4083 * output.h (constructor_static_from_elts_p): Likewise.
4084 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4085 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4086 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4087 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4088 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4089 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4090 * rtlhooks-def.h (reg_nonzero_bits_general,
4091 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4093 * rtlhooks.c (reg_num_sign_bit_copies_general,
4094 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4096 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4097 * stor-layout.c (mode_for_size_tree): Likewise.
4098 * tree-ssa-loop-im.c (memref_eq): Likewise.
4099 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4100 * tree.c (contains_placeholder_p, type_list_equal,
4101 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4103 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4104 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4105 contains_placeholder_p, contains_packed_reference,
4106 get_callee_fndecl, operand_equal_for_phi_arg_p,
4107 warn_if_unused_value, is_body_block, native_encode_expr,
4108 native_interpret_expr, fold_convertible_p, operand_equal_p,
4109 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4110 validate_arglist, simple_cst_equal, type_list_equal,
4111 use_register_for_decl, call_expr_flags, get_name,
4112 highest_pow2_factor): Likewise.
4113 (const_call_expr_arg_iterator_d,
4114 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4115 first_const_call_expr_arg, more_const_call_expr_args_p,
4116 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4117 * varasm.c (constructor_static_from_elts_p): Constify.
4119 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4121 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4122 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4123 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4124 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4125 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4126 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4127 spelling conventions.
4128 * doc/invoke.texi: Follow spelling conventions.
4130 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4131 Revital Eres <eres@il.ibm.com>
4133 * modulo-sched.c (sms_schedule): Avoid loops which includes
4134 auto-increment instructions.
4136 2007-07-28 Richard Guenther <rguenther@suse.de>
4139 * fold-const.c (fold_cond_expr_with_comparison): Convert
4140 operand zero of MIN/MAX_EXPR to correct type.
4142 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4144 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4145 flags_from_decl_or_type): Constify.
4146 * gcc.c (do_spec_1): Likewise.
4147 * print-tree.c (dump_addr, print_node_brief): Likewise.
4148 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4149 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4150 tree_purge_all_dead_eh_edges): Likewise.
4151 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4152 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4154 * tree.c (expr_location, expr_has_location, expr_locus,
4155 expr_filename, expr_lineno, get_inner_array_type,
4156 fields_compatible_p): Likewise.
4157 * tree.h (get_inner_array_type, fields_compatible_p,
4158 expr_location, expr_has_location, expr_locus, expr_filename,
4159 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4160 setjmp_call_p, alloca_call_p): Likewise.
4162 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4164 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4165 TV_FLOW_INSENSITIVE.
4167 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4169 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4170 (compute_flow_insensitive_aliasing): Ditto for
4171 TV_FLOW_INSENSITIVE.
4173 2007-07-27 Jan Hubicka <jh@suse.cz>
4175 * config/i386/i386.c (register_move_cost): Remove accidentally
4176 comitted #if 0 block.
4178 * attribs.c: Include hashtab.h
4179 (attribute_hash): New.
4180 (substring): New structure.
4181 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4183 (init_attributes): Initialize attribute hash.
4184 (decl_attributes): Use attribute hash.
4185 * Makefile.in (attribs.c): Depend on hashtab.h.
4187 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4189 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4191 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4193 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4194 __mips_dspr2 and __mips_dsp_rev macros.
4195 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4197 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4199 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4201 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4205 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4206 and the updating of the live and do_not_gen sets.
4207 (df_note_bb_compute): Added updating of live and do_not_gen sets
4208 for regular defs so that the case of clobber inside conditional
4209 call is processed correctly.
4211 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4213 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4214 operands with compatible type.
4216 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4218 * expr.h (store_bit_field): Don't return a value.
4219 * expmed.c (check_predicate_volatile_ok): New function.
4220 (store_bit_field_1): New function, extracted from store_bit_field.
4221 Take a fallback_p argument and return true if the operation succeeded.
4222 Only use store_fixed_bit_field if fallback_p. Don't recompute
4223 mode_for_extraction; use op_mode instead. Try forcing memories
4224 into registers if the insv expander fails.
4225 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4226 Don't return a value.
4227 (convert_extracted_bit_field): New function, extracted from
4229 (extract_bit_field_1): Likewise. Take a fallback_p argument
4230 and return NULL if the operation succeeded. Only use
4231 extract_fixed_bit_field if fallback_p. Only calculate one
4232 extraction mode. Combine code for extv and extzv. Try forcing
4233 memories into registers if the ext(z)v expander fails.
4234 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4236 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4238 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4240 (df_ref): Likewise. Put regno with other integer fields.
4242 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4244 * df.h (df_mw_hardreg): Remove "loc" field.
4245 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4247 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4248 split out from df_set_unused_notes_for_mw. Return false for
4249 partial references. Assert that mw_reg is a REG when returning true.
4250 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4251 (df_whole_mw_reg_dead_p): New function, split out from
4252 df_set_dead_notes_for_mw. Return false for partial references.
4253 Assert that mw_reg is a REG when returning true.
4254 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4255 Remove redundant bitmap check.
4257 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4259 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4260 ($(T)crtend.o): Likwise.
4261 ($(T)crtbeginS.o): Likwise.
4262 ($(T)crtendS.o): Likwise.
4263 ($(T)crtfastmath.o): Likwise.
4265 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4267 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4268 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4269 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4270 and x_n_bbs_in_dom_tree fields.
4272 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4274 PR tree-optimization/32087
4275 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4276 Do not call scale_bbs_frequencies_int with prob of zero.
4278 2007-07-26 Julian Brown <julian@codesourcery.com>
4280 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4281 (neon_element_bits): Add prototypes.
4282 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4283 (neon_const_bounds, neon_element_bits): New functions.
4284 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4285 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4286 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4287 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4288 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4289 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4290 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4291 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4292 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4293 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4294 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4295 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4296 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4298 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4300 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4301 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4303 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4304 Julian Brown <julian@codesourcery.com>
4306 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4307 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4308 * config/arm/cortex-a8.md: New.
4309 * config/arm/cortex-a8-neon.md: New.
4310 * config/arm/neon-schedgen.ml: New.
4311 * config/arm/neon.md (vqh_mnem): New.
4313 (Is_float_mode): New.
4314 (Scalar_mul_8_16): New.
4316 (V_mode_nunits): New.
4317 (All instruction patterns): Annotate with neon_type attribute
4319 * config/arm/arm.md: Include cortex-a8.md.
4320 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4322 Annotate instruction patterns accordingly.
4323 (generic_sched): Do not use generic scheduling for Cortex-A8.
4324 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4326 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4328 * fold-const.c (fold_read_from_constant_string): Use
4330 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4332 2007-07-26 Nick Clifton <nickc@redhat.com>
4334 * tree-ssa-operands.h: Change copyright header to refer to version
4335 3 of the GNU General Public License and to point readers at the
4336 COPYING3 file and the FSF's license web page.
4337 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4338 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4339 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4340 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4341 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4342 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4343 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4344 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4345 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4346 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4347 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4348 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4349 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4350 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4351 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4352 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4353 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4354 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4355 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4356 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4357 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4358 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4359 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4360 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4361 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4362 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4363 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4364 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4365 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4366 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4367 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4368 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4369 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4370 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4371 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4372 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4373 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4374 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4375 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4376 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4377 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4378 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4379 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4380 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4381 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4382 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4383 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4384 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4385 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4386 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4387 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4388 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4389 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4390 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4391 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4392 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4393 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4394 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4395 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4396 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4397 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4398 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4399 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4400 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4401 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4402 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4403 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4404 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4405 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4406 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4407 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4408 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4409 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4410 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4411 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4412 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4413 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4414 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4415 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4416 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4417 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4418 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4419 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4420 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4421 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4422 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4423 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4424 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4425 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4426 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4427 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4428 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4429 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4430 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4431 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4432 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4433 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4434 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4435 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4436 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4437 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4438 convert.c, convert.h, langhooks-def.h, reload1.c,
4439 tree-ssa-operands.c: Likewise.
4441 2007-07-26 Jan Hubicka <jh@suse.cz>
4443 * tree-ssa-live.c: Include debug.h and flags.h.
4444 (mark_scope_block_unused): New function.
4445 (remove_unused_scope_block_p): New function.
4446 (remove_unused_locals): Remove unused blocks too.
4448 2007-07-25 Ian Lance Taylor <iant@google.com>
4450 * combine.c (combine_max_regno): Remove. Remove all uses.
4451 (struct reg_stat_struct): Rename from struct reg_stat.
4452 (reg_stat_type): Define, and declare VECs.
4453 (reg_stat): Change from pointer to VEC. Change all uses.
4454 (combine_split_insns): New static function.
4455 (try_combine, find_split_point): Call it instead of split_insns.
4457 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4459 * cfghooks.c (split_block): Fix the information about loop latch.
4461 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4463 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4465 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4467 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4468 Scan the new edge for loop exit info.
4470 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4472 * config/darwin.c: Include debug.h.
4474 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4477 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4479 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4481 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4482 (HARD_REGNO_MODE_OK): Ditto.
4483 (MODES_TIEABLE_P): Ditto.
4484 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4485 (CLASS_MAX_NREGS): Ditto.
4486 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4487 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4488 (divdf3_internal_thr): Removed.
4489 * config/ia64/div.md: New file.
4490 * config/ia64/constraints.md: Add H constraint.
4492 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4494 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4495 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4496 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4497 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4498 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4499 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4500 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4501 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4502 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4503 dump_sbitmap_file, debug_sbitmap, popcount_table,
4504 sbitmap_popcount): Constify.
4505 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4506 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4507 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4508 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4509 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4510 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4511 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4512 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4513 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4514 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4515 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4517 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4519 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4520 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4521 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4522 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4523 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4524 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4525 bitmap_intersect_p, bitmap_intersect_compl_p,
4526 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4527 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4529 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4530 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4531 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4532 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4533 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4534 debug_bitmap, debug_bitmap_file, bitmap_print,
4535 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4536 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4538 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4540 * config/darwin.c (darwin_override_options): Additional fix for
4541 debug info formats that don't support var tracking.
4543 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * cselib.c (entry_and_rtx_equal_p): Constify.
4546 * gengtype.c (output_mangled_typename, write_types, write_local):
4548 * gengtype.h (const_type_p): New.
4549 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4551 * tlink.c (scan_linker_output): De-constify.
4552 * tree-ssa-loop-im.c (memref_eq): Constify.
4553 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4554 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4556 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4558 * c-common.c (fname_as_string, c_type_hash): Constify.
4559 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4560 * cgraph.c (edge_hash, edge_eq): Likewise.
4561 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4562 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4563 reg_attrs_htab_eq): Likewise.
4564 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4566 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4567 const_decl_t, const_state_t, const_automata_list_el_t): New.
4568 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4569 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4570 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4571 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4572 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4573 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4574 compare_max_occ_cycle_nums, out_state_arcs_num,
4575 compare_transition_els_num, units_cmp, state_reservs_cmp):
4577 * genmodes.c (cmp_modes): Likewise.
4578 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4579 * gimplify.c (compare_case_labels): Likewise.
4580 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4581 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4582 * matrix-reorg.c (mtt_info_hash): Likewise.
4583 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4584 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4585 (htab_hash_bucket, htab_hash_elem): Constify.
4586 * tree-browser.c (TB_parent_eq): Likewise.
4587 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4588 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4589 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4590 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4592 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4593 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4594 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4595 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4596 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4598 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4599 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4600 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4601 * tree-ssa-threadupdate.c (redirection_data_hash,
4602 redirection_data_eq): Likewise.
4603 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4604 * tree-ssa.c (var_ann_eq): Likewise.
4605 * tree-vrp.c (compare_case_labels): Likewise.
4606 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4607 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4608 tree_not_check_failed, tree_class_check_failed,
4609 tree_range_check_failed, tree_not_class_check_failed,
4610 omp_clause_check_failed, omp_clause_range_check_failed,
4611 tree_contains_struct_check_failed, tree_operand_check_failed):
4613 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4614 tree_not_check_failed, tree_class_check_failed,
4615 tree_range_check_failed, tree_not_class_check_failed,
4616 tree_operand_check_failed, omp_clause_operand_check_failed,
4617 tree_operand_length): Likewise.
4618 * var-tracking.c (const_variable): New.
4619 (variable_htab_hash, variable_htab_eq): Constify.
4620 * varasm.c (const_desc_hash): Likewise.
4622 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4624 * expr.c (handled_component_p): Constify.
4625 * fold-const.c (fit_double_type): Likewise.
4626 * real.h (real_value_from_int_cst): Likewise.
4627 * tree-flow-inline.h (gimple_in_ssa_p,
4628 gimple_aliases_computed_p, gimple_addressable_vars,
4629 gimple_call_clobbered_vars, gimple_referenced_vars,
4630 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4631 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4632 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4633 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4634 is_label_stmt, is_global_var, phi_ssa_name_p,
4635 factoring_name_p, is_call_clobbered, tree_common_ann,
4636 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4637 unmodifiable_var_p, array_ref_contains_indirect_ref,
4638 ref_contains_array_ref, lookup_subvars_for_var,
4639 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4640 gimple_mem_ref_stats): Likewise.
4641 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4642 may_aliases, is_exec_stmt, is_label_stmt,
4643 ref_contains_array_ref, array_ref_contains_indirect_ref,
4644 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4645 unmodifiable_var_p): Likewise.
4646 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4647 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4648 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4649 cst_and_fits_in_hwi, real_value_from_int_cst,
4650 build_real_from_int_cst, integer_zerop, integer_onep,
4651 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4652 tree_floor_log2, real_zerop, real_onep, real_twop,
4653 real_minus_onep, really_constant_p, purpose_member, chain_member,
4654 list_length, fields_length, int_size_in_bytes, bit_position,
4655 int_bit_position, byte_position, int_byte_position, expr_align,
4656 array_type_nelts, tree_node_structure,
4657 type_contains_placeholder_1, iterative_hash_pointer,
4658 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4659 tree_map_base_eq, type_hash_list, type_hash_eq,
4660 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4661 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4662 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4663 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4664 int_fits_type_p, get_containing_scope, decl_function_context,
4665 decl_type_context, omp_clause_operand_check_failed,
4666 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4667 * tree.h (omp_clause_operand_check_failed, tree_size,
4668 build_real_from_int_cst, array_type_nelts, purpose_member,
4669 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4670 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4671 is_attribute_p, check_qualified_type, expr_align,
4672 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4673 int_byte_position, list_length, fields_length, initializer_zerop,
4674 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4675 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4676 tree_node_structure, handled_component_p, get_containing_scope,
4677 decl_function_context, decl_type_context, real_zerop,
4678 type_num_arguments, fit_double_type, really_constant_p,
4679 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4680 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4681 real_twop, real_minus_onep, int_cst_value): Likewise.
4683 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4685 * cfglayout.c (insn_scope, insn_line): Constify.
4686 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4687 const_double_htab_hash, const_double_htab_eq,
4688 mem_attrs_htab_hash): Likewise.
4689 * loop-iv.c (biv_eq): Likewise.
4690 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4691 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4692 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4694 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4695 error_for_asm, warning_for_asm, _fatal_insn,
4696 _fatal_insn_not_found): Likewise.
4697 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4698 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4699 rtl_check_failed_type2, rtl_check_failed_code1,
4700 rtl_check_failed_code2, rtl_check_failed_code_mode,
4701 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4702 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4703 rtl_check_failed_type2, rtl_check_failed_code1,
4704 rtl_check_failed_code2, rtl_check_failed_code_mode,
4705 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4706 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4707 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4708 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4709 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4710 rtx_unstable_p, get_integer_term, get_related_value,
4711 offset_within_block_p, reg_mentioned_p, count_occurrences,
4712 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4713 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4714 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4715 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4716 find_constant_src, find_reg_fusage, find_regno_fusage,
4717 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4718 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4719 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4720 computed_jump_p, auto_inc_p, in_expr_list_p,
4721 remove_node_from_expr_list, loc_mentioned_in_p,
4722 label_is_jump_target_p, reversed_comparison_code_parts,
4723 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4724 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4725 print_inline_rtx): Likewise.
4726 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4727 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4728 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4729 get_integer_term, get_related_value, offset_within_block_p,
4730 count_occurrences, reg_mentioned_p, no_labels_between_p,
4731 reg_used_between_p, reg_referenced_p, single_set_2,
4732 multiple_sets, set_noop_p, refers_to_regno_p,
4733 reg_overlap_mentioned_p, dead_or_set_p,
4734 covers_regno_no_parallel_p, covers_regno_p,
4735 dead_or_set_regno_p, find_reg_note, find_regno_note,
4736 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4737 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4738 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4739 side_effects_p, may_trap_p_1, may_trap_p,
4740 may_trap_after_code_motion_p, may_trap_or_fault_p,
4741 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4742 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4743 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4744 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4745 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4747 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4748 warning_for_asm): Likewise.
4749 * tree.h (print_rtl): Likewise.
4750 * varasm.c (get_pool_mode): Likewise.
4752 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4754 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4755 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4756 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4757 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4758 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4759 * ddg.c (compare_sccs): Likewise.
4760 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4761 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4762 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4763 decimal_do_fix_trunc, decimal_real_to_integer,
4764 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4765 * dse.c (const_group_info_t): New.
4766 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4767 * dwarf2out.c (const_dw_die_ref): New.
4768 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4769 * tree-browser.c (TB_parent_eq): Likewise.
4770 * unwind-dw2-fde.c (__register_frame_info_bases,
4771 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4772 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4774 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4775 * unwind-dw2.c (uw_frame_state_for): Likewise.
4776 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4777 * value-prof.h (const_histogram_value): New.
4779 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4781 * config/mips/mips.c (machine_function): Add
4782 initialized_mips16_gp_pseudo_p.
4783 (mips16_gp_pseudo_reg): Do not emit the initialization of
4784 mips16_gp_pseudo_rtx when being called from the gimple cost-
4785 calculation routines; emit it on the first use outside those
4788 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4790 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4793 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4794 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4795 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4796 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4797 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4798 Preserve const-ness of parameters through use of __typeof(),
4799 also constify and tidy.
4801 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4802 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4803 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4804 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4805 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4806 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4807 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4808 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4809 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4811 2007-07-25 Julian Brown <julian@codesourcery.com>
4812 Mark Shinwell <shinwell@codesourcery.com>
4814 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4815 (alpha_mangle_type): This.
4816 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4817 (TARGET_MANGLE_TYPE): Define this instead.
4818 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4819 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4820 (arm_init_neon_builtins): Fix comment.
4821 (arm_mangle_map_entry): New.
4822 (arm_mangle_map): New.
4823 (arm_mangle_type): New.
4824 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4825 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4826 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4827 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4828 (TARGET_MANGLE_TYPE): Define this instead.
4829 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4830 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4831 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4832 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4833 (TARGET_MANGLE_TYPE): Define this instead.
4834 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4836 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4837 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4838 (TARGET_MANGLE_TYPE): Define this instead.
4839 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4840 (s390_mangle_type): This.
4841 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4842 (TARGET_MANGLE_TYPE): Define this instead.
4843 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4844 (sparc_mangle_type): This.
4845 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4846 (TARGET_MANGLE_TYPE): Define this instead.
4847 * cp/mangle.c (write_type): Call mangle_type target hook on all
4848 types before mangling. Use original type, not main variant, as
4850 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4851 (TARGET_MANGLE_TYPE): This.
4852 * target.h (gcc_target): Rename mangle_fundamental_type to
4854 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4855 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4857 2007-07-25 Julian Brown <julian@codesourcery.com>
4858 Paul Brook <paul@codesourcery.com>
4859 Joseph Myers <joseph@codesourcery.com>
4860 Mark Shinwell <shinwell@codesourcery.com>
4862 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4863 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4864 (with_fpu): Allow --with-fpu=neon.
4865 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4866 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4867 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4868 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4869 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4870 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4871 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4872 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4873 (output_move_neon): Add prototypes.
4874 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4875 (all_fpus): Add FPUTYPE_NEON.
4876 (fp_model_for_fpu): Add NEON field.
4877 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4878 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4880 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4882 (thumb2_legitimate_address_p): Likewise.
4883 (neon_valid_immediate): Recognize and prepare constants suitable for
4885 (neon_immediate_valid_for_move): New function. Recognize and prepare
4886 immediates for NEON move instructions.
4887 (neon_immediate_valid_for_logic): New function. Recognize and
4888 prepare immediates for NEON logic instructions.
4889 (neon_output_logic_immediate): New function. Create asm string
4890 suitable for outputting immediate logic instructions.
4891 (neon_pairwise_reduce): New function. Implement reduction using
4892 pairwise operations.
4893 (neon_expand_vector_init): New function. Expand a (possibly
4894 non-constant) vector initialization.
4895 (neon_vector_mem_operand): New function. Memory operands supported
4896 for quad-word loads/stores to/from ARM or NEON registers. Don't
4897 allow base+offset addressing for core regs.
4898 (neon_struct_mem_operand): New function. Valid mems for NEON
4900 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4901 from neon_vector_mem_operand addresses without a secondary register.
4902 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4903 (add_minipool_backward_ref): Likewise.
4904 (dump_minipool): Likewise.
4905 (push_minipool_fix): Likewise.
4906 (output_move_quad): New function. Output quad-word moves, loads and
4907 stores using ARM registers.
4908 (output_move_vfp): Add support for vectors in VFP (NEON) D
4910 (output_move_neon): Output a NEON load/store to/from a quadword
4912 (arm_print_operand): Implement new codes:
4913 - 'c' for unadorned integers (without a # sign).
4914 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4916 - 'e', 'f' for the low and high D parts of a NEON Q register.
4917 - 'q' outputs a NEON Q register.
4918 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4919 - 'T' prints NEON opcode features from a coded bitmask.
4920 - 'F' is similar to T, but signed/unsigned codes both print as
4922 - 't' is similar to T, but 'u' is printed instead of 'p'.
4923 - 'O' prints 'r' if NEON instruction should perform rounding (as
4924 specified by bitmask), else prints nothing.
4925 - '#' is a punctuation character to stop operand numbers from
4926 running together with following digits in the assembler
4927 strings for instructions (when using mode attributes).
4928 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4929 constant vectors in big-endian mode, where necessary.
4930 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4931 Handle EI, OI, CI, XI modes.
4932 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4933 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4934 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4935 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4936 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4938 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4939 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4940 to turn v8qi, etc. into bits defined above.
4941 (neon_itype): New enumeration. Classifications of NEON builtins.
4942 (neon_builtin_datum): Define struct. Contains information about
4943 a single builtin (with multiple modes).
4944 (CF): Define helper macro for...
4945 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4947 (neon_builtin_data): New array. Define information about builtins
4948 for use during initialization/expansion.
4949 (arm_init_neon_builtins): New function.
4950 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4952 (neon_builtin_compare): New function.
4953 (locate_neon_builtin_icode): New function. Find an insn code for a
4954 builtin given a function code for that builtin. Also return type of
4955 builtin (NEON_BINOP, NEON_UNOP etc.).
4956 (builtin_arg): New enumeration. Types of arguments for builtins.
4957 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4958 Takes a variable argument list of builtin_arg types, terminated by
4960 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4961 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4962 (neon_emit_pair_result_insn): New function. Support returning pairs
4963 of vectors via a pointer.
4964 (neon_disambiguate_copy): New function. Set up operands for a
4965 multi-word copy such that registers do not get clobbered.
4966 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4967 ARM_BUILTIN_NEON_BASE.
4968 (arm_file_start): Set float-abi attribute for NEON.
4969 (arm_vector_mode_supported_p): Enable NEON vector modes.
4970 (arm_mangle_map_entry): New.
4971 (arm_mangle_map): New.
4972 (arm_mangle_vector_type): New.
4973 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4975 (TARGET_NEON): New macro. Target supports NEON.
4976 (fputype): Add FPUTYPE_NEON.
4977 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4978 for vectorization based on command-line arg.
4979 (NEON_REGNO_OK_FOR_NREGS): Define.
4980 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4981 (VALID_NEON_STRUCT_MODE): Define.
4982 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4983 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4984 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4985 (consttable_16): Add pattern for outputting 16-byte minipool
4987 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4989 (vec-common.md, neon.md): Include md files.
4990 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4991 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4992 (memory_constraint "Ut", "Un", "Us"): Define.
4993 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4994 (MMX_char): New mode attribute.
4995 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4996 (*add<mode>3_iwmmxt): New insn pattern.
4997 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4998 (*sub<mode>3_iwmmxt): New insn pattern.
4999 (mulv4hi3): Rename to...
5000 (*mulv4hi3_iwmmxt): This.
5001 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5002 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5003 (uminv4hi3, uminv2si3): Remove. Replace with...
5004 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5005 (*umin<mode>3_iwmmxt): These.
5006 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5007 (ashr<mode>3_iwmmxt): This new pattern.
5008 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5009 (lshr<mode>3_iwmmxt): This new pattern.
5010 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5011 (ashl<mode>3_iwmmxt): This new pattern.
5012 * config/arm/neon-docgen.ml: New file. Generate documentation for
5014 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5015 * config/arm/arm_neon.h: New (autogenerated).
5016 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5018 * config/arm/neon.md: New file. Define NEON instructions.
5019 * config/arm/neon.ml: New file. Abstract description of NEON
5020 instructions, used to generate arm_neon.h header, documentation and
5022 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5023 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5025 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5027 (ARM NEON Intrinsics): New subsection.
5028 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5030 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5032 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5035 2007-07-24 Jan Hubicka <jh@suse.cz>
5037 * regclass.c (move_table): New type.
5038 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5039 (init_move_cost): Break out from ...
5040 (init_reg_sets_1): ... here; simplify computation of
5041 have_regs-of_mode and contains_reg_of_mode.
5042 (record_reg_classes): Unswitch internal loops.
5043 (copy_cost): Trigger lazy initialization of move cost
5044 (record_address_regs): Likewise.
5046 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5048 * config/darwin.c (darwin_override_options): Don't force on
5049 flag_var_tracking_uninit when no debug info is requested.
5051 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5053 * cfgloop.c (init_loops_structure): New function.
5054 (flow_loops_find): Create root of the loop tree unconditionally.
5056 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5058 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5060 2007-07-24 Jan Hubicka <jh@suse.cz>
5062 * caller-save.c: Include ggc.h, gt-caller-save.h
5063 (reg_save_code, reg_restore_code): Rename to ...
5064 (cached_reg_save_code, cached_reg_restore_code): ... those.
5065 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5066 (reg_save_code, reg_restore_code): New functions.
5067 (init_caller_save): Do not intialize
5068 reg_save_code/reg_restore_code tables.
5069 * Makefile.in: (gt-caller-save.h): New.
5071 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5073 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5074 with the mode of the original operand instead of
5077 2007-07-23 Jan Hubicka <jH@suse.cz>
5079 * i386.c (ix86_secondary_memory_needed): Break out to...
5080 (inline_secondary_memory_needed): ... here.
5081 (ix86_memory_move_cost): Break out to ...
5082 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5083 maximum of input and output; fix handling of Q_REGS on 64bit.
5084 (ix86_secondary_memory_needed): Microoptimize.
5086 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5088 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5089 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5090 stmts_from_loop, known_dependences_p, build_rdg): New.
5091 * tree-data-ref.h: Depends on graphds.h.
5092 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5093 (build_rdg): Declared.
5094 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5096 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5098 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5101 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5102 Jakub Jelinek <jakub@redhat.com>
5104 PR middle-end/PR28690
5105 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5107 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5108 and MEM_POINTER operands over REG and MEM operands.
5109 (swap_commutative_operands_p): Change return value to bool.
5110 * rtl.h: Update the corresponding prototype.
5111 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5112 instead of gen_rtx_PLUS.
5113 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5114 value to bool. Change function arguments to rtx's and update code
5116 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5117 calls to match the new declaration.
5118 * simplify-rtx.c (simplify_associative_operation): Don't
5119 reorder simplify_binary_operation arguments.
5121 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5123 * config/mips/mips.c (override_options): Use mips_costs to derive
5124 the default branch cost.
5125 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5127 * config/mips/mips.opt (mbranch-cost=): New option.
5128 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5130 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5132 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5133 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5134 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5135 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5137 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5139 * config/mips/constraints.md (ks): New constraint.
5140 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5141 (*add<mode>3_mips16): ...here.
5143 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5145 * optabs.h (enum optab_index): Add new OTI_signbit.
5146 (signbit_optab): Define corresponding macro.
5147 (enum insn_code signbit_optab[]): Remove array.
5148 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5149 (expand_copysign_absneg): If back end provides signbit insn, use it
5150 instead of bit operations on floating point argument.
5151 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5152 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5153 for availability of signbit insn.
5155 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5156 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5157 SSE mode is not active.
5158 (isinf<mode>2): Disable for mfpmath=sse,387.
5160 2007-07-22 Ben Elliston <bje@au.ibm.com>
5162 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5164 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5166 2007-07-20 Richard Guenther <rguenther@suse.de>
5168 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5169 integral typed condition.
5170 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5171 booleanness. Only preserve conversions from a non-base
5172 type to a base type, not in general between types with
5173 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5174 * tree.def (COND_EXPR): Document that the condition
5175 can be of any integral type.
5177 2007-07-20 Nigel Stephens <nigel@mips.com>
5178 Richard Sandiford <richard@codesourcery.com>
5180 * config/mips/mips.h (mips_dwarf_regno): Declare.
5181 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5182 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5183 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5184 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5185 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5186 (REG_CLASS_NAMES): Update accordingly.
5187 * config/mips/mips.c (mips_dwarf_regno): New array.
5188 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5189 (mips_subword): Remove special handling for accumulator registers.
5190 (override_options): Initiailize mips_dwarf_regno. Remove use
5192 (mips_swap_registers): New function.
5193 (mips_conditional_register_usage): Swap accumulator registers
5194 around if TARGET_LITTLE_ENDIAN.
5195 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5196 * config/mips/constraints.md (h, l): Use the endianness to choose
5197 between MD0_REG and MD1_REG.
5198 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5199 alternative-dependent template.
5201 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5203 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5206 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5208 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5209 predecessor fallthru flags.
5211 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5213 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5214 of compare to the same type.
5215 * cfgloopmanip.c (add_loop): Update information about loop exits.
5216 (loop_version): Remove the innermost loop requirement.
5217 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5218 to sizetype for pointers.
5220 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5222 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5223 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5224 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5226 * config/dfp-bit.c: Empty for TFmode conversions.
5228 2007-07-18 Caroline Tice <ctice@apple.com>
5230 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5231 and handle them correctly; check that src is not NULL before
5233 (find_src_set_src): Likewise.
5235 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5237 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5238 (struct alignment_context, init_alignment_context): New.
5239 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5240 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5241 (XCHAL_HAVE_S32C1I): Likewise.
5242 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5243 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5244 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5245 (ATOMIC, HQI): New macros.
5246 (memory_barrier, *memory_barrier): New.
5247 (sync_lock_releasesi): New.
5248 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5249 (sync_lock_test_and_set<mode>): New.
5250 (sync_<atomic><mode>): New.
5251 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5252 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5253 (xtensa_expand_atomic): New.
5255 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5259 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5260 transformation for builtin ISNORMAL.
5261 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5262 * builtins.def (BUILT_IN_ISNORMAL): New.
5263 * doc/extend.texi: Document isnormal.
5265 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5269 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5270 optabs infrastructure. Provide generic implementation for
5272 (expand_builtin): Handle FINITE/ISFINITE.
5273 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5274 (fold_builtin_1): Likewise.
5276 * builtins.def (BUILT_IN_ISFINITE): New.
5278 * doc/extend.texi: Document isfinite.
5280 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5285 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5286 generic fallback for isinf.
5287 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5288 calculation code ...
5289 * real.c (get_max_float): ... to here.
5290 * real.h (get_max_float): New.
5292 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5296 * builtin-attrs.def (ATTR_TYPEGENERIC,
5297 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5299 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5300 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5301 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5302 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5304 * c-common.c (handle_type_generic_attribute): New.
5305 (c_common_attribute_table): Add "type generic".
5307 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5309 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5311 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5312 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5315 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5318 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5319 checking that the operand is an expression.
5321 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5322 Danny Smith <dannysmith@users.sourceforge.net>
5325 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5326 file mapping object in local namespace if Windows version later
5329 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5331 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5332 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5333 arm_cannot_force_const_mem.
5334 (arm_cannot_force_const_mem): New function.
5335 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5336 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5337 of arm_tls_referenced_p.
5338 * config/arm/arm.md (movsi): Split out-of-section constants when
5339 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5340 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5342 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5344 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5346 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5348 * config/mips/mips.md (*extendqihi2): Convert the destination
5351 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5353 * config/pa/fptr.c: Update license header.
5354 * config/pa/milli64.S: Likewise.
5356 2007-07-17 Nick Clifton <nickc@redhat.com>
5358 * COPYING_v3: New file. Contains version 3 of the GNU General
5360 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5361 Lesser General Public License.
5362 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5363 the GNU General Public License.
5365 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5367 PR rtl-optimization/32773
5368 * cfglayout.c (force_one_exit_fallthru): New function.
5369 (cfg_layout_finalize): Use it.
5371 2007-07-16 Richard Guenther <rguenther@suse.de>
5372 Uros Bizjak <ubizjak@gmail.com>
5374 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5375 before forcing it to gimple operand.
5377 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5378 David Ung <davidu@mips.com>
5380 * config/mips/mips.h (TUNE_24K): Define.
5381 (TUNE_MACC_CHAINS): Add TUNE_24K.
5382 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5384 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5385 (r74k_int_madd): .. this new reservation.
5386 (define_bypass): Fixed bypasses for r74k_int_madd to use
5388 * config/mips/24k.md (define_bypass): Define new
5389 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5391 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5392 Nigel Stephens <nigel@mips.com>
5394 * config/mips/mips.md: Include 20kc.md.
5395 * config/mips/20kc.md: New file.
5396 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5397 (mips_adjust_cost): Tweak for 20Kc.
5398 (mips_issue_rate): Likewise.
5399 * config/mips/mips.h (TUNE_20KC): Define.
5401 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5403 * config/rs6000/rs6000.c (struct processor_cost): Add
5404 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5406 (*_cost): Add cache information.
5407 (rs6000_override_options): Set cache parameters.
5409 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5412 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5413 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5415 2007-07-16 Paul Brook <paul@codesourcery.com>
5418 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5419 (cirrus_thumb2_movsi_insn): Ditto.
5421 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5423 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5426 2007-07-15 Andrew Haley <aph@redhat.com>
5428 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5429 before looking in the context.
5431 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5435 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5436 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5437 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5438 (pa_output_function_prologue): Use rp_saved and
5439 current_function_is_leaf to generate .CALLINFO statement.
5440 (hppa_expand_prologue): Set rp_saved.
5441 (hppa_expand_epilogue): Use rp_saved.
5442 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5443 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5445 2007-07-14 Dirk Mueller <dmueller@suse.de>
5447 * omega.c (coalesce): Fix memory leak on early exit.
5448 * matrix-reorg.c (check_allocation_function): Likewise.
5449 * tree-vect-transform.c (vect_get_new_vect_var): free result
5451 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5452 pass pointer to edge vector
5453 (partition_hot_cold_basic_blocks): Fix memory leak.
5454 * collect2.c (prefix_from_string): Free temporary storage.
5455 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5457 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5459 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5460 (DO_GLOBAL_DTORS_BODY): Likewise.
5462 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5463 Nigel Stephens <nigel@mips.com>
5465 * config/mips/mips.c (mips_classify_symbol): Don't return
5466 SYMBOL_SMALL_DATA for constant pool addresses if
5467 TARGET_EMBEDDED_DATA is true.
5469 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5472 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5473 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5474 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5475 __builtin_ia32_storehps, __builtin_ia32_storelps,
5476 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5477 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5478 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5479 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5480 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5481 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5482 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5483 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5484 using def_builtin_const.
5486 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5488 PR tree-optimization/32705
5489 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5490 (simplify_binary_expression): Use SSA_VAL consistently.
5492 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5494 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5495 (SPEFSCR_REGNO): Delete definition.
5496 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5497 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5498 * config/rs6000/rs6000.h: Do not define *_REGNO.
5499 LINK_REGISTER_REGNUM -> LR_REGNO.
5500 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5501 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5502 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5503 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5504 R_VRSAVE, R_VSCR. Use them.
5505 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5506 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5507 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5508 * config/rs6000/aix.h: Define R_LR. Use it.
5510 2007-07-13 Caroline Tice <ctice@apple.com>
5512 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5513 flag_var_tracking is explicitly turned off (i.e. when variable
5514 tracking is not feasible); otherwise, turn flag_var_tracking on when
5515 flag_var_tracking_uninit is on.
5516 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5517 note definitions, to allow recording of initialization status in the
5519 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5520 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5521 determine if two note locations are equal.
5522 (output_loc_list): Don't output list entries whose start & end labels
5524 (reg_loc_descriptor): Add parameter for initialization status; pass it
5525 to other loc descriptor functions.
5526 (one_reg_loc_descriptor): Add parameter for initialization status;
5527 check its value and add DW_OP_GNU_uninit to returned loc descr if
5529 (multiple_reg_loc_descriptor): Add parameter for initialization
5531 pass init status argument to other loc descriptor functions; check
5532 value of intialization parameter and add DW_OP_GNU_uninit to returned
5533 loc descr if appropriate.
5534 (based_loc_descr): Add parameter for initialization status; add new
5535 variable for return value; check value of initialization parameter and
5536 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5537 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5538 pass init status argument to other loc descriptor functions; check
5539 value of intialization parameter and add DW_OP_GNU_uninit to returned
5540 loc descr if appropriate.
5541 (mem_loc_descriptor): Likewise.
5542 (concat_loc_descriptor): Likewise.
5543 (concatn_loc_descriptor): Likewise.
5544 (loc_descriptor): Add parameter for initialization status; pass it as
5545 argument to other loc descriptor function calls.
5546 (loc_descriptor_from_tree_1): Add appropriate initialization status
5547 to loc descriptor function calls.
5548 (add_location_or_const_value_attribute): Get initialization status
5549 from VAR_LOCATION note; add initialization status to loc descriptor
5551 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5552 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5553 status is uninitialized, add "[uninint]" to output.
5554 * common.opt (fvar-tracking-uninit): New option, similar to
5555 fvar-tracking, to turn on tracking of uninitialized variables; creates
5556 a new global flag, flag_var_tracking_uninit.
5557 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5558 (enum var_init_status): New type, for var initialization status field.
5559 * var-tracking.c (struct location_chain_def): Two new fields, init,
5560 for initialization status, and set_src for the assignment value expr.
5561 (unshare_variable): New parameter for initialization status;
5562 initialize new init and set_src fields.
5563 (var_reg_set): New parameters for initialization status and value;
5564 pass them to set_variable_part.
5565 (var_mem_set): Likewise.
5566 (get_init_value): New function.
5567 (var_reg_delete_and_set): New initialization status & value
5568 parameters; add call to get_init_value if status is unknown; pass new
5569 parameters to clobber_variable_part and var_reg_set.
5570 (var_mem_delete_and_set): Likewise.
5571 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5572 (var_mem_delete): Likewise.
5573 (variable_union): Pass status to unshare_variable; initialize new init
5574 and set_src fields. If flag_var_tracking_uninit is not set, force
5575 status to initialized.
5576 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5577 used later to get the set_src value.
5578 (find_src_status): New function.
5579 (find_src_set_src): New function.
5580 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5581 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5582 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5583 and var_mem_delete_and_set.
5584 (dump_variable): Print out "[uninit]" if appropriate.
5585 (set_variable_part): Add new initialization and set_src parameters;
5586 pass status to unshare_variable; set node->init and node- >set_src
5587 fields and modify slot in hash table appropriately; save the init and
5588 set_src values if appropriate and assign to the new node.
5589 (clobber_variable_part): New set_src parameter; if two nodes have
5590 same variable and same location but different set_src (assignment)
5591 values, clobber old node.
5592 (delete_variable_part): Pass init status to unshare_variable.
5593 (emit_note_insn_var_location): Add initialized var; assign var's init
5594 status to new 'initialized'; pass new init status field to calls to
5595 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5596 status to initialized.
5597 (emit_notes_in_bb): Pass initialization status to calls to
5598 var_reg_set, var_mem_set, var_reg_delete_and_set and
5599 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5600 var_reg_delete_and_set and var_mem_delete_and_set; call
5601 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5602 make up for change in add_stores.
5603 (vt_add_function_parameters): Add status to calls to
5605 * config/darwin.c (darwin_override_options): Turn on uninitialized
5606 tracking automatically, if var_tracking is on and the system is
5609 2007-07-13 Sa Liu <saliu@de.ibm.com>
5611 * config.gcc: Add options for arch and tune on SPU.
5612 * config/spu/predicates.md: Add constant operands 0 and 1.
5613 * config/spu/spu-builtins.def: Add builtins for double precision
5614 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5615 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5617 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5619 * config/spu/spu-protos.h: Add new function prototypes.
5620 * config/spu/spu.c (spu_override_options): Check options -march and
5622 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5623 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5625 (spu_const_from_int): New. Create a vector constant from 4 ints.
5626 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5627 (spu_emit_vector_compare): New. Emit vector compare.
5628 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5629 * config/spu/spu.h: Add options -march and -mtune. Define processor
5630 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5631 CANONICALIZE_COMPARISON.
5632 * config/spu/spu.md: Add new insns for double precision compare
5633 and double precision vector compare. Add vcond and smax/smin patterns
5634 to enable DFmode vector conditional expression.
5635 * config/spu/spu.opt: Add options -march and -mtune.
5636 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5637 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5638 both CELL and CELLEDP targets: spu_testsv.
5639 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5642 2007-07-13 Richard Guenther <rguenther@suse.de>
5644 PR tree-optimization/32721
5645 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5646 TREE_THIS_VOLATILE on the folded reference.
5647 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5648 if the array reference has TREE_THIS_VOLATILE set.
5650 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5653 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5655 2007-07-13 Andreas Schwab <schwab@suse.de>
5657 * gengtype-lex.l: Allow declarations to be indented.
5659 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5661 * ginclude/tgmath.h: New.
5662 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5663 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5664 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5665 * configure: Regenerate.
5667 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5669 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5670 correct index when setting register save state for xd
5673 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5675 * config/sh/sh.c (mark_use): Remove.
5677 2007-07-12 Paul Brook <paul@codesourcery.com>
5679 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5680 reg does not overlap return value.
5682 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5684 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5685 (set_expression_vuses): Ditto.
5686 (init_pre): Initialize expression_vuses.
5688 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5690 * config/i386/sse.md (storentdf, storentsf): New.
5692 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5694 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5696 * tree.c (build_decl_stat): Move code from here...
5697 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5698 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5699 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5700 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5701 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5704 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5705 Devang Patel <dpatel@apple.com>
5707 PR tree-optimization/25413
5708 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5709 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5710 * tree.h (contains_packed_reference): New.
5711 * expr.c (contains_packed_reference): New.
5712 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5713 (vect_enhance_data_refs_alignment): Call
5714 vector_alignment_reachable_p.
5715 * target.h (vector_alignment_reachable): New builtin.
5716 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5717 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5718 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5720 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5722 * target.h (builtin_vectorization_cost): Add new target builtin.
5723 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5724 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5725 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5726 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5727 uninitialized variables.
5728 * tree-vect-transform.c (cost_for_stmt): New function.
5729 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5730 using cost 1 for all scalar stmts. Be less conservative when
5731 estimating the number of prologue/epulogue iterations. Call
5732 targetm.vectorize.builtin_vectorization_cost. Return
5733 min_profitable_iters-1.
5734 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5735 initialization cost instead of TARG_VEC_STMT_COST. Use
5736 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5737 epilogue code. Fix epilogue cost computation.
5738 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5739 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5740 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5741 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5742 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5743 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5745 2007-07-12 Richard Guenther <rguenther@suse.de>
5747 * gimplify.c (gimplify_conversion): Make sure that the result
5748 from maybe_fold_offset_to_reference is trivially convertible
5749 to the desired type before doing the simplification.
5750 (gimplify_expr): Likewise.
5751 * fold-const.c (fold_binary): Use the correct types for
5752 building the simplified expression.
5754 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5756 PR rtl-optimization/32729
5757 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5758 that fallthru to exit.
5760 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5762 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5763 (symDTPOFF2reg): Likewise.
5765 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5767 PR tree-optimization/32663
5769 * tree.h (VALUE_HANDLE_VUSES): Remove.
5770 (struct tree_value_handle): Remove vuses.
5772 * tree-vn.c (create_value_handle_for_expr): Don't set
5775 * tree-ssa-pre.c (expression_vuses): New.
5776 (alloc_expression_id): Set up expression_vuses.
5777 (get_expression_vuses): New.
5778 (set_expression_vuses): Ditto.
5779 (clear_expression_ids): Modify for expression_vuses.
5780 (phi_translate_1): Ditto.
5781 (phi_translate_set): Ditto.
5782 (value_dies_in_block_x): Ditto
5783 (valid_in_sets): Ditto.
5784 (add_to_sets): Ditto.
5785 (find_existing_value_expr): Ditto.
5786 (create_value_handle_for_expr): Ditto.
5787 (make_values_for_stmt): Ditto.
5788 (vuse_equiv): Remove.
5790 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5792 * Makefile.in (mostlyclean): Remove object files.
5794 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5796 * toplev.c (no_new_pseudos): Deleted.
5797 * rtl.h (no_new_pseudos): Deleted.
5798 * tree-pass.h (pass_no_new_pseudos): Deleted.
5799 * passes.c (pass_no_new_pseudos): Deleted.
5800 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5801 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5802 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5804 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5805 * rtlhooks.c (gen_lowpart_general): Ditto.
5806 * optabs.c (prepare_operand): Ditto.
5807 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5809 * modulo-sched.c (rest_of_handle_sms): Ditto.
5810 * see.c (rest_of_handle_see): Ditto.
5811 * ifcvt.c (if_convert): Ditto.
5812 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5814 * init-regs.c (gate_initialize_regs): Deleted set of
5816 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5817 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5818 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5820 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5823 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5824 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5825 (*vec_extractv2di_1_rex64): New insn pattern.
5827 2007-07-11 David Daney <ddaney@avtrex.com>
5829 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5830 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5831 for SIGNAL_UNWIND_RETURN_COLUMN.
5832 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5833 (DWARF_FRAME_REGNUM): Rewrite.
5834 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5836 2007-07-11 Nick Clifton <nickc@redhat.com>
5838 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5839 delta and use gen_int_mode in place of GET_INT instead.
5841 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5843 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5846 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5848 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5849 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5851 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5852 (USE_CANONICAL_TYPES): New.
5853 * doc/invoke.texi (verify-canonical-types): Remove.
5854 (use-canonical-types): Add.
5856 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5858 * config/spu/spu.c (spu_optimization_options): Remove setting of
5859 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5860 (spu_override_options): Move it here.
5862 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5864 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5865 * config/mips/mips.c (mips_cpu_info_table): Mention
5866 MIPS_ISA_LEVEL_SPEC in the comment.
5868 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5870 PR tree-optimization/32713
5871 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5873 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5876 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5877 conditional to flag_isoc99.
5878 (c_common_init_options): Do it here, unconditionally.
5880 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5882 PR tree-optimization/32589
5883 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5884 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5885 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5886 predicate, extracted from...
5887 (set_rhs): ...here. Call it for the expression on entry.
5888 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5889 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5890 (simplify_binary_expression): Use valid_gimple_expression_p
5891 to validate the simplification.
5892 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5894 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5896 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5897 DWARF2_DEBUG on 32 bit target too.
5898 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5900 2007-07-11 Nick Clifton <nickc@redhat.com>
5902 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5903 version for 64-bit hosts.
5905 2007-07-10 David Daney <ddaney@avtrex.com>
5907 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5909 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5911 * config/mips/mips.c (mips_expand_synci_loop): New function.
5912 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5913 (UNSPEC_RDHWR): Same.
5914 (UNSPEC_SYNCI): Same.
5915 (UNSPEC_SYNC): Same.
5916 (clear_cache): New expand.
5920 (clear_hazard): Same.
5921 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5923 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5924 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5926 2007-07-10 Ian Lance Taylor <iant@google.com>
5928 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5931 2007-07-10 David Daney <ddaney@avtrex.com>
5933 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5934 * builtins.c (expand_builtin___clear_cache): New function.
5935 (expand_builtin): Call expand_builtin___clear_cache for
5936 BUILT_IN_CLEAR_CACHE case.
5937 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5938 * doc/md.texi (clear_cache): Document new instruction pattern.
5939 * testsuite/gcc.dg/builtins-64.c: New test.
5941 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5943 * config/cris/cris.md ("movsi"): Fix typo in last change.
5945 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5948 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5950 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5951 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5952 for FUNCTION_DECLs. Don't use align_functions_log if
5954 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5955 even for FUNCTION_DECLs.
5956 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5958 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5959 (DECL_FUNCTION_CODE): Update for new location and name of
5961 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5962 (struct tree_decl_common): Move 'align' and 'off_align' out
5963 of union, ensure they're still on a 32-bit boundary. Remove
5964 other fields in union 'u1'.
5965 (struct tree_function_decl): Add field 'function_code' replacing
5966 'u1.f' in tree_decl_common.
5967 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5968 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5969 (Variable Attributes): Cross-reference 'aligned' attribute
5970 to Function Attributes.
5971 * flags.h (force_align_functions_log): Delete.
5972 * toplev.c (force_align_functions_log): Delete.
5974 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5977 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5978 (*vec_concatv2di_rex): New insn pattern.
5980 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5983 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5985 2007-07-10 Ian Lance Taylor <iant@google.com>
5987 Replace no_new_pseudos in backends.
5988 * rtl.h (can_create_pseudo_p): Define.
5989 * config/darwin.c (machopic_indirect_data_reference): Use
5990 can_create_pseudo_p () instead of no_new_pseudos.
5991 (machopic_indirect_data_reference): Likewise.
5992 (machopic_legitimize_pic_address): Likewise.
5993 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5994 (alpha_emit_set_const_1): Likewise.
5995 (alpha_emit_set_const): Likewise.
5996 (alpha_emit_conditional_move): Likewise.
5997 (alpha_split_conditional_move): Likewise.
5998 * config/alpha/alpha.md (various splitters): Likewise.
6000 * config/arm/arm.c (legitimize_pic_address): Likewise.
6001 (arm_load_pic_register): Likewise.
6002 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6003 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6004 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6005 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6006 * config/cris/cris.md (movsi): Likewise.
6007 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6008 (symGOTOFF2reg_hilo): Likewise.
6009 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6010 * config/h8300/h8300.md (insv, extzv): Likewise.
6011 * config/i386/i386.c (ix86_expand_move): Likewise.
6012 (ix86_expand_vector_move): Likewise.
6013 (ix86_prepare_fp_compare_args): Likewise.
6014 (ix86_expand_carry_flag_compare): Likewise.
6015 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6016 (tls_dynamic_gnu2_combine_32): Likewise.
6017 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6018 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6019 (ia64_expand_movxf_movrf): Likewise.
6020 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6021 (m32c_split_move): Likewise.
6022 (m32c_expand_insv): Likewise.
6023 * config/m68k/m68k.md (movsi): Likewise.
6024 * config/mips/mips.c (mips_force_temporary): Likewise.
6025 (mips_split_symbol): Likewise.
6026 (mips_move_integer): Likewise.
6027 (mips_legitimize_const_move): Likewise.
6028 * config/mn10300/mn10300.md (movsi): Likewise.
6029 * config/pa/pa.c (emit_move_sequence): Likewise.
6030 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6031 (rs6000_got_register): Likewise.
6032 (create_TOC_reference): Likewise.
6033 (rs6000_machopic_legitimize_pic_address): Likewise.
6034 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6035 (various splitters): Likewise.
6036 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6037 (movsi_got): Likewise.
6038 * config/s390/s390.c (emit_symbolic_move): Likewise.
6039 * config/s390/s390.md (movhi, movqi): Likewise.
6040 (load_multiple, store_multiple): Likewise.
6041 * config/score/score.c (score_force_temporary): Likewise.
6042 * config/sh/sh.c (prepare_move_operands): Likewise.
6043 (prepare_cbranch_operands): Likewise.
6044 (emit_fpu_switch): Likewise.
6045 (fpscr_set_from_mem): Likewise.
6046 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6047 (adddi3, subsi3): Likewise.
6048 (various splitters): Likewise.
6049 (divsi_inv_fp_combine): Likewise.
6050 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6051 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6053 * config/sh/predicates.md (xor_operand): Likewise.
6054 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6055 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6056 (movdi_pic_label_ref): Likewise.
6057 * config/spu/spu.c (spu_split_immediate): Likewise.
6058 * config/alpha/alpha.md (various splitters): Remove test
6059 !no_new_pseudos || reload_completed.
6060 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6062 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6063 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6064 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6065 * config/score/score.c (th_output_mi_thunk): Likewise.
6066 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6067 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6069 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6071 PR rtl-optimization/32664
6072 * mode-switching.c (create_pre_exit): Skip barrier insns.
6074 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6076 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6077 force_gimple_operand_bsi.
6078 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6079 rewrite_use_compare): Ditto.
6080 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6082 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6083 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6084 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6085 * tree-profile.c (prepare_instrumented_value,
6086 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6087 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6088 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6089 tree_gen_ior_profiler): Ditto.
6090 * tree-ssa-reassoc.c (negate_value): Ditto.
6091 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6092 Use force_gimple_operand_bsi.
6093 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6094 * tree-if-conv.c (add_to_dst_predicate_list,
6095 find_phi_replacement_condition): Ditto.
6096 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6097 Call mark_symbols_for_renaming for new statements.
6098 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6100 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6102 * cfghooks.c (remove_edge): New function.
6103 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6105 * cfghooks.h (remove_edge): Declare.
6106 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6107 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6109 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6111 * optabs.h: Added declaration for signbit_optab.
6112 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6113 * genoptinit.c (optabs): Added entry for signbit insns.
6114 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6116 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6117 * config/s390/s390.md (signbit<mode>2): New expander.
6119 2007-07-09 Richard Guenther <rguenther@suse.de>
6122 * fold-const.c (fold_plusminus_mult_expr): Move constant
6123 arguments second to allow decomposing.
6125 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6128 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6130 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6131 Disregard DECL_FROM_INLINE.
6133 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6136 * doc/invoke.texi: Add ftree-reassoc flag.
6137 * common.opt (ftree-reassoc): New flag.
6138 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6139 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6141 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6143 PR tree-optimization/32681
6144 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6145 saved in second_edge->aux when first_bb is a loop header.
6147 2007-07-09 Jan HUbicka <jh@suse.cz>
6149 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6151 2007-07-09 Richard Guenther <rguenther@suse.de>
6153 * c-decl.c (start_function): Do not promote return type.
6155 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6157 * function.c (do_warn_unused_parameter): Do not warn if
6158 TREE_NO_WARNING is set.
6160 2007-07-08 Andreas Schwab <schwab@suse.de>
6162 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6164 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6167 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6169 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6170 apply to assembly language, too.
6171 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6173 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6175 Revert (note the sccvn portions are *not* reverted)
6176 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6178 Fix PR tree-optimization/23488
6180 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6182 * tree-flow-inline.h (get_value_handle): Ditto.
6183 * tree-ssa-pre.c (decl_vh_map): New.
6184 (decl_node_pool): New.
6185 (can_value_number_operation): Support DECL_P.
6186 (can_PRE_operation): Ditto.
6187 (create_expression_by_pieces): Ditto.
6188 (find_existing_value_expr): Modify to differnetiate between
6189 addressing and top level.
6190 (create_value_handle_for_expr): Handle DECL's.
6191 (poolify_tree): Ditto.
6192 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6193 (make_values_for_stmt): Handle DECL's properly.
6194 (init_pre): Reorg to not init useless things during FRE.
6196 * tree-flow.h: Include pointer-set.h.
6197 (decl_vh_map): Declare.
6198 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6200 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6202 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6203 the constraint description.
6204 * doc/md.texi: Update documentation of AVR constraints.
6206 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6208 * auto-inc-dec.c, config/arm/arm.c,
6209 config/m32r/constraints.md, config/mips/mips.md,
6210 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6211 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6212 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6213 typos. Follow spelling conventions.
6214 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6216 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6217 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6219 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6220 realloc_vuse): Remove.
6221 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6224 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6226 Fix PR tree-optimization/23488
6228 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6229 (try_to_simplify): Ditto.
6231 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6233 * tree-flow-inline.h (get_value_handle): Ditto.
6234 * tree-ssa-pre.c (decl_vh_map): New.
6235 (decl_node_pool): New.
6236 (can_value_number_operation): Support DECL_P.
6237 (can_PRE_operation): Ditto.
6238 (create_expression_by_pieces): Ditto.
6239 (find_existing_value_expr): Modify to differnetiate between
6240 addressing and top level.
6241 (create_value_handle_for_expr): Handle DECL's.
6242 (poolify_tree): Ditto.
6243 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6244 (make_values_for_stmt): Handle DECL's properly.
6245 (init_pre): Reorg to not init useless things during FRE.
6247 * tree-flow.h: Include pointer-set.h.
6248 (decl_vh_map): Declare.
6249 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6251 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6253 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6254 apply to assembly language, too.
6255 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6257 2007-07-06 Ian Lance Taylor <iant@google.com>
6258 Zack Weinberg <zackw@panix.com>
6261 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6263 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6265 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6266 (prefetch): Likewise if "pref" would be used.
6268 2007-07-06 Josh Conner <jconner@apple.com>
6272 * calls.c (store_one_arg): Handle arguments which are partially
6273 on the stack when detecting argument overlap.
6275 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6277 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6278 chosen during find_reloads.
6280 2007-07-06 Richard Guenther <rguenther@suse.de>
6282 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6283 TYPE_ARG_TYPES for verification of argument types. Use
6284 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6285 parameters as variable arguments.
6287 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6289 * libgcc2.h (word_type): Type definition removed.
6290 (cmp_return_type, shift_count_type): Type definitions added.
6291 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6292 replaced with shift_count_type.
6293 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6295 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6296 changed from word_type to Wtype.
6297 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6298 replaced with shift_count_type.
6299 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6301 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6302 and libgcc_shift_count attribute added.
6303 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6304 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6305 (TARGET_INITIALIZER): New target hooks added.
6306 * targhooks.c (default_libgcc_cmp_return_mode,
6307 default_libgcc_shift_count_mode): Default implementations for the new
6309 * targhooks.h (default_libgcc_cmp_return_mode,
6310 default_libgcc_shift_count_mode): Function prototypes added.
6311 * target.h (struct gcc_target): Fields for the new target hooks added.
6312 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6314 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6317 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6318 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6320 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6321 s390_libgcc_shift_count_mode): Functions added.
6322 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6323 Target hooks defined.
6325 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6327 * config/mips/mips.c (compute_frame_size): Restore the original
6328 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6329 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6330 Document why the difference is needed.
6332 2007-07-06 Richard Guenther <rguenther@suse.de>
6334 * c-common.c (boolean_increment): Use correctly typed
6337 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6339 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6340 the topmost argument register is not also included in the save mask.
6341 (mips16e_collect_argument_save_p): Take a pointer to the argument
6342 register, rather than a pointer to the number of arguments.
6343 (mips16e_collect_argument_saves): Only include argument saves
6344 that aren't in the register mask.
6346 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6348 PR rtl-optimization/32450
6349 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6350 to ensure that instructions are not moved into the prologue when
6351 profiling is on. Remove unused prologue_end variable.
6352 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6353 as a scheduling barrier.
6355 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6358 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6359 Disregard DECL_FROM_INLINE.
6361 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6363 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6364 IORing with a constant.
6366 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6368 PR rtl-optimization/32475
6369 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6370 for every definition of the stack pointer.
6372 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6374 * arm.c (vfp3_const_double_index): Copy signed results of
6375 REAL_VALUE_TO_INT into unsigned vars.
6377 2007-07-05 Richard Guenther <rguenther@suse.de>
6380 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6382 * tree-ssa.c (useless_type_conversion_p): Check canonical
6385 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6387 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6388 zero_extendhisi2): Change to define_insn_and_split.
6389 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6391 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6393 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6394 pass_match_asm_constraints): New.
6395 * passes.c (init_optimization_passes): Add new pass.
6396 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6397 * function.h (struct function): Add has_asm_statement bit.
6398 (current_function_has_asm_statement): New.
6399 * tree-pass.h (pass_match_asm_constraints): New.
6401 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6403 * config/mips/mips.c (mips_file_start): Avoid declaration
6406 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6408 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6410 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6412 * rtl.def (NOTE): Change print format string to print
6413 operand 5 as a note insn name.
6415 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6416 David Ung <davidu@mips.com>
6418 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6419 * doc/invoke.texi: (MIPS Options): Document them.
6421 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6422 David Ung <davidu@mips.com>
6424 Add support for SmartMIPS ASE.
6426 * optabs.c (expand_binop_directly): New, broken out from...
6427 (expand_binop): Here. Make it try rotating in the other
6428 direction even when the second operand isn't constant.
6429 * config/mips/mips.md (*lwxs): New.
6430 * config/mips/mips.opt (msmartmips): New.
6431 * config/mips/mips.c (mips_lwxs_address_p): New.
6432 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6433 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6434 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6435 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6436 (ISA_HAS_LWXS): New.
6437 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6438 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6439 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6440 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6441 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6442 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6443 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6445 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6447 * tree-vectorizer.c (new_loop_vec_info): Initialize
6448 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6449 * tree-vectorizer.h (_loop_vec_info): Added new filed
6450 min_profitable_iters.
6451 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6452 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6453 * tree-vect-analyze.c (vect_analyze_operations): Set
6454 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6455 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6456 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6457 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6458 and prologue cost to after they are computed.
6459 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6461 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6462 of creating vectors from scalars according to dt.
6463 (vect_model_store_cost): Likewise.
6464 (vectorizable_call): Use dt array instead of scalar dt. Call
6465 vect_model_simple_cost with additional argument dt.
6466 (vectorizable_assignment): Likewise.
6467 (vectorizable_operation): Likewise.
6468 (vectorizable_type_demotion): Likewise.
6469 (vectorizable_type_promotion): Likewise.
6470 (vectorizable_store): Use dt array instead of scalar dt. Call
6471 vect_model_store_cost with additional argument dt.
6472 (vect_do_peeling_for_loop_bound): Don't call
6473 vect_estimate_min_profitable_iters. Instead, lookup
6474 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6475 "may not be profitable".
6477 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6480 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6481 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6482 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6483 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6485 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6487 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6488 addressing modes cheaper.
6490 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6492 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6493 (dw_ranges_struct): Rename block_num to num. Adjust.
6494 (dw_ranges_by_label_struct): New.
6495 (ranges_by_label, ranges_by_label_allocated,
6496 ranges_by_label_in_use): New variables.
6497 (add_ranges_num): Factored most of the code out of...
6498 (add_ranges): ... this one. Rewrite in terms of the former.
6499 (add_ranges_by_labels): New.
6500 (output_ranges): Output by-label ranges.
6501 (dwarf2out_finish): Output range for multiple-section
6502 compile_unit. Output standard DW_AT_low_pc in addition to
6503 unexpected DW_AT_entry_pc.
6505 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6507 PR tree-optimization/32604
6508 PR tree-optimization/32606
6510 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6511 (compute_antic_safe): Removed.
6512 (ANTIC_SAFE_LOADS): Ditto.
6513 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6514 (execute_pre): Don't call compute_antic_safe.
6515 (vuse_equiv): New function.
6516 (make_values_for_stmt): Use it
6517 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6520 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6523 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6525 (avr_attribute_table): Make "naked" attribute apply to function types
6526 rather than to decls.
6527 (avr_handle_fntype_attribute): New function.
6529 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6531 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6534 2007-07-04 David Ung <davidu@mips.com>
6535 Joseph Myers <joseph@codesourcery.com>
6537 * config/mips/mips.md (type): Add logical, signext and move.
6538 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6539 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6540 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6541 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6542 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6543 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6544 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6545 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6546 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6547 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6548 movv2sf_hardfloat_64bit): Use the new types.
6549 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6550 *movdf_softfloat, *movdf_mips16): Use "multi".
6551 (extendqihi2): Replace with a define_expand.
6552 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6553 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6554 * config/mips/74k.md (r74k_int_logical): New reservation and
6556 (r74k_int_arith): Remove "slt".
6557 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6558 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6559 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6560 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6561 reservations for "arith".
6563 2007-07-04 Richard Guenther <rguenther@suse.de>
6565 * tree-ssa.c (useless_type_conversion_p): Add handling for
6566 scalar float and vector types. Only call the types_compatible_p
6567 langhook for aggregate types as last resort. Follow the
6570 2007-07-04 Richard Guenther <rguenther@suse.de>
6572 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6573 the same as NOP_EXPR.
6575 2007-07-04 Nick Clifton <nickc@redhat.com>
6577 * target.h (struct gcc_target): Add target_help field.
6578 * target-def.h (TARGET_HELP): New.
6579 (TARGET_INITIALIZER): Use TARGET_HELP.
6580 * opts.c (command_handle_option): Invoke target_help function, if
6581 defined, when the user has specified --target-help on the command
6583 * doc/invoke.texi: Mention that --target-help might print
6584 additional information.
6585 * doc/tm.texi: Document TARGET_HELP hook.
6587 * arm.c (TARGET_HELP): Override default definition.
6588 (arm_target_help): New - display a wrapped list of cores and
6589 architectures supported.
6591 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6593 * config/v850/v850.c (expand_prologue): Make sure
6594 GEN_INT() argument is sign extended rather than zero extended.
6595 (expand_epilogue): Likewise.
6596 (output_move_double): Delete.
6597 * config/v850/v850-protos.h (output_move_double): Delete.
6598 * config/v850/v850.md (movdi): Delete.
6599 (*movdi_internal): Delete.
6601 (*movdf_internal): Delete.
6603 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6605 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6606 unless compiling RTP PIC.
6608 2007-07-04 Richard Guenther <rguenther@suse.de>
6610 PR tree-optimization/32482
6611 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6612 original ssa name if we didn't find a shift expression.
6613 Fix shift constant for bit zero test.
6615 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6617 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6619 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6621 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6622 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6623 * config/arm/vxworks.h (ASM_SPEC): Delete.
6624 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6626 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6628 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6629 (DDR_REVERSED_P): New.
6630 * tree-data-ref.c (initialize_data_dependence_relation,
6631 build_classic_dist_vector): Set DDR_REVERSED_P.
6633 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6636 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6637 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6638 init_omega_for_ddr_1): Use non conservative number of iterations
6640 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6641 (analyze_siv_subscript): Remove FIXME and reinitialization of
6642 last_conflicts to chrec_dont_know.
6643 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6645 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6647 * tree.c (maybe_canonicalize_argtypes): Improve description.
6649 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6651 * tree.c (maybe_canonicalize_argtypes): New.
6652 (build_function_type): Set canonical type.
6653 (build_method_type_directly): Ditto.
6654 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6657 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6659 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6661 (rewrite_use_nonlinear_expr): Likewise.
6663 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6665 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6667 2007-07-04 Ben Elliston <bje@au.ibm.com>
6669 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6672 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6674 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6675 (Exception Handling): Likewise.
6677 2007-07-03 Jan Hubicka <jh@suse.cz>
6679 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6681 2007-07-03 Eric Christopher <echristo@apple.com>
6683 * doc/cppopts.texi: Add conflicting option note to -dM.
6684 * doc/invoke.texi: Add note about possible conflicts with
6685 -E for -dCHARS and note that -dM will not produce
6686 any results if there is no machine dependent reorg.
6688 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6690 * tree.h (DECL_ALIGN): Back out previous change.
6692 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6694 * configure.ac: Test for .dtprelword support on MIPS.
6695 * configure, config.in: Regenerate.
6696 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6697 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6699 2007-07-03 Julian Brown <julian@codesourcery.com>
6701 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6702 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6703 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6704 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6706 (all_fpus): Add FPUTYPE_VFP3.
6707 (fp_model_for_fpu): Add VFPv3 field.
6708 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6709 (vfp3_const_double_index): New function. Return integer index of
6710 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6712 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6713 and argument represents a valid RTX for a VFPv3 constant.
6714 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6716 (vfp_emit_fstmd): Similar, for fstmd.
6717 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6718 constants, represented as integer indices.
6719 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6720 VFP_REGNO_OK_FOR_DOUBLE macros.
6721 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6722 (arm_file_start): Set float-abi attribute for VFPv3, and output
6723 correct ".fpu" assembler directive.
6724 (arm_dbx_register_numbering): Add FIXME.
6725 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6726 (fputype): Add FPUTYPE_VFP3.
6727 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6728 (CALL_USED_REGISTERS): Likewise.
6729 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6730 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6731 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6732 (D7_VFP_REGNUM): New.
6733 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6734 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6735 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6736 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6737 (REG_ALLOC_ORDER): Adjust for VFPv3.
6738 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6739 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6740 VFP_LO_REGS, VFP_HI_REGS.
6741 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6742 (IS_VFP_CLASS): Define macro.
6743 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6745 (REGISTER_MOVE_COST): Likewise.
6746 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6747 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6748 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6749 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6750 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6751 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6752 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6753 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6754 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6755 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6756 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6757 where appropriate for single-word registers.
6758 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6759 As above. Fix type attributes.
6760 * config/arm/constraints.md (register_contraint "t"): Define.
6761 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6763 (register_constraint "x"): Define.
6764 (constraint "Dv"): Define.
6766 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6768 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6770 2007-07-03 Tom Tromey <tromey@redhat.com>
6772 * c-parser.c (objc_pq_context): Removed.
6773 (objc_need_raw_identifier): Likewise.
6774 (c_parser) <objc_pq_context>: New field.
6775 <objc_need_raw_identifier>: Likewise.
6776 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6777 (c_lex_one_token): Update.
6778 (c_parser_objc_protocol_definition): Update.
6779 (c_parser_objc_method_definition): Update.
6780 (c_parser_objc_methodproto): Update.
6781 (c_parser_declspecs): Update.
6783 2007-07-03 David Ung <davidu@mips.com>
6785 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6787 2007-07-03 David Ung <davidu@mips.com>
6788 Richard Sandiford <richard@codesourcery.com>
6790 * doc/invoke.texi: Document -march=74kf3_2.
6791 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6792 (TUNE_74K): Check for it.
6793 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6794 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6795 * config/mips/mips.md (cpu): Add 74kf3_2.
6796 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6797 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6798 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6799 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6800 74kf3_2 to the CPU list.
6801 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6802 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6803 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6804 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6805 (r74kf3_2_fxfer_from_c1): New insn reservations.
6807 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6808 David Ung <davidu@mips.com>
6810 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6811 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6812 and 74k[fx]. Document aliases for the new options.
6813 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6814 (PROCESSOR_24KF2_1): ...this.
6815 (PROCESSOR_24KX): Rename to...
6816 (PROCESSOR_24KF1_1): ...this.
6817 (PROCESSOR_74KF): Rename to...
6818 (PROCESSOR_74KF2_1): ...this.
6819 (PROCESSOR_74KX): Rename to...
6820 (PROCESSOR_74KF1_1): ...this.
6821 (TUNE_74K): Update PROCESSOR_* names.
6822 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6823 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6824 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6825 (mips_rtx_cost_data): Update processor names in comments.
6826 (mips_issue_rate): Update PROCESSOR_* names.
6827 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6828 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6829 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6830 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6831 Update cpu attribute names.
6832 (r24k_fpu_iss): Rename this reservation to...
6833 (r24kf2_1_fpu_iss): ...this and update all uses.
6834 (r24kx_fpu_iss): Rename this reservation to...
6835 (r24kf1_1_fpu_iss): ...this and update all uses.
6836 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6837 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6838 Update cpu attribute names.
6840 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6842 * config/m32r/constraints.md: New file.
6843 * config/m32r/m32r.c: Include tm-constrs.h.
6844 (small_data_operand): Use satisfies_constraint_* instead of macro.
6845 (addr24_operand, gen_compare): Likewise.
6846 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6847 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6848 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6849 EXTRA_CONSTRAINT): Likewise.
6850 * config/m32r/m32r.md: Include constraints.md.
6851 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6852 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6853 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6854 (two_insn_const_operand, int8_operand, uint16_operand,
6855 reg_or_int16_operand, reg_or_uint16_operand,
6856 reg_or_cmp_int16_operand, cmp_int16_operand,
6857 seth_add3_operand): Likewise.
6859 2007-07-03 Eric Christopher <echristo@gmail.com>
6861 * libgcc2.h: Conditionally declare __bswapsi2 and
6864 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6866 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6869 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6872 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6873 (__gthrw_pragma): Provide default definition.
6875 * gthr-posix.c (__gthrw_pragma): Define.
6877 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6879 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6880 before declaring inequality.
6882 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6884 * combine.c (recog_for_combine): Log the success or failure of
6885 matching new insn patterns against the machine description in
6888 2007-07-03 Revital Eres <eres@il.ibm.com>
6890 * ddg.c (print_sccs): New function.
6891 (check_sccs): New function.
6892 (create_ddg_all_sccs): Use it.
6893 * ddg.h (print_sccs): Declare.
6894 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6896 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6898 * targhooks.h (default_mode_for_suffix): New function declaration.
6899 * targhooks.c (default_mode_for_suffix): New default target hook.
6900 * target.h (struct c): New structure in the targetm struct.
6901 (mode_for_suffix): New target hook as part of struct c.
6902 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6903 default_mode_for_suffix.
6904 (TARGET_C): New define.
6905 * c-lex.c: Include "target.h".
6906 (interpret_float): Use targetm.c.mode_for_suffix to determine
6907 the mode for a given non-standard suffix.
6908 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6910 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6911 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6913 * doc/extend.texi (Floating Types): New node. Document __float80 and
6914 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6916 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6920 predicate instead of target_operand.
6921 (divsi3_i1_media, divsi3_media_2): Likewise.
6923 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6925 * tree.h (alias_sets_might_conflict_p): Rename into
6926 alias_sets_must_conflict_p.
6927 * alias.c (alias_sets_might_conflict_p): Likewise.
6928 (alias_sets_conflict_p): Use it.
6929 (objects_must_conflict_p): Likewise.
6930 * c-common.c (strict_aliasing_warning): Adjust.
6932 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6934 * rtlhooks.c (gen_lowpart_if_possible): Check for
6935 invalid subreg before calling gen_lowpart_SUBREG.
6937 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6939 * config/darwin9.h: Add copyright notice.
6940 (LINK_COMMAND_SPEC): Add comment.
6941 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6942 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6943 DARWIN_LIBSYSTEM_HAS_UNWIND.
6945 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6948 * omp-low.c (check_combined_parallel): New function.
6949 (lower_omp_parallel): Call it via walk_stmts, set
6950 OMP_PARALLEL_COMBINED if appropriate.
6951 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6952 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6953 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6954 don't consider it as combined parallel.
6956 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6958 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6959 (gcc_tooldir): Likewise.
6960 * configure: Regenerate.
6961 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6962 old configure.ac gcc_tooldir setting.
6963 (prefix_to_exec_prefix): New variable.
6964 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6965 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6967 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6969 Fix PR tree-optimization/32583
6970 Fix PR tree-optimization/32584
6971 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6972 (phi_translate_set): Use phi_translate directly now.
6973 (make_values_for_stmt): Don't value number RHS if we already know
6976 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6977 Jim Wilson <wilson@specifix.com>
6980 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6983 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6984 Richard Sandiford <richard@codesourcery.com>
6985 Nigel Stephens <nigel@mips.com>
6987 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6988 (mips16e_output_save_restore): Declare.
6989 (mips16e_save_restore_pattern_p): Likewise.
6990 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6991 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6992 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6993 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6994 (BITSET_P): New global macro, extracted from...
6995 (mips_for_each_saved_reg): ...here.
6996 (mips16e_save_restore_info): New struct.
6997 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6998 (mips16e_save_restore_regs): New variable.
6999 (mips_split_plus, mips16e_find_first_register): New functions.
7000 (mips16e_mask_registers): New function.
7001 (compute_frame_size): Expand the commentary before the function.
7002 Enforce the MIPS16e save and restore register range restrictions.
7003 Pad the general register save area at the low end.
7004 (mips16e_save_restore_reg, mips16e_build_save_restore)
7005 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7006 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7007 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7009 (mips_expand_prologue, mips_expand_epilogue): Handle
7010 GENERATE_MIPS16E_SAVE_RESTORE.
7011 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7013 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7015 PR tree-optimization/31966
7016 PR tree-optimization/32533
7017 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7018 "basic_block" description as its third argument. Update function
7019 calls to get destination bb from "edge" argument. Save "cond" into
7020 aux field of the edge. Update prototype for changed arguments.
7021 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7023 (find_phi_replacement_condition): Operate on incoming edges, not
7024 on predecessor blocks. If there is a condition saved in the
7025 incoming edge aux field, AND it with incoming bb predicate.
7026 Return source bb of the first edge.
7027 (clean_predicate_lists): Clean aux field of outgoing node edges.
7028 (tree_if_conversion): Do not initialize cond variable. Move
7029 variable declaration into the loop.
7030 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7031 initializations of new_stmt, arg0 and arg1 variables.
7033 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7035 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7036 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7038 2007-07-02 Richard Guenther <rguenther@suse.de>
7040 * tree-ssa.c (useless_type_conversion_p): Document
7041 future intent as defining the middle-end type system.
7042 Re-structure to call langhook last, group by type class,
7043 mark questionable parts.
7045 2007-07-02 Richard Guenther <rguenther@suse.de>
7047 * tree-flow.h (types_compatible_p): Declare.
7048 * tree-ssa.c (types_compatible_p): New function.
7049 * ipa-type-escape.c (discover_unique_type): Use
7050 types_compatible_p instead of lang_hooks.types_compatible_p.
7051 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7052 * tree-vn.c (expressions_equal_p): Likewise.
7053 * tree.c (fields_compatible_p): Likewise.
7054 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7055 (cprop_operand): Use useless_type_conversion_p instead of
7056 lang_hooks.types_compatible_p.
7057 * tree-inline.c (setup_one_parameter): Likewise.
7058 (declare_return_variable): Likewise.
7059 * tree-nrv.c (tree_nrv): Likewise.
7060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7061 (maybe_fold_offset_to_component_ref): Likewise.
7062 (maybe_fold_offset_to_reference): Likewise.
7063 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7064 (merge_alias_info): Likewise.
7065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7066 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7067 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7068 * tree-tailcall.c (find_tail_calls): Likewise.
7069 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7070 * gimplify.c (canonicalize_addr_expr): Likewise.
7071 (fold_indirect_ref_rhs): Likewise.
7072 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7073 (cpt_same_type): Likewise.
7074 (check_pointer_types_r): Swap parameters to cpt_same_type
7076 * fold-const.c (fold_convert): Revert fix for PR15988.
7077 * tree-inline.c (setup_one_parameter): Instead fix it here by
7078 using fold_build1 instead of fold_convert and checking for
7079 error_mark_node. Convert only if the conversion is necessary.
7081 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7083 * configure.ac: Check for .gnu_attribute on Power.
7084 * configure: Regenerate.
7085 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7086 attribute for floating-point ABI.
7088 2007-07-02 Ira Rosen <irar@il.ibm.com>
7090 PR tree-optimization/32230
7091 PR tree-optimization/32477
7092 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7093 address is a constant.
7095 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7097 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7098 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7099 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7100 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7101 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7102 64-bit targets. Add support for *-elfoabi*.
7103 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7104 different settings if $(tm_defines) does not select the EABI.
7105 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7106 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7107 (MIPS_ARCH_OPTION_SPEC): Likewise.
7108 (MIPS_ISA_LEVEL_SPEC): Likewise.
7109 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7110 * config/mips/elfoabi.h: New file.
7112 2007-07-02 Richard Guenther <rguenther@suse.de>
7114 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7115 (useless_type_conversion_p): ... this.
7116 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7117 (useless_type_conversion_p): ... this.
7118 * builtins.c (fold_builtin_memory_op): Rename
7119 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7120 * tree-cfg.c (verify_expr): Likewise.
7121 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7122 * tree-ssa-ccp.c (ccp_fold): Likewise.
7123 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7124 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7125 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7126 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7127 * tree-ssa-pre.c (eliminate): Likewise.
7128 * tree-ssa.c (delete_tree_ssa): Likewise.
7129 (tree_ssa_useless_type_conversion): Likewise.
7130 * tree.c (build2_stat): Likewise.
7132 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7134 Fix PR tree-optimization/32571
7135 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7138 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7141 and other expected operations explicitly, change default to
7144 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7146 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7148 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7149 (tls_load_dot_plus_eight): Move the label number into the unspec.
7150 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7152 2007-07-01 Andreas Schwab <schwab@suse.de>
7154 * dwarf2out.c (initial_return_save): Define only if used.
7156 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7158 Unreverting Richard's Revert of:
7160 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7162 * dce.c (deletable_insn_p_1): New function, split out from...
7163 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7164 specially, not those inside PARALLELs. Remove BODY argument
7165 and adjust recursive call accordingly.
7166 (prescan_insns_for_dce): Update call to delete_insn_p.
7168 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7169 Revital Eres <eres@il.ibm.com>
7171 * ddg.c (create_ddg_all_sccs): Fix missed
7172 initialization of scc_nodes.
7174 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7177 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7178 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7180 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7182 * configure.ac: Check for .gnu_attribute on MIPS.
7183 * configure, config.in: Regenerate.
7184 * config/mips/mips.c (mips_file_start): If supported, output
7185 attribute for floating-point ABI.
7187 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7190 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7191 (ffs_cmove): New expander to expand using ctz pattern.
7192 (*ffs_cmove): Remove pattern.
7193 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7194 (ffsdi2): Expand using ctz pattern.
7195 (*ffs_rex64): Remove pattern.
7197 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7199 PR rtl-optimization/32296
7200 * pa.md (return): Delete pattern.
7201 (return_internal): Remove "(const_int 1)" from pattern.
7202 (epilogue): Use return_internal pattern for trivial returns.
7203 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7204 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7206 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7208 * tree-ssa-pre.c (is_exception_related): New function
7209 (can_value_number_operation): Use it.
7211 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7213 Fix PR tree-optimization/32540
7214 Fix PR tree-optimization/31651
7216 * tree-ssa-sccvn.c: New file.
7218 * tree-ssa-sccvn.h: Ditto.
7220 * tree-vn.c: Include tree-ssa-sccvn.h
7221 (val_expr_paid_d): Removed.
7222 (value_table): Ditto.
7223 (vn_compute): Ditto.
7224 (val_expr_pair_hash): Ditto.
7225 (val_expr_pair_expr_eq): Ditto.
7226 (copy_vuses_from_stmt): Ditto.
7229 (shared_vuses_from_stmt): Ditto.
7230 (print_creation_to_file): Moved up.
7231 (sort_vuses): Ditto.
7232 (sort_vuses_heap): Ditto.
7233 (set_value_handle): Make non-static.
7234 (make_value_handle): Ditto.
7235 (vn_add): Rewritten to use sccvn lookups.
7236 (vn_add_with_vuses): Ditto.
7237 (vn_lookup): Ditto (and second argument removed).
7238 (vn_lookup_with_vuses): Ditto.
7239 (vn_lookup_or_add): Ditto (and second argument removed);
7240 (vn_lookup_or_add_with_vuses): Ditto.
7241 (vn_lookup_with_stmt): New.
7242 (vn_lookup_or_add_with_stmt): Ditto.
7243 (create_value_handle_for_expr): Ditto.
7245 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7246 (seen_during_translate): New function.
7247 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7248 (phi_trans_add): Ditto.
7249 (constant_expr_p): FIELD_DECL is always constant.
7250 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7251 Use constant_expr_p.
7252 Avoid infinite recursion on mutually valued expressions.
7253 Change callers of vn_lookup_or_add.
7254 (phi_translate): New function.
7255 (compute_antic_safe): Allow phi nodes.
7256 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7257 (find_or_generate_expression): Rewrite slightly.
7258 (create_expression_by_pieces): Updated for vn_lookup_or_add
7260 Update VN_INFO for new names.
7261 (insert_into_preds_of_block): Update for new names.
7262 (add_to_exp_gen): New function.
7263 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7264 (find_existing_value_expr): Rewrite to changed vn_lookup.
7265 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7266 (try_look_through_load): Removed.
7267 (try_combine_conversion): Ditto.
7268 (get_sccvn_value): New function.
7269 (make_values_for_phi): Ditto.
7270 (make_values_for_stmt): Ditto.
7271 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7273 (init_pre): Update for SCCVN changes.
7275 (execute_pre): Ditto.
7277 * tree-flow.h (make_value_handle): Declare.
7278 (set_value_handle): Ditto.
7279 (sort_vuses_heap): Ditto.
7280 (vn_lookup_or_add_with_stmt): Ditto.
7281 (vn_lookup_with_stmt): Ditto.
7282 (vn_compute): Remove.
7285 (vn_lookup): Update arguments.
7287 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7289 (tree-ssa-sccvn.o): New.
7290 (OBJS-common): Add tree-ssa-sccvn.o
7292 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7295 * c-typeck.c (build_external_ref): Don't mark as used if called
7297 * calls.c (rtx_for_function_call): Likewise.
7299 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7303 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7305 * dce.c (deletable_insn_p_1): New function, split out from...
7306 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7307 specially, not those inside PARALLELs. Remove BODY argument
7308 and adjust recursive call accordingly.
7309 (prescan_insns_for_dce): Update call to delete_insn_p.
7311 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7313 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7314 (try_combine): Move potential calls to undo_all() so they happen
7315 before we commit to using the combined insns.
7317 2006-06-30 Jan Hubicka <jh@suse.cz>
7319 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7322 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7324 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7325 (cgraph_remove_unreachable_nodes): Likewise.
7326 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7327 * ipa-inline.c (update_caller_keys): Cast according to the coding
7329 (cgraph_decide_recursive_inlining): Likewise.
7330 (cgraph_decide_inlining_of_small_function): Likewise.
7331 (try_inline): Likewise.
7332 (cgraph_decide_inlining_incrementally): Likewise.
7333 * ipa-pure-const.c (get_function_state): Likewise.
7334 (scan_function): Likewise.
7335 (analyze_function): Likewise.
7336 (static_execute): Likewise.
7337 * ipa-reference.c (scan_for_static_refs): Likewise.
7338 (merge_callee_local_info): Likewise.
7339 (analyze_function): Use type safe memory macros.
7340 (static_execute): Likewise. Cast according to the coding conventions.
7341 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7343 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7345 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7346 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7349 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7352 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7353 for complex modes (both int and real).
7355 2007-06-29 Jan Hubicka <jh@suse.cz>
7357 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7359 2007-06-29 Jan Hubicka <jh@suse.cz>
7362 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7365 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7368 * config/avr/avr.c: Include dataflow header file.
7369 (expand_prologue): Adjust for prologue insn change.
7370 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7373 2007-06-29 Richard Guenther <rguenther@suse.de>
7376 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7377 during type verification.
7379 2007-06-29 Jan Hubicka <jh@suse.cz>
7381 * recog.c (validate_change_rtx_1): Unshare TO argument.
7383 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7385 PR tree-optimization/24659
7386 * tree-vect-transform.c (vectorizable_call): Handle
7387 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7389 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7390 * config/i386/i386.c (enum ix86_builtins)
7391 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7392 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7394 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7395 const using def_builtin_const.
7396 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7397 input operands in the same modes as the result.
7398 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7400 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7402 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7403 (df_set_dead_notes_for_mw): Likewise.
7405 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7407 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7409 2007-06-28 DJ Delorie <dj@redhat.com>
7411 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7413 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7415 * doc/invoke.texi (C++ Dialect Options): Document
7416 fvisibility-ms-compat.
7417 * c.opt (fvisibility-ms-compat): New.
7419 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7422 * tree-affine.c (aff_combination_add_elt): Handle
7423 pointer addition specially.
7425 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7427 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7428 decl is non-external for AIX ABI.
7430 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7432 * config/rs6000/predicates.md (current_file_function_operand):
7433 Ensure the symbol is non-external for AIX ABI.
7435 2007-06-28 Nick Clifton <nickc@redhat.com>
7437 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7438 (fdce, fdse, fpredictive-commoning): Likewise.
7440 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7443 * gcc.c (process_command): Recognize the new -static-libgfortran
7446 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7449 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7450 Use a call clobbered hard reg instead of a pseudo reg.
7452 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7454 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7456 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7459 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7460 REG_LIBCALL and REG_RETVAL notes.
7461 (divsi3, mulsi3): Likewise.
7462 (mulhisi3): Likewise. Use emit_libcall_block.
7463 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7465 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7467 PR rtl-optimization/32481
7468 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7470 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7472 * dce.c (deletable_insn_p_1): New function, split out from...
7473 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7474 specially, not those inside PARALLELs. Remove BODY argument
7475 and adjust recursive call accordingly.
7476 (prescan_insns_for_dce): Update call to delete_insn_p.
7478 2007-06-27 Richard Guenther <rguenther@suse.de>
7481 * tree.h (fold_convertible_p): Declare.
7482 * fold-const.c (fold_convertible_p): New function.
7483 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7484 instead of lang_hooks.types_compatible_p.
7486 2007-06-26 Jan Hubicka <jh@suse.cz>
7488 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7489 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7490 early use validate_unshare_change.
7491 (reload_combine): Likewise.
7492 * recog.c (change_t): New field unshare.
7493 (validate_change_1): Rename from validate_change; add argument unshare.
7494 (validate_change): Turn into wrapper of validate_change_1; update
7495 prototype for bools.
7496 (validate_unshare_change): New.
7497 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7498 calls of df_insn_rescan.
7499 * recog.h (validate_change): Replace ints by bools.
7500 (validate_unshare_change): Declare.
7502 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7504 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7506 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7508 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7510 2007-06-25 Jan Hubicka <jh@suse.cz>
7512 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7514 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7515 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7516 places other call site specific checks are performed.
7518 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7521 * tree-vect-transform.c (vectorizable_operation): Convert
7522 POINTER_PLUS_EXPR over to PLUS_EXPR.
7524 2007-06-25 Chao-ying Fu <fu@mips.com>
7526 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7527 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7528 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7529 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7531 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7532 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7533 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7534 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7535 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7536 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7537 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7538 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7539 ALL_FIXED_POINT_MODE_P): New define.
7540 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7542 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7544 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7545 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7546 MODE_VECTOR_UACCUM): New mode classes.
7548 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7549 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7550 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7553 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7554 (blank_mode): Initialize ibit and fbit.
7555 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7556 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7558 (new_adjust): Change required_class to required_class_from and
7559 required_class_to for testing within a range.
7560 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7561 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7563 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7564 (make_fixed_point_mode): New.
7565 (_ADD_ADJUST): Change C to C1 and C2.
7566 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7567 use a range for machine classes.
7568 (ADJUST_IBIT, ADJUST_FBIT): New.
7569 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7571 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7572 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7573 Emit adjustment for ibit and fbit.
7574 (emit_mode_ibit, emit_mode_fbit): New.
7575 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7577 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7579 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7580 as the source of the set.
7582 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7584 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7585 FP_REGNO_P): Use IN_RANGE.
7586 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7587 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7588 (DATA_REG_P): Use DATA_REGNO_P.
7589 (FP_REG_P): Use FP_REGNO_P.
7590 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7591 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7592 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7594 2007-06-24 Jan Hubicka <jh@suse.cz>
7597 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7599 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7602 * fold-const.c (fold_binary): Strip nops of operand 0
7603 of BIT_NOT_EXPR before calling operand_equal_p.
7604 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7605 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7607 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7609 * doc/extend.texi: Document that dllimport and dllexport imply
7611 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7612 imported or exported declaration, including type declarations.
7613 * c-common.c (handle_visibility_attribute): Check for conflicts
7614 with dllimport/dllexport.
7615 (c_determine_visibility): Handle dllimport/dllexport as an
7616 explicit visibility atttribute.
7618 2007-06-23 Richard Guenther <rguenther@suse.de>
7620 PR tree-optimization/16876
7622 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7624 * tree-inline.c (initialize_inlined_parameters): Do not call
7625 lang_hooks.tree_inlining.convert_parm_for_inlining.
7626 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7627 reason for mismatched types.
7628 * gimplify.c (gimplify_call_expr): Verify the call expression
7629 arguments match the called function type signature. Otherwise
7630 mark the call expression to be not considered for inlining
7631 using CALL_CANNOT_INLINE_P flag.
7632 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7633 edges call expression.
7634 (cgraph_decide_inlining_of_small_function): Likewise.
7635 (cgraph_decide_inlining): Likewise.
7636 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7638 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7639 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7640 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7642 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7643 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7645 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7646 convert_parm_for_inlining member.
7648 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7651 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7652 Remove optimization for GT.
7654 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7657 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7659 (prescan_insns_for_dce): Add extra parameter.
7661 2007-06-23 Jan Hubicka <jh@suse.cz>
7664 * gimplify.c (mark_addressable): New function.
7665 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7667 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7670 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7672 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7675 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7676 moves between MMX/SSE registers to at least 8 units to prevent
7677 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7679 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7681 * config/i386/i386.c (override_options): Correct x86_sahf
7684 2007-06-21 David Daney <ddaney@avtrex.com>
7687 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7688 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7689 (exception_receiver): Renamed to ...
7690 (nonlocal_goto_receiver): ... this.
7692 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7694 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7695 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7696 partial register accesses.
7698 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7700 * fold-const.c (debug_fold_checksum): Move it under
7701 ENABLE_FOLD_CHECKING.
7703 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7706 * tree.h (debug_fold_checksum): Declared.
7707 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7708 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7709 build_fold_addr_expr_with_type_1.
7710 (fold_addr_expr, debug_fold_checksum): New.
7711 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7712 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7715 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7717 PR tree-optimization/19590
7718 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7719 of scev is a constant.
7720 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7722 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7724 * df-problems.c (df_note_bb_compute): Made computation of live
7725 info consistent with df_lr.
7727 2007-06-21 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/32453
7730 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7731 for pointer anti-range.
7733 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7735 * config/i386/i386.c (processor_target_table): Increase maximum
7736 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7739 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7740 byte alignment if > 8 byte alignment is preferred.
7741 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7743 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7745 PR tree-optimization/31866
7746 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7747 if ASM_EXPR's input is not a SSA_NAME.
7750 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7751 but decl is a global var, instead return decl.
7752 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7753 even for is_global_var decls, if they are private in some outer
7756 2007-06-21 Richard Guenther <rguenther@suse.de>
7758 PR tree-optimization/32451
7759 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7761 2007-06-21 Christian Bruel <christian.bruel@st.com>
7763 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7764 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7765 (push_regs): Changed saving order or banked registers.
7766 (sh_expand_epilogue): Likewise.
7767 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7768 (FIRST_BANKED_REG): Likewise.
7769 (LAST_BANKED_REG): Likewise.
7770 * config/sh/sh.md (banked) New attribute.
7771 (in_delay_slot): Check banked attribute.
7773 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7775 PR tree-optimization/32075
7776 * tree-data-ref.c (subscript_dependence_tester_1,
7777 analyze_miv_subscript, analyze_overlapping_iterations,
7778 add_distance_for_zero_overlaps, build_classic_dist_vector,
7779 subscript_dependence_tester_1, analyze_overlapping_iterations,
7780 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7781 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7782 to evolution_function_is_affine_multivariate_p.
7784 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7786 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7788 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7791 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7793 * config/m32c/prologue.md (epilogue_exitd_16): New.
7794 (epilogue_reit_16): New.
7795 (epilogue_exitd): Rename to epilogue_exitd_24.
7796 (epilogue_reit): Rename to epilogue_reit_24.
7798 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7799 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7801 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7803 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7804 if dbg_cnt (sched_insn) reaches the limit.
7805 (choose_ready): New parameter INSN_PTR and new return value.
7806 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7807 the new return value from choose_ready.
7808 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7809 (rest_of_handle_global_alloc): New global_alloc_at_func.
7811 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7813 PR tree-optimization/25737
7814 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7815 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7816 * tree-flow.h (struct fieldoff): Add new field alias_set.
7817 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7818 argument addressable_type. Set alias_set of fieldoff.
7819 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7820 (create_overlap_variables_for): Pass alias_set from fieldoff to
7822 * alias.c (get_alias_set): Use alias_set from SFT if set.
7824 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7826 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7827 of a variable as an unsigned HOST_WIDE_INT integer.
7829 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7831 PR rtl-optimization/32405
7832 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7834 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7836 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7839 * builtins.c: Include diagnostic.h.
7840 (expand_builtin_expect): Make gcc_assert more permissive.
7841 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7844 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7848 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7849 if ACCUMULATE_OUTGOING_ARGS.
7851 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7853 * config/m68hc11/m68hc11.c: Include dataflow header file.
7854 (m68hc11_reorg): Port to dataflow.
7856 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7858 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7859 (struct df_problem.free_blocks_on_set_blocks): New field.
7860 (struct dataflow.optional_p): New field.
7861 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7862 (df_live_set_all_dirty): New function.
7863 * df-scan.c (df_scan_alloc): Initialize optional_p.
7864 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7865 * df-core.c (df_set_blocks): Removed use of
7866 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7867 df_problem.free_blocks_on_set_blocks to determine which blocks are
7869 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7870 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7871 uses dataflow.optional_p to determine if problem should be
7873 (rest_of_handle_df_initialize): Only start live problem if
7875 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7876 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7877 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7878 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7879 problem_NOTE): Initialize free_blocks_on_set_blocks.
7880 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7882 (df_live_set_all_dirty, df_note_alloc): New function.
7883 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7885 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7886 * postreload.c (reload_combine): Ditto.
7887 * cse.c (cse_extended_basic_block): Ditto.
7888 * regmove.c (mark_flags_life_zones): Ditto.
7889 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7890 erase_matching_seqs): Ditto.
7891 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7892 * integrate (allocate_initial_values): Ditto.
7893 * combine.c (reg_dead_at_p): Ditto.
7894 * resource.c (mark_target_live_regs): Ditto.
7895 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7896 * config/sh/sh.c (find_r0_life_regions): Ditto.
7897 * global.c (rest_of_handle_global_alloc): Only add back df_live
7899 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7901 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7903 (if_convert): Make sure df_live is there at -O == 1.
7904 (pass_if_after_combine): Cleanup flags.
7905 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7906 is there at -O == 1.
7908 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7910 * config/arm/arm.c (arm_get_frame_offsets): Set
7911 offsets->locals_base to avoid negative stack size.
7912 (thumb1_expand_prologue): Assert on negative stack size.
7914 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7916 PR tree-optimization/32367
7917 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7918 of the chrec has no evolution in that loop.
7919 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7921 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7923 * config/xtensa/xtensa.c: Include "df.h".
7924 (xtensa_builtin_saveregs): Use adjust_address instead of
7926 (xtensa_va_start): Invoke make_tree with sizetype for
7927 expand_builtin_saveregs and then convert the result to a pointer.
7928 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7929 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7930 Subtract argument size from index value as integers and then use
7931 POINTER_PLUS_EXPR to add the result to the array address.
7933 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7936 * config/m32c/m32c.c: Include dataflow header file.
7937 (m32c_emit_prologue): Adjust for prologue insn change.
7938 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7939 once inside a PARALLEL. Assume frame size passed in operand 0
7940 includes space to save the fb register.
7941 (prologue_enter_24): Likewise.
7942 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7944 2007-06-19 David Daney <ddaney@avtrex.com
7947 * config/mips/mips.md (cprestore): Mark $gp as used.
7949 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7952 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7953 (frv_ifcvt_modify_insn): Likewise.
7955 2007-06-19 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7958 only handle positive offsets that fit in a HOST_WIDE_INT.
7960 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7962 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7963 result of rsqrt insn for zero input argument to avoid NaN.
7965 2007-06-19 Richard Guenther <rguenther@suse.de>
7968 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7970 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7972 PR tree-optimization/32353
7973 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7975 2007-06-19 Nick Clifton <nickc@redhat.com>
7977 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7979 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7982 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7983 * config/i386/i386.c (assign_386_stack_local): Assert that
7984 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7985 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7986 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7987 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7989 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7991 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7993 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7995 PR rtl-optimization/32321
7996 * gcse.c (replace_store_insn): Update the note before
7997 calling emit_insn_after.
7999 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8002 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8004 * df-problems.c (df_note_bb_compute): Fix dumping info.
8006 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8008 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8009 insn with emit_jump_insn.
8011 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8013 PR tree-optimization/32383
8014 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8015 * targhooks.h (default_builtin_reciprocal): Update prototype.
8016 * target.h (struct gcc_target): Update builtin_reciprocal.
8017 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8018 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8019 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8020 when fndecl is in BUILT_IN_MD class.
8021 (execute_convert_to_rsqrt): Ditto.
8023 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8024 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8025 Convert BUILT_IN_SQRTF code only when md_fn is false.
8027 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8029 * bt-load.c (move_btr_def): Fix the order of arguments
8030 to validate_replace_rtx.
8032 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8034 * config/m68k/m68k-devices.def: Add 54450..54455.
8036 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8038 PR rtl-optimization/32366
8039 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8040 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8043 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8046 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8047 this is true, rescan insn being modified.
8048 (sms_schedule): Added rescan parameter.
8049 (rest_of_handle_sms): Moved freeing of dominance info to before
8050 getting out of cfg_layout.
8052 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8054 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8055 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8058 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8059 FL_CF_EMAC from the entry for isac.
8061 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8062 (const_sibcall_operand): New.
8063 (sibcall_operand): Use it.
8064 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8065 (m68k_isas): ISAC does not imply FPU or EMAC.
8066 (override_options): Add ISA_C logic for symbolic jump & call.
8068 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8070 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8071 return mode from the builtin itself.
8072 (sparc_fold_builtin): Fix cast of zero constant.
8074 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8076 * targhooks.c (default_builtin_reciprocal): New default target hook.
8077 * targhooks.h (default_builtin_reciprocal): Add prototype.
8078 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8079 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8080 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8081 default_builtin_reciprocal.
8083 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8086 * hooks.c (hook_tree_tree_bool_null): New hook.
8087 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8088 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8089 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8090 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8091 and convert it to reciprocal a*rfunc(b).
8092 (execute_convert_to_rsqrt): New function.
8093 (gate_convert_to_rsqrt): New function.
8094 (pass_convert_to_rsqrt): New pass definition.
8095 * target.h (struct gcc_target): Add builtin_reciprocal.
8096 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8097 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8098 TARGET_BUILTIN_RECIPROCAL.
8099 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8101 * config/i386/i386.h (TARGET_RECIP): New define.
8102 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8103 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8104 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8105 and not optimizing for size.
8106 (*rcpsf2_sse): New insn pattern.
8107 (*rsqrtsf2_sse): Ditto.
8108 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8109 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8110 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8111 and not optimizing for size.
8112 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8113 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8114 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8115 and not optimizing for size.
8116 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8117 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8118 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8119 and not optimizing for size.
8120 (*sse_rsqrtv4sf2): Do not export.
8122 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8123 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8124 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8125 and not optimizing for size.
8127 * config/i386/i386.opt (mrecip): New option.
8128 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8129 (ix86_emit_swsqrtsf): Ditto.
8130 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8131 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8133 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8134 ix86_expand_unop1_builtin.
8135 (ix86_emit_swdivsf): New function.
8136 (ix86_emit_swsqrtsf): Ditto.
8137 (ix86_builtin_reciprocal): New function.
8138 (TARGET_BUILTIN_RECIPROCAL): Use it.
8139 (ix86_vectorize_builtin_conversion): Rename from
8140 ix86_builtin_conversion.
8141 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8142 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8143 "i386 and x86_64 Options" section.
8144 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8146 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8147 Zdenek Dvorak <dvorakz@suse.cz>
8148 Richard Guenther <rguenther@suse.de>
8149 Kaz Kojima <kkojima@gcc.gnu.org>
8151 * tree-vrp.c (compare_values_warnv): Convert val2 to
8153 (extract_range_from_assert): Create
8154 POINTER_PLUS_EXPR for pointer types.
8155 (extract_range_from_binary_expr): Handle
8156 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8158 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8159 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8160 POINTER_PLUS_EXPR as PLUS_EXPR.
8161 (number_of_iterations_lt_to_ne):
8162 For pointer types, use sizetype when
8163 creating MINUS_EXPR/PLUS_EXPRs.
8164 (assert_loop_rolls_lt): For pointer types, use sizetype when
8165 creating MINUS_EXPR/PLUS_EXPRs.
8166 (number_of_iterations_le): Likewise.
8167 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8168 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8169 like PLUS_EXPR and MINUS_EXPR.
8170 * tree-pretty-print.c (dump_generic_node): Handle
8172 (op_prio): Likewise.
8173 (op_symbol_1): Likewise.
8174 * optabs.c (optab_for_tree_code): Likewise.
8175 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8177 * tree-tailcall.c (process_assignment): Mention
8178 POINTER_PLUS_EXPR in a TODO comment.
8179 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8180 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8181 not used with a pointer and an integer type.
8182 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8183 increment using chrec_convert_rhs instead of chrec_convert.
8184 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8185 PLUS_EXPR except for the right hand side's type will be
8187 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8188 (fold_used_pointer_cast): Kill.
8189 (pointer_offset_p): Kill.
8190 (fold_used_pointer): Kill.
8191 (pointer_used_p): Kill.
8192 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8193 call fold_used_pointer.
8194 (instantiate_parameters_1): Convert the increment
8195 using chrec_convert_rhs instead of chrec_convert.
8196 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8197 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8198 instead of PLUS_EXPR.
8199 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8200 PLUS_EXPR for pointers.
8201 (std_gimplify_va_arg_expr): Likewise.
8202 (fold_builtin_memory_op): Likewise.
8203 (fold_builtin_strstr): Likewise.
8204 (fold_builtin_strchr): Likewise.
8205 (fold_builtin_strrchr): Likewise.
8206 (fold_builtin_strpbrk): Likewise.
8207 (expand_builtin_memory_chk): Likewise.
8208 (fold_builtin_memory_chk): Likewise.
8209 (std_expand_builtin_va_start): Use
8210 sizetype for the call to make_tree and then convert
8211 to the pointer type.
8212 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8213 instead of PLUS_EXPR for adding to a pointer.
8214 (std_gimplify_va_arg_expr): Use fold_build2 for
8215 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8216 the operands to sizetype first and then cast the BIT_AND_EXPR
8217 back to the pointer type.
8218 * fold-const.c (build_range_check): Handle pointer types
8220 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8221 of PLUS_EXPR's. Make sure the offset is converted to
8223 (try_move_mult_to_index): Strip the NOPs from the offset.
8224 Remove code argument and replace all uses with PLUS_EXPR.
8225 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8226 specially. Don't use a pointer type for MINUS_EXPR.
8227 (fold_unary): Handle for (T1)(X op Y),
8228 only p+ as that is the only as that can be handled for
8229 binary operators now.
8230 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8232 <case PLUS_EXPR>: Add folding of PTR+INT into
8234 Don't call try_move_mult_to_index.
8235 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8236 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8237 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8238 Don't call try_move_mult_to_index.
8239 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8240 (tree_expr_nonzero_p): Likewise.
8241 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8242 of PLUS_EXPR for the complex expression folding.
8243 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8244 first chrec is a pointer type, then the second should
8245 be sizetype and not the first's type.
8246 For POINTER_PLUS_EXPR, use a different right hand side type.
8247 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8248 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8249 different right hand side type.
8250 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8251 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8252 instead of PLUS_EXPR.
8253 When either operand is zero, convert the other operand.
8254 (chrec_apply): Use chrec_convert_rhs
8255 on the argument x instead of chrec_convert.
8256 (reset_evolution_in_loop): For pointer types, the new_evol
8258 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8259 different right hand side type.
8260 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8261 (chrec_convert_rhs): New function.
8262 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8263 different right hand side type.
8264 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8265 * tree-chrec.h (chrec_convert_rhs): New prototype.
8266 (build_polynomial_chrec): For pointer types, the right hand
8267 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8268 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8269 Remove subtraction case as it is always addition now.
8270 Make sure the offset is converted to sizetype.
8271 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8272 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8273 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8274 PLUS_EXPR in pointer type.
8275 Handle POINTER_PLUS_EXPR.
8276 (tree_to_aff_combination): Likewise.
8277 (force_expr_to_var_cost): Likewise.
8278 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8279 instead of PLUS_EXPR for pointers.
8280 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8281 instead of PLUS_EXPR of pointer types.
8282 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8284 (check_va_list_escapes): Likewise.
8285 (check_all_va_list_escapes): Likewise.
8286 * dwarf2out.c (loc_descriptor_from_tree_1):
8287 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8288 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8289 (string_constant): Likewise.
8290 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8291 the offset to the base, use POINTER_PLUS_EXPR.
8292 (add_to_parts): Convert the index to sizetype.
8293 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8294 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8295 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8296 Offset only holds something for PLUS_EXPR.
8297 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8299 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8301 (analyze_accesses_for_modify_stmt): Likewise.
8302 Remove comment about the type being integral type as it is
8304 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8306 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8308 Correct the type which the artimentic is done in (is now
8311 * tree-data-ref.c (split_constant_offset): Handle
8313 * tree-affine.c (tree_to_aff_combination): Likewise.
8314 * c-typeck.c (build_unary_op): For pointers create the increment
8315 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8317 * gimplify.c (gimplify_self_mod_expr): Create a
8318 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8319 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8320 * tree.def (POINTER_PLUS_EXPR): New tree code.
8321 * tree-predcom.c (ref_at_iteration): If we have a pointer
8322 type do the multiplication in sizetype.
8323 * tree-mudflap.c (mf_xform_derefs_1): Create a
8324 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8325 * tree-ssa-forwprop.c
8326 (forward_propagate_addr_into_variable_array_index):
8327 Don't expect there to be a cast for the index as that
8328 does not exist anymore.
8329 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8330 instead of PLUS_EXPR.
8331 Don't check for the first operand of the POINTER_PLUS_EXPR
8332 was the index as it cannot be.
8333 Call forward_propagate_addr_into_variable_array_index with
8334 the SSA_NAME instead of the statement.
8335 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8336 (compare_constant): Likewise.
8337 (copy_constant): Likewise.
8338 (compute_reloc_for_constant): Likewise.
8339 (output_addressed_constants): Likewise.
8340 (initializer_constant_valid_p): Likewise.
8341 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8342 Convert the MIN/MAX of the inner type to the outer
8343 type before comparing them.
8344 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8345 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8346 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8347 of PLUS_EXPR for pointers.
8348 * tree-inline.c (estimate_num_insns_1): Handle
8350 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8351 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8352 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8353 instead of PLUS_EXPR for the pointer increment statement.
8354 (vect_update_ivs_after_vectorizer): For pointer types, create
8355 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8356 MULT_EXPR in sizetype.
8357 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8359 * tree-object-size.c (plus_expr_object_size): Handle
8360 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8361 code which is trying to figure out which side is a pointer and
8363 (check_for_plus_in_loops_1): Likewise.
8364 (check_for_plus_in_loops): Likewise.
8365 * c-common.c (pointer_int_sum): Create a
8366 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8367 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8368 only POINTER_PLUS_EXPR. Removing all the extra
8369 code which is trying to figure out which side is a pointer and
8371 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8372 PLUS_EXPR and MINUS_EXPR.
8373 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8375 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8376 with make_tree, instead of a pointer type.
8377 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8378 for pointers instead of PLUS_EXPR.
8379 (s390_gimplify_va_arg): Likewise.
8380 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8381 instead of PLUS_EXPR when doing addition on pointer
8382 types. Use sizetype for the second operand.
8383 (spu_gimplify_va_arg_expr): Likewise.
8384 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8385 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8386 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8387 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8388 for the pointer addition and also use size_int/sizetype
8390 (ix86_gimplify_va_arg): Likewise.
8391 Perform BIT_AND_EXPR on sizetype arguments.
8392 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8393 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8394 for the pointer additions and also use size_int for the offsets.
8395 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8396 additions and also use size_int for the offsets. Perform
8397 BIT_AND_EXPR on sizetype arguments.
8398 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8399 POINTER_PLUS_EXPR for pointers and create the
8400 BIT_AND_EXPR in sizetype.
8401 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8402 instead of PLUS_EXPR for pointer addition.
8403 (rs6000_va_start): Likewise.
8404 Also use sizetype for the offset.
8405 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8406 as PLUS_EXPR/MINUS_EXPR.
8407 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8408 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8409 Don't use BIT_AND_EXPR on a pointer type, convert the
8410 expression to sizetype first.
8411 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8413 (mips_gimplify_va_arg_expr): Likewise.
8414 Don't create BIT_AND_EXPR in a pointer type.
8416 2007-06-15 Eric Christopher <echristo@apple.com>
8418 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8419 (x86_64-*-darwin*): Ditto.
8420 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8423 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8425 * doc/extend.texi: Document behavior of __attribute__((aligned))
8428 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8430 * rtlanal.c (note_stores): Improve documentation.
8432 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8434 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8435 LOCAL_LABEL_PREFIX): Delete.
8436 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8437 (bfin_internal_label): Delete.
8439 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8441 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8442 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8443 otherwise define to LIBGCC2_TF_CEXT.
8444 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8445 (LIBGCC_TF_CEXT): Ditto.
8448 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8450 PR rtl-optimization/32339
8451 * df-scan.c (df_uses_record): Don't modify flags but just add to
8452 it for df_ref_record.
8454 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8456 * tree-mudflap.c: Fix whitespace issues.
8458 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8460 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8462 2007-06-14 Eric Christopher <echristo@apple.com>
8464 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8465 (movv4sf): Use gcc_unreachable instead of abort.
8467 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8470 * config/i386/sfp-machine.h (CMPtype): New define.
8471 (mach stubs): Use CMPtype instead of int as a return type.
8473 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8475 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8476 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8477 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8478 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8479 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8480 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8481 config/soft-fp/soft-fp.h: Update from glibc CVS.
8483 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8485 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8487 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8490 * config/v850/v850.c: Include dataflow header file.
8491 (substitute_ep_register): Fix typo.
8493 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8495 * configure.ac: Fix earlier checkin.
8496 * configure: Regenerated.
8498 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8500 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8501 * aclocal.m4: Regenerate.
8502 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8503 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8504 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8505 * configure: Regenerate.
8506 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8508 * Makefile.in (quickstrap): Build libgcc too.
8510 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8512 * configure.ac: Add --enable-checking=df. Explicitly mention that
8513 the variables are initialized as for "release".
8514 * df-core.c: Use it.
8515 * configure: Regenerate.
8516 * config.in: Regenerate.
8518 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8520 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8521 validate_replace_rtx instead of replace_rtx.
8522 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8524 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8526 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8527 (DWARF2_UNWIND_INFO): Override default if configured with
8529 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8530 (ENDFILE_SPEC): Add crtend.o.
8531 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8532 (ENDFILE_SPEC): Add crtend.o.
8533 (TARGET_USE_JCR_SECTION): Define.
8534 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8536 * config/i386/cygming-crtbegin.c: New file.
8537 * config/i386/cygming-crtend.c: New file.
8539 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8541 * config/i386/w32-unwind.h: New file.
8543 2007-06-13 Eric Christopher <echristo@apple.com>
8545 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8546 the user set a value below STACK_BOUNDARY.
8548 2007-06-13 Thiemo Seufer <ths@networkno.de>
8550 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8551 imply -lpthread for -pthread.
8553 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8555 * basic-block.h: Remove the prototype for
8556 free_basic_block_vars.
8557 * cfglayout.h: Remove the prototype for
8558 insn_locators_initialize.
8559 * tree.h: Remove the prototype for emit_line_note.
8561 * tree-ssa-pre.c (mergephitemp): Remove.
8562 (init_pre): Don't use mergephitemp.
8564 2007-06-13 Eric Christopher <echristo@apple.com>
8566 * config/i386/i386.c (override_options): If we've specified
8567 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8569 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8571 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8574 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8576 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8577 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8578 (eh_store_handler): New pattern.
8579 (eh_return): Emit it instead of a plain move.
8581 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8583 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8584 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8585 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8588 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8590 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8591 (find_next_insn_start, find_load): New functions.
8592 (bfin_reorg): Use them to deal with the fact that parallel insns are
8593 no longer represented as a SEQUENCE.
8595 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8597 * config/sparc/sparc.c (sparc_override_options): Initialize
8600 2007-06-13 Dave Korn <dave.korn@artimi.com>
8602 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8605 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8607 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8608 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8609 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8610 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8611 tree-vect-transform.c: Fix comment typos. Follow spelling
8614 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8616 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8617 to the exit block use set.
8618 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8619 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8620 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8622 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8624 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8625 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8626 to indicate an error.
8627 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8629 (dbg_cnt_process_opt): Print an error on a bad argument.
8630 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8631 * common.opt (-fdbg-cnt-list): New.
8632 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8634 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8636 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8637 flag on ref-all pointers.
8639 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8642 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8643 for the offset with the modifier as EXPAND_INITIALIZER
8644 if the modifier is EXPAND_INITIALIZER.
8645 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8646 a register if we had an overflow.
8648 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8650 * real.c (real_isfinite): New.
8651 (real_sqrt): Use it.
8652 * real.h (real_isfinite): New.
8653 * builtins.c: Use it.
8655 2007-06-12 Ian Lance Taylor <iant@google.com>
8656 Daniel Berlin <dberlin@dberlin.org>
8659 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8660 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8661 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8662 (DECL_NO_TBAA_P): Define.
8663 (struct tree_decl_common): Add no_tbaa_flag field.
8664 * tree-ssa-structalias.c (struct variable_info): Add
8665 no_tbaa_pruning field.
8666 (new_var_info): Initialize no_tbaa_pruning field.
8667 (unify_nodes): Copy no_tbaa_pruning field.
8668 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8669 (dump_solution_for_var): Print no_tbaa_pruning flag.
8670 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8672 (compute_tbaa_pruning): New static function.
8673 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8674 Call compute_tbaa_pruning.
8675 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8676 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8677 * gimple-low.c (lower_stmt): Likewise.
8678 * tree-gimple.c (is_gimple_stmt): Likewise.
8679 * tree-ssa-operands.c (get_expr_operands): Likewise.
8680 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8681 * tree-inline.c (estimate_num_insns_1): Likewise.
8682 (copy_result_decl_to_var): Likewise.
8683 * expr.c (expand_expr_real_1): Likewise.
8684 * tree-pretty-print.c (dump_generic_node): Likewise.
8685 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8686 * omp-low.c (omp_copy_decl_2): Likewise.
8687 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8688 * doc/c-tree.texi (Expression trees): Document
8689 CHANGE_DYNAMIC_TYPE_EXPR.
8691 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8693 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8694 with !HONOR_NANS and !HONOR_INFINITIES.
8695 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8697 2007-06-12 Tristan Gingold <gingold@adacore.com>
8699 * gcov.c: Comments updated.
8700 (source_info): Add file_time field.
8701 (source_index): New variable.
8702 (mutiple_files): New variable.
8703 (generate_results): New function extracted from process_file.
8704 (process_file): Save and restore chain of functions, generate
8705 results and free structures only if not merging results.
8706 (release_structures): File names are now freed in create_file_names
8707 (create_file_names): Free previous file names.
8708 (find_source): File date is now read here and modifications in
8709 source files is checked here.
8710 (read_graph_file): Only reverse order of functions for the current
8712 (make_gcov_file_name): Do not generate long names if input_name is
8714 (output_lines): If merging results do not display graph, data and
8716 Checking source file modification is done in find_source.
8718 * doc/gcov.texi: Append an s to sourcefile.
8720 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8722 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8723 (forced_nop): New pattern.
8724 * config/bfin/bfin.c: Include "df.h".
8725 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8726 (bfin_discover_loop): Use df_get_live_in instead of
8727 global_live_at_start.
8728 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8729 df_analyze when done.
8730 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8731 the insns. Use QImode for the final insn in a bundle. Call
8732 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8734 (reorder_var_tracking_notes): New function.
8735 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8736 update_life_info. Call df_analyze after scheduling and bundle
8737 generation. Call reorder_var_tracking_notes if generating these
8738 notes. Call df_finish_pass at the end.
8740 2007-06-12 Dirk Mueller <dmueller@suse.de>
8742 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8743 a comparison, not an assignment.
8745 2007-06-12 Olivier Hainque <hainque@adacore.com>
8747 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8748 Request walking the subtrees only, leaving the current is_lhs/val_only
8750 (convert_non_local_reference): Likewise.
8752 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8754 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8756 2007-06-12 Richard Guenther <rguenther@suse.de>
8758 PR tree-optimization/15353
8759 PR tree-optimization/31657
8760 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8761 * timevar.def: Add TV_TREE_IFCOMBINE.
8762 * tree-pass.h (pass_tree_ifcombine): Declare.
8763 * tree-ssa-ifcombine.c: New file.
8764 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8765 * tree-flow.h (blocks_in_phiopt_order): Declare.
8766 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8767 (tree-ssa-ifcombine.o): New dependencies.
8769 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8771 PR rtl-optimization/32293
8772 * combine.c (simplify_if_then_else): Truncate return from
8773 nonzero_bits() to correct mode.
8775 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8777 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8778 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8780 2007-06-11 Diego Novillo <dnovillo@google.com>
8782 * Makefile.in (reload1.o-warn): Remove.
8784 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8786 * combine.c (subst): Use reg_overlap_mentioned_p
8787 instead of comparing register numbers directly.
8789 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8791 * reload1.c (mark_home_live_1): Use the mode parameter.
8793 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8795 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8796 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8800 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8802 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8804 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8807 from integer registers.
8808 (FP mode splitters): Handle TFmode.
8810 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8812 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8813 for ref-all pointers that point-to anything.
8815 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8817 * config/arm/arm.c (arm_output_dwarf_dtprel,
8818 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8820 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8822 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8823 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8826 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8828 * tree.c (signed_or_unsigned_type_for): New.
8829 (unsigned_type_for): Use signed_or_unsigned_type_for.
8830 (signed_type_for): Use signed_or_unsigned_type_for.
8831 * tree.h (signed_or_unsigned_type_for): New.
8832 (get_signed_or_unsigned_type): Remove.
8833 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8834 lang_hooks.types.signed_type
8835 (size_diffop): Likewise.
8836 (all_ones_mask_p): Likewise.
8837 (build_range_check): Likewise.
8838 (fold_cond_expr_with_comparison): Likewise.
8839 (fold_cond_expr_with_comparison): Likewise.
8840 (unextend): Likewise.
8841 (extract_muldiv_1): Likewise.
8842 (fold_single_bit_test_into_sign_test): Likewise.
8843 (fold_binary): Likewise.
8844 (fold_ternary): Likewise.
8845 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8846 instead of get_signed_or_unsigned_type.
8847 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8848 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8849 * expr.c (signed_or_unsigned_type_for): Use
8850 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8851 * langhooks.c (get_signed_or_unsigned_type): Remove.
8852 (lhd_signed_or_unsigned_type): Remove.
8853 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8854 signed_or_unsigned_type.
8855 (lhd_signed_or_unsigned_type): Remove.
8856 * expmed.c (make_tree): Use signed_type_for instead of
8857 lang_hooks.types.signed_type.
8858 * c-common.c (same_scalar_type_ignoring_signedness): Use
8859 c_common_signed_type instead of lang_hooks.types.signed_type.
8860 (c_common_unsigned_type): New.
8861 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8862 (shorten_compare): Use c_common_unsigned_type instead of
8863 c_common_signed_or_unsigned_type.
8864 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8866 * convert.c (convert_to_integer): Use signed_type_for instead of
8867 lang_hooks.types.signed_type.
8868 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8869 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8870 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8871 * c-format.c (check_format_types): Use c_common_unsigned_type
8872 instead of unsigned_type_for.
8873 * c-decl.c (groakdeclarator): Likewise.
8874 * c-typeck.c (convert_for_assignment): Likewise.
8875 * c-common.h (c_common_unsigned_type): New.
8877 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8880 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8881 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8883 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8886 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8887 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8889 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8890 Sebastian Pop <sebpop@gmail.com>
8892 * lambda-code.c (remove_iv): New.
8893 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8895 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8897 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8898 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8899 * tree-ssa-loop-prefetch.c: Include optabs.h.
8900 (FENCE_FOLLOWING_MOVNT): New macro.
8901 (struct mem_ref): Add independent_p and storent_p fields.
8902 (record_ref): Initalize the new fields.
8903 (gather_memory_references_ref): Return true if the reference
8905 (gather_memory_references): Check whether all memory accesses
8906 in loop were recorded.
8907 (should_issue_prefetch_p): Return false for nontemporal stores.
8908 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8909 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8910 (determine_loop_nest_reuse): Detect independent memory references.
8911 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8912 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8913 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8914 * config/i386/i386.h (x86_mfence): Declare.
8915 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8916 * config/i386/i386.c (x86_mfence): New variable.
8917 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8919 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8920 * optabs.c (init_optabs): Initialize storent_optab.
8921 * optabs.h (enum optab_index): Add OTI_storent.
8922 (storent_optab): Declare.
8923 * genopinit.c (optabs): Add initialization for storent_optab.
8924 * tree.h (MOVE_NONTEMPORAL): New macro.
8925 * expr.c (expand_assignment, store_expr, store_constructor_field,
8926 store_constructor, store_field, expand_expr_real_1): Propagate
8927 nontemporality of the expanded store.
8928 (emit_storent_insn): New function.
8929 * expr.h (expand_assignment, store_expr): Declaration changed.
8930 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8931 to expand_assignment.
8932 * stmt.c (expand_asm_expr): Ditto.
8933 * calls.c (initialize_argument_information): Pass false as
8934 nontemporality to store_expr.
8935 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8938 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8940 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8942 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8944 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8946 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8947 and allow DECL_P here.
8949 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8951 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8952 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8953 track of the size of the expression.
8954 * cfghooks.c (merge_blocks): Remove block from loops structure only
8955 after call of the merge_blocks hook.
8957 2007-06-09 Tom Tromey <tromey@redhat.com>
8959 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8960 (deprecated_state): Removed.
8961 (start_decl): Update.
8962 (enum deprecated_states): Moved earlier.
8963 (groktypename): Update.
8964 (push_parm_decl): Likewise.
8965 (grokfield): Likewise.
8966 (start_function): Likewise.
8968 2007-06-09 Ian Lance Taylor <iant@google.com>
8970 PR tree-optimization/32169
8971 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8972 CONVERT_EXPR, check whether min and max both converted to an
8973 overflow infinity representation.
8975 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8977 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8978 not inserted on the edge.
8980 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8982 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8983 instructions if they are supported.
8984 (__divsi3, __umodsi3, __modsi3): Likewise.
8985 (__ashldi3, __ashrdi3, __lshrdi3): New.
8986 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8988 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8989 Tony Linthicum <tony.linthicum@amd.com>
8991 * doc/invoke.texi: Add fvect-cost-model flag.
8992 * common.opt (fvect-cost-model): New flag.
8993 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8994 cost fields in stmt_vec_info struct for STMT.
8995 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8996 fields in stmt_vec_info struct and access functions for the same.
8997 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8998 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8999 load, store and vector to scalar operation.
9000 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9001 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9002 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9003 (TARG_VEC_STORE_COST): Define cost of vector store.
9004 (vect_estimate_min_profitable_iters): Define new function.
9005 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9006 check to evaluate if loop iterations are less than minimum profitable
9007 iterations determined by cost model or minimum vect loop bound defined
9008 by user, whichever is more conservative.
9009 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9010 run-time check to evaluate if loop iterations are less than minimum
9011 profitable iterations determined by cost model or minimum vect loop
9012 bound defined by user, whichever is more conservative.
9013 (vect_estimate_min_profitable_iterations): New function to estimate
9014 mimimimum iterartions required for vector version of loop to be
9015 profitable over scalar version.
9016 (vect_model_reduction_cost): New function.
9017 (vect_model_induction_cost): New function.
9018 (vect_model_simple_cost): New function.
9019 (vect_cost_strided_group_size): New function.
9020 (vect_model_store_cost): New function.
9021 (vect_model_load_cost): New function.
9022 (vectorizable_reduction): Call vect_model_reduction_cost during
9024 (vectorizable_induction): Call vect_model_induction_cost during
9026 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9027 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9028 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9029 vectorizable_promotion, vectorizable_demotion): Call
9030 vect_model_simple_cost during analysis phase.
9032 2007-06-08 Simon Baldwin <simonb@google.com>
9034 * reg-stack.c (get_true_reg): Readability change. Moved default case
9035 label into direct switch statement scope.
9037 2007-06-08 Simon Baldwin <simonb@google.com>
9039 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9040 in gcc_assert() with '==' comparison.
9042 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9044 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9045 TARGET_ABM handling of x86_popcnt variable.
9047 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9049 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9050 __builtin_copysignq and __builtin_infq built-in functions.
9052 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9054 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9055 SSE4.2 section. Correct built-in function names in SSE4A section.
9057 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9059 PR tree-optimization/32243
9060 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9061 for ncopies after ratio check between nunits_out and nunits_in.
9062 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9064 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9066 PR tree-optimization/32224
9067 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9068 vectorization upon a non GIMPLE_MODIFY_STMT.
9070 2007-06-08 Christian Bruel <christian.bruel@st.com>
9073 * config/sh/sh.md (doloop_end): New pattern and splitter.
9074 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9076 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9079 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9081 (verify_dominators): Do not change dominance tree.
9083 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9085 * config/sh/constraints.md: New file.
9086 * config/sh/sh.c: Include tm-constrs.h.
9087 (reg_class_from_letter): Remove.
9088 (prepare_cbranch_operands): Use satisfies_constraint_*
9089 function instead of macro.
9090 (andcosts, broken_move, sh_secondary_reload): Likewise.
9091 * config/sh/predicates.md (trapping_target_operand): Likewise.
9092 (and_operand, arith_operand, arith_reg_or_0_operand,
9093 cmp_operand, logical_operand, target_operand,
9094 ua_address_operand, ua_offset, xor_operand): Likewise.
9095 * config/sh/sh.md: Include constraints.md.
9096 (*movsicc_t_false): Use satisfies_constraint_* function
9098 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9099 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9100 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9101 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9102 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9103 (REG_CLASS_FROM_CONSTRAINT): Remove.
9104 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9105 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9106 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9107 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9108 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9109 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9110 function instead of macro.
9111 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9112 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9113 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9114 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9115 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9116 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9117 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9118 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9119 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9120 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9121 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9122 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9123 EXTRA_CONSTRAINT_STR): Likewise.
9124 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9126 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9128 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9130 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9133 * c-common.h (flag_cpp0x): Replaced by...
9134 (cxx_dialect): ... this new variable specifying the C++ dialect that
9136 * c-common.c (flag_cpp0x): Removed.
9137 (cxx_dialect): Defined.
9138 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9140 * c-opts.c (c_common_post_options): Likewise.
9141 (set_std_cxx98): Set cxx_dialect to cxx98.
9142 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9144 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9145 Hui-May Chang <hm.chang@apple.com>
9147 * doc/invoke.texi (Darwin Options): Update documentation for
9148 -mmacosx-version-min.
9149 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9150 * config/darwin-driver.c: New file.
9151 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9152 * config/t-darwin (darwin-driver.o): New rule.
9154 * config/darwin-c.c (version_as_macro): Ignore low digit.
9156 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9158 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9159 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9160 (CSGNMODE): New mode macro.
9161 (CSGNVMODE): New mode attribute.
9162 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9163 expander using CSGNMODE mode macro. Handle TFmode.
9164 (copysign<mode>3_const): Rename from copysignsf3_const and
9165 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9167 (copysign<mode>3_var): Rename from copysignsf3_var and
9168 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9170 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9171 mode macro. Handle TFmode.
9172 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9173 (iortf3, *iortf3): Ditto.
9174 (xortf3, *xortf3): Ditto.
9175 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9176 TFmode and TImode masks.
9177 (ix86_expand_copysign): Expand TFmode copysign insn.
9178 (IX86_BUILTIN_INFQ): New.
9179 (IX86_BUILTIN_FABSQ): Ditto.
9180 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9181 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9182 [__builtin_fabsq]: Ditto.
9183 [__builtin_copysignq]: Ditto.
9184 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9185 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9186 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9187 ix86_expand_binop_builtin().
9189 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9191 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9193 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9196 * rtl.h (push_to_sequence2): New.
9197 * emit-rtl.c (push_to_sequence2): New.
9198 * function.c (assign_parm_data_all): Add new fields.
9199 (assign_parm_setup_block): Call push_to_sequence2 instead of
9201 (assign_parm_setup_reg): Ditto.
9202 (assign_parm_setup_stack): Ditto.
9203 (assign_parms_unsplit_complex): Ditto.
9204 (assign_parms): Change field name.
9206 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9208 PR tree-optimization/32220
9209 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9210 phi node is reached before defining statement.
9212 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9215 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9216 after changing the right hand side of the assignment.
9218 2007-06-06 Eric Christopher <echristo@apple.com>
9220 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9221 (x86_64-*-darwin*): Ditto.
9222 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9223 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9225 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9227 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9229 (add_key): Likewise.
9230 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9231 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9233 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9235 (add_cost_one_coalesce): Likewise.
9236 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9237 variable names. Rename orig to orig_name for consistency.
9238 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9240 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9242 (record_equivalences_from_stmt): Likewise.
9243 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9244 the coding conventions.
9245 (memory_ssa_name_same): Likewise.
9246 (dse_optimize_stmt): Likewise.
9247 (dse_record_phis): Likewise.
9248 (dse_finalize_block): Likewise.
9249 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9250 keywords as variable names.
9251 (may_move_till): Cast according to the coding conventions.
9252 (force_move_till_expr): Avoid using C++ keywords as variable names.
9253 (force_move_till): Cast according to the coding conventions.
9254 (memref_hash): Likewise.
9255 (memref_eq): Likewise.
9256 (gather_mem_refs_stmt): Likewise.
9257 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9258 using C++ keywords as variable names.
9259 (idx_find_step): Cast according to the coding conventions.
9260 (idx_record_use): Likewise.
9261 (find_depends): Likewise.
9262 (prepare_decl_rtl): Likewise.
9263 (mbc_entry_hash): Likewise.
9264 (mbc_entry_eq): Likewise.
9265 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9266 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9267 (idx_infer_loop_bounds): Cast according to the coding conventions.
9268 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9269 * tree-ssa-math-opts.c (occ_new ): Likwise.
9270 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9272 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9274 (add_use_op): Likewise.
9275 (add_vop): Likewise.
9276 (add_vuse_op): Likewise.
9277 (add_vdef_op): Likewise.
9278 (get_expr_operands): Likewise.
9279 (push_stmt_changes): Use type safe memory macros.
9280 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9281 keywords as variable names.
9282 (conditional_replacement): Likewise.
9283 (minmax_replacement): Likewise.
9284 (abs_replacement): Likewise.
9285 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9287 (insert_fake_stores): Avoid using C++ keywords as variable names.
9288 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9290 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9291 (heapvar_insert): Use type safe memory macros.
9292 (new_var_info): Cast according to the coding conventions.
9293 (new_constraint): Likewise.
9294 (remove_preds_and_fake_succs): Use type safe memory macros.
9295 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9297 (thread_single_edge): Likewise.
9298 (thread_through_loop_header): Likewise.
9300 2007-06-06 Eric Christopher <echristo@apple.com>
9302 * config/i386/i386.c (override_options): Move handling
9303 of TARGET_SUBTARGET* earlier.
9305 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9307 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9310 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9312 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9313 emited outside of basic block.
9314 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9316 * rtl.h (delete_insn_chain): Declaration changed.
9317 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9319 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9320 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9321 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9322 to delete_insn_chain.
9323 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9324 do not have bb field set.
9325 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9327 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9328 * cfgcleanup.c (try_optimize_cfg): Ditto.
9330 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9332 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9333 (lambda_body_vector_new): Use type safe memory macros.
9334 (lambda_linear_expression_new): Likewise.
9335 (lambda_loopnest_new): Likewise.
9336 (lambda_lattice_new): Likewise.
9337 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9338 conventions. Use type safe memory macros.
9339 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9340 (lambda_body_vector_s): Likewise.
9341 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9342 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9344 2007-06-06 Richard Guenther <rguenther@suse.de>
9346 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9347 if we need to schedule cfg_cleanup.
9348 (tree_ssa_forward_propagate_single_use_vars): Do so.
9350 2007-06-06 Ian Lance Taylor <iant@google.com>
9352 * fold-const.c (merge_ranges): If range_successor or
9353 range_predecessor fail, just return 0.
9355 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9357 PR tree-optimization/32216
9358 * tree-vectorizer.c (supportable_widening_operation): Determine
9359 signedness of FIX_TRUNC_EXPR from output operand.
9360 (supportable_narrowing_operation): Ditto.
9361 * tree-vect-generic.c (expand_vector_operations_1): Determine
9362 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9365 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9367 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9368 (struct pta): ...from here. Change flags to unsigned to avoid
9369 excessive casting (as it is used as a bit mask).
9370 (override_options): Add casts according to the coding convenventions.
9371 (x86_64_elf_unique_section): Likewise.
9372 (examine_argument): Avoid using C++ keywords as variable names.
9373 (construct_container): Likewise.
9374 (legitimize_pic_address): Likewise.
9375 (get_dllimport_decl): Cast according to the coding conventions. Use
9376 type safe memory macros.
9377 (legitimize_address): Cast according to the coding conventions.
9378 (emit_i387_cw_initialization): Corrected the type of slot to enum
9380 (ix86_init_machine_status): Use type safe memory macros.
9381 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9382 (bdesc_pcmpistr): Likewise.
9383 (bdesc_crc32): Likewise.
9384 (bdesc_sse_3arg): Likewise.
9385 (bdesc_2arg): Likewise.
9386 (bdesc_1arg): Likewise.
9387 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9388 (ix86_expand_sse_pcmpistr): Likewise.
9389 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9390 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9391 int to match the langhook definition.
9392 (ix86_builtin_conversion): Change the type of code to unsigned init to
9393 match the langhook definition.
9394 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9396 (ix86_preferred_output_reload_class): Likewise.
9397 (ix86_cannot_change_mode_class): Likewise.
9398 (ix86_memory_move_cost): Likewise.
9399 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9400 avoid excessive casting later on.
9401 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9403 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9405 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9406 as flags setting insn.
9407 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9409 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9411 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9412 (UNSPEC_ROUND): New.
9413 ("sse4_1_round<mode>2"): New insn pattern.
9414 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9416 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9417 expander using SSEMODEF mode macro. Expand using
9418 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9419 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9420 expander using SSEMODEF mode macro. Expand using
9421 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9422 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9423 expander using SSEMODEF mode macro. Expand using
9424 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9425 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9426 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9427 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9430 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9431 Sebastian Pop <sebpop@gmail.com>
9433 * lambda.h (build_linear_expr): New.
9434 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9435 Use build_linear_expr, call fold and force_gimple_operand.
9436 (lambda_loopnest_to_gcc_loopnest): Check that there is
9437 something to insert.
9438 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9440 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9442 PR preprocessor/23479
9443 * doc/extend.texi: Document the 0b-prefixed binary integer
9446 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9448 PR tree-optimization/32215
9449 * tree-vectorizer.c (supportable_widening_operation): Return false
9450 for unsupported FIX_TRUNC_EXPR tree code.
9451 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9453 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9455 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9456 register on SPE targets. Change documentation to reflect
9458 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9459 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9460 out of the register allocation pool.
9461 (rs6000_reg_live_or_pic_offset_p): New function.
9462 (rs6000_emit_prologue): Move the actual saving of LR up to free
9463 r0 for holding r11. Split saving of SPE 64-bit registers into
9464 its own case. Ensure that offsets will always be in-range for
9465 'evstdd' by using r11 as a scratch register to point at the start
9466 of the SPE save area. Save r11 if necessary, as it is the static
9468 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9469 into its own case. Ensure that offsets will always be in-range
9470 for 'evldd' by using r11 as a scratch register to point at the
9471 start of the SPE save area. Also adjust r11 when restoring
9472 the stack pointer to compensate for pre-loading r11.
9474 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9476 * cfg.c (init_flow): Use type safe memory macros.
9477 (alloc_block): Likewise.
9478 (unchecked_make_edge): Likewise.
9479 (dump_flow_info): Avoid using C++ keywords as variable names.
9480 (copy_original_table_clear): Cast according to the coding conventions.
9481 (copy_original_table_set): Likewise.
9482 * cfgexpand (label_rtx_for_bb): Likewise.
9483 (expand_gimple_basic_block): Likewise.
9484 * cfghooks.c (dump_bb): Likewise.
9485 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9487 (lv_add_condition_to_bb): Likewise.
9488 * cfglayout (relink_block_chain): Cast according to the coding
9490 (fixup_reorder_chain): Likewise.
9491 (fixup_fallthru_exit_predecessor): Likewise.
9492 * cfgloop.c (glb_enum_p): Likewise.
9493 (get_exit_description): Likewise.
9494 (dump_recorded_exit): Likewise.
9495 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9496 (struct loop): ... from here.
9497 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9499 * cfgrtl.c (rtl_create_basic_block): Likewise.
9500 (rtl_split_block): Likewise.
9501 (rtl_dump_bb): Likewise.
9502 (cfg_layout_split_block): Likewise.
9503 (init_rtl_bb_info): Use typesafe memory macros.
9505 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9506 * graphds.h: Updated all usages of edge to graph_edge.
9507 * graphds.c: Likewise.
9508 * cfgloopanal.c: Likewise.
9510 2007-06-05 Ian Lance Taylor <iant@google.com>
9512 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9513 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9514 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9516 (test_for_singularity): Likewise.
9518 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9520 * config/i386/constraints.md ("Y2"): Replaced by ...
9522 * config/i386/i386.md: Likewise.
9523 * config/i386/mmx.md: Likewise.
9524 * config/i386/sse.md: Likewise.
9526 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9528 * config/i386/constraints.md ("z"): Replaced by ...
9530 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9531 (sse4_1_blendvps): Likewise.
9532 (sse4_1_pblendvb): Likewise.
9533 (sse4_2_pcmpestr): Likewise.
9534 (sse4_2_pcmpestrm): Likewise.
9535 (sse4_2_pcmpestr_cconly): Likewise.
9536 (sse4_2_pcmpistr): Likewise.
9537 (sse4_2_pcmpistrm): Likewise.
9538 (sse4_2_pcmpistr_cconly): Likewise.
9540 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9542 * matrix-reorg.c (transform_access_sites): Fix computation.
9543 (transform_allocation_sites): Same.
9545 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9547 * config/i386/i386.c (override_options): Use
9548 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9550 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9552 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9553 (nonimm_not_xmm0_operand): Ditto.
9554 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9555 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9556 as operand[2] predicate. Require "z" class XMM register for
9557 operand[3]. Adjust asm template.
9558 ("sse4_1_blendvpd"): Ditto.
9559 ("sse4_1_pblendvb"): Ditto.
9560 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9561 force op2 into xmm0 register for variable blend instructions.
9563 2007-06-04 Tom Tromey <tromey@redhat.com>
9565 * c-tree.h (start_enum): Update.
9566 (build_enumerator): Likewise.
9567 * c-decl.c (enum_next_value): Removed.
9568 (enum_overflow): Likewise.
9569 (start_enum): Add c_enum_contents argument. Don't use globals.
9570 (build_enumerator): Likewise.
9571 * c-tree.h (struct c_enum_contents): New struct.
9573 2007-06-04 Tom Tromey <tromey@redhat.com>
9575 * c-common.c (c_common_get_alias_set): Fix indentation.
9577 2007-06-04 Ian Lance Taylor <iant@google.com>
9579 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9580 to overflow, reduce overflow infinity to regular infinity.
9581 (vrp_var_may_overflow): New static function.
9582 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9584 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9586 * stor-layout.c (layout_type): Remove duplicate code.
9588 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9591 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9592 before build_common_builtin_nodes ().
9594 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9597 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9599 2007-06-04 Jan Hubicka <jh@suse.cz>
9601 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9602 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9603 instead of _stat version.
9605 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9607 PR tree-optimization/32194
9608 * tree-predcom.c (determine_offset): Check that both references have
9611 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9613 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9614 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9615 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9616 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9617 Add argument to iterate_fix_dominators call.
9618 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9619 * gcse.c (hoist_code): Change domby to vector.
9620 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9621 Add argument to iterate_fix_dominators call.
9622 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9623 recompute_dominator.
9624 * lambda-code.c (perfect_nestify): Ditto.
9625 * cfgloopanal.c: Include graphds.h.
9626 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9627 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9628 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9630 * graphds.c: New file.
9631 * graphds.h: New file.
9632 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9633 (get_dominated_by, get_dominated_by_region): Change return type to
9635 (verify_dominators): Recompute all dominators and compare the results.
9636 (recount_dominator): Renamed to ...
9637 (recompute_dominator): ... this. Do not check that the block is
9639 (iterate_fix_dominators): Reimplemented.
9640 (prune_bbs_to_update_dominators, root_of_dom_tree,
9641 determine_dominators_for_sons): New functions.
9642 * et-forest.c (et_root): New function.
9643 * et-forest.h (et_root): Declare.
9644 * Makefile.in (graphds.o): Add.
9645 (cfgloopanal.o): Add graphds.h dependency.
9646 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9647 * basic-block.h (get_dominated_by, get_dominated_by_region,
9648 iterate_fix_dominators): Declaration changed.
9649 (recount_dominator): Renamed to ...
9650 (recompute_dominator): ... this.
9651 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9652 (thread_through_all_blocks): Do not free dominance info.
9654 2007-06-03 Andreas Schwab <schwab@suse.de>
9656 * config/m68k/m68k.c (override_options): Don't override
9658 * config/m68k/m68k-modes.def (SF, DF): Define to use
9659 motorola_single_format and motorola_double_format, resp.
9660 * real.c (motorola_single_format): Renamed from
9661 coldfire_single_format.
9662 (motorola_double_format): Renamed from coldfire_double_format.
9663 (encode_ieee_extended): Generate a proper canonical NaN image
9664 respecting canonical_nan_lsbs_set.
9665 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9667 * real.h: Adjust declarations.
9669 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9672 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9673 the symbol is generated with the stack protector.
9675 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9677 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9678 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9680 * doc/extend.texi (interrupt): Mention m68k.
9682 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9684 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9685 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9686 (ix86_expand_sse_pcmpestr): Do not check operands for
9687 "register_operand", when insn operand predicate is "register_operand".
9688 (ix86_expand_sse_pcmpistr): Ditto.
9690 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9691 Uros Bizjak <ubizjak@gmail.com>
9693 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9694 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9695 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9696 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9697 * config/i386/constraints.md ("z"): New register constraint
9698 for members of SSE_FIRST_REG class.
9699 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9700 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9701 SSE_FIRST_REG class.
9702 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9703 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9704 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9705 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9706 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9707 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9708 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9709 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9710 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9711 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9712 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9713 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9714 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9715 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9716 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9717 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9718 (struct builtin_description): Change "flag" field to unsigned.
9719 (bdesc_pcmpestr): New builtin description table.
9720 (bdesc_pcmpistr): Likewise.
9721 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9722 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9723 Initialize pcmp[ei]str[im] insns for SSE4.2.
9724 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9725 (ix86_expand_sse_pcmpistr): Likewise.
9726 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9727 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9728 (UNSPEC_PCMPISTR): Likewise.
9729 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9730 (sse4_2_pcmpestri):New isns pattern.
9731 (sse4_2_pcmpestrm): Likewise.
9732 (sse4_2_pcmpestr_cconly): Likewise.
9733 (sse4_2_pcmpistr): New insn patern and splitter.
9734 (sse4_2_pcmpistri):New isns pattern.
9735 (sse4_2_pcmpistrm): Likewise.
9736 (sse4_2_pcmpistr_cconly): Likewise.
9737 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9740 2007-06-01 David Daney <ddaney@avtrex.com>
9742 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9743 LOADGP_ABSOLUTE and not binds_local_p.
9745 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9747 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9749 2007-06-01 Ian Lance Taylor <iant@google.com>
9751 * tree-vrp.c (compare_name_with_value): Always set
9752 used_strict_overflow if we get a result from the variable itself.
9754 2007-06-01 Ian Lance Taylor <iant@google.com>
9756 PR rtl-optimization/31455
9757 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9758 subregs which have a cast between modes which are not tieable.
9760 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9762 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9763 breaks after return statements.
9765 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9767 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9768 only after no_new_pseudos.
9770 2007-05-31 Eric Christopher <echristo@apple.com>
9772 * expr.c (convert_move): Assert that we don't have a BLKmode
9774 (store_expr): Handle BLKmode moves by calling emit_block_move.
9776 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9778 * c-typeck.c (build_indirect_ref): Include type in error message.
9779 (build_binary_op): Pass types to binary_op_error.
9780 * c-common.c (binary_op_error): Take two type arguments, print out
9782 * c-common.h (binary_op_error): Update prototype.
9784 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9786 * config/i386/i386.c: Correct coments on -mno-sse4.
9788 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9790 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9791 (x86_64-*-*): Likewise.
9792 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9793 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9794 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9795 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9796 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9797 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9798 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9799 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9800 (OPTION_MASK_ISA_SSE4): Likewise.
9801 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9802 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9803 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9804 (override_options): Support SSE4.2.
9805 (ix86_build_const_vector): Support SImode and DImode.
9806 (ix86_build_signbit_mask): Likewise.
9807 (ix86_expand_int_vcond): Support V2DImode.
9808 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9809 (IX86_BUILTIN_CRC32HI): Likewise.
9810 (IX86_BUILTIN_CRC32SI): Likewise.
9811 (IX86_BUILTIN_CRC32DI): Likewise.
9812 (IX86_BUILTIN_PCMPGTQ): Likewise.
9813 (bdesc_crc32): Likewise.
9814 (bdesc_sse_3arg): Likewise.
9815 (ix86_expand_crc32): Likewise.
9816 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9817 (ix86_expand_builtin): Likewise.
9818 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9819 __SSE4_2__ for -msse4.2.
9820 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9821 (CRC32MODE): Likewise.
9822 (crc32modesuffix): Likewise.
9823 (crc32modeconstraint): Likewise.
9824 (sse4_2_crc32<mode>): Likewise.
9825 (sse4_2_crc32di): Likewise.
9826 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9828 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9829 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9830 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9831 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9832 (vcondu<mode>): Likewise.
9833 * doc/extend.texi: Document SSE4.2 built-in functions.
9834 * doc/invoke.texi: Document -msse4.2/-msse4.
9836 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9838 PR tree-optimization/32160
9839 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9840 variable as gimple reg.
9841 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9843 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9845 * gcc.c (main): Don't consider linker options when issuing the
9846 warning about a linker input file not being used.
9848 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9850 * tree-vrp.c (compare_names): Initialize sop.
9852 2007-05-30 Dirk Mueller <dmueller@suse.de>
9854 * cgraphunit.c (cgraph_analyze_function): Remove
9855 computation of inline parameters.
9857 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9859 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9861 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9863 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9864 Add vx-common.h. Include vxworks.h between vx-common.h and
9866 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9868 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9869 (TARGET_ASM_DESTRUCTOR): Likewise.
9870 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9871 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9872 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9873 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9874 (VXWORKS_ENDIAN_SPEC): Define.
9875 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9876 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9877 VXWORKS_* equivalents.
9878 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9879 (ASM_FILE_START): Delete.
9880 (TARGET_VERSION): Reformat.
9881 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9882 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9883 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9884 (FPBIT, DPBIT): Define.
9885 (fp-bit.c, dp-bit.c): New rules.
9886 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9887 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9888 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9889 * config/arm/arm.h: Include vxworks-dummy.h.
9890 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9891 Mark with ATTRIBUTE_UNUSED.
9892 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9893 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9894 make it incompatible with -msingle-pic-base.
9895 (arm_function_ok_for_sibcall): Return false for calls that might
9896 go through a VxWorks PIC PLT entry.
9897 (require_pic_register): New function, split out from...
9898 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9900 (arm_load_pic_register): Handle the VxWorks RTP initialization
9901 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9902 (arm_emit_call_insn): New function.
9903 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9904 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9905 (pic_offset_arm): New pattern.
9906 (call, call_value): Use arm_emit_call_insn.
9907 (call_internal, call_value_internal): New expanders.
9908 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9909 VxWorks unless __PIC__.
9911 2007-05-30 Eric Christopher <echristo@gmail.com>
9913 * genrecog.c: Include regs.h in generated file.
9914 * genemit.c: Ditto. Fix up formatting.
9915 * config/mn10300/constraints.md: New.
9916 * config/mn10300/mn10300.md: Include.
9917 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9918 Fix up for removed macro.
9919 * config/mn10300/predicates.md (call_address_operand): Ditto.
9920 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9921 (CONST_OK_FOR_I): Ditto.
9922 (CONST_OK_FOR_J): Ditto.
9923 (CONST_OK_FOR_K): Ditto.
9924 (CONST_OK_FOR_L): Ditto.
9925 (CONST_OK_FOR_M): Ditto.
9926 (CONST_OK_FOR_N): Ditto.
9927 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9931 (EXTRA_CONSTRAINT): Ditto.
9933 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9935 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9937 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9938 OPTION_MASK_ISA_64BIT.
9939 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9941 2007-05-30 Richard Guenther <rguenther@suse.de>
9944 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9945 types for comparison.
9946 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9947 with original typed arguments.
9948 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9950 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9952 PR tree-optimization/31769
9953 * except.c (duplicate_eh_regions): Clear prev_try if
9954 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9956 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9958 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9959 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9960 bsi of the location where statements should be inserted.
9961 (sink_code_in_bb): Take bsi from statement_sink_location.
9962 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9963 instead of bsi_start.
9964 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9966 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9967 (bsi_move_before): Document inconsistency with bsi_move_after.
9968 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9970 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9972 * config/i386/i386.h (TARGET_ABM): New define.
9973 (TARGET_POPCNT): Ditto.
9974 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9975 New temporary defines to redefine from OPTION_ISA_* defines.
9976 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9977 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9978 (ix86_isa_flags): New extern int declaration.
9979 (TARGET_SUBTARGET_DEFAULT): New define.
9980 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9981 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9982 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9983 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9984 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9985 * config/i386/darwin.h: Change TARGET_64BIT define to
9988 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9989 using existing "ix86_isa_flags" varible.
9990 (m32, m64): Use existing "ix86_isa_flags" variable.
9991 (mmmx, m3dnow): Ditto.
9992 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9993 (mabm): Define as non-negative option using "x86_abm" variable.
9994 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9996 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9997 Rewrite feature test bitmap.
9998 (ix86_isa_flags): New initialized global int varible.
9999 (ix86_isa_flags_explicit): New static int variable.
10000 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10001 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10002 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10003 target_flags_explicit.
10004 (override_options): Remove "target_enable" and "target_disable" fields
10005 from "struct ptt". Update processor_target_table accordingly. Remove
10006 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10007 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10008 "target_flags" and "ix86_isa_flags_explicit" instead of
10009 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10010 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10011 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10012 to true when either of PTA_POPCNT or PTA_ABM is set in
10013 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10014 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10015 processor_alias_table flags entry. Remove handling of
10016 "target_enable" and "target_disable" fields of processor_target_table.
10017 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10018 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10019 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10020 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10021 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10023 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10025 2007-05-29 David Daney <ddaney@avtrex.com>
10028 * config/mips/mips.c (mips_output_mi_thunk): Emit
10029 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10031 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10032 * config/i386/i386.c (ix86_function_regparm): Added checking of
10033 ix86_force_align_arg_pointer to determine the number of
10034 register parameters.
10036 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10038 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10039 (SET_DR_MISALIGNMENT): New.
10040 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10041 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10042 Use SET_DR_MISALIGNMENT.
10043 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10045 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10046 find_loop_nest): Export.
10047 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10048 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10049 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10050 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10052 (struct mem_ref): Add field reuse_distance.
10053 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10054 Initialize reuse_distance field.
10055 (issue_prefetch_ref): Select temporality of prefetch according to
10057 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10058 self_reuse_distance, determine_loop_nest_reuse): New functions.
10059 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10060 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10061 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10064 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10066 * tree-ssa-alias.c: Add aliasing overview.
10068 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10069 Danny Smith <dannysmith@users.sourceforge.net>
10072 * config/i386/t-crtfm: Compile crtfastmath.o with
10073 -minline-all-stringops.
10074 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10075 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10077 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10079 * doc/md.texi: Document constraints on HP PA-RISC.
10081 * pa/constraints.md: New file.
10082 * pa.md: Include constraints.md.
10083 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10084 (integer_store_memory_operand, ldil_cint_p): New functions.
10085 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10086 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10087 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10088 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10089 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10091 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10094 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10095 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10096 case POSTDECREMENT_EXPR>): Return the error_mark_node
10097 if either the real or imaginary parts would an
10100 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10102 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10103 name when we remove it from a call.
10105 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10107 * targhooks.c (default_narrow_bitfield): Remove.
10108 * targhooks.h: Remove the prototype for
10109 default_narrow_bitfield.
10111 * langhooks-def.h: Remove the prototype for
10112 hook_get_alias_set_0.
10113 * langhooks.c (hook_get_alias_set_0): Remove.
10115 * global.c (EXECUTE_IF_CONFLICT): Remove.
10117 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10120 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10121 return true when truth_value_p is true and the type
10124 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10126 * doc/install.texi (Prerequisites): We no longer require Autoconf
10127 2.13 for the top-level.
10129 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10131 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10132 memory access via x86_expand_vector_move_misalign() only for
10133 TImode values on 32-bit targets.
10135 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10137 * matrix-reorg.c: New file. Implement matrix flattening and
10138 transposing optimization.
10139 * tree-pass.h: Add matrix reorg pass.
10140 * common.opt: Add fipa-mreorg flag.
10141 * Makefile.in: Add matrix-reorg.c.
10142 * passes.c: Add matrix reorg pass.
10143 * varpool.c (add_new_static_var): New function.
10144 * cgraph.h (add_new_static_var): Declare.
10146 2007-05-27 Eric Christopher <echristo@apple.com>
10148 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10149 sp_offset depending on stack size. Save r12 depending
10150 on registers we're saving later.
10151 (rs6000_emit_epilogue): Update sp_offset depending only
10154 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10156 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10157 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10158 * ifcvt.c (if_convert): Ditto.
10159 * tree-ssa-threadupdate.c (thread_block): Ditto.
10160 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10161 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10162 verify_loop_closed_ssa): Check number_of_loops instead of
10164 * predict.c (tree_estimate_probability): Ditto.
10165 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10166 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10167 * modulo-sched.c (sms_schedule): Ditto.
10168 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10169 (scev_finalize): Do not do anything if scev analysis was not
10171 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10172 current_loops == NULL.
10173 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10174 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10175 there are no loops.
10176 (loop_optimizer_finalize): Assert that loops were analyzed.
10177 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10178 rtl_doloop): Check number_of_loops instead of current_loops.
10179 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10180 current_loops == NULL.
10181 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10182 gate_tree_vectorize tree_linear_transform, check_data_deps,
10183 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10184 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10185 Check number_of_loops instead of current_loops.
10186 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10187 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10188 free loops if available.
10189 (execute_pre): Do not pass do_fre to fini_pre.
10191 2007-05-27 Tobias Burnus <burnus@net-b.de>
10193 PR middle-end/32083
10194 * real.c (mpfr_from_real): Fix sign of -Inf.
10196 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10198 * tree-vect-transform.c (vectorizable_conversion): Initialize
10199 tree_code variables to ERROR_MARK.
10200 (vectorizable_type_demotion): Likewise.
10201 (vectorizable_type_promotion): Likewise.
10203 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10206 * config/i386/i386.md (movti): Handle push operands via
10207 ix86_expand_push().
10209 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10211 * basic-block.h: Remove the prototype for merge_seq_blocks.
10212 * cfgcleanup.c (merge_seq_blocks): Remove.
10214 * tree-flow.h: Remove the prototype for is_aliased_with.
10215 * tree-ssa-alias.c (is_aliased_with): Remove.
10217 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10219 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10221 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10223 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10224 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10225 (vec_unpacks_hi_v16qi): Likewise.
10226 (vec_unpacku_lo_v16qi): Likewise.
10227 (vec_unpacks_lo_v16qi): Likewise.
10228 (vec_unpacku_hi_v8hi): Likewise.
10229 (vec_unpacks_hi_v8hi): Likewise.
10230 (vec_unpacku_lo_v8hi): Likewise.
10231 (vec_unpacks_lo_v8hi): Likewise.
10232 (vec_unpacku_hi_v4si): Likewise.
10233 (vec_unpacks_hi_v4si): Likewise.
10234 (vec_unpacku_lo_v4si): Likewise.
10235 (vec_unpacks_lo_v4si): Likewise.
10237 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10239 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10240 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10241 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10242 follow spelling conventions in various
10243 warning/error/diagnostic messages.
10245 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10246 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10247 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10248 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10249 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10250 * doc/tm.texi: Follow spelling conventions.
10252 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10255 * tree-ssa-forwprop.c
10256 (forward_propagate_addr_into_variable_array_index): Remove
10257 the lhs argument. Use the type of def_rhs instead of lhs.
10258 (forward_propagate_addr_expr_1): Update use of
10259 forward_propagate_addr_into_variable_array_index.
10261 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10262 Nigel Stephens <nigel@mips.com>
10264 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10265 function attributes, "far" being an alias for "long_call".
10266 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10267 (mips_near_type_p, mips_far_type_p): New.
10268 (mips_comp_type_attributes): New function to check that attributes
10269 attached to a function type are compatible.
10270 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10271 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10272 to the target function of the thunk.
10273 (mips_encode_section_info): Check for "near" and "far" function
10274 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10276 * config/mips/predicates.md (const_call_insn_operand): Test only
10277 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10279 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10282 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10283 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10284 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10285 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10287 2007-05-25 Eric Christopher <echristo@apple.com>
10289 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10290 to x86-darwin configurations.
10291 * config/i386/t-darwin: Add softfp support.
10292 * config/i386/t-darwin64: Ditto.
10293 * config/i386/sfp-machine.h: If mach then don't use
10294 aliasing, emit a stub to call.
10296 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10298 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10299 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10300 tree-predcom.c, tree-ssa-alias-warnings.c,
10301 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10302 comment typos. Follow spelling conventions.
10303 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10305 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10308 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10309 constants into memory. Expand unaligned memory references for
10310 SSE modes via x86_expand_vector_move_misalign() function.
10312 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10315 "memory" attribute for "sseishft" type insn without operands[2].
10317 2007-05-25 Dirk Mueller <dmueller@suse.de>
10318 Marcus Meissner <meissner@suse.de>
10320 * doc/extend.texi (alloc_size): New attribute.
10321 * c-common.c (handle_alloc_size_attribute): New.
10322 * tree-object-size.c (alloc_object_size): Use alloc_size
10323 attribute, if available.
10325 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10327 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10329 (__builtin_ia32_vec_ext_v2di): Likewise.
10330 (__builtin_ia32_vec_ext_v4si): Likewise.
10331 (__builtin_ia32_vec_ext_v8hi): Likewise.
10332 (__builtin_ia32_vec_ext_v16qi): Likewise.
10333 (__builtin_ia32_vec_set_v8hi): Likewise.
10335 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10337 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10339 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10341 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10342 (arm_is_longcall_p): Rename to...
10343 (arm_is_long_call_p): ...this. Take a single tree argument and
10345 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10346 (CUMULATIVE_ARGS): Remove call_cookie.
10347 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10348 (ENCODED_LONG_CALL_ATTR_P): Delete.
10349 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10350 LONG_CALL_FLAG_CHAR cases.
10351 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10352 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10353 ARM_DECLARE_FUNCTION_SIZE.
10354 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10355 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10356 (arm_encode_call_attribute, current_file_function_operand): Delete.
10357 (arm_function_in_section_p): New function.
10358 (arm_is_longcall_p): Rename to...
10359 (arm_is_long_call_p): ...this. Take the target function as a single
10360 argument and return a bool. Do not rely on call cookies. Check
10361 whether the target symbol is in the same section as the current
10362 function, not just the same compilation unit.
10363 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10364 (arm_encode_section_info): Don't encode a call type.
10365 * config/arm/arm.md (call, call_value): Update calls to
10366 arm_is_long(_)call_p. Simplify logic.
10367 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10368 Update calls to arm_is_long(_)call_p.
10370 2007-05-25 Richard Guenther <rguenther@suse.de>
10372 PR tree-optimization/31982
10373 * tree-ssa-forwprop.c
10374 (forward_propagate_addr_into_variable_array_index): Handle arrays
10375 with element size one.
10377 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10379 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10380 (umulsi3_highpart): Likewise.
10382 2007-05-24 Ian Lance Taylor <iant@google.com>
10384 PR rtl-optimization/32069
10385 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10388 2007-05-24 Ollie Wild <aaw@google.com>
10390 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10393 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10395 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10396 (oprs_unchanged_p): Use it to check all registers in a REG.
10397 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10398 (reg_set_between_after_reload_p): Delete.
10399 (reg_used_between_after_reload_p): Likewise.
10400 (reg_set_or_used_since_bb_start): Likewise.
10401 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10402 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10403 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10404 * rtlanal.c (reg_set_p): Check whether REG overlaps
10405 regs_invalidated_by_call, rather than just checking the
10406 membership of REGNO (REG).
10408 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10410 * doc/passes.texi: Document predictive commoning.
10411 * doc/invoke.texi (-fpredictive-commoning): Document.
10412 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10413 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10414 adding indices to the generated name.
10415 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10416 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10417 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10418 (op_symbol_code): ... and exported.
10419 (dump_omp_clause, op_symbol): Use op_symbol_code
10420 instead of op_symbol_1.
10421 * tree-pass.h (pass_predcom): Declare.
10422 * timevar.def (TV_PREDCOM): New timevar.
10423 * tree-ssa-loop.c (run_tree_predictive_commoning,
10424 gate_tree_predictive_commoning, pass_predcom): New.
10425 * tree-data-ref.c (find_data_references_in_loop): Find the
10426 references in dominance order.
10427 (canonicalize_base_object_address): Ensure that the result has
10429 (dr_analyze_innermost): Export.
10430 (create_data_ref): Code to fail for references with invariant
10432 (find_data_references_in_stmt): ... here.
10433 * tree-data-ref.h (dr_analyze_innermost): Declare.
10434 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10435 (aff_combination_find_elt, name_expansion_hash,
10436 name_expansion_eq, tree_to_aff_combination_expand,
10437 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10439 * tree-affine.h (aff_combination_constant_multiple_p,
10440 tree_to_aff_combination_expand): Declare.
10441 * tree-predcom.c: New file.
10442 * common.opt (fpredictive-commoning): New option.
10443 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10444 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10445 * Makefile.in (tree-predcom.o): Add.
10446 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10447 * passes.c (init_optimization_passes): Add dceloop after
10448 copy propagation in loop optimizer. Add predictive commoning
10449 to loop optimizer passes.
10451 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10453 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10456 2007-05-24 Jan Hubicka <jh@suse.cz>
10458 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10460 (genheader): Include statistics.h.
10462 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10464 * print-rtl.c (flag_dump_unnumbered): Update comments.
10465 (print_rtl): Fix my previous change.
10466 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10469 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10471 PR middle-end/32018
10472 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10474 (thread_through_all_blocks): Call initialize_original_copy_tables
10475 and free_original_copy_tables.
10476 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10478 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10479 * cfghooks.c (duplicate_block): Use get_loop_copy.
10480 * cfg.c: Include cfgloop.h.
10481 (loop_copy): New hash table.
10482 (initialize_original_copy_tables): Initialize loop_copy table.
10483 (free_original_copy_tables): Free loop_copy table.
10484 (copy_original_table_clear, copy_original_table_set,
10485 set_loop_copy, get_loop_copy): New functions.
10486 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10487 * cfgloop.h (struct loop): Remove copy field.
10488 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10489 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10491 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10493 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10494 -msse/-msse2/-msse3.
10496 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10498 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10499 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10501 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10504 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10505 * targhooks.h (default_mangle_decl_assembler_name): Declare
10507 * targhooks.c (default_mangle_decl_assembler_name): Define
10509 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10511 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10512 * langhooks.c (lhd_set_decl_assembler_name): Call
10513 targetm.mangle_decl_assembler_name for names with global scope.
10515 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10517 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10518 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10520 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10521 New. Factored out of i386_pe_encode_section_info.
10522 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10523 Move check for prior decoration of stdcall
10524 symbols to i386_pe_encode_section_info.
10525 (i386_pe_encode_section_info): Adjust call to
10526 gen_stdcall_or_fastcall_suffix. Use
10527 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10528 (i386_pe_mangle_decl_assembler_name): New. Wrap
10529 i386_pe_maybe_mangle_decl_assembler_name.
10531 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10533 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10534 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10535 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10536 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10537 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10540 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10541 Nigel Stephens <nigel@mips.com>
10542 Richard Sandiford <richard@codesourcery.com>
10544 Fix up MIPS16 hard float and add support for complex.
10546 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10547 (TARGET_SOFT_FLOAT_ABI): New.
10548 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10549 __mips_soft_float to reflect the ABI in use, not whether the
10550 FPU is directly accessible (e.g., in MIPS16 mode).
10551 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10552 (UNITS_PER_FPVALUE): Likewise.
10554 * config/mips/mips.c (mips_expand_call): Remove redundant
10555 TARGET_MIPS16 check.
10556 (mips_arg_regno): New.
10557 (function_arg_advance): When setting bits in cum->fp_code for
10558 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10560 (function_arg): Use mips_arg_regno.
10561 (mips_return_mode_in_fpr_p): New.
10562 (mips16_call_stub_mode_suffix): New.
10563 (mips16_cfun_returns_in_fpr_p): New.
10564 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10565 (mips_output_function_prologue): Test mips16_hard_float, not
10566 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10567 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10568 return value into a floating-point register.
10569 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10570 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10571 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10572 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10573 word of double arguments from or to the high bits of 64-bit
10574 floating point registers.
10575 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10576 (mips16_fpret_double): New helper function.
10577 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10578 support for complex modes. Fill in DECL_RESULT for stubdecl.
10579 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10581 * config/mips/mips16.S
10582 (RET, ARG1, ARG2): New.
10583 (MERGE_GPRf, MERGE_GPRt): New.
10584 (DELAYt, DELAYf): New.
10585 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10586 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10587 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10588 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10589 (SFOP): Renamed to...
10590 (OPSF3): This, and macro-ified. Updated all uses.
10591 (SFOP2): Renamed to...
10592 (OPSF2): This, and macro-ified. Updated all uses.
10593 (SFCMP): Renamed to...
10594 (CMPSF): This, and macro-ified. Updated all uses.
10595 (SFREVCMP): Renamed to...
10596 (REVCMPSF): This, and macro-ified. Updated all uses.
10597 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10598 (LDDBL1, LDDBL2, RETDBL): Deleted.
10599 (DFOP): Renamed to...
10600 (OPDF3): This, and macro-ified. Updated all uses.
10601 (DFOP2): Renamed to...
10602 (OPDF2): This, and macro-ified. Updated all uses.
10603 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10604 (DFCMP): Renamed to...
10605 (CMPDF): This, and macro-ified. Updated all uses.
10606 (DFREVCMP): Renamed to...
10607 (REVCMPDF): This, and macro-ified. Updated all uses.
10608 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10609 (RET_FUNCTION): New.
10610 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10611 (__mips16_ret_sc, __mips16_ret_dc): New.
10612 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10613 STUB_ARGS_6, STUB_ARGS_10): New.
10614 (CALL_STUB_NO_RET): New.
10615 (__mips16_call_stub_1): Macro-ified.
10616 (__mips16_call_stub_5): Macro-ified.
10617 (__mips16_call_stub_2): Macro-ified.
10618 (__mips16_call_stub_6): Macro-ified.
10619 (__mips16_call_stub_9): Macro-ified.
10620 (__mips16_call_stub_10): Macro-ified.
10621 (CALL_STUB_RET): New.
10622 (__mips16_call_stub_sf_0): Macro-ified.
10623 (__mips16_call_stub_sf_1): Macro-ified.
10624 (__mips16_call_stub_sf_5): Macro-ified.
10625 (__mips16_call_stub_sf_2): Macro-ified.
10626 (__mips16_call_stub_sf_6): Macro-ified.
10627 (__mips16_call_stub_sf_9): Macro-ified.
10628 (__mips16_call_stub_sf_10): Macro-ified.
10629 (__mips16_call_stub_df_0): Macro-ified.
10630 (__mips16_call_stub_df_1): Macro-ified.
10631 (__mips16_call_stub_df_5): Macro-ified.
10632 (__mips16_call_stub_df_2): Macro-ified.
10633 (__mips16_call_stub_df_6): Macro-ified.
10634 (__mips16_call_stub_df_9): Macro-ified.
10635 (__mips16_call_stub_df_10): Macro-ified.
10636 (__mips16_call_stub_sc_0): New.
10637 (__mips16_call_stub_sc_1): New.
10638 (__mips16_call_stub_sc_5): New.
10639 (__mips16_call_stub_sc_2): New.
10640 (__mips16_call_stub_sc_6): New.
10641 (__mips16_call_stub_sc_9): New.
10642 (__mips16_call_stub_sc_10): New.
10643 (__mips16_call_stub_dc_0): New.
10644 (__mips16_call_stub_dc_1): New.
10645 (__mips16_call_stub_dc_5): New.
10646 (__mips16_call_stub_dc_2): New.
10647 (__mips16_call_stub_dc_6): New.
10648 (__mips16_call_stub_dc_9): New.
10649 (__mips16_call_stub_dc_10): New.
10651 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10652 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10653 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10655 2007-05-23 Ian Lance Taylor <iant@google.com>
10657 * doc/invoke.texi (Invoking GCC): Document that the order of the
10660 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10663 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10664 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10665 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10669 * config/score/score.c (score_print_operand): Make sure that only
10670 lower bits are used.
10672 2007-05-22 Ian Lance Taylor <iant@google.com>
10674 * tree-vrp.c (avoid_overflow_infinity): New static function,
10675 broken out of set_value_range_to_value.
10676 (set_value_range_to_value): Call avoid_overflow_infinity.
10677 (extract_range_from_assert): Likewise.
10679 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10681 PR middle-end/31095
10682 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10683 change the type before looking for a COMPOUND_EXPR.
10685 2007-05-22 Ian Lance Taylor <iant@google.com>
10687 * lower-subreg.c (decompose_multiword_subregs): If we change an
10688 insn, call remove_retval_note on it.
10690 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10692 * regs.h (end_hard_regno): New function.
10693 (END_HARD_REGNO, END_REGNO): New macros.
10694 (add_to_hard_reg_set): New function.
10695 (remove_from_hard_reg_set): Likewise.
10696 (in_hard_reg_set_p): Likewise.
10697 (overlaps_hard_reg_set_p): Likewise.
10698 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10699 (note_btr_set): Use END_HARD_REGNO.
10700 * caller-save.c (setup_save_areas): Use end_hard_regno.
10701 (mark_set_regs): Use END_HARD_REGNO.
10702 (add_stored_regs): Use end_hard_regno.
10703 (mark_referenced_regs): Use add_to_hard_reg_set.
10704 * combine.c (update_table_tick): Use END_REGNO.
10705 (record_value_for_reg): Likewise.
10706 (record_dead_and_set_regs): Likewise.
10707 (get_last_value_validate): Likewise.
10708 (use_crosses_set_p): Likewise.
10709 (reg_dead_at_p_1): Likewise.
10710 (reg_dead_at_p): Likewise.
10711 (mark_used_regs_combine): Use add_to_hard_reg_set.
10712 (move_deaths): Use END_HARD_REGNO.
10713 (reg_bitfield_target_p): Use end_hard_regno.
10714 (distribute_notes): Use END_HARD_REGNO.
10715 * cse.c (mention_regs): Use END_REGNO.
10716 (insert): Use add_to_hard_reg_set.
10717 (invalidate): Use END_HARD_REGNO.
10718 (invalidate_for_call): Likewise.
10719 (exp_equiv_p): Use END_REGNO.
10720 (cse_insn): Likewise.
10721 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10722 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10723 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10724 * function.c (keep_stack_depressed): Use end_hard_regno.
10725 * global.c (global_alloc): Use end_hard_regno.
10726 (global_conflicts): Use add_to_hard_reg_set instead of
10728 (find_reg): Likewise.
10729 (mark_reg_store): Likewise.
10730 (mark_reg_conflicts): Likewise.
10731 (mark_reg_death): Use remove_from_hard_reg_set.
10732 (mark_reg_live_nc): Delete.
10733 (set_preference): Use end_hard_regno.
10734 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10735 remove_from_hard_reg_set.
10736 (post_mark_life): Use add_to_hard_reg_set.
10737 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10738 (reg_becomes_live): Use add_to_hard_reg_set.
10739 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10740 (peep2_find_free_register): Use add_to_hard_reg_set.
10741 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10742 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10743 * regrename.c (note_sets): Use add_to_hard_reg_set.
10744 (clear_dead_regs): Use remove_from_hard_reg_set.
10745 (regrename_optimize): Use add_to_hard_reg_set.
10746 (find_oldest_value_reg): Use in_hard_reg_set_p.
10747 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10748 (hard_reg_set_here_p): Use end_hard_regno.
10749 (decompose): Likewise.
10750 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10751 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10752 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10753 (mark_home_live): Use end_hard_regno.
10754 (spill_hard_reg): Likewise.
10755 (clear_reload_reg_in_use): Likewise.
10756 * reorg.c (delete_prior_computation): Use END_REGNO.
10757 * resource.c (update_live_status): Use END_HARD_REGNO.
10758 (mark_referenced_resources): Use add_to_hard_reg_set.
10759 (mark_set_resources): Likewise.
10760 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10761 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10762 (reg_overlap_mentioned_p): Likewise.
10763 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10764 (covers_regno_no_parallel_p): Use END_REGNO.
10765 (find_regno_note): Likewise.
10766 (find_reg_fusage): Use END_HARD_REGNO.
10767 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10768 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10770 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10772 * mode-switching.c (reg_dies): Change type of second argument to
10774 (optimize_mode_switching): Update accordingly.
10776 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10778 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10780 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10781 (hard_reg_set_empty_p): ...these new functions.
10782 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10783 GO_IF_HARD_REG_SUBSET.
10784 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10785 instead of GO_IF_HARD_REG_EQUAL.
10786 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10787 instead of GO_IF_HARD_REG_EQUAL.
10788 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10789 GO_IF_HARD_REG_SUBSET.
10790 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10791 GO_IF_HARD_REG_EQUAL.
10792 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10793 of GO_IF_HARD_REG_SUBSET.
10794 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10795 instead of GO_IF_HARD_REG_EQUAL.
10796 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10797 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10798 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10799 of GO_IF_HARD_REG_SUBSET,
10800 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10801 GO_IF_HARD_REG_SUBSET.
10802 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10803 instead of GO_IF_HARD_REG_EQUAL.
10804 * config/sh/sh.c (push_regs, calc_live_regs): Use
10805 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10806 (hard_regs_intersect_p): Delete.
10808 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10810 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10812 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10813 Richard Henderson <rth@redhat.com>
10815 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10817 (x86_64-*-*): Likewise.
10819 * i386/i386-modes.def (V2QI): New.
10821 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10823 (override_options): Support SSE4.1.
10824 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10825 (IX86_BUILTIN_BLENDPS): Likewise.
10826 (IX86_BUILTIN_BLENDVPD): Likewise.
10827 (IX86_BUILTIN_BLENDVPS): Likewise.
10828 (IX86_BUILTIN_PBLENDVB128): Likewise.
10829 (IX86_BUILTIN_PBLENDW128): Likewise.
10830 (IX86_BUILTIN_DPPD): Likewise.
10831 (IX86_BUILTIN_DPPS): Likewise.
10832 (IX86_BUILTIN_INSERTPS128): Likewise.
10833 (IX86_BUILTIN_MOVNTDQA): Likewise.
10834 (IX86_BUILTIN_MPSADBW128): Likewise.
10835 (IX86_BUILTIN_PACKUSDW128): Likewise.
10836 (IX86_BUILTIN_PCMPEQQ): Likewise.
10837 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10838 (IX86_BUILTIN_PMAXSB128): Likewise.
10839 (IX86_BUILTIN_PMAXSD128): Likewise.
10840 (IX86_BUILTIN_PMAXUD128): Likewise.
10841 (IX86_BUILTIN_PMAXUW128): Likewise.
10842 (IX86_BUILTIN_PMINSB128): Likewise.
10843 (IX86_BUILTIN_PMINSD128): Likewise.
10844 (IX86_BUILTIN_PMINUD128): Likewise.
10845 (IX86_BUILTIN_PMINUW128): Likewise.
10846 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10847 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10848 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10849 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10850 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10851 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10852 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10853 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10854 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10855 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10856 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10857 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10858 (IX86_BUILTIN_PMULDQ128): Likewise.
10859 (IX86_BUILTIN_PMULLD128): Likewise.
10860 (IX86_BUILTIN_ROUNDPD): Likewise.
10861 (IX86_BUILTIN_ROUNDPS): Likewise.
10862 (IX86_BUILTIN_ROUNDSD): Likewise.
10863 (IX86_BUILTIN_ROUNDSS): Likewise.
10864 (IX86_BUILTIN_PTESTZ): Likewise.
10865 (IX86_BUILTIN_PTESTC): Likewise.
10866 (IX86_BUILTIN_PTESTNZC): Likewise.
10867 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10868 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10869 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10870 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10871 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10872 (bdesc_ptest): New.
10873 (bdesc_sse_3arg): Likewise.
10874 (bdesc_2arg): Likewise.
10875 (bdesc_1arg): Likewise.
10876 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10878 (ix86_expand_sse_4_operands_builtin): New.
10879 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10880 smaller than 8 bits as the 2nd arg.
10881 (ix86_expand_sse_ptest): New.
10882 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10883 (ix86_expand_vector_set): Support SSE4.1.
10884 (ix86_expand_vector_extract): Likewise.
10886 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10887 __SSE4_1__ for -msse4.1.
10889 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10890 (UNSPEC_INSERTPS): Likewise.
10891 (UNSPEC_DP): Likewise.
10892 (UNSPEC_MOVNTDQA): Likewise.
10893 (UNSPEC_MPSADBW): Likewise.
10894 (UNSPEC_PHMINPOSUW): Likewise.
10895 (UNSPEC_PTEST): Likewise.
10896 (UNSPEC_ROUNDP): Likewise.
10897 (UNSPEC_ROUNDS): Likewise.
10899 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10901 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10902 (const_pow2_1_to_32768_operand): Likewise.
10904 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10907 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10909 (sse4_1_insertps): Likewise.
10910 (*sse4_1_extractps): Likewise.
10911 (sse4_1_ptest): Likewise.
10912 (sse4_1_mulv2siv2di3): Likewise.
10913 (*sse4_1_mulv4si3): Likewise.
10914 (*sse4_1_smax<mode>3): Likewise.
10915 (*sse4_1_umax<mode>3): Likewise.
10916 (*sse4_1_smin<mode>3): Likewise.
10917 (*sse4_1_umin<mode>3): Likewise.
10918 (sse4_1_eqv2di3): Likewise.
10919 (*sse4_1_pinsrb): Likewise.
10920 (*sse4_1_pinsrd): Likewise.
10921 (*sse4_1_pinsrq): Likewise.
10922 (*sse4_1_pextrb): Likewise.
10923 (*sse4_1_pextrb_memory): Likewise.
10924 (*sse4_1_pextrw_memory): Likewise.
10925 (*sse4_1_pextrq): Likewise.
10926 (sse4_1_blendpd): Likewise.
10927 (sse4_1_blendps): Likewise.
10928 (sse4_1_blendvpd): Likewise.
10929 (sse4_1_blendvps): Likewise.
10930 (sse4_1_dppd): Likewise.
10931 (sse4_1_dpps): Likewise.
10932 (sse4_1_movntdqa): Likewise.
10933 (sse4_1_mpsadbw): Likewise.
10934 (sse4_1_packusdw): Likewise.
10935 (sse4_1_pblendvb): Likewise.
10936 (sse4_1_pblendw): Likewise.
10937 (sse4_1_phminposuw): Likewise.
10938 (sse4_1_extendv8qiv8hi2): Likewise.
10939 (*sse4_1_extendv8qiv8hi2): Likewise.
10940 (sse4_1_extendv4qiv4si2): Likewise.
10941 (*sse4_1_extendv4qiv4si2): Likewise.
10942 (sse4_1_extendv2qiv2di2): Likewise.
10943 (*sse4_1_extendv2qiv2di2): Likewise.
10944 (sse4_1_extendv4hiv4si2): Likewise.
10945 (*sse4_1_extendv4hiv4si2): Likewise.
10946 (sse4_1_extendv2hiv2di2): Likewise.
10947 (*sse4_1_extendv2hiv2di2): Likewise.
10948 (sse4_1_extendv2siv2di2): Likewise.
10949 (*sse4_1_extendv2siv2di2): Likewise.
10950 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10951 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10952 (sse4_1_zero_extendv4qiv4si2): Likewise.
10953 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10954 (sse4_1_zero_extendv2qiv2di2): Likewise.
10955 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10956 (sse4_1_zero_extendv4hiv4si2): Likewise.
10957 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10958 (sse4_1_zero_extendv2hiv2di2): Likewise.
10959 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10960 (sse4_1_zero_extendv2siv2di2): Likewise.
10961 (*sse4_1_zero_extendv2siv2di2): Likewise.
10962 (sse4_1_roundpd): Likewise.
10963 (sse4_1_roundps): Likewise.
10964 (sse4_1_roundsd): Likewise.
10965 (sse4_1_roundss): Likewise.
10966 (mulv4si3): Don't expand for SSE4.1.
10967 (smax<mode>3): Likewise.
10968 (umaxv4si3): Likewise.
10969 (uminv16qi3): Likewise.
10970 (umin<mode>3): Likewise.
10971 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10973 * doc/extend.texi: Document SSE4.1 built-in functions.
10975 * doc/invoke.texi: Document -msse4.1.
10977 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10979 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10980 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10981 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10982 (ASM_SPEC): Add asm_pcrel_spec.
10983 (EXTRA_SPECS): Add asm_pcrel_spec.
10985 2007-05-21 David Daney <ddaney@avtrex.com>
10987 * doc/install.texi (Building a cross compiler): Add requirements
10988 for Java cross compiler.
10990 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10992 PR middle-end/31995
10993 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10994 Add loopno argument. Use evolution_function_is_invariant_rec_p
10995 instead of evolution_function_is_constant_p.
10996 Update calls to evolution_function_is_affine_multivariate_p.
10997 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10998 Add loopno argument.
10999 * tree-scalar-evolution.c (gather_chrec_stats): Call
11000 evolution_function_is_affine_multivariate_p with a loop
11002 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11003 (analyze_overlapping_iterations): Likewise.
11004 (access_functions_are_affine_or_constant_p): Likewise.
11005 (build_classic_dist_vector_1): If the access functions
11006 are equal, don't do anything.
11008 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11009 Paolo Carlini <pcarlini@suse.de>
11010 Uros Bizjak <ubizjak@gmail.com>
11012 * c-cppbuiltin.c (c_cpp_builtins): Define
11013 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11014 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11015 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11016 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11018 2007-05-21 Mike Stump <mrs@apple.com>
11020 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11022 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11024 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11026 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11027 implementation if __OPTIMIZE__ is not defined.
11028 (_mm_alignr_pi8): Ditto.
11029 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11030 (_mm_inserti_si64): Ditto.
11031 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11032 (_mm_slli_epi16): Ditto.
11033 (_mm_slli_epi32): Ditto.
11034 (_mm_slli_epi64): Ditto.
11035 (_mm_srai_epi16): Ditto.
11036 (_mm_srai_epi32): Ditto.
11037 (_mm_srli_si128): Ditto.
11038 (_mm_slli_si128): Ditto.
11039 (_mm_srli_epi16): Ditto.
11040 (_mm_srli_epi32): Ditto.
11041 (_mm_srli_epi64): Ditto.
11042 (_mm_extract_epi16): Ditto.
11043 (_mm_insert_epi16): Ditto.
11044 (_mm_shufflehi_epi16): Ditto.
11045 (_mm_shufflelo_epi16): Ditto.
11046 (_mm_shuffle_epi32): Ditto.
11047 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11048 (_m_pextrw): Ditto.
11049 (_mm_insert_pi16): Ditto.
11050 (_m_pinsrw): Ditto.
11051 (_mm_shuffle_pi16): Ditto.
11052 (_m_pshufw): Ditto.
11053 (_mm_shufle_ps): Ditto.
11054 (_mm_prefetch): Ditto.
11056 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11058 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11059 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11060 * real.c (encode_i370_single, decode_i370_single,
11061 encode_i370_double, decode_i370_double): Functions removed.
11062 (i370_single_format, i370_double_format): Initializations removed.
11063 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11064 Consider the log2_b field to always be one.
11065 (ieee_single_format, mips_single_format, coldfire_single_format,
11066 ieee_double_format, mips_double_format, coldfire_double_format,
11067 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11068 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11069 ibm_extended_format, mips_extended_format, ieee_quad_format,
11070 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11071 decimal_single_format, decimal_double_format, decimal_quad_format,
11072 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11073 initialization of log2_b.
11074 * real.h (i370_single_format, i370_double_format): Declarations
11076 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11077 field to always be one.
11079 2007-05-21 Andreas Schwab <schwab@suse.de>
11081 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11082 NOTE_INSN_BASIC_BLOCK_P.
11083 (process_for_unwind_directive): Likewise.
11085 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11087 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11088 * function.h (struct function): Move va_list_gpr_size,
11089 va_list_fpr_size, function_frequency to front of bitfields. Add
11091 (current_function_calls_unwind_init): New.
11092 * except.c (expand_builtin_unwind_init): Set
11093 current_function_calls_unwind_init not
11094 current_function_has_nonlocal_label.
11095 * reload1.c (has_nonexceptional_receiver): New.
11096 (reload): Use it and current_function_calls_unwind_init to
11097 determine whether call-saved regs must be saved.
11099 2007-05-20 Jan Hubicka <jh@suse.cz>
11101 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11102 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11103 * ddg.c (create_ddg): LIkewise.
11104 * final.c (final): Remove hunk moving line number notes around since
11105 they are no longer present at this stage.
11106 (final_scan_insn): Use NOTE_KIND instead of
11107 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11108 (output_asm_label): Likewise.
11109 * reorg.c (dbr_schedule): Likewise.
11110 * haifa-sched.c (unlink_other_notes): Likewise.
11111 * mode-switching.c (optimize_mode_switching): Likewise.
11112 * graph.c (start_bb): Likewise.
11113 * rtl.def (NOTE): Update description.
11114 * jump.c (squeeze_notes): Delete.
11115 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11116 NOTE_INSN_BASIC_BLOCK_P when possible.
11117 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11118 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11119 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11120 (dwarf2out_var_location): Likewise.
11121 * cfgbuild.c (make_edges): Likewise.
11122 (find_basic_blocks_1): Likewise.
11123 * function.c (reorder_blocks_1): Likewise.
11124 (epilogue_done): Likewise.
11125 (reposition_prologue_and_epilogue_notes): Likewise.
11126 * print-rtl.c (print_rtx): Likewise; drop code for printing
11128 (print_rtl): Likewise.
11129 (print_rtl_single): Likewise.
11130 * gcse.c (insert_insn_start_bb): Likewise.
11131 * alias.c (init_alias_analysis): Likewise.
11132 * calls.c (fixup_tail_calls): Likewise.
11133 * except.c (sjlj_emit_function_enter): Likewise.
11134 * emit-rtl.c (add_insn_after): Likeiwse.
11135 (emit_label_before): Likewise.
11136 (emit_label_after): Likewise.
11137 (emit_note_before, emit_note_after, emit_note): Update
11138 parameter to be enum insn_note; do not deal with source
11140 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11141 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11143 (merge_blocks_move_successor_nojumps): Simplify now when
11144 we don't have BLOCK notes.
11145 (try_optimize_cfg): Likewise.
11146 * cfglayout.c (skip_insns_after_block): Likewise.
11147 (record_effective_endpoints): Likewise.
11148 (duplicate_insn_chain): Likewise.
11149 * varasm.c (output_constant_pool_1): Likewise.
11150 * sched-deps.c (sched_analyze): Likewise.
11151 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11153 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11154 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11155 (SET_INSN_DELETED): Simplify.
11156 (NOTE_LINE_NUMBER): Exterminate.
11157 (NOTE_LINE_KIND): New.
11158 (NOTE_INSN_BASIC_BLOCK_P): Update.
11159 (enum insn_note): Simplify.
11160 (GET_NOTE_INSN_NAME) Simplify.
11161 (emit_note_before, emit_note_after, emit_note): Update prototype.
11162 (squeeze_notes): Remove.
11163 * sched-int.h (NOTE_NOT_BB_P): Update.
11164 * resource.c (mark_target_live_regs): Update.
11165 * sched-rgn.c (debug_dependencies): Update.
11166 * sched-vis.c (print_insn): Update.
11167 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11168 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11169 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11170 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11171 (split_branches): Update.
11172 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11174 (sh_adjust_unroll_max): Exterminate.
11175 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11176 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11177 (m68hc11_reorg): Likewise.
11178 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11179 (emit_predicate_relation_info): Update.
11180 (process_for_unwind_directive): Update.
11181 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11182 (output_call): Update.
11183 * config/pa/pa.c (output_lbranch): Update.
11184 (output_millicode_call): Update.
11185 (output_call): Update.
11186 (pa_combine_instructions): Update.
11187 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11188 * config/bfin/bfin.c (gen_one_bundle): Update.
11189 * cfgrtl.c (can_delete_note_p): Update.
11190 (delete_insn): Update.
11191 (rtl_merge_blocks): Update.
11192 (commit_one_edge_insertion): Update.
11193 (rtl_verify_flow_info): Update.
11194 * stmt.c (expand_case): Do not call squeeze_notes.
11196 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11203 * c.opt (Wtype-limits): New.
11204 * doc/invoke.texi (Wtype-limits): Document it.
11205 (Wextra): Enabled by -Wextra.
11206 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11207 * c-common.c (shorten_compare): Warn with Wtype-limits.
11209 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11211 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11212 inlined function, not as a macro.
11213 (_mm_alignr_pi8): Ditto.
11214 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11215 (_mm_inserti_si64): Ditto.
11216 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11217 (_mm_extract_epi16): Ditto.
11218 (_mm_insert_epi16): Ditto.
11219 (_mm_shufflehi_epi16): Ditto.
11220 (_mm_shufflelo_epi16): Ditto.
11221 (_mm_shuffle_epi32): Ditto.
11222 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11223 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11225 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11227 (_m_to_float): Use C89 compatible assignment.
11229 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11232 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11234 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11237 * doc/invoke.texi (Wreturn-type): Complete description.
11238 (Wextra): Delete item about return-type warning.
11239 * c-decl.c: Delete redundant Wextra warning.
11241 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11244 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11245 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11246 inlined function, not as a macro.
11247 (_mm_prefetch): Ditto.
11248 (_m_pextrw): Ditto.
11249 (_mm_insert_pi16): Ditto.
11250 (_m_pinsrw): Ditto.
11251 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11252 (_m_pshufw): Ditto. Add const to __N argument.
11253 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11254 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11255 (_mm_slli_epi32): Ditto.
11256 (_mm_srli_si128): Implement as always inlined function, not as a
11257 macro. Add __inline to function declaration.
11258 (_mm_slli_si128): Ditto.
11260 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11262 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11263 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11265 (struct fenv): New structure.
11266 (FP_HANDLE_EXCEPTIONS): New define.
11267 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11268 (_FP_DECL_EXP): New define.
11269 (FP_INIT_ROUNDMODE): New define.
11270 (FP_ROUNDMODE): New define.
11272 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11274 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11275 (Wconversion): Update description.
11276 (Wconversion-sign): New.
11277 * c.opt (Wconversion-sign): New.
11278 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11279 means disabled for C++. Otherwise, take the status of Wconversion.
11280 * c-common.c (conversion_warning): Warn with either Wconversion or
11282 (warnings_for_convert_and_check): Conditions are already checked by
11283 conversion_warning.
11284 (convert_and_check): Don't check warnings if the conversion failed.
11286 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11287 Anatoly Sokolov <aesok@dol.ru>
11289 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11290 avr_epilogue_uses) : Add declaration.
11291 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11292 * config/avr/constraints.md (R): New constraint.
11293 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11294 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11295 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11296 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11297 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11298 call_prologue_saves, epilogue_restores, return_from_epilogue,
11299 return_from_main_epilogue, return_from_interrupt_epilogue,
11300 return_from_naked_epilogue, prologue, epilogue): New patterns.
11301 (jump): Handle symbol reference.
11302 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11303 avr_output_function_prologue, avr_output_function_epilogue): Remove
11305 (avr_init_machine_status, expand_prologue, expand_epilogue,
11306 avr_asm_function_end_prologue, avr_epilogue_uses,
11307 avr_asm_function_begin_epilogue): New functions.
11308 (prologue_size, epilogue_size, jump_tables_size): Remove global
11310 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11311 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11312 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11313 (avr_override_options): Initialise init_machine_status.
11314 (output_movhi): Handle all stack pointer loads.
11315 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11316 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11317 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11318 (EPILOGUE_USES) Redefine.
11319 (machine_function) Declare.
11321 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11323 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11324 Use a single return statement.
11326 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11328 PR middle-end/30250
11329 * builtins.c (do_mpfr_lgamma_r): New.
11330 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11331 * tree.h (CASE_FLT_FN_REENT): New.
11333 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11335 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11336 (output_die): Use 'unsigned long' with %x.
11337 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11338 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11339 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11341 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11343 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11348 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11349 true if function has no argument.
11351 2007-05-18 DJ Delorie <dj@redhat.com>
11353 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11354 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11356 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11358 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11359 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11360 count_trailing_zeros.
11361 (__i386__): Implement count_leading_zeros using __builtin_clz().
11362 Implement count_trailing_zeros usign __builtin_ctz().
11364 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11366 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11368 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11370 PR middle-end/31344
11371 * expr.c (emit_move_change_mode): Change mode of push operands here.
11373 2007-05-17 Ian Lance Taylor <iant@google.com>
11375 PR tree-optimization/31953
11376 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11377 Change all callers.
11378 (set_value_range_to_null): Call set_value_range_to_value.
11379 (extract_range_from_comparison): Likewise.
11381 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11383 * toplev.c (print_version): Output GMP/MPFR version info.
11385 * builtins.c (CASE_MATHFN_REENT): New macro.
11386 (mathfn_built_in): Use it.
11387 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11388 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11389 BUILT_IN_LGAMMAL_R): New.
11390 * doc/extend.texi: Document new builtins.
11392 PR middle-end/31796
11393 * builtins.c (do_mpfr_remquo): New.
11394 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11395 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11397 PR middle-end/30251
11398 * builtins.c (fold_builtin_1): Handle y0, y1.
11399 (fold_builtin_2): Handle yn.
11401 PR middle-end/30251
11402 * builtins.c (do_mpfr_bessel_n): New.
11403 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11404 (fold_builtin_2): Handle BUILT_IN_JN.
11406 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11409 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11410 TYPE_PRECISION (intmax_type_node).
11412 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11415 * reload.c (subst_reloads): Remove checking.
11417 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11419 PR rtl-optimization/31691
11420 * combine.c (simplify_set): Build a new src pattern instead of
11421 substituting its operands in the COMPARE case.
11423 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11425 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11426 (execute_vrp): Preserve loops through jump threading.
11427 * tree-ssa-threadupdate.c (thread_single_edge,
11428 dbds_continue_enumeration_p, determine_bb_domination_status,
11429 thread_through_loop_header): New functions.
11430 (create_edge_and_update_destination_phis,
11431 create_edge_and_update_destination_phis): Set loops for the new blocks.
11432 (prune_undesirable_thread_requests): Removed.
11433 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11435 (thread_block): Do not call prune_undesirable_thread_requests.
11437 (mark_threaded_blocks): Select edges to thread here.
11438 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11439 Thread edges through loop headers independently.
11440 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11441 * tree-pass.h (TODO_mark_first_instance): New.
11442 (first_pass_instance): Declare.
11443 * cfghooks.c (duplicate_block): Put the block to the original loop
11444 if copy is not specified.
11445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11446 jump threading. Pass may_peel_loop_headers to
11447 thread_through_all_blocks according to first_pass_instance.
11448 * cfgloop.h (create_preheader): Declare.
11449 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11450 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11451 * passes.c (first_pass_instance): New variable.
11452 (next_pass_1): Set TODO_mark_first_instance.
11453 (execute_todo): Set first_pass_instance.
11455 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11457 PR tree-optimization/24659
11458 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11459 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11460 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11461 OTI_vec_pack_ufix_trunc.
11462 (vec_unpacks_float_hi_optab): Define new macro.
11463 (vec_unpacks_float_lo_optab): Ditto.
11464 (vec_unpacku_float_hi_optab): Ditto.
11465 (vec_unpacku_float_lo_optab): Ditto.
11466 (vec_pack_sfix_trunc_optab): Ditto.
11467 (vec_pack_ufix_trunc_optab): Ditto.
11468 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11469 and vec_pack_[s|u]fix_trunc_optab using
11470 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11471 * tree-vectorizer.c (supportable_widening_operation): Handle
11472 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11473 (supportable_narrowing_operation): New function.
11474 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11475 * tree-vect-transform.c (vectorizable_conversion): Handle
11476 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11477 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11478 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11479 to check for target support.
11480 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11481 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11482 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11483 for VEC_PACK_FIX_TRUNC_EXPR.
11484 (expand_binop): Special case mode of the result for
11485 vec_pack_[u|s]fix_trunc_optab.
11486 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11487 vec_pack_[u|s]fix_trunc_optab.
11489 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11490 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11491 * tree-pretty-print.c (dump_generic_node): Handle
11492 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11493 VEC_PACK_FIX_TRUNC_EXPR.
11495 * expr.c (expand_expr_real_1): Ditto.
11496 * tree-inline.c (estimate_num_insns_1): Ditto.
11497 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11499 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11500 (vec_unpacks_float_lo_v8hi): Ditto.
11501 (vec_unpacku_float_hi_v8hi): Ditto.
11502 (vec_unpacku_float_lo_v8hi): Ditto.
11503 (vec_unpacks_float_hi_v4si): Ditto.
11504 (vec_unpacks_float_lo_v4si): Ditto.
11505 (vec_pack_sfix_trunc_v2df): Ditto.
11507 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11509 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11510 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11511 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11512 [vec_pack_ufix_trunc]: Ditto.
11513 [vec_unpacks_float_hi]: Ditto.
11514 [vec_unpacks_float_lo]: Ditto.
11515 [vec_unpacku_float_hi]: Ditto.
11516 [vec_unpacku_float_lo]: Ditto.
11518 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11520 * soft-fp/README: Update for new files.
11521 * soft-fp/floattisf.c: New file.
11522 * soft-fp/floattidf.c: New file.
11523 * soft-fp/floattitf.c: New file.
11524 * soft-fp/floatuntisf.c: New file.
11525 * soft-fp/floatuntidf.c: New file.
11526 * soft-fp/floatuntitf.c: New file.
11527 * soft-fp/fixsfti.c: New file.
11528 * soft-fp/fixdfti.c: New file.
11529 * soft-fp/fixtfti.c: New file.
11530 * soft-fp/fixunssfti.c: New file.
11531 * soft-fp/fixunsdfti.c: New file.
11532 * soft-fp/fixunstfti.c: New file.
11533 * soft-fp/extendxftf.c: New file.
11534 * soft-fp/trunctfxf.c: New file.
11536 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11537 (__trunctfxf2): Ditto.
11539 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11540 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11541 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11542 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11543 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11544 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11546 * config/i386/t-fprules-softfp64: New file.
11547 * config/i386/sfp-machine.h: New file.
11548 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11549 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11550 and soft-fp/t-softfp to tmake_file.
11551 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11552 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11554 * config/i386/t-linux64 (softfp_wrap_start): New.
11555 (softfp_wrap_end): New.
11556 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11557 supported for TARGET_64BIT.
11559 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11561 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11562 c_common_unsigned_type behavior.
11564 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11566 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11569 2007-05-16 Eric Christopher <echristo@apple.com>
11571 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11572 saving after stack push. Set sp_offset whenever we push.
11573 (rs6000_emit_epilogue): Move altivec register restore before
11576 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11578 * configure.ac: Allow sysroots to be relocated under $prefix as
11579 well as $exec_prefix.
11580 * configure: Regenerate.
11582 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11586 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11588 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11589 (gcc_tooldir): Likewise.
11590 * configure: Regenerate.
11591 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11592 old configure.ac gcc_tooldir setting.
11593 (prefix_to_exec_prefix): New variable.
11594 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11595 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11597 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11599 * c-typeck.c (build_binary_op): Return early for error.
11601 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11603 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11604 struct nb_iter_bound.
11605 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11606 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11607 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11608 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11609 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11610 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11611 (del_scev_info): Use ggc_free.
11612 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11613 * loop-init.c: Include ggc.h.
11614 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11615 (loop_optimizer_finalize): Use ggc_free.
11616 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11617 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11618 pass_iv_optimize): Add TODO_ggc_collect.
11619 * function.h (struct function): Remove skip marker from
11621 * cfgloop.c: Include ggc.h.
11622 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11624 (establish_preds): Vector superloops is gc allocated.
11625 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11627 (flow_loops_find): Vector larray is gc allocated.
11628 (loop_exit_free): Use ggc_free.
11629 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11630 that head of exits list is now not a part of struct loop.
11631 (record_loop_exits): Allocate exits table in gc memory.
11632 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11633 that head of exits list is now not a part of struct loop.
11634 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11635 struct loop_exit): Add GTY marker.
11636 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11637 Add skip marker to aux field. Make head of exits list a separate
11639 (struct loops): Add GTY marker. Make larray vector gc allocated.
11640 Add param marker to exits table.
11641 (get_loops): Type changed.
11642 * Makefile.in (tree-scalar-evolution.o): Add
11643 gt-tree-scalar-evolution.h dependency.
11644 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11645 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11646 * basic-block.h (struct basic_block_def): Remove skip marker from
11649 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11651 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11652 of 0 in the call to expand_expr().
11653 (expand_builtin_mathfn_3): Ditto.
11654 (expand_builtin_interclass_mathfn): Ditto.
11655 (expand_builtin_cexpi): Ditto.
11656 (expand_builtin_int_roundingfn): Ditto.
11657 (expand_builtin_int_roundingfn_2): Ditto.
11658 (expand_builtin_pow): Ditto.
11659 (expand_builtin_powi): Ditto.
11660 (expand_builtin_bswap): Ditto.
11661 (expand_builtin_unop): Ditto.
11662 (expand_builtin_fabs): Ditto.
11663 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11664 the call to expand_expr().
11665 (expand_builtin_sync_operation): Ditto.
11666 (expand_builtin_compare_and_swap): Ditto.
11667 (expand_builtin_lock_test_and_set): Ditto.
11668 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11669 instead of 0 in the call to expand_expr().
11670 (expand_builtin_extract_return_addr): Ditto.
11671 (expand_builtin_eh_return): Ditto.
11672 (expand_eh_return): Ditto.
11673 * explow.c (expr_size): Ditto.
11674 * expr.c (optimize_bitfield_assignment_op): Ditto.
11675 (expand_assignement): Ditto.
11676 (store_expr): Ditto.
11677 (store_field): Ditto.
11678 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11679 the call to expand_expr().
11680 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11681 in the call to expand_expr().
11682 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11683 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11684 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11686 * optabs.c (expand_vec_shift_expr): Ditto.
11687 (expand_vec_cond_expr): Ditto.
11688 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11689 call to expand_expr().
11690 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11691 in the call to expand_expr().
11693 2007-05-14 Dave Korn <dave.korn@artimi.com>
11695 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11697 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11699 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11700 instead of c_common_unsigned_type.
11701 (c_common_unsigned_type): Remove.
11702 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11703 c_common_unsigned_type.
11704 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11705 c_common_unsigned_type.
11706 * c-common.h (c_common_unsigned_type): Remove.
11707 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11708 c_common_unsigned_type.
11709 * c-format.c (check_format_types): Use unsigned_type_for instead of
11710 c_common_unsigned_type.
11711 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11712 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11713 of c_common_unsigned_type.
11714 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11715 lang_hooks.types.unsigned_type.
11716 * expmed.c (make_tree): Use unsigned_type_for instead of
11717 lang_hooks.types.unsigned_type.
11718 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11719 lang_hooks.types.unsigned_type.
11720 (build_range_check): Likewise.
11721 (fold_unary): Likewise.
11722 (fold_binary): Likewise.
11723 (fold_ternary): Likewise.
11724 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11725 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11726 * tree.c (get_unsigned_type): New.
11727 (unsigned_type_for): Use get_unsigned_type instead of
11728 lang_hooks.types.unsigned_type.
11730 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11732 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11733 to m68k_get_function_kind. Update its prototype.
11734 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11736 (m68k_interrupt_function_p): Return enum m68k_function_type
11737 instead of bool. Rename to m68k_get_function_kind.
11738 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11739 target is not fido.
11740 (m68k_compute_frame_layout): Don't mark any register for save
11741 if an interrupt_thread attribute is specified.
11742 (m68k_hard_regno_rename_ok): Update a use of
11743 m68k_interrupt_function_p.
11744 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11745 m68k_interrupt_function_p.
11746 (m68k_function_type): New.
11747 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11748 for a function with an interrupt_thread attribute.
11749 * doc/extend.texi: Document the interrupt_thread attribute.
11751 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11753 Fix PR tree-optimization/31911
11754 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11755 if they didn't change the expression.
11757 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11759 * tree-scalar-evolution.c (resolve_mixers): Exported.
11760 * tree-scalar-evolution.h (resolve_mixers): Declare.
11761 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11762 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11763 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11764 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11765 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11766 strip_conversion, analyze_offset_expr, address_analysis,
11767 object_analysis, analyze_offset): Removed.
11768 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11769 split_constant_offset, canonicalize_base_object_address,
11770 object_address_invariant_in_loop_p, disjoint_objects_p,
11771 dr_may_alias_p, dr_address_invariant_p): New functions.
11772 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11773 and dr_analyze_alias.
11774 (initialize_data_dependence_relation): Use dr_may_alias_p
11775 and object_address_invariant_in_loop_p.
11776 (compute_self_dependence): Handle the case when
11777 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11778 (find_data_references_in_stmt): Restrict the analysis of data
11779 references to the given loop nest.
11780 (find_data_references_in_loop): Made static. Pass loop nest to
11781 find_data_references_in_stmt.
11782 (compute_data_dependences_for_loop): Use DR_VOPS.
11783 (free_data_ref): Free DR_VOPS.
11784 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11785 (struct innermost_loop_behavior): ... new.
11786 (struct base_object_info): Replaced by ...
11787 (struct indices): ... new.
11788 (struct dr_alias): New.
11789 (enum data_ref_type): Removed.
11790 (struct data_reference): Consist of struct innermost_loop_behavior,
11791 struct indices and struct dr_alias.
11792 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11793 (DR_MEMTAG): Renamed to ...
11794 (DR_SYMBOL_TAG): ... this.
11795 (find_data_references_in_loop): Declaration removed.
11796 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11797 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11798 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11799 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11801 2007-05-13 Revital Eres <eres@il.ibm.com>
11803 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11804 which walks virtual def-use chains to find redundant stores.
11805 (dse_optimize_stmt): Call it.
11807 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11809 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11810 * passes.c (init_optimization_passes): Move pass_jump_bypass
11813 * basic-block.h (bb_has_eh_pred): Fix style issue.
11815 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11817 PR rtl-optimization/31848
11818 * loop-invariant.c (move_invariant_reg): If we move an insn
11819 with a REG_EQUAL note, and that insn is not always executed,
11820 remove the REG_EQUAL note.
11822 2007-05-12 Richard Guenther <rguenther@suse.de>
11824 PR tree-optimization/31797
11825 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11826 propagate into a stmt that has volatile ops.
11828 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11830 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11831 (gcc_tooldir): Likewise.
11832 * configure: Regenerate.
11833 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11834 old configure.ac gcc_tooldir setting.
11835 (prefix_to_exec_prefix): New variable.
11836 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11837 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11839 2007-05-11 Silvius Rus <rus@google.com>
11841 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11842 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11843 * c-common.h (strict_aliasing_warning): Change return type.
11844 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11845 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11846 (build_c_cast): Condition call to strict_aliasing_warning.
11847 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11848 * flags.h (set_Wstrict_aliasing): Declare.
11849 * opts.c (set_Wstrict_alising): Define, add call to.
11850 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11851 * tree-ssa-alias-warnings.c: New file.
11852 * tree-ssa-alias.c (compute_may_aliases): Add call to
11853 strict_aliasing_warning_backend.
11855 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11857 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11858 Use loop_depth and loop_outer accessor functions.
11859 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11860 determine_invariantness_stmt, move_computations_stmt): Ditto.
11861 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11862 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11863 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11864 * tree-scalar-evolution.c (interpret_loop_phi,
11865 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11866 instantiate_parameters_1, scev_const_prop): Ditto.
11867 * cfghooks.c (make_forwarder_block): Ditto.
11868 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11869 * modulo-sched.c (loop_canon_p): Ditto.
11870 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11871 slpeel_can_duplicate_loop_p): Ditto.
11872 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11873 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11874 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11875 cancel_loop, verify_loop_structure): Ditto.
11876 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11877 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11878 superloops vector instead of "pred" array.
11879 (establish_preds): Take father loop as an argument. Initialize the
11881 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11882 Do not initialize loop->outer.
11883 (flow_loop_tree_node_remove): Truncate the superloops vector.
11884 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11885 "pred" merged to "superloops" vector.
11886 (loop_depth, loop_outer): New.
11887 (fel_init): Use loop_outer.
11889 2007-05-11 Jan Hubicka <jh@suse.cz>
11891 * cgraphunit.c: Include gt-cgraphunit.h
11892 (static_ctors, static_dtors): New static vars.
11893 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11894 based on implementation in c-common.c
11895 (cgraph_finalize_function): Call record_cdtor_fn.
11896 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11897 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11898 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11899 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11900 build_cdtor, c_build_cdtor_fns): Remove.
11901 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11902 c_build_cdtor_fns): Remove prototype.
11904 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11907 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11908 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11909 * builtins.c (fold_builtin_memchr): New.
11910 (expand_builtin_memchr): Call the latter.
11911 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11912 * doc/extend.texi ([Other built-in functions provided by GCC]):
11915 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11917 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11918 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11919 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11920 PFPO_OP1_TYPE_SHIFT): Constants added.
11921 (DFP_ALL): Mode macro defined.
11922 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11923 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11924 Insn definitions added.
11925 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11926 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11929 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11931 PR tree-optimization/31885
11932 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11933 NULL_TREE to be undetermined.
11934 (automatically_generated_chrec_p): Return false for NULL.
11936 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11938 * config/bfin/bfin.h (MOVE_RATIO): Define.
11940 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11942 * config.gcc (sparc-wrs-vxworks): New target.
11943 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11944 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11945 * config/sparc/sparc.h: Include vxworks-dummy.h.
11946 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11947 include LABEL_REFs too.
11948 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11949 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11951 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11953 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11954 (sparc_emit_call_insn): New function.
11955 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11956 functions when generating VxWorks PIC.
11957 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11958 (call, call_value): Use sparc_emit_call_insn instead of
11961 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11963 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11965 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11967 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11968 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11969 split_double instead of operand_subword.
11971 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11973 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11974 * config/bfin/bfin.c (bfin_local_alignment): New function.
11975 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11977 2007-05-08 Chao-ying Fu <fu@mips.com>
11979 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11980 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11981 (smsub_widen_optab, umsub_widen_optab): Define.
11982 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11984 * genopinit.c (optabs): Fill in smsub_widen_optab and
11986 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11987 and umsub_widen_optab to implement multiply-subtract sequences.
11988 * config/mips/mips.md (*msac<u>_di): Rename to...
11989 (<u>msubsidi4): ...this. Extend condition to include
11990 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11991 of operand 0 to "ka" and use the three-operand form of msub<u>
11993 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11996 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11998 PR rtl-optimization/28011
11999 * reload.c (push_reload): Set dont_share if IN appears in OUT
12000 also when IN is a PLUS rtx.
12001 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12004 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12006 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12007 call unshare_all_decls.
12008 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12009 (unshare_all_decls): Remove.
12011 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12014 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12017 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12018 Nigel Stephens <nigel@mips.com>
12020 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12021 Update comments and all uses.
12022 (MIN_FPRS_PER_FMT): Define.
12023 * config/mips/mips.c (function_arg): Fix to correctly handle
12024 the -mips32r2 -mfp64 -mabi=32 case.
12025 (override_options): Enable use of odd-numbered registers for
12026 SFmode values on MIPS32.
12027 (mips_save_reg_p): Save whole floating-point register pair if
12028 either half is used.
12029 (compute_frame_size): Fix comment.
12031 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12033 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12034 argument of type bool.
12035 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12036 argument. Safely select temporary P register according to it.
12037 (do_link): Change call site of add_to_reg accordingly.
12038 (do_unlink): Add epilogue_p as a fourth argument and pass it
12040 (expand_interrupt_handler_epilogue): Change call of do_unlink
12042 (bfin_expand_prologue): Add a third argument sibcall_p.
12043 * config/bfin/bfin.md (epilogue): Change call of
12044 bfin_expand_epilogue accordingly.
12045 (sibcall_epilogue): Likewise.
12046 (eh_return_internal): Likewise.
12048 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12049 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12050 * config/bfin/bfin.c (bfin_handle_option): Handle
12051 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12052 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12053 Support bf534, bf536 and bf561.
12054 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12056 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12059 * config/i386/i386.c (ix86_function_regparm): Process local
12060 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12062 2007-05-07 Mike Stump <mrs@apple.com>
12064 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12065 also checks for and while statements in C++.
12067 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12069 * gcc.c (at_file_supplied): New variable.
12070 (main): Set it if we expanded argv.
12071 (do_spec_1): Pass an @-file to the linker if we were called with
12072 an @-file argument and HAVE_GNU_LD.
12073 * collect2.c (at_file_supplied): New variable.
12074 (response_file): New variable.
12075 (collect_exit): Unlink response_file if necessary.
12076 (handler): Likewise.
12077 (do_wait): Likewise.
12078 (main): Set at_file_supplied if we expanded argv.
12079 (collect_execute): Pass an @-file to subprocesses if we were called
12080 with an @-file argument.
12081 * configure.ac: Add define for HAVE_GNU_LD.
12082 * configure: Regenerate.
12083 * config.in: Regenerate.
12085 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12087 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12088 operand to HI mode.
12093 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12095 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12096 (TARGET_ENCODE_SECTION_INFO): Re-define.
12097 (m32c_encode_section_info): New
12098 (function_vector_handler): New
12099 (current_function_special_page_vector): New
12100 (m32c_special_page_vector_p): New.
12101 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12103 * config/m32c/jump.md: Added instruction JSRS for functions
12104 with attribute "function_vector".
12105 * doc/extend.texi (function_vector): Added description
12106 for M16C, M32C targets.
12108 2007-05-07 DJ Delorie <dj@redhat.com>
12111 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12112 ashrpsi3, lshrpsi3): Update shift count constraint.
12114 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12115 Nathan Froyd <froydnj@codesourcery.com>
12118 * c-incpath.c (add_path): Strip trailing path separators.
12120 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12122 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12123 Free dominance info before purging EH edges.
12124 (eliminate_degenerate_phis): Likewise.
12125 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12127 2007-05-07 Jan Hubicka <jh@suse.cz>
12129 * gimplify.c (gimplify_expr): Do not crash when folding
12130 (void *)(int)&a + 4.
12132 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12135 * c-opts.c (lang_fortran): Make it non static.
12136 * c-common.h (lang_fortran): New prototype.
12137 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12138 -lang-fortran option was passed by the driver.
12140 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12142 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12143 of ASSERT_CHECKING. Tweak message.
12145 2007-05-06 Revital Eres <eres@il.ibm.com>
12148 * loop-unroll.c (insert_var_expansion_initialization):
12149 Initialize the expansions with -zero instead of +zero.
12151 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12153 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12154 into pic and non-pic versions. Mark r19 as used for
12155 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12156 for tgd_load, tld_load and tie_load .
12157 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12158 version of tgd_load, tld_load and tie_load depending on the
12161 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12162 Jakub Jelinek <jakub@redhat.com>
12164 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12165 (__do_global_dtors_aux): Use more paranoid loop to run
12166 destructors if HIDDEN_DTOR_LIST_END.
12167 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12169 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12171 * varasm.c (align_variable): Don't increase alignment for
12172 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12173 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12175 2007-05-04 Josh Conner <jconner@apple.com>
12177 * basic-block.h (cdi_direction): Assign values to all enumeration
12179 (dom_computed): Remove.
12180 (dom_info_state): New.
12181 (set_dom_info_availability): New.
12182 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12183 walk_data.dom_direction.
12184 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12185 instead of dom_computed[].
12186 (split_edge): Likewise.
12187 (create_basic_block): Likewise.
12188 (merge_blocks): Likewise.
12189 * ifcvt.c (find_if_header): Likewise.
12190 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12191 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12192 * tree-ssa.c (verify_ssa): Likewise.
12193 * tree-cfg.c (tree_verify_flow_info): Likewise.
12194 (remove_edge_and_dominated_blocks): Likewise.
12195 * dominance.c (dom_computed): Make static.
12196 (calc_dfs_tree_nonrec): Change third param to a bool.
12197 (calc_dfs_tree): Change second param to a bool.
12198 (calc_idioms): Change second param to a bool. Use
12199 dom_convert_dir_to_idx.
12200 (init_dom_info): Validate dir before using.
12201 (dom_convert_dir_to_idx): New.
12202 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12203 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12204 (free_dominance_info): Use dom_convert_dir_to_idx.
12205 (get_immediate_dominator): Likewise.
12206 (set_immediate_dominator): Likewise.
12207 (get_dominated_by): Likewise.
12208 (redirect_immediate_dominators): Likewise.
12209 (nearest_common_denominator): Likewise.
12210 (dominated_by_p): Likewise.
12211 (bb_dom_dfs_in): Likewise.
12212 (bb_dom_dfs_out): Likewise.
12213 (recount_dominator): Likewise.
12214 (iterate_fix_dominators): Likewise.
12215 (add_to_dominance_info): Likewise.
12216 (delete_from_dominance_info): Likewise.
12217 (first_dom_son): Likewise.
12218 (next_dom_son): Likewise.
12219 (dom_info_available_p): Likewise.
12220 (dom_info_state): New.
12221 (set_dom_info_availability): New.
12223 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12225 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12227 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12229 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12231 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12232 (subdi3, subdi_carry): Delete.
12234 2007-05-04 Jan Hubicka <jh@suse.cz>
12235 Richard Guenther <rguenther@suse.de>
12237 * opts.c (decode_options): Do not fiddle with inlining
12238 parameters in case of optimizing for size.
12239 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12240 for size do nothing.
12241 (cgraph_decide_inlining_of_small_function): When optimizing for
12242 size never inline functions increasing caller size.
12243 (cgraph_early_inlining): Inline for size when optimizing for size.
12245 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12247 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12248 logical operations piecewise.
12249 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12250 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12251 subdi_sesidi_di): Delete.
12252 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12253 the generated sequence. Allow three-reg add in constraints. Rewrite
12254 the rtl expression for carry to avoid zero_extend of a constant.
12255 (sub_with_carry): New pattern.
12256 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12257 different sequence not involving jumps.
12258 (notbi): Now a named pattern.
12260 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12262 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12263 Add the note about a significant loss of accuracy of some
12264 mathematical routines when these options are used.
12266 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12268 * haifa-sched.c (rtx_vec_t): New typedef.
12269 (contributes_to_priority_p): Extract piece of priority () into new
12271 (priority): Use the function. Add assertion.
12272 (rank_for_schedule, set_priorities): Add assertion to check that
12273 insn's priority is initialized.
12274 (clear_priorities, calc_priorities): Change signature. Make it update
12275 all relevant insns. Update all callers ('add_to_speculative_block ()'
12276 and 'create_block_check_twin ()').
12277 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12278 Add new field 'priority_status'.
12279 (INSN_PRIORITY_STATUS): New macro.
12280 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12282 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12284 * sched-ebb.c (debug_ebb_dependencies): New static function.
12285 (init_ready_list): Use it.
12287 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12288 with changed signature and 'debug_rgn_dependencies ()'.
12289 (debug_rgn_dependencies): New static function.
12290 (init_ready_list): Use it.
12292 * sched-int.h (debug_dependencies): Declare.
12294 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12296 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12298 2007-05-04 Dirk Mueller <dmueller@suse.de>
12300 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12302 2007-05-03 Jan Hubicka <jh@suse.cz>
12304 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12305 ((T1)X op (T1)Y), for pointer type in more cases than before.
12307 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12309 * tree-object-size.c (plus_expr_object_size): When operand size is
12310 unknown, return unknown.
12312 2007-05-03 Dirk Mueller <dmueller@suse.de>
12314 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12316 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12319 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12321 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12323 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12325 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12327 * config/soft-fp/double.h, config/soft-fp/extended.h,
12328 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12329 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12330 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12331 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12334 2007-05-03 Ian Lance Taylor <iant@google.com>
12336 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12337 MASK_PPC_GFXOPT for 8540 or 8548.
12339 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12341 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12342 vect_print_dump_info() to output debug information.
12344 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12347 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12348 operands of size 2 when operand is not MEM_P.
12350 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12352 PR tree-optimization/30565
12353 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12355 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12357 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12358 (umulsi3_highpart): Use them.
12359 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12360 for final accumulator to D regisster tranfser.
12362 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12364 PR tree-optimization/31699
12365 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12367 (vect_enhance_data_refs_alignment): Compute peel amount using
12368 TYPE_VECTOR_SUBPARTS instead of vf.
12369 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12371 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12374 * system.h: Remove inclusion of double-int.h
12375 * tree.h: Include double-int.h
12376 * gengtype.c: Likewise
12377 * cfgloop.h: Likewise
12378 * Makefile.in: Adjust dependencies on double-int.h
12380 2007-05-02 Eric Christopher <echristo@apple.com>
12382 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12383 -shared to -Zdynamiclib.
12385 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12388 * c-common.c (strip_pointer_or_array_types): New function.
12389 * c-common.h (strip_pointer_or_array_types): New function declaration.
12391 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12393 PR tree-optimization/31771
12394 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12396 2007-05-02 Paul Brook <paul@codesourcery.com>
12398 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12400 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12402 PR middle-end/29715
12403 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12406 2007-05-02 Nick Clifton <nickc@redhat.com>
12408 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12410 2007-05-02 Richard Guenther <rguenther@suse.de>
12412 PR tree-optimization/31146
12413 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12414 argument, single_use_p. If we have a single use that is
12415 a conversion to the definition rhs type, propagate that rhs.
12416 (forward_propagate_addr_expr): Pass single_use_p argument
12417 to forward_propagate_addr_expr_1.
12419 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12421 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12424 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12426 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12427 'AMD Family 10 core'.
12429 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12431 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12432 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12433 with SSE3 instruction set support.
12434 * doc/invoke.texi: Likewise.
12436 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12438 * config/i386/i386.c (override_options): Tuning 32-byte loop
12439 alignment for amdfam10 architecture. Increasing the max loop
12440 alignment to 24 bytes.
12442 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12444 * config/m68k/constraints.md: New.
12445 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12446 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12447 EXTRA_CONSTRAINT): Remove.
12448 * config/m68k/m68k.md: Include constraints.md.
12449 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12451 2007-05-01 Ian Lance Taylor <iant@google.com>
12453 PR tree-optimization/31739
12454 * tree-vrp.c (vrp_val_is_max): New static function.
12455 (vrp_val_is_min): New static function.
12456 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12458 (set_value_range): Use vrp_val_is_{max,min}.
12459 (extract_range_from_assert): Likewise.
12460 (extract_range_from_binary_expr): Likewise.
12461 (extract_range_from_unary_expr): Likewise.
12462 (dump_value_range, vrp_meet): Likewise.
12463 (vrp_visit_phi_node): Likewise.
12464 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12466 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12468 * config/i386/gmon-sol2.c (size_t): New type.
12469 (intptr_t): Likewise.
12470 (s_textsize): Declare as size_t.
12472 (monstartup): Use size_t for sizes.
12473 (_mcount): Save and restore registers.
12474 (internal_mcount): Pass 0 as the first argument to monstartup
12476 (moncontrol): Convert pointer to appropriately sized integer
12477 before passing to profil.
12479 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12481 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12482 __NO_FPRS__, not just if _SOFT_DOUBLE.
12483 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12484 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12485 also for E500 double.
12486 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12487 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12490 2007-05-01 Richard Guenther <rguenther@suse.de>
12492 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12495 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12497 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12499 2007-05-01 Jan Hubicka <jh@suse.cz>
12501 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12504 2007-05-01 Jan Hubicka <jh@suse.cz>
12506 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12507 (maybe_fold_offset_to_reference): Declare.
12508 * fold-const.c (fold_unary): Do not fold
12509 (type *)&A into &A->field_of_type_and_offset_0
12510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12511 size is unknown, give up.
12512 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12514 (maybe_fold_offset_to_reference): New.
12515 (maybe_fold_stmt_indirect): Use it.
12516 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12517 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12519 (gimplify_expr): Likewise for plus_expr.
12521 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12523 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12524 bsi_after_labels. Always insert statements before bsi.
12525 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12526 * predict.c (apply_return_prediction): Check for empty blocks.
12527 * cfgexpand.c (lab_rtx_for_bb): New variable.
12528 (label_rtx_for_bb): Do not create new tree labels.
12529 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12530 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12531 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12533 (label_for_bb): Add field used.
12534 (update_eh_label, main_block_label): Mark the label used.
12535 (cleanup_dead_labels): Remove unused labels.
12537 2007-05-01 Richard Guenther <rguenther@suse.de>
12539 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12540 if it is not about to be set.
12541 (get_value_range): Do not pre-allocate equiv bitmap.
12542 (update_value_range): No need to clear equiv field.
12543 (add_equivalence): Change prototype to get bitmap pointer.
12544 Allocate bitmap here if it is not already.
12545 (extract_range_from_assert): Do not allocate bitmap here.
12546 Update callers to add_equivalence.
12547 (extract_range_from_ssa_name): Likewise.
12548 (get_vr_for_comparison): New static helper.
12549 (compare_name_with_value): Handle NULL equiv bitmap by
12550 peeling the first iteration of the comparison loop.
12551 Use get_vr_for_comparison.
12552 (compare_names): Handle NULL equiv bitmaps by using fake
12553 ones. Use get_vr_for_comparison.
12555 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12557 * double-int.c (mpz_set_double_int): Moved from
12558 tree-ssa-loop-niter.c.
12559 (mpz_get_double_int): Likewise; also, add option to wrap
12560 out-of-range integers.
12561 * double-int.h: New prototypes for above.
12562 * tree.c (get_static_type_bounds): Moved from
12563 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12564 TYPE_MAX_VALUE if they exist..
12565 * tree.h: New prototype for above.
12566 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12567 get_type_bounds calls.
12568 (mpz_set_double_int): Move to double-int.c.
12569 (get_type_bounds): Move to tree.c, rename to
12570 get_static_type_bounds.
12571 (mpz_to_double_int): Move to double-int.c, rename to
12572 mpz_get_double_int.
12574 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12576 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12577 DIV0 exception can fall through to a normal return.
12579 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12581 PR middle-end/22156
12582 Temporarily revert:
12583 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12584 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12585 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12586 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12587 initialize align to silence bogus warning.
12588 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12589 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12591 (struct sra_walk_fns): Remove use_all parameter from use.
12592 (sra_hash_tree): Handle BIT_FIELD_REFs.
12593 (sra_elt_hash): Don't hash bitfld blocks.
12594 (sra_elt_eq): Skip them in parent compares as well. Handle
12596 (sra_walk_expr): Don't maintain or pass down use_all_p.
12597 (scan_use): Remove use_all parameter.
12598 (scalarize_use): Likewise. Re-expand assignment to
12599 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12600 output, and re-scalarize after output. Don't mark anything
12602 (scalarize_ldst): Adjust.
12603 (scalarize_walk_gimple_modify_statement): Likewise.
12604 (build_element_name_1): Handle BIT_FIELD_REFs.
12605 (instantiate_element): Don't warn for any element whose parent
12606 is used as a whole.
12607 (instantiate_missing_elements_1): Return the sra_elt.
12608 (canon_type_for_field): New.
12609 (try_instantiate_multiple_fields): New.
12610 (instantiate_missing_elemnts): Use them.
12611 (mark_no_warning): Removed.
12612 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12613 (REPLDUP, sra_build_elt_assignment): New.
12614 (generate_copy_inout): Use them.
12615 (generate_element_copy): Likewise. Handle bitfld differences.
12616 (generate_element_zero): Don't recurse for blocks. Use
12617 sra_build_elt_assignment.
12618 (generate_one_element_int): Take elt instead of var. Use
12619 sra_build_elt_assignment.
12620 (generate_element_init_1): Adjust.
12621 (scalarize_use, scalarize_copy): Use REPLDUP.
12622 (scalarize_ldst): Move assert before dereference.
12623 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12625 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12628 * tree.c (reconstruct_complex_type): Reconstruct a reference
12630 Also use the same mode for the pointer as the old pointer type.
12632 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12634 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12637 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12639 PR rtl-optimization/31676
12640 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12641 (df_refs_record): Call it.
12643 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12645 * rtl.def (SS_ABS): New code.
12646 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12647 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12648 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12649 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12650 (bfin_init_builtins): Define them.
12651 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12652 (bfin_expand_builtin): ... and handle the others here.
12653 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12654 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12655 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12656 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12657 operand is only HImode.
12659 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12661 * regclass.c (scan_one_insn): Remove splitting of
12664 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12665 Nigel Stephens <nigel@mips.com>
12667 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12669 2007-04-28 Jan Hubicka <jh@suse.cz>
12671 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12672 insn_locators_alloc instead of insn_locators_initialize;
12673 call reset_block_changes.
12674 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12675 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12676 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12677 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12678 * config/score/score.c (th_output_mi_thunk): Likewise.
12679 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12680 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12681 tolerate uninitialized locator info.
12684 * function.c (init_function_start): Don't init line number info.
12685 (expand_function_end): Update.
12686 (reset_block_changes, record_block_change, finalize_block_changes,
12687 check_block_change, free_block_changes): Kill.
12688 * function.h (reset_block_changes, record_block_change,
12689 finalize_block_changes, check_block_change, free_block_changes):
12691 (struct function): Remove ib_boundaries_block.
12692 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12693 Use curr_insn_locator to initialize locator.
12694 (emit_line_note): Remove.
12695 * cfgexpand.c (expand_gimple_cond_expr): Update.
12696 (construct_exit_block): Likewise.
12697 (tree_expand_cfg): Initialize/finalize locators.
12698 * expr.c (expand_expr_real): Update.
12699 * cfglayout.c (line_locators_locs, line_locators_lines,
12700 file_locators_locs, file_locators_files): Remove.
12701 (set_block_levels): Move to cfgexpand.c.
12702 (insn_locators_initialize): Remove.
12703 (pass_insn_locators_initialize): Remove.
12704 (locations_locators_locs, locations_locators_vals): New static vars.
12705 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12707 (insn_locators_alloc, insn_locators_finalize,
12708 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12710 (locator_location): New.
12711 (locator_line, locator_file): Rewrite.
12712 * rtl.h (emit_line_note): Kill.
12713 (insn_locators_alloc, insn_locators_finalize,
12714 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12716 * tree-inline.c (initialize_cfun): Do not initialize
12717 ib_boundaries_block.
12718 * passes.c (pass_insn_locators_initialize): Remove.
12720 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12722 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12723 info. Update last_basic_block correctly.
12725 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12728 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12729 register itself to hold the offset constant. Tell flow the use
12730 of r4 and r5 when they are used.
12732 2007-04-27 Richard Guenther <rguenther@suse.de>
12734 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12735 if we simplified anything.
12736 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12737 warnings until we did a simplification and the stmt was not
12738 marked as TREE_NO_WARNING.
12740 2007-04-27 Mike Stump <mrs@apple.com>
12742 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12744 2007-04-27 Ian Lance Taylor <iant@google.com>
12746 PR middle-end/31710
12747 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12748 TYPE_MAX_VALUE exist, convert them to the new type.
12750 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12752 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12753 if it claims to be available.
12754 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12755 edge is redirected.
12756 (perform_tree_ssa_dce): Always free postdominators.
12758 2007-04-27 Richard Henderson <rth@redhat.com>
12760 * config/alpha/predicates.md (aligned_memory_operand): Mark
12761 as define_special_predicate.
12762 (unaligned_memory_operand, normal_memory_operand): Likewise.
12763 (reg_or_unaligned_mem_operand): Remove.
12764 (any_memory_operand): Match the documentation and check for
12765 non-renumbered pseudos during reload.
12766 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12767 alpha_secondary_reload_class, update to new interface, make static.
12768 Handle CQImode like HImode. Remove FP subreg check.
12769 (alpha_expand_mov): Use replace_equiv_address.
12770 (alpha_expand_mov_nobwx): Use any_memory_operand.
12771 (TARGET_SECONDARY_RELOAD): New.
12772 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12773 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12774 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12775 * config/alpha/alpha.md: ... here.
12776 (RELOAD12, reloadmode): New.
12778 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12779 Don't handle the aligned case here.
12780 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12781 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12782 reload_inhi_help. Don't expect a scratch register.
12783 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12785 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12787 2007-04-27 Richard Guenther <rguenther@suse.de>
12789 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12791 2007-04-27 Richard Guenther <rguenther@suse.de>
12793 PR tree-optimization/30965
12794 PR tree-optimization/30978
12795 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12796 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12797 (find_equivalent_equality_comparison): Likewise.
12798 (simplify_cond): Likewise.
12799 (get_prop_source_stmt): New helper.
12800 (get_prop_dest_stmt): Likewise.
12801 (can_propagate_from): Likewise.
12802 (remove_prop_source_from_use): Likewise.
12803 (combine_cond_expr_cond): Likewise.
12804 (forward_propagate_comparison): New function.
12805 (forward_propagate_into_cond): Rewrite to use fold for
12807 (tree_ssa_forward_propagate_single_use_vars): Call
12808 forward_propagate_comparison to propagate comparisons.
12810 2007-04-27 Richard Guenther <rguenther@suse.de>
12812 PR tree-optimization/31715
12813 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12814 sure to do computation on the offset in an appropriate
12817 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12819 * reload.h (elimination_target_reg_p): Declare.
12820 * reload.c (find_reloads): Don't apply the reg_rtx move
12821 optimization if the SET_DEST satisfies elimination_target_reg_p.
12822 * reload1.c (elimination_target_reg_p): New function.
12823 (gen_reload): In the move/add2 fallback, make sure that op0
12824 does not overlap the destination register.
12826 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12828 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12829 transform only GIMPLE_MODIFY_STMTs.
12830 * tree-complex.c (expand_complex_operations_1): Ditto.
12831 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12832 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12833 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12835 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12836 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12837 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12838 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12839 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12840 slpeel_add_loop_guard): Ditto.
12841 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12842 * lambda-code.c (perfect_nestify): Ditto.
12843 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12844 before the first statement.
12845 * tree-optimize.c (execute_free_datastructures): Fix comments.
12846 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12847 * tree-flow.h (disband_implicit_edges): Declaration removed.
12848 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12850 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12851 COND_EXPRs without gotos.
12852 (disband_implicit_edges, has_label_p): Removed.
12853 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12854 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12856 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12858 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12859 also for COND_EXPRs.
12860 * cfgexpand.c (label_rtx_for_bb): New function.
12861 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12862 Use label_rtx_for_bb to find the labels.
12863 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12864 last block. Detect fallthru edges.
12866 2007-04-26 Ian Lance Taylor <iant@google.com>
12869 * reload.c (find_reloads_subreg_address): If the address was valid
12870 in the original mode but not in the new mode, reload the whole
12873 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12875 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12876 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12877 (cleanup_control_expr_graph): Do not invalidate dominance info.
12878 Record altered blocks.
12879 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12880 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12881 cleanup_tree_cfg_bb): New functions.
12882 (remove_forwarder_block): Do not maintain the worklist of blocks.
12883 Record altered blocks.
12884 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12885 not over whole cfg.
12886 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12887 delete_unreachable_blocks if dominators are not available.
12888 * tree-inline.c (optimize_inline_calls): Free dominance information
12890 * tree-flow.h (remove_edge_and_dominated_blocks,
12891 cfgcleanup_altered_bbs): Altered.
12892 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12894 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12896 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12897 do not invalidate dominators.
12899 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12901 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12902 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12903 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12904 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12906 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12908 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12910 2007-04-26 Richard Guenther <rguenther@suse.de>
12912 PR tree-optimization/31703
12913 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12914 the right type for the target of the bittest.
12916 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12918 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12919 ix86_sol10_return_in_memory.
12921 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12923 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12926 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12929 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12931 PR tree-optimization/30558
12932 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12933 clear this_state.prev_try.
12935 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12936 Mark Mitchell <mark@codesourcery.com>
12938 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12939 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12940 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12942 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12945 * doc/invoke.texi (%:print-asm-header): Document.
12946 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12948 (static_spec_functions): Add print-asm-header.
12949 (main): Print a banner before the --target-help linker options.
12950 (print_asm_header_spec_function): New function.
12952 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12955 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12956 (movsf_ie): Likewise.
12958 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12960 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12962 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12964 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12965 exception for divide-by-zero.
12966 (__umodsi3, __modsi3): Likewise.
12968 2007-04-25 Dirk Mueller <dmueller@suse.de>
12970 * c-typeck.c (build_compound_expr): Annotate warning()
12971 call with OPT_Wunused_value.
12972 * tree-ssa.c (warn_uninit): Annotate warning with
12974 * c-common.c (handle_sentinel_attribute): Annotate warning
12975 call with OPT_Wattributes.
12977 2007-04-25 Thiemo Seufer <ths@mips.com>
12979 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12980 (mips16): Fix typo.
12981 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12982 on to the assembler. Improve handling of -mno-mips16. Add handling
12983 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12984 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12985 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12986 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12988 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12991 * config/i386/winnt.c (i386_pe_file_end): Strip only
12992 USER_LABEL_PREFIX when writing export name.
12994 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12996 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12997 sh/elf.h, vx-common.h and vxworks.h.
12998 * config/sh/sh.h: Include config/vxworks-dummy.h.
12999 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13000 (OVERRIDE_OPTIONS): Use it.
13001 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13002 (vxworks_picreg): New pattern.
13003 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13004 VXWORKS_OS_CPP_BUILTINS.
13005 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13006 to their VXWORKS_* equivalents.
13007 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13008 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13009 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13010 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13011 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13012 -mrtp/-fPIC multilibs.
13013 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13014 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13015 (MULTILIB_OSDIRNAMES): Delete.
13017 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13020 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13022 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13024 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13025 rounding mode to be specified by the caller.
13026 (real_to_mpfr) Likewise.
13027 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13028 include new arguments.
13029 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13031 2007-04-24 Ian Lance Taylor <iant@google.com>
13033 PR tree-optimization/31605
13034 * tree-vrp.c (set_value_range): Check that min and max are not
13035 both overflow infinities.
13036 (set_value_range_to_value): New static function.
13037 (extract_range_from_binary_expr): Call set_value_range_to_value.
13038 (extract_range_from_cond_expr): Likewise.
13039 (extract_range_from_expr): Likewise.
13040 (extract_range_from_unary_expr): Likewise. Don't create a range
13041 which overflows on both sides.
13042 (vrp_meet): Check for a useless range.
13043 (vrp_visit_phi_node): If we see a constant which looks like an
13044 overflow infinity, turn off the TREE_OVERFLOW flag.
13046 2007-04-24 Ian Lance Taylor <iant@google.com>
13048 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13050 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13052 PR diagnostic/25923
13053 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13054 diagnostic message is being built.
13055 * tree-pretty-print.c (dump_generic_node): Only write the
13056 formatted text into BUFFER's stream if we are not building a
13057 diagnostic message.
13058 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13060 * Makefile.in (toplev.o): Depend on tree-pass.h.
13062 2007-04-24 Ian Lance Taylor <iant@google.com>
13064 PR tree-optimization/31602
13065 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13066 conditionals in the copied loop header.
13067 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13068 warnings if TREE_NO_WARNING is set.
13069 * doc/invoke.texi (Warning Options): Clarify that
13070 -Wstrict-overflow does not warn about loops.
13072 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13074 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13075 expand on the comment about _Decimal128 arguments and check the
13076 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13077 that _Decimal128 argument uses even/odd register pair.
13078 (function_arg): Ditto.
13080 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13082 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13083 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13085 2007-04-24 Richard Guenther <rguenther@suse.de>
13086 Olga Golovanevsky <olga@il.ibm.com>
13088 * fold-const.c (multiple_of_p): Check for bottom
13091 2007-04-24 Richard Henderson <rth@redhat.com>
13093 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13094 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13095 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13096 looking for non-zero bits shifted out. Avoid a recursive call
13097 when constructing the scalar.
13098 (__floatundisf): Likewise.
13100 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13102 * dwarf2out.c (field_byte_offset): Move the existing logic
13103 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13104 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13106 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13109 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13110 length argument of 0 for memset.
13111 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13112 unsigned shift instead of the signed variant.
13114 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13116 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13117 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13118 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13119 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13120 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13121 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13122 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13123 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13124 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13125 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13126 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13127 "mul<mode>3", "div<mode>3"): Insn definitions added.
13128 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13129 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13130 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13131 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13132 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13133 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13134 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13135 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13136 TARGET_FLOAT_FORMAT): Macro definitions removed.
13137 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13138 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13139 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13140 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13141 (s390_gen_rtx_const_DI): Function removed.
13142 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13144 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13146 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13147 over an external ffs function.
13149 2007-04-24 Chao-ying Fu <fu@mips.com>
13150 Richard Sandiford <richard@nildram.co.uk>
13152 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13153 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13154 (smadd_widen_optab, umadd_widen_optab): Define.
13155 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13157 * genopinit.c (optabs): Fill in smadd_widen_optab and
13159 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13160 and umadd_widen_optab to implement multiply-add sequences.
13161 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13162 (<u>maddsidi4): ...this. Extend condition to include
13163 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13164 of operand 0 to "ka" and use the three-operand form of madd<u>
13166 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13168 * config/mips/constraints.md (ka): New register constraint.
13170 2007-04-24 Jan Hubicka <j@suse.cz>
13174 2007-04-23 Jan Hubicka <jh@suse.cz>
13175 * function.c (init_function_start): Don't init line number info.
13176 (expand_function_end): Update.
13177 (reset_block_changes, record_block_change, finalize_block_changes,
13178 check_block_change, free_block_changes): Kill.
13179 * function.h (reset_block_changes, record_block_change,
13180 finalize_block_changes, check_block_change, free_block_changes):
13182 (struct function): Remove ib_boundaries_block.
13183 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13184 Use curr_insn_locator to initialize locator.
13185 (emit_line_note): Remove.
13186 * cfgexpand.c (expand_gimple_cond_expr): Update.
13187 (construct_exit_block): Likewise.
13188 (tree_expand_cfg): Initialize/finalize locators.
13189 * expr.c (expand_expr_real): Update.
13190 * cfglayout.c (line_locators_locs, line_locators_lines,
13191 file_locators_locs, file_locators_files): Remove.
13192 (set_block_levels): Move to cfgexpand.c.
13193 (insn_locators_initialize): Remove.
13194 (pass_insn_locators_initialize): Remove.
13195 (locations_locators_locs, locations_locators_vals): New static vars.
13196 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13198 (insn_locators_alloc, insn_locators_finalize,
13199 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13201 (locator_location): New.
13202 (locator_line, locator_file): Rewrite.
13203 * rtl.h (emit_line_note): Kill.
13204 (insn_locators_alloc, insn_locators_finalize,
13205 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13207 * tree-inline.c (initialize_cfun): Do not initialize
13208 ib_boundaries_block.
13209 * passes.c (pass_insn_locators_initialize): Remove.
13211 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13213 * doc/invoke.texi: Removed leading '-' from option index entries.
13215 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13217 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13219 (create_phi_node): Use set_phi_nodes.
13220 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13221 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13222 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13223 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13224 (bsi_start, bsi_last): Use bb_stmt_list.
13225 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13226 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13227 Traverse the statements using tsi iterator.
13228 * basic-block.h (struct basic_block_def): Fields stmt_list
13229 and phi_nodes moved to ...
13230 (struct tree_bb_info): ... new structure.
13231 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13232 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13233 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13234 (tree_verify_flow_info): Verify that il.tree is not set for
13235 entry and exit block.
13236 (tree_split_block): Use set_bb_stmt_list.
13238 2007-04-23 Mike Stump <mrs@apple.com>
13240 * config/i386/i386.c (ix86_tune_features
13241 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13244 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13246 * config/i386/i386.md (prefix_extra): New attribute.
13247 (length): Add prefix_extra.
13249 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13250 (sse2_movntv2di): Likewise.
13251 (sse2_cvtps2dq): Likewise.
13252 (sse2_cvtpd2pi): Likewise.
13253 (sse2_cvttpd2pi): Likewise.
13254 (*sse2_cvtpd2ps): Likewise.
13255 (*add<mode>3): Likewise.
13256 (sse2_ssadd<mode>3): Likewise.
13257 (sse2_usadd<mode>3): Likewise.
13258 (*sub<mode>3): Likewise.
13259 (sse2_sssub<mode>3): Likewise.
13260 (sse2_ussub<mode>3): Likewise.
13261 (*mulv8hi3): Likewise.
13262 (*smulv8hi3_highpart): Likewise.
13263 (*umulv8hi3_highpart): Likewise.
13264 (sse2_umulv2siv2di3): Likewise.
13265 (sse2_pmaddwd): Likewise.
13266 (ashr<mode>3): Likewise.
13267 (lshr<mode>3): Likewise.
13268 (ashl<mode>3): Likewise.
13269 (sse2_ashlti3): Likewise.
13270 (sse2_lshrti3): Likewise.
13271 (*umaxv16qi3): Likewise.
13272 (*smaxv8hi3): Likewise.
13273 (*uminv16qi3): Likewise.
13274 (*sminv8hi3): Likewise.
13275 (sse2_eq<mode>3): Likewise.
13276 (sse2_gt<mode>3): Likewise.
13277 (*and<mode>3): Likewise.
13278 (sse2_nand<mode>3): Likewise.
13279 (*ior<mode>3): Likewise.
13280 (*xor<mode>3): Likewise.
13281 (sse2_packsswb): Likewise.
13282 (sse2_packssdw): Likewise.
13283 (sse2_packuswb): Likewise.
13284 (sse2_punpckhbw): Likewise.
13285 (sse2_punpcklbw): Likewise.
13286 (sse2_punpckhwd): Likewise.
13287 (sse2_punpcklwd): Likewise.
13288 (sse2_punpckhdq): Likewise.
13289 (sse2_punpckldq): Likewise.
13290 (sse2_punpckhqdq): Likewise.
13291 (sse2_punpcklqdq): Likewise.
13292 (*sse2_pinsrw): Likewise.
13293 (*sse2_pextrw): Likewise.
13294 (sse2_pshufd_1): Likewise.
13295 (sse2_uavgv16qi3): Likewise.
13296 (sse2_uavgv8hi3): Likewise.
13297 (sse2_psadbw): Likewise.
13298 (sse2_pmovmskb): Likewise.
13299 (*sse2_maskmovdqu): Likewise.
13300 (*sse2_maskmovdqu_rex64): Likewise.
13301 (sse4a_extrqi): Likewise.
13302 (sse4a_extrq): Likewise.
13303 (sse3_lddqu): Set prefix_rep.
13304 (sse3_addsubv4sf3): Likewise.
13305 (sse3_haddv4sf3): Likewise.
13306 (sse3_hsubv4sf3): Likewise.
13307 (sse_cvtss2si): Likewise.
13308 (sse_cvtss2si_2): Likewise.
13309 (sse_cvtss2siq): Likewise.
13310 (sse_cvtss2siq_2): Likewise.
13311 (sse_cvttss2si): Likewise.
13312 (sse_cvttss2siq): Likewise.
13313 (sse2_cvttps2dq): Likewise.
13314 (sse3_movshdup): Likewise.
13315 (sse3_movsldup): Likewise.
13316 (sse2_cvtsd2si): Likewise.
13317 (sse2_cvtsd2si_2): Likewise.
13318 (sse2_cvtsd2siq): Likewise.
13319 (sse2_cvtsd2siq_2): Likewise.
13320 (sse2_cvttsd2si): Likewise.
13321 (sse2_cvttsd2siq): Likewise.
13322 (*sse2_cvtpd2dq): Likewise.
13323 (*sse2_cvttpd2dq): Likewise.
13324 (sse2_pshuflw_1): Likewise.
13325 (sse2_pshufhw_1): Likewise.
13326 (sse4a_insertqi): Likewise.
13327 (sse4a_insertq): Likewise.
13328 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13329 (ssse3_phadddv4si3): Likewise.
13330 (ssse3_phaddswv8hi3): Likewise.
13331 (ssse3_phsubwv8hi3): Likewise.
13332 (ssse3_phsubdv4si3): Likewise.
13333 (ssse3_phsubswv8hi3): Likewise.
13334 (ssse3_pmaddubswv8hi3): Likewise.
13335 (ssse3_pmulhrswv8hi3): Likewise.
13336 (ssse3_pshufbv16qi3): Likewise.
13337 (ssse3_psign<mode>3): Likewise.
13338 (ssse3_palignrti): Likewise.
13339 (abs<mode>2): Likewise.
13340 (ssse3_phaddwv4hi3): Set prefix_extra.
13341 (ssse3_phadddv2si3): Likewise.
13342 (ssse3_phaddswv4hi3): Likewise.
13343 (ssse3_phsubwv4hi3): Likewise.
13344 (ssse3_phsubdv2si3): Likewise.
13345 (ssse3_phsubswv4hi3): Likewise.
13346 (ssse3_pmaddubswv4hi3): Likewise.
13347 (ssse3_pmulhrswv4hi3): Likewise.
13348 (ssse3_pshufbv8qi3): Likewise.
13349 (ssse3_psign<mode>3): Likewise.
13350 (ssse3_palignrdi): Likewise.
13351 (abs<mode>2): Likewise.
13352 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13353 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13354 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13356 2007-04-23 Nick Clifton <nickc@redhat.com>
13358 * params.def: Fix formatting of emacs local variables.
13360 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13362 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13363 move if inter-unit move isn't allowed.
13364 Don't split moving the first element of V2DI to DI to inter-unit
13365 move if inter-unit move isn't allowed.
13367 2007-04-23 Richard Guenther <rguenther@suse.de>
13369 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13370 and CDI_POST_DOMINATORS separately.
13372 2007-04-23 Nick Clifton <nickc@redhat.com>
13374 * c.opt (Wformat-contains-nul): Add warning attribute.
13376 2007-04-23 Jan Hubicka <jh@suse.cz>
13378 * function.c (init_function_start): Don't init line number info.
13379 (expand_function_end): Update.
13380 (reset_block_changes, record_block_change, finalize_block_changes,
13381 check_block_change, free_block_changes): Kill.
13382 * function.h (reset_block_changes, record_block_change,
13383 finalize_block_changes, check_block_change, free_block_changes):
13385 (struct function): Remove ib_boundaries_block.
13386 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13387 Use curr_insn_locator to initialize locator.
13388 (emit_line_note): Remove.
13389 * cfgexpand.c (expand_gimple_cond_expr): Update.
13390 (construct_exit_block): Likewise.
13391 (tree_expand_cfg): Initialize/finalize locators.
13392 * expr.c (expand_expr_real): Update.
13393 * cfglayout.c (line_locators_locs, line_locators_lines,
13394 file_locators_locs, file_locators_files): Remove.
13395 (set_block_levels): Move to cfgexpand.c.
13396 (insn_locators_initialize): Remove.
13397 (pass_insn_locators_initialize): Remove.
13398 (locations_locators_locs, locations_locators_vals): New static vars.
13399 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13401 (insn_locators_alloc, insn_locators_finalize,
13402 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13404 (locator_location): New.
13405 (locator_line, locator_file): Rewrite.
13406 * rtl.h (emit_line_note): Kill.
13407 (insn_locators_alloc, insn_locators_finalize,
13408 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13410 * tree-inline.c (initialize_cfun): Do not initialize
13411 ib_boundaries_block.
13412 * passes.c (pass_insn_locators_initialize): Remove.
13414 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13416 PR middle-end/31448
13417 * expr.c (reduce_to_bit_field_precision): Handle
13420 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13422 PR tree-optimization/24659
13423 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13424 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13425 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13426 * genopinit.c (optabs): Rename vec_pack_mod_optab
13427 to vec_pack_trunc_optab.
13428 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13429 early for scalar floating point operands for NOP_EXPR.
13430 (vectorizable_type_promotion): Ditto.
13431 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13432 vec_pack_trunc_optab.
13433 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13435 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13436 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13437 Rename from VEC_PACK_MOD_EXPR.
13438 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13439 * expr.c (expand_expr_real_1): Ditto.
13440 * tree-inline.c (estimate_num_insns_1): Ditto.
13441 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13443 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13444 (vec_unpacks_lo_v4sf): Ditto.
13445 (vec_pack_trunc_v2df): Ditto.
13446 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13447 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13448 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13450 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13452 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13454 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13455 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13456 packing of floating point operands.
13457 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13458 represent unpacking of floating point operands.
13459 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13460 [vec_unpacks_hi]: Ditto.
13461 [vec_unpacks_lo]: Ditto.
13463 2007-04-22 Jan Hubicka <jh@suse.cz>
13465 * final.c (rest_of_handle_final): Call
13466 targetm.asm_out.constructor/targetm.asm_out.destructor
13467 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13468 proper priority via decl_*_priority_insert.
13469 * c-common.c (c_expand_body): Likewise.
13471 2007-04-22 Richard Guenther <rguenther@suse.de>
13473 PR tree-optimization/29789
13474 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13475 (rewrite_reciprocal): New helper split out from
13476 determine_invariantness_stmt.
13477 (rewrite_bittest): Likewise.
13478 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13479 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13482 2007-04-22 Revital Eres <eres@il.ibm.com>
13484 * loop-unroll.c (var_to_expand): New field to support also
13485 insns of the form x = something + x.
13486 (analyze_insn_to_expand_var): Use it.
13487 (expand_var_during_unrolling): Likewise.
13489 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13491 * predict.c: Include pointer-set.h.
13492 (bb_predictions): New variable.
13493 (tree_predicted_by_p, tree_predict_edge,
13494 remove_predictions_associated_with_edge): Use bb_predictions map
13495 instead of bb->predictions.
13496 (clear_bb_predictions, assert_is_empty): New functions.
13497 (combine_predictions_for_bb): Use bb_predictions map. Call
13498 clear_bb_predictions.
13499 (tree_estimate_probability): Create and free bb_predictions map.
13500 * Makefile.in (predict.o): Add pointer-set.h dependency.
13501 * basic-block.h (struct basic_block_def): Remove predictions
13503 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13505 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13508 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13511 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13513 * timevar.c (timevar_print): Change reference of --disable-checking to
13514 --enable-checking=release. Also warn if assert checking is disabled.
13516 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13519 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13520 decl as addressable if the compound literal was marked as
13522 Mark the decl as a gimple register if it is a complex or
13523 vector decl and does not live in memory.
13525 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13527 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13528 (GENERIC_NEXT): New function macro.
13529 (PHI_CHAIN): Use phi_node's new chain variable.
13530 (tree_phi_node): Change tree_common to tree_base
13531 and add the chain field.
13532 * tree-phinodes.c (make_phi_node): Don't set
13533 TREE_TYPE on the new node.
13534 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13535 instead of checking GIMPLE_TUPLE_P in chain_next.
13536 * tree-vect-transform.c
13537 (get_initial_def_for_induction): Look at
13538 PHI_RESULT_TREE for the type of the phi node.
13539 (update_vuses_to_preheader): Use PHI_CHAIN
13540 instead of TREE_CHAIN on the phi node.
13541 * tree-ssa-structalias.c (compute_points_to_sets):
13543 (ipa_pta_execute): Likewise.
13545 2007-04-21 Richard Guenther <rguenther@suse.de>
13547 PR middle-end/31136
13548 * fold-const.c (fold_unary): Call fold_convert_const on the
13551 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13553 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13554 (store_killed_in_pat): New.
13556 2007-04-20 Richard Henderson <rth@redhat.com>
13559 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13560 TREE_LIST with a void_type_node value, not void_list_node exactly.
13562 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13564 * doc/standards.texi: Re-arrange into language-specific
13565 subsections. Add a C++ section, documenting which standards we
13568 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13570 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13571 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13573 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13575 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13576 ecrti.o and crtbegin.o.
13577 (LIB_DEFAULT_SPEC): Include -lc.
13578 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13580 2007-04-20 Richard Henderson <rth@redhat.com>
13583 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13584 argument; update all callers.
13585 (get_unaligned_offset): New.
13586 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13587 get_unaligned_address, just pass on the address directly.
13588 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13589 the subreg in the helper patterns.
13590 (unaligned_extendqidi_le): Use get_unaligned_offset.
13591 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13592 (unaligned_extendhidi_be): Likewise.
13593 (unaligned_extendhidi): Tidy.
13594 * config/alpha/alpha-protos.h: Update.
13596 2007-04-20 Richard Henderson <rth@redhat.com>
13598 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13599 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13600 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13601 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13602 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13603 (CPP_SPEC): Don't include %(cpp_subtarget).
13604 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13605 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13606 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13608 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13610 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13611 for __builtin_ia32_cmpordss.
13613 PR tree-optimization/31632
13614 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13615 and arg1 for optimizations of comparison against min/max values.
13616 Fold arg0 to arg1's type for optimizations of comparison against
13617 min+1 and max-1 values.
13619 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13621 * reload.c (combine_reloads): When trying to use a dying register,
13622 check whether it's uninitialized and don't use if so.
13624 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13626 * fold-const.c: Remove prototypes for native_encode_expr and
13627 native_interpret_expr.
13628 (native_encode_expr): Make non-static.
13629 (native_interpret_expr): Likewise.
13630 * tree.h: Add prototypes for the above.
13632 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13634 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13635 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13636 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13637 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13638 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13639 Add length attributes.
13641 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13643 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13646 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13647 __STDC_WANT_DEC_FP__.
13649 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13651 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13652 for long double compatibility.
13653 * configure: Regenerate.
13655 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13657 PR rtl-optimization/29841
13658 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13660 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13661 that may cause control flow transfer from being moved.
13663 2007-04-18 Jan Hubicka <jh@suse.cz>
13665 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13668 2007-04-18 Eric Christopher <echristo@apple.com>
13670 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13671 only. Update operands.
13672 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13673 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13674 link register to pic register.
13676 2007-04-18 Dirk Mueller <dmueller@suse.de>
13678 PR diagnostic/31227
13679 * tree-vrp.c (search_for_addr_array): New.
13680 (check_array_bounds): Suppress warning about
13681 address taken of array refs if its not de-referenced.
13683 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13685 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13686 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13688 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13689 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13690 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13692 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13694 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13696 (vect_analyze_scalar_cycles): Fix indentation.
13697 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13698 (vect_mark_relevant): Include phis in relevance analysis.
13700 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13702 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13704 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13705 output_operand_lossage().
13707 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13709 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13710 the unused code for reduction without adjust-in-epilog to simplify the
13713 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13715 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13716 (S390_TDC_NEGATIVE_ZERO): New constant.
13717 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13718 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13719 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13720 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13721 (S390_TDC_POSITIVE_INFINITY): New constant.
13722 (S390_TDC_NEGATIVE_INFINITY): New constant.
13723 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13724 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13725 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13726 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13727 (S390_TDC_INFINITY): New constant.
13728 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13729 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13730 optimization for UNSPEC_CCZ_TO_INT.
13731 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13732 ("*ccz_to_int"): New insn.
13733 ("isinf<mode>2"): New insn.
13734 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13735 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13736 (UNSPEC_CCZ_TO_INT): New constant.
13738 2007-04-18 Richard Guenther <rguenther@suse.de>
13740 PR tree-optimization/19431
13741 PR tree-optimization/21463
13742 * tree-pass.h (pass_phiprop): Declare.
13743 * passes.c (init_optimization_passes): New phiprop pass.
13744 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13745 (phivn_valid_p): New helper function.
13746 (phiprop_insert_phi): Likewise.
13747 (propagate_with_phi): Likewise.
13748 (tree_ssa_phiprop): New propagator propagating loads
13749 through phi nodes if profitable.
13751 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13753 * tree-vect-analyze.c (process_use): New function.
13754 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13755 Check phis in all bbs.
13756 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13759 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13761 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13764 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13767 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13770 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13772 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13774 (sse_vmmulv4sf3): Likewise.
13775 (sse2_vmaddv2df3): Likewise.
13776 (sse2_vmmulv2df3): Likewise.
13778 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13780 PR rtl-optimization/31360
13781 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13782 (target_reg_cost): New.
13783 (init_set_costs): Initialize target_reg_cost. Add comments
13784 regarding the rationale of the costs.
13785 (global_cost_for_size): Renamed to...
13786 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13787 of register pressure.
13788 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13789 estimate_reg_pressure_cost. Add number of ivs.
13790 (determine_set_costs): Dump target_reg_cost.
13791 * loop-invariant.c (gain_for_invariant): Use
13792 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13793 (best_gain_for_invariant, find_invariants_to_move): Remove
13795 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13796 (target_reg_cost): Declare.
13797 (global_cost_for_size): Declaration removed.
13798 (estimate_reg_pressure_cost): Declare.
13800 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13802 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13803 regnos into even/odd register pairs.
13804 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13805 TDmode similar to the other floating point modes.
13806 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13807 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13809 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13810 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13811 (movdd_hardfloat64): Use TARGET_MFPGPR.
13813 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13815 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13818 2005-01-05 Richard Henderson <rth@redhat.com>
13820 * reload1.c (do_input_reload): Restrict the optimization deleteing
13821 a previous output reload to RELOAD_FOR_INPUT.
13823 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13825 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13826 induc_vec_info_type.
13827 (vectorizable_induction): New function declaration.
13828 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13829 check if already vectorized. Find first place in BB where new stmts
13830 can be inserted. Takes only one argument.
13831 (vectorizable_induction): New function.
13832 (vect_transform_stmt): Add case for induc_vec_info_type to call
13833 vectorizable_induction.
13834 (vect_transform_loop): Consider phis for vectorization.
13835 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13837 (analyze_operations): Call vectorizable_induction when analyzing phis.
13839 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13840 (vect_mark_relevant): Include phis in relevance analysis.
13841 (vect_mark_stmts_to_be_vectorize): Likewise.
13842 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13844 2007-04-16 Lawrence Crowl <crowl@google.com>
13846 * doc/invoke.texi (Debugging Options): Add documentation for the
13847 -femit-struct-debug options -femit-struct-debug-baseonly,
13848 -femit-struct-debug-reduced, and
13849 -femit-struct-debug-detailed[=...].
13851 * c-opts.c (c_common_handle_option): Add
13852 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13853 and OPT_femit_struct_debug_detailed_.
13854 * c.opt: Add specifications for
13855 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13856 and -femit-struct-debug-detailed[=...].
13857 * opts.c (set_struct_debug_option): Parse the
13858 -femit-struct-debug-... options.
13859 * opts.c (matches_main_base, main_input_basename,
13860 main_input_baselength, base_of_path, matches_main_base): Add
13861 variables and functions to compare header base name to compilation
13863 * opts.c (should_emit_struct_debug): Add to determine to emit a
13864 structure based on the option.
13865 (dump_struct_debug) Also disabled function to debug this
13867 * opts.c (handle_options): Save the base name of the
13870 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13871 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13872 This hook indicates if a type is generic. Set it by default
13873 to "never generic".
13874 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13875 to determine if a struct type is generic or not.
13876 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13877 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13878 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13879 with live C++ hook.
13881 * flags.h (enum debug_info_usage): Add an enumeration to describe
13882 a program's use of a structure type.
13883 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13884 to indicate the program's usage of the type. Filter structs based
13885 on the -femit-struct-debug-... specification.
13886 (gen_type_die): Split into two routines, gen_type_die and
13887 gen_type_die_with_usage. gen_type_die is now a wrapper
13888 that assumes direct usage.
13889 (gen_type_die_with_usage): Replace calls to gen_type_die
13890 with gen_type_die_with_usage adding the program usage of
13891 the referenced type.
13892 (dwarf2out_imported_module_or_decl): Suppress struct debug
13893 information using should_emit_struct_debug when appropriate.
13895 2007-04-16 Ian Lance Taylor <iant@google.com>
13897 PR tree-optimization/31522
13898 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13899 (vrp_initialize): Allocate vr_phi_edge_counts.
13900 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13901 executable edge. Drop test for all constants.
13902 (vrp_finalize): Free vrp_phi_edge_counts.
13904 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13905 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13907 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13908 predecessors at head rather than tail.
13910 2007-04-16 Matthias Klose <doko@debian.org>
13912 * config/alpha/linux.h (CPP_SPEC): Define.
13913 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13915 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13917 * function.h: Remove sequence_stack extern declaration.
13919 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13921 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13923 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13926 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13928 * config/avr/avr.c (avr_arch_types): Rearranging array.
13929 (enum avr_arch): Add.
13930 (avr_mcu_types): Use avr_arch enumeration constants instead of
13932 * config/avr/avr.h (LINK_SPEC): Simplify.
13934 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13936 * config/m68k/m68k.c (m68k_libcall_value,
13937 m68k_function_value): Use macros for register names more.
13939 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13941 (M68K_REGNAME): Use A6_REG.
13942 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13944 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13946 PR middle-end/28071
13947 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13948 'pending_read_list_length' and 'pending_write_list_length'. Update
13950 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13951 to handle two length counters instead of one. Update all uses.
13952 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13953 two length counters instead of one.
13954 * sched-rgn.c (propagate_deps): Update to handle two length counters
13957 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13960 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13961 copy of source, pass it to ix86_expand_vector_set and return
13964 2007-04-16 David Ung <davidu@mips.com>
13965 Joseph Myers <joseph@codesourcery.com>
13967 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13968 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13969 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13970 Add 74K processor information.
13971 * config/mips/mips.md: Include 74k.md.
13972 (cpu): Add 74kc,74kf,74kx.
13973 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13974 * config/mips/74k.md: New.
13975 * doc/invoke.texi (MIPS Options): Document 74K support.
13977 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13979 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13980 vectorizable_* functions.
13981 * tree-vect-transform.c (vectorizable_call): Add check for
13982 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13983 (vectorizable_store): likewise.
13984 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13986 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13987 (vectorizable_type_promotion, vectorizable_load): Likewise.
13988 (vectorizable_live_operation, vectorizable_condition): Likewise.
13989 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13991 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13993 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13995 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13996 register numbers more.
13997 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13998 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13999 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14000 FUNCTION_VALUE_REGNO_P): Likewise.
14001 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14002 STATIC_CHAIN_REGNUM): Likewise.
14003 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14004 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14005 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14006 * config/m68k/m68k.md (FP_REG): New.
14008 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14010 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14013 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14015 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14016 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14019 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14021 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14024 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14027 * c-decl.c (finish_decl): Grab the type of the decl after the call
14028 to store_init_value.
14030 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14032 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14034 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14037 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14038 dominators, post dominators and cleanup cfg before returning.
14040 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14042 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14043 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14045 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14047 * config.gcc: Recognize fido.
14048 * config/m68k/m68k-devices.def (fidoa): New.
14049 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14051 (FL_FIDOA, TARGET_FIDOA): New.
14052 * config/m68k/m68k.opt (mfidoa): New.
14054 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14056 PR middle-end/31322
14057 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14058 when a personality function is used.
14060 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14062 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14064 2007-04-13 Mike Stump <mrs@apple.com>
14066 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14068 * config/darwin.opt (fapple-kext): Make C++ only.
14069 * config/darwin.c (darwin_override_options): Remove code to ensure
14070 -fapple-kext is given for C++ only.
14072 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14074 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14075 * config/mips/mips.c (override_options): Call
14076 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14078 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14080 * config/i386/i386.opt (msvr3-shlib): Removed.
14082 * doc/invoke.texi: Remove -msvr3-shlib.
14084 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14086 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14087 with "popcnt" instruction.
14089 2007-04-13 Richard Guenther <rguenther@suse.de>
14091 PR tree-optimization/21258
14092 * tree-vrp.c (compare_case_labels): New helper.
14093 (find_switch_asserts): New function.
14094 (find_assert_locations): Call it for SWITCH_EXPRs.
14096 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14098 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14099 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14100 check is now implied in X87_FLOAT_MODE_P.
14101 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14102 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14103 (fix_trunc<mode>_i386_fisttp): Ditto.
14104 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14105 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14106 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14107 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14108 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14109 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14110 (unnamed_splitters): Ditto.
14111 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14112 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14113 FIRST_SSE_REG for local functions when SSE math is enabled or
14114 for functions with sseregparm attribute.
14115 (standard_80387_constant_p): Return -1 if mode is not
14117 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14118 (ix86_expand_compare): Ditto.
14119 (ix86_expand_carry_flag_compare): Ditto.
14120 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14121 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14122 DECIMAL_FLOAT_MODE_P.
14123 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14124 of SCALAR_FLOAT_MODE_P.
14125 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14126 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14127 checks before FLOAT_MODE_P.
14128 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14129 before FLOAT_MODE_P.
14134 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14136 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14137 Charles Wilson <libtool@cwilson.fastmail.fm>
14139 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14140 (libgcc.mvars): Don't depend on them.
14141 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14142 * exec-tool.in: New.
14144 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14146 * doc/invoke.text (--help): Document --help=common.
14148 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14150 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14152 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14154 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14155 * genemit.c (main): Emit #include "integrate.h".
14156 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14157 (LOADGP_RTP): New mips_loadgp_style.
14158 * config/mips/mips.h: Include config/vxworks-dummy.h.
14159 (TARGET_RTP_PIC): New macro.
14160 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14161 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14162 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14163 for TARGET_RTP_PIC.
14164 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14165 -mvxworks-pic when using -mrtp and a PIC option.
14166 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14168 (mips_symbolic_constant_p, mips_symbolic_address_p)
14169 (mips_symbol_insns): Handle SYMBOL_HALF.
14170 (override_options): Warn about -G and -mrtp being used together.
14171 Initialize mips_lo_relocs[SYMBOL_HALF].
14172 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14173 (mips_emit_loadgp): Handle LOADGP_RTP.
14174 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14175 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14176 (tablejump): Handle function-relative case table entries if
14178 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14180 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14182 * config/mips/mips.md (load_call<mode>): Allow any general register.
14184 (sibcall_value_internal, sibcall_value_multiple_internal)
14185 (call_value_internal, call_value_split, call_value_multiple_internal)
14186 (call_value_multiple_split): Remove constraints from operand 0.
14188 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14190 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14191 rather than loadgp_noshared.
14192 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14193 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14195 * config/mips/mips.md (loadgp): Rename to...
14196 (loadgp_newabi): ...this.
14197 (loadgp_noshared): Rename to...
14198 (loadgp_absolute): ...this.
14200 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14202 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14203 false for locally-binding symbols.
14204 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14206 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14208 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14209 (SYMBOL_GOT_PAGE_OFST): ...this.
14210 (SYMBOL_GOT_GLOBAL): Rename to...
14211 (SYMBOL_GOT_DISP): ...this.
14212 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14213 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14214 * config/mips/mips.c (mips_global_symbol_p): New function.
14215 (mips_symbol_binds_local_p): Likewise.
14216 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14217 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14218 mips_global_symbol_p and mips_symbol_binds_local_p.
14219 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14220 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14221 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14222 SYMBOL_GOTOFF_DISP.
14223 (mips_ok_for_lazy_binding_p): New function.
14224 (mips_load_call_address, mips_expand_call): Use it.
14225 (mips_dangerous_for_la25_p): Likewise.
14226 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14227 (*got_disp<mode>): Use got_disp_operand instead of
14228 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14229 SYMBOL_GOTOFF_GLOBAL.
14230 (*got_page<mode>): Use got_page_ofst_operand instead of
14232 * config/mips/predicates.md (const_call_insn_operand): Use
14233 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14234 (global_got_operand): Rename to...
14235 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14237 (local_got_operand): Rename to...
14238 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14239 of SYMBOL_GOT_LOCAL.
14241 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14243 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14244 TARGET_CALL_CLOBBERED_GP.
14245 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14246 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14247 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14248 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14249 of TARGET_ABICALLS && !TARGET_NEWABI.
14250 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14251 * config/mips/mips.c (mips_load_call_address): Check
14252 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14253 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14254 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14255 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14256 TARGET_ABICALLS && TARGET_NEWABI.
14257 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14259 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14260 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14261 TARGET_ABICALLS && TARGET_NEWABI.
14262 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14263 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14264 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14265 whether indirect calls must use $25.
14266 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14268 * config/mips/mips.md (jal_macro): Check flag_pic and
14269 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14270 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14271 instead of TARGET_ABICALLS.
14272 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14273 TARGET_ABICALLS && TARGET_OLDABI.
14274 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14275 (sibcall): In the comment above the define_insn, mention
14276 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14277 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14278 instead of TARGET_ABICALLS.
14280 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14282 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14283 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14284 (MACFLAGS_MATCH_P): New macro.
14285 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14286 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14287 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14288 the other MACFLAG constants.
14289 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14290 (flag_machi): Tighten constraints. Renumber some of the operands.
14291 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14293 (flag_machi_parts_acconly): New pattern.
14294 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14296 (flag_macinit1hi): Tighten constraints.
14297 (flag_mul_macv2hi_parts_acconly): New pattern.
14299 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14300 Use a more efficient implementation.
14301 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14302 inline sequences when not optimizing for size.
14304 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14305 movhi_high2low): Delete, merge functionality into...
14306 (packv2hi): ... this pattern.
14308 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14309 * config/bfin/bfin.opt (msim): New option.
14310 (mcpu=): New option.
14311 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14312 (bfin_cpu_t): Typedef of enum bfin_cpu.
14313 (bfin_cpu_type): New declaration.
14314 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14315 -msim and -mcpu= options.
14316 (LIB_SPEC): Likewise.
14317 * config/bfin/bfin.c (bfin_cpu_type): Define.
14318 (bfin_handle_option): Handle -mcpu= option.
14319 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14320 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14321 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14323 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14325 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14326 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14327 (powerpc-wrs-vxworksae): Use ${tm_file}.
14328 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14329 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14330 * config/i386/vx-common.h: New file.
14332 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14334 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14337 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14339 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14342 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14346 * c-common.c (c_build_qualified_type): Set canonical type
14349 2007-04-12 Richard Guenther <rguenther@suse.de>
14351 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14352 lower bound and element size if lower bound is not zero
14353 or either of the ARRAY_REF operands is set.
14355 2007-04-12 Richard Guenther <rguenther@suse.de>
14357 PR tree-optimization/24689
14358 PR tree-optimization/31307
14359 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14361 * gimplify.c (canonicalize_addr_expr): To be consistent with
14362 gimplify_compound_lval only set operands two and three of
14363 ARRAY_REFs if they are not gimple_min_invariant. This makes
14364 it never at this place.
14365 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14367 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14369 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14370 null before emitting a .nsubspa directive.
14372 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14374 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14375 need_to_partition_p if there are no memory statements in the
14378 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14380 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14381 (gcd_of_steps_may_divide_p): New function.
14382 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14384 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14386 * reload.c (find_reloads_toplev, find_reloads_address,
14387 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14388 not a pointer equality test, to decide if we need to call
14389 push_reg_equiv_alt_mem.
14391 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14393 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14394 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14396 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14398 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14400 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14401 vector to be positive.
14403 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14407 * doc/invoke.texi: Document --params max-aliased-vops and
14409 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14410 debug_memory_partitions): Move to tree-flow.h
14411 * params.h (AVG_ALIASED_VOPS): Define.
14412 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14414 (mp_info_t): Likewise.
14415 (get_mem_sym_stats_for): New.
14416 (set_memory_partition): Move from tree-flow-inline.h.
14417 (mark_non_addressable): Only clear the set of symbols for the
14418 partition if it exists.
14419 (dump_memory_partitions): Move from tree-ssa-operands.c
14420 (debug_memory_partitions): Likewise.
14421 (need_to_partition_p): New.
14422 (dump_mem_ref_stats): New.
14423 (debug_mem_ref_stats): New.
14424 (dump_mem_sym_stats): New.
14425 (debug_mem_sym_stats): New.
14426 (update_mem_sym_stats_from_stmt): New.
14427 (compare_mp_info_entries): New.
14428 (mp_info_cmp): Call it.
14429 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14431 (get_mpt_for): Move from tree-ssa-operands.c.
14432 (find_partition_for): New.
14433 (create_partition_for): Remove.
14434 (estimate_vop_reduction): New.
14435 (update_reference_counts): New.
14436 (build_mp_info): New.
14437 (compute_memory_partitions): Refactor.
14438 Document new heuristic.
14439 Call build_mp_info, update_reference_counts,
14440 find_partition_for and estimate_vop_reduction.
14441 (compute_may_aliases): Populate virtual operands before
14442 calling debugging dumps.
14443 (delete_mem_sym_stats): New.
14444 (delete_mem_ref_stats): New.
14445 (init_mem_ref_stats): New.
14446 (init_alias_info): Call it.
14447 (maybe_create_global_var): Remove alias_info argument.
14448 Get number of call sites and number of pure/const call sites
14449 from gimple_mem_ref_stats().
14450 (dump_alias_info): Call dump_memory_partitions first.
14451 (dump_points_to_info_for): Show how many times a pointer has
14453 * opts.c (decode_options): For -O2 set --param
14454 max-aliased-vops to 500.
14455 For -O3 set --param max-aliased-vops to 1000 and --param
14456 avg-aliased-vops to 3.
14457 * fortran/options.c (gfc_init_options): Remove assignment to
14459 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14460 * tree-dfa.c (dump_variable): Dump memory reference
14462 Dump NO_ALIAS* settings.
14463 (referenced_var_lookup): Tidy.
14464 (mem_sym_stats): New.
14465 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14466 and ORIG are different SSA names for a memory partition.
14467 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14468 * tree-flow.h (struct mem_sym_stats_d): Define.
14469 (mem_sym_stats_t): Define.
14470 (struct mem_ref_stats_d): Define.
14471 (struct gimple_df): Add field mem_ref_stats.
14472 (enum noalias_state): Define.
14473 (struct var_ann_d): Add bitfield noalias_state.
14474 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14475 debug_mem_ref_stats, debug_memory_partitions,
14476 debug_mem_sym_stats): Declare.
14477 * tree-ssa-structalias.c (update_alias_info): Update call
14478 sites, pure/const call sites and asm sites in structure
14479 returned by gimple_mem_ref_stats.
14480 Remove local variable IS_POTENTIAL_DEREF.
14481 Increase NUM_DEREFS if the memory expression is a potential
14483 Call update_mem_sym_stats_from_stmt.
14484 If the memory references memory, call
14485 update_mem_sym_stats_from_stmt for all the direct memory
14486 symbol references found.
14487 (intra_create_variable_infos): Set noalias_state field for
14488 pointer arguments according to the value of
14489 flag_argument_noalias.
14490 * tree-ssa-structalias.h (struct alias_info): Remove fields
14491 num_calls_found and num_pure_const_calls_found.
14492 (update_mem_sym_stats_from_stmt): Declare.
14493 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14494 Set default value to 100.
14495 (PARAM_AVG_ALIASED_VOPS): Define.
14497 2007-04-11 Richard Guenther <rguenther@suse.de>
14499 PR middle-end/31530
14500 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14501 a * -b + c as c - a * b if we honor sign dependent rounding.
14503 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14505 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14506 bfin_expand_strmov.
14507 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14508 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14510 (initialize_trampoline): Don't use old-style function definition.
14511 (bfin_secondary_reload): Mark IN_P argument as unused.
14513 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14515 PR tree-optimization/31343
14516 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14517 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14518 * testsuite/gcc.dg/vect/pr31343.c: New.
14520 2007-04-10 Eric Christopher <echristo@apple.com>
14522 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14523 * config/i386/i386.md (*cmpfp0): Use.
14524 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14525 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14526 (fix_trunc<mode>_i386_fisttp): Ditto.
14527 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14528 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14529 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14530 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14531 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14532 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14533 (unnamed_splitters): Ditto.
14534 * config/i386/i386.c (output_fix_trunc): Assert that
14535 we're not being passed a TFmode operand.
14537 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14539 PR tree-optimization/31526
14540 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14541 n_basic_blocks to find newly added blocks.
14543 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14545 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14547 (fix_trunc<mode>si_sse): Ditto.
14548 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14549 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14550 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14551 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14552 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14553 expander using SSEMODEF mode macro.
14554 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14555 expander using SSEMODEF mode macro.
14556 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14557 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14558 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14559 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14560 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14561 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14562 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14563 Macroize insn using X87MODEF mode macro.
14565 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14567 * config/i386/sse.md (sse2_pinsrw): Removed.
14568 (sse2_pextrw): Renamed to ...
14569 (*sse2_pextrw): This.
14571 2007-04-09 Jan Hubicka <jh@suse.cz>
14574 * config/i386/sse.md
14575 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14576 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14577 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14578 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14580 2007-04-09 Jan Hubicka <jh@suse.cz>
14582 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14583 multiple fields of union.
14585 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14587 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14588 (create_preheaders): Check that loops are available.
14589 (fix_loop_structure): Clean up, improve comments.
14590 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14591 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14593 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14594 * predict.c (tree_estimate_probability): Do not call
14595 calculate_dominance_info. Call create_preheaders.
14596 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14597 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14599 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14600 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14601 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14602 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14605 2007-04-08 Jan Hubicka <jh@suse.cz>
14607 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14608 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14609 * fold-const.c (fold_unary): Use it.
14611 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14613 * varasm.c (assemble_variable): Remove call to
14614 lang_hooks.decls.prepare_assemble_variable.
14615 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14616 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14617 * langhooks.h (lang_hooks_for_decls): Remove
14618 prepare_assemble_variable.
14620 2007-04-08 Mike Stump <mrs@apple.com>
14622 * config/i386/i386.c: Use inc/dec on Core2.
14624 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14626 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14627 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14628 lhd_tree_inlining_end_inlining): Remove.
14629 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14630 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14631 end_inlining hooks.
14632 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14633 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14634 lhd_tree_inlining_end_inlining): Remove prototypes.
14635 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14636 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14637 LANG_HOOKS_TREE_INLINING_START_INLINING,
14638 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14640 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14643 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14646 * config/avr/predicates.md (io_address_operand): Delete predicate.
14647 (low_io_address_operand): Don't use 'mode' argument.
14648 (higth_io_address_operand): Rename ...
14649 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14650 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14653 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14655 Revert change removing staticp.
14657 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14660 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14663 2007-04-07 Bruce Korb <bkorb@gnu.org>
14665 * c.opt: Add -Wformat-contains-nul.
14666 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14668 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14669 the NUL byte warning.
14671 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14673 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14675 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14677 * tree.c (staticp): No longer use staticp langhook.
14678 * langhooks.c (lhd_staticp): Removed.
14679 * langhooks.h (struct lang_hooks): Remove staticp.
14680 * c-common.c (c_staticp): Remove.
14681 * c-common.h (c_staticp): Ditto.
14682 * langhooks-defs.h (lhd_staticp): Ditto.
14683 (LHD_HOOKS_STATICP): Ditto
14684 * tree.h (gcc_assert_lowered): New macro.
14686 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14688 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14689 argument "reliable".
14690 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14691 Add argument "reliable". Propagate it through calls.
14692 (infer_loop_bounds_from_undefined): Derive number of iterations
14693 estimates from references in blocks that do not dominate loop latch.
14694 (gcov_type_to_double_int): New function.
14695 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14696 and expected_loop_iterations_unbounded.
14697 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14698 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14699 * tree-data-ref.c (estimated_loop_iterations): Export.
14700 (get_references_in_stmt): Fix -- do not return addresses of local
14702 * cfgloop.h (expected_loop_iterations_unbounded,
14703 estimated_loop_iterations): Declare.
14705 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14707 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14709 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14712 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14713 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14714 Use output_387_reg_move().
14715 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14716 expander using X87MODEF12 mode macro.
14717 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14718 choosing register preferences. Use output_387_reg_move().
14719 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14720 instead of "x". Use output_387_reg_move().
14721 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14722 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14723 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14724 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14725 Use output_387_reg_move().
14726 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14728 (*truncxf?f_i387 splitter): Ditto.
14730 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14732 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14733 LANG_HOOKS_SAFE_FROM_P.
14734 * expr.c (safe_from_p): Remove langhook call.
14735 * langhooks.h (lang_hooks): Remove safe_from_p.
14736 (lhd_safe_from_p): Remove prototype.
14737 * langhooks.c (lhd_safe_from_p): Remove.
14739 2007-04-06 Jan Hubicka <jh@suse.cz>
14741 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14744 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14746 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14747 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14748 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14749 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14751 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14752 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14754 2007-04-05 Richard Henderson <rth@redhat.com>
14756 * config/alpha/alpha.c (print_operand) [+]: Remove.
14757 (alpha_end_function): Print nop if call at end of function.
14758 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14759 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14760 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14761 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14762 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14763 the call pattern. Update peepholes to match.
14765 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14767 * doc/extend.texi (Other Builtins): Add decimal float variants
14769 * builtins.def: Ditto.
14770 * builtins.c (expand_builtin): Ditto.
14772 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14773 H.J. Lu <hongjiu.lu@intel.com>
14776 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14777 of V8HImode when calling ix86_binary_operator_ok.
14778 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14779 (sdot_prodv8hi): Operands 1 and 2 must be register.
14781 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14783 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14784 initialize align to silence bogus warning.
14786 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14788 PR middle-end/22156
14789 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14791 (struct sra_walk_fns): Remove use_all parameter from use.
14792 (sra_hash_tree): Handle BIT_FIELD_REFs.
14793 (sra_elt_hash): Don't hash bitfld blocks.
14794 (sra_elt_eq): Skip them in parent compares as well. Handle
14796 (sra_walk_expr): Don't maintain or pass down use_all_p.
14797 (scan_use): Remove use_all parameter.
14798 (scalarize_use): Likewise. Re-expand assignment to
14799 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14800 output, and re-scalarize after output. Don't mark anything
14802 (scalarize_ldst): Adjust.
14803 (scalarize_walk_gimple_modify_statement): Likewise.
14804 (build_element_name_1): Handle BIT_FIELD_REFs.
14805 (instantiate_element): Don't warn for any element whose parent
14806 is used as a whole.
14807 (instantiate_missing_elements_1): Return the sra_elt.
14808 (canon_type_for_field): New.
14809 (try_instantiate_multiple_fields): New.
14810 (instantiate_missing_elemnts): Use them.
14811 (mark_no_warning): Removed.
14812 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14813 (REPLDUP, sra_build_elt_assignment): New.
14814 (generate_copy_inout): Use them.
14815 (generate_element_copy): Likewise. Handle bitfld differences.
14816 (generate_element_zero): Don't recurse for blocks. Use
14817 sra_build_elt_assignment.
14818 (generate_one_element_int): Take elt instead of var. Use
14819 sra_build_elt_assignment.
14820 (generate_element_init_1): Adjust.
14821 (scalarize_use, scalarize_copy): Use REPLDUP.
14822 (scalarize_ldst): Move assert before dereference.
14823 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14825 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14827 * regmove.c: Fix unused variable warnings due to previous commit.
14829 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14831 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14832 (regmove_bb_head): Remove.
14833 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14834 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14835 problems with fixup_match_1.
14836 Don't initialize/free regmove_bb_head.
14838 (reg_is_remote_constant_p): If an insn is in the same basic block
14839 but not before INSN, consider it remote, too.
14841 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14844 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14845 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14847 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14849 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14850 (CONDITIONAL_REGISTER_USAGE): Likewise.
14852 2007-04-04 Richard Henderson <rth@redhat.com>
14854 * config/alpha/lib1funcs.asm: Remove unused file.
14856 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14859 * opts.c (print_specific_help): Fix --help=<language>
14861 (common_handle_option): Support --help=common.
14863 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14866 * gcc.c (main): Do not run the linker if
14867 print_subprocess_help indicates that it shouldn't be
14870 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14873 * doc/invoke.texi (--help=): Document <languages> value, fix
14874 formatting in tables of values.
14876 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14878 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14879 dllimport attribute of virtual methods.
14881 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14883 * config/score/crti.asm: Change _bss_start to __bss_start.
14884 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14885 (OUTGOING_REG_PARM_STACK_SPACE) update.
14886 * config/score/score.opt: add options to make backend support
14887 score5, score5u, score7 and score7d.
14888 * config/score/score.md: Likewise.
14889 * config/score/misc.md: Likewise.
14890 * config/score/mac.md: Likewise.
14891 * doc/invoke.texi: Likewise.
14892 * doc/md.texi: update constraints define.
14894 2007-04-03 Richard Henderson <rth@redhat.com>
14896 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14897 an appropriate type, use the mode instead.
14899 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14901 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14902 Set the default --with-arch setting to mips2.
14903 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14904 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14905 (MULTILIB_OSDIRNAMES): Delete.
14906 (MULTILIB_DIRNAMES): Define.
14907 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14908 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14909 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14910 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14911 VXWORKS_OS_CPP_BUILTINS.
14912 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14913 (MIPS_DEBUGGING_INFO): Undefine.
14914 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14916 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14918 PR middle-end/30704
14919 * fold-const.c (native_encode_real): Encode real.c provided longs
14920 as a series of 32-bit native integers.
14921 (native_interpret_real): Interpret buffer as a series of 32-bit
14924 2007-04-03 Richard Guenther <rguenther@suse.de>
14926 * genpreds.c (write_insn_constraint_len): Write function
14927 optimized for CONSTRAINT_LEN implementation.
14928 (write_tm_preds_h): Output insn_constraint_len inline and
14929 use it for CONSTRAINT_LEN.
14930 (write_insn_preds_c): Don't output insn_constraint_len.
14931 * doc/md.texi (define_register_constraint): Document multi-letter
14932 constraints shall have the same length if they start with the same
14935 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14938 * config/i386/i386.md (isinf<mode>2): Expand only when
14939 TARGET_C99_FUNCTIONS is set.
14941 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14943 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14944 (x86_64-*-linux*): Ditto.
14945 * config/i386/i386.opt (mpc): New option.
14946 * config/i386/i386.c (overrride_options): Handle
14947 ix87_precision_string.
14948 * config/i386/crtprec.c: New file.
14949 * config/i386/t-crtpc: Ditto.
14950 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14951 and -mpc80 options.
14952 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14953 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14954 crtprec32.o, crtprec64.o and crtprec80.o.
14956 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14957 and -mpc80 options.
14958 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14960 2007-04-02 Eric Christopher <echristo@apple.com>
14962 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14963 limitations on darwin.
14965 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14968 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14970 2007-04-02 Dave Korn <dave.korn@artimi.com>
14972 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14974 2007-04-02 Dave Korn <dave.korn@artimi.com>
14976 * libgcc2.h (exception_descriptor): Don't forward-declare.
14977 (__get_eh_table_language, __get_eh_table_version): Delete
14978 prototypes of long-dead functions.
14980 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14982 * ebitmap.h: New file
14983 * ebitmap.c: New file
14984 * Makefile.in (ebitmap.o): New target.
14986 2007-04-01 Jan Hubicka <jh@suse.cz>
14988 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14989 before very first instruction.
14991 2007-04-01 Jan Hubicka <jh@suse.cz>
14993 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14994 waring on 64bit hosts.
14995 * bitmap.h: Fix typo in bitmap_head_def.
14997 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14999 PR rtl-optimization/31391
15000 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15001 into a DELETED_LABEL note, and the label is in an empty basic
15002 block, update BB_END as well as BB_HEAD.
15004 2007-04-01 Richard Henderson <rth@redhat.com>
15006 PR tree-optimization/31169
15007 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15008 to varying if the range is outside [0, prec-1].
15010 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15013 * config/mips/mips.md (load_const_gp): New insn.
15014 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15015 the MIPS16 GP pseudo register if no_new_pseudos.
15016 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15018 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15021 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15023 (call_value): Likewise.
15025 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15026 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15029 * doc/invoke.texi: (optimization options): Reword description
15030 of -ffast-math. Document its primary purpose.
15032 2007-03-31 Richard Guenther <rguenther@suse.de>
15034 * omp-low.c (splay-tree.h): Include.
15035 (lookup_decl): Replace splay-tree usage by pointer-map.
15036 (maybe_lookup_decl): Likewise.
15037 (new_omp_context): Likewise.
15038 (delete_omp_context): Likewise.
15039 * gimplify.c (splay-tree.h): Include.
15040 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15042 (remap_ssa_name): Likewise.
15043 (remap_decl): Likewise.
15044 (remap_type_1): Likewise.
15045 (remap_type): Likewise.
15046 (copy_body_r): Likewise.
15047 (expand_call_inline): Likewise.
15048 (clone_body): Likewise.
15049 (copy_tree_r): Likewise.
15050 (remap_save_expr): Likewise.
15051 (unsave_r): Likewise.
15052 (unsave_expr_now): Likewise.
15053 (tree_function_versioning): Likewise.
15054 (build_duplicate_type): Likewise.
15055 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15056 (struct copy_body_data): Replace splay-tree by pointer-map.
15057 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15058 not $(SPLAY_TREE_H).
15059 (gimplify.o): Depend on $(SPLAY_TREE_H).
15060 (omp-low.p): Likewise.
15062 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15064 * config/avr/predicates.md (even_register_operand,
15065 odd_register_operand): New predicates.
15066 * config/avr/avr.md (movw peephole2): New.
15067 (movw_r peephole2): New.
15069 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15071 * tree.h (get_signed_or_unsigned_type): New.
15072 * fold-const.c (operand_equal_for_comparison_p): Use
15073 get_signed_or_unsigned_type instead of
15074 lang_hooks.types.signed_or_unsigned_type.
15075 * expr.c (store_expr): Ditto.
15076 * langhooks.c (get_signed_or_unsigned_type): New.
15077 (lhd_signed_or_unsigned_type): New.
15078 * langhooks.h (lhd_signed_or_unsigned_type): New.
15079 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15081 2007-03-30 Richard Henderson <rth@redhat.com>
15083 * tree-ssa-loop-ivopts.c: Include target.h.
15084 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15085 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15086 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15087 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15089 2007-03-30 Richard Henderson <rth@redhat.com>
15090 Kai Tietz <kai.tietz@onevision.com>
15092 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15093 default for 64-bit.
15094 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15095 (TARGET_64BIT_MS_ABI): New.
15096 (DBX_REGISTER_NUMBER): Handle 64-bit.
15097 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15098 (LONG_TYPE_SIZE): Force to 32.
15099 (REG_PARM_STACK_SPACE): New.
15100 (OUTGOING_REG_PARM_STACK_SPACE): New.
15101 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15102 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15103 (STACK_BOUNDARY): Use 128 for 64-bit.
15104 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15105 Add 64-bit implementation.
15106 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15108 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15109 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15110 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15111 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15112 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15113 TARGET_64BIT_MS_ABI.
15114 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15115 (ix86_pass_by_reference): Likewise.
15116 (ix86_function_value_regno_p): Likewise.
15117 (ix86_build_builtin_va_list): Likewise.
15118 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15119 (function_arg_advance_ms_64): New.
15120 (function_arg_advance): Call it.
15121 (function_arg_ms_64): New.
15122 (function_arg): Call it.
15123 (function_value_ms_64): New.
15124 (ix86_function_value_1): Call it.
15125 (return_in_memory_ms_64): New.
15126 (ix86_return_in_memory): Call it.
15127 (setup_incoming_varargs_ms_64): New.
15128 (ix86_setup_incoming_varargs): Call it.
15129 (ix86_expand_prologue): Handle 64-bit stack probing.
15130 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15131 (output_pic_addr_const): Likewise.
15132 (x86_this_parameter): Likewise.
15133 (x86_output_mi_thunk): Likewise.
15134 (x86_function_profiler): Likewise.
15135 (TARGET_STRICT_ARGUMENT_NAMING): New.
15136 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15137 (TARGET_64BIT_MS_ABI): New.
15138 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15139 * config/i386/i386.md (allocate_stack_worker): Remove.
15140 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15141 describe the clobber of eax without a match_scratch.
15142 (allocate_stack_worker_postreload): Remove.
15143 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15144 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15145 (allocate_stack_worker_rex64_postreload): Remove.
15146 (allocate_stack): Handle 64-bit.
15147 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15148 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15149 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15150 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15151 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15152 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15153 * config.build (x86_64-*-mingw*): New host.
15154 * config.host (x86_64-*-mingw*): New host.
15155 * config.gcc (x86_64-*-mingw*): New target.
15156 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15158 2007-03-30 Richard Henderson <rth@redhat.com>
15159 Kai Tietz <kai.tietz@onevision.com>
15161 * c-pragma.c (struct def_pragma_macro_value): New.
15162 (struct def_pragma_macro): New.
15163 (pushed_macro_table): New.
15164 (dpm_hash, dpm_eq): New.
15165 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15166 (init_pragma): Install them.
15167 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15169 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15171 * config/avr/avr.c (avr_override_options): Clear
15172 'flag_delete_null_pointer_checks'.
15174 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15177 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15178 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15179 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15180 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15181 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15182 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15183 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15185 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15187 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15189 * regmove.c: Move all of pass_stack_adjustments from here...
15190 * combine-stack-adj.c: ...to this new file.
15191 * Makefile.in: Add rules for combine-stack-adj.o.
15193 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15195 PR tree-optimization/31383
15196 * tree-data-ref.c (affine_function_equal_p): Do not require the
15197 vectors to have the same length.
15199 2007-03-30 Jan Hubicka <jh@suse.cz>
15201 PR middle-end/30700
15202 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15203 availablility; add more sanity checking; ask varpool only about
15206 2007-03-29 Richard Henderson <rth@redhat.com>
15208 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15209 to decide, but __SIZEOF_LONG_LONG__.
15211 2007-03-29 Richard Henderson <rth@redhat.com>
15213 * emutls.c (struct __emutls_array): New.
15214 (emutls_destroy): Use it instead of casting element 0 from void*.
15215 (__emutls_get_address): Likewise.
15217 2007-03-29 Richard Henderson <rth@redhat.com>
15219 * varasm.c (initializer_constant_valid_p): Don't deny
15220 DECL_DLLIMPORT_P on functions.
15222 * config/i386/cygming.h: Remove function declarations.
15223 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15224 (ASM_OUTPUT_LABELREF): Remove.
15225 (COMMON_ASM_OP): Remove.
15226 (ASM_OUTPUT_COMMON): Remove.
15227 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15228 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15229 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15230 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15231 Rename from TARGET_ENCODE_SECTION_INFO.
15232 * config/i386/netware.h: Likewise.
15233 * config/i386/i386-protos.h: Update.
15234 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15235 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15236 (legitimate_constant_p): Reject dllimports.
15237 (dllimport_map, get_dllimport_decl): New.
15238 (legitimize_dllimport_symbol): New.
15239 (legitimize_address, ix86_expand_move): Use it.
15240 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15241 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15242 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15243 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15244 * config/i386/predicates.md (constant_call_address_operand): Only
15245 accept symbols; reject dllimport_p symbols.
15246 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15247 i386_pe_maybe_record_exported_symbol.
15248 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15249 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15250 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15251 trust the setting of DECL_DLLIMPORT_P.
15252 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15253 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15254 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15255 tidy the argument scanning loop.
15256 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15257 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15258 (i386_pe_strip_name_encoding): Remove.
15259 (i386_pe_binds_local_p): New.
15260 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15261 (i386_pe_output_labelref): Remove.
15262 (i386_pe_asm_output_aligned_decl_common): New.
15263 (i386_pe_maybe_record_exported_symbol): Rename from
15264 i386_pe_record_exported_symbol; check for dllexported symbols.
15266 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15268 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15269 add comment explaining why vsnprintf cannot be used.
15271 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15273 PR tree-optimization/30666
15274 * tree.c (build_complex_type): When creating type names for DWARF2
15275 debug info, create TYPE_DECLs for TYPE_NAME instead of
15277 (build_common_tree_nodes_2): Use build_complex_type when building
15278 predefined complex types, to preserve canonical types.
15280 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15282 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15283 (noce_get_alt_condition): Look at it to determine whether to
15284 reverse the condition or not.
15285 (noce_get_condition): Substitute the truth for lies.
15286 (noce_find_if_block): Set the then_else_reversed field.
15288 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15290 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15291 destination of this insn.
15292 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15293 than calling gen_rtx_SET directly. Use r0 to hold the value of
15294 'address + 4' rather than a stack based temporary which can be
15295 mis-optimized away.
15297 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15299 * config/s390/s390.c (s390_secondary_input_reload_class,
15300 s390_secondary_output_reload_class): Functions removed.
15301 (s390_secondary_reload): New function.
15302 (TARGET_SECONDARY_RELOAD): Target macro defined.
15303 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15304 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15305 * config/s390/s390.md ("reload_outti", "reload_outdi",
15306 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15307 "reload_out<mode>"): Expanders removed.
15308 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15309 "reload<mode>_nonoffmem_out"): Expanders added.
15311 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15313 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15314 action if SRC->DEST replacement failed anyway.
15316 2007-03-28 Mike Stump <mrs@apple.com>
15318 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15319 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15320 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15322 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15324 * config.gcc: Accept barcelona as a variant of amdfam10.
15325 * config/i386/i386.c (override_options): Likewise.
15326 * doc/invoke.texi: Likewise.
15328 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15330 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15331 offsets for BIT_FIELD_REF and COMPONENT_REF.
15333 2007-03-28 Richard Guenther <rguenther@suse.de>
15335 * tree.c (is_global_var): Move ...
15336 * tree-flow-inline.h (is_global_var): ... here.
15337 * tree.h (is_global_var): Remove declaration.
15339 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15341 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15343 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15344 * config/i386/i386.c (ix86_tune_features): Initialize new
15346 * config/i386/predicates.md (promotable_binary_operator): Use
15347 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15349 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15352 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15354 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15356 * config/fr30/fr30.md (movsi_internal): Change destination
15357 constraint from m to V and add m to the end.
15359 2007-03-28 Christian Bruel <christian.bruel@st.com>
15361 * config/sh/sh.md (movsi_i): Fix type attribute.
15363 2007-03-28 Christian Bruel <christian.bruel@st.com>
15365 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15366 (movsf_ie): Likewise.
15368 2007-03-28 Christian Bruel <christian.bruel@st.com>
15370 * config.gcc: Add sh4-300 to multilib.
15371 * config/sh/t-mlib-sh4-300: New file.
15373 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15375 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15376 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15377 fix_trunc<mode>di2.
15378 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15379 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15380 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15381 "fixuns_trunctddi2"): Whitespace fix.
15383 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15385 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15386 the definition of struct sh_args.
15387 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15388 CALL_COOKIE_INT_REG_GET): Likewise.
15390 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15392 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15393 transformations are applied successfully.
15395 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15397 * tree.c (tree_contains_struct): Permit 512 tree codes.
15398 * tree.h (tree_contains_struct): Ditto.
15399 (MAX_TREE_CODES): Ditto.
15400 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15401 SPARE member to store remaining padding bits.
15403 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15405 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15408 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15410 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15411 * configure: Regenerate.
15413 * configure: Regenerate using the correct version of autoconf.
15415 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15417 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15419 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15420 regs to "__SP_L__" and "__SP_H__".
15422 2007-03-27 Richard Guenther <rguenther@suse.de>
15424 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15425 computations with it with a HOST_WIDE_INT variable.
15427 2007-03-26 Mike Stump <mrs@apple.com>
15429 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15430 objective-c-header, objective-c++-header and objc++-cpp-output
15432 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15434 2007-03-26 Richard Henderson <rth@redhat.com>
15437 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15438 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15439 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15440 IX86_BUILTIN_PSRLQ128): New.
15441 (ix86_init_mmx_sse_builtins): Add them.
15442 (ix86_expand_builtin): Expand them.
15443 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15444 operand 2 be TImode.
15445 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15446 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15447 _mm_srli_epi64): Mark __B const.
15448 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15449 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15450 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15451 new two-vector shift builtins.
15453 2007-03-26 Ian Lance Taylor <iant@google.com>
15455 PR tree-optimization/31345
15456 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15457 [+INF, +INF(OVF)] into VARYING.
15459 2007-03-26 Zack Weinberg <zackw@panix.com>
15461 * gengtype-parse.c: New file.
15462 * gengtype-yacc.y: Delete.
15463 * gengtype-lex.l: Don't include gengtype-yacc.h.
15464 Define YY_DECL and yyterminate appropriately for recursive
15465 descent parser. yylval is now a string out-parameter to yylex.
15466 (HWS, EOID): New shorthand.
15467 (IWORD): Add a couple more types.
15468 (yylex): Add a setup stanza. Remove the complex rules for
15469 detecting GTY'ed types and typedefs; replace with simple
15470 keyword detectors. Adjust everything for the changed
15471 definition of yylval. Ignore all pp-directives, not just #define.
15473 (parse_file): Rename yybegin; do not call yyparse.
15475 * gengtype.c (xasprintf): Export again.
15476 (this_file): New. Use everywhere __FILE__ was being used.
15477 (get_lang_bitmap): Special case types defined in gengtype.c.
15478 (do_typedef, new_structure): Suppress definition of certain types.
15479 (new_structure): Improve diagnostics of duplicate definitions.
15480 Make sure location_s is associated with input.h.
15481 (nreverse_pairs, define_location_structures): New functions.
15482 (main): Improve tagging of kludge types. Remove old kludges
15483 for input.h types; use define_location_structures.
15484 * gengtype.h: Update prototypes. Define token codes here.
15485 * Makefile.in: Remove all references to gengtype-yacc.
15486 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15488 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15489 add GTY((skip)) to the field that's only conditionally there.
15490 * doc/install.texi: Document that Bison is no longer required
15491 unless building treelang.
15493 * gengtype.c: Don't include gtyp-gen.h.
15494 (srcdir): Declare here.
15495 (base_files, lang_dir_names): Allocate dynamically.
15496 (gt_files, num_gt_files, num_lang_dirs): New globals.
15497 (measure_input_list, read_input_line, read_input_list)
15498 (set_lang_bitmap): New functions.
15499 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15500 simplify, relying on read_input_list to set up the bitmaps.
15501 (main): Arguments are no longer unused. Check for correct number
15502 of command line arguments, set srcdir and srcdir_len, then call
15503 read_input_list, before doing anything else. No need to worry
15504 about duplicates in main loop.
15505 * configure.ac: Simplify the calculation of all_gtfiles.
15506 Put language tags in there. Don't set or substitute
15507 all_gtfiles_files_langs or all_gtfiles_files_frags.
15508 * Makefile.in: Revamp the way gengtype is invoked, now that it
15509 takes a file on its command line with a much simpler format.
15510 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15511 (GTFILES): Remove duplicates and C source files.
15512 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15513 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15514 * configure: Regenerate.
15516 * gengtype.h: Remove all type definitions to gengtype.c; leave
15517 only definitions of options_p, type_p, and pair_p as opaque
15518 pointers. Update prototypes.
15519 * gengtype.c: Many type definitions moved here from gengtype.h.
15520 Consolidate type definitions at the top of the file.
15521 (xvasprintf): Delete.
15522 (xasprintf): Make static.
15523 (create_nested_pointer_option): Add 'next' parameter.
15524 (create_field_all, create_field_at): New functions.
15525 (create_field): Now a thin wrapper around create_field_all.
15526 (create_optional_field): Rename create_optional_field_ and add
15527 line argument. Original name is now a macro which supplies
15529 (oprintf): Use vsnprintf directly.
15530 (close_output_files): Use fatal rather than perror/exit.
15531 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15532 (main): Set progname. Don't use exit.
15533 * gengtype-yacc.y (struct_fields): Use create_field_at.
15534 (option, optionseqopt): Delete.
15535 (optionseq): Consolidate productions from option here so we
15536 can use the first argument to create_option.
15538 * gengtype-lex.l: Distinguish unions from structures in the
15539 token type. Don't call find_structure; return the tag as a string.
15540 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15541 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15542 string. Reorganize typedef_struct production accordingly.
15543 Use create_nested_ptr_option.
15544 * gengtype.c (create_nested_ptr_option): New function.
15545 * gengtype.h: Declare it.
15547 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15548 (string_type): Don't declare.
15549 (do_scalar_typedef): Declare.
15550 (create_scalar_type): Update prototype.
15551 * gengtype.c (string_type): Make static.
15552 (scalar_nonchar, scalar_char): New.
15553 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15554 (resolve_typedef): Use scalar_nonchar for error recovery.
15555 (create_scalar_type): Remove name_len field. Return scalar_char
15556 or scalar_nonchar as appropriate.
15557 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15558 to use string_type.
15559 (throughout): Use scalar_nonchar instead of calling
15560 create_scalar_type, whenever possible.
15561 (main): Initialize scalar_char and scalar_nonchar before calling
15563 * gengtype-lex.l: Adjust for removal of second argument to
15564 create_scalar_type. Use yylval.s instead of yylval.t when
15566 * gengtype-yacc.y: Type of SCALAR is string. Call
15567 create_scalar_type from type:SCALAR rule. Adjust for removal of
15568 second argument to create_scalar_type.
15570 * vec.h: Remove all #if IN_GENGTYPE blocks.
15571 Add comment saying that changes may require adjustments to gengtype.
15572 * gengtype.c: Don't include coretypes.h or tm.h.
15573 Add comment to inclusion of errors.h.
15574 (note_def_vec, note_def_vec_alloc): New functions.
15575 * gengtype.h: Declare new functions.
15576 * gengtype-lex.l: Don't include coretypes.h.
15577 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15579 (update_lineno): Remove unnecessary prototype.
15580 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15581 (VEC rule): Just return VEC_TOKEN.
15582 * gengtype-yacc.y (VEC_TOKEN): New token type.
15583 (type): Add a production for VEC(a,b).
15584 * Makefile.in: Update dependencies.
15586 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15587 typedefs that use the old PARAMS macro.
15589 * gengtype-lex.l: Remove all rules and states relating to yacc
15591 * gengtype-yacc.y: Similarly.
15592 * gengtype.c (note_yacc_type): Delete function.
15593 * gengtype.h: Update prototypes.
15595 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15597 * tree-pretty-print.c (dump_generic_node): Report precision of
15598 unnamed integer types.
15600 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15602 * ifcvt.c (noce_try_store_flag_constants): Don't check
15603 no_new_pseudos here.
15604 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15605 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15606 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15607 noce_try_sign_mask): Likewise.
15608 (if_convert): Check no_new_pseudos here.
15610 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15612 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15613 (noce_get_condition): Handle new then_else_reversed argument.
15614 (noce_init_if_info): Remove, fold into noce_find_if_block.
15615 (noce_process_if_block): Take a struct noce_if_info as the
15616 argument. Don't set up one based on ce_if_info. Update pointer
15617 references accordingly.
15618 (cond_move_process_if_block): Likewise.
15619 (process_if_block): Removed.
15620 (find_if_block): Removed. Move functionality two new functions,
15621 noce_find_if_block and cond_exec_find_if_block.
15622 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15623 blocks and the symmetric IF-ELSE-JOIN case.
15624 (cond_exec_find_if_block): Also new function mostly based on old
15625 find_if_block and process_if_block.
15626 (find_if_header): Replace find_if_block call with separately
15627 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15628 (find_cond_trap): Update noce_get_condition call.
15629 (dead_or_predicable): Likewise.
15631 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15633 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15635 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15636 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15637 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15638 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15639 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15640 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15641 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15642 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15643 __builtin_ia32_psrad128 builtins.
15645 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15647 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15648 * config/i386/constraints.md
15649 (define_constraint "I"): Use IN_RANGE macro.
15650 (define_constraint "J"): Ditto.
15651 (define_constraint "K"): Ditto.
15652 (define_constraint "M"): Ditto.
15653 (define_constraint "N"): Ditto.
15654 (define_constraint "O"): Ditto.
15655 * config/i386/predicates.md
15656 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15657 (define_predicate "const_0_to_3_operand"): Ditto.
15658 (define_predicate "const_0_to_7_operand"): Ditto.
15659 (define_predicate "const_0_to_15_operand"): Ditto.
15660 (define_predicate "const_0_to_63_operand"): Ditto.
15661 (define_predicate "const_0_to_255_operand"): Ditto.
15662 (define_predicate "const_1_to_31_operand"): Ditto.
15663 (define_predicate "const_2_to_3_operand"): Ditto.
15664 (define_predicate "const_4_to_7_operand"): Ditto.
15666 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15668 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15669 in SImode for save_world.
15670 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15673 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15675 PR tree-optimization/30784
15676 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15679 2007-03-25 Revital Eres <eres@il.ibm.com>
15681 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15682 Fold movement_possibility function into it.
15684 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15686 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15687 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15688 (call_indirect_nonlocal_darwin64): Same.
15689 (call_nonlocal_darwin64): Same.
15690 (call_value_indirect_nonlocal_darwin64): Same.
15691 (call_value_nonlocal_darwin64): Same.
15692 (sibcall_nonlocal_darwin64): Same.
15693 (sibcall_value_nonlocal_darwin64): Same.
15694 (sibcall_symbolic_64): Same.
15695 (sibcall_value_symbolic_64): Same.
15696 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15698 (rs6000_emit_load_toc_table): Same.
15699 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15700 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15702 (divss_call): Same.
15703 (divus_call): Same.
15704 (quoss_call): Same.
15705 (quous_call): Same.
15706 (load_toc_v4_pic_si): Same
15707 (load_toc_v4_PIC_1): Same.
15708 (load_toc_v4_PIC_1b): Same.
15709 (call_indirect_aix{32,64}): Same.
15710 (call_value_indirect_aix{32,64}): Same.
15712 (call_value): Same.
15713 (call_local{32,64}): Same.
15714 (call_value_local{32,64}): Same.
15715 (call_indirect_nonlocal_aix{32,64}): Same.
15716 (call_nonlocal_aix{32,64}): Same.
15717 (call_value_indirect_nonlocal_aix{32,64}): Same.
15718 (call_value_nonlocal_aix{32,64}): Same.
15719 (call_indirect_nonlocal_sysv<mode>): Same.
15720 (call_nonlocal_sysv<mode>): Same.
15721 (call_value_indirect_nonlocal_sysv<mode>): Same.
15722 (call_value_nonlocal_sysv<mode>): Same.
15724 (sibcall_local{32,64}): Same.
15725 (sibcall_value_local{32,64}): Same.
15726 (sibcall_nonlocal_aix{32,64}): Same.
15727 (sibcall_value_nonlocal_aix{32,64}): Same.
15728 (sibcall_nonlocal_sysv<mode>): Same.
15729 (sibcall_value): Same.
15730 (sibcall_value_nonlocal_sysv<mode>): Same.
15732 2007-03-24 Paul Brook <paul@codesourcery.com>
15734 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15735 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15737 2007-03-24 Richard Henderson <rth@redhat.com>
15739 * config/ia64/constraints.md: New file.
15740 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15741 satisfies_constraint_?.
15742 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15743 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15744 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15745 ia64_output_mi_thunk): Likewise.
15746 (ia64_const_ok_for_letter_p): Remove.
15747 (ia64_const_double_ok_for_letter_p): Remove.
15748 (ia64_extra_constraint): Remove.
15749 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15750 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15751 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15752 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15753 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15754 EXTRA_MEMORY_CONSTRAINT): Remove.
15755 * config/ia64/ia64.md: Include constriants.md. Replace
15756 CONST_OK_FOR_? with satisfies_constraint_?.
15758 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15759 H.J. Lu <hongjiu.lu@intel.com>
15761 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15763 (name macros): Use DPD_BID_NAME to convert names properly.
15765 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15766 decimal floating point format.
15767 (init_floating_libfuncs): Change decimal functions so that they
15768 have a "bid_" prefix if the decimal system uses the BID format,
15769 and "dpd_" prefix if the decimal system uses the DPD format.
15770 (init_interclass_conv_libfuncs): Ditto.
15771 (init_intraclass_conv_libfuncs): Ditto.
15773 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15774 using the BID format.
15776 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15777 whether we are using the BID decimal format.
15778 * configure: Regenerate.
15780 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15781 the compiler has decimal floating point enabled. Define
15782 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15785 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15786 using the BID format.
15788 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15789 whether we are using the BID decimal format.
15790 * configure: Regenerate.
15792 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15793 the compiler has decimal floating point enabled. Define
15794 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15797 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15798 options, and that it is enabled for i386/x86_64 systems.
15800 * Makefile.in (enable_decimal_float): New.
15802 (DECNUMINC): Add -I$(DECNUMFMT).
15803 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15804 to $(DECNUMFMT) from $(DECNUM).
15806 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15807 Substitute enable_decimal_float.
15808 * configure: Regenerated.
15811 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15814 * configure.ac: Enable decimal float for x86_64-*-linux*.
15815 * configure: Regenerated.
15818 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15819 decimal128ClearSign to flip and clear the sign bit in decimal128.
15820 (decimal_real_maxval): Set decimal128SetSign to set the sign
15823 2007-03-23 Ian Lance Taylor <iant@google.com>
15825 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15827 2007-03-23 Ian Lance Taylor <iant@google.com>
15829 * tree-dump.c (dump_files): Correct comment.
15831 2007-03-23 Ian Lance Taylor <iant@google.com>
15833 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15835 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15837 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15838 in cfglayout mode. Don't go into and out of cfglayout mode.
15839 Link the blocks in the order of the constructed traces.
15840 (rest_of_handle_tracer): Adjust call to tracer.
15841 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15842 Don't go into cfglayout mode.
15843 (rtl_loop_done): Don't go out of cfglayout mode.
15844 * cfglayout.c (relink_block_chain): New function, split out from...
15845 (fixup_reorder_chain): ...here. Remove redundant checking.
15846 (cfg_layout_finalize): Don't clear the header, footer, and aux
15847 fields here, move the code to do so to relink_block_chain. Likewise
15848 for free_original_copy_tables.
15849 * rtl.h (tracer): Update prototype.
15850 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15851 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15852 mode. Use relink_block_chain to serialize the CFG according to the
15853 new basic block order. Move targetm.cannot_modify_jumps_p check from
15855 (gate_handle_reorder_blocks): ...to here.
15856 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15858 (gate_duplicate_computed_gotos): ...to here.
15859 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15860 something always changes when going into and out of cfglayout mode.
15861 Perform an expensive cfg cleanup while going into cfglayout mode.
15862 Always update liveness information on HAVE_conditional_execution
15863 targets. Reserialize the basic blocks and go out of cfglayout mode.
15864 * reg-stack.c: Include cfglayout.h.
15865 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15866 the call to reorder_basic_blocks.
15867 * basic-block.h (reorder_basic_blocks): Update prototype.
15868 (relink_block_chain): New prototype.
15869 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15871 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15873 * config/mips/mips.md (type, hazard, *movdi_32bit,
15874 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15875 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15876 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15877 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15878 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15880 (movcc): Change first xfer to multi.
15881 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15882 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15883 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15884 config/mips/generic.md: Change reservations using "xfer" to use
15886 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15887 using match_operand.
15888 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15889 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15891 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15893 2007-03-22 Richard Henderson <rth@redhat.com>
15895 * config/i386/i386.c: Remove unnecessary function declarations.
15896 Move targetm definition, and all related macros, to the end of
15897 the file. Resort some functions to put definitions before uses.
15898 (ix86_attribute_table): Make static. Move to end of file.
15899 (ix86_gimplify_va_arg): Make static.
15901 2007-03-22 Richard Henderson <rth@redhat.com>
15903 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15904 don't increase local_regparm with force_align_arg_pointer check.
15905 (ix86_function_sseregparm): Assert 32-bit.
15906 (type_has_variadic_args_p): New.
15907 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15908 type_has_variadic_args_p.
15909 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15910 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15911 use memset instead. Do maybe_vaarg check first; skip attribute
15912 tests if true; skip attribute tests for 64-bit.
15913 (construct_container): Remove TARGET_DEBUG_ARG.
15914 (function_arg_advance_32, function_arg_advance_64): Split out ...
15915 (function_arg_advance): ... from here.
15916 (function_arg_32, function_arg_64): Split out ...
15917 (function_arg): ... from here.
15918 (ix86_pass_by_reference): Tidy.
15919 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15920 (function_value_32): New, from parts of ix86_function_value
15921 and ix86_value_regno.
15922 (function_value_64): New, from parts of ix86_function_value
15923 and ix86_libcall_value.
15924 (ix86_function_value_1): New.
15925 (ix86_function_value, ix86_libcall_value): Use it.
15926 (return_in_memory_32, return_in_memory_64): Split out ...
15927 (ix86_return_in_memory): ... from here.
15928 (ix86_struct_value_rtx): Skip for 64-bit.
15929 (ix86_libcall_value, ix86_value_regno): Remove.
15930 (setup_incoming_varargs_64): Split out ...
15931 (ix86_setup_incoming_varargs): ... from here.
15932 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15933 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15934 * config/i386/i386-protos.h (ix86_function_value): Remove.
15935 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15937 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15940 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15941 infinities not supported, otherwise emit warning if -Woverflow. On
15942 underflow, emit warning if -Woverflow.
15943 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15945 * real.h (real_from_string): Update declaration
15947 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15948 Richard Henderson <rth@redhat.com>
15950 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15951 * calls.c (compute_argument_block_size, expand_call,
15952 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15953 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15954 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15955 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15956 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15957 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15958 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15959 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15962 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15964 * c-incpath.c (add_sysroot_to_chain): New.
15965 (merge_include_chains): Add sysroot argument. Call
15966 add_sysroot_to_chain if sysrooted.
15967 (register_include_chains): Update call to merge_include_chains.
15968 * doc/cppopts.texi: Document use of '=' in include directory
15971 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15973 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15974 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15975 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15976 insn pattern using X87MODEF12 mode macro.
15978 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15980 * regmove.c (regmove_optimize): Use reg_mentioned_p
15981 instead of reg_overlap_mentioned_p for DST.
15983 2007-03-21 Mike Stump <mrs@apple.com>
15985 * c.opt: Fixup for Objective-C/C++.
15987 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15989 * explow.c (convert_memory_address): Fold memory reference when
15990 POINTERS_EXTEND_UNSIGNED < 0
15992 2007-03-21 Richard Henderson <rth@redhat.com>
15995 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15996 * config/i386/mmintrin.h (__m64): Likewise.
15997 * config/i386/xmmintrin.h (__m128): Likewise.
15999 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16001 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16002 (VXWORKS_OS_CPP_BUILTINS): Define.
16003 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16004 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16006 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16008 * rtl.h (constant_pool_reference_p): Delete.
16009 (find_constant_src): Declare.
16010 * rtlanal.c (find_constant_src): New function.
16011 * simplify-rtx.c (constant_pool_reference_p): Delete.
16012 * config/i386/i386.md: Use find_constant_src instead of
16013 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16015 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16017 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16018 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16020 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16022 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16023 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16024 (arm_elf_asm_constructor): Use it.
16025 (arm_elf_asm_destructor): New function.
16027 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16029 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16031 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16033 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16035 2007-03-19 Andrew Haley <aph@redhat.com>
16037 PR tree-optimization/31264
16038 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16039 VIEW_CONVERT_EXPRs.
16041 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16043 PR rtl-optimization/30907
16044 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16045 (fwprop_init): Always call loop_optimizer_initialize.
16046 (fwprop_done): Always call loop_optimizer_finalize.
16047 (fwprop): We always have loop info now.
16048 (gate_fwprop_addr): Remove.
16049 (pass_fwprop_addr): Use gate_fwprop as gate.
16051 PR rtl-optimization/30841
16052 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16053 df_chain_alloc): Call df_reorganize_refs unconditionally.
16054 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16055 refs_organized to refs_organized_size.
16056 (df_ref_create_structure): Use refs_organized_size instead of
16057 bitmap_size if refs had been organized, and keep refs_organized_size
16059 * df.h (struct df_ref_info): Change refs_organized to
16060 refs_organized_size.
16061 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16064 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16066 * except.c (output_function_exception_table): Do not reference the
16067 EH personality routine for functions that do not require an
16070 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16073 * c-typeck.c (convert_for_assignment): Call comptypes for
16074 RECORD_TYPE or UNION_TYPE.
16076 PR inline-asm/30505
16077 * reload1.c (reload): Do invalid ASM checking after
16078 cleanup_subreg_operands.
16080 2007-03-19 Jeff Law <law@redhat.com>
16082 * tree-cfg.c (find_taken_edge): Tighten conditions for
16083 optimizing computed gotos.
16085 2007-03-19 Michael Matz <matz@suse.de>
16087 * builtins.c (expand_builtin_sync_operation,
16088 expand_builtin_compare_and_swap,
16089 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16092 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16093 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16096 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16098 * doc/tm.texi: Add brackets around the return type of
16099 TARGET_SECONDARY_RELOAD.
16101 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16102 Richard Guenther <rguenther@suse.de>
16104 PR tree-optimization/31254
16105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16106 Use handled_component_p () where appropriate. Continue
16107 propagating into the rhs if we propagated into an INDIRECT_REF
16110 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16112 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16113 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16114 (xde, xdee): Mode attributes adjusted to support DFP modes.
16115 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16116 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16117 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16118 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16119 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16120 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16121 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16123 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16124 "movsf"): Insn definitions removed.
16125 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16126 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16127 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16129 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16130 "reload_in<mode>", "reload_out<mode>"): Expander added.
16131 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16136 * config/s390/s390.md: Only non-functional changes. Renamed
16137 FPR mode macro to BFP all over the file.
16139 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16141 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16142 (op_type attribute): RRF instruction type added.
16143 (fT0): New mode attribute.
16144 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16145 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16146 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16147 instruction no secondary memory is needed when moving DFmode values
16148 between GPRs and FPRs.
16150 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16152 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16153 inverted and documentation adjusted.
16154 ("mhard-dfp", "msoft-dfp"): New options.
16155 * config/s390/s390.c (s390_handle_arch_option): New architecture
16157 (override_options): Sanity checks for the new options added.
16158 * config.gcc: New architecture switch: z9-ec.
16159 * config/s390/s390.h (processor_flags): PF_DFP added.
16160 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16161 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16162 when the bit is NOT set so remove it from the defaults.
16164 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16166 * genemit.c (main): Print include statement for dfp.h.
16167 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16170 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16172 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16174 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16177 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16178 instead of PATTERN.
16180 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16182 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16183 attr_length_call, output_call, output_indirect_call): Cleanup
16184 formatting of targetm calls.
16186 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16188 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16190 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16192 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16193 reservation, bypass and anti-bypass descriptions for these
16194 instructions. Update move patterns.
16195 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16198 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16200 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16201 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16202 (get_initial_def_for_reduction): Likewise.
16204 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16206 Fix PR tree-optimization/29922
16207 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16208 (get_representative): Removed.
16209 (value_dies_in_block_x): Update for rvuse removal.
16210 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16211 (compute_antic_aux): Handle when PHI nodes appear in
16212 non-single-successors.
16213 (dump_bitmap_of_names): Removed.
16214 (compute_antic_safe): Renamed and removed rvuse calculation.
16215 Calculate only antic safe.
16216 (insert_into_preds_of_block): Remove assert.
16217 (execute_pre): Update for renamed functions.
16218 (defer_or_phi_translate_block): New function.
16220 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16222 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16223 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16225 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16226 Follow spelling conventions.
16228 * tree-data-ref.h: Remove the prototype for analyze_array.
16230 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16232 PR tree-optimization/31041
16233 * tree-vect-transform.c (get_initial_def_for_induction): Call
16234 force_gimple_operand.
16236 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16238 * ipa-type-escape.c (look_for_casts) : Revert code to use
16239 handled_component_p due to ada test a-numaux.adb.
16241 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16243 * final.c (final_scan_insn): Alter the condition of a
16244 conditional trap if we have nonstandard CC.
16246 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16248 * configure.ac: Remove excess quoting from asm line 0 test.
16249 * configure: Rebuilt.
16251 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16253 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16254 * c-common.c (convert_and_check): Move warning logic to...
16255 (warnings_for_convert_and_check): ...here. Define.
16256 * c-common.h (warnings_for_convert_and_check): Declare.
16258 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16260 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16261 (output_call): Likewise.
16263 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16265 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16267 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16269 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16271 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16273 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16274 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16276 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16278 PR tree-optimization/31183
16279 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16280 Use double_int instead of unsigned int for representing access_strides.
16281 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16283 2007-03-16 Richard Guenther <rguenther@suse.de>
16285 PR tree-optimization/31146
16286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16287 to allow recursion of forward_propagate_addr_expr.
16288 (forward_propagate_addr_into_variable_array_index): Likewise.
16289 (forward_propagate_addr_expr): Likewise.
16290 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16291 (forward_propagate_addr_expr_1): Recurse on simple copies
16292 instead of propagating into them. Do so for useless conversions
16294 (forward_propagate_addr_expr): Clean up unused statements after
16297 2007-03-16 Richard Guenther <rguenther@suse.de>
16299 * builtins.c (expand_builtin_cexpi): Use the right argument
16300 for the expansion via cexp.
16302 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16304 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16305 * configure: Rebuilt.
16307 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16310 * dwarf2out.c (force_type_die): Adjust comment.
16311 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16313 2007-03-15 DJ Delorie <dj@redhat.com>
16315 * config/frv/predicates.md (minmax_operator): Don't check operands
16318 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16320 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16321 Update constant estimates of number of iterations.
16322 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16323 argument renamed to "realistic".
16324 (compute_estimated_nb_iterations): Removed.
16325 (record_niter_bound): New function.
16326 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16327 call record_nonwrapping_iv with upper = false.
16328 (infer_loop_bounds_from_signedness): Pass upper argument to
16329 record_nonwrapping_iv.
16330 (estimate_numbers_of_iterations_loop): Do not call
16331 compute_estimated_nb_iterations. Record estimate based on profile
16332 information. Initialize the constant estimates of number of
16334 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16336 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16337 number of iterations is too small.
16338 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16339 (EST_NOT_AVAILABLE): Removed.
16340 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16341 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16344 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16346 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16347 Handle NE_EXPR guards.
16349 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16352 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16353 Set also -pedantic-errors by default for the preprocessor unless
16354 -fpermissive is given.
16356 2007-03-15 Richard Guenther <rguenther@suse.de>
16358 PR middle-end/29719
16359 PR middle-end/31161
16360 * builtins.c (expand_builtin_cexpi): As a fallback if we
16361 don't have builtins for sincos or cexp create a function
16362 declaration for cexp and expand to a call to that.
16363 (expand_builtin_int_roundingfn): Always fall
16364 back to floor/ceil and its variants even if they may be
16367 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16369 PR middle-end/31159
16370 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16371 jump tables, move the call to delete_dead_jumptables from here...
16372 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16373 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16374 don't allow merging of blocks that try_redirect_by_replacing_jump
16375 also does not handle when not optimizing.
16377 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16378 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16380 * config/i386/i386.md (x86_sahf_1): Correctly handle
16383 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16386 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16387 x86_64_general_operand as operand[2] predicate. Remove "iF"
16388 from operand constraints and use "e" constraint instead.
16389 (*subti3_1, *subti3_1 splitter): Ditto.
16390 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16391 operand[1] predicate.
16393 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16395 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16396 arrays, multiply the access strides by the size of the sub-array.
16397 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16399 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16401 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16402 the configured assembler supports the sahf mnemonic.
16403 * configure: Regenerate.
16404 * config.in: Regenerate.
16406 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16407 emit "sahf" or ".byte\t0x9e" as asm template.
16409 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16412 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16413 option to replace hard coded TARGET_xxx in md file.
16414 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16415 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16416 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16417 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16418 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16419 (X86_TUNE_NOT_VECTORMODE): Ditto.
16420 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16421 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16422 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16423 (TUNE_SLOW_IMUL_IMM8): Ditto.
16424 (TUNE_MOVE_M1_VIA_OR): Ditto.
16425 (TUNE_NOT_UNPAIRABLE): Ditto.
16426 (TUNE_NOT_VECTORMODE): Ditto.
16428 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16431 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16432 tuning options instead of hard coded TARGET_xxx.
16433 (fix ssemode peephole2's): Ditto.
16434 (imul peephole2's): Ditto.
16436 (movdi_or_rex64): Ditto.
16437 (move peephole2): Ditto.
16438 (not peephole2's): Ditto.
16440 2007-03-14 Dirk Mueller <dmueller@suse.de>
16442 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16443 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16444 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16446 * c-parser.c (c_parser_do_statement): Warn about empty body in
16447 do/while statement.
16448 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16449 * doc/invoke.texi (-Wempty-body): Update documentation.
16451 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16454 * c-common.h (warn_for_div_by_zero): Declare.
16455 * c-common.c (warn_for_div_by_zero): Define.
16456 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16459 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16461 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16462 to PREFIX and STANDARD_PREFIX.
16464 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16465 Phil Edwards <phil@codesourcery.com>
16467 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16468 (__gthread_once_t): Remove busy field for RTPs.
16469 (__GTHREAD_ONCE_INIT): Update accordingly.
16471 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16473 * doc/invoke.texi: Document VxWorks options.
16475 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16477 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16479 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16481 PR tree-optimization/30590
16482 * tree-nrv.c (tree_nrv): Check for the partial update of the
16485 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16487 * flags.h (flag_random_seed): Remove declaration, in favor of...
16488 * toplev.h (get_random_seed, set_random_seed): ... these.
16489 * tree.c (get_file_function_name): Use the former.
16490 * opts.c (common_handle_option): Use the latter.
16493 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16495 PR middle-end/31127
16496 * cse.c (cse_find_path): Do not bail out if a basic block that
16497 we already visited now becomes part of a path that starts at a
16498 different basic block. Just disallow this, to make sure we
16499 visit each basic block at most once.
16501 2007-03-13 Jan Hubicka <jh@suse.cz>
16503 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16504 attributes, when profile esitmate is present, calls with very low
16505 frequency are cold.
16507 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16509 PR tree-optimization/30730
16510 PR tree-optimization/26900
16511 * tree-ssa-loop-niter.c: Include gmp.h.
16512 (bounds): New type.
16513 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16514 split_to_var_and_offset, determine_value_range,
16515 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16516 bound_difference, bounds_add, bounds_negate,
16517 number_of_iterations_ne_max, dump_affine_iv): New functions.
16518 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16519 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16520 difference of initial and final value of control iv to validate
16522 (number_of_iterations_cond): Add loop parameter. Determine bounds
16523 on the difference of the extremes of the control iv. Add dumps.
16524 (expand_simple_operations): Handle phi nodes.
16525 (simplify_using_initial_conditions): Do not record used conditions.
16526 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16527 Do not set additional_info.
16528 (implies_nonnegative_p, implies_ge_p): Removed.
16529 (derive_constant_upper_bound): Do not use parameter `additional'.
16530 (record_estimate): Parameter `additional' removed. Parameter
16531 `i_bound' added. Do not call derive_constant_upper_bound.
16532 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16533 bound the number of iterations estimate.
16534 (estimate_numbers_of_iterations_loop): Pass the estimate from
16535 the number of iterations analysis to record_estimate.
16536 * tree.h (multiple_of_p): Declare.
16537 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16538 (scev_const_prop): Do not check expression_expensive_p.
16539 * fold-const.c (multiple_of_p): Exported.
16540 * double-int.c (double_int_mask): Exported.
16541 * double-int.h (double_int_mask): Declare.
16542 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16543 field. Added max field.
16545 2007-03-13 David Taylor <taylor@candd.org>
16548 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16551 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16554 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16555 two unamed patterns.
16557 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/i386.opt (mcx16, msahf): New options.
16560 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16561 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16563 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16564 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16565 Output -mcx16 and -msahf options when corresponding bit is set.
16567 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16568 and -msahf options.
16570 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16572 * configure.ac: Test for assembler tolerance to # 0 "".
16573 * configure, config.in: Rebuilt.
16574 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16576 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16578 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16580 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16581 (handle_syscall): Handle direct system calls.
16582 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16584 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16586 * doc/invoke.texi: Fix cpp.info cross-reference.
16587 * doc/passes.texi: Fix gcc.info cross-reference.
16589 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16591 PR tree-optimization/30835
16592 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16593 bb_for_stmt is not NULL before accessing it.
16595 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16597 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16600 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16603 * doc/install.texi: Document --enable-stage1-languages
16605 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16607 * tree-pass.h (pass_into_cfg_layout_mode,
16608 pass_outof_cfg_layout_mode): Declare.
16609 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16610 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16611 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16612 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16614 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16616 * c-decl.c (warn_variable_length_array): New function.
16617 Refactored from grokdeclarator to handle warn_vla
16618 and handle unnamed array case.
16619 (grokdeclarator): Refactored VLA warning case.
16620 * c.opt (Wvla): New flag.
16621 * doc/invoke.texi (Wvla): New warning.
16623 2007-03-12 Richard Henderson <rth@redhat.com>
16625 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16626 (TARGET_SECTION_TYPE_FLAGS): New.
16628 2007-03-12 Richard Henderson <rth@redhat.com>
16630 * config/darwin.c (machopic_reloc_rw_mask): New.
16631 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16632 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16634 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16636 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16637 * cppdefault.h (cpp_PREFIX): Document.
16638 (cpp_PREFIX_len): Likewise.
16639 (cpp_EXEC_PREFIX): New variable.
16640 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16641 * c-incpath.c (add_standard_paths): Correct logic for relocating
16642 paths within prefix.
16644 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16647 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16649 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16650 fix_truncdfdi_sse using SSEMODEF mode macro.
16651 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16652 fix_truncdfsi_sse using SSEMODEF mode macro.
16653 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16654 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16656 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16658 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16659 elfos.h to tm_file.
16661 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16663 * tree.h : Add multiple_of_p declaration.
16664 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16665 * ipa-type-escape.c (results_of_malloc): Redundant.
16666 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16667 (cast_type): Extended with new members.
16668 (check_cast): Returns cast_type.
16669 (cast): New structure for data of walk_use_def_chains.
16670 (is_malloc_result, is_cast_from_non_pointer_1,
16671 is_cast_from_non_pointer,
16672 is_array_access_through_pointer_and_index): New functions.
16673 (look_for_casts): Returns cast types.
16674 (check_call): Returns void.
16675 (okay_pointer_operation): Use support of pointer plus index,
16676 pointer plus constant and allow all multiplications.
16678 2007-03-11 Richard Guenther <rguenther@suse.de>
16680 PR tree-optimization/31115
16681 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16682 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16683 A shift count of zero is not special as with *_DIV_EXPR.
16684 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16687 2007-03-11 Ian Lance Taylor <iant@google.com>
16689 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16690 the *_DIV_EXPR codes correctly with overflow infinities.
16692 2007-03-11 Ira Rosen <irar@il.ibm.com>
16694 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16695 indicate success/failure of the analysis. Add negation to subtrahend
16696 in case of subtraction. Fail if both operands contain constants.
16697 (create_data_ref): Fail if analyze_offset fails.
16699 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/i386.md (frndintxf2): Rename to ...
16702 (rintxf2): ... this. Remove expander having same name.
16703 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16704 (roundsf2, rounddf2): Ditto.
16705 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16706 (lround<mode>di2, lround<mode>si2): Ditto.
16708 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16710 * lower-subreg.c: Include except.h.
16711 (decompose_multiword_subregs): Verify that the only control flow
16712 insns we can split are loads to multi-words pseudos.
16713 Handle breaking such blocks after splitting, instead of calling
16714 find_many_sub_basic_blocks.
16716 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16717 on the new basic block. Add a lengthy comment explaining why we
16718 thought this was necessary.
16719 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16721 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16724 * tree.c (walk_type_fields): Recurse into the element type of
16725 ARRAY_TYPEs if there is a pointer set.
16727 2007-03-10 Dirk Mueller <dmueller@suse.de>
16729 * c-common.c (warn_logical_operator): Fix condition.
16731 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16733 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16735 * config/darwin.c (machopic_select_section): Remove superfluous
16736 argument in call to categorize_decl_for_section. Remove unused
16739 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16741 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16743 * configure: Regenerate.
16745 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16748 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16749 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16750 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16751 Add LABEL_NUSES to emitted label.
16752 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16753 branch probability value to emitted jump insn.
16754 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16755 Do not check life information and do not re-arrange input operands
16756 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16758 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16760 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16761 the change of decode_asm_operands.
16763 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16765 * mode-switching.c (create_pre_exit): Skip blockage insn.
16767 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16769 * tree-pass.h (TODO_update_smt_usage): Remove.
16771 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16775 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16777 * pa.c (attr_length_call): Revise condition for long
16778 pc-relative branch.
16779 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16780 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16781 sequence on SOM target.
16783 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16785 * gcc.c: Document %{, in big comment at top.
16786 (input_suffix_matches): Remove special handling for .s and
16788 (input_spec_matches): New.
16789 (handle_braces): Handle %{,.
16790 (validate_switches): ',' indicates a value which is not a switch.
16791 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16792 to detect assembler input.
16793 * config/i386/sol2.h (CPP_SPEC): Likewise.
16794 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16795 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16796 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16797 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16798 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16799 -m64 causes deployment target to default to 10.5.
16800 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16802 2007-03-09 Richard Henderson <rth@redhat.com>
16805 * target.h (targetm.asm.out.reloc_rw_mask): New.
16806 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16807 (TARGET_ASM_OUT): Use it.
16808 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16809 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16810 use the new reloc_rw_mask target hook instead.
16811 (default_section_type_flags_1): Merge into...
16812 (default_section_type_flags): ... here.
16813 (decl_readonly_section_1): Merge into...
16814 (decl_readonly_section): ... here.
16815 (default_elf_select_section_1): Merge into...
16816 (default_elf_select_section): ... here.
16817 (default_unique_section_1): Merge into...
16818 (default_unique_section): ... here.
16819 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16820 (default_select_rtx_section): Use it.
16821 (default_elf_select_rtx_section): Likewise.
16822 * output.h: Update to match.
16823 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16824 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16825 (TARGET_ASM_RELOC_RW_MASK): New.
16826 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16827 to categorize_decl_for_section.
16828 (x86_64_elf_unique_section): Likewise.
16829 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16830 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16831 (TARGET_ASM_RELOC_RW_MASK): New.
16832 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16833 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16834 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16835 (TARGET_RWRELOC): Remove.
16836 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16837 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16838 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16839 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16840 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16841 (rs6000_xcoff_select_section): Use decl_readonly_section.
16842 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16843 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16844 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16845 (TARGET_SECTION_TYPE_FLAGS): Remove.
16846 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16848 2007-03-09 Roger Sayle <roger@eyesopen.com>
16850 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16851 complex constant equality/inequality comparisons for here.
16852 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16853 known at compile-time or can be simplified to a scalar comparison.
16854 (fold_relational_const): Move compile-time evaluation of complex
16855 constant equality/inequality comparisons to here.
16857 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16859 PR rtl-optimization/30643
16860 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16862 (fold_rtx): Recurse, like before 2006-11-03.
16864 2007-03-09 DJ Delorie <dj@redhat.com>
16866 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16869 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16871 PR tree-optimization/30375
16872 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16873 LHS of statements is not the same.
16874 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16876 2007-03-09 Chao-ying Fu <fu@mips.com>
16878 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16880 * doc/invoke.texi (-mdspr2): Document new option.
16881 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16882 New unspec for DSP REV 2.
16883 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16884 these instructions are extended in DSP REV 2.
16885 (mips-dspr2.md): Include.
16886 * config/mips/mips.opt (mdspr2): New option.
16887 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16888 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16889 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16890 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16891 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16892 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16893 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16895 (bdesc_map): Add one field of unsupported_target_flags.
16896 (bdesc_arrays): Update entries to have extra fields. Add
16898 (mips_init_builtins): Initialize new function types.
16899 Check unsupported_target_fileds to filter out builtins.
16900 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16902 (ASM_SPEC): Pass mdspr2 to the assembler.
16903 * config/mips/mips-dspr2.md: New file.
16905 2007-03-09 Sa Liu <saliu@de.ibm.com>
16907 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16909 2007-03-09 Ian Lance Taylor <iant@google.com>
16911 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16912 argument) like -Wstrict-overflow=2.
16913 * doc/invoke.texi (Warning Options): Update documentation.
16915 2007-03-09 Dirk Mueller <dmueller@suse.de>
16918 * doc/invoke.texi (-Wlogical-op): Document.
16919 * common.opt (-Wlogical-op): New.
16920 * c-common.h (warn_logical_operator): Declare.
16921 * c-common.c (warn_logical_operator): Define.
16922 * c-typeck.c (parser_build_binary_op): Call
16923 warn_logical_operator.
16925 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16927 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16928 * final.c (final_scan_insn): Test for non-"" file name.
16930 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16932 * doc/loop.texi: Document the Omega linear constraints solver.
16933 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16934 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16935 omega-hash-table-size, omega-max-keys, and
16936 omega-eliminate-redundant-constraints.
16937 * tree-pass.h (pass_check_data_deps): Declared.
16940 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16941 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16942 pass_check_data_deps): New.
16943 * tree-data-ref.c (init_data_ref): Remove declaration.
16944 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16945 (analyze_array): Renamed init_array_ref, move up initializations.
16946 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16947 Removed arguments that are set to NULL.
16948 (analyze_indirect_ref): Correct indentation, correct call to
16950 (object_analysis): Call init_array_ref instead of analyze_array.
16951 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16952 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16953 of DR_ACCESS_FNS_ADDR.
16954 (init_omega_eq_with_af, omega_extract_distance_vectors,
16955 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16956 ddr_consistent_p): New.
16957 (compute_affine_dependence): Check consistency of ddrs when
16958 flag_check_data_deps is passed.
16959 (analyze_all_data_dependences): Uncomment.
16960 (tree_check_data_deps): New.
16961 * tree-data-ref.h: Include omega.h.
16962 (DR_ACCESS_FNS_ADDR): Removed.
16963 (data_dependence_relation): Add inner_loop.
16964 (DDR_INNER_LOOP): New.
16965 * common.opt (fcheck-data-deps): New.
16966 * tree-flow.h (tree_check_data_deps): Declare.
16967 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16968 (OBJS-common): Depend on omega.o.
16970 * passes.c (pass_check_data_deps): Scheduled.
16971 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16972 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16973 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16974 PARAM_VECT_MAX_VERSION_CHECKS,
16975 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16977 2007-03-09 Richard Guenther <rguenther@suse.de>
16979 PR tree-optimization/30904
16980 PR middle-end/31058
16981 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16982 the same way as *_DIV_EXPR.
16984 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16986 * recog.c (decode_asm_operands): No mixed declarations and code.
16988 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16990 * rtl.def (ASM_INPUT): Add location.
16991 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16992 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16993 (decode_asm_operands): Add loc operand.
16994 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16995 * stmt.c (expand_asm): Rename to...
16996 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16997 gen_rtx_ASM_INPUT_loc.
16998 (expand_asm_expr): Adjust.
16999 * recog.c (decode_asm_operands): Add loc operand.
17000 (check_asm_operands, extract_insn): Adjust.
17001 * reload1.c (maybe_fix_stack_asms): Likewise.
17002 * final.c (asm_insn_count): Likewise.
17003 (final_scan_insn): Output # line before and after asm.
17005 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17007 * tree-ssa-structalias.c (variable_info): Remove
17009 (new_var_info): Ditto.
17010 (shared_bitmap_info_t): New structure.
17011 (shared_bitmap_table): New variable.
17012 (shared_bitmap_hash): New function.
17013 (shared_bitmap_eq): Ditto
17014 (shared_bitmap_lookup): Ditto.
17015 (shared_bitmap_add): Ditto.
17016 (merge_smts_into): Change to take bitmap directly.
17017 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17018 (init_alias_vars): Init shared bitmap hashtable.
17019 (delete_points_to_sets): Delete shared bitmap hashtable.
17020 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17021 is_aliased removal as a change that was still necessary was
17024 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17026 * config/i386/i386.h (override_options): Conditionally disable
17027 x86_sahf for 64bit targets only.
17029 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17032 * c-decl.c (merge_decls): Don't call make_var_volatile.
17033 * varasm.c (make_var_volatile): Remove.
17034 * output.h (make_var_volatile): Remove.
17036 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17038 PR tree-optimization/31085
17039 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17041 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17043 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17044 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17045 ATTR_CONST_NOTHROW_LIST.
17047 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17050 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17052 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17054 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17057 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17059 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17060 passed, use shared libgcc.
17062 2007-03-08 Roger Sayle <roger@eyesopen.com>
17064 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17065 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17066 (honor_protect_cleanup_actions, lower_try_finally_switch):
17068 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17069 ifc_temp_var): Likewise.
17070 * tree-inline.c (setup_one_parameter): Likewise.
17071 * tree-mudflap.c (mf_decl_cache_locals,
17072 mf_build_check_statement_for): Likewise.
17073 * tree-nested.c (init_tmp_var, save_tmp_var,
17074 finalize_nesting_tree_1): Likewise.
17075 * tree-outof-ssa.c (insert_copy_on_edge,
17076 insert_backedge_copies): Likewise.
17077 * tree-profile.c (tree_gen_edge_profiler,
17078 tree_gen_ic_profiler): Likewise.
17079 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17080 * tree-sra.c (sra_build_assignment): Likewise.
17081 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17082 * tree-ssa-math-opts.c (insert_reciprocals,
17083 execute_cse_sincos_1): Likewise.
17084 * tree-tailcall.c (adjust_accumulator_values,
17085 adjust_return_value): Likewise.
17086 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17087 * tree-vect-transform.c (vect_create_data_ref_ptr,
17088 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17089 vect_create_epilog_for_reduction, vectorizable_reduction,
17090 vectorizable_call, vectorizable_conversion,
17091 vectorizable_assignment, vectorizable_operation,
17092 vectorizable_type_demotion, vect_gen_widened_results_half,
17093 vect_permute_store_chain, vectorizable_store,
17094 vect_setup_realignment, vect_permute_load_chain,
17095 vectorizable_load, vectorizable_condition,
17096 vect_create_cond_for_align_checks): Likewise.
17097 * tree-vrp.c (build_assert_expr_for): Likewise.
17099 2007-03-08 Ian Lance Taylor <iant@google.com>
17101 * tree-vrp.c: Include "intl.h".
17102 (usable_range_p): New static function.
17103 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17104 overflowed values, juts set *strict_overflow_p.
17105 (compare_values): Only return -2 if one of the operands is not a
17107 (compare_ranges): Call usable_range_p.
17108 (compare_range_with_value): Likewise.
17109 (vrp_evaluate_conditional_warnv): Rename from
17110 vrp_evaluate_conditional. Make static. Change all callers.
17111 (vrp_evaluate_conditional): New function.
17112 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17113 on signed overflow.
17114 (simplify_abs_using_ranges): Likewise.
17115 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17116 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17117 within_stmt parameter.
17118 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17119 vrp_evaluate_conditional.
17120 * tree-ssa-threadedge.c
17121 (record_temporary_equivalences_from_stmts_at_dest): Change
17122 simplify parameter to take a second tree parameter.
17123 (simplify_control_stmt_condition): Likewise.
17124 (thread_across_edge): Likewise.
17125 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17126 (thread_across_edge): Likewise.
17127 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17129 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17131 * config/i386/i386.h (TARGET_SAHF): New define.
17132 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17133 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17134 (x86_sahf): New global variable.
17135 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17136 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17137 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17138 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17140 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17141 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17142 when expanding fcomi/sahf based tests.
17143 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17144 expanding sahf based alternative. Emit sahf based sequence when
17145 optimizing for code size.
17146 * config/i386/i386.md (x86_sahf_1): Do not disable for
17147 TARGET_64BIT, enable for TARGET_SAHF.
17149 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17151 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17152 spurious whitespace from error message.
17154 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17157 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17159 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17161 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17163 * tree-sra.c (instantiate_element): Propagate disabled warnings
17164 from the element itself to the created variable.
17166 2007-03-07 Richard Henderson <rth@redhat.com>
17169 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17170 silently fix up the stack in the case of a missing register.
17172 2007-03-07 Paul Brook <paul@codesourcery.com>
17174 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17176 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17178 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17180 (phase1_vrs): Use them.
17181 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17182 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17183 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17184 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17185 __gnu_Unwind_Restore_WMMXC if required.
17186 (_Unwind_VRS_Pop): Implement iWMMXt support.
17187 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17188 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17189 gnu_Unwind_Save_WMMXC): Define.
17191 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17193 * config/vxworks.h (vxworks_override_options): Declare.
17194 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17195 * config/vxworks.c: Include target.h and toplev.h.
17196 (vxworks_override_options): New function.
17197 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17199 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17201 * config/s390/s390.c (override_options): Don't emit an error when
17202 -mstack-size is used without providing -mstack-guard.
17203 (s390_emit_prologue): Choose stack_guard value automatically if not
17204 provided via command line.
17205 * doc/invoke.texi: Adjust description of -mstack-guard and
17208 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17210 * config/i386/i386.c (output_set_got): Add a GOT initialization
17211 sequence for VxWorks PIC.
17212 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17213 around labels as well as symbols. Use gotoff_operand instead
17214 of local_symbolic_operand.
17215 (legitimize_pic_address): Use gotoff_operand instead of
17216 local_symbolic_operand. Use @GOT accesses for labels as
17218 (ix86_output_addr_diff_elt): Use PC-relative rather than
17219 GP-relative offsets for VxWorks PIC.
17220 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17221 no_new_pseudos. Check whether the returned register is op0.
17222 * config/i386/i386.md (tablejump): Use PC-relative rather than
17223 GP-relative offsets for VxWorks PIC.
17224 * config/i386/predicates.md (gotoff_operand): New predicate.
17226 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17228 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17230 * config/vxworks-dummy.h: New file.
17231 * config/i386/i386.h: Include it.
17233 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17235 * dwarf2out.c (is_inlined_entry_point): New
17236 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17237 DW_AT_ranges if the first subblock is the entry point.
17239 2007-03-06 David Daney <ddaney@avtrex.com>
17241 * doc/install.texi (mips-*-*): Change recommended binutils
17244 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17246 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17247 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17250 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17252 2007-03-06 Jan Hubicka <jh@suse.cz>
17254 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17255 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17257 (probably_cold_bb_p): Cold functions are cold.
17258 (probably_never_executed_bb_p): Cold functions are cold.
17259 (tree_bb_level_predictions): Predict calls to cold functions as not
17261 (compute_function_frequency): Check hot/cold attributes.
17262 * function.h (function_frequency): Update comments.
17263 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17264 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17265 (c_common_att): Add cold and hot.
17267 * doc/extend.texi (hot,cold attributes): Document.
17269 2007-03-06 Andrew Haley <aph@redhat.com>
17271 * function.c (expand_function_end): Move blockage to just after we
17272 emit the label for the naked return from the function.
17274 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17276 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17279 2007-03-06 Jan Hubicka <jh@suse.cz>
17281 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17282 loaded for constant large models. Non-large 64bit PIC can do.
17283 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17284 * cmodel.h: Add LARGE PIC.
17285 * i386.md (UNSPEC_PLTOFF): New.
17286 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17288 (*call_1_rex64): Disable for large models.
17289 (*call_1_rex64_large): New.
17290 (*call_value_1_rex64): Disable for large models.
17291 (*call_value_1_rex64_large): New.
17292 (set_rip_rex4): New.
17293 (set_got_offset_rex64): New.
17294 * predicates.md (constant_call_address_operand): For large model
17295 constant calls are not possible.
17296 * i386-protos.h (construct_plt_address): Declare.
17297 * i386.c (override_options): Accept large models.
17298 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17299 (legitimate_constant_p): Add new UNSPECs.
17300 (legitimate_pic_operand_p): Likewise.
17301 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17302 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17304 (output_pic_addr_const): Add PLTOFF.
17305 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17306 (ix86_expand_move): Legitimize pic address when in PIC mode.
17307 (construct_plt_address): New function.
17308 (ix86_expand_call): Offload the address to register and use GOT
17309 pointer for large model.
17310 * invoke.texi (mcmodel=large): Update documentation.
17312 2007-03-06 Richard Henderson <rth@redhat.com>
17314 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17315 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17316 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17317 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17318 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17319 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17320 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17321 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17322 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17323 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17324 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17325 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17326 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17327 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17328 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17329 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17330 x86_schedule, x86_use_bt, x86_pad_returns,
17331 x86_use_xchgb): Merge into ...
17332 (ix86_tune_features): ... here. New array.
17333 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17334 x86_bswap): Merge into ...
17335 (ix86_arch_features): ... here. New array.
17336 (x86_3dnow_a): Remove.
17337 (x86_accumulate_outgoing_args): Make static.
17338 (x86_arch_always_fancy_math_387): Make static.
17339 (ix86_tune_mask, ix86_arch_mask): Move ...
17340 (override_options): ... to local variables here. Apply the
17341 appropriate mask to each element of ix86_arch_features and
17342 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17343 as were done in the old macros.
17344 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17345 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17346 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17347 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17348 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17349 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17350 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17351 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17352 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17353 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17354 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17355 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17356 x86_accumulate_outgoing_args, x86_prologue_using_move,
17357 x86_epilogue_using_move, x86_decompose_lea,
17358 x86_arch_always_fancy_math_387, x86_shift1,
17359 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17360 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17361 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17362 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17363 x86_use_incdec, x86_pad_returns, x86_bswap,
17364 x86_partial_flag_reg_stall): Remove.
17365 (enum ix86_tune_indices): New.
17366 (ix86_tune_features): New.
17367 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17368 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17369 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17370 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17371 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17372 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17373 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17374 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17375 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17376 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17377 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17378 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17379 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17380 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17381 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17382 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17383 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17384 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17385 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17386 TARGET_EXT_80387_CONSTANTS): Use it.
17387 (enum ix86_arch_indices): New.
17388 (ix86_arch_features): New.
17389 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17390 TARGET_BSWAP): Use it.
17391 (ix86_tune_mask, ix86_arch_mask): Remove.
17393 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17396 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17397 Define using $${sysroot_headers_suffix}.
17398 * configure: Regenerate.
17399 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17400 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17402 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17403 * gcc.c (print_sysroot_headers_suffix): New.
17404 (option_map): Include --print-sysroot-headers-suffix.
17405 (display_help): Mention -print-sysroot-headers-suffix.
17406 (process_command): Handle -print-sysroot-headers-suffix.
17407 (do_spec_1): Append multilib directory to include-fixed path if
17408 sysroot suffixes in use.
17409 (main): Handle -print-sysroot-headers-suffix.
17410 * Makefile.in (start.encap): Don't depend on xlimits.h
17411 (xlimits.h): Remove.
17412 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17413 limits.h for each multilib in fixinc_list.
17414 (fixinc_list, s-fixinc_list): New.
17415 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17416 generate them for each multilib in fixinc_list.
17417 (stmp-fixproto): Use include-fixed. Run fixproto for each
17418 multilib in fixinc_list.
17419 (mostlyclean): Don't remove xlimits.h.
17420 (clean): Remove include-fixed.
17421 (real-install-headers-tar, real-install-headers-cpio,
17422 real-install-headers-cp): Don't copy include, only include-fixed.
17423 (install-mkheaders): Depend on fixinc_list. Don't depend on
17424 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17425 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17426 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17428 2007-03-06 Jan Hubicka <jh@suse.cz>
17430 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17433 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17435 * configure.ac: Allow tm_file to contain build-directory files.
17436 * configure: Regenerate.
17437 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17438 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17439 * config/m68k/print-sysroot-suffix.sh: New file.
17441 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17443 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17444 of pic_offset_table_rtx if reload_completed.
17445 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17446 PIC_OFFSET_TABLE_REGNUM.
17447 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17449 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17450 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17454 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17455 functions that call eh_return.
17457 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17459 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17460 functions that need a constant pool.
17462 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17465 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17466 (m68k_preferred_reload_class): Likewise.
17467 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17468 (SECONDARY_RELOAD_CLASS): Define.
17469 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17470 (LIMIT_RELOAD_CLASS): Delete.
17471 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17472 registers from storing bytes.
17473 (m68k_secondary_reload_class): New function.
17474 (m68k_preferred_reload_class): Likewise.
17476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17478 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17480 (m68k_expand_prologue): Likewise.
17482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17484 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17485 (mips_expand_epilogue): Add a bool parameter.
17486 (m68k_legitimize_sibcall_address): Declare.
17487 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17488 (m68k_expand_epilogue): Add a parameter to select between sibling
17489 and normal epilogues. Only generate a return for the latter.
17490 (m68k_ok_for_sibcall_p): New function.
17491 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17492 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17493 (sibcall_value, *sibcall_value): Likewise.
17494 (*call, *call_value): Require !SIBLING_CALL_P.
17495 (epilogue): Update call to m68k_expand_epilogue.
17496 (sibcall_epilogue): New pattern.
17497 * config/m68k/predicates.md (const_call_operand): Say that this
17498 predicate applies to sibling calls too.
17499 (sibcall_operand): New predicate.
17501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17503 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17504 alternatives as movsi_cf.
17505 (movsf_cf_hard): Add commentary.
17507 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17508 Richard Sandiford <richard@codesourcery.com>
17510 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17511 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17512 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17513 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17514 as being live on exit from an interrupt function.
17515 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17516 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17517 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17518 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17519 (m68k_interrupt_function_p): Globalize.
17520 (m68k_compute_frame_layout): Remove reverse mask code.
17521 (m68k_emit_movem, m68k_set_frame_related): New functions.
17522 (m68k_output_function_prologue): Delete in favor of...
17523 (m68k_expand_prologue): ...this new function.
17524 (m68k_output_function_epilogue): Delete in favor of...
17525 (m68k_expand_epilogue): ...this new function.
17526 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17528 (print_operand): Handle %?.
17529 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17530 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17531 (prologue, epilogue): New patterns.
17532 (return): Turn into a define_expand.
17533 (*return): New pattern, derived from old "return" pattern. Use rte
17534 rather than rts for interrupt functions. Only use rtd if the pop
17536 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17537 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17538 (link, *link, unlink, *unlink, load_got): Likewise.
17540 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17544 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17545 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17546 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17547 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17548 and m68k_matches_u_p.
17549 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17550 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17551 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17552 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17553 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17554 (REG_STRICT_P): New macro.
17555 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17556 PCREL_GENERAL_OPERAND_OK.
17557 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17558 m68k_legitimate_base_reg_p.
17559 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17560 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17561 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17562 * config/m68k/m68k.c (m68k_address): New structure.
17563 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17564 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17565 (m68k_jump_table_ref_p, m68k_decompose_address)
17566 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17567 (m68k_matches_u_p): New functions.
17568 (print_operand_address): Rewrite to use m68k_decompose_index.
17570 2007-03-05 David Taylor <dtaylor@emc.com>
17572 * gcc.c: Correct copyright date in --version output.
17574 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17576 * pa.md: In unamed move patterns, disparge copies between general
17577 and floating point registers using '?' modifier. Don't include 'f'
17578 constraint for register preferences in DImode, SImode, HImode and
17579 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17580 Remove constraints for copies between general and floating registers
17581 in soft-float DFmode pattern.
17582 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17586 2007-03-05 Mike Stump <mrs@apple.com>
17588 * c-common.c (targetcm): Add.
17589 * c-opts.c (c_common_handle_option): Handle language specific
17591 * opts.c (handle_option): Verify language for target options, if
17593 * opth-gen.awk: Add CL_LANG_ALL.
17594 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17595 (TARGETCM_INITIALIZER): Add.
17596 * target.h (struct gcc_targetcm): Add.
17598 * targhooks.c (default_handle_c_option): Add.
17599 * targhooks.h (default_handle_c_option): Add.
17600 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17602 * config/darwin.opt (iframework): Add.
17603 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17604 * config/darwin-c.c (handle_c_option): Add.
17605 (TARGET_HANDLE_C_OPTION): Add.
17607 * doc/invoke.texi (Darwin Options): Add -iframework.
17609 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17611 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17614 2007-03-05 Ian Lance Taylor <iant@google.com>
17616 * c.opt (fgnu89-inline): New option.
17617 * c-opts.c (c_common_post_options): Set default value for
17619 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17620 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17622 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17623 (grokdeclarator, start_function): Likewise.
17624 * c-cppbuiltin.c (c_cpp_builtins): Define either
17625 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17626 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17627 (C Dialect Options): Document -fgnu89-inline.
17628 * doc/extend.texi (Function Attributes): Explain what the
17629 gnu_inline attribute does.
17630 * doc/cpp.texi (Common Predefined Macros): Document
17631 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17633 2007-03-05 Ian Lance Taylor <iant@google.com>
17635 PR tree-optimization/31034
17636 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17637 half-range if the other side is an overflow infinity.
17639 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17641 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17642 (bfin*-linux-uclibc*): New configuration.
17643 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17645 * config/bfin/linux.h: New file.
17646 * config/bfin/libgcc-bfin.ver: New file.
17647 * config/bfin/t-bfin-uclinux: New file.
17648 * config/bfin/t-bfin-linux: New file.
17649 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17650 (TARGET_OS_CPP_BUILTINS): New macro.
17652 2007-03-05 Richard Guenther <rguenther@suse.de>
17654 * fold-const.c (fold_binary): Remove duplicate folding
17655 of comparison of non-null ADDR_EXPR against null.
17657 2007-03-05 Richard Guenther <rguenther@suse.de>
17658 Dorit Nuzman <dorit@il.ibm.com>
17660 PR tree-optimization/26420
17661 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17662 are no loops in the function. Only print the number of
17663 vectorized loops if it is greater than zero or we are supposed
17664 to print information about unvectorized loops.
17666 2007-03-05 Revital Eres <eres@il.ibm.com>
17668 * gcc.dg/var-expand1.c: New test.
17669 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17670 when an accumulator is expanded.
17672 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17675 * c-common.c (convert_and_check): Don't give warnings for
17676 conversion if 'expr' already overflowed.
17678 2007-03-04 Roger Sayle <roger@eyesopen.com>
17680 PR middle-end/30744
17681 * fold-const.c (fold_comparison): Enforce type consistency when
17682 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17684 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17686 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17687 containing a cast to the base of TARGET_MEM_REF.
17689 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17691 * tree.c (tree_contains_struct_check_failed): Remove spurious
17692 whitespace from error message.
17694 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17697 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17698 instead of precision.
17700 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17701 Nathan Sidwell <nathan@codesourcery.com>
17703 * emit-rtl.c (find_auto_inc): New.
17704 (try_split): recreate REG_INC notes,
17705 Use regular for loops rather than whiles.
17707 2007-03-03 Andreas Schwab <schwab@suse.de>
17709 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17710 * configure: Regenerate.
17712 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17714 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17715 flag_rounding_math, not flag_unsafe_math_optimizations.
17717 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17719 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17720 alpha_fold_vector_minmax): Likewise.
17721 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17722 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17724 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17726 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17727 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17728 if the lhs has side-effects.
17729 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17731 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17733 * config/i386/i386.h (TUNEMASK): Remove define.
17734 (ARCHMASK): Remove define.
17735 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17736 Use ix86_arch_mask variable instead of ARCHMASK.
17737 * config/i386/i386.c (override_options): Ditto.
17738 (standard_80387_constant_p): Ditto.
17740 2007-03-02 Ian Lance Taylor <iant@google.com>
17742 Used signed infinities in VRP.
17743 * tree-vrp.c (uses_overflow_infinity): New static function.
17744 (supports_overflow_infinity): New static function.
17745 (make_overflow_infinity): New static function.
17746 (negative_overflow_infinity): New static function.
17747 (positive_overflow_infinity): New static function.
17748 (is_negative_overflow_infinity): New static function.
17749 (is_positive_overflow_infinity): New static function.
17750 (is_overflow_infinity): New static function.
17751 (overflow_infinity_range_p): New static function.
17752 (compare_values_warnv): New function split out of compare_values.
17753 (compare_value): Call it.
17754 (set_value_range_to_nonnegative): Add overflow_infinity
17755 parameter. Change caller.
17756 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17758 (vrp_expr_computes_nonzero): Likewise.
17759 (compare_ranges, compare_range_with_value): Likewise.
17760 (compare_name_with_value, compare_names): Likewise.
17761 (vrp_evaluate_conditional): Likewise.
17762 (set_value_range): Handle infinity
17763 (vrp_operand_equal_p, operand_less_p): Likewise.
17764 (extract_range_from_assert): Likewise.
17765 (vrp_int_const_binop): Likewise.
17766 (extract_range_from_binary_expr): Likewise.
17767 (extract_range_from_unary_expr): Likewise.
17768 (extract_range_from_comparison): Likewise.
17769 (extract_range_from_expr): Likewise.
17770 (dump_value_range): Likewise.
17771 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17772 (test_for_singularity): Likewise.
17773 (vrp_int_const_binop): Remove inline qualifier.
17774 (adjust_range_with_scev): Add comment.
17775 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17777 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17779 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17780 (get_constraint_for): Likewise.
17781 (do_structure_copy): Likewise.
17782 (find_func_aliases): Fix references to MODIFY_EXPR.
17783 (intra_create_variable_infos): Tidy.
17784 * tree-ssa-operands.c (add_virtual_operand): Add argument
17786 When adding members of alias sets, if IS_CALL_SITE is true and
17787 the symbol is not call-clobbered, skip it.
17788 Adjust all callers.
17790 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17792 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17793 entry by means of emit_insn_at_entry.
17795 2007-03-02 Richard Henderson <rth@redhat.com>
17797 * expr.h (promoted_input_arg): Remove decl.
17798 * function.c (promoted_input_arg): Merge into ...
17799 * combine.c (setup_incoming_promotions): ... only caller.
17800 Rearrange to avoid double loop.
17802 2007-03-02 Ben Elliston <bje@au.ibm.com>
17803 Peter Bergner <bergner@vnet.ibm.com>
17804 Janis Johnson <janis187@us.ibm.com>
17806 * config/rs6000/dfp.md: New file.
17807 * config/rs6000/rs6000.md: Include dfp.md.
17808 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17809 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17810 and TDmode decimal float modes in FP registers.
17811 (num_insns_constant): Likewise.
17812 (rs6000_legitimate_offset_address_p): Likewise.
17813 (rs6000_legitimize_address): Likewise.
17814 (rs6000_legitimize_reload_address): Likewise.
17815 (rs6000_legitimate_address): Likewise.
17816 (rs6000_emit_move): Likewise.
17817 (function_arg_boundary): Likewise.
17818 (function_arg_advance): Likewise.
17819 (rs6000_darwin64_record_arg_recurse): Likewise.
17820 (function_arg): Likewise.
17821 (rs6000_gimplify_va_arg): Likewise.
17822 (rs6000_split_multireg_move): Likewise.
17823 (rs6000_output_function_epilogue): Likewise.
17824 (rs6000_output_function_epilogue): Likewise.
17825 (rs6000_register_move_cost): Likewise.
17826 (rs6000_function_value): Likewise.
17827 (rs6000_libcall_value): Likewise.
17829 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17831 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17833 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17835 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17836 Use $MULTIDIR to choose between the kernel and RTP headers,
17837 and use $WIND_BASE and $WIND_USR to locate them.
17839 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17841 * config/i386/i386.c (override_options): Put initialization of
17842 ix86_tune_mask and ix86_arch_mask to the correct place.
17844 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17845 Michael Meissner <michael.meissner@amd.com>
17848 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17849 (ARCHMASK): Define.
17850 (TARGET_CMOVE): Use ARCHMASK.
17851 (TARGET_CMPXCHG): Ditto.
17852 (TARGET_CMPXCHG8B): Ditto.
17853 (TARGET_XADD): Ditto.
17854 (TARGET_BSWAP): Ditto.
17855 * config/i386/i386.c (ix86_tune_mask): New global variable.
17856 (ix86_arch_mask): Ditto.
17857 (override_options): Initialize ix86_tune_mask and
17858 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17861 2007-03-02 Ben Elliston <bje@au.ibm.com>
17864 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17866 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17868 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17869 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17870 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17871 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17873 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17874 rs6000_init_dwarf_reg_sizes_extra): New.
17875 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17876 SPE register high parts.
17878 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17880 * Makefile.in: Add install-pdf target as
17881 copied from automake v1.10 rules.
17882 * configure.ac: Add install-pdf to target list.
17883 * configure: Regenerate.
17885 2007-03-01 Paul Brook <paul@codesourcery.com>
17887 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17888 modes to LDRD for DImode.
17889 (output_move_double): Fixup out of range ldrd/strd.
17890 (vfp_secondary_reload_class): Rename...
17891 (coproc_secondary_reload_class): ... to this. Add wb argument.
17892 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17893 coproc_secondary_reload_class for CLASS_IWMMXT.
17894 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17895 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17897 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17899 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17900 unroll factor by the estimated number of iterations.
17901 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17902 than prefetch latency.
17904 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17905 decode_caches_intel, detect_caches_intel): New functions.
17906 (host_detect_local_cpu): Use detect_caches_amd and
17907 detect_caches_intel.
17909 2007-03-01 Richard Henderson <rth@redhat.com>
17911 * expr.c (emit_move_complex_push): Export.
17912 (emit_move_complex_parts): Split out from ...
17913 (emit_move_complex): ... here.
17914 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17915 * config/i386/i386.md (movcdi): New.
17917 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17919 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17920 size of mode1 to check for tieable modes in MMX case.
17922 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17924 * Makefile.in (rtlanal.o): Depend on tree.h.
17925 * rtl.h (offset_within_section_p, split_const): Declare.
17926 * rtlanal.c: Include tree.h.
17927 (offset_within_block_p): New function, taken from
17928 mips_offset_within_object_p.
17929 (split_const): New function, taken from mips_split_const.
17930 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17932 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17933 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17934 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17935 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17936 (m68k_illegitimate_symbolic_constant_p): New function.
17937 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17938 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17939 symbolic constant that might be outside the symbol's section,
17940 move the symbol first and then add the offset.
17941 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17943 * config/mips/mips.c (mips_split_const): Delete.
17944 (mips_offset_within_object_p): Delete.
17945 (mips_symbolic_constant_p): Use offset_within_section_p and
17946 split_const instead of mips_offset_within_object_p and
17948 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17949 (mips_legitimize_const_move, print_operand_reloc)
17950 (mips_dangerous_for_la25_p): Use split_const instead of
17953 2007-02-28 Eric Christopher <echristo@apple.com>
17955 * Makefile.in (install-include-dir): Don't rm -rf include.
17957 2007-02-28 Richard Guenther <rguenther@suse.de>
17959 PR middle-end/30364
17960 * fold-const.c (fold_binary): Do not associate expressions
17961 with more than one variable for integer types that do not wrap.
17963 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17965 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17966 Delete, and replace with...
17967 (fold_builtin_call_array): This. Update callers to use it.
17968 * fold-const.c (fold_build_call_list): Delete, and replace with...
17969 (fold_build_call_array): This.
17970 (fold_build_call_list_initializer): Delete, and replace with...
17971 (fold_build_call_array_initializer): This.
17972 * tree.h: Update declarations to reflect above changes.
17974 * c-typeck.c (build_function_call): Store converted arguments
17975 in a stack-allocated array instead of building a list.
17976 (convert_arguments): Store arguments in the array passed in as an
17977 argument, and return the actual number of arguments.
17978 * c-format.c: (check_function_format): Pass arguments in an
17979 array instead of a list.
17980 * c-common.c (check_function_nonnull): Likewise.
17981 (check_function_sentinel): Likewise.
17982 (check_function_arguments): Likewise.
17983 * c-common.h: Update declarations to reflect above changes.
17985 2007-02-28 Jan Hubicka <jh@suse.cz>
17987 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17988 PRED_NEGATIVE_RETURN): Update outcomes.
17990 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17992 * calls.c (emit_library_call_value_1): Handle partial registers
17993 correctly when building up CALL_INSN_FUNCTION_USAGE.
17995 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17997 * pa/predicates.md (move_src_operand): Allow zero for mode.
17998 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18001 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18004 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18005 *movv2df_internal): Enable pattern only for valid operand
18007 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18008 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18010 2007-02-27 Mike Stump <mrs@apple.com>
18012 * config/darwin-crt3.c: Avoid compilation when compiling for a
18015 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18017 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18019 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18020 for fixed headers and limits.h.
18021 (install-include-dir, install-headers-tar, install-headers-cpio,
18022 install-headers-cp, real-install-headers-tar,
18023 real-install-headers-cpio, real-install-headers-cp): Handle
18024 include-fixed as well as include.
18025 (install-mkheaders): Don't install files that go only in include
18027 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18028 from GCC_INCLUDE_DIR.
18029 * gcc.c (process_command): Remove special -BstageN/ handling.
18030 (do_spec_1): Add include-fixed directories.
18032 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18034 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18036 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18038 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18041 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18043 * c-common.c (get_priority): Add check for
18044 SUPPORTS_INIT_PRIORITY.
18046 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18048 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18050 * config/bfin/bfin.c: Include "cfglayout.h".
18051 (MAX_LSETUP_DISTANCE): New macro.
18052 (struct loop_info): New members incoming, incoming_src and
18053 incoming_dest. Delete member predecessor.
18054 (length_for_loop): New function.
18055 (bfin_optimize_loop): Handle more different loop structures.
18056 (bfin_discover_loop): Rework detection of predecessor blocks by
18057 examining incoming edges.
18058 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18060 (bfin_reorder_loops): New function.
18061 (bfin_reorg_loops): Use these three new functions.
18063 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18064 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18065 (CONSTRAINT_LEN): Add entry for 'q'.
18066 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18067 Add 'q' constraints.
18068 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18069 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18071 * config/bfin/bfin.md (add_with_carry): New pattern.
18072 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18073 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18074 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18075 support unsigned multiplies too. Removed incorrect commutativity from
18076 operand 1 constraint where appropriate.
18077 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18079 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18080 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18082 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18083 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18084 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18085 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18086 usmulhisi_hh_huh): New patterns.
18088 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18089 lshifthi3): Fix output template to use half reg for operand 2.
18091 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18094 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18096 2007-02-27 Andreas Schwab <schwab@suse.de>
18098 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18100 2007-02-27 Jan Hubicka <jh@suse.cz>
18102 * predict.c (last_basic_block_p): Remove.
18103 (tree_estimate_probability): Update return heuristic for commonized
18106 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18108 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18110 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18112 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18113 * doc/cpp.texi: Standardize title page.
18114 * doc/cppinternals.texi: Likewise.
18115 * doc/gcc.texi: Standardize title page, remove version number
18116 from copyright page.
18117 * doc/gccint.texi: Likewise.
18118 * doc/install.texi: Standardize title page, add table of
18121 2007-02-26 Jan Hubicka <jh@suse.cz>
18123 * predict.def: Set outcomes according to more recent results.
18124 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18125 Remove dead predictors.
18126 * predict.c (return_prediction): Fix pasto.
18128 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18130 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18131 change; avoid a memory leak when returning early.
18133 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18135 * c-decl.c (static_ctors): Move to c-common.c.
18136 (static_dtors): Likewise.
18137 (finish_function): Use c_record_cdtor_fn.
18138 (build_cdtor): Move to c-common.c.
18139 (c_write_global_declarations): Use c_build_cdtor_fns.
18140 * c-common.h (static_ctors): Declare.
18141 (static_dtors): Likewise.
18142 (c_record_cdtor_fn): Likewise.
18143 (c_build_cdtor_fns): Likewise.
18144 * c-common.c (static_ctors): New variable.
18145 (static_dtors): Likewise.
18146 (c_record_cdtor_fn): New function.
18147 (build_cdtor): Move from c-decl.c
18148 (c_build_cdtor_fns): New function.
18150 * output.h (assemble_addr_to_section): Declare.
18151 (get_cdtor_priority_section): Likewise.
18152 * varasm.c (assemble_addr_to_section): New function.
18153 (get_cdtor_priority_section): Likewise.
18154 (default_named_section_asm_out_destructor): Use them.
18155 (destor_dtor_section_asm_out_destructor): Likewise.
18156 (default_named_section_asm_out_constructor): Likewise.
18157 (default_ctor_section_asm_out_constructor): Likewise.
18158 * config.gcc (*-*-vxworks*): Include vxworks.o.
18159 * config/t-vxworks (vxworks.o): New target.
18160 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18161 (TARGET_ASM_CONSTRUCTOR): Define.
18162 (TARGET_ASM_DESTRUCTOR): Likewise.
18163 (vxworks_asm_out_constructor): Declare.
18164 (vxworks_asm_out_destructor): Likewise.
18166 * c-common.c (get_priority): Check that we have not just an
18167 INTEGER_CST, but an integer constant with integeral type.
18169 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18171 PR tree-optimization/30938
18172 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18173 use &dt[nargs-1] instead of &dt[nargs] in the call to
18174 vect_is_simple_use().
18176 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18178 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18179 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18180 Do not attempt to handle MEM inside auto-inc expressions.
18181 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18182 of a register modified by an auto-inc expression. However, do handle
18183 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18184 (elimination_effects): Prohibit elimination of a register modified
18185 by an auto-inc expression. Disable register elimination rules whose
18186 target register is modified by an auto-inc expression with variable
18189 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18191 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18193 (array_at_struct_end_p): New function.
18194 (idx_infer_loop_bounds): Use it.
18195 (estimate_numbers_of_iterations_loop): Export.
18196 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18197 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18198 (tree_estimate_probability): Call record_loop_exits.
18199 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18200 (estimated_loop_iterations, estimated_loop_iterations_int,
18201 estimated_loop_iterations_tree): New functions.
18202 (analyze_siv_subscript_cst_affine,
18203 compute_overlap_steps_for_affine_1_2,
18204 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18205 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18206 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18207 (PRED_LOOP_ITERATIONS_GUESSED): New.
18208 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18209 * cfgloop.h (estimate_numbers_of_iterations_loop,
18210 estimated_loop_iterations_int): Declare.
18212 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18214 * doc/extend.texi: Document optional priority argument to
18215 constructors and destructors.
18216 * tree.c (init_priority_for_decl): Adjust GTY markers.
18217 (init_ttree): Use priority-info hash functions for
18218 init_priority_for_decl.
18219 (tree_map_eq): Rename to ...
18220 (tree_map_base_eq): ... this.
18221 (tree_map_marked_p): Rename to ...
18222 (tree_map_base_marked_p): ... this.
18223 (tree_map_base_hash): New function.
18224 (decl_init_priority_lookup): Rework.
18225 (decl_fini_priority_lookup): New function.
18226 (decl_priority_info): New function.
18227 (decl_init_priority_insert): Use it.
18228 (decl_fini_priority_insert): Likewise.
18229 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18231 (decl_restrict_base_insert): Likewise.
18232 (decl_debug_expr_insert): Likewise.
18233 (decl_value_expr_lookup): Likewise.
18234 (decl_value_expr_insert): Likewise.
18235 * tree.h (priority_type): New type.
18236 (decl_init_priority_lookup): Use priority_type.
18237 (decl_fini_priority_lookup): New function.
18238 (decl_init_priority_insert): Use priority_type.
18239 (decl_fini_priority_insert): New function.
18240 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18241 (DECL_INIT_PRIORITY): Likewise.
18242 (SET_DECL_INIT_PRIORITY): Add comment.
18243 (DECL_FINI_PRIORITY): New macro.
18244 (SET_DECL_FINI_PRIORITY): Likewise.
18245 (DEFAULT_INIT_PRIORITY): Document.
18246 (MAX_INIT_PRIORITY): Likewise.
18247 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18248 (tree_map_base): New type.
18249 (tree_map_base_eq): New function.
18250 (tree_map_base_hash): Likewise.
18251 (tree_map_base_marked_p): Likewise.
18252 (tree_map): Inherit from tree_map_base.
18253 (tree_map_eq): Make it a macro.
18254 (tree_map_marked_p): Likewise.
18255 (tree_int_map): Inherit from tree_map_base.
18256 (tree_int_map_eq): Make it a macro.
18257 (tree_int_map_hash): Likewise.
18258 (tree_int_map_marked_p): Likewise.
18259 (tree_priority_map): New type.
18260 (tree_priority_map_eq): New macro.
18261 (tree_priority_map_hash): Likewise.
18262 (tree_priority_map_marked_p): Likewise.
18263 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18265 (emutls_common_1): Likewise.
18266 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18267 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18268 of tree_map hierarchy.
18269 * tree-cfg.c (move_stmt_r): Likewise.
18270 (new_label_mapper): Likewise.
18271 * c-tree.h (c_expand_body): Move to ...
18272 * c-common.h (c_expand_body): ... here.
18273 * c-decl.c (c_expand_body): Move to ...
18274 * c-common.c (c_expand_body): ... here.
18275 (c_common_attribute_table): Allow 1 argument for the constructor
18276 and destructor attributes.
18277 (get_priority): New function.
18278 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18279 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18281 2007-02-24 Jan Hubicka <jh@suse.cz>
18283 PR middle-end/30509
18284 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18285 copying for inlining.
18287 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18288 Jan Hubicka <jh@suse.cz>
18291 * i386.c (counter_mode): New function.
18292 (expand_set_or_movmem_via_loop): Use it.
18293 (expand_movmem_epilogue): Likewise; fix pasto.
18294 (ix86_expand_movmem): Do emit guard even for constant counts.
18295 (ix86_expand_setmem): Likewise.
18297 2007-02-25 Nick Clifton <nickc@redhat.com>
18299 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18300 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18302 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18305 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18306 count argument with 0x10, not with 0x16.
18307 (expand_setmem_epilogue): Ditto.
18309 2007-02-24 Mike Stump <mrs@apple.com>
18311 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18314 2007-02-24 Richard Guenther <rguenther@suse.de>
18316 PR middle-end/30951
18317 * fold-const.c (fold_binary): Fold x +- CST op x for
18318 EQ_EXPR and NE_EXPR.
18320 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18322 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18324 2007-02-24 Jan Hubicka <jh@suse.cz>
18326 * cgraphunit.c (decide_is_function_needed): Honor
18327 -fkeep-inline-functions.
18329 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18331 * builtins.c (fold_builtin_modf): New.
18332 (fold_builtin_2): Use it.
18334 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18336 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18337 (determine_max_iter): Take additional LOOP arg; all callers changed.
18338 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18339 one using simplifications.
18340 (simplify_using_initial_values): Return if the expression becomes
18341 invalid due to altered regs.
18343 2007-02-23 DJ Delorie <dj@redhat.com>
18345 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18347 2007-02-23 Mike Stump <mrs@apple.com>
18349 * tlink.c (scan_linker_output): Parse linker messages from
18350 darwin9's linker better.
18352 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18355 * varpool.c (varpool_assemble_pending_decls): Set
18356 varpool_last_needed_node to null.
18358 2007-02-23 DJ Delorie <dj@redhat.com>
18360 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18361 alignment bigger than the object file can handle.
18363 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18366 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18367 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18368 (*movsf_1): Penalize MMX moves.
18370 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18372 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18373 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18375 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18377 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18379 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18380 (fold_builtin_1): Use them.
18381 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18382 BUILT_IN_SIGNIFICAND.
18384 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18386 * config/i386/i386.c (bdesc_1arg): Initialize
18387 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18388 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18389 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18390 and IX86_BUILTIN_MOVSLDUP.
18392 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18394 PR rtl-optimization/30841
18395 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18397 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18399 * builtins.c (fold_builtin_frexp): New.
18400 (fold_builtin_2): Use it.
18402 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18404 * doc/invoke.texi (Spec Files): Document getenv spec function.
18406 * gcc.c (getenv_spec_function): New function.
18407 (static_spec_functions): Add it.
18408 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18409 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18412 2007-02-22 Michael Matz <matz@suse.de
18415 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18416 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18418 2007-02-22 Ian Lance Taylor <iant@google.com>
18421 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18422 (mem_loc_descriptor): Call it.
18424 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18425 Ira Rosen <irar@il.ibm.com>
18427 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18429 2007-02-22 Ira Rosen <irar@il.ibm.com>
18431 PR tree-optimization/30843
18432 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18433 stores only after all the group is vectorized.
18435 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18437 PR tree-optimization/30858
18438 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18439 in the reduction cycle have a single use in the loop.
18440 * tree-vectorizer.h (relevant): Add documentation.
18442 2007-02-20 Mike Stump <mrs@apple.com>
18444 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18445 * configure: Regenerate.
18447 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18449 Change the defaults of some parameters and options.
18450 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18451 * config/spu/spu.c (spu_optimization_options): Add.
18452 (spu_override_options): Change params in spu_optimization_options.
18453 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18455 Register 127 is only 16 byte aligned when used as a frame pointer.
18456 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18457 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18458 HARD_FRAME_POINTER_REGNUM.
18459 (spu_legitimate_address): Use regno_aligned_for_reload.
18460 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18461 aligned when frame_pointer_needed is true.
18462 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18464 * config/spu/spu.h (INIT_EXPANDERS): Define.
18466 Make sure shift and rotate instructions have valid immediate operands.
18467 * config/spu/predicates.md (spu_shift_operand): Remove.
18468 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18469 * config/spu/constraints.md (W, O): Extend range.
18470 * config/spu/spu.md (umask, nmask): Define.
18471 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18472 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18473 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18474 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18475 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18476 (lshr<mode>3_reg): Fix rtl description.
18478 Make sure mulhisi immediate operands are valid.
18479 * config/spu/predicates.md (imm_K_operand): Add.
18480 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18482 Generate constants using fsmbi and andi.
18483 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18484 (print_operand, spu_split_immediate, classify_immediate,
18485 fsmbi_const_p): Handle IC_FSMBI2.
18487 Correctly handle a CONST_VECTOR containing symbols.
18488 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18489 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18490 (immediate_load_p): Allow symbols that use 2 instructions to create.
18491 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18492 with symbols when flag_pic is set.
18493 (const_vector_immediate_p): New.
18494 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18495 accept a CONST_VECTOR with symbols.
18496 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18497 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18499 * config/spu/spu.md (high, low): Delete.
18500 (low_<mode>): Define.
18502 Remove INTRmode and INTR_REGNUM, which didn't work.
18503 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18505 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18506 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18507 peephole2 pattern): Don't use INTR or 131.
18508 (movintrcc): Delete.
18509 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18510 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18511 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18512 (UNSPEC_SET_INTR): Add.
18513 * config/spu/spu-modes.def (INTR): Remove.
18515 More accurate warnings about run-time relocations.
18516 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18518 Correctly warn about immediate arguments to specific intrinsics.
18519 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18520 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18521 the instruction predicate.
18523 Fix tree check errors with latest update.
18524 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18526 (spu_expand_builtin): Use CALL_EXPR_FN.
18528 Add missing specific intrinsics.
18529 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18531 * config/spu/spu_internals.h: Ditto.
18533 Fix incorrect operand modifiers.
18534 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18535 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18537 Optimize one case of zero_extend of a vec_select.
18538 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18540 Accept any immediate for hbr.
18541 * config/spu/spu.md (hbr): Change s constraints to i.
18543 2007-02-21 Paul Brook <paul@codesourcery.com>
18545 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18546 condexec_count when skipping USE and CLOBBER.
18548 2007-02-21 Nick Clifton <nickc@redhat.com>
18550 * common.opt (Warray-bounds): Add Warning attribute.
18551 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18553 (fsized-zeroes): Add Optimization attribute.
18554 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18555 * c.opt (Wc++0x-compat): Add Warning attribute.
18557 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18559 PR middle-end/30761
18560 * reload1.c (eliminate_regs_in_insn): In the single_set special
18561 case, attempt to re-recognize the insn before falling back to
18562 having reload fix it up.
18564 2007-02-20 Eric Christopher <echristo@gmail.com>
18566 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18567 Rewrite accordingly.
18568 (frv_read_iacc_argument): Ditto.
18569 (frv_expand_set_builtin): Take a call instead of arglist, update for
18571 (frv_expand_unop_builtin): Ditto.
18572 (frv_expand_binop_builtin): Ditto.
18573 (frv_expand_cut_builtin): Ditto.
18574 (frv_expand_binopimm_builtin): Ditto.
18575 (frv_expand_voidbinop_builtin): Ditto.
18576 (frv_expand_int_void2arg): Ditto.
18577 (frv_expand_prefetches): Ditto.
18578 (frv_expand_voidtriop_builtin): Ditto.
18579 (frv_expand_voidaccop_builtin): Ditto.
18580 (frv_expand_load_builtin): Ditto.
18581 (frv_expand_store_builtin): Ditto.
18582 (frv_expand_mdpackh_builtin): Ditto.
18583 (frv_expand_mclracc_builtin): Ditto.
18584 (frv_expand_mrdacc_builtin): Ditto.
18585 (frv_expand_mwtacc_builtin): Ditto.
18586 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18589 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18591 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18592 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18594 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18595 point instructions.
18596 * configure: Regenerate.
18597 * config.in: Regenerate.
18598 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18599 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18600 masks to power6 and power6x and to POWERPC_MASKS.
18601 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18603 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18604 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18605 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18606 Access PROTOTYPE as variable, not mask.
18608 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18610 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18611 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18612 * combine.c (adjust_for_new_dest): Use it.
18613 * postreload.c (reload_combine): Likewise.
18615 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18617 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18618 notes on an insn with multiple sets, even if single_set returns
18619 non-NULL for that insn.
18621 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18623 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18624 scalbn and scalbln.
18626 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18628 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18629 if user didn't pass it.
18630 * config/i386/darwin.h (CC1_SPEC): Likewise.
18631 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18632 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18633 -mmacosx-version-min.
18635 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18636 Uros Bizjak <ubizjak@gmail.com>
18638 * optabs.h (enum optab_index): Add new OTI_scalb.
18639 (scalb_optab): Define corresponding macro.
18640 * optabs.c (init_optabs): Initialize scalb_optab.
18641 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18643 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18644 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18645 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18646 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18647 flag_unsafe_math_optimizations is set.
18649 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18650 to implement scalbf, scalb and scalbl built-ins as inline x87
18653 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18654 DJ Delorie <dj@redhat.com>
18657 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18658 (diagnostic_report_diagnostic): ... here, and turn them into real
18659 errors. If warnings are inhibited, no need to do anything.
18661 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18663 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18664 better code generation.
18666 2007-02-20 Ben Elliston <bje@au.ibm.com>
18668 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18670 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18672 * config/alpha/alpha.c, config/alpha/alpha.md,
18673 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18674 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18675 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18676 config/arm/lib1funcs.asm: Follow spelling conventions.
18678 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18679 config/fr30/fr30.md, config/i386/i386.h,
18680 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18681 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18682 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18683 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18684 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18685 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18686 config/sparc/sparc.c, config/sparc/sparc.h,
18687 config/sparc/sparc.md, config/spu/constraints.md,
18688 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18691 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18694 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18697 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18699 * doc/invoke.texi (-ftree-lrs): Remove.
18701 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18703 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18706 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18708 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18709 new CALL_EXPR_FN macro for retrieving the function
18710 declaration of the input expression.
18712 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18714 * c.opt (Waddress): New.
18715 * common.opt (Walways-true): Delete.
18716 (Wstring-literal-comparison): Delete.
18717 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18718 -Wstring-literal-comparison. Add -Waddress.
18720 (Walways-true): Delete.
18721 (Wstring-literal-comparison): Delete.
18722 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18723 consistently instead of -Walways-true in example.
18724 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18725 * c-typeck.c (parser_build_binary_op): Replace
18726 -Wstring-literal-comparison and -Walways-true with -Waddress.
18727 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18730 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18732 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18733 without DECL_STRUCT_FUNCTION initialized.
18735 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18737 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18738 due to calls to functions taking pointers as parameters.
18740 2007-02-19 Richard Henderson <rth@redhat.com>
18743 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18746 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18748 * config/s390/s390.c (s390_call_saved_register_used,
18749 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18750 accessed to the new scheme.
18752 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18754 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18755 (cris_print_index, cris_print_operand, cris_print_operand_address)
18756 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18757 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18758 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18759 GET_CODE () == xxx.
18760 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18761 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18762 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18763 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18764 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18765 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18766 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18767 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18768 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18769 (uminsi3, call, call_value): Ditto.
18770 (define_split: indir_to_reg_split, unnamed): Ditto.
18772 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18774 PR tree-optimization/30975
18775 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18778 2007-02-18 Eric Christopher <echristo@gmail.com>
18780 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18781 Remove use of arglist.
18782 (mips_expand_builtin): Remove use of arglist, pass in expr.
18783 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18784 (mips_expand_builtin_movtf): Ditto.
18785 (mips_expand_builtin_compare): Ditto.
18787 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18789 * tree-sra.c (sra_build_assignment): Replace assertion
18790 checking with a comment explaining why it can't be done.
18792 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18794 PR middle-end/30833
18795 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18796 during CALL_EXPR representation conversion.
18797 * tree-ssa-propagate.c (set_rhs): Likewise.
18799 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18801 * tree-sra.c (sra_build_assignment): Disable assertion checking
18804 2007-02-18 Roger Sayle <roger@eyesopen.com>
18806 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18807 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18808 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18810 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18811 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18812 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18813 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18814 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18815 force_gimple_operand): Likewise.
18816 * ipa-cp.c (constant_val_insert): Likewise.
18817 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18818 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18819 perfect_nestify): Likewise.
18820 * langhooks.c (lhd_omp_assignment): Likewise.
18821 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18822 lower_copyprivate_clauses, lower_send_clauses,
18823 lower_send_shared_vars, expand_parallel_call,
18824 expand_omp_for_generic, expand_omp_for_static_nochunk,
18825 expand_omp_for_static_chunk, expand_omp_sections,
18826 lower_omp_single_copy, lower_omp_for_lastprivate,
18827 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18828 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18829 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18832 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18834 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18835 config/sh/sh.md: Follow spelling conventions.
18837 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18838 config/frv/predicates.md: Follow spelling conventions.
18840 * config/m68k/linux-unwind.h: Fix a comment typo.
18841 * target.h: Follow spelling conventions.
18843 2007-02-18 Roger Sayle <roger@eyesopen.com>
18845 PR rtl-optimization/28173
18846 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18847 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18848 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18849 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18850 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18852 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18854 * builtins.c (fold_builtin_load_exponent): New.
18855 (fold_builtin_2): Use it.
18857 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18859 PR rtl-optimization/30773
18860 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18861 if we fail to attach a REG_EQUIV note.
18863 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18864 Roger Sayle <roger@eyesopen.com>
18866 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18868 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18870 * calls.c (initialize_argument_information): Pass original EXP
18871 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18872 code to split complex arguments here, as part of initializing the
18874 (expand_call): Remove code that builds a list of arguments and
18875 inserts implicit arguments into it. Instead, just count how many
18876 implicit arguments there will be so we can determine the size of
18877 the ARGS array, and let initialize_argument_information do the work.
18878 (split_complex_values): Delete unused function.
18880 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18882 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18884 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18886 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18887 for arg pointer based indexed addressing.
18889 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18891 * config/ia64/ia64.h, config/ia64/ia64.md,
18892 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18893 spelling conventions.
18895 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18897 * config/m68k/m68k.c (split_di): New.
18898 * config/m68k/m68k-protos.h: Declare split_di.
18899 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18900 Improve predicate handling and split constant shifts.
18902 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18904 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18905 parameter for register bitfield operations, general predicates
18908 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18910 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18911 * config/m68k/linux-unwind.h: New file.
18913 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18915 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18916 config/i386/athlon.md, config/ia64/ia64.md,
18917 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18918 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18919 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18920 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18921 tree-vect-transform.c: Fix comment typos.
18923 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18925 * sched-deps.c (find_insn_list): Remove.
18926 * sched-int.h: Remove the prototype for find_insn_list.
18928 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18930 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18932 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18933 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18934 darwin_rs6000_override_options.
18935 (C_COMMON_OVERRIDE_OPTIONS): Expect
18936 darwin_macosx_version_min to be non-NULL always.
18937 (TARGET_C99_FUNCTIONS): Likewise.
18938 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18939 (DARWIN_MINVERSION_SPEC): New.
18940 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18941 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18943 (DARWIN_MINVERSION_SPEC): New.
18944 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18946 * config/darwin-c.c (darwin_cpp_builtins): Expect
18947 darwin_macosx_version_min to be non-NULL always.
18949 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18951 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18953 * config/i386/i386.h (x86_use_xchgb): New.
18954 (TARGET_USE_XCHGB): New macro.
18955 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18956 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18957 Split after reload into bswaphi for shifts of 8.
18958 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18959 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18960 or when optimizing for size.
18962 2007-02-16 Richard Guenther <rguenther@suse.de>
18963 Christian Bruel <christian.bruel@st.com>
18965 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18966 DECLs but prefer SSA_NAMEs over DECLs.
18968 2007-02-16 Richard Guenther <rguenther@suse.de>
18970 * tree-flow-inline.h (single_imm_use_p): Remove.
18971 (zero_imm_uses_p): Likewise.
18972 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18973 instead of single_imm_use_p.
18974 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18977 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18980 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18981 nested double- and backquotes.
18983 2007-02-15 Roger Sayle <roger@eyesopen.com>
18985 PR middle-end/30391
18986 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18987 should be unreachable.
18988 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18989 For the time being redirect GIMPLE_MODIFY_STMT to the new
18990 (renamed) build_gimple_modify_stmt_stat.
18991 (build2_gimple_stat): Rename to...
18992 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18993 Always build a GIMPLE_MODIFY_STMT node.
18994 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18995 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18998 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18999 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19000 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19001 expand_complex_div_wide): Likewise.
19002 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19003 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19004 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19005 * tree-ssa-loop-manip.c (create_iv): Likewise.
19006 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19007 abs_replacement): Likewise.
19008 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19009 realify_fake_stores): Likewise.
19011 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19012 node rather than a GIMPLE_MODIFY_STMT node.
19013 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19014 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19016 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19017 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19018 GIMPLE_MODIFY_STMT.
19020 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19022 PR middle-end/30433
19023 * fold-const.c (fold_comparison): Add back the
19024 folding of constant complex comparisions.
19026 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19028 PR middle-end/30729
19029 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19030 effects unknown to this function, return early.
19032 2007-02-15 Ian Lance Taylor <iant@google.com>
19034 * lower-subreg.c (move_eh_region_note): New static function.
19035 (resolve_simple_move): Call it.
19036 (decompose_multiword_subregs): Track blocks for which we resolve a
19037 simple move which is also a control flow insn. Pass them to
19038 find_many_sub_basic_blocks.
19039 (pass_lower_subreg): Add TODO_verify_flow.
19040 (pass_lower_subreg2): Likewise.
19042 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19043 Brooks Moses <brooks.moses@codesourcery.com>
19044 Lee Millward <lee.millward@codesourcery.com>
19046 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19047 (VL_EXP_CLASS_P): New.
19048 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19050 (TREE_OPERAND_CHECK_CODE): Likewise.
19051 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19052 (TREE_RTL_OPERAND_CHECK): Likewise.
19053 (tree_operand_check_failed): Make second parameter the whole tree
19054 instead of its code. Fixed callers.
19055 (VL_EXP_CHECK): New.
19056 (TREE_OPERAND_LENGTH): New.
19057 (VL_EXP_OPERAND_LENGTH): New.
19058 (CALL_EXPR_FN): New.
19059 (CALL_EXPR_STATIC_CHAIN): New.
19060 (CALL_EXPR_ARGS): New.
19061 (CALL_EXPR_ARG): New.
19062 (call_expr_nargs): New.
19063 (CALL_EXPR_ARGP): New.
19064 (build_nt_call_list): Declare.
19065 (build_vl_exp_stat): Declare.
19066 (build_vl_exp): New.
19067 (build_call_list): Declare.
19068 (build_call_nary): Declare.
19069 (build_call_valist): Declare.
19070 (build_call_array): Declare.
19071 (call_expr_arg): Declare.
19072 (call_expr_argp): Declare.
19073 (call_expr_arglist): Declare.
19074 (fold_build_call_list): Declare.
19075 (fold_build_call_list_initializer): Declare.
19076 (fold_call_expr): Declare to replace fold_builtin.
19077 (fold_builtin_fputs): Update to agree with modified definition.
19078 (fold_builtin_strcpy): Likewise.
19079 (fold_builtin_strncpy): Likewise.
19080 (fold_builtin_memory_chk): Likewise.
19081 (fold_builtin_stxcpy_chk): Likewise.
19082 (fold_builtin_strncpy_chk): Likewise.
19083 (fold_builtin_next_arg): Likewise.
19084 (fold_build_call_expr): Declare.
19085 (fold_builtin_call_list): Declare.
19086 (fold_builtin_call_valist): Declare.
19087 (build_call_expr): Declare.
19088 (validate_arglist): Update to agree with modified definition.
19089 (tree_operand_length): New.
19090 (call_expr_arg_iterator): New.
19091 (init_call_expr_arg_iterator): New.
19092 (next_call_expr_arg): New.
19093 (first_call_expr_arg): New.
19094 (more_call_expr_args_p): New.
19095 (FOR_EACH_CALL_EXPR_ARG): New.
19097 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19098 and tcc_gimple_stmt.
19099 (tree_code_size): Update documentation. Use sizeof (tree) rather
19100 than sizeof (char *).
19101 (tree_size): Likewise. Add case for tcc_vl_exp.
19102 (tree_node_structure): Add case for tcc_vl_exp.
19103 (contains_placeholder_p): Likewise.
19104 (substitute_in_expr): Likewise.
19105 (substitute_placeholder_in_expr): Likewise.
19106 (stabilize_reference_1): Likewise.
19107 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19108 to diagnose breakage of this interface for constructing CALL_EXPRs.
19109 (build_nt): Add similar assertion here.
19110 (build_nt_call_list): New.
19111 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19112 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19114 (get_callee_fndecl): Use new CALL_EXPR accessors.
19115 (tree_operand_check_failed): Change parameters to pass entire node
19116 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19117 (process_call_operands): New.
19118 (build_vl_exp_stat): New.
19119 (build_call_list): New.
19120 (build_call_nary): New.
19121 (build_call_valist): New.
19122 (build_call_array): New.
19123 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19124 (call_expr_arglist): New.
19126 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19127 tcc_vl_exp instead of a fixed-size tcc_expression.
19129 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19130 accessors for CALL_EXPRs.
19131 (AGGR_INIT_EXPR): Likewise.
19133 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19134 Brooks Moses <brooks.moses@codesourcery.com>
19135 Lee Millward <lee.millward@codesourcery.com>
19137 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19138 (expand_builtin_nonlocal_goto): Change parameter to be entire
19139 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19140 (expand_builtin_prefetch): Likewise.
19141 (expand_builtin_classify_type): Likewise.
19142 (mathfn_built_in): Return NULL_TREE instead of 0.
19143 (expand_errno_check): Use new CALL_EXPR accessors.
19144 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19145 Return NULL_RTX instead of 0.
19146 (expand_builtin_mathfn_2): Likewise.
19147 (expand_builtin_mathfn_3): Likewise.
19148 (expand_builtin_interclass_mathfn): Likewise.
19149 (expand_builtin_sincos): Likewise.
19150 (expand_builtin_cexpi): Likewise.
19151 (expand_builtin_int_roundingfn): Likewise.
19152 (expand_builtin_int_roundingfn_2): Likewise.
19153 (expand_builtin_pow): Likewise.
19154 (expand_builtin_powi): Likewise.
19155 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19156 of arglist, fixing callers appropriately. Use new CALL_EXPR
19157 accessors and constructors. Return NULL_RTX instead of 0.
19158 (expand_builtin_strstr): Likewise.
19159 (expand_builtin_strchr): Likewise.
19160 (expand_builtin_strrchr): Likewise.
19161 (expand_builtin_strpbrk): Likewise.
19162 (expand_builtin_memcpy): Likewise.
19163 (expand_builtin_mempcpy): Likewise.
19164 (expand_builtin_mempcpy_args): New.
19165 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19166 (expand_builtin_memmove_args): New.
19167 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19168 (expand_movstr): Likewise.
19169 (expand_builtin_strcpy): Likewise.
19170 (expand_builtin_strcpy_args): New.
19171 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19172 (expand_builtin_strncpy): Likewise.
19173 (expand_builtin_memset): Likewise.
19174 (expand_builtin_memset_args): New.
19175 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19176 (expand_builtin_memcmp): Likewise.
19177 (expand_builtin_strcmp): Likewise.
19178 (expand_builtin_strncmp): Likewise.
19179 (expand_builtin_strcat): Likewise.
19180 (expand_builtin_strncat): Likewise.
19181 (expand_builtin_strspn): Likewise.
19182 (expand_builtin_strcspn): Likewise.
19183 (expand_builtin_args_info): Likewise.
19184 (expand_builtin_va_start): Likewise.
19185 (gimplify_va_arg_expr): Likewise.
19186 (expand_builtin_va_end): Likewise.
19187 (expand_builtin_va_copy): Likewise.
19188 (expand_builtin_frame_address): Likewise.
19189 (expand_builtin_alloca): Likewise.
19190 (expand_builtin_bswap): Likewise.
19191 (expand_builtin_unop): Likewise.
19192 (expand_builtin_fputs): Likewise.
19193 (expand_builtin_expect): Likewise.
19194 (expand_builtin_fabs): Likewise.
19195 (expand_builtin_copysign): Likewise.
19196 (expand_builtin_printf): Likewise.
19197 (expand_builtin_fprintf): Likewise.
19198 (expand_builtin_sprintf): Likewise.
19199 (expand_builtin_init_trampoline): Likewise.
19200 (expand_builtin_signbit): Likewise.
19201 (expand_builtin_fork_or_exec): Likewise.
19202 (expand_builtin_sync_operation): Likewise.
19203 (expand_builtin_compare_and_swap): Likewise.
19204 (expand_builtin_lock_test_and_set): Likewise.
19205 (expand_builtin_lock_release): Likewise.
19206 (expand_builtin): Likewise.
19207 (builtin_mathfn_code): Likewise.
19209 (fold_builtin_constant_p): Pass call arguments individually instead
19210 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19211 accessors and constructors. Return NULL_TREE instead of 0.
19212 (fold_builtin_expect): Likewise.
19213 (fold_builtin_classify_type): Likewise.
19214 (fold_builtin_strlen): Likewise.
19215 (fold_builtin_nan): Likewise.
19216 (integer_valued_real_p): Likewise.
19217 (fold_trunc_transparent_mathfn): Likewise.
19218 (fold_fixed_mathfn): Likewise.
19219 (fold_builtin_cabs): Likewise.
19220 (fold_builtin_sqrt): Likewise.
19221 (fold_builtin_cbrt): Likewise.
19222 (fold_builtin_cos): Likewise.
19223 (fold_builtin_cosh): Likewise.
19224 (fold_builtin_tan): Likewise.
19225 (fold_builtin_sincos): Likewise.
19226 (fold_builtin_cexp): Likewise.
19227 (fold_builtin_trunc): Likewise.
19228 (fold_builtin_floor): Likewise.
19229 (fold_builtin_ceil): Likewise.
19230 (fold_builtin_round): Likewise.
19231 (fold_builtin_int_roundingfn): Likewise.
19232 (fold_builtin_bitop): Likewise.
19233 (fold_builtin_bswap): Likewise.
19234 (fold_builtin_logarithm): Likewise.
19235 (fold_builtin_hypot): Likewise.
19236 (fold_builtin_pow): Likewise.
19237 (fold_builtin_powi): Likewise.
19238 (fold_builtin_exponent): Likewise.
19239 (fold_builtin_memset): Likewise.
19240 (fold_builtin_bzero): Likewise.
19241 (fold_builtin_memory_op): Likewise.
19242 (fold_builtin_bcopy): Deleted; call site changed to invoke
19243 fold_builtin_memory_op directly.
19244 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19245 (fold_builtin_strncpy): Likewise.
19246 (fold_builtin_memcmp): Likewise.
19247 (fold_builtin_strcmp): Likewise.
19248 (fold_builtin_strncmp): Likewise.
19249 (fold_builtin_signbit): Likewise.
19250 (fold_builtin_copysign): Likewise.
19251 (fold_builtin_isascii): Likewise.
19252 (fold_builtin_toascii): Likewise.
19253 (fold_builtin_isdigit): Likewise.
19254 (fold_builtin_fabs): Likewise.
19255 (fold_builtin_abs): Likewise.
19256 (fold_builtin_fmin_fmax): Likewise.
19257 (fold_builtin_carg): Likewise.
19258 (fold_builtin_classify): Likewise.
19259 (fold_builtin_unordered_cmp): Likewise.
19261 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19262 New functions split out from fold_builtin_1.
19263 (fold_builtin_n): New.
19264 (fold_builtin_varargs): New.
19265 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19267 (fold_call_expr): New.
19268 (build_function_call_expr): Rewrite to use new helper function.
19269 (fold_builtin_call_list): New.
19270 (build_call_expr): New.
19271 (fold_builtin_call_valist): New.
19272 (rewrite_call_expr): New.
19273 (validate_arg): New.
19274 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19275 of an arglist. Change return type to bool. Use new CALL_EXPR
19278 (fold_builtin_strstr): Pass call arguments individually instead
19279 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19280 accessors and constructors. Return NULL_TREE instead of 0.
19281 (fold_builtin_strchr): Likewise.
19282 (fold_builtin_strrchr): Likewise.
19283 (fold_builtin_strpbrk): Likewise.
19284 (fold_builtin_strcat): Likewise.
19285 (fold_builtin_strncat): Likewise.
19286 (fold_builtin_strspn): Likewise.
19287 (fold_builtin_strcspn): Likewise.
19288 (fold_builtin_fputs): Likewise.
19289 (fold_builtin_next_arg): Likewise.
19290 (fold_builtin_sprintf): Likewise.
19292 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19293 NULL_RTX instead of 0.
19294 (expand_builtin_memory_chk): Likewise.
19295 (maybe_emit_chk_warning): Likewise.
19296 (maybe_emit_sprintf_chk_warning): Likewise.
19298 (fold_builtin_object_size): Pass call arguments individually instead
19299 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19300 accessors and constructors. Return NULL_TREE instead of 0.
19301 (fold_builtin_memory_chk): Likewise.
19302 (fold_builtin_stxcpy_chk): Likewise.
19303 (fold_builtin_strncpy_chk): Likewise.
19304 (fold_builtin_strcat_chk): Likewise.
19305 (fold_builtin_strcat_chk): Likewise.
19306 (fold_builtin_strncat_chk): Likewise.
19307 (fold_builtin_sprintf_chk): Likewise.
19308 (fold_builtin_snprintf_chk): Likewise.
19309 (fold_builtin_printf): Likewise.
19310 (fold_builtin_vprintf): Likewise.
19312 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19314 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19315 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19316 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19317 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19318 (fold_unary): Likewise.
19319 (fold_binary): Likewise.
19320 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19321 ternary expressions.
19322 (fold): Add logic for tcc_vl_exp.
19323 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19324 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19325 (fold_build3_stat): Add assertion to flag broken interface for
19326 constructing CALL_EXPRs.
19327 (fold_build_call_list): New.
19328 (fold_build_call_list_initializer): New.
19329 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19331 (fold_strip_sign_ops): Likewise.
19333 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19334 Brooks Moses <brooks.moses@codesourcery.com>
19335 Lee Millward <lee.millward@codesourcery.com>
19337 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19338 accessors and dump arguments explicitly.
19340 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19342 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19344 (print_call_name): Use new CALL_EXPR accessors.
19346 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19347 CALL_EXPR arguments explicitly instead of as a list. Use
19348 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19350 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19351 (vrp_visit_stmt): Likewise.
19353 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19354 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19356 (force_move_till_expr): Likewise.
19358 * targhooks.c (default_external_stack_protect_fail): Use
19359 build_call_expr instead of build_function_call_expr.
19360 (default_hidden_stack_protect_fail): Likewise.
19362 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19365 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19366 and walk arguments explicitly.
19368 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19369 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19370 (expand_simple_operations): Likewise.
19371 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19373 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19374 of TREE_CODE_LENGTH.
19375 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19377 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19378 instead of TREE_CODE_LENGTH.
19380 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19381 (tree_ic_transform): Likewise.
19382 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19383 parameter instead of arglist. Fix callers.
19384 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19385 (tree_stringops_transform): Likewise.
19386 (tree_indirect_call_to_profile): Likewise.
19387 (tree_stringops_values_to_profile): Likewise.
19389 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19390 (eliminate_tail_call): Likewise.
19392 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19394 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19395 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19397 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19399 * omp-low.c (build_omp_barrier): Use build_call_expr.
19400 (lower_rec_input_clauses): Likewise.
19401 (lower_reduction_clauses): Likewise.
19402 (expand_parallel_call): Likewise.
19403 (maybe_catch_exception): Likewise.
19404 (expand_omp_for_generic): Likewise.
19405 (expand_omp_for_static_nochunk): Likewise.
19406 (expand_omp_sections): Likewise.
19407 (lower_omp_single_simple): Likewise.
19408 (lower_omp_single_copy): Likewise.
19409 (lower_omp_master): Likewise.
19410 (lower_omp_ordered): Likewise.
19411 (lower_omp_critical): Likewise.
19413 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19414 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19416 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19417 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19418 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19420 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19421 and generalize to handle any number of operands.
19422 (chrec_contains_undetermined): Likewise.
19423 (tree_contains_chrecs): Likewise.
19424 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19426 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19428 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19429 fold_call_expr instead of fold_builtin.
19430 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19431 match declarations there.
19432 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19435 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19436 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19438 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19439 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19441 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19444 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19445 (execute_cse_sincos): Use new CALL_EXPR accessors.
19447 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19449 * gimple-low.c (lower_function_body): Use build_call_expr.
19450 (lower_builtin_setjmp): Likewise.
19452 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19453 (set_storage_via_libcall): Likewise.
19454 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19455 instead of TREE_CODE_LENGTH.
19456 (expand_expr_real_1): Use new CALL_EXPR accessors.
19458 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19459 generalize to handle any number of operands.
19460 (TB_parent_eq): Likewise.
19462 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19463 (strip_builtin_expect): Likewise.
19465 * function.c (gimplify_parameters): Use build_call_expr.
19467 * tree-vectorizer.c (vect_is_simple_reduction): Use
19468 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19470 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19471 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19473 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19476 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19477 (gimplify_decl_expr): Likewise.
19478 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19479 Use new CALL_EXPR iterators.
19480 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19481 (gimplify_modify_expr_to_memset): Likewise.
19482 (gimplify_variable_sized_compare): Likewise.
19483 (gimplify_omp_atomic_fetch_op): Likewise.
19484 (gimplify_omp_atomic_pipeline): Likewise.
19485 (gimplify_omp_atomic_mutex): Likewise.
19486 (gimplify_function_tree): Likewise.
19488 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19489 (call_expr_flags): Likewise.
19490 (expand_call): Likewise.
19492 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19493 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19496 * coverage.c (create_coverage): Use build_call_expr.
19498 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19499 (temp_call_expr_obstack): New.
19500 (pool_copy_list): Delete.
19501 (temp_copy_call_expr): New.
19502 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19503 CALL_EXPR accessors. Get rid of special goo for copying argument
19504 lists and use temp_copy_call_expr instead.
19505 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19506 CALL_EXPR accessors.
19507 (create_expression_by_pieces): Likewise. Use build_call_array
19508 to construct the result instead of fold_build3.
19509 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19510 dealing with argument lists.
19511 (init_pre): Remove references to expression_node_pool and
19512 list_node_pool. Init temp_call_expr_obstack instead.
19513 (fini_pre): Remove references to expression_node_pool and
19516 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19517 and walk arguments explicitly instead of as a list.
19519 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19520 (mx_register_decls): Likewise.
19521 (mudflap_register_call): Likewise.
19522 (mudflap_finish_file): Likewise.
19524 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19525 (ipa_callsite_compute_param): Likewise.
19527 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19528 accessors and constructor.
19530 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19531 accessors and constructor.
19532 (convert_tramp_reference): Likewise.
19533 (convert_call_expr): Likewise.
19534 (finalize_nesting_tree_1): Likewise.
19536 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19539 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19541 * tree-inline.c (initialize_inlined_parameters): Pass entire
19542 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19544 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19545 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19547 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19548 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19549 (vectorizable_reduction): Likewise.
19550 (vectorizable_call): Use new CALL_EXPR iterators.
19551 (vectorizable_conversion): Use build_call_expr.
19552 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19553 (vect_gen_widened_results_half): Use build_call_expr.
19554 (vect_setup_realignment): Likewise.
19555 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19557 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19558 (pass_through_call): Likewise.
19559 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19562 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19563 (tree_gen_pow2_profiler): Likewise.
19564 (tree_gen_one_value_profiler): Likewise.
19565 (tree_gen_ic_func_profiler): Likewise.
19566 (tree_gen_average_profiler): Likewise.
19567 (tree_gen_ior_profiler): Likewise.
19569 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19570 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19571 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19573 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19574 of TREE_CODE_LENGTH.
19576 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19577 of TREE_CODE_LENGTH.
19579 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19581 (convert_to_integer): Likewise.
19583 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19586 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19587 Brooks Moses <brooks.moses@codesourcery.com>
19588 Lee Millward <lee.millward@codesourcery.com>
19590 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19592 * config/frv/frv.c (frv_expand_builtin): Likewise.
19593 * config/s390/s390.c (s390_expand_builtin): Likewise.
19595 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19596 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19598 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19599 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19600 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19601 (ix86_expand_store_builtin): Likewise.
19602 (ix86_expand_unop_builtin): Likewise.
19603 (ix86_expand_unop1_builtin): Likewise.
19604 (ix86_expand_sse_compare): Likewise.
19605 (ix86_expand_sse_comi): Likewise.
19606 (ix86_expand_vec_init_builtin): Likewise.
19607 (ix86_expand_vec_ext_builtin): Likewise.
19608 (ix86_expand_vec_set_builtin): Likewise.
19609 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19611 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19612 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19614 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19615 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19616 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19618 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19620 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19621 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19622 arglist. Use new CALL_EXPR accessors. Fix callers.
19623 (altivec_expand_abs_builtin): Likewise.
19624 (rs6000_expand_binop_builtin): Likewise.
19625 (altivec_expand_predicate_builtin): Likewise.
19626 (altivec_expand_lv_builtin): Likewise.
19627 (spe_expand_stv_builtin): Likewise.
19628 (altivec_expand_stv_builtin): Likewise.
19629 (rs6000_expand_ternop_builtin): Likewise.
19630 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19631 (altivec_expand_st_builtin): Likewise.
19632 (altivec_expand_dst_builtin): Likewise.
19633 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19634 arglist. Use new CALL_EXPR accessors. Fix callers.
19635 (altivec_expand_vec_set_builtin): Likewise.
19636 (altivec_expand_vec_ext_builtin): Likewise.
19637 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19638 (spe_expand_builtin): Likewise.
19639 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19640 arglist. Use new CALL_EXPR accessors. Fix callers.
19641 (spe_expand_evsel_builtin): Likewise.
19642 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19643 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19645 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19646 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19647 (arm_expand_unop_builtin): Likewise.
19648 (arm_expand_builtin): Use new CALL_EXPR accessors.
19650 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19653 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19654 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19656 (bfin_expand_unop_builtin): Likewise.
19657 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19659 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19660 Brooks Moses <brooks.moses@codesourcery.com>
19661 Lee Millward <lee.millward@codesourcery.com>
19663 * c-semantics.c (build_stmt): Add internal diagnostic check.
19665 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19666 accessors. Print arguments explicitly instead of as a list.
19668 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19670 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19671 (c_finish_omp_flish): Likewise.
19673 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19674 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19675 instead of TREE_CODE_LENGTH.
19676 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19677 (c_warn_unused_result): Likewise.
19679 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19682 * doc/invoke.texi (Warning Options): Remove
19683 -Werror-implicit-function-declaration.
19684 (Wimplicit-function-declaration): Update description.
19685 * opts.c (common_handle_option): Move handling of -Werror=* to...
19686 (enable_warning_as_error): ...here.
19687 * opts.h (enable_warning_as_error): Declare.
19688 * c-decl.c (implicit_decl_warning): Unless
19689 -Wno-implicit-function-declaration is given, emit a pedwarn if
19690 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19691 * c.opt (Wimplicit-function-declaration): Replace
19692 mesg_implicit_function_declaration with
19693 warn_implicit_function_declaration.
19694 * c-opts.c (c_common_handle_option):
19695 -Werror-implicit-function-declaration is exactly equal as
19696 -Werror=implicit-function-declaration.
19697 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19698 warn_implicit_function_declaration.
19699 (c_common_post_options): -Wimplict-function-declaration is enabled
19700 by default by -std=c99, otherwise is disabled by default.
19701 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19703 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19705 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19706 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19707 former is ignored but not the latter.
19709 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19711 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19712 is made and the reference doesn't use the alias set of its type,
19713 do not create the temporary using that type.
19715 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19717 * jump.c: Remove prototypes for delete_computation and
19718 delete_prior_computation.
19720 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19722 * jump.c (get_label_after): Delete.
19723 (get_label_before, delete_computation, delete_jump,
19724 delete_prior_computation, follow_jumps): Move...
19725 * reorg.c (delete_computation, delete_prior_computation): ... here...
19726 (get_label_before, delete_jump): ... making these static ...
19727 (follow_jumps): ... and simplifying this since it only runs after
19729 * rtl.h (get_label_after, get_label_before, delete_jump,
19730 follow_jumps): Delete prototypes.
19732 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19734 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19736 2007-02-15 Nick Clifton <nickc@redhat.com>
19738 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19739 order to prevent it from being munged by the target.
19741 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19743 * config/i386/i386.md: Remove misleading comment.
19745 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19747 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19748 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19751 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19753 * tree-sra.c (instantiate_missing_elements): Canonicalize
19755 (sra_build_assignment): New.
19756 (generate_copy_inout, generate_element_copy,
19757 generate_element_zero, generate_one_element_init): Use it.
19759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19761 * tree-sra.c (instantiate_missing_elements): Canonicalize
19763 (sra_build_assignment): New.
19764 (generate_copy_inout, generate_element_copy,
19765 generate_element_zero, generate_one_element_init): Use it.
19767 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19769 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19772 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19774 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19775 types as aggregates not scalars.
19776 * function.c (assign_stack_temp_for_type): Likewise.
19778 2007-02-14 Roger Sayle <roger@eyesopen.com>
19779 Zdenek Dvorak <dvorakz@suse.cz>
19781 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19784 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19786 * passes.c (next_pass_1): Clear the next field of the copied
19789 2007-02-14 Richard Henderson <rth@redhat.com>
19791 * tree-sra.c (early_sra): New.
19792 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19793 (tree_sra_early, pass_sra_early): New.
19794 * tree-pass.h (pass_sra_early): Declare.
19795 * passes.c (init_optimization_passes): Use it.
19797 2007-02-14 Richard Guenther <rguenther@suse.de>
19799 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19801 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19803 PR tree-optimization/30771
19804 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19806 (vect_analyze_operations): Induction phis can now be marked as
19808 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19809 Update documentation accordingly.
19811 2007-02-14 Nick Clifton <nickc@redhat.com>
19813 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19814 most 3 arguments are supported.
19815 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19817 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19819 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19820 Ensure dst->current is valid.
19822 2007-02-13 Paul Brook <paul@codesourcery.com>
19824 * config.gcc: Add arm*-*-uclinux-*eabi.
19825 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19826 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19827 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19828 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19829 (LINK_SPEC): Define.
19830 (LIB_SPEC): Define.
19831 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19833 * config/arm/uclinux-eabi.h: New file.
19834 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19835 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19838 2007-02-13 Ian Lance Taylor <iant@google.com>
19840 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19841 * flags.h (warn_strict_overflow): Declare.
19842 (enum warn_strict_overflow_code): Define.
19843 (issue_strict_overflow_warning): New static inline function.
19844 * opts.c (warn_strict_overflow): New variable.
19845 (common_handle_option): Handle OPT_Wstrict_overflow and
19846 OPT_Wstrict_overflow_.
19847 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19849 * fold-const.c: Include intl.h.
19850 (fold_deferring_overflow_warnings): New static variable.
19851 (fold_deferred_overflow_warning): New static variable.
19852 (fold_deferred_overflow_code): New static variable.
19853 (fold_defer_overflow_warnings): New function.
19854 (fold_undefer_overflow_warnings): New function.
19855 (fold_undefer_and_ignore_overflow_warnings): New function.
19856 (fold_deferring_overflow_warnings_p): New function.
19857 (fold_overflow_warning): New static function.
19858 (make_range): Add strict_overflow_p parameter. Change all
19860 (extract_muldiv, extract_muldiv_1): Likewise.
19861 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19862 tree_expr_nonnegative_p.
19863 (fold_negate_expr): Call fold_overflow_warning.
19864 (fold_range_test): Likewise.
19865 (fold_comparison): Likewise.
19866 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19867 instead of tree_expr_nonnegative_p.
19868 (tree_expr_nonnegative_warnv_p): Rename from
19869 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19870 (tree_expr_nonnegative_p): New function.
19871 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19872 strict_overflow_p parameter.
19873 (tree_expr_nonzero_p): New function.
19874 * passes.c (verify_interpass_invariants): New static function.
19875 (execute_one_pass): Call it.
19876 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19878 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19879 (estimate_numbers_of_iterations): Likewise.
19880 (scev_probably_wraps_p): Likewise.
19881 * tree-ssa-ccp.c: Include "toplev.h".
19882 (evaluate_stmt): Defer fold overflow warnings until we know we are
19884 (struct fold_stmt_r_data): Add stmt field.
19885 (fold_stmt_r): Defer fold overflow warnings until we know we
19887 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19888 (fold_stmt_inplace): Likewise.
19889 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19890 (cleanup_control_expr_graph): Defer fold overflow warnings until
19891 we know we are going to optimize.
19892 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19893 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19895 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19896 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19897 * tree-ssa-loop-manip.c (create_iv): Likewise.
19898 * c-typeck.c (build_conditional_expr): Likewise.
19899 (build_binary_op): Likewise.
19900 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19901 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19902 (extract_range_from_unary_expr): Likewise.
19903 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19904 assuming that signed overflow does not occur.
19905 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19906 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19907 (fold_defer_overflow_warnings): Declare.
19908 (fold_undefer_overflow_warnings): Declare.
19909 (fold_undefer_and_ignore_overflow_warnings): Declare.
19910 (fold_deferring_overflow_warnings_p): Declare.
19911 (tree_expr_nonzero_warnv_p): Declare.
19912 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19913 of warning options.
19914 (Warning Options): Document -Wstrict-overflow.
19915 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19916 (tree-ssa-ccp.o): Likewise.
19917 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19918 (fold-const.o): Depend on intl.h.
19920 2007-02-13 Ian Lance Taylor <iant@google.com>
19922 PR middle-end/30751
19923 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19926 2007-02-13 Stuart Hastings <stuart@apple.com>
19928 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19930 2007-02-13 Richard Henderson <rth@redhat.com>
19932 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19933 handled_component_p before looking for the indirect_ref.
19935 2007-02-13 Richard Henderson <rth@redhat.com>
19937 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19938 remove flags clobber.
19939 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19940 (bswaphi_lowpart): New.
19941 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19942 remove TARGET_BSWAP test. Delete expander of the same name.
19944 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19945 (expand_unop): Use them.
19947 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19949 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19950 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19951 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19952 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19953 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19954 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19955 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19956 assembler dialect choice from asm templates.
19958 2007-02-12 Richard Henderson <rth@redhat.com>
19960 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19961 (fixuns_trunc<SSEMODEF>si2): Use it.
19962 * config/i386/sse.md (vec_setv4sf_0): Export.
19963 * config/i386/i386.c (ix86_build_const_vector): Export.
19964 (ix86_split_convert_uns_si_sse): Rename from
19965 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19966 * config/i386/i386-protos.h: Update.
19968 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19971 * c-typeck.c (c_finish_return): Improve warning message.
19973 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19975 * alias.c (find_symbolic_term): Delete unused function.
19977 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19980 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19981 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19983 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19985 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19986 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19987 the function, temporarily point the debug interface to the null one.
19989 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19991 * dwarf2out.c (round_up_to_align): New static function.
19992 (field_byte_offset): Use it to round the offset.
19994 2007-02-12 Richard Henderson <rth@redhat.com>
19996 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19997 (inswl_const): Export.
19999 2007-02-12 Richard Henderson <rth@redhat.com>
20001 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20002 result mode of the libcall, convert back to outmode.
20004 2007-02-12 Roger Sayle <roger@eyesopen.com>
20006 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20007 (bswapdi2): New define_expand to implement 32-bit implementation.
20009 2007-02-12 Nick Clifton <nickc@redhat.com>
20011 * doc/invoke.texi (Overall Options): Document --help=.
20012 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20013 (cc1_options): Pass --help= on to cc1.
20014 (display_help): Add description of --help=.
20015 (process_command): Add code to handle --help=. Allow translated
20016 --help and --target-help switches to be passed on to compiler
20018 (main): Remove unused if statement.
20019 * opts.c (columns): Remove.
20020 (LEFT_COLUMN): Define.
20021 (wrap_help): Add columns argument.
20022 (print_filtered_help): Change parameters to be an include bitmask,
20023 an exclude bitmask, an any bitmask and the column width. Move the
20024 code to display the params list here. Add code to display the
20025 status of options rather than their descriptions if the quiet flag
20027 (print_specific_help): Change parameters to be an include bitmask,
20028 an exclude bitmask and an any bitmask. Move code to look up the
20029 column width here. Decide upon the title for an options listing.
20030 (common_handle_options): Add code to handle --help=. Adapt code
20031 for --help and --target-help to use the revised form of the
20032 print_specific_help function.
20033 (print_help): Delete.
20034 (print_param_help): Delete.
20035 (print_switch): Delete.
20036 * opts.h (cl_lang_count): Add prototype.
20037 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20038 CL_MAX_OPTION_CLASS): New defines.
20039 * optc-gen.awk: Add construction of cl_lang_count.
20040 * c.opt: Add Warning attribute to warning options and Optimization
20041 attribute to optimization options.
20042 * common.opt: Likewise.
20044 Add -fhelp and -ftarget-help as aliases for the transformed --help
20045 and --target-help options.
20046 * opt-functions.awk: Add code to handle Warning and Optimization
20049 2007-02-12 Richard Henderson <rth@redhat.com>
20051 * config/alpha/constraints.md: New file.
20052 * config/alpha/alpha.c: Include tm-constrs.h.
20053 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20054 alpha_extra_constraint): Remove.
20055 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20056 * config/alpha/alpha-protos.h: Update.
20057 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20058 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20059 (EXTRA_CONSTRAINT): Remove.
20060 * config/alpha/alpha.md: Include constraints.md.
20061 (adddi splitter): Use satisfies_constraint_*.
20062 * config/alpha/predicates.md (add_operand): Likewise.
20063 (sext_add_operand, addition_operation): Likewise.
20065 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20067 PR tree-optimization/29145
20068 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20069 in our handling of restrict qualified pointers.
20071 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20074 * doc/invoke.texi (Wunused-value): Update description.
20075 (Wextra): Delete item.
20076 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20077 value of Wunused-value.
20078 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20079 (c_finish_stmt_expr): Don't check extra_warnings.
20080 (emit_side_effect_warnings): The caller is responsible to check
20083 2007-02-11 Roger Sayle <roger@eyesopen.com>
20084 Matt Thomas <matt@3am-software.com>
20086 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20088 2007-02-11 Roger Sayle <roger@eyesopen.com>
20090 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20091 comparisons of POPCOUNT against zero.
20092 (simplify_const_relational_operation): Likewise.
20094 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20096 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20098 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20100 * dwarf2out.c (root_type): Delete unused function.
20102 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20104 * genattrtab.c (contained_in_p): Delete unused function.
20105 (write_expr_attr_cache): Likewise.
20107 2007-02-11 Jan Hubicka <jh@suse.cz>
20109 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20112 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20114 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20115 to add the REG_EQ* note.
20116 * see.c (see_merge_one_use_extension): Likewise.
20117 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20118 turn REG_EQUAL notes into REG_EQUIV notes if the target
20119 register may have more than one set.
20120 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20121 * gcse.c (try_replace_reg): Likewise.
20122 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20123 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20124 more than one REG_EQUIV note.
20125 * reload1.c (gen_reload): Use set_unique_reg_note.
20127 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20129 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20130 (ix86_builtin_conversion): New function.
20132 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20135 * tree.h (DECL_REPLACEABLE_P): New macro.
20136 * except.c (set_nothrow_function_flags): Likewise.
20138 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20139 Ira Rosen <irar@il.ibm.com>
20140 Dorit Nuzman <dorit@il.ibm.com>
20142 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20143 * targhooks.c (default_builtin_vectorized_conversion): New.
20144 * targhooks.h (default_builtin_vectorized_function): New declaration.
20145 * target.h (struct vectorize): Add builtin_conversion field.
20146 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20147 stmt_vec_info_type value.
20148 (vectorizable_conversion): New declaration.
20149 * tree-vect-analyze.c (vect_analyze_operations): Add
20150 vectorizable_conversion call.
20151 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20152 * tree-vect-transform.c (vectorizable_conversion): New function.
20153 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20154 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20156 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20157 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20158 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20159 or ALTIVEC_BUILTIN_VCFSX.
20161 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20164 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20165 CONST_DOUBLE and operand 0 is a hard register.
20166 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20167 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20168 is a hard floating-point register.
20170 2007-02-10 Richard Henderson <rth@redhat.com>
20171 Jakub Jelinek <jakub@redhat.com>
20172 Alexandre Oliva <aoliva@redhat.com>
20174 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20175 * builtin-types.def (BT_WORD): Make unsigned.
20176 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20177 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20178 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20179 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20180 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20181 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20183 * expr.c (emutls_var_address): New.
20184 (expand_expr_real_1): Expand emulated tls.
20185 (expand_expr_addr_expr_1): Likewise.
20186 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20187 * output.h (emutls_finish): Declare.
20188 * toplev.c (compile_file): Call it.
20189 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20190 address before wrapping in CONST.
20191 * varasm.c (emutls_htab, emutls_object_type): New.
20192 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20193 (get_emutls_object_name, get_emutls_object_type): New.
20194 (get_emutls_init_templ_addr, emutls_decl): New.
20195 (emutls_common_1, emutls_finish): New.
20196 (assemble_variable): When emulating tls, swap decls; generate
20197 constructor for the emutls objects.
20198 (do_assemble_alias): When emulating tls, swap decl and target name.
20199 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20201 * varpool.c (decide_is_variable_needed): Look at force_output.
20202 Recurse for emulated tls.
20203 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20204 with decide_is_variable_needed.
20205 * emutls.c: New file.
20206 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20207 tls_object for real tls.
20209 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20211 PR rtl-optimization/29599
20212 * reload1.c (eliminate_regs_in_insn): Take the destination
20213 mode into account when computing the offset.
20215 2007-02-09 Stuart Hastings <stuart@apple.com>
20216 Richard Henderson <rth@redhat.com>
20218 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20219 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20220 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20221 fixuns_truncdfhi2): New.
20222 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20223 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20224 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20225 (floatunssidf2): Allow nonimmediate source.
20226 * config/i386/sse.md (movdi_to_sse): New.
20227 (vec_concatv2di): Drop '*'.
20228 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20229 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20230 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20232 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20233 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20234 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20235 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20236 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20237 ix86_build_const_vector.
20238 (x86_emit_floatuns): Rewrite.
20240 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20242 * genautomata.c (longest_path_length): Delete unused function.
20243 (struct state): Delete unused longest_path_length.
20244 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20245 (get_free_state): Delete unused.
20247 2007-02-09 Jan Hubicka <jh@suse.cz>
20249 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20250 * doc/invoke.texi (inline-unit-growth): Update default value.
20252 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20253 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20254 (rebuild_cgraph_edges): Likewise.
20255 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20256 (dump_cgraph_node): Dump frequencies.
20257 (cgraph_clone_edge): Add frequency scales.
20258 (cgraph_clone_node): Add freuqnecy.
20259 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20260 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20261 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20262 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20263 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20264 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20265 (save_inline_function_body): Likewise.
20266 * ipa-inline.c: inluce rtl.h
20267 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20268 (cgraph_edge_badness): Use frequencies.
20269 (cgraph_decide_recursive_inlining): Update clonning.
20270 (cgraph_decide_inlining_of_small_function): Dump frequency.
20271 * predict.c (estimate_bb_frequencies): Export.
20272 * predict.h (estimate_bb_frequencies): Declare.
20273 * tree-inline.c (copy_bb): Watch overflows.
20274 (expand_call_inline): Update call of cgraph_create_edge.
20275 (optimize_inline_calls): Use TODO flags to update frequnecies.
20276 * passes.h: Include predict.h
20277 (init_optimization_passes): Move profile ahead.
20278 (execute_function_todo): Handle TODO_rebuild_frequencies.
20280 2007-02-09 Roger Sayle <roger@eyesopen.com>
20282 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20283 the insbl or inswl pattern into a register.
20285 2007-02-09 Roger Sayle <roger@eyesopen.com>
20287 * config/ia64/ia64.md (bswapdi2): New define_insn.
20289 2007-02-09 Richard Henderson <rth@redhat.com>
20291 * config/i386/constraints.md (Ym): New constraint.
20292 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20293 (movdi_1_rex64): Split sse and xmm general register moves from
20294 memory move alternatives. Use conditional register constraints.
20295 (movsf_1, movdf_integer): Likewise.
20296 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20297 (movdf_integer_rex64): New.
20298 (pushsf_rex64): Fix output constraints.
20299 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20300 (sse2_stored): Likewise.
20301 (sse2_storeq_rex64): New.
20302 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20303 amd and not generic.
20304 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20305 for optimize_size. Remove SF/DFmode hack.
20307 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20309 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20312 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20313 Richard Sandiford <richard@codesourcery.com>
20315 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20316 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20317 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20318 m68k/t-mlib to tmake_file.
20319 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20320 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20321 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20322 Allow it to be cf or m68k. Set m68k_arch_family. If that
20323 variable is not empty, add t-$m68k_arch_family to tmake_file.
20324 Add t-mlibs to tmake_file.
20325 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20326 * config/m68k/t-cf: New file.
20327 * config/m68k/t-m68k: Likewise.
20328 * config/m68k/t-mlibs: Likewise.
20329 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20330 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20331 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20332 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20333 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20335 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20336 (INSTALL_LIBGCC): Delete.
20337 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20338 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20339 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20340 (M68K_MLIB_CPU): Define.
20341 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20342 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20343 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20345 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20346 Richard Guenther <rguenther@suse.de>
20348 PR middle-end/23361
20349 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20350 against INT_MIN/INT_MAX.
20351 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20352 file if a loop is removed.
20354 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20356 * calls.c (store_one_arg): Pass correct alignment to
20357 emit_push_insn for non-BLKmode values.
20358 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20359 unaligned stack slot via a suitably aligned slot.
20361 2007-02-08 DJ Delorie <dj@redhat.com>
20363 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20365 (legal_subregs): Use unsigned char, make const.
20366 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20368 2007-02-08 Paul Brook <paul@codesourcery.com>
20370 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20371 special interworking needed.
20373 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20375 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20376 conditional to __SSE2__.
20377 (Entries below should have been added to first ChangeLog
20378 entry for amdfam10 dated 2007-02-05)
20379 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20381 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20383 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20386 2007-02-08 DJ Delorie <dj@redhat.com>
20388 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20389 * config/m32c/m32c.c (legal_subregs): New.
20390 (m32c_illegal_subreg_p): New.
20391 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20392 unsupported subregs of hard regs.
20394 2007-02-08 Jan Hubicka <jh@suse.cz>
20396 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20397 the same one; always update histograms.
20399 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20401 * passes.c (init_optimization_passes): Tidy comment.
20403 2007-02-08 Roger Sayle <roger@eyesopen.com>
20405 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20406 strip zero_extend, bswap and rotates from POCOUNT's argument.
20407 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20408 zero_extend and rotates from PARITY's argument.
20409 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20410 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20411 of an integer constant at compile-time.
20413 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20416 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20418 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20421 * tree-ssa-live.c (remove_unused_locals): Do not remove
20422 TREE_ADDRESSABLE variables.
20423 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20424 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20425 FOR_CLOBBER. Update all users.
20426 If VAR has an associated alias set, add a virtual operand for
20427 it if no alias is found to conflict with the memory reference.
20429 2007-02-07 Jan Hubicka <jh@suse.cz>
20430 Robert Kidd <rkidd@crhc.uiuc.edu>
20432 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20434 2007-02-07 Ian Lance Taylor <iant@google.com>
20436 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20438 2007-02-07 Roger Sayle <roger@eyesopen.com>
20440 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20441 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20442 tablejumpdi, movsi_to_cr_one): Remove constraints from
20443 define_expand's match_operands.
20445 2007-02-07 Roger Sayle <roger@eyesopen.com>
20447 * global.c (compute_regsets): Move declatation of "i" inside of
20448 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20450 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20453 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20454 of INDIRECT_REF <RESULT_DECL>.
20456 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20458 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20459 Kaz Kojima <kkojima@gcc.gnu.org>
20462 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20464 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20466 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20468 * doc/loop.texi: Document possibility not to perform disambiguation
20469 of loops with multiple latches.
20470 * cfgloopmanip.c (alp_enum_p): Removed.
20471 (add_loop): Handle subloops. Use get_loop_body_with_size.
20472 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20473 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20474 the new forwarder block.
20475 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20476 Handle the case latch is NULL.
20477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20478 modifications when marking loop exits.
20479 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20481 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20482 disambiguate_loops_with_multiple_latches.
20483 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20484 before fix_loop_structure.
20485 * cfgloop.c: Include pointer-set.h and output.h.
20486 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20487 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20488 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20489 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20490 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20491 disambiguate_multiple_latches, get_loop_body_with_size,
20492 disambiguate_loops_with_multiple_latches): New functions.
20493 (flow_loop_dump): Dump multiple latch edges.
20494 (flow_loop_nodes_find): Handle loops with multiple latches.
20495 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20496 (glb_enum_p): Modified.
20497 (get_loop_body): Use get_loop_body_with_size.
20498 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20499 (AVOID_CFG_MODIFICATIONS): New constant.
20500 (disambiguate_loops_with_multiple_latches, add_loop,
20501 get_loop_body_with_size): Declare.
20502 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20504 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20506 PR inline-asm/28686
20507 * global.c (compute_regsets): New function.
20508 (global_alloc): Refactored ELIMINABLE_REGSET
20509 and NO_GLOBAL_ALLOC_REGS computation out.
20510 (rest_of_handle_global_alloc): Call compute_regsets()
20511 for non-optimizing case.
20513 2007-02-06 Richard Henderson <rth@redhat.com>
20515 * config/i386/constraints.md (Y2): Rename from Y.
20516 (Yi): New constraint.
20517 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20518 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20519 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20520 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20521 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20522 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20523 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20524 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20525 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20526 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20527 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20528 vec_extractv2si_1): Change Y constraints to Y2.
20529 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20530 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20531 Change Y constraints to Y2.
20532 (sse2_loadld): Change Y constraints to x.
20534 2007-02-06 Roger Sayle <roger@eyesopen.com>
20536 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20537 (parity<mode>2): New define_expand using rs6000_emit_parity.
20538 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20539 rs6000_emit_parity): New functions.
20540 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20541 rs6000_emit_parity): Prototype here.
20543 2007-02-06 Ian Lance Taylor <iant@google.com>
20545 * lower-subreg.c (simple_move_operand): Reject CONST.
20546 (resolve_clobber): Call validate_change rather than directly
20547 assigning to XEXP (pat, 0).
20549 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20551 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20552 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20553 (tree-cfg.o): Remove hashtab.h dependency.
20555 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20556 (struct ivopts_data): Change niters to pointer_map_t.
20557 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20558 (niter_for_exit): Create pointer_map on demand. Change for
20560 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20561 (free_loop_data): Destroy data->niters if created and reset field.
20562 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20563 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20565 * tree-ssa-reassoc.c: Include pointer-set.h.
20566 (bb_rank): Change to long *.
20567 (operand_rank): Change to pointer_map_t.
20568 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20569 (insert_operand_rank): Accept long.
20570 (operand_entry_hash, operand_entry_eq): Remove.
20571 (get_rank): Return long. Adjust for changes above.
20572 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20574 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20576 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20577 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20578 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20580 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20581 directly since it cannot be NULL.
20582 (get_vi_for_tree): Rewrite for pointer_map API.
20583 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20584 (init_alias_vars): Create vi_for_tree as pointer_map.
20585 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20587 * tree-cfg.c: Don't include hashtab.h.
20588 (edge_to_cases): Declare as pointer_map.
20589 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20591 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20592 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20593 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20595 (record_switch_edge): Delete.
20596 (get_cases_for_edge): Adjust for pointer_map API, inline
20597 record_switch_edge (rewritten for new API), remove goto.
20599 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20601 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20602 * tree-nested.c: Include pointer-set.h.
20603 (var_map_elt, var_map_eq, var_map_hash): Delete.
20604 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20605 to pointer_map_t's.
20606 (nesting_info_bitmap_obstack): New.
20607 (lookup_field_for_decl): Adjust for pointer_map API.
20608 (lookup_tramp_for_decl): Adjust for pointer_map API.
20609 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20610 (get_local_debug_decl): Adjust for pointer_map API.
20611 (convert_nl_goto_reference): Adjust for pointer_map API.
20612 (convert_nl_goto_receiver): Adjust for pointer_map API.
20613 (create_nesting_tree): Create outside GGC space. Create bitmap on
20614 the new obstack. Create field_map and var_map as pointer_maps.
20615 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20617 (lower_nested_functions): Move root here, no need to NULL it.
20618 Initialize and release the obstack.
20620 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20622 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20623 Remove prototypes and make them non-static.
20624 (struct tree_int_map): Remove.
20625 * tree.h (struct tree_int_map): Move here, turning TO into an
20627 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20629 * tree.h (TREE_COMPLEXITY): Remove.
20630 (struct tree_exp): Remove complexity field.
20631 * tree.c (build1_stat): Don't set it.
20633 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20634 Victor Kaplansky <victork@il.ibm.com>
20636 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20637 (vect_is_simple_reduction): Support reduction with induction as
20638 one of the operands.
20639 (vect_is_simple_iv_evolution): Fix formatting.
20640 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20641 formatting. Don't mark induction phis for vectorization.
20642 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20643 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20644 (vect_get_vec_def_for_operand): Support induction.
20645 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20647 (vectorizable_reduction): Support reduction with induction as one of
20649 (vectorizable_type_demotion): Use def-type of stmt argument rather
20650 than dummy def-type.
20652 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20653 flag_tree_scev_cprop.
20654 * common.opt (tree-scev-cprop): New flag.
20656 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20657 call to vect_get_new_vect_var.
20659 2007-02-06 Ira Rosen <irar@il.ibm.com>
20661 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20662 vectype is not NULL.
20663 (vect_pattern_recog_1): Likewise.
20665 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20667 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20668 (fold_negate_expr): Likewise.
20670 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20673 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20674 even if cv-qualification is the same.
20676 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20678 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20679 __enable_execute_stack on completion.
20681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20683 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20684 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20685 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20686 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20687 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20688 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20689 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20690 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20692 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20694 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20695 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20696 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20697 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20698 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20699 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20700 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20701 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20702 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20703 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20704 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20705 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20706 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20707 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20708 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20709 sqrtextenddfxf2_i387): Added amdfam10_decode.
20711 * config/i386/athlon.md (athlon_idirect_amdfam10,
20712 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20713 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20714 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20715 athlon_ivector_store_amdfam10): New define_insn_reservation.
20716 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20721 * config/i386/athlon.md (athlon_call_amdfam10,
20722 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20723 define_insn_reservation.
20724 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20725 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20726 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20730 * config/i386/athlon.md (athlon_sseld_amdfam10,
20731 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20732 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20736 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20737 define_insn_reservation.
20738 * config/i386/i386.md (sseins): Added sseins to define_attr type
20739 and define_attr unit.
20740 * config/i386/sse.md: Set type attribute to sseins for insertq
20743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20745 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20746 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20747 ssecomi_load_amdfam10, ssecomi_amdfam10,
20748 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20749 define_insn_reservation.
20750 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20754 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20755 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20756 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20757 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20758 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20759 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20760 define_insn_reservation.
20762 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20763 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20764 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20765 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20766 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20770 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20771 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20772 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20773 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20774 athlon_ssemul_load_k8): Added amdfam10.
20776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20778 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20779 (x86_sse_unaligned_move_optimal): New variable.
20781 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20783 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20784 for unaligned vector SSE double/single precision loads for AMDFAM10.
20786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20788 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20789 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20790 Define TARGET_CPU_DEFAULT_amdfam10.
20791 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20792 (processor_type): Add PROCESSOR_AMDFAM10.
20794 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20795 processor_type in config/i386/i386.h.
20796 Enable imul peepholes for TARGET_AMDFAM10.
20798 * config.gcc: Add support for --with-cpu option for amdfam10.
20800 * config/i386/i386.c (amdfam10_cost): New variable.
20801 (m_AMDFAM10): New macro.
20802 (m_ATHLON_K8_AMDFAM10): New macro.
20803 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20804 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20805 x86_promote_QImode, x86_integer_DFmode_moves,
20806 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20807 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20808 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20809 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20810 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20811 Enable/disable for amdfam10.
20812 (override_options): Add amdfam10_cost to processor_target_table.
20813 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20814 processor_alias_table.
20815 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20816 (ix86_adjust_cost): Add code for amdfam10.
20818 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20820 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20821 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20822 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20823 * config/i386/i386.h: Add builtin definition for SSE4A.
20824 * config/i386/i386.md: Add support for ABM instructions
20825 (popcnt and lzcnt).
20826 * config/i386/sse.md: Add support for SSE4A instructions
20827 (movntss, movntsd, extrq, insertq).
20828 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20829 Add -march=amdfam10 flag.
20830 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20831 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20833 * doc/extend.texi: Add documentation for SSE4A builtins.
20835 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20837 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20839 2007-02-05 Richard Guenther <rguenther@suse.de>
20841 * tree-vectorizer.h (vectorizable_function): Add argument type
20842 argument, change return type.
20843 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20844 * tree-vect-transform.c (vectorizable_function): Handle extra
20845 argument, return vectorized function decl.
20846 (build_vectorized_function_call): Remove.
20847 (vectorizable_call): Handle calls with result and argument types
20848 differing. Handle loop vectorization factor correctly.
20849 * targhooks.c (default_builtin_vectorized_function): Adjust for
20851 * targhooks.h (default_builtin_vectorized_function): Likewise.
20852 * target.h (builtin_vectorized_function): Add argument type
20854 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20855 extra argument, allow vectorizing of lrintf.
20856 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20857 documentation of target hook.
20859 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20862 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20863 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20864 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20866 2007-02-05 Roger Sayle <roger@eyesopen.com>
20868 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20869 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20870 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20871 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20872 before canonicalizing sincos to cexpi.
20873 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20875 2007-02-05 Roger Sayle <roger@eyesopen.com>
20877 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20878 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20879 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20881 2007-02-05 Roger Sayle <roger@eyesopen.com>
20883 * mips-tfile.c (initialize_init_file): Correct endianness test.
20885 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20887 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20888 the 'y' constraint.
20890 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20892 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20893 saves in a PARALLEL before the register assignments.
20895 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20897 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20898 DWARF_FRAME_RETURN_COLUMN to be a general register.
20899 * dwarf2out.c (init_return_column_size): New function, split from...
20900 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20901 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20902 to be nongeneral registers.
20903 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20905 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20906 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20908 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20910 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20912 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20914 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20915 (remove_path): Use can_remove_branch_p and remove_branch instead
20916 of loop_delete_branch_edge.
20917 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20918 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20919 Update profile using scale_dominated_blocks_in_loop.
20920 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20921 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20922 (can_remove_branch_p, remove_branch): Declare.
20923 * tree-cfg.c (tree_can_remove_branch_p): New function.
20924 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20925 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20926 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20928 2007-02-05 Jan Hubicka <jh@suse.cz>
20930 PR middle-end/30696
20931 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20932 nodes in cgraph, don't remove offline copy of the function.
20934 2007-02-04 Jan Hubicka <jh@suse.cz>
20936 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20937 vectors might cause maybe_lookup_element_for_expr to be called
20938 on non-sra-candidate.
20940 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20942 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20943 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20944 spelling conventions.
20946 2007-02-04 Richard Guenther <rguenther@suse.de>
20948 PR middle-end/30636
20949 * fold-const.c (try_move_mult_to_index): Make sure to not
20950 overflow one dimension of a multi-dimensional array access.
20952 2007-02-04 Jan Hubicka <jh@suse.cz>
20954 * passes.c (init_optimization_passes): Reindent.
20956 2007-02-04 Jan Hubicka <jh@suse.cz>
20957 Eric Botcazou <ebotcazou@adacore.com>
20959 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20960 (execute_fixup_cfg): Break out the abnormal goto code.
20961 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20962 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20963 (optimize_inline_calls): Call make_nonlocal_label_edges.
20965 2007-02-04 Jan Hubicka <jh@suse.cz>
20967 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20968 true when something was changed.
20969 (rename_ssa_copies): When something was changed, do
20970 TODO_remove_unused_locals.
20971 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20972 add TODO_remove_unused_locals when instruction was removed.
20974 2007-02-04 Jan Hubicka <jh@suse.cz>
20976 * ipa-inline.c (try_inline): Improve debug output; work on already
20978 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20979 call try_inline for already inlined edges too when flattening;
20980 inline also functions that make callee growth but overall unit size
20983 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20985 * config/m32c/bitops.md, config/m32c/jump.md,
20986 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20987 config/m32r/m32r.h, config/m32r/m32r.md,
20988 config/m32r/predicates.md, config/m68hc11/larith.asm,
20989 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20990 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20991 config/mips/mips-protos.h, config/mips/mips.c,
20992 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20993 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20994 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20995 spelling conventions.
20997 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20998 Follow spelling conventions.
21000 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21002 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21003 warn about C++0x compatibility.
21005 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21007 * config/h8300/h8300.c, config/h8300/h8300.h,
21008 config/h8300/h8300.md: Follow spelling conventions.
21010 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21012 PR middle-end/30667
21013 * combine.c (try_combine): Do not substitute source operand
21014 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21016 2007-02-03 Jan Hubicka <jh@suse.cz>
21018 PR gcov-profile/30650
21019 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21020 do not divide by zero for never executed counters.
21021 (tree_find_values_to_profile): Fix counters.
21022 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21024 2007-02-03 Ian Lance Taylor <iant@google.com>
21026 * lower-subreg.c (simple_move_operand): New static function,
21027 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21029 (simple_move): Call simple_move_operand.
21030 (find_decomposable_subregs): Add special handling of MEMs.
21031 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21032 meaning of return value. If we see a hard register, test whether
21033 it can store a word_mode value. Change all callers.
21035 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21037 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21038 ftrapv insns and expanders.
21039 (subdi3): Change define_expand operand 1 to arith11_operand, and
21040 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21041 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21042 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21045 PR middle-end/30174
21046 * varasm.c (notice_global_symbol): Treat global objects as weak when
21047 flag_shlib is true.
21049 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21051 * emit-rtl.c (dconstpi): Delete.
21052 (dconstsqrt2): New.
21053 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21054 * real.h (dconstpi): Delete.
21055 (dconstsqrt2): New.
21056 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21057 (fold_builtin_hypot): Likewise.
21059 2007-02-03 Tom Tromey <tromey@redhat.com>
21062 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21063 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21065 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21067 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21068 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21069 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21070 config/rs6000/cell.md, config/rs6000/darwin.h,
21071 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21072 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21073 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21074 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21075 typos. Follow spelling conventions.
21076 * doc/invoke.texi: Follow spelling conventions.
21078 2007-02-03 Roger Sayle <roger@eyesopen.com>
21080 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21081 canonicalization transformations that attempt to simplify integer
21082 constant comparisons to become comparisons against zero.
21084 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21086 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21088 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21089 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21091 2007-02-02 Mike Stump <mrs@apple.com>
21093 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21094 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21095 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21096 generate a branch island.
21098 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21100 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21101 (xtensa_legitimate_address_p): New.
21102 (xtensa_legitimize_address): New.
21103 (xtensa_output_addr_const_extra): New.
21104 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21106 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21107 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21108 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21109 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21110 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21111 (xtensa_legitimize_address): New.
21112 (xtensa_output_addr_const_extra): New.
21114 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21116 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21118 2007-02-02 Ian Lance Taylor <iant@google.com>
21120 * expmed.c (expand_divmod): Add comment.
21122 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21124 * emit-rtl.c (renumber_insns): Remove.
21125 * flags.h: Remove the extern for flag_renumber_insns.
21126 * rtl.h: Remove the prototype for renumber_insns.
21127 * toplev.c (flag_renumber_insns): Remove.
21129 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21131 Revert for x86 darwin:
21132 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21134 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21135 code before the following patch under TARGET_MACHO.
21136 (ix86_function_value_regno_p): Likewise.
21138 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21140 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21143 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21146 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21147 loads to general or fp registers. Add comments.
21148 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21150 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21152 * pointer-set.c (insert_aux): Only return insertion slot.
21153 (pointer_set_insert): Adjust.
21154 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21155 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21156 pointer_map_traverse): New.
21157 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21158 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21159 pointer_map_contains, pointer_map_traverse): Declare.
21161 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21163 PR middle-end/30473
21164 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21165 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21167 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21169 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21171 (struct _dep): New type.
21172 (dep_t): New typedef.
21173 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21174 (DEP_STATUS): New access macro. The macro with the same name was
21175 renamed to DEP_LINK_STATUS.
21176 (dep_init): Declare function
21178 (struct _dep_link): New type.
21179 (dep_link_t): New typedef.
21180 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21181 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21182 (DEP_LINK_STATUS): New macro.
21183 (debug_dep_links): New debug function.
21185 (struct _deps_list): New type.
21186 (deps_list_t): New typedef.
21187 (DEPS_LIST_FIRST): New access macro.
21188 (FOR_EACH_DEP_LINK): New cycle macro.
21189 (create_deps_list, free_deps_list, delete_deps_list): Declare
21191 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21192 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21193 (copy_deps_list_change_con): Ditto.
21195 (move_dep_link): Declare function.
21197 (struct _dep_node): New type.
21198 (dep_node_t): New typedef.
21199 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21201 (struct haifa_insn_data.back_deps): New field to hold backward
21202 dependencies of the insn.
21203 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21205 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21206 Change its type to deps_list_t.
21207 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21208 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21209 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21211 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21213 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21215 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21217 (dep_cost): Declare.
21219 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21220 (ds_to_dk, dk_to_ds): New functions.
21222 (init_dep_1): New static function.
21223 (init_dep): New function.
21224 (copy_dep): New static function.
21226 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21228 (detach_dep_link): New static function.
21229 (move_dep_link): New function.
21231 (dep_links_consistent_p, dump_dep_links): New static functions.
21232 (debug_dep_links): New debugging function.
21234 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21236 (alloc_deps_list, init_deps_list): New static functions.
21237 (create_deps_list): New function.
21238 (clear_deps_list): New static function.
21239 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21240 (deps_list_consistent_p, dump_deps_list): New static functions.
21241 (debug_deps_list): New function.
21242 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21244 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21246 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21247 use new scheduler dependencies lists.
21248 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21249 (sched_analyze): Ditto. Initialize dependencies lists.
21250 (add_forw_dep, compute_forward_dependences): Update to use new
21251 scheduler dependencies lists.
21253 (init_dependency_caches): Init deps_obstack.
21254 (free_dependency_caches): Free deps_obstack.
21256 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21257 new scheduler dependencies lists.
21258 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21259 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21261 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21262 Update to use new scheduler dependencies lists.
21263 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21264 (debug_dependencies): Ditto.
21265 (schedule_region): Update comments.
21267 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21268 scheduler dependencies lists.
21269 (schedule_ebb): Update comments.
21271 * rtl.def (DEPS_LIST): Remove.
21273 * lists.c (unused_deps_list): Remove.
21274 (free_list): Update assertions.
21276 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21277 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21279 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21280 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21282 * haifa-sched.c (comments): Update.
21283 (insn_cost1): Remove. Inline the code into insn_cost ().
21284 (insn_cost): Update to use new scheduler dependencies lists. Move
21285 processing of the dependency cost to dep_cost ().
21286 (dep_cost): New function. Use it instead of insn_cost () when
21287 evaluating cost of the dependency. Use compatible interface to
21288 interact with the target.
21289 (priority): Update to use new scheduler dependencies lists.
21290 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21291 with greater number of insns that depend on the insn.
21292 (schedule_insn): Update to use new scheduler dependencies lists. Add
21293 code to free backward dependencies lists. Inline and optimize code
21294 from resolve_dep () - see PR28071.
21295 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21296 lists. Update call to targetm.sched.is_costly_dependence hook.
21298 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21299 scheduler dependencies lists.
21301 (resolve_dep): Remove. Move the logic to schedule_insn ().
21302 (init_h_i_d): Initialize dependencies lists.
21304 (process_insn_depend_be_in_spec): Rename to
21305 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21306 dependencies lists.
21307 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21308 Update to use new scheduler dependencies lists.
21309 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21311 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21312 new scheduler dependencies lists.
21313 (build_intra_loop_deps): Ditto.
21315 * target.h (struct _dep): Declare to use in
21316 gcc_target.sched.is_costly_dependence.
21317 (struct gcc_target.sched.adjust_cost): Fix typo.
21318 (struct gcc_target.sched.is_costly_dependence): Change signature to
21319 use single dep_t parameter instead of an equivalent triad.
21320 (struct gcc_target.sched.adjust_cost_2): Remove.
21322 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21324 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21326 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21328 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21330 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21331 (REG_DEP_TRUE): Document.
21333 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21334 Change signature to correspond to the targetm.sched.adjust_cost hook.
21335 Update use in TARGET_SCHED_ADJUST_COST_2.
21336 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21337 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21338 new scheduler dependencies lists.
21339 (ia64_gen_check): Ditto.
21341 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21342 scheduler dependencies lists.
21344 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21345 signature to correspond to the targetm.sched.is_costly_dependence hook.
21346 (is_costly_group): Update to use new scheduler dependencies lists.
21348 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21349 instead of INSN_COST () macro.
21351 2007-02-01 Ian Lance Taylor <iant@google.com>
21353 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21355 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21357 * pa.md (tp_load): Correct mfctl instruction syntax.
21359 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21361 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21362 altivec_padding_size calculation on AIX. Improve comment, add
21363 assert to verify that it's right.
21365 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21368 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21370 PR inline-asm/28686
21371 * global.c (global_alloc): Add mising initialization of
21374 2007-02-01 Roger Sayle <roger@eyesopen.com>
21376 * alias.c (init_alias_analysis): Correct whitespace.
21377 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21378 partition_hot_cold_basic_blocks): Likewise.
21379 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21380 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21381 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21382 fold_builtin_snprintf_chk, fold_builtin_printf,
21383 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21384 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21385 * cfgcleanup.c (cleanup_cfg): Likewise.
21386 * cfgexpand.c (tree_expand_cfg): Likewise.
21387 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21388 * function.c (get_next_funcdef_no): Likewise.
21389 * gengtype.c (main): Likewise.
21390 * genmodes.c (main): Likewise.
21391 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21392 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21393 * ifcvt.c (noce_emit_move_insn): Likewise.
21394 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21396 * stor-layout.c (get_best_mode): Likewise.
21397 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21398 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21399 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21400 perform_var_substitution, solve_graph): Likewise.
21401 * tree-vrp.c (vrp_finalize): Likewise.
21403 2007-02-01 Ian Lance Taylor <iant@google.com>
21405 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21406 high part of a paradoxical subreg, return a constant zero.
21408 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21410 * toplev.c (lang_dependent_init): Call init_set_costs.
21411 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21413 2007-02-01 Richard Guenther <rguenther@suse.de>
21415 PR middle-end/30656
21416 * fold-const.c (fold_negate_expr): Allow negating a
21417 constant if overflow does not change.
21419 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21421 * doc/c-tree.texi (Expression trees): Improve markup.
21422 * doc/tm.texi (Register Classes, Addressing Modes)
21423 (Floating Point): Fix spacing after abbreviations. Fix some
21426 2007-02-01 Ben Elliston <bje@au.ibm.com>
21428 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21429 * doc/contrib.texi: Likewise.
21430 * doc/install.texi: Likewise.
21432 2007-01-31 Richard Henderson <rth@redhat.com>
21433 Ian Lance Taylor <iant@google.com>
21435 * lower-subreg.c: New file.
21436 * rtl.def (CONCATN): Define.
21437 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21438 pass_lower_subreg2.
21439 * emit-rtl.c (update_reg_offset): New static function, broken out
21440 of gen_rtx_REG_offset.
21441 (gen_rtx_REG_offset): Call update_reg_offset.
21442 (gen_reg_rtx_offset): New function.
21443 * regclass.c: Revert patch of 2006-03-05, restoring
21445 (clear_reg_info_regno): New function.
21446 * dwarf2out.c (concatn_loc_descriptor): New static function.
21447 (loc_descriptor): Handle CONCATN.
21448 * common.opt (fsplit_wide_types): New option.
21449 * opts.c (decode_options): Set flag_split_wide_types when
21451 * timevar.def (TV_LOWER_SUBREG): Define.
21452 * rtl.h (gen_reg_rtx_offset): Declare.
21453 (reg_scan_update): Declare.
21454 * regs.h (clear_reg_info_regno): Declare.
21455 * tree-pass.h (pass_lower_subreg): Declare.
21456 (pass_lower_subreg2): Declare.
21457 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21458 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21459 -fsplit-wide-types.
21460 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21461 * Makefile.in (OBJS-common): Add lower-subreg.o.
21462 (lower-subreg.o): New target.
21464 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21466 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21468 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21471 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21473 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21475 PR middle-end/29335
21476 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21478 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21480 * cfgloop.h: Include vec-prim.h.
21481 (enum li_flags): Remove LI_ONLY_OLD.
21482 (loop_iterator): Changed.
21483 (fel_next, fel_init): Iterate over loop tree.
21484 (FOR_EACH_LOOP_BREAK): New macro.
21485 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21487 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21488 * modulo-sched.c (sms_schedule): Ditto.
21489 * tree-vectorizer.c (vectorize_loops): Ditto.
21490 * doc/loop.texi: Update information on loop numbering and behavior of
21491 FOR_EACH_LOOP wrto new loops.
21492 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21493 add_to_evolution_1): Test nestedness of loops instead of comparing
21495 * tree-chrec.c (chrec_fold_plus_poly_poly,
21496 chrec_fold_multiply_poly_poly, chrec_evaluate,
21497 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21498 reset_evolution_in_loop): Ditto.
21499 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21501 2007-01-31 Dirk Mueller <dmueller@suse.de>
21503 * c-common.c (warn_about_parentheses): Separate warning about
21504 un-parenthized sequence of comparison operators from the one
21505 which is supposed to warn about x <= y <= z.
21507 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21509 * optabs.h (enum optab_index): Add new OTI_isinf.
21510 (isinf_optab): Define corresponding macro.
21511 * optabs.c (init_optabs): Initialize isinf_optab.
21512 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21514 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21515 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21517 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21518 expand_builtin_interclass_mathfn.
21519 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21520 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21521 (fxam<mode>2_i387): New insn pattern.
21522 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21523 built-in functions as x87 inline asm.
21525 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21527 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21529 2007-01-30 Eric Christopher <echristo@apple.com>
21531 * config.gcc: Add geode.
21533 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21535 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21536 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21537 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21538 value-prof.c: Fix comment typos.
21540 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21543 * doc/invoke.texi (Wpointer-arith): Document warning.
21545 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21547 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21548 the list of discrepancies from the draft TR.
21550 2007-01-30 Dirk Mueller <dmueller@suse.de>
21553 * doc/invoke.texi (-Wreturn-type): Update description to
21554 match new behavior.
21556 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21558 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21560 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21562 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21563 to handle optabs that operate on floating point input argument and
21564 output to integer output.
21565 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21566 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21567 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21568 expand_builtin_interclass_mathfn ().
21569 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21570 (ilogbsi2): Remove.
21571 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21572 ilogbl built-in functions as x87 intrinsics.
21574 2007-01-30 Richard Guenther <rguenther@suse.de>
21576 PR middle-end/27657
21577 * dwarf2out.c (reference_to_unused): Query varpool if the
21578 variable was output.
21580 2007-01-30 Richard Guenther <rguenther@suse.de>
21582 PR middle-end/30313
21583 * passes.c (execute_one_pass): Reset in_gimple_form to not
21584 confuse non-unit-at-a-time mode.
21586 2007-01-29 Roger Sayle <roger@eyesopen.com>
21587 Richard Guenther <rguenther@suse.de>
21589 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21590 avoid undefined behaviour on overflow. Use force_fit_type_double
21591 to construct the constant with the specified TREE_OVERFLOW.
21593 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21595 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21596 * config/dfp-bit.h: Ditto.
21598 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21600 * c-decl.c (pop_scope): Replace warnings with call to
21601 warn_for_unused_label.
21602 * c-common.h (warn_for_unused_label): Declare.
21603 * c-common.c (warn_for_unused_label): Define.
21605 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21607 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21610 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21612 * Makefile.in (USER_H): Remove decfloat.h.
21613 * ginclude/decfloat.h: Delete, moving contents to ...
21614 * ginclude/float.h: Add support for decimal floating point,
21615 guarded by __STDC_WANT_DEC_FP__.
21617 2007-01-29 Mike Stump <mrs@apple.com>
21619 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21620 Analysis and Representation to resolve case insensitive conflict.
21621 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21623 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21625 * tree.h (struct tree_memory_tag): Add aliases member.
21626 (MTAG_ALIASES): New macro.
21627 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21628 (add_may_alias): Remove pointer-set. Update for may_aliases being
21630 (mark_aliases_call_clobbered): Update for may_aliases being a
21632 (compute_tag_properties): Ditto.
21633 (create_partition_for): Ditto.
21634 (compute_memory_partitions): Ditto.
21635 (dump_may_aliases_for): Ditto.
21636 (is_aliased_with): Ditto.
21637 (add_may_alias_for_new_tag): Ditto.
21638 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21639 (compute_is_aliased): New function.
21640 (compute_may_aliases): Call compute_is_aliased).
21641 (init_alias_info): Initialize alias_bitmap_obstack.
21642 (union_alias_set_into): New function.
21643 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21644 (have_common_aliases_p): Rewrite to take two bitmaps and use
21646 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21647 Update for bitmaps.
21648 (finalize_ref_all_pointers): Update for add_may_alias changes.
21649 (new_type_alias): Ditto.
21650 * tree-flow-inline.h (may_aliases): Return a bitmap.
21651 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21652 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21653 may_aliases being a bitmap.
21654 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21655 may_aliases now returns a bitmap.
21656 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21658 * tree-ssa-operands.c (add_virtual_operand): Update for
21659 may_aliases being a bitmap.
21661 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21663 PR tree-optimization/30630
21664 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21665 variable as changed.
21667 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21670 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21671 expanded only once even if an error occurs.
21673 2007-01-29 Ben Elliston <bje@au.ibm.com>
21675 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21676 (__gcov_average_profiler): Likewise.
21677 (__gcov_ior_profiler): Likewise.
21678 (__gcov_merge_ior): Likewise.
21680 2007-01-28 Jan Hubicka <jh@suse.cz>
21682 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21683 * value-prof.c (stringop_block_profile): Likewise.
21685 2007-01-28 Jan Hubicka <jh@suse.cz>
21687 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21688 Add variant handling histograms; add wrapper.
21689 (clear_storage_via_libcall): Export.
21690 (emit_block_move_hints): Break out from ...; add histograms.
21691 (emit_block_move): ... this one.
21692 (clear_storage_hints): Break out from ...; add histograms.
21693 (clear_storage): ... this one.
21694 (set_storage_via_memset): Handle histogram.
21695 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21696 (clear_storage_hints, clear_storage_via_libcall): Declare.
21697 (set_storage_via_setmem): Update prototype.
21698 * doc/md.texi (movmem, setmem): Document new arguments.
21700 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21701 Add new histograms.
21702 (stringop_block_profile): New global function.
21703 (tree_stringops_values_to_profile): Profile block size and alignment.
21704 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21706 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21707 (stringop_block_profile): Declare.
21708 * builtins.c: Include value-prof.h.
21709 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21710 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21711 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21712 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21713 * profile.c (instrument_values): Add new counters.
21714 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21716 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21717 (tree_init_edge_profiler): Build new profilers.
21718 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21719 (pass_tree_profile): Add dump.
21720 (tree_profile_hooks): Update.
21721 * Makefile.in (LIBGCOV): Add new constants.
21722 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21723 __gcov_ior_profiler): New.
21724 * i386.md (movmem/setmem expanders): Add new optional arguments.
21726 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21728 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21730 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21732 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21733 (tree_unswitch_single_loop): Pass eni_size_weights to
21734 tree_num_loop_insns.
21735 * tree-ssa-loop-manip.c: Include tree-inline.h.
21736 (can_unroll_loop_p): Pass eni_size_weights to
21737 tree_num_loop_insns.
21738 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21739 Pass eni_size_weights to estimate_num_insns.
21740 * tree.h (init_inline_once): Export.
21741 * toplev.c (backend_init): Call init_inline_once.
21742 * cgraphunit.c (cgraph_process_new_functions,
21743 cgraph_analyze_function): Pass eni_inlining_weights to
21744 estimate_num_insns.
21745 * ipa-inline.c (compute_inline_parameters): Ditto.
21746 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21747 to estimate_num_insns.
21748 (try_unroll_loop_completely): Pass eni_size_weights to
21749 tree_num_loop_insns.
21750 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21751 ot estimate_num_insns.
21752 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21753 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21754 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21755 eni_time_weights): New variables.
21756 (init_inline_once): Initialize them.
21757 (struct eni_data): Mew.
21758 (estimate_num_insns_1, estimate_num_insns): Use weights.
21759 * tree-inline.h (struct eni_weights_d): New.
21760 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21761 (estimate_num_insns): Declaration changed.
21762 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21763 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21764 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21766 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21768 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21769 relations in the conflict function is valid.
21771 2007-01-27 Ian Lance Taylor <iant@google.com>
21773 * common.opt: Add fstrict-overflow.
21774 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21775 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21776 (TYPE_OVERFLOW_UNDEFINED): Define.
21777 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21779 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21780 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21781 (fold_negate_expr): Likewise.
21782 (make_range): Likewise.
21783 (extract_muldiv_1): Likewise.
21784 (maybe_canonicalize_comparison): Likewise.
21785 (fold_comparison): Likewise.
21786 (fold_binary): Likewise.
21787 (tree_expr_nonnegative_p): Likewise.
21788 (tree_expr_nonzero_p): Likewise.
21789 * tree-vrp.c (compare_values): Likewise.
21790 (extract_range_from_binary_expr): Likewise.
21791 (extract_range_from_unary_expr): Likewise.
21792 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21794 (nowrap_type_p): Likewise.
21795 * tree-scalar-evolution.c (simple_iv): Likewise.
21796 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21797 (build_range_check): Likewise.
21798 (extract_muldiv_1): Likewise.
21799 (fold_comparison): Likewise.
21800 * tree-vrp.c (vrp_int_const_binop): Likewise.
21801 (extract_range_from_unary_expr): Likewise.
21802 * convert.c (convert_to_integer): Likewise.
21803 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21804 (fold_comparison): Likewise.
21805 (fold_binary): Likewise.
21806 * optabs.c (optab_for_tree_code): Likewise.
21807 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21808 * simplify-rtx.c (simplify_const_relational_operation): Check
21809 flag_strict_overflow and flag_trapv.
21810 (simplify_const_relational_operation): Likewise.
21811 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21812 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21815 2007-01-27 Roger Sayle <roger@eyesopen.com>
21817 * tree.c (tree_fold_gcd): Delete.
21818 * tree.h (tree_fold_gcd): Remove prototype.
21819 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21820 test whether one constant integer is a multiple of another. Instead
21821 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21822 * fold-const.c (multiple_of_p): We've determined both TOP and
21823 BOTTOM are integer constants so we can call int_const_binop directly
21824 instead of the more generic const_binop.
21826 2007-01-27 Roger Sayle <roger@eyesopen.com>
21828 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21829 1*X check that the constant hasn't overflowed, to preserve the
21831 (round_up): Provide an efficient implementation when rouding-up an
21832 INTEGER_CST to a power-of-two.
21834 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21836 * doc/sourcebuild.texi: Add comma for clarity.
21837 * doc/extend.texi: Fix some typos.
21838 * doc/passes.texi: Likewise.
21839 * doc/cppinternals.texi: Likewise.
21840 * doc/c-tree.texi: Likewise.
21841 * doc/tree-ssa.texi: Likewise.
21842 * doc/install.texi: Likewise.
21844 2007-01-27 Jan Hubicka <jh@suse.cz>
21846 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21847 (pass_sra): Do not require alias information.
21848 * passes.c (init_optimization_passes): Add SRA
21850 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21852 * tracer.c (rest_of_handle_tracer): We already cleaned
21853 up the CFG in tracer() so don't do it here again.
21854 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21855 cleanup_cfg here, either. And don't call renumber_insns.
21857 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21858 and BB_HEAD are in the insn stream here. Instead make sure
21859 that BB_INSN is valid on all insns. Also, do check here that
21860 there are no pending branch predictions...
21861 (rtl_verify_flow_info): ...instead of doing it here. Checks
21862 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21865 2007-01-26 Roger Sayle <roger@eyesopen.com>
21867 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21868 function to simplify/factorize operand order canonicalization.
21869 (ix86_fixup_binary_operands): Reorganize using the above function.
21870 (ix86_binary_operator_ok): Likewise.
21872 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21874 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21875 file scope from optimize_attrs.
21876 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21878 (optimize_attrs): Clear insn_code_values after freeing it.
21880 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21882 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21883 a parts.base assignment.
21885 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21887 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21888 (compute_subscript_distance, initialize_data_dependence_relation,
21889 finalize_ddr_dependent, analyze_ziv_subscript,
21890 analyze_siv_subscript_cst_affine,
21891 compute_overlap_steps_for_affine_univar,
21892 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21893 analyze_siv_subscript, analyze_miv_subscript,
21894 analyze_overlapping_iterations, subscript_dependence_tester_1,
21895 compute_self_dependence, free_dependence_relation): Work
21896 with affine_fn instead of chrecs.
21897 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21898 common_affine_function, affine_function_base,
21899 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21900 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21901 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21902 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21903 (all_chrecs_equal_p): Removed.
21904 * tree-data-ref.h (affine_fn, conflict_function): New types.
21905 (struct subscript): Change type of conflicting_iterations_in_a
21906 and conflicting_iterations_in_b.
21908 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21911 * config/pa/pa.h (TARGET_HPUX_11): New.
21912 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21913 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21915 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21916 Richard Guenther <rguenther@suse.de>
21918 * tree-ssa-structalias.c (solve_graph): Handle case
21919 we merged the variable to another.
21921 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21923 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21926 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21927 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21929 2007-01-25 DJ Delorie <dj@redhat.com>
21931 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21932 allow changes to modes which don't fit in those registers.
21934 * reload1.c (choose_reload_regs): Check for invalid subregs before
21935 computing their locations, not after.
21937 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21940 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21941 save Altivec registers in an eh_return function.
21942 (compute_vrsave_mask): Likewise.
21943 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21944 for saving Altivec registers.
21945 (rs6000_emit_prologue): Don't allocate stack twice in
21946 eh_return function. Correct expected value of altivec_save_offset
21947 when using save_world. Describe save of R0 to stack when using
21948 save_world. Describe stack pointer adjustment when using
21949 save_world. Remove duplicated eh_return parameter register saving.
21950 Update sp_offset variable after save_world.
21951 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21953 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21954 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21957 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21959 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21961 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21964 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21965 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21967 2007-01-25 Richard Guenther <rguenther@suse.de>
21969 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21970 * common.opt (-Wcoverage-mismatch): New warning option.
21971 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21972 if -Wcoverage-mismatch is given.
21974 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21976 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21977 (ipcp_driver): Change to static definition.
21978 Add dumping of the ifunctions.
21979 (constant_val_insert): Remove unused parameter. Support for SSA.
21980 (ipcp_propagate_const): Support for SSA.
21981 (ipcp_profile_bb_print): Print only analyzed nodes.
21982 (ipcp_replace_map_create): Remove support for Fortran constant
21984 * ipa-prop.c (ipa_method_modify_stmt,
21985 ipa_callsite_compute_param): Support for SSA.
21986 * ipa-prop.h (ipcp_driver): Remove declaration.
21987 (IS_VALID_TREE_MAP_INDEX): Add define.
21989 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21991 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21993 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21995 PR middle-end/30447
21996 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21997 constant argument to cabs and do it without checking for
21998 -funsafe-math-optimizations.
22000 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22002 * c-common.h (RID_FIRST_CXX0X): New.
22003 (RID_LAST_CXX0X): New.
22004 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22006 * c.opt (Wc++0x-compat): New.
22007 * doc/invoke.texi (-Wc++0x-compat): Document.
22009 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22011 * builtins.c (fold_builtin_carg): New.
22012 (fold_builtin_1): Use it.
22014 2007-01-24 Jan Hubicka <jh@suse.cz>
22016 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22018 * ipa-inline.c (initial_insns, max_insns): Delete.
22019 (compute_max_insns): New function.
22020 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22021 amount of insns as base for code growth.
22022 (cgraph_decide_inlining): Make initial_insns local; do not compute
22024 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22025 * doc/invoke.texi (inline-unit-growth): Update docs.
22027 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22029 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22030 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22031 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22032 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22033 for CPUs that have PTA_CX16 set.
22035 PR middle-end/27416
22036 * gimplify.c (omp_check_private): New function.
22037 (gimplify_scan_omp_clauses): Use it for
22038 firstprivate/lastprivate/reduction.
22040 PR middle-end/30494
22041 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22042 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22044 PR middle-end/30421
22045 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22046 If lower_lastprivate_clauses emits some statements, append them
22047 to dlist rather than body_p and to body_p append an initializer.
22048 (lower_omp_for): Adjust caller.
22050 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22052 * target.h (globalize_decl_name): New.
22053 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22054 * output.h (default_globalize_decl_name): New.
22055 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22057 (globalize_decl): Ditto.
22058 (default_globalize_decl_name): New.
22059 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22060 (ia64_handle_version_id_attribute): New.
22061 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22062 (ia64_asm_output_external): Use globalize_decl_name instead
22063 of globalize_label.
22064 * doc/extend.texi (version_id): New pragma.
22065 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22067 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22069 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22070 _uleb128_t and _Unwind_SWord with _sleb128_t.
22071 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22072 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22074 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22075 * unwind-pe.h (read_uleb128, read_sleb128,
22076 read_encoded_value_with_base): Likewise.
22077 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22079 2007-01-24 Richard Guenther <rguenther@suse.de>
22081 * builtins.c (expand_builtin_cexpi): Get the fndecl
22082 for cexp in the correct way.
22084 2007-01-24 Jan Hubicka <jh@suse.cz>
22086 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22089 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22091 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22092 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22093 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22094 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22095 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22096 __SIZEOF_PTRDIFF_T__.
22097 * doc/cpp.texi: Documentation for the new builtin macros added.
22099 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22101 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22102 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22103 instead of operands[2] to avoid access past the end of array.
22105 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22107 * reload1.c (emit_reload_insns): Pass the reload register
22108 for a non-spill output reload through forget_old_reloads_1.
22110 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22112 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22113 _SOFT_DOUBLE if doubles use software floating-point.
22114 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22115 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22116 * config/rs6000/darwin-ldouble.c: Also compile functions for
22117 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22118 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22119 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22120 commented-out long double override.
22121 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22122 * config/rs6000/eabispe.h: Likewise.
22123 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22124 long double for non-SPE.
22125 (rs6000_handle_option): Likewise.
22126 (invalid_e500_subreg): Disallow more subregs involding DImode,
22127 DFmode, TImode or TFmode.
22128 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22130 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22132 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22133 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22135 (rs6000_legitimate_address): Also check for TFmode for E500
22137 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22138 (spe_build_register_parallel): Handle TFmode and TCmode.
22139 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22141 (function_arg): Handle TFmode and TCmode for E500 double.
22142 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22144 (print_operand): Handle TFmode and TImode for %y.
22145 (rs6000_generate_compare): Handle TFmode comparisons for E500
22147 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22148 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22149 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22150 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22151 TFmode for E500 double.
22152 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22153 (floatsidf2): Enable for E500 double.
22154 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22155 (extenddftf2): Change to extenddftf2_fprs.
22156 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22157 depending on TARGET_E500_DOUBLE.
22158 (extendsftf2): Enable for E500 double.
22159 (trunctfdf2): Enable for E500 double.
22160 (trunctfsf2): Change to trunctfsf2_fprs.
22161 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22162 depending on TARGET_E500_DOUBLE.
22163 (floatsitf2): Enable for E500 double.
22164 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22165 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22166 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22167 (negtf2): Change to negtf2_internal.
22168 (negtf2): New expander.
22169 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22170 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22171 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22172 (movdi_internal32): Use rs6000_nonimmediate_operand.
22173 (unnamed splitter): Likewise.
22174 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22175 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22176 (SPE64TF, DITI): New mode macros.
22177 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22180 (frob_<mode>_di_2): New.
22181 (frob_tf_di_8_2): New.
22182 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22184 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22186 (frob_ti_<mode>_8_2): New.
22187 (frob_ti_tf_2): New.
22188 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22189 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22191 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22192 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22193 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22194 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22195 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22196 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22199 2007-01-23 Ian Lance Taylor <iant@google.com>
22201 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22203 (OBJS-archive): Reformat, alphabetize.
22204 (OBJS): Change out_object_file to OBJS-md.
22206 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22208 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22209 JUMP_P and CALL_P predicates where applicable.
22210 * config/i386/i386.c: Ditto.
22211 * config/i386/i386.md: Ditto.
22212 * config/i386/mmx.md: Ditto.
22213 * config/i386/predicates.md: Ditto.
22215 2007-01-22 Andreas Schwab <schwab@suse.de>
22217 * config/m68k/m68k.h: Fix comment.
22219 2007-01-22 Jan Hubicka <jh@suse.cz>
22221 * passes.c (init_optimization_passes): Do not rerun
22222 pass_early_warn_uninitialized.
22224 2007-01-22 Richard Guenther <rguenther@suse.de>
22226 PR tree-optimization/30038
22227 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22229 (execute_cse_sincos_1): Likewise.
22230 (execute_cse_sincos): Likewise.
22231 (gate_cse_sincos): Likewise.
22232 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22233 the cexpi() canonicalization of sincos().
22234 * tree-pass.h (pass_cse_sincos): Declare.
22235 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22237 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22239 PR rtl-optimization/29329
22240 * combine.c (replaced_rhs_insn): Rename to i2mod.
22241 (replaced_rhs_value): Rename to i2mod_new_rhs.
22242 (i2mod_old_rhs): New global variable.
22243 (combine_instructions): Adjust for above change. Save a copy of
22244 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22245 note are substituted in the second instruction.
22246 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22247 ditch the note if it pertains to the second eliminated register
22248 and this register is mentioned in i2mod_old_rhs.
22251 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22253 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22254 the insn to which the note was originally attached.
22256 2007-01-21 Jan Hubicka <jh@suse.cz>
22258 * ipa-inline.c (inlining_mode): Comment, move up.
22259 (cgraph_decide_inlining_incrementally): Do not perform inlining
22260 itself; fix handling of flattening of self recursive functions.
22261 (cgraph_find_cycles): Remove.
22262 (cgraph_flatten_node): Remove.
22263 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22264 (try_inline): New function.
22265 (cgraph_early_inlining): Update call of
22266 cgraph_decide_inlining_incrementally. Apply inlining here.
22267 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22269 2007-01-21 Dirk Mueller <dmueller@suse.de>
22272 * tree-vrp.c (check_array_bounds): do not warn
22273 about ADDR_EXPR's of ARRAY_REF's which are immediately
22274 used in binary expressions.
22276 2007-01-21 Ira Rosen <irar@il.ibm.com>
22278 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22279 read_write_dep and macros for its access.
22280 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22281 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22282 argument, call vect_check_interleaving for every independent pair of
22283 data-refs. Mark loads that access the same memory location as a store
22285 (vect_check_dependences): Remove.
22286 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22287 call, fix the call to vect_analyze_data_ref_dependence.
22288 (vect_analyze_data_ref_access): For statements that access the same
22289 data-ref, check that they are not stores; for loads, check that there
22290 is no store that access the same location.
22292 2007-01-20 Roger Sayle <roger@eyesopen.com>
22293 Joseph Myers <joseph@codesourcery.com>
22295 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22296 (-fdump-rtl-stack): Likewise.
22297 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22298 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22299 (-mpt-fixed): Use @minus{} for minus sign.
22300 (Using Precompiled Headers): Fix under/overfull hbox.
22302 2007-01-20 Jan Hubicka <jh@suse.cz>
22304 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22305 place within annotation.
22307 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22309 * pa.c (output_move_double): Change array size of xoperands to 4.
22311 2007-01-20 Jan Hubicka <jh@suse.cz>
22313 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22316 2007-01-19 Ian Lance Taylor <iant@google.com>
22318 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22319 constant to unsigned HOST_WIDE_INT before negating.
22321 2007-01-19 Ian Lance Taylor <iant@google.com>
22323 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22325 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22326 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22327 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22328 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22329 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22330 (realloc_vdef, realloc_vuse): Change second parameter to
22332 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22333 fields to unsigned.
22334 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22335 unsigned. Change x and lim locals to unsigned.
22336 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22338 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22339 (copy_virtual_operands): Change i and n locals to unsigned.
22341 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22343 PR middle-end/29335
22344 * builtins.c (fold_builtin_1): Handle builtin fdim.
22346 2007-01-20 Jan Hubicka <jh@suse.cz>
22348 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22349 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22350 init_alias_heapvars.
22351 (init_alias_heapvars): Initialize only when not already initialized.
22352 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22354 2007-01-19 Roger Sayle <roger@eyesopen.com>
22356 * common.opt (fsigned-zeros): New command line option.
22357 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22358 of flag_unsafe_math_optimizations.
22359 * opts.c (set_fast_math_flags): The -ffast-math command line option
22360 implies -fno-signed-zeros.
22361 (fast_math_flags_set_p): Likewise.
22363 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22364 the documentation of -ffast-math appropriately. Wrap long lines.
22366 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22368 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22369 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22371 2007-01-19 Tomas Bily <tbily@suse.cz>
22373 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22375 (tree_init_ic_make_global_vars): New function
22376 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22377 (tree_gen_ic_profiler): New function
22378 (tree_gen_ic_func_profiler): New function
22379 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22380 (tree_profile_hooks): Added hook for indirec/virtual calls
22381 * value-prof.c (tree_find_values_to_profile): New case for
22383 (tree_values_to_profile): Call for determining indirect/virtual
22385 (tree_indirect_call_to_profile): New function
22386 (tree_ic_transform): New function
22387 (tree_ic): New function
22388 (find_func_by_pid): New function
22389 (init_pid_map): New function
22390 (tree_value_profile_transformations): Added check for
22391 indirect/virtual call transformation
22392 * value-prof.h (enum hist_type): New counter type for
22393 indirect/virtual calls
22394 (profile_hooks): Added new hook for profiling indirect/virtual
22396 * profile.c (instrument_values): New case for indirect/virtual
22398 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22399 (GCOV_COUNTER_V_INDIR): New counter type
22400 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22401 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22403 * cgraph.c: Definition of cgraph_max_pid
22404 (cgraph_create_node): Default init of pid attribute
22405 * cgraph.h: Declaration of cgraph_max_pid
22406 (struct cgraph_node): Added pid attribute
22407 * libgcov.c (__gcov_indirect_call_profiler): New function
22408 (__gcov_one_value_profiler_body): New function
22409 (__gcov_one_value_profiler): Body was moved to
22410 __gcov_one_value_profiler_body and calls it
22412 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22414 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22415 * gengtype.c (write_types_data, write_func_for_structure,
22416 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22417 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22418 (walk_type, write_func_for_structure): Generate the mark_hook if
22421 2007-01-19 Jan Hubicka <jh@suse.cz>
22423 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22424 'early' argument take inlining mode argument specifying whether to
22425 inline for size/speeed or all functions; add support for flattening;
22427 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22429 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22432 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22433 the name of the declared identifier.
22435 2007-01-19 Dirk Mueller <dmueller@suse.de>
22437 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22438 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22439 duplicate evaluation.
22441 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22443 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22444 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22445 to XFMode, use acosxf2 and truncate result to requested mode.
22446 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22447 (asin<mode>2): Similarly, with asin expanders.
22448 (*fscalexf4_i387): Rename from *fscalexf4.
22449 (expNcorexf3): New expander.
22450 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22451 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22452 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22453 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22454 patterns for SSE math.
22455 (exp10<mode>2): Similarly, with exp10 expanders.
22456 (exp2<mode>2): Similarly, with exp2 expanders.
22457 (expm1<mode>2): Similarly, with expm1 expanders.
22458 (ldexp<mode>3): Similarly, with ldexp expanders.
22459 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22460 Use gen_truncxf<mode>2_i387_noop to truncate result.
22462 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22464 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22465 for ColdFire targets.
22467 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22468 Richard Sandiford <richard@codesourcery.com>
22470 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22471 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22472 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22473 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22474 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22475 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22477 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22479 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22480 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22481 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22482 (*adddi_dilshr32_cf): New pattern.
22483 (adddi3, subdi3): Remove first alternatives.
22485 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22487 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22488 implemented using move.l, do not use its cc result for floating-point
22491 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22493 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22494 from accepting 's' constraints if flag_pic.
22496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22498 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22499 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22500 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22501 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22503 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22505 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22506 ColdFire alternatives.
22507 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22508 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22509 architectures that support ff1 instruction.
22511 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22512 Julian Brown <julian@codesourcery.com>
22514 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22515 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22516 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22519 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22521 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22523 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22524 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22525 HOST_WIDE_INT instead of an rtx.
22526 (m68k_rtx_costs): Update call accordingly.
22527 (output_move_const_into_data_reg): Likewise. Fix formatting.
22528 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22530 (output_move_simode_const): Update calls after above changes.
22531 Rework to use automatic variables and predicates like MEM_P.
22532 * config/m68k/m68k.md (pushexthisi_const): Update call to
22535 2007-01-19 Dirk Mueller <dmueller@suse.de>
22537 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22538 in dump_flags test.
22540 2007-01-19 Richard Guenther <rguenther@suse.de>
22542 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22543 via cexp in case sincos is not available.
22545 2007-01-19 Richard Guenther <rguenther@suse.de>
22547 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22548 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22549 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22550 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22551 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22552 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22553 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22554 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22556 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22558 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22560 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22561 (atan2xf3): Directly generate RTL pattern.
22562 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22563 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22564 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22565 disable patterns for SSE math.
22566 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22567 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22568 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22569 disable patterns for SSE math.
22571 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22573 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22575 2007-01-18 Roger Sayle <roger@eyesopen.com>
22577 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22578 VIEW_CONVERT_EXPR to the same type as it's operand.
22580 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22582 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22583 configured for long double 128.
22585 2007-01-18 Mike Stump <mrs@apple.com>
22587 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22590 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22592 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22595 2007-01-18 Jan Hubicka <jh@suse.cz>
22597 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22598 greater than NUM_VOP_FREE_BUCKETS.
22600 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22602 * tree-ssa-structalias.c: Update comments.
22603 (ptabitmap_obstack): Removed.
22604 (pta_obstack): New.
22605 (oldpta_obstack): Ditto.
22606 (stats): Add a few members.
22607 (struct variable_info): Remove node, complex, address_taken, and
22608 indirect_target members. Add oldsolution member.
22609 (new_var_info): Do not initialize removed members.
22610 (constraint_expr_type): Remove INCLUDES.
22611 (constraint_graph): Add size, implicit_preds, rep,
22612 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22613 (FIRST_REF_NODE): New macro.
22614 (LAST_REF_NODE): Ditto.
22615 (FIRST_ADDR_NODE): Ditto.
22616 (find): New function.
22618 (dump_constraint): Do not handle INCLUDES.
22619 (insert_into_complex): Do not insert duplicate constraints.
22620 (condense_varmap_nodes): Renamed and rewritten into ...
22621 (merge_node_constraints): This. Also fix bug in handling of
22622 offseted copy constraints.
22623 (clear_edges_for_node): No longer need to deal with preds at all,
22624 or removing associated preds/succs.
22625 (merge_graph_nodes): Deal with indirect_cycles.
22626 Don't deal with predecessors.
22627 (add_implicit_graph_edge): New function.
22628 (add_pred_graph_edge): Ditto.
22629 (add_graph_edge): Don't deal with predecessors.
22630 (build_constraint_graph): Removed.
22631 (build_pred_graph): New function.
22632 (build_succ_graph): Ditto.
22633 (struct scc_info): Removed in_component. Added roots, dfs, and
22634 node_mapping. Remove visited_index, unification_queue.
22635 (scc_visit): Deal with union-find we do now.
22636 Deal with cycles with REF nodes.
22637 (collapse_nodes): Renamed and rewritten to ...
22638 (unify_nodes): This.
22639 (process_unification_queue): Removed.
22640 (topo_visit): Cleanup
22641 (do_da_constraint): Use find.
22642 (do_sd_constraint): Ditto.
22643 (do_ds_constraint): Ditto.
22644 (do_complex_constraint): Ditto.
22645 (init_scc_info): Update for removed and added members.
22646 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22647 (find_indirect_cycles): This.
22648 (equivalence_class): New variable.
22649 (label_visit): New function.
22650 (perform_variable_substitution): Rewritten.
22651 (free_var_substitution_info): New function.
22652 (find_equivalent_node): Ditto.
22653 (move_complex_constraints): Ditto.
22654 (eliminate_indirect_cycles): Ditto.
22655 (solve_graph): Only propagate changed bits.
22656 Use indirect cycle elimination.
22658 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22659 (tree_id_eq): Renamed to ...
22660 (tree_vi_eq): This. Update for member change
22661 (insert_id_for_tree): Renamed and rewritten to ...
22662 (insert_vi_for_tree): This.
22663 (lookup_id_for_tree): Renamed and rewritten to ...
22664 (lookup_vi_for_tree): This.
22665 (get_id_for_tree): Renamed and rewritten to ...
22666 (get_vi_for_tree): Ditto.
22667 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22668 (process_constraint): Don't handle INCLUDES.
22669 Remove special ADDRESSOF case.
22670 (find_func_aliases): Rewrite to use vi functions instead of id
22672 (create_function_info_for): Ditto.
22673 (create_variable_info_for): Ditto.
22674 (intra_create_variable_infos): Ditto.
22675 (merge_smts_into): Ditto.
22676 (find_what_p_points_to): Ditto.
22677 (init_base_vars): Ditto.
22678 (init_alias_vars): Ditto.
22679 (remove_preds_and_fake_succs): New function.
22680 (dump_sa_points_to_info): Dump new stats.
22681 (dump_solution_for_var): Use find.
22682 (set_used_smts): Fix formatting.
22683 (compute_points_to_sets): Updated for new functions.
22684 (ipa_pta_execute): Ditto.
22686 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22687 Richard Sandiford <richard@codesourcery.com>
22689 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22691 * calls.c (expand_call): If the return value is a PARALLEL,
22692 extract its first member.
22693 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22694 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22695 use FUNCTION_EXTRA_EPILOGUE.
22696 (m68k_function_value): Return a PARALLEL if the return value
22697 is of a pointer type.
22698 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22699 (FUNCTION_EXTRA_EPILOGUE): Remove.
22700 * config/m68k/m68k.md (D0_REG): New constant.
22702 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22704 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22705 output a NOP for empty epilogues.
22707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22709 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22710 before function. Extend register save check to include all
22711 registers, not just integer ones.
22713 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22715 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22716 (m68k_use_return_insn): ...this.
22717 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22718 * config/m68k/m68k.c (use_return_insn): Rename to...
22719 (m68k_use_return_insn): ...this.
22720 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22721 of USE_RETURN_INSN.
22723 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22725 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22726 nearest even, fix denormal rounding overflow.
22728 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22730 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22731 f%$smove and f%$move.
22732 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22733 (extendsfdf2_cf): Use fdmove instead of f%&move.
22734 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22735 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22737 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22739 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22742 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22744 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22745 (coldfire_single_format): Declare.
22746 (coldfire_double_format): Likewise.
22747 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22748 of qnan_msb_set to determine the lower bits of a canonical
22750 (encode_ieee_double): Likewise.
22751 (encode_ieee_quad): Likewise.
22752 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22753 (mips_single_format): Likewise.
22754 (ieee_double_format): Likewise.
22755 (mips_double_format): Likewise.
22756 (ieee_extended_motorola_format): Likewise.
22757 (ieee_extended_intel_96_format): Likewise.
22758 (ieee_extended_intel_128_format): Likewise.
22759 (ieee_extended_intel_96_round_53_format): Likewise.
22760 (ibm_extended_format): Likewise.
22761 (mips_extended_format): Likewise.
22762 (ieee_quad_format): Likewise.
22763 (mips_quad_format): Likewise.
22764 (vax_f_format): Likewise.
22765 (vax_d_format): Likewise.
22766 (vax_g_format): Likewise.
22767 (i370_single_format): Likewise.
22768 (i370_double_format): Likewise.
22769 (decimal_single_format): Likewise.
22770 (decimal_double_format): Likewise.
22771 (decimal_quad_format): Likewise.
22772 (c4x_single_format): Likewise.
22773 (c4x_extended_format): Likewise.
22774 (real_internal_format): Likewise.
22775 (coldfire_single_format): New real_format.
22776 (coldfire_double_format): Likewise.
22777 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22778 canonical_nan_lsbs_set.
22779 (pdp11_d_format): Likewise.
22780 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22781 if TARGET_COLDFIRE_CPU.
22783 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22785 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22786 (output_call, m68k_legitimize_call_address): Declare.
22787 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22788 parenthesees. Add support for a 'W' constraint.
22789 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22790 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22791 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22792 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22794 (override_options): Initialize them. Do not set flag_no_function_cse
22795 for TARGET_ID_SHARED_LIBRARY.
22796 (m68k_output_pic_call): Delete.
22797 (m68k_legitimize_call_address): New function.
22798 (print_operand): Remove the %o prefix. Handle the %p prefix.
22799 (output_call): New function.
22800 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22801 target address from the GOT if symbolic jumps are not allowed.
22802 * config/m68k/m68k.md (call, general_operand): Do not set
22803 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22804 Merge separate flag_pic and !flag_pic define_insns into...
22805 (*call, *call_value): ...these new patterns. Match the address
22806 rather than the containing MEM and require it to be a call_operand.
22807 Use output_call to generate the asm template.
22808 * config/m68k/predicates.md (const_call_operand): New predicate.
22809 (call_operand): Likewise.
22811 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22813 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22814 (STACK_GROWS_DOWNWARD): Define to 1.
22815 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22816 comments, emphasizing that these values are only defaults.
22817 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22818 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22820 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22822 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22824 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22825 Richard Sandiford <richard@codesourcery.com>
22827 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22828 (FP_REGNO_P): New macros.
22829 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22830 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22831 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22832 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22834 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22836 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22837 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22839 * config/m68k/t-floatlib: New file, extracting common code from...
22840 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22841 * config/m68k/t-uclinux: Here.
22842 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22843 routines on ColdFire targets.
22845 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22847 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22848 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22849 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22850 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22851 explicitly set MOTOROLA to 1.
22852 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22854 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22855 Nathan Sidwell <nathan@codesourcery.com>
22857 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22858 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22859 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22860 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22861 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22862 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22863 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22864 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22865 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22866 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22867 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22868 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22869 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22870 (DBX_REGISTER_NUMBER): Delete.
22871 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22872 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22873 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22875 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22877 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22878 * config/flat.h: New file.
22879 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22880 OBJECT_FORMAT_FLAT.
22881 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22882 indirect references for -msep-data or -mid-shared-library.
22883 Do not use PC-relative code addresses either.
22884 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22886 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22887 for shared libraries and crt1.o for executables. Use crti.o and
22889 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22890 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22891 Do not add -elf2flt or -shared-lib-id options here.
22892 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22893 Pass -shared-lib-id if -mid-shared-library, taking the library
22894 identifier from -mshared-library-id if given, otherwise
22896 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22897 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22898 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22899 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22900 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22901 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22903 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22904 jump sequence for ISA A and ISA A+.
22905 (PICJUMP): Likewise.
22907 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22909 * config.gcc (m68k-*-uclinux*): Base the port on the common
22910 and m68k GNU/Linux files rather than on the generic ELF ones.
22911 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22912 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22914 2007-01-18 Julian Brown <julian@codesourcery.com>
22915 Richard Sandiford <richard@codesourcery.com>
22917 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22918 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22919 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22921 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22922 80 unconditionally.
22923 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22925 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22927 * doc/install.texi: Document m68k-uclinuxoldabi.
22928 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22929 * config/m68k/uclinux-oldabi.h: New file, copied from
22930 config/m68k/uclinux.h.
22932 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22934 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22935 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22936 (m32r_compute_frame_size): Use unsigned for regno.
22937 (m32r_reload_lr): Use gen_frame_mem.
22939 (m32r_output_function_epilogue): Don't output the function epilogue
22941 (m32r_expand_epilogue): New.
22942 (direct_return): Return false if the function has the interrupt
22944 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22945 * config/m32r/m32r.md (epilogue): New expander.
22946 (return_lr, return_rte): New insns.
22947 (return): Make it expander.
22948 (return_normal): New expander.
22950 2007-01-18 Josh Conner <jconner@apple.com>
22953 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22954 support for UNLE, UNLT, UNGE, and UNGT.
22956 2007-01-18 Jan Hubicka <jh@suse.cz>
22958 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22959 * tree-tailcall (add_virtual_phis): Likewise.
22960 (optimize_tail_call): Return TODOs.
22961 (execute_tail_calls): Return TODOs.
22962 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22963 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22965 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22966 Cleanup cfg using TODO.
22967 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22968 * passes.c (execute_function_todo): When cleanup did something, remove
22970 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22971 (make_edges): Don't cleanup_cfg.
22973 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22975 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22976 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22977 operate on the top of stack.
22978 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22979 register handling of instructions that output to the second
22981 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22982 (move_for_stack_reg): Special-case check for dead destination
22983 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22985 * config/i386/i386.md (UNSPEC_TAN): New constant.
22986 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22987 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22988 to correctly model move of constant 1.0 to top stack slot.
22989 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22990 (unnamed peephole2 pattern): Remove corresponding peephole2
22991 pattern that optimizes tan insn and loading of constant 1.0.
22992 (tanxf2): Use fptanxf4_i387.
22993 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22994 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22995 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22996 disable patterns for SSE math.
22997 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22998 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23000 2007-01-18 Dirk Mueller <dmueller@suse.de>
23001 Richard Guenther <rguenther@suse.de>
23004 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23005 * common.opt (Warray-bounds): Add new warning option.
23006 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23008 * Makefile.in: make tree-vrp.o depend on toplev.h
23009 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23011 (check_array_refs, check_array_bounds, check_array_ref): New.
23013 2007-01-18 Jan Hubicka <jh@suse.cz>
23015 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23016 (execute_ssa_ccp): Return flags conditionally.
23017 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23019 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23021 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23023 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23024 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23026 * Makefile.c (GTFILES): Add cfglayout.h.
23027 * gengtype.c (open_base_files): Likewise.
23028 * cfglayout.c (cfg_layout_function_footer,
23029 cfg_layout_function_header) Reindent to make gengtype happy.
23030 * cfglayout.h (cfg_layout_function_footer,
23031 cfg_layout_function_header): Add GTY(()) marker.
23033 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23035 2007-01-18 Ben Elliston <bje@au.ibm.com>
23037 * genautomata.c (write_automata): Include xstrerror output in the
23038 error message if writing the DFA description file fails.
23040 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23042 * config/mips/mips-protos.h (mips_output_external): Make it
23044 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23045 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23046 (extern_list): Likewise.
23047 (extern_head): Likewise.
23048 (TARGET_ASM_FILE_END): Likewise.
23049 (mips_file_end): Likewise.
23050 (mips_output_external): Rewritten.
23052 2007-01-18 Ben Elliston <bje@au.ibm.com>
23054 * genpreds.c (write_insn_preds_c): Only write out the function
23055 body for regclass_for_constraint if we have register constraints.
23057 2007-01-17 Tom Tromey <tromey@redhat.com>
23059 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23060 * doc/install.texi (Testing): Use sourceware.org.
23061 (Binaries): Likewise.
23062 (Specific): Likewise.
23063 * doc/contrib.texi (Contributors): Use sourceware.org.
23065 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23067 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23068 (AVR_ENHANCED): Rename to ...
23069 (AVR_HAVE_MUL): ... new.
23070 (avr_enhanced_p): Rename to ...
23071 (avr_have_mul_p): ... new.
23072 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23073 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23074 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23075 (avr_have_mul_p): ... new.
23076 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23077 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23078 'avr_enhanced_p' and 'enhanced'.
23079 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23080 AVR_HAVE_MUL instead of AVR_ENHANCED.
23081 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23082 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23083 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23084 instead of AVR_ENHANCED.
23085 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23086 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23087 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23089 2007-01-17 Ian Lance Taylor <iant@google.com>
23091 * vec.h (VEC_reserve_exact): Define.
23092 (vec_gc_p_reserve_exact): Declare.
23093 (vec_gc_o_reserve_exact): Declare.
23094 (vec_heap_p_reserve_exact): Declare.
23095 (vec_heap_o_reserve_exact): Declare.
23096 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23098 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23099 negative parameter.
23100 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23101 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23102 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23103 * vec.c (calculate_allocation): Add exact parameter. Change all
23105 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23106 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23107 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23108 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23109 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23110 (vec_heap_p_reserve_exact): New function.
23111 (vec_heap_o_reserve_exact): New function.
23113 2007-01-17 Jan Hubicka <jh@suse.cz>
23115 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23117 2007-01-17 Eric Christopher <echristo@apple.com>
23119 * config.gcc: Support core2 processor.
23121 2007-01-16 Jan Hubicka <jh@suse.cz>
23123 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23124 the names, just unlink the chain so we don't crash on dangling
23128 2007-01-16 Jan Hubicka <jh@suse.cz>
23130 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23131 * tree-pass.h: Reorder to make IPA passes appear toegher.
23132 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23134 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23135 parameters, do not call early inliner.
23136 * ipa-inline.c: Update comments. Include tree-flow.h
23137 (cgraph_decide_inlining): Do not compute inlining parameters.
23138 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23139 be called with function context set up.
23140 (pass_ipa_inline): Remove unreachable functions before pass.
23141 (cgraph_early_inlining): Simplify assuming to be called from the
23143 (pass_early_inline): New pass.
23144 (cgraph_gate_ipa_early_inlining): New gate.
23145 (pass_ipa_early_inline): Turn into simple wrapper.
23146 (compute_inline_parameters): New function.
23147 (gate_inline_passes): New gate.
23148 (pass_inline_parameters): New pass.
23149 (apply_inline): Move here from tree-optimize.c
23150 (pass_apply_inline): New pass.
23151 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23153 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23154 doing them by hand.
23155 (tree_function_versioning): Do not allocate dummy struct function.
23156 * tree-inline.h (optimize_inline_calls): Update prototype.
23157 * tree-optimize.c (execute_fixup_cfg): Export.
23158 (pass_fixup_cfg): Remove
23159 (tree_rest_of_compilation): Do not apply inlines.
23160 * tree-flow.h (execute_fixup_cfg): Declare.
23161 * Makefile.in (gt-passes.c): New.
23162 * passes.c: Include gt-passes.h
23163 (init_optimization_passes): New passes.
23164 (nnodes, order): New static vars.
23165 (do_per_function_toporder): New function.
23166 (execute_one_pass): Dump current pass here.
23167 (execute_ipa_pass_list): Don't dump current pass here.
23169 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23171 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23172 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23174 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23176 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23177 (strong_alias): Define.
23178 (__gcc_qmul): Provide non-FMA for soft-float.
23179 (__gcc_qdiv): Same.
23184 (__gcc_qunord): New.
23194 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23195 soft-float functions.
23196 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23197 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23198 about long double soft float.
23200 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23201 Tehila Meyzels <tehila@il.ibm.com>
23203 * tree-vectorizer.h (is_pattern_stmt_p): New.
23204 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23205 formatting (tabs instead of spaces). Cleanup and clarify setting
23206 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23207 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23208 (vectorizable_type_demotion): Check that types are integral.
23209 (vectorizable_type_promotion): Likewise.
23210 (vectorizable_store): Fix typo. Eliminate new-line at end of
23213 2007-01-16 Jan Hubicka <jh@suse.cz>
23215 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23218 2007-01-15 Eric Christopher <echristo@apple.com>
23220 * ifcvt.c: Include vec.h, vecprim.h.
23221 (check_cond_move_block): New argument regs.
23222 Reorganize. Add registers used to regs.
23223 (cond_move_process_if_block): Use regs set above as
23226 2007-01-15 Eric Christopher <echristo@apple.com>
23228 * config/darwin.h: Update copyright.
23229 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23230 (LINK_COMMAND_SPEC): Add -u.
23231 (LINK_SPEC): Fix umbrella for above.
23233 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23235 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23238 2007-01-15 Tom Tromey <tromey@redhat.com>
23240 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23241 * doc/install.texi (Testing): Don't mention jacks.
23242 (Configuration): Document --enable-java-maintainer-mode. Move
23243 --with-java-home to libgcj-specific section. Document
23245 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23247 2007-01-15 Jan Hubicka <jh@suse.cz>
23249 * tree-ssa-dce.c (DCE_TODOs): New.
23250 (propagate_necessity): Return if something changed.
23251 (eliminate_unnecessary_stmts): Likewise.
23252 (perform_tree_ssa_dce): Return TODO flags when needed.
23253 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23255 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23257 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23258 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23259 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23260 patterns using X87MODEF12 mode macro. Extend operand 1
23261 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23262 (log10<mode>2): Ditto.
23263 (log2<mode>2): Ditto.
23264 (log1p<mode>2): Ditto.
23265 (logb<mode>2): Ditto.
23266 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23267 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23268 (*fxtractxf3_i387): Rename from *fxtractxf3.
23269 (fxtract_extend<mode>xf3_i387): New insn pattern.
23270 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23271 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23272 and gen_fyl2xxf3_i387().
23274 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23276 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23277 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23278 get_loop_exit_edges. Changed return type to bool.
23279 * cfgloop.h (fix_loop_placement): Declaration removed.
23281 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23283 * param.h (MIN_VECT_LOOP_BOUND): New.
23284 * params.def (MIN_VECT_LOOP_BOUND): New.
23285 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23286 argument - minimum threshold for number of iterations.
23287 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23288 argument to declaration.
23289 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23290 MIN_VECT_LOOP_BOUND.
23291 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23292 slpeel_tree_peel_loop_to_edge with additional argument.
23293 (vect_do_peeling_for_alignment): Likewise.
23294 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23296 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23299 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23300 operands of size 1.
23302 2007-01-14 Jan Hubicka <jh@suse.cz>
23304 * tree-dfa.c (remove_referenced_var): New function.
23305 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23306 prune referenced vars list too.
23307 * tree-flow.h (remove_referenced_var): Declare.
23309 2007-01-14 Jan Hubicka <jh@suse.cz>
23311 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23313 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23314 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23315 * except.h (verify_eh_throw_table_statements): Kill prototype.
23316 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23317 into call exrepssions.
23318 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23320 * tree-cfg.c: Include pointer-set.h.
23321 (verify_node_sharing): Work on pointer set.
23322 (verify_eh_throw_stmt_node): New.
23323 (verify_stmts): Use pointers sets, verify throw_stmt.
23325 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23327 * ipa-reference.c (analyze_function): Consider also addresses taken
23330 2007-01-12 Roger Sayle <roger@eyesopen.com>
23332 * c-typeck.c (null_pointer_constant_p): Replace use of
23333 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23334 (build_c_cast): Likewise.
23336 2007-01-12 Roger Sayle <roger@eyesopen.com>
23338 * tree.h (force_fit_type_double): Remove unused final argument.
23339 * c-common.c (constant_expression_warning): Replace use of
23340 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23341 (convert_and_check): Likewise.
23342 (shorten_compare): Update call to force_fit_type_double.
23343 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23344 * convert.c (convert_to_pointer): Update call to
23345 force_fit_type_double.
23346 * fold-const.c (force_fit_type_double): Remove overflowed_const
23348 (int_const_binop, fold_convert_const_int_from_int,
23349 fold_convert_const_int_from_real, fold_div_compare,
23350 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23351 fold_abs_const, fold_not_const): Remove the final argument from
23352 calls to force_fit_type_double.
23354 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23356 * configure.ac: Set insn to "nop" for spu-*-* also.
23357 * configure: Regenerate.
23359 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23361 * builtins.def : Add BUILT_IN_FREE.
23363 2007-01-12 Jan Hubicka <jh@suse.cz>
23365 PR tree-optimization/30443
23366 * tree-inline.c (tree_function_versioning): Do not optimize when
23367 cloning for inlining.
23369 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23371 * doc/loop.texi: Document recording of loop exits.
23372 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23373 (update_single_exits_after_duplication,
23374 update_single_exit_for_duplicated_loop,
23375 update_single_exit_for_duplicated_loops): Removed.
23376 (duplicate_loop_to_header_edge): Do not call
23377 update_single_exits_after_duplication and
23378 update_single_exit_for_duplicated_loops.
23379 (loop_version): Do not update single_exit information.
23380 (fix_loop_structure): Use record_loop_exits instead of
23381 mark_single_exit_loops.
23382 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23383 the lists of loop exits.
23384 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23385 split_edge, merge_blocks): Update the lists of loop exits.
23386 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23387 loop_optimizer_init.
23388 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23389 of mark_single_exit_loops.
23390 (loop_optimizer_finalize): Call release_recorded_exits.
23391 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23392 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23393 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23394 update single exit information.
23395 * lambda-code.c (perfect_nestify): Ditto.
23396 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23397 (mark_single_exit_loops): Removed.
23398 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23399 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23400 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23402 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23403 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23404 (verify_loop_structure): Verify consistency of the exit lists.
23405 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23406 (set_single_exit): Removed.
23407 * cfgloop.h (struct loop_exit): New function.
23408 (struct loop): single_exit_ field replaced by exits field.
23409 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23410 LOOPS_HAVE_RECORDED_EXITS.
23411 (struct loops): Added exits hash.
23412 (mark_single_exit_loops, set_single_exit): Declaration removed.
23413 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23415 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23417 * doc/invoke.texi: Avoid use of @headitem.
23419 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23421 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23423 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23425 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23428 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23429 Richard Sandiford <richard@codesourcery.com>
23431 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23432 * config/m68k/m68k.opt: Resort options.
23433 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23435 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23436 Richard Sandiford <richard@codesourcery.com>
23438 * doc/invoke.texi: Document the macros that are defined by
23439 m68k's -mtune and -mhard-float options.
23440 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23441 (m68k_cpp_cpu_family): Likewise.
23442 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23443 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23444 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23445 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23446 (m68k_cpp_cpu_family): Likewise.
23448 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23450 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23451 macros besides mc68000 as tuning macros. Use a switch statement
23452 to set them and mcpu32.
23454 2007-01-12 Julian Brown <julian@codesourcery.com>
23456 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23457 (TARGET_68040_ONLY): Rename to...
23458 (TARGET_68040): ...this.
23459 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23460 * config/m68k/m68k.md: Likewise.
23462 2007-01-12 Julian Brown <julian@codesourcery.com>
23463 Nathan Sidwell <nathan@codesourcery.com>
23464 Richard Sandiford <richard@codesourcery.com>
23466 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23467 the -mcpu= argument associated with the --with-cpu setting.
23468 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23469 if different from the one implied by the -mcpu setting.
23470 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23471 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23472 * doc/invoke.texi: Mention ColdFire in the introduction to the
23473 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23474 -mno-div and -mhard-float options. Make -m68881 a synonym for
23475 -mhard-float. Document the previously-undocumented -m5206e,
23476 -m528x, -m5307 and -m5407 options. Tweak the existing option
23477 documentation for consistency.
23478 * doc/install.texi: Mention new --with-cpu arguments.
23479 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23480 default CPU if neither -mcpu nor -march are specified.
23481 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23482 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23483 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23484 using m68k_tune to decide between families that implement the
23485 same ISA. Use m68k_tune to set __mcfv4e__.
23486 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23487 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23488 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23489 (FL_ISA_C, FL_ISA_MMU): New macros.
23490 (MASK_COLDFIRE): Delete.
23491 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23492 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23493 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23494 (TARGET_HARD_FLOAT): Do not define here.
23495 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23496 (TUNE_68000): New macro.
23497 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23498 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23499 (TUNE_CFV2): Redefine in terms of m68k_tune.
23500 (uarch_type, target_device, fpu_type): New enums.
23501 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23502 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23503 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23504 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23505 (FL_FOR_isa_c): New macros.
23506 (m68k_isa): New enum.
23507 (m68k_target_selection): New structure.
23508 (all_devices, all_isas, all_microarchs): New tables.
23509 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23510 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23511 (MASK_ALL_CPU_BITS): Delete.
23512 (m68k_find_selection): New function.
23513 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23514 Map the legacy target options to a combination of the new ones.
23515 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23516 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23517 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23519 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23520 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23522 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23523 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23524 * config/m68k/m68k-devices.def: New file.
23526 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23527 Nathan Sidwell <nathan@codesourcery.com>
23529 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23530 (SUBTARGET_EXTRA_SPECS): New macros.
23531 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23532 use %(asm_cpu_spec) instead.
23533 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23534 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23535 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23536 (EXTRA_SPECS): Rename to...
23537 (SUBTARGET_EXTRA_SPECS): ...this.
23539 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23540 Richard Sandiford <richard@codesourcery.com>
23541 Julian Brown <julian@codesourcery.com>
23543 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23544 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23545 to the configuration's default CPU.
23546 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23547 Remove default masks.
23548 (m680[012]0-*-*): Set the default with_cpu to the first part of
23550 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23551 (m68k*-*-linux): Extend the --with-cpu handling to...
23552 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23553 and m68010. Don't set target_cpu_default2.
23554 * doc/install.texi: Document --with-cpu for m68k.
23555 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23556 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23557 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23558 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23559 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23560 (ASM_SPEC): Remove use of %(asm_cpu_default).
23561 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23562 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23563 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23564 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23565 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23566 (TARGET_DEFAULT): Delete.
23567 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23568 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23569 (CPP_CPU_SPEC): Delete.
23570 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23571 the appropriate string.
23572 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23573 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23574 (ASM_SPEC): Don't use %(asm_default_spec).
23575 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23576 TARGET_DEFAULT and add MASK_68881.
23577 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23579 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23581 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23582 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23583 MASK_68010 alongside MASK_68020.
23584 * doc/invoke.texi: Document -m68010.
23585 * config/m68k/m68k.opt (m68010): New.
23586 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23588 (TUNE_68010): New macro.
23589 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23590 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23591 (M68K_CPU_m68332): Add MASK_68010.
23592 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23593 fallback definition.
23594 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23596 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23597 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23598 to all entries that use MASK_68020.
23599 (output_move_simode_const, output_move_himode, output_move_qimode)
23600 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23601 instead of TARGET_68020 to select clr behavior. Remove comment
23602 about there being no TARGET_68010.
23603 * config/m68k/m68k.md: Likewise throughout.
23605 2007-01-12 Julian Brown <julian@codesourcery.com>
23607 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23608 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23609 * config/m68k/m68k.md: Likewise.
23611 2007-01-12 Julian Brown <julian@codesourcery.com>
23613 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23614 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23616 2007-01-12 Julian Brown <julian@codesourcery.com>
23618 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23619 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23620 * config/m68k/m68k.md: Likewise.
23622 2007-01-12 Julian Brown <julian@codesourcery.com>
23623 Richard Sandiford <richard@codesourcery.com>
23625 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23626 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23627 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23629 (TARGET_CPU32): Rename to...
23630 (TUNE_CPU32): ...this.
23631 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23632 (TUNE_CFV2): New macros.
23633 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23634 remove conditions that are implied by TARGET_68020.
23635 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23636 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23637 (m68k_output_function_epilogue): Likewise.
23638 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23639 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23640 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23641 non-68000 timings. Refactor multiplication and division costs.
23642 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23643 TUNE_CPU32 instead of TARGET_CPU32.
23644 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23645 and TUNE_68060 instead of TARGET_68060.
23646 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23647 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23649 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23650 && !TARGET_COLDFIRE" to choose between moveq and clr.
23651 Likewise in the unnamed movsf pattern.
23652 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23653 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23656 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23658 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23659 of tabbing before backslashes.
23661 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23663 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23664 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23665 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23667 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23669 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23670 find_interesting_uses_cond.
23671 (find_interesting_uses_cond): Use extract_cond_operands.
23672 (rewrite_use_compare): Use extract_cond_operands and
23673 force_gimple_operand_bsi. Do not call update_stmt.
23674 (determine_use_iv_cost_condition): Use extract_cond_operands.
23675 Return cheaper of using original bound and changing the exit bound.
23677 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23679 PR tree-optimization/29516
23680 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23681 most_expensive_mult_to_index, addr_to_parts,
23682 create_mem_ref, maybe_fold_tmr): Make the type of
23683 fields of TARGET_MEM_REF sizetype.
23684 (move_fixed_address_to_symbol, move_pointer_to_base):
23686 * tree.def (TARGET_MEM_REF): Add comment on types of
23689 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23691 * c-common.c (vector_types_convertible_p): Treat opaque types as
23692 always convertible if they have the same size, but not otherwise.
23694 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23696 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23697 Remove the b_unconditional field.
23698 (noce_try_sign_mask): Do not look at b_unconditional.
23699 (noce_process_if_block): Do not use merge_if_blocks. Update
23700 the CFG here. Do not set b_unconditional.
23701 (cond_move_process_if_block): Likewise.
23702 (find_cond_trap): Likewise.
23703 (check_cond_move_block): Require simple jump insns at the end
23704 of the basic block.
23706 2007-01-11 Jan Hubicka <jh@suse.cz>
23708 PR tree-optimization/1046
23709 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23710 when alias info is not ready.
23711 (pass_tail_recursion): Do not require aliasing.
23712 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23713 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23714 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23715 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23716 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23717 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23718 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23720 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23721 When aliasing is not build, mark statement as volatile.
23723 2007-01-11 Tom Tromey <tromey@redhat.com>
23725 PR preprocessor/15185, PR preprocessor/20989:
23726 * doc/cppopts.texi <-MT>: Update description of algorithm for
23727 computing default target.
23728 <-M, -MD>: Reword "basename" text.
23730 2007-01-11 Roger Sayle <roger@eyesopen.com>
23732 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23733 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23734 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23735 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23736 fold_builtin_bswap, real_constp, fold_builtin_pow,
23737 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23738 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23739 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23740 * convert.c (convert_to_pointer): Likewise.
23741 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23742 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23743 const_binop, fold_convert_const_int_from_int,
23744 fold_convert_const_int_from_real,
23745 fold_convert_const_real_from_real, sign_bit_p,
23746 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23747 fold_sign_changed_comparison, fold_unary, fold_comparison,
23748 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23749 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23750 * print-tree.c (print_node_brief, print_node): Likewise.
23751 * stor-layout.c (place_field, layout_type): Likewise.
23752 * tree-chrec.c (keep_cast): Likewise.
23753 * tree.c (build_vector, build_real, build_real_from_int_cst,
23754 build_complex): Likewise.
23756 2007-01-11 Roger Sayle <roger@eyesopen.com>
23758 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23759 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23761 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23763 * configure.ac (strict1_warn): Rename to strict_warn.
23764 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23765 cc_set_by_configure, quoted_cc_set_by_configure,
23766 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23767 all_boot_languages, all_stagestuff): Remove.
23768 (target_list): Remove bootstrap targets.
23769 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23770 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23771 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23772 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23773 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23774 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23775 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23776 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23777 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23778 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23779 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23780 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23781 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23782 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23783 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23784 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23785 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23786 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23787 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23788 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23789 (mostlyclean): Adjust.
23790 (clean, distclean): Don't mention bootstrap stuff.
23791 * configure: Regenerate.
23792 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23793 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23794 treelang/config-lang.in (stagestuff): Remove.
23795 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23796 stageprofile, stagefeedback, stagestuff): Remove mention.
23798 2007-01-11 Nick Clifton <nickc@redhat.com>
23800 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23802 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23803 (mcore_arith_K_S_operand): Run the test for the S constraint not
23804 the test for the M constraint.
23805 (mcore_addsub_operand): Do not accept integer values that are
23806 larger than 32 bits.
23807 * config/mcore/mcore.md: Remove unused constraints from split.
23808 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23809 (addsi3): Likewise.
23810 (allocate_stack): Likewise.
23811 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23812 operands to 32 bits.
23813 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23815 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23816 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23817 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23818 mcore_output_bclri, mcore_output_andn, output_inline_const,
23819 mcore_output_move, mcore_output_movedouble): Likewise.
23820 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23821 (output_inline_const): Likewise.
23822 (output_inline_const): Fix format strings used in sprintf
23824 * config/mcore/mcore-protos.h: Update prototypes for changed
23825 functions in mcore.c.
23826 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23827 HOST_WIDE_INT and not int.
23828 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23829 CONST_OK_FOR_N): Likewise.
23830 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23831 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23834 2007-01-10 Jan Hubicka <jh@suse.cz>
23836 * tree-vrp.c (remove_range_assertions): Release defs.
23837 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23838 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23840 2007-01-10 Paul Brook <paul@codesourcery.com>
23842 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23843 * config/arm/arm.md (mulsi3subsi): New insn.
23845 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23847 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23848 (tree_transform_and_unroll_loop): New.
23849 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23852 2007-01-10 Robert Kennedy <jimbob@google.com>
23854 * fold-const.c (fold_comparison): Fold comparisons like (x *
23855 1000 < 0) to (x < 0).
23857 2007-01-10 Ian Lance Taylor <iant@google.com>
23859 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23860 operands have the same priority.
23862 2007-01-10 Tom Tromey <tromey@redhat.com>
23864 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23865 (fold_binary): Likewise.
23866 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23867 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23868 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23869 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23870 * langhooks.h (struct lang_hooks): Removed field
23871 'can_use_bit_fields_p'.
23873 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23875 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23877 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23879 * function.c (get_last_funcdef_no): New function.
23880 * function.h (get_last_funcdef_no): Declare.
23881 * tree-inline.c (initialize_cfun): Add initialization.
23882 (tree_function_versioning): Cleanup.
23884 2007-01-10 Jan Hubicka <jh@suse.cz>
23886 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23889 2007-01-10 Sa Liu <saliu@de.ibm.com>
23890 Ben Elliston <bje@au.ibm.com>
23892 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23893 for SAVE_NONLOCAL and Pmode for any other save level.
23894 * spu-protos.h (spu_restore_stack_block): Declare.
23895 * spu.md (save_stack_block): Remove.
23896 (restore_stack_block): Call spu_restore_stack_block.
23897 * spu.c (spu_restore_stack_block): New function.
23898 (spu_expand_epilogue): Remove old comment.
23900 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23902 PR tree-optimization/30322
23903 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23904 (cand_value_at): Return the value as aff_tree.
23905 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23906 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23907 aff_combination_mult): New functions.
23908 (aff_combination_add): Use aff_combination_add_cst.
23909 (aff_combination_convert): Allow conversions to a wider type.
23910 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23911 * tree-affine.h (aff_combination_mult): Declare.
23913 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23915 * doc/tm.texi: Update documentation to reflect reality of exec
23916 and start file search behaviours. Update copyright year.
23917 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23918 header file directories.
23920 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23922 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23923 (*cosxf2): Rename to cosxf2_i387.
23924 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23925 using X87MODEF12 mode macro. Rename patterns to
23926 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23928 (*cosdf2, *cossf2): Ditto.
23929 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23930 to match extended input operands.
23931 (sincos<mode>3): New expander.
23932 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23933 insn patterns and corresponding splitters.
23935 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23937 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23938 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23940 2007-01-09 Nicolas Pitre <nico@cam.org>
23943 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23945 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23947 * target.h (struct gcc_target): New field library_rtti_comdat.
23948 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23949 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23950 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23951 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23953 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23955 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23957 2007-01-08 Richard Guenther <rguenther@suse.de>
23959 * tree.h (force_fit_type_double): Export.
23960 (force_fit_type): Remove.
23961 * fold-const.c (force_fit_type_double): New function.
23962 (force_fit_type): Remove.
23963 (int_const_binop): Use it.
23964 (fold_convert_const_int_from_int): Likewise.
23965 (fold_convert_const_int_from_real): Likewise.
23966 (fold_div_compare): Likewise.
23967 (fold_sign_changed_comparison): Likewise.
23968 (fold_unary): Likewise.
23969 (fold_negate_const): Likewise.
23970 (fold_abs_const): Likewise.
23971 (fold_not_const): Likewise.
23972 * c-common.c (shorten_compare): Use force_fit_type_double.
23973 * convert.c (convert_to_pointer): Likewise.
23975 2007-01-08 Richard Guenther <rguenther@suse.de>
23977 * tree.h (build_int_cst_wide_type): Export.
23978 * tree.c (build_int_cst_wide_type): New function.
23979 (build_int_cst_wide): Fix comment.
23980 * builtins.c (fold_builtin_object_size): Use build_int_cst
23981 to build -1 or 0 of the correct type. Use fit_double_type
23982 to check for overflow.
23983 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23985 (decode_field_reference): Likewise.
23986 (all_ones_mask_p): Likewise.
23987 (native_interpret_int): Use build_int_cst_wide_type.
23988 (fold_binary): Use build_int_cst_type to build an all-ones
23990 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23992 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23994 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23996 2007-01-09 Ben Elliston <bje@au.ibm.com>
23998 * genautomata.c (STATS_OPTION): New option.
23999 (stats_flag): New flag.
24000 (gen_automata_option): Handle it.
24001 (initiate_automaton_gen): Ditto.
24002 (write_automata): Output statistics only if stats_flag is
24003 set. Likewise, output time statistics only if time_flag is set.
24004 * doc/md.texi (Processor pipeline description): Document new flag.
24006 2007-01-08 Richard Guenther <rguenther@suse.de>
24008 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24009 * tree.c (build_int_cst_type): Likewise.
24010 (size_in_bytes): Don't call force_fit_type on the result.
24011 (int_fits_type_p): Use fit_double_type.
24012 * fold-const.c (fit_double_type): New function.
24013 (force_fit_type): Use it.
24014 * tree.h (fit_double_type): Export.
24016 2007-01-08 Jan Hubicka <jh@suse.cz>
24018 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24019 * ipa.c (function_and_variable_visibility): Fix return type.
24021 2007-01-08 Richard Guenther <rguenther@suse.de>
24023 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24024 of offset to build the index.
24025 * tree-pretty-print.c (dump_generic_node): Don't build negated
24026 const just for printing.
24027 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24028 * builtins.c (fold_builtin_int_roundingfn): Check if result
24029 fits the type by using force_fit_type and comparing the result.
24030 * predict.c (predict_loops): Use compare_tree_int for comparison.
24031 * tree.c (build_int_cst): Fall back to integer_type_node for
24033 (build_int_cst_wide): Assert type is non-null.
24035 2007-01-08 Roberto Costa <roberto.costa@st.com>
24037 * tree-vrp.c (extract_range_from_cond_expr): New.
24038 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24039 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24041 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24042 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24043 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24044 used as expressions.
24045 * tree-object-size.c (cond_expr_object_size): New.
24046 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24048 2007-01-08 Jan Hubicka <jh@suse.cz>
24050 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24051 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24054 2007-01-08 Richard Guenther <rguenther@suse.de>
24056 PR tree-optimization/23603
24057 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24058 (extract_range_from_binary): Fall back to truthvalue instead of
24059 varying for TRUTH_*_EXPR.
24060 (extract_range_from_comparison): Fall back to truthvalue instead of
24062 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24063 if all visited PHI values were constant.
24065 2007-01-08 Jan Hubicka <jh@suse.cz>
24067 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24068 (cgraph_analyze_function): break out from ...
24069 (cgraph_finalize_compilation_unit): ... here.
24070 (cgraph_expand_function): Remove forgoten commented out line.
24071 (cgraph_optimize): Analyze functions.
24073 2007-01-08 Jan Hubicka <jh@suse.cz>
24075 * tree-pas.h (TODO_remove_function): New flag.
24076 (TODO_update*): Renumber.
24077 (pass_ipa_increase_alignment,
24078 pass_ipa_function_and_variable_visibility): New passes.
24079 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24080 (cgraph_function_and_variable_visibility): Move to ipa.c
24081 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24082 cgraph_increase_alignment.
24083 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24084 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24085 calling tree-inline.
24086 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24087 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24088 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24089 (gate_increase_alignment): New function.
24090 (pass_ipa_increase_alignment): New pass.
24091 * ipa.c: Inline tree-pass.h and timevar.h
24092 (function_and_variable_visibility): Move here from cgraphunit.c
24093 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24094 * passes.c (init_optimization_passes): Add the two new passes.
24095 (execute_todo): Handle cgraph_remove_functions.
24097 2007-01-08 Nick Clifton <nickc@redhat.com>
24099 * config/frv/predicates.md (reg_or_0_operand): Accept
24102 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24104 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24105 * config.gcc: Add bfin*-rtems*.
24107 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24109 * c.opt: Add -flax-vector-conversions.
24110 * c-typeck.c (convert_for_assignment): Pass flag to
24111 vector_types_convertible_p to allow emission of note.
24112 (digest_init): Likewise.
24113 * c-opts.c: Handle -flax-vector-conversions.
24114 * c-common.c (flag_lax_vector_conversions): New.
24115 (vector_types_convertible_p): Unless -flax-vector conversions
24116 has been passed, disallow conversions between vectors with
24117 differing numbers of subparts and/or element types. If such
24118 a conversion is disallowed, possibly emit a note on the first
24119 occasion only to inform the user of -flax-vector-conversions.
24120 The new last argument specifies this.
24121 * c-common.h (flag_lax_vector_conversions): New.
24122 (vector_types_convertible_p): Add extra argument.
24123 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24124 char_type_node for V*QI type vectors.
24125 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24126 Update to satisfy new typechecking rules.
24127 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24128 C and C++ variants.
24129 * doc/invoke.texi (C Dialect Options): Document
24130 -flax-vector-conversions.
24132 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24134 PR tree-optimization/29877
24135 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24136 a register variable on the RHS to not be replaceable.
24138 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24139 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24140 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24141 const_simm15, const_pow2, const_npow2): Added.
24142 * config/score/misc.md (insv, extv, extzv, movmemsi,
24143 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24144 * config/score/score.c (score_address_cost, score_select_cc_mode):
24146 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24147 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24148 Update score_print_operand.
24149 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24150 Adjust register allocate order and update some macro define.
24151 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24152 mdx_block_move_straight, mdx_block_move_loop_head,
24153 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24154 mdx_block_move_loop, mdx_block_move): Added.
24155 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24156 mdp_limm): Updated and fix some bug and typo.
24157 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24158 (movsf, movdf, doloop_end): Added.
24160 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24162 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24163 config/arm/thumb2.md: Fix comment typos.
24164 * doc/extend.texi: Fix a typo.
24166 2007-01-07 Eric Christopher <echristo@apple.com>
24168 * configure.ac: Check for __stack_chk_fail for darwin.
24169 * configure: Regenerate.
24171 2007-01-07 Richard Guenther <rguenther@suse.de>
24173 * tree-vrp.c (extract_range_from_assert): CSE calls to
24174 compare_values where possible.
24175 (extract_range_from_unary_expr): Likewise.
24177 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24179 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24180 * config/avr/avr.c (call_insn_operand): Delete function.
24181 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24182 instead of register number. Use predicates.
24183 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24184 call_insn_operand): Add.
24186 2007-01-06 Jan Hubicka <jh@suse.cz>
24188 * tree-pass.h (pass_build_cgraph_edges): Declare.
24189 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24190 (visited_nodes): Remove.
24191 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24192 build_cgrpah_edges; make visited_nodes local.
24193 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24194 (record_references_in_initializer): Move to cgraphbuild.c
24195 (initialize_inline_failed, rebuild_cgraph_edges,
24196 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24197 (verify_cgraph_node): Make visited_nodes local.
24198 (cgraph_analyze_function): Do not call cgraph_create_edges and
24199 initialize_inline_failed.
24200 (cgraph_expand_function): Do not call cgraph_lower_function;
24201 assert that function is already lowered.
24202 * Makefile.in (cgraphbuild.o): New.
24203 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24204 at the end of lowering passes.
24206 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24208 * ifcvt.c (cond_move_convert_if_block): New function, code
24209 factored out from...
24210 (cond_move_process_if_block): ...here. Call the new function
24211 on the THEN and ELSE blocks.
24212 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24213 already takes care of this.
24215 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24218 * tree.h (TREE_OVERFLOW_P): New.
24219 * c-typeck.c (parser_build_unary_op): Warn only if result
24220 overflowed and operands did not.
24221 (parser_build_binary_op): Likewise.
24222 (convert_for_assignment): Remove redundant overflow_warning.
24223 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24225 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24227 * c-typeck.c (store_init_value): Split over two lines to follow
24228 the GNU coding style.
24230 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24232 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24233 __GXX_EXPERIMENTAL_CXX0X__.
24234 * doc/cpp.texi: Same.
24236 2007-01-05 Richard Guenther <rguenther@suse.de>
24238 PR middle-end/27826
24239 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24240 with mismatched types. Instead explicitly build a
24241 conversion NOP_EXPR.
24243 2007-01-05 Ian Lance Taylor <iant@google.com>
24245 * c-common.c (decl_with_nonnull_addr_p): New function.
24246 (c_common_truthvalue_conversion): Call it.
24247 * c-typeck.c (build_binary_op): Likewise.
24248 * c-common.h (decl_with_nonnull_addr_p): Declare.
24250 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24253 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24256 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24258 * doc/install.texi (Final install): Document the fact that
24259 the GNAT runtime should not be stripped.
24261 2007-01-04 Jan Hubicka <jh@suse.cz>
24263 * tree-inline.c (fold_marked_statements): Update operand caches
24264 and EH after folding
24266 2007-01-04 Ian Lance Taylor <iant@google.com>
24268 * c-common.c (check_function_nonnull): Whitespace fix.
24270 2007-01-04 Jan Hubicka <jh@suse.cz>
24272 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24273 comitted older version of patch.
24274 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24275 function, celanup cfg and collect garbage.
24277 2007-01-04 Mike Stump <mrs@apple.com>
24279 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24282 2007-01-04 Eric Christopher <echristo@apple.com>
24284 * libgcc2.c (__bswapsi2): Use SItype.
24285 (__bswapdi2): Use DItype.
24286 * libgcc2.h: Update for above.
24288 2007-01-04 Paul Brook <paul@codesourcery.com>
24290 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24291 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24292 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24293 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24294 umulsi3_highpart): Make conditional on !arm_arch6.
24295 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24296 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24297 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24298 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24299 umulsi3_highpart_v6): New insns.
24301 2007-01-04 Roger Sayle <roger@eyesopen.com>
24303 * fold-const.c (fold_convert): When casting an expression to void,
24304 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24305 have a type. Instead of attempting to build a NOP_EXPR, return
24306 these "special" trees directly.
24308 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24310 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24311 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24312 rs6000_cost->fp not 0 as adjustment for outer NEG.
24314 2007-01-04 Jan Hubicka <jh@suse.cz>
24316 * cgraph.c (cgraph_release_function_body): New function.
24317 (cgraph_remove_node): Use it.
24318 * cgraph.h (cgraph_release_function_body): Declare.
24319 * cgraphunit.c (cgraph_expand_function): Use it.
24320 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24321 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24322 is initialized and while compilation of other function is running.
24323 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24324 statement CFG annotations from here to ...
24325 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24327 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24329 * cfgloop.h (enum li_flags): Make the constants powers of two.
24331 2007-01-04 Jan Hubicka <jh@suse.cz>
24333 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24335 (fold_marked_statements): New function.
24336 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24337 * tree-inline.h (copy_body_data): Add statements_to_fold.
24339 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24341 * config.gcc: Mention libgcc/config.host.
24342 * Makefile.in: Update comments mentioning libgcc.
24343 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24344 (all.cross, start.encap, rest.encap, rest.cross): Update
24345 dependencies for libgcc move.
24346 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24347 (clean-target, clean-target-libgcc): Delete.
24348 (srcdirify, GCC_EXTRA_PARTS): New macros.
24349 (libgcc-support, libgcc.mvars): New rules.
24350 (distclean): Remove mention of mklibgcc.
24351 (install): Don't reference INSTALL_LIBGCC.
24352 (install-common): Don't reference EXTRA_PARTS.
24353 (install-libgcc, install-multilib): Delete rules.
24354 * mklibgcc.in: Delete file.
24355 * doc/configfiles.texi: Don't mention mklibgcc.
24357 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24358 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24359 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24360 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24361 (mklibgcc, ldblspecs): Likewise.
24363 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24364 (posixpre.def): Use $(T).
24365 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24366 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24367 (SHLIB_LINK): Make dummy.
24368 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24370 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24372 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24373 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24374 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24375 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24377 * configure.ac (all_outputs): Remove mklibgcc.
24378 * configure: Regenerated.
24380 2007-01-03 Josh Conner <jconner@apple.com>
24382 PR middle-end/29683
24383 * calls.c (compute_argument_addresses): Set stack and stack_slot
24384 for partial args, too.
24385 (store_one_arg): Use locate.size.constant for the size when
24386 generating a save_area.
24388 2007-01-03 Robert Kennedy <jimbob@google.com>
24390 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24391 whose definitions are deleted due to basic block merging.
24393 2007-01-03 Paul Brook <paul@codesourcery.com>
24396 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24398 (use_return_insn): Return 0 for Thumb interrupt functions.
24399 (print_multi_reg): Add rfe argument for IRQ returns.
24400 (arm_output_epilogue): Pop interrupt return address directly into PC.
24401 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24403 2007-01-03 Paul Brook <paul@codesourcery.com>
24405 Merge from sourcerygxx-4_1.
24406 * config/arm/thumb2.md: New file.
24407 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24409 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24410 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24411 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24412 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24414 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24415 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24417 * config/arm/ieee754-sf.S: Ditto.
24418 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24419 (thumb1_base_register_rtx_p): ... to this.
24420 (thumb_index_register_rtx_p): Rename...
24421 (thumb1_index_register_rtx_p): ... to this.
24422 (thumb_output_function_prologue): Rename...
24423 (thumb1_output_function_prologue): ... to this.
24424 (thumb_legitimate_address_p): Rename...
24425 (thumb1_legitimate_address_p): ... to this.
24426 (thumb_rtx_costs): Rename...
24427 (thumb1_rtx_costs): ... to this.
24428 (thumb_compute_save_reg_mask): Rename...
24429 (thumb1_compute_save_reg_mask): ... to this.
24430 (thumb_final_prescan_insn): Rename...
24431 (thumb1_final_prescan_insn): ... to this.
24432 (thumb_expand_epilogue): Rename...
24433 (thumb1_expand_epilogue): ... to this.
24434 (arm_unwind_emit_stm): Rename...
24435 (arm_unwind_emit_sequence): ... to this.
24436 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24437 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24438 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24439 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24440 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24441 thumb2_output_casesi): New functions.
24442 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24443 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24444 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24445 THUMB2_WORK_REGS): Define.
24446 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24447 arm_condexec_mask, arm_condexec_masklen)): New variables.
24448 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24449 (arm_override_options): Check new CPU capabilities.
24450 Set new architecture flag variables.
24451 (arm_isr_value): Handle v7m interrupt functions.
24452 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24454 (const_ok_for_arm): Handle Thumb-2 constants.
24455 (arm_gen_constant): Ditto. Use movw when available.
24456 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24458 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24459 (thumb_find_work_register, arm_load_pic_register,
24460 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24461 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24462 print_multi_reg, output_mov_long_double_fpa_from_arm,
24463 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24464 output_mov_double_fpa_from_arm, output_move_double,
24465 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24466 output_return_instruction, arm_output_function_prologue,
24467 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24468 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24469 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24470 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24471 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24472 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24474 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24475 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24476 (arm_file_start): Output directive for unified syntax.
24477 (arm_unwind_emit_set): Handle stack alignment instruction.
24478 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24479 Add v6t2, v7, v7a, v7r and v7m.
24480 (RETLDM): Add Thumb-2 code.
24481 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24482 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24483 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24484 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24485 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24486 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24487 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24488 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24489 ADJUST_INSN_LENGTH): Define.
24490 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24491 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24492 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24493 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24494 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24495 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24496 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24497 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24498 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24499 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24500 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24501 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24502 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24503 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24504 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24505 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24506 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24508 * config/arm/arm-tune.md: Regenerate.
24509 * config/arm/arm-protos.h: Update prototypes.
24510 * config/arm/vfp.md: Enable patterns for Thumb-2.
24511 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24512 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24513 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24514 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24515 * config/arm/libunwind.S: Add Thumb-2 code.
24516 * config/arm/constraints.md: Update include Thumb-2.
24517 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24518 * config/arm/ieee754-df.S: Ditto.
24519 * config/arm/bpabi.S: Ditto.
24520 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24521 * config/arm/predicates.md (low_register_operand,
24522 low_reg_or_int_operand, thumb_16bit_operator): New.
24523 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24524 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24525 * config/arm/t-arm-elf: Add armv7 multilib.
24526 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24528 (UNSPEC_STACK_ALIGN, ce_count): New.
24529 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24530 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24532 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24533 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24534 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24535 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24536 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24537 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24539 * doc/extend.texi: Document ARMv7-M interrupt functions.
24540 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24542 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24544 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24545 (struct _Unwind_Context): Rename args_size to flags, remove
24546 signal_frame field, add a new args_size field and version field.
24547 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24548 _Unwind_IsExtendedContext): New inline functions.
24549 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24550 Assume by_value array is only present if _Unwind_IsExtendedContext.
24551 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24552 _Unwind_IsSignalFrame.
24553 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24554 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24555 (uw_init_context_1): Initialize context->flags to
24556 EXTENDED_CONTEXT_BIT.
24557 * config/rs6000/linux-unwind.h (frob_update_context): Use
24558 _Unwind_SetSignalFrame.
24560 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24562 PR middle-end/30353
24563 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24564 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24567 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24569 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24570 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24571 RET, AT_SP): Remove.
24572 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24575 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24576 * cfgbuild.c (find_basic_blocks): Likewise.
24577 * cfgrtl.c (rtl_create_basic_block): Likewise.
24578 * function.c (temp_slots_at_level): Likewise.
24579 * reg-stack.c (stack_regs_mentioned): Likewise.
24580 * regclass.c (allocate_reg_info): Likewise.
24581 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24582 set_bb_for_stmt, move_block_to_fn): Likewise.
24583 * tree-complex.c (tree_lower_complex): Likewise.
24584 * vec.h (VEC_safe_grow_cleared): New.
24586 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24588 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24590 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24591 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24593 * cfgloopmanip.c (scale_loop_frequencies): Export.
24594 (loopify): Scale the frequencies by prescribed coefficients.
24595 (set_zero_probability): New function.
24596 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24597 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24598 and frequencies according to arguments.
24599 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24601 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24602 * modulo-sched.c (sms_schedule): Set probabilities for entering
24603 versioned loop correctly.
24604 * tree-vect-transform.c (vect_transform_loop): Ditto.
24605 * cfgloop.h (loopify, loop_version): Declaration changed.
24606 (scale_loop_frequencies): Declared.
24608 2007-01-02 Jan Hubicka <jh@suse.cz>
24610 * cgraph.c: Include tree-flow.h
24611 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24612 early_local_passes.
24613 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24614 * tree-pass.h (pass_all_early_optimizations): Declare.
24615 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24616 early_local_passes.
24617 (cgraph_analyze_function): Do early_local_passes.
24618 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24619 Do not add referenced vars.
24620 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24622 (gate_all_early_local_passes): New gate.
24623 (pass_early_local_passes): Use new gate.
24624 (execute_early_local_optimizations): New functions.
24625 (gate_all_early_optimizations): New gate.
24626 (pass_all_early_optimizations): New pass.
24627 (execute_free_datastructures): Free SSA only when initialized.
24628 (gate_init_datastructures): Init only when optimizing.
24629 (tree_lowering_passes): Do early local passes when called late.
24630 * tree-profile.c (do_tree_profiling): Don't profile functions added
24632 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24633 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24635 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24636 during early_local_passes.
24637 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24640 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24642 * Makefile.in: Update copyright year.
24644 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24646 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24647 in $(lang_checks) and check-consistency targets.
24649 2007-01-02 Jan Hubicka <jh@suse.cz>
24651 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24652 Do not add referenced vars.
24653 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24655 * passes.c (init_optimization_passes): Put mudflap_2 after
24656 free_datastructures.
24658 2007-01-02 Jan Hubicka <jh@suse.cz>
24660 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24661 Set NOTHROW flag on call statements proved to be nothrow.
24662 Update statement of local calls so new pure/const functions are
24663 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24665 (tree_rest_of_compilation): Register hooks and initialize bitmap
24666 early. Do not set after_inlining flag.
24668 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24670 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24671 HOST_BITS_PER_LONGLONG
24673 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24676 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24677 warning for non-static initializers.
24679 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24681 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24682 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24683 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24684 Always use set_unique_reg_note to add REG_EQUAL notes.
24686 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24689 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24691 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24692 * cfgbuild.c (find_basic_blocks): Likewise.
24693 * cfgrtl.c (rtl_create_basic_block): Likewise.
24694 * function.c (temp_slots_at_level): Likewise.
24695 * reg-stack.c (stack_regs_mentioned): Likewise.
24696 * regclass.c (allocate_reg_info): Likewise.
24697 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24698 set_bb_for_stmt, move_block_to_fn): Likewise.
24699 * tree-complex.c (tree_lower_complex): Likewise.
24700 * vec.h (VEC_safe_grow_cleared): New.
24702 2007-01-02 Ian Lance Taylor <iant@google.com>
24704 * c-common.c (c_common_truthvalue_conversion): When warning about
24705 using an assignment as a truth value, set TREE_NO_WARNING.
24707 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24710 * c.opt (Wold-style-declaration): New.
24711 * doc/invoke.texi (C-only Warning Options): New.
24712 (Wold-style-declaration): Document it.
24713 (Wextra): Enabled by -Wextra.
24714 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24715 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24716 -Wold-style-declaration.
24718 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24720 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24721 * cfgbuild.c (find_basic_blocks): Likewise.
24722 * cfgrtl.c (rtl_create_basic_block): Likewise.
24723 * function.c (temp_slots_at_level): Likewise.
24724 * reg-stack.c (stack_regs_mentioned): Likewise.
24725 * regclass.c (allocate_reg_info): Likewise.
24726 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24727 set_bb_for_stmt, move_block_to_fn): Likewise.
24728 * tree-complex.c (tree_lower_complex): Likewise.
24729 * vec.h (VEC_safe_grow_cleared): New.
24731 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24733 * c-common.c (c_common_nodes_and_builtins): Since variants of
24734 void_type_node get built before it is given a name, we need to
24735 give those variants the name, too.
24736 (complete_array_type): We need to work with the canonical main
24737 type of the array, from which we will build the qualified version.
24738 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24739 * print-tree.c (print_node): Display canonical type information
24741 * stor-layout.c (layout_type): When we don't know the
24742 alignment of a type for which we're building an array, we end up
24743 guessing wrong, so make the type require structural equality.
24744 * tree.c (make_node_stat): When we build a new type, it is its
24745 own canonical type.
24746 (build_type_attribute_qual_variant): When building an attribute
24747 variant, its canonical type is the non-attribute variant. However,
24748 if the attributes are target-dependent and they differ, we need to
24749 use structural equality checks for this type.
24750 (build_qualified_type): A qualified type is not equivalent to its
24751 unqualified variant; set the canonical type appropriately.
24752 (build_distinct_type_copy): When building a distinct type from
24753 another type, the new type is its own canonical type.
24754 (build_variant_type_copy): When building a new type variant, we
24755 assume that it is equivalent to the original type.
24756 (build_pointer_type_for_mode): When building a pointer type, also
24757 build a canonical type pointer.
24758 (build_reference_type_for_mode): When building a reference type,
24759 also build a canonical type reference.
24760 (build_index_type): When we can't hash an index type (e.g.,
24761 because its maximum value is negative), the index type requires
24762 structural equality tests.
24763 (build_array_type): Build the canonical form of an array type.
24764 (build_function_type): Function types require structural equality,
24765 because they contain default arguments, attributes, etc.
24766 (build_method_type_directly): Ditto for method types.
24767 (build_offset_type): Build the canonical offset type.
24768 (build_complex_type): Build the canonical vector type.
24769 (make_vector_type): Build the canonical vector type.
24770 * tree.h (TYPE_CANONICAL): New.
24771 (TYPE_STRUCTURAL_EQUALITY_P): New.
24772 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24773 (struct tree_type): Added "canonical" field.
24774 * params.h (VERIFY_CANONICAL_TYPES): New.
24775 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24776 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24777 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24778 * doc/invoke.texi (verify-canonical-types): Document --param
24779 parameter for verifying canonical types.
24781 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24783 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24784 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24785 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24786 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24788 * config/rs6000/e500.h: New.
24789 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24790 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24792 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24793 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24794 TARGET_E500_DOUBLE): Remove.
24795 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24796 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24797 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24798 * config/rs6000/rs6000.c (rs6000_override_options): Use
24799 CHECK_E500_OPTIONS.
24801 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24803 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24804 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24805 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24806 rs6000_emit_cmove): Don't check TARGET_E500.
24807 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24808 sordered): Don't check TARGET_E500.
24810 2007-01-01 Eric Christopher <echristo@apple.com>
24812 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24813 HARD_REGISTER_NUM_P.
24815 2007-01-01 Roger Sayle <roger@eyesopen.com>
24817 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24818 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24819 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24822 2007-01-01 Mike Stump <mrs@apple.com>
24824 * configure.ac: Remove support for building with Apple's gcc-3.1.
24826 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24828 PR middle-end/30311
24829 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24830 REG is a hard register. Do not modify REG before calling
24832 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24833 multiple of the size of YMODE for certain lowpart cases.
24835 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24837 PR middle-end/30253
24838 * gimplify (voidify_wrapper_expr): Update for
24839 GIMPLE_MODIFY_STMT.
24841 2007-01-01 Andreas Schwab <schwab@suse.de>
24844 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24845 save of BR0 in extra_spill_size instead of spill_size.
24846 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24848 (ia64_expand_epilogue): Restore BR0 from its new location.
24850 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24852 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24853 Use a temporary variable if the left hand side is not a gimple
24856 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24858 * gimplify.c (gimplify_return_expr): Make the temporary variable
24859 for the return expression, a gimple register variable.
24861 2007-01-01 Jan Hubicka <jh@suse.cz>
24863 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24866 2007-01-01 Mike Stump <mrs@apple.com>
24868 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24870 * config/darwin.c (machopic_select_rtx_section): Use
24871 HAVE_GAS_LITERAL16.
24872 (darwin_mergeable_constant_section): Likewise.
24873 * configure: Regenerate.
24874 * config.in: Regenerate.
24876 2007-01-01 Jan Hubicka <jh@suse.cz>
24877 Andrew Pinski <pinskia@gmail.com>
24879 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24880 before starting IPA passes.